Remove Zmobius for faster compile on this bracnh only

Fixed compile issues with maxLocalNorm2 for non-scalar lattices

.travis.yml

@@ -9,11 +9,6 @@ matrix:
     - os:        osx
       osx_image: xcode8.3
       compiler: clang
-      env: PREC=single
-    - os:        osx
-      osx_image: xcode8.3
-      compiler: clang
-      env: PREC=double
       
 before_install:
     - export GRIDDIR=`pwd`
@@ -55,7 +50,7 @@ script:
     - make -j4
     - make install
     - cd $CWD/build
-    - ../configure --enable-precision=$PREC --enable-simd=SSE4 --enable-comms=none --with-lime=$CWD/build/lime/install ${EXTRACONF}
+    - ../configure --enable-simd=SSE4 --enable-comms=none --with-lime=$CWD/build/lime/install ${EXTRACONF}
     - make -j4 
     - ./benchmarks/Benchmark_dwf --threads 1 --debug-signals
     - make check

Grid/DisableWarnings.h

@@ -37,7 +37,9 @@ directory
 #endif
 
  //disables and intel compiler specific warning (in json.hpp)
+#ifdef __ICC
 #pragma warning disable 488  
+#endif
 
 #ifdef __NVCC__
  //disables nvcc specific warning in json.hpp

Grid/GridStd.h

@@ -28,4 +28,7 @@
 ///////////////////
 #include "Config.h"
 
+#ifdef TOFU
+#undef GRID_COMMS_THREADS
+#endif
 #endif /* GRID_STD_H */

Grid/Grid_Eigen_Dense.h

@@ -34,6 +34,12 @@
 #define __SYCL__REDEFINE__
 #endif
 
+/* HIP save and restore compile environment*/
+#ifdef GRID_HIP
+#pragma push
+#pragma push_macro("__HIP_DEVICE_COMPILE__")
+#endif
+#define EIGEN_NO_HIP
 
 #include <Grid/Eigen/Dense>
 #include <Grid/Eigen/unsupported/CXX11/Tensor>
@@ -42,7 +48,7 @@
 #ifdef __NVCC__REDEFINE__
 #pragma pop_macro("__CUDACC__")
 #pragma pop_macro("__NVCC__")
-#pragma pop_macro("GRID_SIMT")
+#pragma pop_macro("__CUDA_ARCH__")
 #pragma pop
 #endif
 
@@ -52,6 +58,12 @@
 #pragma pop
 #endif
 
+/*HIP restore*/
+#ifdef __HIP__REDEFINE__
+#pragma pop_macro("__HIP_DEVICE_COMPILE__")
+#pragma pop
+#endif
+
 #if defined __GNUC__
 #pragma GCC diagnostic pop
 #endif

Grid/Makefile.am

@@ -21,6 +21,7 @@ if BUILD_HDF5
   extra_headers+=serialisation/Hdf5Type.h
 endif
 
+
 all: version-cache Version.h
 
 version-cache:
@@ -53,6 +54,17 @@ Version.h: version-cache
 include Make.inc
 include Eigen.inc
 
+#extra_sources+=$(ZWILS_FERMION_FILES)
+extra_sources+=$(WILS_FERMION_FILES)
+extra_sources+=$(STAG_FERMION_FILES)
+if BUILD_GPARITY
+  extra_sources+=$(GP_FERMION_FILES)
+endif
+if BUILD_FERMION_REPS
+  extra_sources+=$(ADJ_FERMION_FILES)
+  extra_sources+=$(TWOIND_FERMION_FILES)
+endif
+
 lib_LIBRARIES = libGrid.a
 
 CCFILES += $(extra_sources)

Grid/algorithms/CoarsenedMatrix.h

@@ -31,6 +31,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 #ifndef  GRID_ALGORITHM_COARSENED_MATRIX_H
 #define  GRID_ALGORITHM_COARSENED_MATRIX_H
 
+#include <Grid/qcd/QCD.h> // needed for Dagger(Yes|No), Inverse(Yes|No)
 
 NAMESPACE_BEGIN(Grid);
 
@@ -59,12 +60,14 @@ inline void blockMaskedInnerProduct(Lattice<CComplex> &CoarseInner,
 class Geometry {
 public:
   int npoint;
+  int base;
   std::vector<int> directions   ;
   std::vector<int> displacements;
+  std::vector<int> points_dagger;
 
   Geometry(int _d)  {
     
-    int base = (_d==5) ? 1:0;
+    base = (_d==5) ? 1:0;
 
     // make coarse grid stencil for 4d , not 5d
     if ( _d==5 ) _d=4;
@@ -72,16 +75,51 @@ public:
     npoint = 2*_d+1;
     directions.resize(npoint);
     displacements.resize(npoint);
+    points_dagger.resize(npoint);
     for(int d=0;d<_d;d++){
       directions[d   ] = d+base;
       directions[d+_d] = d+base;
       displacements[d  ] = +1;
       displacements[d+_d]= -1;
+      points_dagger[d   ] = d+_d;
+      points_dagger[d+_d] = d;
     }
     directions   [2*_d]=0;
     displacements[2*_d]=0;
+    points_dagger[2*_d]=2*_d;
   }
 
+  int point(int dir, int disp) {
+    assert(disp == -1 || disp == 0 || disp == 1);
+    assert(base+0 <= dir && dir < base+4);
+
+    // directions faster index = new indexing
+    // 4d (base = 0):
+    // point 0  1  2  3  4  5  6  7  8
+    // dir   0  1  2  3  0  1  2  3  0
+    // disp +1 +1 +1 +1 -1 -1 -1 -1  0
+    // 5d (base = 1):
+    // point 0  1  2  3  4  5  6  7  8
+    // dir   1  2  3  4  1  2  3  4  0
+    // disp +1 +1 +1 +1 -1 -1 -1 -1  0
+
+    // displacements faster index = old indexing
+    // 4d (base = 0):
+    // point 0  1  2  3  4  5  6  7  8
+    // dir   0  0  1  1  2  2  3  3  0
+    // disp +1 -1 +1 -1 +1 -1 +1 -1  0
+    // 5d (base = 1):
+    // point 0  1  2  3  4  5  6  7  8
+    // dir   1  1  2  2  3  3  4  4  0
+    // disp +1 -1 +1 -1 +1 -1 +1 -1  0
+
+    if(dir == 0 and disp == 0)
+      return 8;
+    else // New indexing
+      return (1 - disp) / 2 * 4 + dir - base;
+    // else // Old indexing
+    //   return (4 * (dir - base) + 1 - disp) / 2;
+  }
 };
   
 template<class Fobj,class CComplex,int nbasis>
@@ -258,7 +296,7 @@ public:
 // Fine Object == (per site) type of fine field
 // nbasis      == number of deflation vectors
 template<class Fobj,class CComplex,int nbasis>
-class CoarsenedMatrix : public SparseMatrixBase<Lattice<iVector<CComplex,nbasis > > >  {
+class CoarsenedMatrix : public CheckerBoardedSparseMatrixBase<Lattice<iVector<CComplex,nbasis > > >  {
 public:
     
   typedef iVector<CComplex,nbasis >           siteVector;
@@ -268,33 +306,59 @@ public:
   typedef iMatrix<CComplex,nbasis >  Cobj;
   typedef Lattice< CComplex >   CoarseScalar; // used for inner products on fine field
   typedef Lattice<Fobj >        FineField;
+  typedef CoarseVector FermionField;
+
+  // enrich interface, use default implementation as in FermionOperator ///////
+  void Dminus(CoarseVector const& in, CoarseVector& out) { out = in; }
+  void DminusDag(CoarseVector const& in, CoarseVector& out) { out = in; }
+  void ImportPhysicalFermionSource(CoarseVector const& input, CoarseVector& imported) { imported = input; }
+  void ImportUnphysicalFermion(CoarseVector const& input, CoarseVector& imported) { imported = input; }
+  void ExportPhysicalFermionSolution(CoarseVector const& solution, CoarseVector& exported) { exported = solution; };
+  void ExportPhysicalFermionSource(CoarseVector const& solution, CoarseVector& exported) { exported = solution; };
 
   ////////////////////
   // Data members
   ////////////////////
   Geometry         geom;
   GridBase *       _grid; 
+  GridBase*        _cbgrid;
   int hermitian;
 
   CartesianStencil<siteVector,siteVector,int> Stencil; 
+  CartesianStencil<siteVector,siteVector,int> StencilEven;
+  CartesianStencil<siteVector,siteVector,int> StencilOdd;
 
   std::vector<CoarseMatrix> A;
-    
+  std::vector<CoarseMatrix> Aeven;
+  std::vector<CoarseMatrix> Aodd;
+
+  CoarseMatrix AselfInv;
+  CoarseMatrix AselfInvEven;
+  CoarseMatrix AselfInvOdd;
+
+  Vector<RealD> dag_factor;
+
   ///////////////////////
   // Interface
   ///////////////////////
   GridBase * Grid(void)         { return _grid; };   // this is all the linalg routines need to know
+  GridBase * RedBlackGrid()     { return _cbgrid; };
+
+  int ConstEE() { return 0; }
 
   void M (const CoarseVector &in, CoarseVector &out)
   {
     conformable(_grid,in.Grid());
     conformable(in.Grid(),out.Grid());
+    out.Checkerboard() = in.Checkerboard();
 
     SimpleCompressor<siteVector> compressor;
 
     Stencil.HaloExchange(in,compressor);
     autoView( in_v , in, AcceleratorRead);
     autoView( out_v , out, AcceleratorWrite);
+    autoView( Stencil_v  , Stencil, AcceleratorRead);
+    auto& geom_v = geom;
     typedef LatticeView<Cobj> Aview;
       
     Vector<Aview> AcceleratorViewContainer;
@@ -316,14 +380,14 @@ public:
       int ptype;
       StencilEntry *SE;
 
-      for(int point=0;point<geom.npoint;point++){
+      for(int point=0;point<geom_v.npoint;point++){
 
-	SE=Stencil.GetEntry(ptype,point,ss);
+	SE=Stencil_v.GetEntry(ptype,point,ss);
 	  
 	if(SE->_is_local) { 
 	  nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
 	} else {
-	  nbr = coalescedRead(Stencil.CommBuf()[SE->_offset]);
+	  nbr = coalescedRead(Stencil_v.CommBuf()[SE->_offset]);
 	}
 	acceleratorSynchronise();
 
@@ -344,12 +408,72 @@ public:
       return M(in,out);
     } else {
       // corresponds to Galerkin coarsening
-      CoarseVector tmp(Grid());
-      G5C(tmp, in); 
-      M(tmp, out);
-      G5C(out, out);
+      return MdagNonHermitian(in, out);
     }
   };
+
+  void MdagNonHermitian(const CoarseVector &in, CoarseVector &out)
+  {
+    conformable(_grid,in.Grid());
+    conformable(in.Grid(),out.Grid());
+    out.Checkerboard() = in.Checkerboard();
+
+    SimpleCompressor<siteVector> compressor;
+
+    Stencil.HaloExchange(in,compressor);
+    autoView( in_v , in, AcceleratorRead);
+    autoView( out_v , out, AcceleratorWrite);
+    autoView( Stencil_v  , Stencil, AcceleratorRead);
+    auto& geom_v = geom;
+    typedef LatticeView<Cobj> Aview;
+
+    Vector<Aview> AcceleratorViewContainer;
+
+    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer.push_back(A[p].View(AcceleratorRead));
+    Aview *Aview_p = & AcceleratorViewContainer[0];
+
+    const int Nsimd = CComplex::Nsimd();
+    typedef decltype(coalescedRead(in_v[0])) calcVector;
+    typedef decltype(coalescedRead(in_v[0](0))) calcComplex;
+
+    int osites=Grid()->oSites();
+
+    Vector<int> points(geom.npoint, 0);
+    for(int p=0; p<geom.npoint; p++)
+      points[p] = geom.points_dagger[p];
+
+    RealD* dag_factor_p = &dag_factor[0];
+
+    accelerator_for(sss, Grid()->oSites()*nbasis, Nsimd, {
+      int ss = sss/nbasis;
+      int b  = sss%nbasis;
+      calcComplex res = Zero();
+      calcVector nbr;
+      int ptype;
+      StencilEntry *SE;
+
+      for(int p=0;p<geom_v.npoint;p++){
+        int point = points[p];
+
+	SE=Stencil_v.GetEntry(ptype,point,ss);
+
+	if(SE->_is_local) {
+	  nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+	} else {
+	  nbr = coalescedRead(Stencil_v.CommBuf()[SE->_offset]);
+	}
+	acceleratorSynchronise();
+
+	for(int bb=0;bb<nbasis;bb++) {
+	  res = res + dag_factor_p[b*nbasis+bb]*coalescedRead(Aview_p[point][ss](b,bb))*nbr(bb);
+	}
+      }
+      coalescedWrite(out_v[ss](b),res);
+      });
+
+    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer[p].ViewClose();
+  }
+
   void MdirComms(const CoarseVector &in)
   {
     SimpleCompressor<siteVector> compressor;
@@ -359,6 +483,7 @@ public:
   {
     conformable(_grid,in.Grid());
     conformable(_grid,out.Grid());
+    out.Checkerboard() = in.Checkerboard();
 
     typedef LatticeView<Cobj> Aview;
     Vector<Aview> AcceleratorViewContainer;
@@ -367,6 +492,7 @@ public:
 
     autoView( out_v , out, AcceleratorWrite);
     autoView( in_v  , in, AcceleratorRead);
+    autoView( Stencil_v  , Stencil, AcceleratorRead);
 
     const int Nsimd = CComplex::Nsimd();
     typedef decltype(coalescedRead(in_v[0])) calcVector;
@@ -380,12 +506,12 @@ public:
       int ptype;
       StencilEntry *SE;
 
-      SE=Stencil.GetEntry(ptype,point,ss);
+      SE=Stencil_v.GetEntry(ptype,point,ss);
 	  
       if(SE->_is_local) { 
 	nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
       } else {
-	nbr = coalescedRead(Stencil.CommBuf()[SE->_offset]);
+	nbr = coalescedRead(Stencil_v.CommBuf()[SE->_offset]);
       }
       acceleratorSynchronise();
 
@@ -413,34 +539,7 @@ public:
 
     this->MdirComms(in);
 
-    int ndim = in.Grid()->Nd();
-
-    //////////////
-    // 4D action like wilson
-    // 0+ => 0 
-    // 0- => 1
-    // 1+ => 2 
-    // 1- => 3
-    // etc..
-    //////////////
-    // 5D action like DWF
-    // 1+ => 0 
-    // 1- => 1
-    // 2+ => 2 
-    // 2- => 3
-    // etc..
-    auto point = [dir, disp, ndim](){
-      if(dir == 0 and disp == 0)
-	return 8;
-      else if ( ndim==4 ) { 
-	return (4 * dir + 1 - disp) / 2;
-      } else { 
-	return (4 * (dir-1) + 1 - disp) / 2;
-      }
-    }();
-
-    MdirCalc(in,out,point);
-
+    MdirCalc(in,out,geom.point(dir,disp));
   };
 
   void Mdiag(const CoarseVector &in, CoarseVector &out)
@@ -449,23 +548,296 @@ public:
     MdirCalc(in, out, point); // No comms
   };
 
-  
- CoarsenedMatrix(GridCartesian &CoarseGrid, int hermitian_=0) 	: 
+  void Mooee(const CoarseVector &in, CoarseVector &out) {
+    MooeeInternal(in, out, DaggerNo, InverseNo);
+  }
 
+  void MooeeInv(const CoarseVector &in, CoarseVector &out) {
+    MooeeInternal(in, out, DaggerNo, InverseYes);
+  }
+
+  void MooeeDag(const CoarseVector &in, CoarseVector &out) {
+    MooeeInternal(in, out, DaggerYes, InverseNo);
+  }
+
+  void MooeeInvDag(const CoarseVector &in, CoarseVector &out) {
+    MooeeInternal(in, out, DaggerYes, InverseYes);
+  }
+
+  void Meooe(const CoarseVector &in, CoarseVector &out) {
+    if(in.Checkerboard() == Odd) {
+      DhopEO(in, out, DaggerNo);
+    } else {
+      DhopOE(in, out, DaggerNo);
+    }
+  }
+
+  void MeooeDag(const CoarseVector &in, CoarseVector &out) {
+    if(in.Checkerboard() == Odd) {
+      DhopEO(in, out, DaggerYes);
+    } else {
+      DhopOE(in, out, DaggerYes);
+    }
+  }
+
+  void Dhop(const CoarseVector &in, CoarseVector &out, int dag) {
+    conformable(in.Grid(), _grid); // verifies full grid
+    conformable(in.Grid(), out.Grid());
+
+    out.Checkerboard() = in.Checkerboard();
+
+    DhopInternal(Stencil, A, in, out, dag);
+  }
+
+  void DhopOE(const CoarseVector &in, CoarseVector &out, int dag) {
+    conformable(in.Grid(), _cbgrid);    // verifies half grid
+    conformable(in.Grid(), out.Grid()); // drops the cb check
+
+    assert(in.Checkerboard() == Even);
+    out.Checkerboard() = Odd;
+
+    DhopInternal(StencilEven, Aodd, in, out, dag);
+  }
+
+  void DhopEO(const CoarseVector &in, CoarseVector &out, int dag) {
+    conformable(in.Grid(), _cbgrid);    // verifies half grid
+    conformable(in.Grid(), out.Grid()); // drops the cb check
+
+    assert(in.Checkerboard() == Odd);
+    out.Checkerboard() = Even;
+
+    DhopInternal(StencilOdd, Aeven, in, out, dag);
+  }
+
+  void MooeeInternal(const CoarseVector &in, CoarseVector &out, int dag, int inv) {
+    out.Checkerboard() = in.Checkerboard();
+    assert(in.Checkerboard() == Odd || in.Checkerboard() == Even);
+
+    CoarseMatrix *Aself = nullptr;
+    if(in.Grid()->_isCheckerBoarded) {
+      if(in.Checkerboard() == Odd) {
+        Aself = (inv) ? &AselfInvOdd : &Aodd[geom.npoint-1];
+        DselfInternal(StencilOdd, *Aself, in, out, dag);
+      } else {
+        Aself = (inv) ? &AselfInvEven : &Aeven[geom.npoint-1];
+        DselfInternal(StencilEven, *Aself, in, out, dag);
+      }
+    } else {
+      Aself = (inv) ? &AselfInv : &A[geom.npoint-1];
+      DselfInternal(Stencil, *Aself, in, out, dag);
+    }
+    assert(Aself != nullptr);
+  }
+
+  void DselfInternal(CartesianStencil<siteVector,siteVector,int> &st, CoarseMatrix &a,
+                       const CoarseVector &in, CoarseVector &out, int dag) {
+    int point = geom.npoint-1;
+    autoView( out_v, out, AcceleratorWrite);
+    autoView( in_v,  in,  AcceleratorRead);
+    autoView( st_v,  st,  AcceleratorRead);
+    autoView( a_v,   a,   AcceleratorRead);
+
+    const int Nsimd = CComplex::Nsimd();
+    typedef decltype(coalescedRead(in_v[0])) calcVector;
+    typedef decltype(coalescedRead(in_v[0](0))) calcComplex;
+
+    RealD* dag_factor_p = &dag_factor[0];
+
+    if(dag) {
+      accelerator_for(sss, in.Grid()->oSites()*nbasis, Nsimd, {
+        int ss = sss/nbasis;
+        int b  = sss%nbasis;
+        calcComplex res = Zero();
+        calcVector nbr;
+        int ptype;
+        StencilEntry *SE;
+
+        SE=st_v.GetEntry(ptype,point,ss);
+
+        if(SE->_is_local) {
+          nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+        } else {
+          nbr = coalescedRead(st_v.CommBuf()[SE->_offset]);
+        }
+        acceleratorSynchronise();
+
+        for(int bb=0;bb<nbasis;bb++) {
+          res = res + dag_factor_p[b*nbasis+bb]*coalescedRead(a_v[ss](b,bb))*nbr(bb);
+        }
+        coalescedWrite(out_v[ss](b),res);
+      });
+    } else {
+      accelerator_for(sss, in.Grid()->oSites()*nbasis, Nsimd, {
+        int ss = sss/nbasis;
+        int b  = sss%nbasis;
+        calcComplex res = Zero();
+        calcVector nbr;
+        int ptype;
+        StencilEntry *SE;
+
+        SE=st_v.GetEntry(ptype,point,ss);
+
+        if(SE->_is_local) {
+          nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+        } else {
+          nbr = coalescedRead(st_v.CommBuf()[SE->_offset]);
+        }
+        acceleratorSynchronise();
+
+        for(int bb=0;bb<nbasis;bb++) {
+          res = res + coalescedRead(a_v[ss](b,bb))*nbr(bb);
+        }
+        coalescedWrite(out_v[ss](b),res);
+      });
+    }
+  }
+
+  void DhopInternal(CartesianStencil<siteVector,siteVector,int> &st, std::vector<CoarseMatrix> &a,
+                    const CoarseVector &in, CoarseVector &out, int dag) {
+    SimpleCompressor<siteVector> compressor;
+
+    st.HaloExchange(in,compressor);
+    autoView( in_v,  in,  AcceleratorRead);
+    autoView( out_v, out, AcceleratorWrite);
+    autoView( st_v , st,  AcceleratorRead);
+    typedef LatticeView<Cobj> Aview;
+
+    // determine in what order we need the points
+    int npoint = geom.npoint-1;
+    Vector<int> points(npoint, 0);
+    for(int p=0; p<npoint; p++)
+      points[p] = (dag && !hermitian) ? geom.points_dagger[p] : p;
+
+    Vector<Aview> AcceleratorViewContainer;
+    for(int p=0;p<npoint;p++) AcceleratorViewContainer.push_back(a[p].View(AcceleratorRead));
+    Aview *Aview_p = & AcceleratorViewContainer[0];
+
+    const int Nsimd = CComplex::Nsimd();
+    typedef decltype(coalescedRead(in_v[0])) calcVector;
+    typedef decltype(coalescedRead(in_v[0](0))) calcComplex;
+
+    RealD* dag_factor_p = &dag_factor[0];
+
+    if(dag) {
+      accelerator_for(sss, in.Grid()->oSites()*nbasis, Nsimd, {
+        int ss = sss/nbasis;
+        int b  = sss%nbasis;
+        calcComplex res = Zero();
+        calcVector nbr;
+        int ptype;
+        StencilEntry *SE;
+
+        for(int p=0;p<npoint;p++){
+          int point = points[p];
+          SE=st_v.GetEntry(ptype,point,ss);
+
+          if(SE->_is_local) {
+            nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+          } else {
+            nbr = coalescedRead(st_v.CommBuf()[SE->_offset]);
+          }
+          acceleratorSynchronise();
+
+          for(int bb=0;bb<nbasis;bb++) {
+            res = res + dag_factor_p[b*nbasis+bb]*coalescedRead(Aview_p[point][ss](b,bb))*nbr(bb);
+          }
+        }
+        coalescedWrite(out_v[ss](b),res);
+      });
+    } else {
+      accelerator_for(sss, in.Grid()->oSites()*nbasis, Nsimd, {
+        int ss = sss/nbasis;
+        int b  = sss%nbasis;
+        calcComplex res = Zero();
+        calcVector nbr;
+        int ptype;
+        StencilEntry *SE;
+
+        for(int p=0;p<npoint;p++){
+          int point = points[p];
+          SE=st_v.GetEntry(ptype,point,ss);
+
+          if(SE->_is_local) {
+            nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+          } else {
+            nbr = coalescedRead(st_v.CommBuf()[SE->_offset]);
+          }
+          acceleratorSynchronise();
+
+          for(int bb=0;bb<nbasis;bb++) {
+            res = res + coalescedRead(Aview_p[point][ss](b,bb))*nbr(bb);
+          }
+        }
+        coalescedWrite(out_v[ss](b),res);
+      });
+    }
+
+    for(int p=0;p<npoint;p++) AcceleratorViewContainer[p].ViewClose();
+  }
+  
+  CoarsenedMatrix(GridCartesian &CoarseGrid, int hermitian_=0) 	:
     _grid(&CoarseGrid),
+    _cbgrid(new GridRedBlackCartesian(&CoarseGrid)),
     geom(CoarseGrid._ndimension),
     hermitian(hermitian_),
     Stencil(&CoarseGrid,geom.npoint,Even,geom.directions,geom.displacements,0),
-      A(geom.npoint,&CoarseGrid)
+    StencilEven(_cbgrid,geom.npoint,Even,geom.directions,geom.displacements,0),
+    StencilOdd(_cbgrid,geom.npoint,Odd,geom.directions,geom.displacements,0),
+    A(geom.npoint,&CoarseGrid),
+    Aeven(geom.npoint,_cbgrid),
+    Aodd(geom.npoint,_cbgrid),
+    AselfInv(&CoarseGrid),
+    AselfInvEven(_cbgrid),
+    AselfInvOdd(_cbgrid),
+    dag_factor(nbasis*nbasis)
   {
+    fillFactor();
   };
 
+  CoarsenedMatrix(GridCartesian &CoarseGrid, GridRedBlackCartesian &CoarseRBGrid, int hermitian_=0) 	:
+
+    _grid(&CoarseGrid),
+    _cbgrid(&CoarseRBGrid),
+    geom(CoarseGrid._ndimension),
+    hermitian(hermitian_),
+    Stencil(&CoarseGrid,geom.npoint,Even,geom.directions,geom.displacements,0),
+    StencilEven(&CoarseRBGrid,geom.npoint,Even,geom.directions,geom.displacements,0),
+    StencilOdd(&CoarseRBGrid,geom.npoint,Odd,geom.directions,geom.displacements,0),
+    A(geom.npoint,&CoarseGrid),
+    Aeven(geom.npoint,&CoarseRBGrid),
+    Aodd(geom.npoint,&CoarseRBGrid),
+    AselfInv(&CoarseGrid),
+    AselfInvEven(&CoarseRBGrid),
+    AselfInvOdd(&CoarseRBGrid),
+    dag_factor(nbasis*nbasis)
+  {
+    fillFactor();
+  };
+
+  void fillFactor() {
+    Eigen::MatrixXd dag_factor_eigen = Eigen::MatrixXd::Ones(nbasis, nbasis);
+    if(!hermitian) {
+      const int nb = nbasis/2;
+      dag_factor_eigen.block(0,nb,nb,nb) *= -1.0;
+      dag_factor_eigen.block(nb,0,nb,nb) *= -1.0;
+    }
+
+    // GPU readable prefactor
+    thread_for(i, nbasis*nbasis, {
+      int j = i/nbasis;
+      int k = i%nbasis;
+      dag_factor[i] = dag_factor_eigen(j, k);
+    });
+  }
+
   void CoarsenOperator(GridBase *FineGrid,LinearOperatorBase<Lattice<Fobj> > &linop,
 		       Aggregation<Fobj,CComplex,nbasis> & Subspace)
   {
     typedef Lattice<typename Fobj::tensor_reduced> FineComplexField;
     typedef typename Fobj::scalar_type scalar_type;
 
+    std::cout << GridLogMessage<< "CoarsenMatrix "<< std::endl;
+
     FineComplexField one(FineGrid); one=scalar_type(1.0,0.0);
     FineComplexField zero(FineGrid); zero=scalar_type(0.0,0.0);
 
@@ -496,11 +868,13 @@ public:
 
     CoarseScalar InnerProd(Grid()); 
 
+    std::cout << GridLogMessage<< "CoarsenMatrix Orthog "<< std::endl;
     // Orthogonalise the subblocks over the basis
     blockOrthogonalise(InnerProd,Subspace.subspace);
 
     // Compute the matrix elements of linop between this orthonormal
     // set of vectors.
+    std::cout << GridLogMessage<< "CoarsenMatrix masks "<< std::endl;
     int self_stencil=-1;
     for(int p=0;p<geom.npoint;p++)
     { 
@@ -539,7 +913,7 @@ public:
 
       phi=Subspace.subspace[i];
 
-      //      std::cout << GridLogMessage<< "CoarsenMatrix vector "<<i << std::endl;
+      std::cout << GridLogMessage<< "CoarsenMatrix vector "<<i << std::endl;
       linop.OpDirAll(phi,Mphi_p);
       linop.OpDiag  (phi,Mphi_p[geom.npoint-1]);
 
@@ -568,6 +942,18 @@ public:
 	    autoView( A_self  , A[self_stencil], AcceleratorWrite);
 
 	    accelerator_for(ss, Grid()->oSites(), Fobj::Nsimd(),{ coalescedWrite(A_p[ss](j,i),oZProj_v(ss)); });
+	    if ( hermitian && (disp==-1) ) {
+	      for(int pp=0;pp<geom.npoint;pp++){// Find the opposite link and set <j|A|i> = <i|A|j>*
+		int dirp   = geom.directions[pp];
+		int dispp  = geom.displacements[pp];
+		if ( (dirp==dir) && (dispp==1) ){
+		  auto sft = conjugate(Cshift(oZProj,dir,1));
+		  autoView( sft_v    ,  sft  , AcceleratorWrite);
+		  autoView( A_pp     ,  A[pp], AcceleratorWrite);
+		  accelerator_for(ss, Grid()->oSites(), Fobj::Nsimd(),{ coalescedWrite(A_pp[ss](i,j),sft_v(ss)); });
+		}
+	      }
+	    }
 
 	  }
 	}
@@ -606,28 +992,54 @@ public:
     }
     if(hermitian) {
       std::cout << GridLogMessage << " ForceHermitian, new code "<<std::endl;
-      ForceHermitian();
     }
+
+    InvertSelfStencilLink(); std::cout << GridLogMessage << "Coarse self link inverted" << std::endl;
+    FillHalfCbs(); std::cout << GridLogMessage << "Coarse half checkerboards filled" << std::endl;
   }
 
-  void ForceHermitian(void) {
-    CoarseMatrix Diff  (Grid());
-    for(int p=0;p<geom.npoint;p++){
-      int dir   = geom.directions[p];
-      int disp  = geom.displacements[p];
-      if(disp==-1) {
-	// Find the opposite link
-	for(int pp=0;pp<geom.npoint;pp++){
-	  int dirp   = geom.directions[pp];
-	  int dispp  = geom.displacements[pp];
-	  if ( (dirp==dir) && (dispp==1) ){
-	    //	    Diff = adj(Cshift(A[p],dir,1)) - A[pp]; 
-	    //	    std::cout << GridLogMessage<<" Replacing stencil leg "<<pp<<" with leg "<<p<< " diff "<<norm2(Diff) <<std::endl;
-	    A[pp] = adj(Cshift(A[p],dir,1));
-	  }
-	}
-      }
+  void InvertSelfStencilLink() {
+    std::cout << GridLogDebug << "CoarsenedMatrix::InvertSelfStencilLink" << std::endl;
+    int localVolume = Grid()->lSites();
+
+    typedef typename Cobj::scalar_object scalar_object;
+
+    autoView(Aself_v,    A[geom.npoint-1], CpuRead);
+    autoView(AselfInv_v, AselfInv,         CpuWrite);
+    thread_for(site, localVolume, { // NOTE: Not able to bring this to GPU because of Eigen + peek/poke
+      Eigen::MatrixXcd selfLinkEigen    = Eigen::MatrixXcd::Zero(nbasis, nbasis);
+      Eigen::MatrixXcd selfLinkInvEigen = Eigen::MatrixXcd::Zero(nbasis, nbasis);
+
+      scalar_object selfLink    = Zero();
+      scalar_object selfLinkInv = Zero();
+
+      Coordinate lcoor;
+
+      Grid()->LocalIndexToLocalCoor(site, lcoor);
+      peekLocalSite(selfLink, Aself_v, lcoor);
+
+      for (int i = 0; i < nbasis; ++i)
+        for (int j = 0; j < nbasis; ++j)
+          selfLinkEigen(i, j) = static_cast<ComplexD>(TensorRemove(selfLink(i, j)));
+
+      selfLinkInvEigen = selfLinkEigen.inverse();
+
+      for(int i = 0; i < nbasis; ++i)
+        for(int j = 0; j < nbasis; ++j)
+          selfLinkInv(i, j) = selfLinkInvEigen(i, j);
+
+      pokeLocalSite(selfLinkInv, AselfInv_v, lcoor);
+    });
+  }
+
+  void FillHalfCbs() {
+    std::cout << GridLogDebug << "CoarsenedMatrix::FillHalfCbs" << std::endl;
+    for(int p = 0; p < geom.npoint; ++p) {
+      pickCheckerboard(Even, Aeven[p], A[p]);
+      pickCheckerboard(Odd, Aodd[p], A[p]);
     }
+    pickCheckerboard(Even, AselfInvEven, AselfInv);
+    pickCheckerboard(Odd, AselfInvOdd, AselfInv);
   }
 };
 

Grid/allocator/AlignedAllocator.cc

@@ -1,67 +0,0 @@
-#include <Grid/GridCore.h>
-#include <fcntl.h>
-
-NAMESPACE_BEGIN(Grid);
-
-MemoryStats *MemoryProfiler::stats = nullptr;
-bool         MemoryProfiler::debug = false;
-
-void check_huge_pages(void *Buf,uint64_t BYTES)
-{
-#ifdef __linux__
-  int fd = open("/proc/self/pagemap", O_RDONLY);
-  assert(fd >= 0);
-  const int page_size = 4096;
-  uint64_t virt_pfn = (uint64_t)Buf / page_size;
-  off_t offset = sizeof(uint64_t) * virt_pfn;
-  uint64_t npages = (BYTES + page_size-1) / page_size;
-  uint64_t pagedata[npages];
-  uint64_t ret = lseek(fd, offset, SEEK_SET);
-  assert(ret == offset);
-  ret = ::read(fd, pagedata, sizeof(uint64_t)*npages);
-  assert(ret == sizeof(uint64_t) * npages);
-  int nhugepages = npages / 512;
-  int n4ktotal, nnothuge;
-  n4ktotal = 0;
-  nnothuge = 0;
-  for (int i = 0; i < nhugepages; ++i) {
-    uint64_t baseaddr = (pagedata[i*512] & 0x7fffffffffffffULL) * page_size;
-    for (int j = 0; j < 512; ++j) {
-      uint64_t pageaddr = (pagedata[i*512+j] & 0x7fffffffffffffULL) * page_size;
-      ++n4ktotal;
-      if (pageaddr != baseaddr + j * page_size)
-	++nnothuge;
-    }
-  }
-  int rank = CartesianCommunicator::RankWorld();
-  printf("rank %d Allocated %d 4k pages, %d not in huge pages\n", rank, n4ktotal, nnothuge);
-#endif
-}
-
-std::string sizeString(const size_t bytes)
-{
-  constexpr unsigned int bufSize = 256;
-  const char             *suffixes[7] = {"", "K", "M", "G", "T", "P", "E"};
-  char                   buf[256];
-  size_t                 s     = 0;
-  double                 count = bytes;
-  
-  while (count >= 1024 && s < 7)
-    {
-      s++;
-      count /= 1024;
-    }
-  if (count - floor(count) == 0.0)
-    {
-      snprintf(buf, bufSize, "%d %sB", (int)count, suffixes[s]);
-    }
-  else
-    {
-      snprintf(buf, bufSize, "%.1f %sB", count, suffixes[s]);
-    }
-  
-  return std::string(buf);
-}
-
-NAMESPACE_END(Grid);
-

Grid/allocator/AlignedAllocator.h

@@ -65,8 +65,7 @@ public:
     MemoryManager::CpuFree((void *)__p,bytes);
   }
 
-  // FIXME: hack for the copy constructor, eventually it must be avoided
-  //void construct(pointer __p, const _Tp& __val) { new((void *)__p) _Tp(__val); };
+  // FIXME: hack for the copy constructor: it must be avoided to avoid single thread loop
   void construct(pointer __p, const _Tp& __val) { assert(0);};
   void construct(pointer __p) { };
   void destroy(pointer __p) { };
@@ -74,6 +73,9 @@ public:
 template<typename _Tp>  inline bool operator==(const alignedAllocator<_Tp>&, const alignedAllocator<_Tp>&){ return true; }
 template<typename _Tp>  inline bool operator!=(const alignedAllocator<_Tp>&, const alignedAllocator<_Tp>&){ return false; }
 
+//////////////////////////////////////////////////////////////////////////////////////
+// Unified virtual memory
+//////////////////////////////////////////////////////////////////////////////////////
 template<typename _Tp>
 class uvmAllocator {
 public: 
@@ -109,22 +111,72 @@ public:
     MemoryManager::SharedFree((void *)__p,bytes);
   }
 
-  // FIXME: hack for the copy constructor, eventually it must be avoided
   void construct(pointer __p, const _Tp& __val) { new((void *)__p) _Tp(__val); };
-  //void construct(pointer __p, const _Tp& __val) { };
   void construct(pointer __p) { };
   void destroy(pointer __p) { };
 };
 template<typename _Tp>  inline bool operator==(const uvmAllocator<_Tp>&, const uvmAllocator<_Tp>&){ return true; }
 template<typename _Tp>  inline bool operator!=(const uvmAllocator<_Tp>&, const uvmAllocator<_Tp>&){ return false; }
 
+////////////////////////////////////////////////////////////////////////////////
+// Device memory
+////////////////////////////////////////////////////////////////////////////////
+template<typename _Tp>
+class devAllocator {
+public: 
+  typedef std::size_t     size_type;
+  typedef std::ptrdiff_t  difference_type;
+  typedef _Tp*       pointer;
+  typedef const _Tp* const_pointer;
+  typedef _Tp&       reference;
+  typedef const _Tp& const_reference;
+  typedef _Tp        value_type;
+
+  template<typename _Tp1>  struct rebind { typedef devAllocator<_Tp1> other; };
+  devAllocator() throw() { }
+  devAllocator(const devAllocator&) throw() { }
+  template<typename _Tp1> devAllocator(const devAllocator<_Tp1>&) throw() { }
+  ~devAllocator() throw() { }
+  pointer       address(reference __x)       const { return &__x; }
+  size_type  max_size() const throw() { return size_t(-1) / sizeof(_Tp); }
+
+  pointer allocate(size_type __n, const void* _p= 0)
+  { 
+    size_type bytes = __n*sizeof(_Tp);
+    profilerAllocate(bytes);
+    _Tp *ptr = (_Tp*) MemoryManager::AcceleratorAllocate(bytes);
+    assert( ( (_Tp*)ptr != (_Tp *)NULL ) );
+    return ptr;
+  }
+
+  void deallocate(pointer __p, size_type __n) 
+  { 
+    size_type bytes = __n * sizeof(_Tp);
+    profilerFree(bytes);
+    MemoryManager::AcceleratorFree((void *)__p,bytes);
+  }
+  void construct(pointer __p, const _Tp& __val) { };
+  void construct(pointer __p) { };
+  void destroy(pointer __p) { };
+};
+template<typename _Tp>  inline bool operator==(const devAllocator<_Tp>&, const devAllocator<_Tp>&){ return true; }
+template<typename _Tp>  inline bool operator!=(const devAllocator<_Tp>&, const devAllocator<_Tp>&){ return false; }
+
 ////////////////////////////////////////////////////////////////////////////////
 // Template typedefs
 ////////////////////////////////////////////////////////////////////////////////
-template<class T> using commAllocator = uvmAllocator<T>;
-template<class T> using Vector     = std::vector<T,uvmAllocator<T> >;           
-template<class T> using commVector = std::vector<T,uvmAllocator<T> >;
-//template<class T> using Matrix     = std::vector<std::vector<T,alignedAllocator<T> > >;
+#ifdef ACCELERATOR_CSHIFT
+// Cshift on device
+template<class T> using cshiftAllocator = devAllocator<T>;
+#else
+// Cshift on host
+template<class T> using cshiftAllocator = std::allocator<T>;
+#endif
+
+template<class T> using Vector        = std::vector<T,uvmAllocator<T> >;           
+template<class T> using stencilVector = std::vector<T,alignedAllocator<T> >;           
+template<class T> using commVector = std::vector<T,devAllocator<T> >;
+template<class T> using cshiftVector = std::vector<T,cshiftAllocator<T> >;
 
 NAMESPACE_END(Grid);
 

Grid/allocator/MemoryManager.cc

@@ -136,11 +136,20 @@ void MemoryManager::Init(void)
       Ncache[SharedSmall]=Nc;
     }
   }
+
+}
+
+void MemoryManager::InitMessage(void) {
+
+#ifndef GRID_UVM
+  std::cout << GridLogMessage << "MemoryManager Cache "<< MemoryManager::DeviceMaxBytes <<" bytes "<<std::endl;
+#endif
+  
   std::cout << GridLogMessage<< "MemoryManager::Init() setting up"<<std::endl;
 #ifdef ALLOCATION_CACHE
   std::cout << GridLogMessage<< "MemoryManager::Init() cache pool for recent allocations: SMALL "<<Ncache[CpuSmall]<<" LARGE "<<Ncache[Cpu]<<std::endl;
 #endif
-
+  
 #ifdef GRID_UVM
   std::cout << GridLogMessage<< "MemoryManager::Init() Unified memory space"<<std::endl;
 #ifdef GRID_CUDA
@@ -164,6 +173,7 @@ void MemoryManager::Init(void)
   std::cout << GridLogMessage<< "MemoryManager::Init() Using SYCL malloc_device"<<std::endl;
 #endif
 #endif
+
 }
 
 void *MemoryManager::Insert(void *ptr,size_t bytes,int type) 

Grid/allocator/MemoryManager.h

@@ -34,8 +34,6 @@ NAMESPACE_BEGIN(Grid);
 
 // Move control to configure.ac and Config.h?
 
-#define ALLOCATION_CACHE
-#define GRID_ALLOC_ALIGN (2*1024*1024)
 #define GRID_ALLOC_SMALL_LIMIT (4096)
 
 /*Pinning pages is costly*/
@@ -93,11 +91,12 @@ private:
   static void *Insert(void *ptr,size_t bytes,AllocationCacheEntry *entries,int ncache,int &victim) ;
   static void *Lookup(size_t bytes,AllocationCacheEntry *entries,int ncache) ;
 
-  static void *AcceleratorAllocate(size_t bytes);
-  static void  AcceleratorFree    (void *ptr,size_t bytes);
   static void PrintBytes(void);
  public:
   static void Init(void);
+  static void InitMessage(void);
+  static void *AcceleratorAllocate(size_t bytes);
+  static void  AcceleratorFree    (void *ptr,size_t bytes);
   static void *SharedAllocate(size_t bytes);
   static void  SharedFree    (void *ptr,size_t bytes);
   static void *CpuAllocate(size_t bytes);

Grid/allocator/MemoryManagerCache.cc

@@ -1,11 +1,12 @@
 #include <Grid/GridCore.h>
-
 #ifndef GRID_UVM
 
 #warning "Using explicit device memory copies"
 NAMESPACE_BEGIN(Grid);
+//define dprintf(...) printf ( __VA_ARGS__ ); fflush(stdout);
 #define dprintf(...)
 
+
 ////////////////////////////////////////////////////////////
 // For caching copies of data on device
 ////////////////////////////////////////////////////////////
@@ -103,7 +104,7 @@ void MemoryManager::AccDiscard(AcceleratorViewEntry &AccCache)
   ///////////////////////////////////////////////////////////
   assert(AccCache.state!=Empty);
   
-  //  dprintf("MemoryManager: Discard(%llx) %llx\n",(uint64_t)AccCache.CpuPtr,(uint64_t)AccCache.AccPtr); 
+   dprintf("MemoryManager: Discard(%llx) %llx\n",(uint64_t)AccCache.CpuPtr,(uint64_t)AccCache.AccPtr); 
   assert(AccCache.accLock==0);
   assert(AccCache.cpuLock==0);
   assert(AccCache.CpuPtr!=(uint64_t)NULL);
@@ -111,7 +112,7 @@ void MemoryManager::AccDiscard(AcceleratorViewEntry &AccCache)
     AcceleratorFree((void *)AccCache.AccPtr,AccCache.bytes);
     DeviceBytes   -=AccCache.bytes;
     LRUremove(AccCache);
-    //    dprintf("MemoryManager: Free(%llx) LRU %lld Total %lld\n",(uint64_t)AccCache.AccPtr,DeviceLRUBytes,DeviceBytes);  
+    dprintf("MemoryManager: Free(%llx) LRU %lld Total %lld\n",(uint64_t)AccCache.AccPtr,DeviceLRUBytes,DeviceBytes);  
   }
   uint64_t CpuPtr = AccCache.CpuPtr;
   EntryErase(CpuPtr);
@@ -125,7 +126,7 @@ void MemoryManager::Evict(AcceleratorViewEntry &AccCache)
   ///////////////////////////////////////////////////////////////////////////
   assert(AccCache.state!=Empty);
   
-  //  dprintf("MemoryManager: Evict(%llx) %llx\n",(uint64_t)AccCache.CpuPtr,(uint64_t)AccCache.AccPtr); 
+  dprintf("MemoryManager: Evict(%llx) %llx\n",(uint64_t)AccCache.CpuPtr,(uint64_t)AccCache.AccPtr); 
   assert(AccCache.accLock==0);
   assert(AccCache.cpuLock==0);
   if(AccCache.state==AccDirty) {
@@ -136,7 +137,7 @@ void MemoryManager::Evict(AcceleratorViewEntry &AccCache)
     AcceleratorFree((void *)AccCache.AccPtr,AccCache.bytes);
     DeviceBytes   -=AccCache.bytes;
     LRUremove(AccCache);
-    //    dprintf("MemoryManager: Free(%llx) footprint now %lld \n",(uint64_t)AccCache.AccPtr,DeviceBytes);  
+    dprintf("MemoryManager: Free(%llx) footprint now %lld \n",(uint64_t)AccCache.AccPtr,DeviceBytes);  
   }
   uint64_t CpuPtr = AccCache.CpuPtr;
   EntryErase(CpuPtr);
@@ -149,7 +150,7 @@ void MemoryManager::Flush(AcceleratorViewEntry &AccCache)
   assert(AccCache.AccPtr!=(uint64_t)NULL);
   assert(AccCache.CpuPtr!=(uint64_t)NULL);
   acceleratorCopyFromDevice((void *)AccCache.AccPtr,(void *)AccCache.CpuPtr,AccCache.bytes);
-  //  dprintf("MemoryManager: Flush  %llx -> %llx\n",(uint64_t)AccCache.AccPtr,(uint64_t)AccCache.CpuPtr); fflush(stdout);
+  dprintf("MemoryManager: Flush  %llx -> %llx\n",(uint64_t)AccCache.AccPtr,(uint64_t)AccCache.CpuPtr); fflush(stdout);
   DeviceToHostBytes+=AccCache.bytes;
   DeviceToHostXfer++;
   AccCache.state=Consistent;
@@ -164,7 +165,7 @@ void MemoryManager::Clone(AcceleratorViewEntry &AccCache)
     AccCache.AccPtr=(uint64_t)AcceleratorAllocate(AccCache.bytes);
     DeviceBytes+=AccCache.bytes;
   }
-  //  dprintf("MemoryManager: Clone %llx <- %llx\n",(uint64_t)AccCache.AccPtr,(uint64_t)AccCache.CpuPtr); fflush(stdout);
+  dprintf("MemoryManager: Clone %llx <- %llx\n",(uint64_t)AccCache.AccPtr,(uint64_t)AccCache.CpuPtr); fflush(stdout);
   acceleratorCopyToDevice((void *)AccCache.CpuPtr,(void *)AccCache.AccPtr,AccCache.bytes);
   HostToDeviceBytes+=AccCache.bytes;
   HostToDeviceXfer++;
@@ -227,18 +228,24 @@ uint64_t MemoryManager::AcceleratorViewOpen(uint64_t CpuPtr,size_t bytes,ViewMod
   // Find if present, otherwise get or force an empty
   ////////////////////////////////////////////////////////////////////////////
   if ( EntryPresent(CpuPtr)==0 ){
-    EvictVictims(bytes);
     EntryCreate(CpuPtr,bytes,mode,hint);
   }
 
   auto AccCacheIterator = EntryLookup(CpuPtr);
   auto & AccCache = AccCacheIterator->second;
-  
+  if (!AccCache.AccPtr) {
+    EvictVictims(bytes); 
+  } 
   assert((mode==AcceleratorRead)||(mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard));
 
   assert(AccCache.cpuLock==0);  // Programming error
 
   if(AccCache.state!=Empty) {
+    dprintf("ViewOpen found entry %llx %llx : %lld %lld\n",
+		    (uint64_t)AccCache.CpuPtr,
+		    (uint64_t)CpuPtr,
+		    (uint64_t)AccCache.bytes,
+		    (uint64_t)bytes);
     assert(AccCache.CpuPtr == CpuPtr);
     assert(AccCache.bytes  ==bytes);
   }
@@ -285,21 +292,21 @@ uint64_t MemoryManager::AcceleratorViewOpen(uint64_t CpuPtr,size_t bytes,ViewMod
       AccCache.state  = Consistent; // CpuDirty + AccRead => Consistent
     }
     AccCache.accLock++;
-    //    printf("Copied CpuDirty entry into device accLock %d\n",AccCache.accLock);
+    dprintf("Copied CpuDirty entry into device accLock %d\n",AccCache.accLock);
   } else if(AccCache.state==Consistent) {
     if((mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard))
       AccCache.state  = AccDirty;   // Consistent + AcceleratorWrite=> AccDirty
     else
       AccCache.state  = Consistent; // Consistent + AccRead => Consistent
     AccCache.accLock++;
-    //    printf("Consistent entry into device accLock %d\n",AccCache.accLock);
+    dprintf("Consistent entry into device accLock %d\n",AccCache.accLock);
   } else if(AccCache.state==AccDirty) {
     if((mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard))
       AccCache.state  = AccDirty; // AccDirty + AcceleratorWrite=> AccDirty
     else
       AccCache.state  = AccDirty; // AccDirty + AccRead => AccDirty
     AccCache.accLock++;
-    //    printf("AccDirty entry into device accLock %d\n",AccCache.accLock);
+    dprintf("AccDirty entry into device accLock %d\n",AccCache.accLock);
   } else {
     assert(0);
   }
@@ -361,13 +368,16 @@ uint64_t MemoryManager::CpuViewOpen(uint64_t CpuPtr,size_t bytes,ViewMode mode,V
   // Find if present, otherwise get or force an empty
   ////////////////////////////////////////////////////////////////////////////
   if ( EntryPresent(CpuPtr)==0 ){
-    EvictVictims(bytes);
     EntryCreate(CpuPtr,bytes,mode,transient);
   }
 
   auto AccCacheIterator = EntryLookup(CpuPtr);
   auto & AccCache = AccCacheIterator->second;
-  
+
+  if (!AccCache.AccPtr) {
+     EvictVictims(bytes);
+  }
+
   assert((mode==CpuRead)||(mode==CpuWrite));
   assert(AccCache.accLock==0);  // Programming error
 

Grid/allocator/MemoryManagerShared.cc

@@ -1,7 +1,6 @@
 #include <Grid/GridCore.h>
 #ifdef GRID_UVM
 
-#warning "Grid is assuming unified virtual memory address space"
 NAMESPACE_BEGIN(Grid);
 /////////////////////////////////////////////////////////////////////////////////
 // View management is 1:1 address space mapping

Grid/cartesian/Cartesian_red_black.h

@@ -36,7 +36,7 @@ static const int CbBlack=1;
 static const int Even   =CbRed;
 static const int Odd    =CbBlack;
 
-accelerator_inline int RedBlackCheckerBoardFromOindex (int oindex, Coordinate &rdim, Coordinate &chk_dim_msk)
+accelerator_inline int RedBlackCheckerBoardFromOindex (int oindex,const Coordinate &rdim,const Coordinate &chk_dim_msk)
 {
   int nd=rdim.size();
   Coordinate coor(nd);

Grid/communicator/Communicator_base.h

@@ -1,4 +1,3 @@
-
 /*************************************************************************************
 
     Grid physics library, www.github.com/paboyle/Grid 
@@ -108,6 +107,8 @@ public:
   ////////////////////////////////////////////////////////////
   // Reduction
   ////////////////////////////////////////////////////////////
+  void GlobalMax(RealD &);
+  void GlobalMax(RealF &);
   void GlobalSum(RealF &);
   void GlobalSumVector(RealF *,int N);
   void GlobalSum(RealD &);
@@ -138,21 +139,6 @@ public:
 		      int recv_from_rank,
 		      int bytes);
   
-  void SendRecvPacket(void *xmit,
-		      void *recv,
-		      int xmit_to_rank,
-		      int recv_from_rank,
-		      int bytes);
-  
-  void SendToRecvFromBegin(std::vector<CommsRequest_t> &list,
-			   void *xmit,
-			   int xmit_to_rank,
-			   void *recv,
-			   int recv_from_rank,
-			   int bytes);
-  
-  void SendToRecvFromComplete(std::vector<CommsRequest_t> &waitall);
-
   double StencilSendToRecvFrom(void *xmit,
 			       int xmit_to_rank,
 			       void *recv,

Grid/communicator/Communicator_mpi3.cc

@@ -1,6 +1,6 @@
 /*************************************************************************************
 
-    Grid physics library, www.github.com/paboyle/Grid 
+    Grid physics library, www.github.com/paboyle/Grid
 
     Source file: ./lib/communicator/Communicator_mpi.cc
 
@@ -35,7 +35,7 @@ Grid_MPI_Comm       CartesianCommunicator::communicator_world;
 ////////////////////////////////////////////
 // First initialise of comms system
 ////////////////////////////////////////////
-void CartesianCommunicator::Init(int *argc, char ***argv) 
+void CartesianCommunicator::Init(int *argc, char ***argv)
 {
 
   int flag;
@@ -43,8 +43,16 @@ void CartesianCommunicator::Init(int *argc, char ***argv)
 
   MPI_Initialized(&flag); // needed to coexist with other libs apparently
   if ( !flag ) {
-    MPI_Init_thread(argc,argv,MPI_THREAD_MULTIPLE,&provided);
 
+#ifndef GRID_COMMS_THREADS
+    nCommThreads=1;
+    // wrong results here too
+    // For now: comms-overlap leads to wrong results in Benchmark_wilson even on single node MPI runs
+    // other comms schemes are ok
+    MPI_Init_thread(argc,argv,MPI_THREAD_SERIALIZED,&provided);
+#else
+    MPI_Init_thread(argc,argv,MPI_THREAD_MULTIPLE,&provided);
+#endif
     //If only 1 comms thread we require any threading mode other than SINGLE, but for multiple comms threads we need MULTIPLE
     if( (nCommThreads == 1) && (provided == MPI_THREAD_SINGLE) ) {
       assert(0);
@@ -91,7 +99,7 @@ void  CartesianCommunicator::ProcessorCoorFromRank(int rank, Coordinate &coor)
 ////////////////////////////////////////////////////////////////////////////////////////////////////////
 // Initialises from communicator_world
 ////////////////////////////////////////////////////////////////////////////////////////////////////////
-CartesianCommunicator::CartesianCommunicator(const Coordinate &processors) 
+CartesianCommunicator::CartesianCommunicator(const Coordinate &processors)
 {
   MPI_Comm optimal_comm;
   ////////////////////////////////////////////////////
@@ -110,7 +118,7 @@ CartesianCommunicator::CartesianCommunicator(const Coordinate &processors)
 //////////////////////////////////
 // Try to subdivide communicator
 //////////////////////////////////
-CartesianCommunicator::CartesianCommunicator(const Coordinate &processors,const CartesianCommunicator &parent,int &srank)    
+CartesianCommunicator::CartesianCommunicator(const Coordinate &processors,const CartesianCommunicator &parent,int &srank)
 {
   _ndimension = processors.size();  assert(_ndimension>=1);
   int parent_ndimension = parent._ndimension; assert(_ndimension >= parent._ndimension);
@@ -127,7 +135,7 @@ CartesianCommunicator::CartesianCommunicator(const Coordinate &processors,const
   //////////////////////////////////////////////////////////////////////////////////////////////////////
   // split the communicator
   //////////////////////////////////////////////////////////////////////////////////////////////////////
-  //  int Nparent = parent._processors ; 
+  //  int Nparent = parent._processors ;
   int Nparent;
   MPI_Comm_size(parent.communicator,&Nparent);
 
@@ -149,13 +157,13 @@ CartesianCommunicator::CartesianCommunicator(const Coordinate &processors,const
   }
 
   // rank within subcomm ; srank is rank of subcomm within blocks of subcomms
-  int crank;  
+  int crank;
   // Mpi uses the reverse Lexico convention to us; so reversed routines called
   Lexicographic::IndexFromCoorReversed(ccoor,crank,processors); // processors is the split grid dimensions
   Lexicographic::IndexFromCoorReversed(scoor,srank,ssize);      // ssize is the number of split grids
 
   MPI_Comm comm_split;
-  if ( Nchild > 1 ) { 
+  if ( Nchild > 1 ) {
 
     ////////////////////////////////////////////////////////////////
     // Split the communicator
@@ -180,11 +188,11 @@ CartesianCommunicator::CartesianCommunicator(const Coordinate &processors,const
   SetCommunicator(comm_split);
 
   ///////////////////////////////////////////////
-  // Free the temp communicator 
+  // Free the temp communicator
   ///////////////////////////////////////////////
   MPI_Comm_free(&comm_split);
 
-  if(0){ 
+  if(0){
     std::cout << " ndim " <<_ndimension<<" " << parent._ndimension << std::endl;
     for(int d=0;d<processors.size();d++){
       std::cout << d<< " " << _processor_coor[d] <<" " <<  ccoor[d]<<std::endl;
@@ -245,7 +253,7 @@ CartesianCommunicator::~CartesianCommunicator()
     for(int i=0;i<communicator_halo.size();i++){
       MPI_Comm_free(&communicator_halo[i]);
     }
-  }  
+  }
 }
 void CartesianCommunicator::GlobalSum(uint32_t &u){
   int ierr=MPI_Allreduce(MPI_IN_PLACE,&u,1,MPI_UINT32_T,MPI_SUM,communicator);
@@ -267,6 +275,16 @@ void CartesianCommunicator::GlobalXOR(uint64_t &u){
   int ierr=MPI_Allreduce(MPI_IN_PLACE,&u,1,MPI_UINT64_T,MPI_BXOR,communicator);
   assert(ierr==0);
 }
+void CartesianCommunicator::GlobalMax(float &f)
+{
+  int ierr=MPI_Allreduce(MPI_IN_PLACE,&f,1,MPI_FLOAT,MPI_MAX,communicator);
+  assert(ierr==0);
+}
+void CartesianCommunicator::GlobalMax(double &d)
+{
+  int ierr = MPI_Allreduce(MPI_IN_PLACE,&d,1,MPI_DOUBLE,MPI_MAX,communicator);
+  assert(ierr==0);
+}
 void CartesianCommunicator::GlobalSum(float &f){
   int ierr=MPI_Allreduce(MPI_IN_PLACE,&f,1,MPI_FLOAT,MPI_SUM,communicator);
   assert(ierr==0);
@@ -294,60 +312,28 @@ void CartesianCommunicator::SendToRecvFrom(void *xmit,
 					   int bytes)
 {
   std::vector<CommsRequest_t> reqs(0);
-  //    unsigned long  xcrc = crc32(0L, Z_NULL, 0);
-  //    unsigned long  rcrc = crc32(0L, Z_NULL, 0);
-  //    xcrc = crc32(xcrc,(unsigned char *)xmit,bytes);
-  SendToRecvFromBegin(reqs,xmit,dest,recv,from,bytes);
-  SendToRecvFromComplete(reqs);
-  //    rcrc = crc32(rcrc,(unsigned char *)recv,bytes);
-  //    printf("proc %d SendToRecvFrom %d bytes %lx %lx\n",_processor,bytes,xcrc,rcrc);
-}
-void CartesianCommunicator::SendRecvPacket(void *xmit,
-					   void *recv,
-					   int sender,
-					   int receiver,
-					   int bytes)
-{
-  MPI_Status stat;
-  assert(sender != receiver);
-  int tag = sender;
-  if ( _processor == sender ) {
-    MPI_Send(xmit, bytes, MPI_CHAR,receiver,tag,communicator);
-  }
-  if ( _processor == receiver ) { 
-    MPI_Recv(recv, bytes, MPI_CHAR,sender,tag,communicator,&stat);
-  }
-}
-// Basic Halo comms primitive
-void CartesianCommunicator::SendToRecvFromBegin(std::vector<CommsRequest_t> &list,
-						void *xmit,
-						int dest,
-						void *recv,
-						int from,
-						int bytes)
-{
+  unsigned long  xcrc = crc32(0L, Z_NULL, 0);
+  unsigned long  rcrc = crc32(0L, Z_NULL, 0);
+
   int myrank = _processor;
   int ierr;
 
-  if ( CommunicatorPolicy == CommunicatorPolicyConcurrent ) { 
-    MPI_Request xrq;
-    MPI_Request rrq;
+  // Enforce no UVM in comms, device or host OK
+  assert(acceleratorIsCommunicable(xmit));
+  assert(acceleratorIsCommunicable(recv));
 
-    ierr =MPI_Irecv(recv, bytes, MPI_CHAR,from,from,communicator,&rrq);
-    ierr|=MPI_Isend(xmit, bytes, MPI_CHAR,dest,_processor,communicator,&xrq);
-    
-    assert(ierr==0);
-    list.push_back(xrq);
-    list.push_back(rrq);
-  } else { 
-    // Give the CPU to MPI immediately; can use threads to overlap optionally
-    ierr=MPI_Sendrecv(xmit,bytes,MPI_CHAR,dest,myrank,
-		      recv,bytes,MPI_CHAR,from, from,
-		      communicator,MPI_STATUS_IGNORE);
-    assert(ierr==0);
-  }
+  // Give the CPU to MPI immediately; can use threads to overlap optionally
+  //  printf("proc %d SendToRecvFrom %d bytes Sendrecv \n",_processor,bytes);
+  ierr=MPI_Sendrecv(xmit,bytes,MPI_CHAR,dest,myrank,
+		    recv,bytes,MPI_CHAR,from, from,
+		    communicator,MPI_STATUS_IGNORE);
+  assert(ierr==0);
+
+  //  xcrc = crc32(xcrc,(unsigned char *)xmit,bytes);
+  //  rcrc = crc32(rcrc,(unsigned char *)recv,bytes);
+  //  printf("proc %d SendToRecvFrom %d bytes xcrc %lx rcrc %lx\n",_processor,bytes,xcrc,rcrc); fflush
 }
-
+// Basic Halo comms primitive
 double CartesianCommunicator::StencilSendToRecvFrom( void *xmit,
 						     int dest,
 						     void *recv,
@@ -367,7 +353,7 @@ double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsReques
 							 int from,
 							 int bytes,int dir)
 {
-  int ncomm  =communicator_halo.size(); 
+  int ncomm  =communicator_halo.size();
   int commdir=dir%ncomm;
 
   MPI_Request xrq;
@@ -382,36 +368,31 @@ double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsReques
   assert(from != _processor);
   assert(gme  == ShmRank);
   double off_node_bytes=0.0;
+  int tag;
 
   if ( gfrom ==MPI_UNDEFINED) {
-    ierr=MPI_Irecv(recv, bytes, MPI_CHAR,from,from,communicator_halo[commdir],&rrq);
+    tag= dir+from*32;
+    ierr=MPI_Irecv(recv, bytes, MPI_CHAR,from,tag,communicator_halo[commdir],&rrq);
     assert(ierr==0);
     list.push_back(rrq);
     off_node_bytes+=bytes;
   }
 
   if ( gdest == MPI_UNDEFINED ) {
-    ierr =MPI_Isend(xmit, bytes, MPI_CHAR,dest,_processor,communicator_halo[commdir],&xrq);
+    tag= dir+_processor*32;
+    ierr =MPI_Isend(xmit, bytes, MPI_CHAR,dest,tag,communicator_halo[commdir],&xrq);
     assert(ierr==0);
     list.push_back(xrq);
     off_node_bytes+=bytes;
   }
 
-  if ( CommunicatorPolicy == CommunicatorPolicySequential ) { 
+  if ( CommunicatorPolicy == CommunicatorPolicySequential ) {
     this->StencilSendToRecvFromComplete(list,dir);
   }
 
   return off_node_bytes;
 }
-void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsRequest_t> &waitall,int dir)
-{
-  SendToRecvFromComplete(waitall);
-}
-void CartesianCommunicator::StencilBarrier(void)
-{
-  MPI_Barrier  (ShmComm);
-}
-void CartesianCommunicator::SendToRecvFromComplete(std::vector<CommsRequest_t> &list)
+void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsRequest_t> &list,int dir)
 {
   int nreq=list.size();
 
@@ -422,6 +403,13 @@ void CartesianCommunicator::SendToRecvFromComplete(std::vector<CommsRequest_t> &
   assert(ierr==0);
   list.resize(0);
 }
+void CartesianCommunicator::StencilBarrier(void)
+{
+  MPI_Barrier  (ShmComm);
+}
+//void CartesianCommunicator::SendToRecvFromComplete(std::vector<CommsRequest_t> &list)
+//{
+//}
 void CartesianCommunicator::Barrier(void)
 {
   int ierr = MPI_Barrier(communicator);
@@ -436,8 +424,8 @@ void CartesianCommunicator::Broadcast(int root,void* data, int bytes)
 		     communicator);
   assert(ierr==0);
 }
-int CartesianCommunicator::RankWorld(void){ 
-  int r; 
+int CartesianCommunicator::RankWorld(void){
+  int r;
   MPI_Comm_rank(communicator_world,&r);
   return r;
 }
@@ -470,7 +458,7 @@ void CartesianCommunicator::AllToAll(void  *in,void *out,uint64_t words,uint64_t
   // When 24*4 bytes multiples get 50x 10^9 >>> 2x10^9 Y2K bug.
   // (Turns up on 32^3 x 64 Gparity too)
   MPI_Datatype object;
-  int iwords; 
+  int iwords;
   int ibytes;
   iwords = words;
   ibytes = bytes;
@@ -483,5 +471,3 @@ void CartesianCommunicator::AllToAll(void  *in,void *out,uint64_t words,uint64_t
 }
 
 NAMESPACE_END(Grid);
-
-

Grid/communicator/Communicator_none.cc

@@ -67,6 +67,8 @@ CartesianCommunicator::CartesianCommunicator(const Coordinate &processors)
 
 CartesianCommunicator::~CartesianCommunicator(){}
 
+void CartesianCommunicator::GlobalMax(float &){}
+void CartesianCommunicator::GlobalMax(double &){}
 void CartesianCommunicator::GlobalSum(float &){}
 void CartesianCommunicator::GlobalSumVector(float *,int N){}
 void CartesianCommunicator::GlobalSum(double &){}
@@ -77,15 +79,6 @@ void CartesianCommunicator::GlobalSumVector(uint64_t *,int N){}
 void CartesianCommunicator::GlobalXOR(uint32_t &){}
 void CartesianCommunicator::GlobalXOR(uint64_t &){}
 
-void CartesianCommunicator::SendRecvPacket(void *xmit,
-					   void *recv,
-					   int xmit_to_rank,
-					   int recv_from_rank,
-					   int bytes)
-{
-  assert(0);
-}
-
 
 // Basic Halo comms primitive -- should never call in single node
 void CartesianCommunicator::SendToRecvFrom(void *xmit,
@@ -96,20 +89,6 @@ void CartesianCommunicator::SendToRecvFrom(void *xmit,
 {
   assert(0);
 }
-void CartesianCommunicator::SendToRecvFromBegin(std::vector<CommsRequest_t> &list,
-						void *xmit,
-						int dest,
-						void *recv,
-						int from,
-						int bytes)
-{
-  assert(0);
-}
-
-void CartesianCommunicator::SendToRecvFromComplete(std::vector<CommsRequest_t> &list)
-{
-  assert(0);
-}
 void CartesianCommunicator::AllToAll(int dim,void  *in,void *out,uint64_t words,uint64_t bytes)
 {
   bcopy(in,out,bytes*words);
@@ -137,10 +116,6 @@ double CartesianCommunicator::StencilSendToRecvFrom( void *xmit,
 						     int recv_from_rank,
 						     int bytes, int dir)
 {
-  std::vector<CommsRequest_t> list;
-  // Discard the "dir"
-  SendToRecvFromBegin   (list,xmit,xmit_to_rank,recv,recv_from_rank,bytes);
-  SendToRecvFromComplete(list);
   return 2.0*bytes;
 }
 double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsRequest_t> &list,
@@ -150,13 +125,10 @@ double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsReques
 							 int recv_from_rank,
 							 int bytes, int dir)
 {
-  // Discard the "dir"
-  SendToRecvFromBegin(list,xmit,xmit_to_rank,recv,recv_from_rank,bytes);
   return 2.0*bytes;
 }
 void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsRequest_t> &waitall,int dir)
 {
-  SendToRecvFromComplete(waitall);
 }
 
 void CartesianCommunicator::StencilBarrier(void){};

Grid/communicator/SharedMemory.h

@@ -102,7 +102,7 @@ public:
   ///////////////////////////////////////////////////
   static void SharedMemoryAllocate(uint64_t bytes, int flags);
   static void SharedMemoryFree(void);
-  static void SharedMemoryCopy(void *dest,const void *src,size_t bytes);
+  static void SharedMemoryCopy(void *dest,void *src,size_t bytes);
   static void SharedMemoryZero(void *dest,size_t bytes);
 
 };

Grid/communicator/SharedMemoryMPI.cc

@@ -32,6 +32,9 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #ifdef GRID_CUDA
 #include <cuda_runtime_api.h>
 #endif
+#ifdef GRID_HIP
+#include <hip/hip_runtime_api.h>
+#endif
 
 NAMESPACE_BEGIN(Grid); 
 #define header "SharedMemoryMpi: "
@@ -47,7 +50,12 @@ void GlobalSharedMemory::Init(Grid_MPI_Comm comm)
   /////////////////////////////////////////////////////////////////////
   // Split into groups that can share memory
   /////////////////////////////////////////////////////////////////////
+#ifndef GRID_MPI3_SHM_NONE
   MPI_Comm_split_type(comm, MPI_COMM_TYPE_SHARED, 0, MPI_INFO_NULL,&WorldShmComm);
+#else
+  MPI_Comm_split(comm, WorldRank, 0, &WorldShmComm);
+#endif
+
   MPI_Comm_rank(WorldShmComm     ,&WorldShmRank);
   MPI_Comm_size(WorldShmComm     ,&WorldShmSize);
 
@@ -420,7 +428,7 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 ////////////////////////////////////////////////////////////////////////////////////////////
 // Hugetlbfs mapping intended
 ////////////////////////////////////////////////////////////////////////////////////////////
-#ifdef GRID_CUDA
+#if defined(GRID_CUDA) ||defined(GRID_HIP)
 void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 {
   void * ShmCommBuf ; 
@@ -443,17 +451,16 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
   ///////////////////////////////////////////////////////////////////////////////////////////////////////////
   // Each MPI rank should allocate our own buffer
   ///////////////////////////////////////////////////////////////////////////////////////////////////////////
-  auto err =  cudaMalloc(&ShmCommBuf, bytes);
-  if ( err !=  cudaSuccess) {
-    std::cerr << " SharedMemoryMPI.cc cudaMallocManaged failed for " << bytes<<" bytes " <<cudaGetErrorString(err)<< std::endl;
-    exit(EXIT_FAILURE);  
-  }
+  ShmCommBuf = acceleratorAllocDevice(bytes);
+
   if (ShmCommBuf == (void *)NULL ) {
-    std::cerr << " SharedMemoryMPI.cc cudaMallocManaged failed NULL pointer for " << bytes<<" bytes " << std::endl;
+    std::cerr << " SharedMemoryMPI.cc acceleratorAllocDevice failed NULL pointer for " << bytes<<" bytes " << std::endl;
     exit(EXIT_FAILURE);  
   }
-  if ( WorldRank == 0 ){
-    std::cout << header " SharedMemoryMPI.cc cudaMalloc "<< bytes << "bytes at "<< std::hex<< ShmCommBuf <<std::dec<<" for comms buffers " <<std::endl;
+  //  if ( WorldRank == 0 ){
+  if ( 1 ){
+    std::cout << WorldRank << header " SharedMemoryMPI.cc acceleratorAllocDevice "<< bytes 
+	      << "bytes at "<< std::hex<< ShmCommBuf <<std::dec<<" for comms buffers " <<std::endl;
   }
   SharedMemoryZero(ShmCommBuf,bytes);
 
@@ -461,19 +468,31 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
   // Loop over ranks/gpu's on our node
   ///////////////////////////////////////////////////////////////////////////////////////////////////////////
   for(int r=0;r<WorldShmSize;r++){
-    
+
+#ifndef GRID_MPI3_SHM_NONE
     //////////////////////////////////////////////////
     // If it is me, pass around the IPC access key
     //////////////////////////////////////////////////
+#ifdef GRID_CUDA
     cudaIpcMemHandle_t handle;
-    
     if ( r==WorldShmRank ) { 
-      err = cudaIpcGetMemHandle(&handle,ShmCommBuf);
+      auto err = cudaIpcGetMemHandle(&handle,ShmCommBuf);
       if ( err !=  cudaSuccess) {
 	std::cerr << " SharedMemoryMPI.cc cudaIpcGetMemHandle failed for rank" << r <<" "<<cudaGetErrorString(err)<< std::endl;
 	exit(EXIT_FAILURE);
       }
     }
+#endif
+#ifdef GRID_HIP
+    hipIpcMemHandle_t handle;    
+    if ( r==WorldShmRank ) { 
+      auto err = hipIpcGetMemHandle(&handle,ShmCommBuf);
+      if ( err !=  hipSuccess) {
+	std::cerr << " SharedMemoryMPI.cc hipIpcGetMemHandle failed for rank" << r <<" "<<hipGetErrorString(err)<< std::endl;
+	exit(EXIT_FAILURE);
+      }
+    }
+#endif
     //////////////////////////////////////////////////
     // Share this IPC handle across the Shm Comm
     //////////////////////////////////////////////////
@@ -490,17 +509,31 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
     // If I am not the source, overwrite thisBuf with remote buffer
     ///////////////////////////////////////////////////////////////
     void * thisBuf = ShmCommBuf;
+#ifdef GRID_CUDA
     if ( r!=WorldShmRank ) { 
-      err = cudaIpcOpenMemHandle(&thisBuf,handle,cudaIpcMemLazyEnablePeerAccess);
+      auto err = cudaIpcOpenMemHandle(&thisBuf,handle,cudaIpcMemLazyEnablePeerAccess);
       if ( err !=  cudaSuccess) {
 	std::cerr << " SharedMemoryMPI.cc cudaIpcOpenMemHandle failed for rank" << r <<" "<<cudaGetErrorString(err)<< std::endl;
 	exit(EXIT_FAILURE);
       }
     }
+#endif
+#ifdef GRID_HIP
+    if ( r!=WorldShmRank ) { 
+      auto err = hipIpcOpenMemHandle(&thisBuf,handle,hipIpcMemLazyEnablePeerAccess);
+      if ( err !=  hipSuccess) {
+	std::cerr << " SharedMemoryMPI.cc hipIpcOpenMemHandle failed for rank" << r <<" "<<hipGetErrorString(err)<< std::endl;
+	exit(EXIT_FAILURE);
+      }
+    }
+#endif
     ///////////////////////////////////////////////////////////////
     // Save a copy of the device buffers
     ///////////////////////////////////////////////////////////////
     WorldShmCommBufs[r] = thisBuf;
+#else
+    WorldShmCommBufs[r] = ShmCommBuf;
+#endif
   }
 
   _ShmAllocBytes=bytes;
@@ -633,7 +666,6 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 #endif
       void * ptr =  mmap(NULL,size, PROT_READ | PROT_WRITE, mmap_flag, fd, 0);
       
-      //      std::cout << "Set WorldShmCommBufs["<<r<<"]="<<ptr<< "("<< size<< "bytes)"<<std::endl;
       if ( ptr == (void * )MAP_FAILED ) {       
 	perror("failed mmap");     
 	assert(0);    
@@ -683,7 +715,7 @@ void GlobalSharedMemory::SharedMemoryZero(void *dest,size_t bytes)
   bzero(dest,bytes);
 #endif
 }
-void GlobalSharedMemory::SharedMemoryCopy(void *dest,const void *src,size_t bytes)
+void GlobalSharedMemory::SharedMemoryCopy(void *dest,void *src,size_t bytes)
 {
 #ifdef GRID_CUDA
   cudaMemcpy(dest,src,bytes,cudaMemcpyDefault);
@@ -705,7 +737,11 @@ void SharedMemory::SetCommunicator(Grid_MPI_Comm comm)
   /////////////////////////////////////////////////////////////////////
   // Split into groups that can share memory
   /////////////////////////////////////////////////////////////////////
+#ifndef GRID_MPI3_SHM_NONE
   MPI_Comm_split_type(comm, MPI_COMM_TYPE_SHARED, 0, MPI_INFO_NULL,&ShmComm);
+#else
+  MPI_Comm_split(comm, rank, 0, &ShmComm);
+#endif
   MPI_Comm_rank(ShmComm     ,&ShmRank);
   MPI_Comm_size(ShmComm     ,&ShmSize);
   ShmCommBufs.resize(ShmSize);
@@ -735,19 +771,12 @@ void SharedMemory::SetCommunicator(Grid_MPI_Comm comm)
   std::vector<int> ranks(size);   for(int r=0;r<size;r++) ranks[r]=r;
   MPI_Group_translate_ranks (FullGroup,size,&ranks[0],ShmGroup, &ShmRanks[0]); 
 
-#ifdef GRID_IBM_SUMMIT
-  // Hide the shared memory path between sockets 
-  // if even number of nodes
-  if ( (ShmSize & 0x1)==0 ) {
-    int SocketSize = ShmSize/2;
-    int mySocket = ShmRank/SocketSize; 
+#ifdef GRID_SHM_FORCE_MPI
+  // Hide the shared memory path between ranks
+  {
     for(int r=0;r<size;r++){
-      int hisRank=ShmRanks[r];
-      if ( hisRank!= MPI_UNDEFINED ) {
-	int hisSocket=hisRank/SocketSize;
-	if ( hisSocket != mySocket ) {
-	  ShmRanks[r] = MPI_UNDEFINED;
-	}
+      if ( r!=rank ) {
+	ShmRanks[r] = MPI_UNDEFINED;
       }
     }
   }

Grid/communicator/SharedMemoryNone.cc

@@ -29,6 +29,7 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #include <Grid/GridCore.h>
 
 NAMESPACE_BEGIN(Grid); 
+#define header "SharedMemoryNone: "
 
 /*Construct from an MPI communicator*/
 void GlobalSharedMemory::Init(Grid_MPI_Comm comm)
@@ -55,6 +56,38 @@ void GlobalSharedMemory::OptimalCommunicator(const Coordinate &processors,Grid_M
 ////////////////////////////////////////////////////////////////////////////////////////////
 // Hugetlbfs mapping intended, use anonymous mmap
 ////////////////////////////////////////////////////////////////////////////////////////////
+#if 1
+void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
+{
+  std::cout << header "SharedMemoryAllocate "<< bytes<< " GPU implementation "<<std::endl;
+  void * ShmCommBuf ; 
+  assert(_ShmSetup==1);
+  assert(_ShmAlloc==0);
+
+  ///////////////////////////////////////////////////////////////////////////////////////////////////////////
+  // Each MPI rank should allocate our own buffer
+  ///////////////////////////////////////////////////////////////////////////////////////////////////////////
+  ShmCommBuf = acceleratorAllocDevice(bytes);
+
+  if (ShmCommBuf == (void *)NULL ) {
+    std::cerr << " SharedMemoryNone.cc acceleratorAllocDevice failed NULL pointer for " << bytes<<" bytes " << std::endl;
+    exit(EXIT_FAILURE);  
+  }
+  if ( WorldRank == 0 ){
+    std::cout << WorldRank << header " SharedMemoryNone.cc acceleratorAllocDevice "<< bytes 
+	      << "bytes at "<< std::hex<< ShmCommBuf <<std::dec<<" for comms buffers " <<std::endl;
+  }
+  SharedMemoryZero(ShmCommBuf,bytes);
+
+  ///////////////////////////////////////////////////////////////////////////////////////////////////////////
+  // Loop over ranks/gpu's on our node
+  ///////////////////////////////////////////////////////////////////////////////////////////////////////////
+  WorldShmCommBufs[0] = ShmCommBuf;
+
+  _ShmAllocBytes=bytes;
+  _ShmAlloc=1;
+}
+#else
 void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 {
   void * ShmCommBuf ; 
@@ -83,7 +116,15 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
   _ShmAllocBytes=bytes;
   _ShmAlloc=1;
 };
-
+#endif
+void GlobalSharedMemory::SharedMemoryZero(void *dest,size_t bytes)
+{
+  acceleratorMemSet(dest,0,bytes);
+}
+void GlobalSharedMemory::SharedMemoryCopy(void *dest,void *src,size_t bytes)
+{
+  acceleratorCopyToDevice(src,dest,bytes);
+}
 ////////////////////////////////////////////////////////
 // Global shared functionality finished
 // Now move to per communicator functionality

Grid/cshift/Cshift.h

@@ -52,23 +52,8 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 
 NAMESPACE_BEGIN(Grid);
 
-template<typename Op, typename T1> 
-auto Cshift(const LatticeUnaryExpression<Op,T1> &expr,int dim,int shift)
-    -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
-{
-  return Cshift(closure(expr),dim,shift);
-}
-template <class Op, class T1, class T2>
-auto Cshift(const LatticeBinaryExpression<Op,T1,T2> &expr,int dim,int shift)
-  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),eval(0, expr.arg2)))> 
-{
-  return Cshift(closure(expr),dim,shift);
-}
-template <class Op, class T1, class T2, class T3>
-auto Cshift(const LatticeTrinaryExpression<Op,T1,T2,T3> &expr,int dim,int shift)
-  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),
-				   eval(0, expr.arg2),
-				   eval(0, expr.arg3)))> 
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+auto Cshift(const Expression &expr,int dim,int shift)  -> decltype(closure(expr)) 
 {
   return Cshift(closure(expr),dim,shift);
 }

Grid/cshift/Cshift_common.h

@@ -35,7 +35,7 @@ extern Vector<std::pair<int,int> > Cshift_table;
 // Gather for when there is no need to SIMD split 
 ///////////////////////////////////////////////////////////////////
 template<class vobj> void 
-Gather_plane_simple (const Lattice<vobj> &rhs,commVector<vobj> &buffer,int dimension,int plane,int cbmask, int off=0)
+Gather_plane_simple (const Lattice<vobj> &rhs,cshiftVector<vobj> &buffer,int dimension,int plane,int cbmask, int off=0)
 {
   int rd = rhs.Grid()->_rdimensions[dimension];
 
@@ -73,12 +73,19 @@ Gather_plane_simple (const Lattice<vobj> &rhs,commVector<vobj> &buffer,int dimen
      }
   }
   {
-    autoView(rhs_v , rhs, AcceleratorRead);
     auto buffer_p = & buffer[0];
     auto table = &Cshift_table[0];
-    accelerator_for(i,ent,1,{
+#ifdef ACCELERATOR_CSHIFT    
+    autoView(rhs_v , rhs, AcceleratorRead);
+    accelerator_for(i,ent,vobj::Nsimd(),{
+	coalescedWrite(buffer_p[table[i].first],coalescedRead(rhs_v[table[i].second]));
+    });
+#else
+    autoView(rhs_v , rhs, CpuRead);
+    thread_for(i,ent,{
       buffer_p[table[i].first]=rhs_v[table[i].second];
     });
+#endif
   }
 }
 
@@ -103,6 +110,7 @@ Gather_plane_extract(const Lattice<vobj> &rhs,
   int n1=rhs.Grid()->_slice_stride[dimension];
 
   if ( cbmask ==0x3){
+#ifdef ACCELERATOR_CSHIFT    
     autoView(rhs_v , rhs, AcceleratorRead);
     accelerator_for2d(n,e1,b,e2,1,{
 	int o      =   n*n1;
@@ -111,12 +119,22 @@ Gather_plane_extract(const Lattice<vobj> &rhs,
 	vobj temp =rhs_v[so+o+b];
 	extract<vobj>(temp,pointers,offset);
       });
+#else
+    autoView(rhs_v , rhs, CpuRead);
+    thread_for2d(n,e1,b,e2,{
+	int o      =   n*n1;
+	int offset = b+n*e2;
+	
+	vobj temp =rhs_v[so+o+b];
+	extract<vobj>(temp,pointers,offset);
+      });
+#endif
   } else { 
-    autoView(rhs_v , rhs, AcceleratorRead);
-
     Coordinate rdim=rhs.Grid()->_rdimensions;
     Coordinate cdm =rhs.Grid()->_checker_dim_mask;
     std::cout << " Dense packed buffer WARNING " <<std::endl; // Does this get called twice once for each cb?
+#ifdef ACCELERATOR_CSHIFT    
+    autoView(rhs_v , rhs, AcceleratorRead);
     accelerator_for2d(n,e1,b,e2,1,{
 
 	Coordinate coor;
@@ -134,13 +152,33 @@ Gather_plane_extract(const Lattice<vobj> &rhs,
 	  extract<vobj>(temp,pointers,offset);
 	}
       });
+#else
+    autoView(rhs_v , rhs, CpuRead);
+    thread_for2d(n,e1,b,e2,{
+
+	Coordinate coor;
+
+	int o=n*n1;
+	int oindex = o+b;
+
+       	int cb = RedBlackCheckerBoardFromOindex(oindex, rdim, cdm);
+
+	int ocb=1<<cb;
+	int offset = b+n*e2;
+
+	if ( ocb & cbmask ) {
+	  vobj temp =rhs_v[so+o+b];
+	  extract<vobj>(temp,pointers,offset);
+	}
+      });
+#endif
   }
 }
 
 //////////////////////////////////////////////////////
 // Scatter for when there is no need to SIMD split
 //////////////////////////////////////////////////////
-template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,commVector<vobj> &buffer, int dimension,int plane,int cbmask)
+template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,cshiftVector<vobj> &buffer, int dimension,int plane,int cbmask)
 {
   int rd = rhs.Grid()->_rdimensions[dimension];
 
@@ -182,12 +220,19 @@ template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,commVector<vo
   }
   
   {
-    autoView( rhs_v, rhs, AcceleratorWrite);
     auto buffer_p = & buffer[0];
     auto table = &Cshift_table[0];
-    accelerator_for(i,ent,1,{
-	rhs_v[table[i].first]=buffer_p[table[i].second];
+#ifdef ACCELERATOR_CSHIFT    
+    autoView( rhs_v, rhs, AcceleratorWrite);
+    accelerator_for(i,ent,vobj::Nsimd(),{
+	coalescedWrite(rhs_v[table[i].first],coalescedRead(buffer_p[table[i].second]));
     });
+#else
+    autoView( rhs_v, rhs, CpuWrite);
+    thread_for(i,ent,{
+      rhs_v[table[i].first]=buffer_p[table[i].second];
+    });
+#endif
   }
 }
 
@@ -208,18 +253,30 @@ template<class vobj> void Scatter_plane_merge(Lattice<vobj> &rhs,ExtractPointerA
   int e2=rhs.Grid()->_slice_block[dimension];
 
   if(cbmask ==0x3 ) {
+    int _slice_stride = rhs.Grid()->_slice_stride[dimension];
+    int _slice_block = rhs.Grid()->_slice_block[dimension];
+#ifdef ACCELERATOR_CSHIFT    
     autoView( rhs_v , rhs, AcceleratorWrite);
     accelerator_for2d(n,e1,b,e2,1,{
-	int o      = n*rhs.Grid()->_slice_stride[dimension];
-	int offset = b+n*rhs.Grid()->_slice_block[dimension];
+	int o      = n*_slice_stride;
+	int offset = b+n*_slice_block;
 	merge(rhs_v[so+o+b],pointers,offset);
       });
+#else
+    autoView( rhs_v , rhs, CpuWrite);
+    thread_for2d(n,e1,b,e2,{
+	int o      = n*_slice_stride;
+	int offset = b+n*_slice_block;
+	merge(rhs_v[so+o+b],pointers,offset);
+    });
+#endif
   } else { 
 
     // Case of SIMD split AND checker dim cannot currently be hit, except in 
     // Test_cshift_red_black code.
     //    std::cout << "Scatter_plane merge assert(0); think this is buggy FIXME "<< std::endl;// think this is buggy FIXME
     std::cout<<" Unthreaded warning -- buffer is not densely packed ??"<<std::endl;
+    assert(0); // This will fail if hit on GPU
     autoView( rhs_v, rhs, CpuWrite);
     for(int n=0;n<e1;n++){
       for(int b=0;b<e2;b++){
@@ -277,12 +334,20 @@ template<class vobj> void Copy_plane(Lattice<vobj>& lhs,const Lattice<vobj> &rhs
   }
 
   {
+    auto table = &Cshift_table[0];
+#ifdef ACCELERATOR_CSHIFT    
     autoView(rhs_v , rhs, AcceleratorRead);
     autoView(lhs_v , lhs, AcceleratorWrite);
-    auto table = &Cshift_table[0];
-    accelerator_for(i,ent,1,{
+    accelerator_for(i,ent,vobj::Nsimd(),{
+      coalescedWrite(lhs_v[table[i].first],coalescedRead(rhs_v[table[i].second]));
+    });
+#else
+    autoView(rhs_v , rhs, CpuRead);
+    autoView(lhs_v , lhs, CpuWrite);
+    thread_for(i,ent,{
       lhs_v[table[i].first]=rhs_v[table[i].second];
     });
+#endif
   }
 }
 
@@ -321,12 +386,20 @@ template<class vobj> void Copy_plane_permute(Lattice<vobj>& lhs,const Lattice<vo
   }
 
   {
+    auto table = &Cshift_table[0];
+#ifdef ACCELERATOR_CSHIFT    
     autoView( rhs_v, rhs, AcceleratorRead);
     autoView( lhs_v, lhs, AcceleratorWrite);
-    auto table = &Cshift_table[0];
     accelerator_for(i,ent,1,{
       permute(lhs_v[table[i].first],rhs_v[table[i].second],permute_type);
     });
+#else
+    autoView( rhs_v, rhs, CpuRead);
+    autoView( lhs_v, lhs, CpuWrite);
+    thread_for(i,ent,{
+      permute(lhs_v[table[i].first],rhs_v[table[i].second],permute_type);
+    });
+#endif
   }
 }
 

Grid/cshift/Cshift_mpi.h

@@ -101,7 +101,8 @@ template<class vobj> void Cshift_comms_simd(Lattice<vobj>& ret,const Lattice<vob
     Cshift_comms_simd(ret,rhs,dimension,shift,0x2);// both with block stride loop iteration
   }
 }
-
+#define ACCELERATOR_CSHIFT_NO_COPY
+#ifdef ACCELERATOR_CSHIFT_NO_COPY
 template<class vobj> void Cshift_comms(Lattice<vobj> &ret,const Lattice<vobj> &rhs,int dimension,int shift,int cbmask)
 {
   typedef typename vobj::vector_type vector_type;
@@ -121,9 +122,9 @@ template<class vobj> void Cshift_comms(Lattice<vobj> &ret,const Lattice<vobj> &r
   assert(shift<fd);
   
   int buffer_size = rhs.Grid()->_slice_nblock[dimension]*rhs.Grid()->_slice_block[dimension];
-  commVector<vobj> send_buf(buffer_size);
-  commVector<vobj> recv_buf(buffer_size);
-
+  cshiftVector<vobj> send_buf(buffer_size);
+  cshiftVector<vobj> recv_buf(buffer_size);
+    
   int cb= (cbmask==0x2)? Odd : Even;
   int sshift= rhs.Grid()->CheckerBoardShiftForCB(rhs.Checkerboard(),dimension,shift,cb);
 
@@ -138,7 +139,7 @@ template<class vobj> void Cshift_comms(Lattice<vobj> &ret,const Lattice<vobj> &r
 
     } else {
 
-      int words = send_buf.size();
+      int words = buffer_size;
       if (cbmask != 0x3) words=words>>1;
 
       int bytes = words * sizeof(vobj);
@@ -150,12 +151,14 @@ template<class vobj> void Cshift_comms(Lattice<vobj> &ret,const Lattice<vobj> &r
       int xmit_to_rank;
       grid->ShiftedRanks(dimension,comm_proc,xmit_to_rank,recv_from_rank);
 
+      grid->Barrier();
 
       grid->SendToRecvFrom((void *)&send_buf[0],
 			   xmit_to_rank,
 			   (void *)&recv_buf[0],
 			   recv_from_rank,
 			   bytes);
+
       grid->Barrier();
 
       Scatter_plane_simple (ret,recv_buf,dimension,x,cbmask);
@@ -195,8 +198,15 @@ template<class vobj> void  Cshift_comms_simd(Lattice<vobj> &ret,const Lattice<vo
   int buffer_size = grid->_slice_nblock[dimension]*grid->_slice_block[dimension];
   //  int words = sizeof(vobj)/sizeof(vector_type);
 
-  std::vector<commVector<scalar_object> >   send_buf_extract(Nsimd,commVector<scalar_object>(buffer_size) );
-  std::vector<commVector<scalar_object> >   recv_buf_extract(Nsimd,commVector<scalar_object>(buffer_size) );
+  std::vector<cshiftVector<scalar_object> >  send_buf_extract(Nsimd);
+  std::vector<cshiftVector<scalar_object> >  recv_buf_extract(Nsimd);
+  scalar_object *  recv_buf_extract_mpi;
+  scalar_object *  send_buf_extract_mpi;
+ 
+  for(int s=0;s<Nsimd;s++){
+    send_buf_extract[s].resize(buffer_size);
+    recv_buf_extract[s].resize(buffer_size);
+  }
 
   int bytes = buffer_size*sizeof(scalar_object);
 
@@ -242,11 +252,204 @@ template<class vobj> void  Cshift_comms_simd(Lattice<vobj> &ret,const Lattice<vo
       if(nbr_proc){
 	grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank); 
 
-	grid->SendToRecvFrom((void *)&send_buf_extract[nbr_lane][0],
+	grid->Barrier();
+
+	send_buf_extract_mpi = &send_buf_extract[nbr_lane][0];
+	recv_buf_extract_mpi = &recv_buf_extract[i][0];
+	grid->SendToRecvFrom((void *)send_buf_extract_mpi,
 			     xmit_to_rank,
-			     (void *)&recv_buf_extract[i][0],
+			     (void *)recv_buf_extract_mpi,
 			     recv_from_rank,
 			     bytes);
+
+	grid->Barrier();
+
+	rpointers[i] = &recv_buf_extract[i][0];
+      } else { 
+	rpointers[i] = &send_buf_extract[nbr_lane][0];
+      }
+
+    }
+    Scatter_plane_merge(ret,rpointers,dimension,x,cbmask);
+  }
+
+}
+#else 
+template<class vobj> void Cshift_comms(Lattice<vobj> &ret,const Lattice<vobj> &rhs,int dimension,int shift,int cbmask)
+{
+  typedef typename vobj::vector_type vector_type;
+  typedef typename vobj::scalar_type scalar_type;
+
+  GridBase *grid=rhs.Grid();
+  Lattice<vobj> temp(rhs.Grid());
+
+  int fd              = rhs.Grid()->_fdimensions[dimension];
+  int rd              = rhs.Grid()->_rdimensions[dimension];
+  int pd              = rhs.Grid()->_processors[dimension];
+  int simd_layout     = rhs.Grid()->_simd_layout[dimension];
+  int comm_dim        = rhs.Grid()->_processors[dimension] >1 ;
+  assert(simd_layout==1);
+  assert(comm_dim==1);
+  assert(shift>=0);
+  assert(shift<fd);
+  
+  int buffer_size = rhs.Grid()->_slice_nblock[dimension]*rhs.Grid()->_slice_block[dimension];
+  cshiftVector<vobj> send_buf_v(buffer_size);
+  cshiftVector<vobj> recv_buf_v(buffer_size);
+  vobj *send_buf;
+  vobj *recv_buf;
+  {
+    grid->ShmBufferFreeAll();
+    size_t bytes = buffer_size*sizeof(vobj);
+    send_buf=(vobj *)grid->ShmBufferMalloc(bytes);
+    recv_buf=(vobj *)grid->ShmBufferMalloc(bytes);
+  }
+    
+  int cb= (cbmask==0x2)? Odd : Even;
+  int sshift= rhs.Grid()->CheckerBoardShiftForCB(rhs.Checkerboard(),dimension,shift,cb);
+
+  for(int x=0;x<rd;x++){       
+
+    int sx        =  (x+sshift)%rd;
+    int comm_proc = ((x+sshift)/rd)%pd;
+    
+    if (comm_proc==0) {
+
+      Copy_plane(ret,rhs,dimension,x,sx,cbmask); 
+
+    } else {
+
+      int words = buffer_size;
+      if (cbmask != 0x3) words=words>>1;
+
+      int bytes = words * sizeof(vobj);
+
+      Gather_plane_simple (rhs,send_buf_v,dimension,sx,cbmask);
+
+      //      int rank           = grid->_processor;
+      int recv_from_rank;
+      int xmit_to_rank;
+      grid->ShiftedRanks(dimension,comm_proc,xmit_to_rank,recv_from_rank);
+
+
+      grid->Barrier();
+
+      acceleratorCopyDeviceToDevice((void *)&send_buf_v[0],(void *)&send_buf[0],bytes);
+      grid->SendToRecvFrom((void *)&send_buf[0],
+			   xmit_to_rank,
+			   (void *)&recv_buf[0],
+			   recv_from_rank,
+			   bytes);
+      acceleratorCopyDeviceToDevice((void *)&recv_buf[0],(void *)&recv_buf_v[0],bytes);
+
+      grid->Barrier();
+
+      Scatter_plane_simple (ret,recv_buf_v,dimension,x,cbmask);
+    }
+  }
+}
+
+template<class vobj> void  Cshift_comms_simd(Lattice<vobj> &ret,const Lattice<vobj> &rhs,int dimension,int shift,int cbmask)
+{
+  GridBase *grid=rhs.Grid();
+  const int Nsimd = grid->Nsimd();
+  typedef typename vobj::vector_type vector_type;
+  typedef typename vobj::scalar_object scalar_object;
+  typedef typename vobj::scalar_type scalar_type;
+   
+  int fd = grid->_fdimensions[dimension];
+  int rd = grid->_rdimensions[dimension];
+  int ld = grid->_ldimensions[dimension];
+  int pd = grid->_processors[dimension];
+  int simd_layout     = grid->_simd_layout[dimension];
+  int comm_dim        = grid->_processors[dimension] >1 ;
+
+  //std::cout << "Cshift_comms_simd dim "<< dimension << " fd "<<fd<<" rd "<<rd
+  //    << " ld "<<ld<<" pd " << pd<<" simd_layout "<<simd_layout 
+  //    << " comm_dim " << comm_dim << " cbmask " << cbmask <<std::endl;
+
+  assert(comm_dim==1);
+  assert(simd_layout==2);
+  assert(shift>=0);
+  assert(shift<fd);
+
+  int permute_type=grid->PermuteType(dimension);
+
+  ///////////////////////////////////////////////
+  // Simd direction uses an extract/merge pair
+  ///////////////////////////////////////////////
+  int buffer_size = grid->_slice_nblock[dimension]*grid->_slice_block[dimension];
+  //  int words = sizeof(vobj)/sizeof(vector_type);
+
+  std::vector<cshiftVector<scalar_object> >  send_buf_extract(Nsimd);
+  std::vector<cshiftVector<scalar_object> >  recv_buf_extract(Nsimd);
+  scalar_object *  recv_buf_extract_mpi;
+  scalar_object *  send_buf_extract_mpi;
+  {
+    size_t bytes = sizeof(scalar_object)*buffer_size;
+    grid->ShmBufferFreeAll();
+    send_buf_extract_mpi = (scalar_object *)grid->ShmBufferMalloc(bytes);
+    recv_buf_extract_mpi = (scalar_object *)grid->ShmBufferMalloc(bytes);
+  }
+  for(int s=0;s<Nsimd;s++){
+    send_buf_extract[s].resize(buffer_size);
+    recv_buf_extract[s].resize(buffer_size);
+  }
+
+  int bytes = buffer_size*sizeof(scalar_object);
+
+  ExtractPointerArray<scalar_object>  pointers(Nsimd); // 
+  ExtractPointerArray<scalar_object> rpointers(Nsimd); // received pointers
+
+  ///////////////////////////////////////////
+  // Work out what to send where
+  ///////////////////////////////////////////
+  int cb    = (cbmask==0x2)? Odd : Even;
+  int sshift= grid->CheckerBoardShiftForCB(rhs.Checkerboard(),dimension,shift,cb);
+
+  // loop over outer coord planes orthog to dim
+  for(int x=0;x<rd;x++){       
+
+    // FIXME call local permute copy if none are offnode.
+    for(int i=0;i<Nsimd;i++){       
+      pointers[i] = &send_buf_extract[i][0];
+    }
+    int sx   = (x+sshift)%rd;
+    Gather_plane_extract(rhs,pointers,dimension,sx,cbmask);
+
+    for(int i=0;i<Nsimd;i++){
+      
+      int inner_bit = (Nsimd>>(permute_type+1));
+      int ic= (i&inner_bit)? 1:0;
+
+      int my_coor          = rd*ic + x;
+      int nbr_coor         = my_coor+sshift;
+      int nbr_proc = ((nbr_coor)/ld) % pd;// relative shift in processors
+
+      int nbr_ic   = (nbr_coor%ld)/rd;    // inner coord of peer
+      int nbr_ox   = (nbr_coor%rd);       // outer coord of peer
+      int nbr_lane = (i&(~inner_bit));
+
+      int recv_from_rank;
+      int xmit_to_rank;
+
+      if (nbr_ic) nbr_lane|=inner_bit;
+
+      assert (sx == nbr_ox);
+
+      if(nbr_proc){
+	grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank); 
+
+	grid->Barrier();
+
+	acceleratorCopyDeviceToDevice((void *)&send_buf_extract[nbr_lane][0],(void *)send_buf_extract_mpi,bytes);
+	grid->SendToRecvFrom((void *)send_buf_extract_mpi,
+			     xmit_to_rank,
+			     (void *)recv_buf_extract_mpi,
+			     recv_from_rank,
+			     bytes);
+	acceleratorCopyDeviceToDevice((void *)recv_buf_extract_mpi,(void *)&recv_buf_extract[i][0],bytes);
+
 	grid->Barrier();
 	rpointers[i] = &recv_buf_extract[i][0];
       } else { 
@@ -258,7 +461,7 @@ template<class vobj> void  Cshift_comms_simd(Lattice<vobj> &ret,const Lattice<vo
   }
 
 }
-
+#endif
 NAMESPACE_END(Grid); 
 
 #endif

Grid/lattice/Lattice.h

@@ -36,7 +36,8 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #include <Grid/lattice/Lattice_local.h>
 #include <Grid/lattice/Lattice_reduction.h>
 #include <Grid/lattice/Lattice_peekpoke.h>
-//#include <Grid/lattice/Lattice_reality.h>
+#include <Grid/lattice/Lattice_reality.h>
+#include <Grid/lattice/Lattice_real_imag.h>
 #include <Grid/lattice/Lattice_comparison_utils.h>
 #include <Grid/lattice/Lattice_comparison.h>
 #include <Grid/lattice/Lattice_coordinate.h>

Grid/lattice/Lattice_ET.h

@@ -42,9 +42,24 @@ NAMESPACE_BEGIN(Grid);
 ////////////////////////////////////////////////////
 // Predicated where support
 ////////////////////////////////////////////////////
+#ifdef GRID_SIMT
+// drop to scalar in SIMT; cleaner in fact
 template <class iobj, class vobj, class robj>
-accelerator_inline vobj predicatedWhere(const iobj &predicate, const vobj &iftrue,
-                            const robj &iffalse) {
+accelerator_inline vobj predicatedWhere(const iobj &predicate, 
+					const vobj &iftrue, 
+					const robj &iffalse) 
+{
+  Integer mask = TensorRemove(predicate);
+  typename std::remove_const<vobj>::type ret= iffalse;
+  if (mask) ret=iftrue;
+  return ret;
+}
+#else
+template <class iobj, class vobj, class robj>
+accelerator_inline vobj predicatedWhere(const iobj &predicate, 
+					const vobj &iftrue, 
+					const robj &iffalse) 
+{
   typename std::remove_const<vobj>::type ret;
 
   typedef typename vobj::scalar_object scalar_object;
@@ -68,6 +83,7 @@ accelerator_inline vobj predicatedWhere(const iobj &predicate, const vobj &iftru
   merge(ret, falsevals);
   return ret;
 }
+#endif
 
 /////////////////////////////////////////////////////
 //Specialization of getVectorType for lattices
@@ -81,32 +97,62 @@ struct getVectorType<Lattice<T> >{
 //--  recursive evaluation of expressions; --
 // handle leaves of syntax tree
 ///////////////////////////////////////////////////
-template<class sobj> accelerator_inline 
+template<class sobj,
+  typename std::enable_if<!is_lattice<sobj>::value&&!is_lattice_expr<sobj>::value,sobj>::type * = nullptr> 
+accelerator_inline 
 sobj eval(const uint64_t ss, const sobj &arg)
 {
   return arg;
 }
-
 template <class lobj> accelerator_inline 
-const lobj & eval(const uint64_t ss, const LatticeView<lobj> &arg) 
+auto eval(const uint64_t ss, const LatticeView<lobj> &arg) -> decltype(arg(ss))
+{
+  return arg(ss);
+}
+
+////////////////////////////////////////////
+//--  recursive evaluation of expressions; --
+// whole vector return, used only for expression return type inference
+///////////////////////////////////////////////////
+template<class sobj> accelerator_inline 
+sobj vecEval(const uint64_t ss, const sobj &arg)
+{
+  return arg;
+}
+template <class lobj> accelerator_inline 
+const lobj & vecEval(const uint64_t ss, const LatticeView<lobj> &arg) 
 {
   return arg[ss];
 }
 
-// What needs this?
-// Cannot be legal on accelerator
-// Comparison must convert
-#if 1
-template <class lobj> accelerator_inline 
-const lobj & eval(const uint64_t ss, const Lattice<lobj> &arg) 
-{
-  auto view = arg.View(AcceleratorRead);
-  return view[ss];
-}
-#endif
-
 ///////////////////////////////////////////////////
 // handle nodes in syntax tree- eval one operand
+// vecEval needed (but never called as all expressions offloaded) to infer the return type
+// in SIMT contexts of closure.
+///////////////////////////////////////////////////
+template <typename Op, typename T1> accelerator_inline 
+auto vecEval(const uint64_t ss, const LatticeUnaryExpression<Op, T1> &expr)  
+  -> decltype(expr.op.func( vecEval(ss, expr.arg1)))
+{
+  return expr.op.func( vecEval(ss, expr.arg1) );
+}
+// vecEval two operands
+template <typename Op, typename T1, typename T2> accelerator_inline
+auto vecEval(const uint64_t ss, const LatticeBinaryExpression<Op, T1, T2> &expr)  
+  -> decltype(expr.op.func( vecEval(ss,expr.arg1),vecEval(ss,expr.arg2)))
+{
+  return expr.op.func( vecEval(ss,expr.arg1), vecEval(ss,expr.arg2) );
+}
+// vecEval three operands
+template <typename Op, typename T1, typename T2, typename T3> accelerator_inline
+auto vecEval(const uint64_t ss, const LatticeTrinaryExpression<Op, T1, T2, T3> &expr)  
+  -> decltype(expr.op.func(vecEval(ss, expr.arg1), vecEval(ss, expr.arg2), vecEval(ss, expr.arg3)))
+{
+  return expr.op.func(vecEval(ss, expr.arg1), vecEval(ss, expr.arg2), vecEval(ss, expr.arg3));
+}
+
+///////////////////////////////////////////////////
+// handle nodes in syntax tree- eval one operand coalesced
 ///////////////////////////////////////////////////
 template <typename Op, typename T1> accelerator_inline 
 auto eval(const uint64_t ss, const LatticeUnaryExpression<Op, T1> &expr)  
@@ -114,23 +160,41 @@ auto eval(const uint64_t ss, const LatticeUnaryExpression<Op, T1> &expr)
 {
   return expr.op.func( eval(ss, expr.arg1) );
 }
-///////////////////////
 // eval two operands
-///////////////////////
 template <typename Op, typename T1, typename T2> accelerator_inline
 auto eval(const uint64_t ss, const LatticeBinaryExpression<Op, T1, T2> &expr)  
   -> decltype(expr.op.func( eval(ss,expr.arg1),eval(ss,expr.arg2)))
 {
   return expr.op.func( eval(ss,expr.arg1), eval(ss,expr.arg2) );
 }
-///////////////////////
 // eval three operands
-///////////////////////
 template <typename Op, typename T1, typename T2, typename T3> accelerator_inline
 auto eval(const uint64_t ss, const LatticeTrinaryExpression<Op, T1, T2, T3> &expr)  
-  -> decltype(expr.op.func(eval(ss, expr.arg1), eval(ss, expr.arg2), eval(ss, expr.arg3)))
+  -> decltype(expr.op.func(eval(ss, expr.arg1), 
+			   eval(ss, expr.arg2), 
+			   eval(ss, expr.arg3)))
 {
-  return expr.op.func(eval(ss, expr.arg1), eval(ss, expr.arg2), eval(ss, expr.arg3));
+#ifdef GRID_SIMT
+  // Handles Nsimd (vInteger) != Nsimd(ComplexD)
+  typedef decltype(vecEval(ss, expr.arg2)) rvobj;
+  typedef typename std::remove_reference<rvobj>::type vobj;
+
+  const int Nsimd = vobj::vector_type::Nsimd();
+
+  auto vpred = vecEval(ss,expr.arg1);
+
+  ExtractBuffer<Integer> mask(Nsimd);
+  extract<vInteger, Integer>(TensorRemove(vpred), mask);
+
+  int s = acceleratorSIMTlane(Nsimd);
+  return expr.op.func(mask[s],
+		      eval(ss, expr.arg2), 
+		      eval(ss, expr.arg3));
+#else
+  return expr.op.func(eval(ss, expr.arg1),
+		      eval(ss, expr.arg2), 
+		      eval(ss, expr.arg3));
+#endif
 }
 
 //////////////////////////////////////////////////////////////////////////
@@ -228,7 +292,7 @@ template <typename Op, typename T1, typename T2> inline
 void ExpressionViewOpen(LatticeBinaryExpression<Op, T1, T2> &expr) 
 {
   ExpressionViewOpen(expr.arg1);  // recurse AST
-  ExpressionViewOpen(expr.arg2);  // recurse AST
+  ExpressionViewOpen(expr.arg2);  // rrecurse AST
 }
 template <typename Op, typename T1, typename T2, typename T3>
 inline void ExpressionViewOpen(LatticeTrinaryExpression<Op, T1, T2, T3> &expr) 
@@ -272,28 +336,20 @@ inline void ExpressionViewClose(LatticeTrinaryExpression<Op, T1, T2, T3> &expr)
 // Unary operators and funcs
 ////////////////////////////////////////////
 #define GridUnopClass(name, ret)					\
-  template <class arg>							\
   struct name {								\
-    static auto accelerator_inline func(const arg a) -> decltype(ret) { return ret; } \
+    template<class _arg> static auto accelerator_inline func(const _arg a) -> decltype(ret) { return ret; } \
   };
 
 GridUnopClass(UnarySub, -a);
 GridUnopClass(UnaryNot, Not(a));
-GridUnopClass(UnaryAdj, adj(a));
-GridUnopClass(UnaryConj, conjugate(a));
 GridUnopClass(UnaryTrace, trace(a));
 GridUnopClass(UnaryTranspose, transpose(a));
 GridUnopClass(UnaryTa, Ta(a));
 GridUnopClass(UnaryProjectOnGroup, ProjectOnGroup(a));
-GridUnopClass(UnaryReal, real(a));
-GridUnopClass(UnaryImag, imag(a));
-GridUnopClass(UnaryToReal, toReal(a));
-GridUnopClass(UnaryToComplex, toComplex(a));
 GridUnopClass(UnaryTimesI, timesI(a));
 GridUnopClass(UnaryTimesMinusI, timesMinusI(a));
 GridUnopClass(UnaryAbs, abs(a));
 GridUnopClass(UnarySqrt, sqrt(a));
-GridUnopClass(UnaryRsqrt, rsqrt(a));
 GridUnopClass(UnarySin, sin(a));
 GridUnopClass(UnaryCos, cos(a));
 GridUnopClass(UnaryAsin, asin(a));
@@ -305,10 +361,10 @@ GridUnopClass(UnaryExp, exp(a));
 // Binary operators
 ////////////////////////////////////////////
 #define GridBinOpClass(name, combination)			\
-  template <class left, class right>				\
   struct name {							\
+    template <class _left, class _right>			\
     static auto accelerator_inline				\
-    func(const left &lhs, const right &rhs)			\
+    func(const _left &lhs, const _right &rhs)			\
       -> decltype(combination) const				\
     {								\
       return combination;					\
@@ -328,10 +384,10 @@ GridBinOpClass(BinaryOrOr, lhs || rhs);
 // Trinary conditional op
 ////////////////////////////////////////////////////
 #define GridTrinOpClass(name, combination)				\
-  template <class predicate, class left, class right>			\
   struct name {								\
+    template <class _predicate,class _left, class _right>		\
     static auto accelerator_inline					\
-    func(const predicate &pred, const left &lhs, const right &rhs)	\
+    func(const _predicate &pred, const _left &lhs, const _right &rhs)	\
       -> decltype(combination) const					\
     {									\
       return combination;						\
@@ -339,17 +395,17 @@ GridBinOpClass(BinaryOrOr, lhs || rhs);
   };
 
 GridTrinOpClass(TrinaryWhere,
-		(predicatedWhere<predicate, 
-		 typename std::remove_reference<left>::type,
-		 typename std::remove_reference<right>::type>(pred, lhs,rhs)));
+		(predicatedWhere<
+		 typename std::remove_reference<_predicate>::type, 
+		 typename std::remove_reference<_left>::type,
+		 typename std::remove_reference<_right>::type>(pred, lhs,rhs)));
 
 ////////////////////////////////////////////
 // Operator syntactical glue
 ////////////////////////////////////////////
-
-#define GRID_UNOP(name)   name<decltype(eval(0, arg))>
-#define GRID_BINOP(name)  name<decltype(eval(0, lhs)), decltype(eval(0, rhs))>
-#define GRID_TRINOP(name) name<decltype(eval(0, pred)), decltype(eval(0, lhs)), decltype(eval(0, rhs))>
+#define GRID_UNOP(name)   name
+#define GRID_BINOP(name)  name
+#define GRID_TRINOP(name) name
 
 #define GRID_DEF_UNOP(op, name)						\
   template <typename T1, typename std::enable_if<is_lattice<T1>::value||is_lattice_expr<T1>::value,T1>::type * = nullptr> \
@@ -395,22 +451,17 @@ GridTrinOpClass(TrinaryWhere,
 GRID_DEF_UNOP(operator-, UnarySub);
 GRID_DEF_UNOP(Not, UnaryNot);
 GRID_DEF_UNOP(operator!, UnaryNot);
-GRID_DEF_UNOP(adj, UnaryAdj);
-GRID_DEF_UNOP(conjugate, UnaryConj);
+//GRID_DEF_UNOP(adj, UnaryAdj);
+//GRID_DEF_UNOP(conjugate, UnaryConj);
 GRID_DEF_UNOP(trace, UnaryTrace);
 GRID_DEF_UNOP(transpose, UnaryTranspose);
 GRID_DEF_UNOP(Ta, UnaryTa);
 GRID_DEF_UNOP(ProjectOnGroup, UnaryProjectOnGroup);
-GRID_DEF_UNOP(real, UnaryReal);
-GRID_DEF_UNOP(imag, UnaryImag);
-GRID_DEF_UNOP(toReal, UnaryToReal);
-GRID_DEF_UNOP(toComplex, UnaryToComplex);
 GRID_DEF_UNOP(timesI, UnaryTimesI);
 GRID_DEF_UNOP(timesMinusI, UnaryTimesMinusI);
 GRID_DEF_UNOP(abs, UnaryAbs);  // abs overloaded in cmath C++98; DON'T do the
                                // abs-fabs-dabs-labs thing
 GRID_DEF_UNOP(sqrt, UnarySqrt);
-GRID_DEF_UNOP(rsqrt, UnaryRsqrt);
 GRID_DEF_UNOP(sin, UnarySin);
 GRID_DEF_UNOP(cos, UnaryCos);
 GRID_DEF_UNOP(asin, UnaryAsin);
@@ -435,29 +486,36 @@ GRID_DEF_TRINOP(where, TrinaryWhere);
 /////////////////////////////////////////////////////////////
 template <class Op, class T1>
 auto closure(const LatticeUnaryExpression<Op, T1> &expr)
-  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
+  -> Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1)))>::type > 
 {
-  Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> ret(expr);
+  Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1)))>::type > ret(expr);
   return ret;
 }
 template <class Op, class T1, class T2>
 auto closure(const LatticeBinaryExpression<Op, T1, T2> &expr)
-  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),eval(0, expr.arg2)))> 
+  -> Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1),vecEval(0, expr.arg2)))>::type >
 {
-  Lattice<decltype(expr.op.func(eval(0, expr.arg1),eval(0, expr.arg2)))> ret(expr);
+  Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1),vecEval(0, expr.arg2)))>::type > ret(expr);
   return ret;
 }
 template <class Op, class T1, class T2, class T3>
 auto closure(const LatticeTrinaryExpression<Op, T1, T2, T3> &expr)
-  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),
-				   eval(0, expr.arg2),
-				   eval(0, expr.arg3)))> 
+  -> Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1),
+				   vecEval(0, expr.arg2),
+				   vecEval(0, expr.arg3)))>::type >
 {
-  Lattice<decltype(expr.op.func(eval(0, expr.arg1),
-				eval(0, expr.arg2),
-				eval(0, expr.arg3)))>  ret(expr);
+  Lattice<typename std::remove_const<decltype(expr.op.func(vecEval(0, expr.arg1),
+				vecEval(0, expr.arg2),
+			        vecEval(0, expr.arg3)))>::type >  ret(expr);
   return ret;
 }
+#define EXPRESSION_CLOSURE(function)					\
+  template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> \
+    auto function(Expression &expr) -> decltype(function(closure(expr))) \
+  {									\
+    return function(closure(expr));					\
+  }
+
 
 #undef GRID_UNOP
 #undef GRID_BINOP

Grid/lattice/Lattice_arith.h

@@ -60,9 +60,9 @@ void mac(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const Lattice<obj3> &rhs){
   autoView( lhs_v , lhs, AcceleratorRead);
   autoView( rhs_v , rhs, AcceleratorRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
-    decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
     auto rhs_t=rhs_v(ss);
+    auto tmp  =ret_v(ss);
     mac(&tmp,&lhs_t,&rhs_t);
     coalescedWrite(ret_v[ss],tmp);
   });
@@ -124,7 +124,7 @@ void mac(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const obj3 &rhs){
   autoView( ret_v , ret, AcceleratorWrite);
   autoView( lhs_v , lhs, AcceleratorRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
-    decltype(coalescedRead(obj1())) tmp;
+    auto tmp  =ret_v(ss);
     auto lhs_t=lhs_v(ss);
     mac(&tmp,&lhs_t,&rhs);
     coalescedWrite(ret_v[ss],tmp);
@@ -182,7 +182,7 @@ void mac(Lattice<obj1> &ret,const obj2 &lhs,const Lattice<obj3> &rhs){
   autoView( ret_v , ret, AcceleratorWrite);
   autoView( rhs_v , lhs, AcceleratorRead);
   accelerator_for(ss,rhs_v.size(),obj1::Nsimd(),{
-    decltype(coalescedRead(obj1())) tmp;
+    auto tmp  =ret_v(ss);
     auto rhs_t=rhs_v(ss);
     mac(&tmp,&lhs,&rhs_t);
     coalescedWrite(ret_v[ss],tmp);

Grid/lattice/Lattice_base.h

@@ -123,9 +123,9 @@ public:
     auto exprCopy = expr;
     ExpressionViewOpen(exprCopy);
     auto me  = View(AcceleratorWriteDiscard);
-    accelerator_for(ss,me.size(),1,{
+    accelerator_for(ss,me.size(),vobj::Nsimd(),{
       auto tmp = eval(ss,exprCopy);
-      vstream(me[ss],tmp);
+      coalescedWrite(me[ss],tmp);
     });
     me.ViewClose();
     ExpressionViewClose(exprCopy);
@@ -146,9 +146,9 @@ public:
     auto exprCopy = expr;
     ExpressionViewOpen(exprCopy);
     auto me  = View(AcceleratorWriteDiscard);
-    accelerator_for(ss,me.size(),1,{
+    accelerator_for(ss,me.size(),vobj::Nsimd(),{
       auto tmp = eval(ss,exprCopy);
-      vstream(me[ss],tmp);
+      coalescedWrite(me[ss],tmp);
     });
     me.ViewClose();
     ExpressionViewClose(exprCopy);
@@ -168,9 +168,9 @@ public:
     auto exprCopy = expr;
     ExpressionViewOpen(exprCopy);
     auto me  = View(AcceleratorWriteDiscard);
-    accelerator_for(ss,me.size(),1,{
+    accelerator_for(ss,me.size(),vobj::Nsimd(),{
       auto tmp = eval(ss,exprCopy);
-      vstream(me[ss],tmp);
+      coalescedWrite(me[ss],tmp);
     });
     me.ViewClose();
     ExpressionViewClose(exprCopy);

Grid/lattice/Lattice_basis.h

@@ -54,13 +54,34 @@ void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm)
   typedef decltype(basis[0].View(AcceleratorRead)) View;
 
   Vector<View> basis_v; basis_v.reserve(basis.size());
+  typedef typename std::remove_reference<decltype(basis_v[0][0])>::type vobj;
+  typedef typename std::remove_reference<decltype(Qt(0,0))>::type Coeff_t;
   GridBase* grid = basis[0].Grid();
       
   for(int k=0;k<basis.size();k++){
     basis_v.push_back(basis[k].View(AcceleratorWrite));
   }
 
-
+#if ( (!defined(GRID_CUDA)) )
+  int max_threads = thread_max();
+  Vector < vobj > Bt(Nm * max_threads);
+  thread_region
+    {
+      vobj* B = &Bt[Nm * thread_num()];
+      thread_for_in_region(ss, grid->oSites(),{
+	  for(int j=j0; j<j1; ++j) B[j]=0.;
+      
+	  for(int j=j0; j<j1; ++j){
+	    for(int k=k0; k<k1; ++k){
+	      B[j] +=Qt(j,k) * basis_v[k][ss];
+	    }
+	  }
+	  for(int j=j0; j<j1; ++j){
+	    basis_v[j][ss] = B[j];
+	  }
+	});
+    }
+#else
   View *basis_vp = &basis_v[0];
 
   int nrot = j1-j0;
@@ -70,14 +91,12 @@ void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm)
   uint64_t oSites   =grid->oSites();
   uint64_t siteBlock=(grid->oSites()+nrot-1)/nrot; // Maximum 1 additional vector overhead
 
-  typedef typename std::remove_reference<decltype(basis_v[0][0])>::type vobj;
-
   Vector <vobj> Bt(siteBlock * nrot); 
   auto Bp=&Bt[0];
 
   // GPU readable copy of matrix
-  Vector<double> Qt_jv(Nm*Nm);
-  double *Qt_p = & Qt_jv[0];
+  Vector<Coeff_t> Qt_jv(Nm*Nm);
+  Coeff_t *Qt_p = & Qt_jv[0];
   thread_for(i,Nm*Nm,{
       int j = i/Nm;
       int k = i%Nm;
@@ -118,6 +137,7 @@ void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm)
 	coalescedWrite(basis_v[jj][sss],coalescedRead(Bp[ss*nrot+j]));
       });
   }
+#endif
 
   for(int k=0;k<basis.size();k++) basis_v[k].ViewClose();
 }
@@ -141,11 +161,13 @@ void basisRotateJ(Field &result,std::vector<Field> &basis,Eigen::MatrixXd& Qt,in
   double * Qt_j = & Qt_jv[0];
   for(int k=0;k<Nm;++k) Qt_j[k]=Qt(j,k);
 
+  auto basis_vp=& basis_v[0];
   autoView(result_v,result,AcceleratorWrite);
   accelerator_for(ss, grid->oSites(),vobj::Nsimd(),{
-    auto B=coalescedRead(zz);
+    vobj zzz=Zero();
+    auto B=coalescedRead(zzz);
     for(int k=k0; k<k1; ++k){
-      B +=Qt_j[k] * coalescedRead(basis_v[k][ss]);
+      B +=Qt_j[k] * coalescedRead(basis_vp[k][ss]);
     }
     coalescedWrite(result_v[ss], B);
   });

Grid/lattice/Lattice_comparison.h

@@ -42,34 +42,6 @@ NAMESPACE_BEGIN(Grid);
 
 typedef iScalar<vInteger> vPredicate ;
 
-/*
-template <class iobj, class vobj, class robj> accelerator_inline 
-vobj predicatedWhere(const iobj &predicate, const vobj &iftrue, const robj &iffalse) 
-{
-  typename std::remove_const<vobj>::type ret;
-
-  typedef typename vobj::scalar_object scalar_object;
-  typedef typename vobj::scalar_type scalar_type;
-  typedef typename vobj::vector_type vector_type;
-
-  const int Nsimd = vobj::vector_type::Nsimd();
-
-  ExtractBuffer<Integer> mask(Nsimd);
-  ExtractBuffer<scalar_object> truevals(Nsimd);
-  ExtractBuffer<scalar_object> falsevals(Nsimd);
-
-  extract(iftrue, truevals);
-  extract(iffalse, falsevals);
-  extract<vInteger, Integer>(TensorRemove(predicate), mask);
-
-  for (int s = 0; s < Nsimd; s++) {
-    if (mask[s]) falsevals[s] = truevals[s];
-  }
-
-  merge(ret, falsevals);
-  return ret;
-}
-*/
 //////////////////////////////////////////////////////////////////////////
 // compare lattice to lattice
 //////////////////////////////////////////////////////////////////////////

Grid/lattice/Lattice_peekpoke.h

@@ -182,6 +182,14 @@ inline void peekLocalSite(sobj &s,const LatticeView<vobj> &l,Coordinate &site)
       
   return;
 };
+template<class vobj,class sobj>
+inline void peekLocalSite(sobj &s,const Lattice<vobj> &l,Coordinate &site)
+{
+  autoView(lv,l,CpuRead);
+  peekLocalSite(s,lv,site);
+  return;
+};
+
 // Must be CPU write view
 template<class vobj,class sobj>
 inline void pokeLocalSite(const sobj &s,LatticeView<vobj> &l,Coordinate &site)
@@ -210,6 +218,14 @@ inline void pokeLocalSite(const sobj &s,LatticeView<vobj> &l,Coordinate &site)
   return;
 };
 
+template<class vobj,class sobj>
+inline void pokeLocalSite(const sobj &s, Lattice<vobj> &l,Coordinate &site)
+{
+  autoView(lv,l,CpuWrite);
+  pokeLocalSite(s,lv,site);
+  return;
+};
+
 NAMESPACE_END(Grid);
 #endif
 

Grid/lattice/Lattice_real_imag.h

@@ -0,0 +1,79 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid 
+
+    Source file: ./lib/lattice/Lattice_reality.h
+
+    Copyright (C) 2015
+
+Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
+Author: Peter Boyle <paboyle@ph.ed.ac.uk>
+Author: neo <cossu@post.kek.jp>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+#ifndef GRID_LATTICE_REAL_IMAG_H
+#define GRID_LATTICE_REAL_IMAG_H
+
+
+// FIXME .. this is the sector of the code 
+// I am most worried about the directions
+// The choice of burying complex in the SIMD
+// is making the use of "real" and "imag" very cumbersome
+
+NAMESPACE_BEGIN(Grid);
+
+template<class vobj> inline Lattice<vobj> real(const Lattice<vobj> &lhs){
+  Lattice<vobj> ret(lhs.Grid());
+
+  autoView( lhs_v, lhs, AcceleratorRead);
+  autoView( ret_v, ret, AcceleratorWrite);
+
+  ret.Checkerboard()=lhs.Checkerboard();
+  accelerator_for( ss, lhs_v.size(), 1, {
+    ret_v[ss] =real(lhs_v[ss]);
+  });
+  return ret;
+};
+template<class vobj> inline Lattice<vobj> imag(const Lattice<vobj> &lhs){
+  Lattice<vobj> ret(lhs.Grid());
+
+  autoView( lhs_v, lhs, AcceleratorRead);
+  autoView( ret_v, ret, AcceleratorWrite);
+
+  ret.Checkerboard()=lhs.Checkerboard();
+  accelerator_for( ss, lhs_v.size(), 1, {
+    ret_v[ss] =imag(lhs_v[ss]);
+  });
+  return ret;
+};
+
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+  auto real(const Expression &expr) -> decltype(real(closure(expr)))		
+{									
+  return real(closure(expr));					
+}
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+  auto imag(const Expression &expr) -> decltype(imag(closure(expr)))		
+{									
+  return imag(closure(expr));					
+}
+
+NAMESPACE_END(Grid);
+
+#endif

Grid/lattice/Lattice_reality.h

@@ -45,8 +45,8 @@ template<class vobj> inline Lattice<vobj> adj(const Lattice<vobj> &lhs){
   autoView( ret_v, ret, AcceleratorWrite);
 
   ret.Checkerboard()=lhs.Checkerboard();
-  accelerator_for( ss, lhs_v.size(), vobj::Nsimd(), {
-    coalescedWrite(ret_v[ss], adj(lhs_v(ss)));
+  accelerator_for( ss, lhs_v.size(), 1, {
+     ret_v[ss] = adj(lhs_v[ss]);
   });
   return ret;
 };
@@ -64,6 +64,53 @@ template<class vobj> inline Lattice<vobj> conjugate(const Lattice<vobj> &lhs){
   return ret;
 };
 
+template<class vobj> inline Lattice<typename vobj::Complexified> toComplex(const Lattice<vobj> &lhs){
+  Lattice<typename vobj::Complexified> ret(lhs.Grid());
+
+  autoView( lhs_v, lhs, AcceleratorRead);
+  autoView( ret_v, ret, AcceleratorWrite);
+
+  ret.Checkerboard() = lhs.Checkerboard();
+  accelerator_for( ss, lhs_v.size(), 1, {
+    ret_v[ss] = toComplex(lhs_v[ss]);
+  });
+  return ret;
+};
+template<class vobj> inline Lattice<typename vobj::Realified> toReal(const Lattice<vobj> &lhs){
+  Lattice<typename vobj::Realified> ret(lhs.Grid());
+
+  autoView( lhs_v, lhs, AcceleratorRead);
+  autoView( ret_v, ret, AcceleratorWrite);
+
+  ret.Checkerboard() = lhs.Checkerboard();
+  accelerator_for( ss, lhs_v.size(), 1, {
+    ret_v[ss] = toReal(lhs_v[ss]);
+  });
+  return ret;
+};
+
+
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+auto toComplex(const Expression &expr)  -> decltype(closure(expr)) 
+{
+  return toComplex(closure(expr));
+}
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+auto toReal(const Expression &expr)  -> decltype(closure(expr)) 
+{
+  return toReal(closure(expr));
+}
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+auto adj(const Expression &expr)  -> decltype(closure(expr)) 
+{
+  return adj(closure(expr));
+}
+template<class Expression,typename std::enable_if<is_lattice_expr<Expression>::value,void>::type * = nullptr> 
+auto conjugate(const Expression &expr)  -> decltype(closure(expr)) 
+{
+  return conjugate(closure(expr));
+}
+
 NAMESPACE_END(Grid);
 
 #endif

Grid/lattice/Lattice_reduction.h

@@ -96,8 +96,34 @@ inline typename vobj::scalar_objectD sumD_cpu(const vobj *arg, Integer osites)
   ssobj ret = ssum;
   return ret;
 }
+/*
+Threaded max, don't use for now
+template<class Double>
+inline Double max(const Double *arg, Integer osites)
+{
+  //  const int Nsimd = vobj::Nsimd();
+  const int nthread = GridThread::GetThreads();
 
-
+  std::vector<Double> maxarray(nthread);
+  
+  thread_for(thr,nthread, {
+    int nwork, mywork, myoff;
+    nwork = osites;
+    GridThread::GetWork(nwork,thr,mywork,myoff);
+    Double max=arg[0];
+    for(int ss=myoff;ss<mywork+myoff; ss++){
+      if( arg[ss] > max ) max = arg[ss];
+    }
+    maxarray[thr]=max;
+  });
+  
+  Double tmax=maxarray[0];
+  for(int i=0;i<nthread;i++){
+    if (maxarray[i]>tmax) tmax = maxarray[i];
+  } 
+  return tmax;
+}
+*/
 template<class vobj>
 inline typename vobj::scalar_object sum(const vobj *arg, Integer osites)
 {
@@ -141,6 +167,32 @@ template<class vobj> inline RealD norm2(const Lattice<vobj> &arg){
   return real(nrm); 
 }
 
+//The global maximum of the site norm2
+template<class vobj> inline RealD maxLocalNorm2(const Lattice<vobj> &arg)
+{
+  typedef typename vobj::tensor_reduced vscalar;  //iScalar<iScalar<.... <vPODtype> > >
+  typedef typename vscalar::scalar_object  scalar;   //iScalar<iScalar<.... <PODtype> > >
+
+  Lattice<vscalar> inner = localNorm2(arg);
+
+  auto grid = arg.Grid();
+
+  RealD max;
+  for(int l=0;l<grid->lSites();l++){
+    Coordinate coor;
+    scalar val;
+    RealD r;
+    grid->LocalIndexToLocalCoor(l,coor);
+    peekLocalSite(val,inner,coor);
+    r=real(TensorRemove(val));
+    if( (l==0) || (r>max)){
+      max=r;
+    }
+  }
+  grid->GlobalMax(max);
+  return max;
+}
+
 // Double inner product
 template<class vobj>
 inline ComplexD rankInnerProduct(const Lattice<vobj> &left,const Lattice<vobj> &right)

Grid/lattice/Lattice_reduction_gpu.h

@@ -2,12 +2,13 @@ NAMESPACE_BEGIN(Grid);
 
 #ifdef GRID_HIP
 extern hipDeviceProp_t *gpu_props;
+#define WARP_SIZE 64
 #endif
 #ifdef GRID_CUDA
 extern cudaDeviceProp *gpu_props;
+#define WARP_SIZE 32
 #endif
 
-#define WARP_SIZE 32
 __device__ unsigned int retirementCount = 0;
 
 template <class Iterator>
@@ -64,7 +65,7 @@ __device__ void reduceBlock(volatile sobj *sdata, sobj mySum, const Iterator tid
   
   // cannot use overloaded operators for sobj as they are not volatile-qualified
   memcpy((void *)&sdata[tid], (void *)&mySum, sizeof(sobj));
-  __syncwarp();
+  acceleratorSynchronise();
   
   const Iterator VEC = WARP_SIZE;
   const Iterator vid = tid & (VEC-1);
@@ -78,9 +79,9 @@ __device__ void reduceBlock(volatile sobj *sdata, sobj mySum, const Iterator tid
       beta += temp;
       memcpy((void *)&sdata[tid], (void *)&beta, sizeof(sobj));
     }
-    __syncwarp();
+    acceleratorSynchronise();
   }
-  __syncthreads();
+  acceleratorSynchroniseAll();
   
   if (threadIdx.x == 0) {
     beta  = Zero();
@@ -90,7 +91,7 @@ __device__ void reduceBlock(volatile sobj *sdata, sobj mySum, const Iterator tid
     }
     memcpy((void *)&sdata[0], (void *)&beta, sizeof(sobj));
   }
-  __syncthreads();
+  acceleratorSynchroniseAll();
 }
 
 

Grid/lattice/Lattice_transfer.h

@@ -127,6 +127,11 @@ accelerator_inline void convertType(T1 & out, const iScalar<T2> & in) {
   convertType(out,in._internal);
 }
 
+template<typename T1, typename std::enable_if<!isGridScalar<T1>::value, T1>::type* = nullptr>
+accelerator_inline void convertType(T1 & out, const iScalar<T1> & in) {
+  convertType(out,in._internal);
+}
+
 template<typename T1,typename T2>
 accelerator_inline void convertType(iScalar<T1> & out, const T2 & in) {
   convertType(out._internal,in);
@@ -240,6 +245,8 @@ template<class vobj,class vobj2,class CComplex>
   autoView( fineX_  , fineX, AcceleratorRead);
   autoView( fineY_  , fineY, AcceleratorRead);
   autoView( coarseA_, coarseA, AcceleratorRead);
+  Coordinate fine_rdimensions = fine->_rdimensions;
+  Coordinate coarse_rdimensions = coarse->_rdimensions;
 
   accelerator_for(sf, fine->oSites(), CComplex::Nsimd(), {
 
@@ -247,9 +254,9 @@ template<class vobj,class vobj2,class CComplex>
       Coordinate coor_c(_ndimension);
       Coordinate coor_f(_ndimension);
 
-      Lexicographic::CoorFromIndex(coor_f,sf,fine->_rdimensions);
+      Lexicographic::CoorFromIndex(coor_f,sf,fine_rdimensions);
       for(int d=0;d<_ndimension;d++) coor_c[d]=coor_f[d]/block_r[d];
-      Lexicographic::IndexFromCoor(coor_c,sc,coarse->_rdimensions);
+      Lexicographic::IndexFromCoor(coor_c,sc,coarse_rdimensions);
 
       // z = A x + y
 #ifdef GRID_SIMT
@@ -353,11 +360,14 @@ inline void blockSum(Lattice<vobj> &coarseData,const Lattice<vobj> &fineData)
   autoView( coarseData_ , coarseData, AcceleratorWrite);
   autoView( fineData_   , fineData, AcceleratorRead);
 
+  Coordinate fine_rdimensions = fine->_rdimensions;
+  Coordinate coarse_rdimensions = coarse->_rdimensions;
+  
   accelerator_for(sc,coarse->oSites(),1,{
 
       // One thread per sub block
       Coordinate coor_c(_ndimension);
-      Lexicographic::CoorFromIndex(coor_c,sc,coarse->_rdimensions);  // Block coordinate
+      Lexicographic::CoorFromIndex(coor_c,sc,coarse_rdimensions);  // Block coordinate
       coarseData_[sc]=Zero();
 
       for(int sb=0;sb<blockVol;sb++){
@@ -367,7 +377,7 @@ inline void blockSum(Lattice<vobj> &coarseData,const Lattice<vobj> &fineData)
 	Coordinate coor_f(_ndimension);
 	Lexicographic::CoorFromIndex(coor_b,sb,block_r);               // Block sub coordinate
 	for(int d=0;d<_ndimension;d++) coor_f[d]=coor_c[d]*block_r[d] + coor_b[d];
-	Lexicographic::IndexFromCoor(coor_f,sf,fine->_rdimensions);
+	Lexicographic::IndexFromCoor(coor_f,sf,fine_rdimensions);
 
 	coarseData_[sc]=coarseData_[sc]+fineData_[sf];
       }

Grid/lattice/Lattice_view.h

@@ -67,8 +67,13 @@ public:
   accelerator_inline const vobj & operator()(size_t i) const { return this->_odata[i]; }
 #endif
 
-  accelerator_inline const vobj & operator[](size_t i) const { return this->_odata[i]; };
-  accelerator_inline vobj       & operator[](size_t i)       { return this->_odata[i]; };
+#if 1
+  //  accelerator_inline const vobj & operator[](size_t i) const { return this->_odata[i]; };
+  accelerator_inline vobj       & operator[](size_t i) const { return this->_odata[i]; };
+#else
+  //  accelerator_inline const vobj & operator[](size_t i) const { return this->_odata[i]; };
+  //  accelerator_inline vobj       & operator[](size_t i)       { return this->_odata[i]; };
+#endif
 
   accelerator_inline uint64_t begin(void) const { return 0;};
   accelerator_inline uint64_t end(void)   const { return this->_odata_size; };

Grid/log/Log.h

@@ -130,6 +130,8 @@ public:
   friend std::ostream& operator<< (std::ostream& stream, Logger& log){
 
     if ( log.active ) {
+      std::ios_base::fmtflags f(stream.flags());
+
       stream << log.background()<<  std::left;
       if (log.topWidth > 0)
       {
@@ -152,6 +154,8 @@ public:
 	       << now	       << log.background() << " : " ;
       }
       stream << log.colour();
+      stream.flags(f);
+
       return stream;
     } else { 
       return devnull;

Grid/parallelIO/BinaryIO.cc

@@ -1,3 +1,4 @@
 #include <Grid/GridCore.h>
 
-int Grid::BinaryIO::latticeWriteMaxRetry = -1;
+int                    Grid::BinaryIO::latticeWriteMaxRetry = -1;
+Grid::BinaryIO::IoPerf Grid::BinaryIO::lastPerf;

Grid/parallelIO/BinaryIO.h

@@ -79,6 +79,13 @@ inline void removeWhitespace(std::string &key)
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 class BinaryIO {
  public:
+  struct IoPerf
+  {
+    uint64_t size{0},time{0};
+    double   mbytesPerSecond{0.};
+  };
+
+  static IoPerf lastPerf;
   static int latticeWriteMaxRetry;
 
   /////////////////////////////////////////////////////////////////////////////
@@ -502,12 +509,15 @@ class BinaryIO {
       timer.Stop();
     }
     
+    lastPerf.size            = sizeof(fobj)*iodata.size()*nrank;
+    lastPerf.time            = timer.useconds();
+    lastPerf.mbytesPerSecond = lastPerf.size/1024./1024./(lastPerf.time/1.0e6);
     std::cout<<GridLogMessage<<"IOobject: ";
     if ( control & BINARYIO_READ) std::cout << " read  ";
     else                          std::cout << " write ";
     uint64_t bytes = sizeof(fobj)*iodata.size()*nrank;
-    std::cout<< bytes <<" bytes in "<<timer.Elapsed() <<" "
-	     << (double)bytes/ (double)timer.useconds() <<" MB/s "<<std::endl;
+    std::cout<< lastPerf.size <<" bytes in "<< timer.Elapsed() <<" "
+	     << lastPerf.mbytesPerSecond <<" MB/s "<<std::endl;
 
     std::cout<<GridLogMessage<<"IOobject: endian and checksum overhead "<<bstimer.Elapsed()  <<std::endl;
 
@@ -663,10 +673,15 @@ class BinaryIO {
 	     nersc_csum,scidac_csuma,scidac_csumb);
 
     timer.Start();
-    thread_for(lidx,lsites,{
+    thread_for(lidx,lsites,{  // FIX ME, suboptimal implementation
       std::vector<RngStateType> tmp(RngStateCount);
       std::copy(iodata[lidx].begin(),iodata[lidx].end(),tmp.begin());
-      parallel_rng.SetState(tmp,lidx);
+      Coordinate lcoor;
+      grid->LocalIndexToLocalCoor(lidx, lcoor);
+      int o_idx=grid->oIndex(lcoor);
+      int i_idx=grid->iIndex(lcoor);
+      int gidx=parallel_rng.generator_idx(o_idx,i_idx);
+      parallel_rng.SetState(tmp,gidx);
       });
     timer.Stop();
 
@@ -723,7 +738,12 @@ class BinaryIO {
     std::vector<RNGstate> iodata(lsites);
     thread_for(lidx,lsites,{
       std::vector<RngStateType> tmp(RngStateCount);
-      parallel_rng.GetState(tmp,lidx);
+      Coordinate lcoor;
+      grid->LocalIndexToLocalCoor(lidx, lcoor);
+      int o_idx=grid->oIndex(lcoor);
+      int i_idx=grid->iIndex(lcoor);
+      int gidx=parallel_rng.generator_idx(o_idx,i_idx);
+      parallel_rng.GetState(tmp,gidx);
       std::copy(tmp.begin(),tmp.end(),iodata[lidx].begin());
     });
     timer.Stop();

Grid/parallelIO/IldgIO.h

@@ -123,7 +123,7 @@ assert(GRID_FIELD_NORM_CALC(FieldNormMetaData_, n2ck) < 1.0e-5);
  ////////////////////////////////////////////////////////////
  // Helper to fill out metadata
  ////////////////////////////////////////////////////////////
- template<class vobj> void ScidacMetaData(Lattice<vobj> & field,
+template<class vobj> void ScidacMetaData(Lattice<vobj> & field,
 					  FieldMetaData &header,
 					  scidacRecord & _scidacRecord,
 					  scidacFile   & _scidacFile) 
@@ -619,12 +619,12 @@ class IldgWriter : public ScidacWriter {
   // Don't require scidac records EXCEPT checksum
   // Use Grid MetaData object if present.
   ////////////////////////////////////////////////////////////////
-  template <class vsimd>
-  void writeConfiguration(Lattice<iLorentzColourMatrix<vsimd> > &Umu,int sequence,std::string LFN,std::string description) 
+  template <class stats = PeriodicGaugeStatistics>
+  void writeConfiguration(Lattice<vLorentzColourMatrixD > &Umu,int sequence,std::string LFN,std::string description) 
   {
     GridBase * grid = Umu.Grid();
-    typedef Lattice<iLorentzColourMatrix<vsimd> > GaugeField;
-    typedef iLorentzColourMatrix<vsimd> vobj;
+    typedef Lattice<vLorentzColourMatrixD> GaugeField;
+    typedef vLorentzColourMatrixD vobj;
     typedef typename vobj::scalar_object sobj;
 
     ////////////////////////////////////////
@@ -636,6 +636,9 @@ class IldgWriter : public ScidacWriter {
 
     ScidacMetaData(Umu,header,_scidacRecord,_scidacFile);
 
+    stats Stats;
+    Stats(Umu,header);
+    
     std::string format = header.floating_point;
     header.ensemble_id    = description;
     header.ensemble_label = description;
@@ -705,10 +708,10 @@ class IldgReader : public GridLimeReader {
   // Else use ILDG MetaData object if present.
   // Else use SciDAC MetaData object if present.
   ////////////////////////////////////////////////////////////////
-  template <class vsimd>
-  void readConfiguration(Lattice<iLorentzColourMatrix<vsimd> > &Umu, FieldMetaData &FieldMetaData_) {
+  template <class stats = PeriodicGaugeStatistics>
+  void readConfiguration(Lattice<vLorentzColourMatrixD> &Umu, FieldMetaData &FieldMetaData_) {
 
-    typedef Lattice<iLorentzColourMatrix<vsimd> > GaugeField;
+    typedef Lattice<vLorentzColourMatrixD > GaugeField;
     typedef typename GaugeField::vector_object  vobj;
     typedef typename vobj::scalar_object sobj;
 
@@ -921,7 +924,8 @@ class IldgReader : public GridLimeReader {
 
     if ( found_FieldMetaData || found_usqcdInfo ) {
       FieldMetaData checker;
-      GaugeStatistics(Umu,checker);
+      stats Stats;
+      Stats(Umu,checker);
       assert(fabs(checker.plaquette  - FieldMetaData_.plaquette )<1.0e-5);
       assert(fabs(checker.link_trace - FieldMetaData_.link_trace)<1.0e-5);
       std::cout << GridLogMessage<<"Plaquette and link trace match " << std::endl;

Grid/parallelIO/MetaData.h

@@ -176,29 +176,18 @@ template<class vobj> inline void PrepareMetaData(Lattice<vobj> & field, FieldMet
   GridMetaData(grid,header); 
   MachineCharacteristics(header);
 }
-inline void GaugeStatistics(Lattice<vLorentzColourMatrixF> & data,FieldMetaData &header)
+template<class Impl>
+class GaugeStatistics
 {
-  // How to convert data precision etc...
-  header.link_trace=WilsonLoops<PeriodicGimplF>::linkTrace(data);
-  header.plaquette =WilsonLoops<PeriodicGimplF>::avgPlaquette(data);
-}
-inline void GaugeStatistics(Lattice<vLorentzColourMatrixD> & data,FieldMetaData &header)
-{
-  // How to convert data precision etc...
-  header.link_trace=WilsonLoops<PeriodicGimplD>::linkTrace(data);
-  header.plaquette =WilsonLoops<PeriodicGimplD>::avgPlaquette(data);
-}
-template<> inline void PrepareMetaData<vLorentzColourMatrixF>(Lattice<vLorentzColourMatrixF> & field, FieldMetaData &header)
-{
-   
-  GridBase *grid = field.Grid();
-  std::string format = getFormatString<vLorentzColourMatrixF>();
-  header.floating_point = format;
-  header.checksum = 0x0; // Nersc checksum unused in ILDG, Scidac
-  GridMetaData(grid,header); 
-  GaugeStatistics(field,header);
-  MachineCharacteristics(header);
-}
+public:
+  void operator()(Lattice<vLorentzColourMatrixD> & data,FieldMetaData &header)
+  {
+    header.link_trace=WilsonLoops<Impl>::linkTrace(data);
+    header.plaquette =WilsonLoops<Impl>::avgPlaquette(data);
+  }
+};
+typedef GaugeStatistics<PeriodicGimplD> PeriodicGaugeStatistics;
+typedef GaugeStatistics<ConjugateGimplD> ConjugateGaugeStatistics;
 template<> inline void PrepareMetaData<vLorentzColourMatrixD>(Lattice<vLorentzColourMatrixD> & field, FieldMetaData &header)
 {
   GridBase *grid = field.Grid();
@@ -206,7 +195,6 @@ template<> inline void PrepareMetaData<vLorentzColourMatrixD>(Lattice<vLorentzCo
   header.floating_point = format;
   header.checksum = 0x0; // Nersc checksum unused in ILDG, Scidac
   GridMetaData(grid,header); 
-  GaugeStatistics(field,header);
   MachineCharacteristics(header);
 }
 

Grid/parallelIO/NerscIO.h

@@ -40,6 +40,8 @@ using namespace Grid;
 class NerscIO : public BinaryIO { 
 public:
 
+  typedef Lattice<vLorentzColourMatrixD> GaugeField;
+
   static inline void truncate(std::string file){
     std::ofstream fout(file,std::ios::out);
   }
@@ -129,12 +131,12 @@ public:
   // Now the meat: the object readers
   /////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
-  template<class vsimd>
-  static inline void readConfiguration(Lattice<iLorentzColourMatrix<vsimd> > &Umu,
+  template<class GaugeStats=PeriodicGaugeStatistics>
+  static inline void readConfiguration(GaugeField &Umu,
 				       FieldMetaData& header,
-				       std::string file)
+				       std::string file,
+				       GaugeStats GaugeStatisticsCalculator=GaugeStats())
   {
-    typedef Lattice<iLorentzColourMatrix<vsimd> > GaugeField;
 
     GridBase *grid = Umu.Grid();
     uint64_t offset = readHeader(file,Umu.Grid(),header);
@@ -153,23 +155,23 @@ public:
     // munger is a function of <floating point, Real, data_type>
     if ( header.data_type == std::string("4D_SU3_GAUGE") ) {
       if ( ieee32 || ieee32big ) {
-	BinaryIO::readLatticeObject<iLorentzColourMatrix<vsimd>, LorentzColour2x3F> 
+	BinaryIO::readLatticeObject<vLorentzColourMatrixD, LorentzColour2x3F> 
 	  (Umu,file,Gauge3x2munger<LorentzColour2x3F,LorentzColourMatrix>(), offset,format,
 	   nersc_csum,scidac_csuma,scidac_csumb);
       }
       if ( ieee64 || ieee64big ) {
-	BinaryIO::readLatticeObject<iLorentzColourMatrix<vsimd>, LorentzColour2x3D> 
+	BinaryIO::readLatticeObject<vLorentzColourMatrixD, LorentzColour2x3D> 
 	  (Umu,file,Gauge3x2munger<LorentzColour2x3D,LorentzColourMatrix>(),offset,format,
 	   nersc_csum,scidac_csuma,scidac_csumb);
       }
     } else if ( header.data_type == std::string("4D_SU3_GAUGE_3x3") ) {
       if ( ieee32 || ieee32big ) {
-	BinaryIO::readLatticeObject<iLorentzColourMatrix<vsimd>,LorentzColourMatrixF>
+	BinaryIO::readLatticeObject<vLorentzColourMatrixD,LorentzColourMatrixF>
 	  (Umu,file,GaugeSimpleMunger<LorentzColourMatrixF,LorentzColourMatrix>(),offset,format,
 	   nersc_csum,scidac_csuma,scidac_csumb);
       }
       if ( ieee64 || ieee64big ) {
-	BinaryIO::readLatticeObject<iLorentzColourMatrix<vsimd>,LorentzColourMatrixD>
+	BinaryIO::readLatticeObject<vLorentzColourMatrixD,LorentzColourMatrixD>
 	  (Umu,file,GaugeSimpleMunger<LorentzColourMatrixD,LorentzColourMatrix>(),offset,format,
 	   nersc_csum,scidac_csuma,scidac_csumb);
       }
@@ -177,7 +179,7 @@ public:
       assert(0);
     }
 
-    GaugeStatistics(Umu,clone);
+    GaugeStats Stats; Stats(Umu,clone);
 
     std::cout<<GridLogMessage <<"NERSC Configuration "<<file<<" checksum "<<std::hex<<nersc_csum<< std::dec
 	     <<" header   "<<std::hex<<header.checksum<<std::dec <<std::endl;
@@ -203,15 +205,13 @@ public:
     std::cout<<GridLogMessage <<"NERSC Configuration "<<file<< " and plaquette, link trace, and checksum agree"<<std::endl;
   }
 
-  template<class vsimd>
-  static inline void writeConfiguration(Lattice<iLorentzColourMatrix<vsimd> > &Umu,
+  template<class GaugeStats=PeriodicGaugeStatistics>
+  static inline void writeConfiguration(Lattice<vLorentzColourMatrixD > &Umu,
 					std::string file, 
 					int two_row,
 					int bits32)
   {
-    typedef Lattice<iLorentzColourMatrix<vsimd> > GaugeField;
-
-    typedef iLorentzColourMatrix<vsimd> vobj;
+    typedef vLorentzColourMatrixD vobj;
     typedef typename vobj::scalar_object sobj;
 
     FieldMetaData header;
@@ -229,7 +229,7 @@ public:
 
     GridMetaData(grid,header);
     assert(header.nd==4);
-    GaugeStatistics(Umu,header);
+    GaugeStats Stats; Stats(Umu,header);
     MachineCharacteristics(header);
 
 	uint64_t offset;
@@ -238,19 +238,19 @@ public:
     header.floating_point = std::string("IEEE64BIG");
     header.data_type      = std::string("4D_SU3_GAUGE_3x3");
     GaugeSimpleUnmunger<fobj3D,sobj> munge;
-	if ( grid->IsBoss() ) { 
-	  truncate(file);
-    offset = writeHeader(header,file);
-	}
-	grid->Broadcast(0,(void *)&offset,sizeof(offset));
+    if ( grid->IsBoss() ) { 
+      truncate(file);
+      offset = writeHeader(header,file);
+    }
+    grid->Broadcast(0,(void *)&offset,sizeof(offset));
 
     uint32_t nersc_csum,scidac_csuma,scidac_csumb;
     BinaryIO::writeLatticeObject<vobj,fobj3D>(Umu,file,munge,offset,header.floating_point,
 					      nersc_csum,scidac_csuma,scidac_csumb);
     header.checksum = nersc_csum;
-	if ( grid->IsBoss() ) { 
-    writeHeader(header,file);
-	}
+    if ( grid->IsBoss() ) { 
+      writeHeader(header,file);
+    }
 
     std::cout<<GridLogMessage <<"Written NERSC Configuration on "<< file << " checksum "
 	     <<std::hex<<header.checksum

Grid/parallelIO/OpenQcdIO.h

@@ -154,7 +154,7 @@ public:
     grid->Barrier(); timer.Stop();
     std::cout << Grid::GridLogMessage << "OpenQcdIO::readConfiguration: redistribute overhead " << timer.Elapsed() << std::endl;
 
-    GaugeStatistics(Umu, clone);
+    PeriodicGaugeStatistics Stats; Stats(Umu, clone);
 
     RealD plaq_diff = fabs(clone.plaquette - header.plaquette);
 

Grid/parallelIO/OpenQcdIOChromaReference.h

@@ -208,7 +208,7 @@ public:
 
     FieldMetaData clone(header);
 
-    GaugeStatistics(Umu, clone);
+    PeriodicGaugeStatistics Stats; Stats(Umu, clone);
 
     RealD plaq_diff = fabs(clone.plaquette - header.plaquette);
 

Grid/qcd/QCD.h

@@ -47,7 +47,7 @@ static constexpr int Ym = 5;
 static constexpr int Zm = 6;
 static constexpr int Tm = 7;
 
-static constexpr int Nc=3;
+static constexpr int Nc=Config_Nc;
 static constexpr int Ns=4;
 static constexpr int Nd=4;
 static constexpr int Nhs=2; // half spinor
@@ -80,6 +80,13 @@ template<typename T> struct isSpinor {
 template <typename T> using IfSpinor    = Invoke<std::enable_if< isSpinor<T>::value,int> > ;
 template <typename T> using IfNotSpinor = Invoke<std::enable_if<!isSpinor<T>::value,int> > ;
 
+const int CoarseIndex = 4;
+template<typename T> struct isCoarsened {
+   static constexpr bool value = (CoarseIndex<=T::TensorLevel);
+};
+template <typename T> using IfCoarsened    = Invoke<std::enable_if< isCoarsened<T>::value,int> > ;
+template <typename T> using IfNotCoarsened = Invoke<std::enable_if<!isCoarsened<T>::value,int> > ;
+
 // ChrisK very keen to add extra space for Gparity doubling.
 //
 // Also add domain wall index, in a way where Wilson operator 

Grid/qcd/action/fermion/GparityWilsonImpl.h

@@ -88,7 +88,7 @@ public:
 					  const _Spinor &chi, 
 					  int mu, 
 					  StencilEntry *SE,
-					  StencilView &St) 
+					  const StencilView &St) 
   {
     int direction = St._directions[mu];
     int distance  = St._distances[mu];
@@ -97,42 +97,30 @@ public:
     Coordinate icoor;
 
 #ifdef GRID_SIMT
-    _Spinor tmp;
-
     const int Nsimd =SiteDoubledGaugeField::Nsimd();
     int s = acceleratorSIMTlane(Nsimd);
     St.iCoorFromIindex(icoor,s);
 
     int mmu = mu % Nd;
-    if ( SE->_around_the_world && St.parameters.twists[mmu] ) {
-      
-      int permute_lane = (sl==1) 
-    	|| ((distance== 1)&&(icoor[direction]==1))
-	|| ((distance==-1)&&(icoor[direction]==0));
 
-      if ( permute_lane ) { 
-	tmp(0) = chi(1);
-	tmp(1) = chi(0);
-      } else {
-	tmp(0) = chi(0);
-	tmp(1) = chi(1);
-      }
+    auto UU0=coalescedRead(U(0)(mu));
+    auto UU1=coalescedRead(U(1)(mu));
+    
+    //Decide whether we do a G-parity flavor twist
+    //Note: this assumes (but does not check) that sl==1 || sl==2 i.e. max 2 SIMD lanes in G-parity dir
+    //It also assumes (but does not check) that abs(distance) == 1
+    int permute_lane = (sl==1) 
+    || ((distance== 1)&&(icoor[direction]==1))
+    || ((distance==-1)&&(icoor[direction]==0));
 
-      auto UU0=coalescedRead(U(0)(mu));
-      auto UU1=coalescedRead(U(1)(mu));
+    permute_lane = permute_lane && SE->_around_the_world && St.parameters.twists[mmu]; //only if we are going around the world
 
-      mult(&phi(0),&UU0,&tmp(0));
-      mult(&phi(1),&UU1,&tmp(1));
+    //Apply the links
+    int f_upper = permute_lane ? 1 : 0;
+    int f_lower = !f_upper;
 
-    } else {
-
-      auto UU0=coalescedRead(U(0)(mu));
-      auto UU1=coalescedRead(U(1)(mu));
-
-      mult(&phi(0),&UU0,&chi(0));
-      mult(&phi(1),&UU1,&chi(1));
-
-    }
+    mult(&phi(0),&UU0,&chi(f_upper));
+    mult(&phi(1),&UU1,&chi(f_lower));
 
 #else
     typedef _Spinor vobj;

Grid/qcd/action/fermion/ImprovedStaggeredFermion5D.h

@@ -208,7 +208,7 @@ public:
   LebesgueOrder LebesgueEvenOdd;
     
   // Comms buffer
-  std::vector<SiteHalfSpinor,alignedAllocator<SiteHalfSpinor> >  comm_buf;
+  //  std::vector<SiteHalfSpinor,alignedAllocator<SiteHalfSpinor> >  comm_buf;
     
   ///////////////////////////////////////////////////////////////
   // Conserved current utilities

Grid/qcd/action/fermion/MADWF.h

@@ -85,7 +85,7 @@ class MADWF
       maxiter     =_maxiter;
     };
    
-  void operator() (const FermionFieldo &src4,FermionFieldo &sol5)
+  void operator() (const FermionFieldo &src,FermionFieldo &sol5)
   {
     std::cout << GridLogMessage<< " ************************************************" << std::endl;
     std::cout << GridLogMessage<< "  MADWF-like algorithm                           " << std::endl;
@@ -114,8 +114,16 @@ class MADWF
     ///////////////////////////////////////
     //Import source, include Dminus factors
     ///////////////////////////////////////
-    Mato.ImportPhysicalFermionSource(src4,b); 
-    std::cout << GridLogMessage << " src4 " <<norm2(src4)<<std::endl;
+    GridBase *src_grid = src.Grid();
+
+    assert( (src_grid == Mato.GaugeGrid()) || (src_grid == Mato.FermionGrid()));
+
+    if ( src_grid == Mato.GaugeGrid() ) {
+      Mato.ImportPhysicalFermionSource(src,b);
+    } else {
+      b=src;
+    }
+    std::cout << GridLogMessage << " src " <<norm2(src)<<std::endl;
     std::cout << GridLogMessage << " b    " <<norm2(b)<<std::endl;
 
     defect = b;

Grid/qcd/action/fermion/StaggeredKernels.h

@@ -56,55 +56,80 @@ template<class Impl> class StaggeredKernels : public FermionOperator<Impl> , pub
 		 DoubledGaugeField &U,
 		 const FermionField &in, FermionField &out, int dag, int interior,int exterior);
   
-  void DhopDirKernel(StencilImpl &st, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, SiteSpinor * buf,
-		     int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dir,int disp);
+  void DhopDirKernel(StencilImpl &st,
+		     const DoubledGaugeFieldView &U,
+		     const DoubledGaugeFieldView &UUU, SiteSpinor * buf,
+		     int sF, int sU,
+		     const FermionFieldView &in,
+		     const FermionFieldView &out, int dir,int disp);
  protected:    
 
    ///////////////////////////////////////////////////////////////////////////////////////
    // Generic Nc kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   template<int Naik> accelerator_inline
-   void DhopSiteGeneric(StencilView &st, 
-			DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
+   template<int Naik> 
+   static accelerator_inline
+   void DhopSiteGeneric(const StencilView &st, 
+			const DoubledGaugeFieldView &U,
+			const DoubledGaugeFieldView &UUU, 
 			SiteSpinor * buf, int LLs, int sU, 
-			const FermionFieldView &in, FermionFieldView &out,int dag);
-   template<int Naik> accelerator_inline
-   void DhopSiteGenericInt(StencilView &st, 
-			   DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
+			const FermionFieldView &in,
+			const FermionFieldView &out,int dag);
+   
+   template<int Naik> static accelerator_inline
+   void DhopSiteGenericInt(const StencilView &st, 
+			   const DoubledGaugeFieldView &U,
+			   const DoubledGaugeFieldView &UUU, 
 			   SiteSpinor * buf, int LLs, int sU, 
-			   const FermionFieldView &in, FermionFieldView &out,int dag);
-   template<int Naik> accelerator_inline
-   void DhopSiteGenericExt(StencilView &st, 
-			   DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-			   SiteSpinor * buf, int LLs, int sU, 
-			   const FermionFieldView &in, FermionFieldView &out,int dag);
+			   const FermionFieldView &in,
+			   const FermionFieldView &out,int dag);
+   
+   template<int Naik> static accelerator_inline
+   void DhopSiteGenericExt(const StencilView &st, 
+			   const DoubledGaugeFieldView &U,
+			   const DoubledGaugeFieldView &UUU,
+ 			   SiteSpinor * buf, int LLs, int sU, 
+			   const FermionFieldView &in,
+			   const FermionFieldView &out,int dag);
 
    ///////////////////////////////////////////////////////////////////////////////////////
    // Nc=3 specific kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   template<int Naik> accelerator_inline
-   void DhopSiteHand(StencilView &st, 
-		     DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
-		     SiteSpinor * buf, int LLs, int sU, 
-		     const FermionFieldView &in, FermionFieldView &out,int dag);
-   template<int Naik> accelerator_inline
-   void DhopSiteHandInt(StencilView &st, 
-			DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
-			SiteSpinor * buf, int LLs, int sU, 
-			const FermionFieldView &in, FermionFieldView &out,int dag);
-   template<int Naik> accelerator_inline
-   void DhopSiteHandExt(StencilView &st, 
-			DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
-			SiteSpinor * buf, int LLs, int sU, 
-			const FermionFieldView &in, FermionFieldView &out,int dag);
+   
+   template<int Naik> static accelerator_inline
+   void DhopSiteHand(const StencilView &st, 
+		     const DoubledGaugeFieldView &U,
+		     const DoubledGaugeFieldView &UUU, 
+ 		     SiteSpinor * buf, int LLs, int sU, 
+		     const FermionFieldView &in,
+		     const FermionFieldView &out,int dag);
+   
+   template<int Naik> static accelerator_inline
+   void DhopSiteHandInt(const StencilView &st, 
+			const DoubledGaugeFieldView &U,
+			const DoubledGaugeFieldView &UUU, 
+ 			SiteSpinor * buf, int LLs, int sU, 
+			const FermionFieldView &in,
+			const FermionFieldView &out,int dag);
+   
+   template<int Naik> static accelerator_inline
+   void DhopSiteHandExt(const StencilView &st, 
+			const DoubledGaugeFieldView &U,
+			const DoubledGaugeFieldView &UUU, 
+ 			SiteSpinor * buf, int LLs, int sU, 
+			const FermionFieldView &in,
+			const FermionFieldView &out,int dag);
 
    ///////////////////////////////////////////////////////////////////////////////////////
    // Asm Nc=3 specific kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   void DhopSiteAsm(StencilView &st, 
-		    DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
-		    SiteSpinor * buf, int LLs, int sU, 
-		    const FermionFieldView &in, FermionFieldView &out,int dag);
+   
+   void DhopSiteAsm(const StencilView &st, 
+		    const DoubledGaugeFieldView &U,
+		    const DoubledGaugeFieldView &UUU, 
+ 		    SiteSpinor * buf, int LLs, int sU, 
+		    const FermionFieldView &in,
+		    const FermionFieldView &out,int dag);
   
 public:
 

Grid/qcd/action/fermion/WilsonCompressor.h

@@ -61,7 +61,7 @@ public:
   typedef typename SiteHalfSpinor::vector_type     vComplexHigh;
   constexpr static int Nw=sizeof(SiteHalfSpinor)/sizeof(vComplexHigh);
 
-  accelerator_inline int CommDatumSize(void) {
+  accelerator_inline int CommDatumSize(void) const {
     return sizeof(SiteHalfCommSpinor);
   }
 
@@ -69,7 +69,7 @@ public:
   /* Compress includes precision change if mpi data is not same */
   /*****************************************************/
   template<class _SiteHalfSpinor, class _SiteSpinor>
-  accelerator_inline void Compress(_SiteHalfSpinor *buf,Integer o,const _SiteSpinor &in) {
+  accelerator_inline void Compress(_SiteHalfSpinor *buf,Integer o,const _SiteSpinor &in) const {
     _SiteHalfSpinor tmp;
     projector::Proj(tmp,in,mu,dag);
     vstream(buf[o],tmp);
@@ -81,7 +81,7 @@ public:
   accelerator_inline void Exchange(SiteHalfSpinor *mp,
 				   const SiteHalfSpinor * __restrict__ vp0,
 				   const SiteHalfSpinor * __restrict__ vp1,
-				   Integer type,Integer o){
+				   Integer type,Integer o) const {
     SiteHalfSpinor tmp1;
     SiteHalfSpinor tmp2;
     exchange(tmp1,tmp2,vp0[o],vp1[o],type);
@@ -93,7 +93,7 @@ public:
   /* Have a decompression step if mpi data is not same */
   /*****************************************************/
   accelerator_inline void Decompress(SiteHalfSpinor * __restrict__ out,
-				     SiteHalfSpinor * __restrict__ in, Integer o) {    
+				     SiteHalfSpinor * __restrict__ in, Integer o) const {    
     assert(0);
   }
 
@@ -103,7 +103,7 @@ public:
   accelerator_inline void CompressExchange(SiteHalfSpinor * __restrict__ out0,
 					   SiteHalfSpinor * __restrict__ out1,
 					   const SiteSpinor * __restrict__ in,
-					   Integer j,Integer k, Integer m,Integer type)
+					   Integer j,Integer k, Integer m,Integer type) const
   {
     SiteHalfSpinor temp1, temp2;
     SiteHalfSpinor temp3, temp4;
@@ -117,7 +117,7 @@ public:
   /*****************************************************/
   /* Pass the info to the stencil */
   /*****************************************************/
-  accelerator_inline bool DecompressionStep(void) { return false; }
+  accelerator_inline bool DecompressionStep(void) const { return false; }
 
 };
 
@@ -142,7 +142,7 @@ public:
   typedef typename SiteHalfSpinor::vector_type     vComplexHigh;
   constexpr static int Nw=sizeof(SiteHalfSpinor)/sizeof(vComplexHigh);
 
-  accelerator_inline int CommDatumSize(void) {
+  accelerator_inline int CommDatumSize(void) const {
     return sizeof(SiteHalfCommSpinor);
   }
 
@@ -150,7 +150,7 @@ public:
   /* Compress includes precision change if mpi data is not same */
   /*****************************************************/
   template<class _SiteHalfSpinor, class _SiteSpinor>
-  accelerator_inline void Compress(_SiteHalfSpinor *buf,Integer o,const _SiteSpinor &in) {
+  accelerator_inline void Compress(_SiteHalfSpinor *buf,Integer o,const _SiteSpinor &in) const {
     _SiteHalfSpinor hsp;
     SiteHalfCommSpinor *hbuf = (SiteHalfCommSpinor *)buf;
     projector::Proj(hsp,in,mu,dag);
@@ -163,7 +163,7 @@ public:
   accelerator_inline void Exchange(SiteHalfSpinor *mp,
                        SiteHalfSpinor *vp0,
                        SiteHalfSpinor *vp1,
-		       Integer type,Integer o){
+		       Integer type,Integer o) const {
     SiteHalfSpinor vt0,vt1;
     SiteHalfCommSpinor *vpp0 = (SiteHalfCommSpinor *)vp0;
     SiteHalfCommSpinor *vpp1 = (SiteHalfCommSpinor *)vp1;
@@ -175,7 +175,7 @@ public:
   /*****************************************************/
   /* Have a decompression step if mpi data is not same */
   /*****************************************************/
-  accelerator_inline void Decompress(SiteHalfSpinor *out, SiteHalfSpinor *in, Integer o){
+  accelerator_inline void Decompress(SiteHalfSpinor *out, SiteHalfSpinor *in, Integer o) const {
     SiteHalfCommSpinor *hin=(SiteHalfCommSpinor *)in;
     precisionChange((vComplexHigh *)&out[o],(vComplexLow *)&hin[o],Nw);
   }
@@ -186,7 +186,7 @@ public:
   accelerator_inline void CompressExchange(SiteHalfSpinor *out0,
 			       SiteHalfSpinor *out1,
 			       const SiteSpinor *in,
-			       Integer j,Integer k, Integer m,Integer type){
+			       Integer j,Integer k, Integer m,Integer type) const {
     SiteHalfSpinor temp1, temp2,temp3,temp4;
     SiteHalfCommSpinor *hout0 = (SiteHalfCommSpinor *)out0;
     SiteHalfCommSpinor *hout1 = (SiteHalfCommSpinor *)out1;
@@ -200,7 +200,7 @@ public:
   /*****************************************************/
   /* Pass the info to the stencil */
   /*****************************************************/
-  accelerator_inline bool DecompressionStep(void) { return true; }
+  accelerator_inline bool DecompressionStep(void) const { return true; }
 
 };
 

Grid/qcd/action/fermion/WilsonFermion.h

@@ -50,14 +50,14 @@ public:
   double, nu);
 
   WilsonAnisotropyCoefficients():
-    isAnisotropic(false), 
-    t_direction(Nd-1), 
-    xi_0(1.0), 
+    isAnisotropic(false),
+    t_direction(Nd-1),
+    xi_0(1.0),
     nu(1.0){}
 };
 
 template <class Impl>
-class WilsonFermion : public WilsonKernels<Impl>, public WilsonFermionStatic 
+class WilsonFermion : public WilsonKernels<Impl>, public WilsonFermionStatic
 {
 public:
   INHERIT_IMPL_TYPES(Impl);
@@ -74,6 +74,20 @@ public:
   FermionField _tmp;
   FermionField &tmp(void) { return _tmp; }
 
+  void Report(void);
+  void ZeroCounters(void);
+  double DhopCalls;
+  double DhopCommTime;
+  double DhopComputeTime;
+  double DhopComputeTime2;
+  double DhopFaceTime;
+  double DhopTotalTime;
+
+  double DerivCalls;
+  double DerivCommTime;
+  double DerivComputeTime;
+  double DerivDhopComputeTime;
+
   //////////////////////////////////////////////////////////////////
   // override multiply; cut number routines if pass dagger argument
   // and also make interface more uniformly consistent
@@ -138,7 +152,7 @@ public:
   // Constructor
   WilsonFermion(GaugeField &_Umu, GridCartesian &Fgrid,
                 GridRedBlackCartesian &Hgrid, RealD _mass,
-                const ImplParams &p = ImplParams(), 
+                const ImplParams &p = ImplParams(),
                 const WilsonAnisotropyCoefficients &anis = WilsonAnisotropyCoefficients() );
 
   // DoubleStore impl dependent
@@ -170,9 +184,9 @@ public:
 
   LebesgueOrder Lebesgue;
   LebesgueOrder LebesgueEvenOdd;
-  
+
   WilsonAnisotropyCoefficients anisotropyCoeff;
-  
+
   ///////////////////////////////////////////////////////////////
   // Conserved current utilities
   ///////////////////////////////////////////////////////////////
@@ -186,7 +200,7 @@ public:
                            PropagatorField &q_out,
                            PropagatorField &phys_src,
                            Current curr_type,
-                           unsigned int mu, 
+                           unsigned int mu,
                            unsigned int tmin,
 			   unsigned int tmax,
 			   ComplexField &lattice_cmplx);
@@ -196,5 +210,3 @@ typedef WilsonFermion<WilsonImplF> WilsonFermionF;
 typedef WilsonFermion<WilsonImplD> WilsonFermionD;
 
 NAMESPACE_END(Grid);
-
-

Grid/qcd/action/fermion/WilsonFermion5D.h

@@ -215,7 +215,7 @@ public:
   LebesgueOrder LebesgueEvenOdd;
     
   // Comms buffer
-  std::vector<SiteHalfSpinor,alignedAllocator<SiteHalfSpinor> >  comm_buf;
+  //  std::vector<SiteHalfSpinor,alignedAllocator<SiteHalfSpinor> >  comm_buf;
 
 
 };

Grid/qcd/action/fermion/WilsonImpl.h

@@ -95,7 +95,7 @@ public:
 					  const _Spinor &chi,
 					  int mu,
 					  StencilEntry *SE,
-					  StencilView &St) 
+					  const StencilView &St) 
   {
     multLink(phi,U,chi,mu);
   }
@@ -106,11 +106,15 @@ public:
 			    const _SpinorField & phi,
 			    int mu)
   {
+    const int Nsimd = SiteHalfSpinor::Nsimd();
     autoView( out_v, out, AcceleratorWrite);
     autoView( phi_v, phi, AcceleratorRead);
     autoView( Umu_v, Umu, AcceleratorRead);
-    accelerator_for(sss,out.Grid()->oSites(),1,{
-	multLink(out_v[sss],Umu_v[sss],phi_v[sss],mu);
+    typedef decltype(coalescedRead(out_v[0]))   calcSpinor;
+    accelerator_for(sss,out.Grid()->oSites(),Nsimd,{
+	calcSpinor tmp;
+	multLink(tmp,Umu_v[sss],phi_v(sss),mu);
+	coalescedWrite(out_v[sss],tmp);
     });
   }
 					   

Grid/qcd/action/fermion/WilsonKernels.h

@@ -49,6 +49,7 @@ public:
 
   INHERIT_IMPL_TYPES(Impl);
   typedef FermionOperator<Impl> Base;
+  typedef AcceleratorVector<int,STENCIL_MAX> StencilVector;
    
 public:
 
@@ -68,73 +69,87 @@ public:
 
 private:
 
-  static accelerator_inline void DhopDirK(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor * buf,
-				   int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dirdisp, int gamma);
+  static accelerator_inline void DhopDirK(const StencilView &st, const DoubledGaugeFieldView &U,
+					  SiteHalfSpinor * buf, int sF, int sU,
+					  const FermionFieldView &in,const FermionFieldView &out, int dirdisp, int gamma);
 
-  static accelerator_inline void DhopDirXp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirYp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirZp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirTp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirXm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirYm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirZm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
-  static accelerator_inline void DhopDirTm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirXp(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirYp(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirZp(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirTp(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirXm(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirYm(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirZm(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
+  static accelerator_inline void DhopDirTm(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,
+					   const FermionFieldView &in, const FermionFieldView &out,int dirdisp);
       
   // Specialised variants
-  static accelerator void GenericDhopSite(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					  int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
-      
-  static accelerator void GenericDhopSiteDag(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-						    int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
-  
-  static accelerator void GenericDhopSiteInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-						    int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
-      
-  static accelerator void GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-						int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
-  
-  static accelerator void GenericDhopSiteExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					     int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
-      
-  static accelerator void GenericDhopSiteDagExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-						       int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static accelerator void GenericDhopSite(const StencilView &st,
+					  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					  int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+       
+  static accelerator void GenericDhopSiteDag(const StencilView &st, const  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					     int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+   
+  static accelerator void GenericDhopSiteInt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					     int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+       
+  static accelerator void GenericDhopSiteDagInt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+						int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+   
+  static accelerator void GenericDhopSiteExt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					     int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+       
+  static accelerator void GenericDhopSiteDagExt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+						int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
 
-  static void AsmDhopSite(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-			  int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
-  
-  static void AsmDhopSiteDag(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
-  
-  static void AsmDhopSiteInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
-  
-  static void AsmDhopSiteDagInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-				int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
-  
-  static void AsmDhopSiteExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
-  
-  static void AsmDhopSiteDagExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-				int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
+// Keep Hand unrolled 
+  static accelerator void HandDhopSiteSycl(StencilVector st_perm, StencilEntry *st_p,  SiteDoubledGaugeField *U, SiteHalfSpinor * buf,
+					   int sF, int sU, const SiteSpinor *in, SiteSpinor *out);
 
-// Keep Hand unrolled temporarily  
-  static accelerator void HandDhopSite(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-				       int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static accelerator void HandDhopSite(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+				       int sF, int sU, const FermionFieldView &in,const FermionFieldView &out);
+   
+  static accelerator void HandDhopSiteDag(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					  int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+   
+  static accelerator void HandDhopSiteInt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					  int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
   
-  static accelerator void HandDhopSiteDag(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					  int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static accelerator void HandDhopSiteDagInt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					     int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
   
-  static accelerator void HandDhopSiteInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					  int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static accelerator void HandDhopSiteExt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					  int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+   
+  static accelerator void HandDhopSiteDagExt(const StencilView &st, const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+					     int sF, int sU, const FermionFieldView &in, const FermionFieldView &out);
+  //AVX 512 ASM
+  static void AsmDhopSite(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+			  int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,const FermionFieldView &out);
   
-  static accelerator void HandDhopSiteDagInt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					     int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static void AsmDhopSiteDag(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, const FermionFieldView &out);
   
-  static accelerator void HandDhopSiteExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					  int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static void AsmDhopSiteInt(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,const FermionFieldView &out);
   
-  static accelerator void HandDhopSiteDagExt(StencilView &st,  DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
-					     int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
+  static void AsmDhopSiteDagInt(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+				int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, const FermionFieldView &out);
+  
+  static void AsmDhopSiteExt(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+			     int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,const FermionFieldView &out);
+  
+  static void AsmDhopSiteDagExt(const StencilView &st,  const DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
+				int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, const FermionFieldView &out);
+
  public:
  WilsonKernels(const ImplParams &p = ImplParams()) : Base(p){};
 };

Grid/qcd/action/fermion/implementation/CayleyFermion5DImplementation.h

@@ -642,7 +642,7 @@ void CayleyFermion5D<Impl>::ContractConservedCurrent( PropagatorField &q_in_1,
 						      Current curr_type,
 						      unsigned int mu)
 {
-#if (!defined(GRID_CUDA)) && (!defined(GRID_HIP))
+#if (!defined(GRID_HIP))
   Gamma::Algebra Gmu [] = {
     Gamma::Algebra::GammaX,
     Gamma::Algebra::GammaY,
@@ -799,7 +799,7 @@ void CayleyFermion5D<Impl>::SeqConservedCurrent(PropagatorField &q_in,
 
   PropagatorField tmp(UGrid);
   PropagatorField Utmp(UGrid);
-  LatticeInteger zz (UGrid);   zz=0.0;
+  PropagatorField zz (UGrid);   zz=0.0;
   LatticeInteger lcoor(UGrid); LatticeCoordinate(lcoor,Nd-1);
   for (int s=0;s<Ls;s++) {
 
@@ -826,7 +826,7 @@ void CayleyFermion5D<Impl>::SeqConservedCurrent(PropagatorField &q_in,
   }
 #endif
 
-#if (!defined(GRID_CUDA)) && (!defined(GRID_HIP))
+#if (!defined(GRID_HIP))
   int tshift = (mu == Nd-1) ? 1 : 0;
   ////////////////////////////////////////////////
   // GENERAL CAYLEY CASE
@@ -850,7 +850,7 @@ void CayleyFermion5D<Impl>::SeqConservedCurrent(PropagatorField &q_in,
   PropagatorField tmp(UGrid);
   PropagatorField Utmp(UGrid);
 
-  LatticeInteger zz (UGrid);   zz=0.0;
+  PropagatorField  zz (UGrid);   zz=0.0;
   LatticeInteger lcoor(UGrid); LatticeCoordinate(lcoor,Nd-1);
 
   for(int s=0;s<Ls;s++){

Grid/qcd/action/fermion/implementation/StaggeredKernelsAsm.h

@@ -618,11 +618,13 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 NAMESPACE_BEGIN(Grid);
 
 template <class Impl>
-void StaggeredKernels<Impl>::DhopSiteAsm(StencilView &st,
-					 DoubledGaugeFieldView &U,
-					 DoubledGaugeFieldView &UUU,
-					 SiteSpinor *buf, int sF,
-					 int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
+void StaggeredKernels<Impl>::DhopSiteAsm(const StencilView &st,
+					 const DoubledGaugeFieldView &U,
+					 const DoubledGaugeFieldView &UUU,
+ 					 SiteSpinor *buf, int sF,
+					 int sU,
+					 const FermionFieldView &in,
+					 const FermionFieldView &out,int dag) 
 {
   assert(0);
 };
@@ -683,11 +685,13 @@ void StaggeredKernels<Impl>::DhopSiteAsm(StencilView &st,
 
   // This is the single precision 5th direction vectorised kernel
 #include <Grid/simd/Intel512single.h>
-template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilView &st,
-								    DoubledGaugeFieldView &U,
-								    DoubledGaugeFieldView &UUU,
-								    SiteSpinor *buf, int sF,
-								    int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(const StencilView &st,
+								    const DoubledGaugeFieldView &U,
+								    const DoubledGaugeFieldView &UUU,
+ 								    SiteSpinor *buf, int sF,
+								    int sU,
+								    const FermionFieldView &in,
+								    const FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
   uint64_t gauge0,gauge1,gauge2,gauge3;
@@ -738,11 +742,13 @@ template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilView
 }
 
 #include <Grid/simd/Intel512double.h>
-template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(StencilView &st, 
-								    DoubledGaugeFieldView &U,
-								    DoubledGaugeFieldView &UUU,
-								    SiteSpinor *buf, int sF,
-								    int sU, const FermionFieldView &in, FermionFieldView &out, int dag) 
+template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(const StencilView &st, 
+								    const DoubledGaugeFieldView &U,
+								    const DoubledGaugeFieldView &UUU,
+ 								    SiteSpinor *buf, int sF,
+								    int sU,
+								    const FermionFieldView &in,
+								    const FermionFieldView &out, int dag) 
 {
 #ifdef AVX512
   uint64_t gauge0,gauge1,gauge2,gauge3;
@@ -824,11 +830,13 @@ template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(StencilView
   // This is the single precision 5th direction vectorised kernel
 
 #include <Grid/simd/Intel512single.h>
-template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(StencilView &st, 
-							       DoubledGaugeFieldView &U,
-							       DoubledGaugeFieldView &UUU,
-							       SiteSpinor *buf, int sF,
-							       int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(const StencilView &st, 
+							       const DoubledGaugeFieldView &U,
+							       const DoubledGaugeFieldView &UUU,
+ 							       SiteSpinor *buf, int sF,
+							       int sU,
+							       const FermionFieldView &in,
+							       const FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
   uint64_t gauge0,gauge1,gauge2,gauge3;
@@ -893,11 +901,13 @@ template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(StencilView &st,
 }
 
 #include <Grid/simd/Intel512double.h>
-template <> void StaggeredKernels<StaggeredImplD>::DhopSiteAsm(StencilView &st, 
-							       DoubledGaugeFieldView &U,
-							       DoubledGaugeFieldView &UUU,
-							       SiteSpinor *buf, int sF,
-							       int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <> void StaggeredKernels<StaggeredImplD>::DhopSiteAsm(const StencilView &st, 
+							       const DoubledGaugeFieldView &U,
+							       const DoubledGaugeFieldView &UUU,
+ 							       SiteSpinor *buf, int sF,
+							       int sU,
+							       const FermionFieldView &in,
+							       const FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
   uint64_t gauge0,gauge1,gauge2,gauge3;

Grid/qcd/action/fermion/implementation/StaggeredKernelsHand.h

@@ -146,11 +146,13 @@ NAMESPACE_BEGIN(Grid);
 
 
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
-					  DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU,
-					  SiteSpinor *buf, int sF, int sU, 
-					  const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHand(const StencilView &st,
+					  const DoubledGaugeFieldView &U,
+					  const DoubledGaugeFieldView &UUU,
+ 					  SiteSpinor *buf, int sF, int sU, 
+					  const FermionFieldView &in,
+					  const FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;
@@ -221,11 +223,13 @@ void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
 
 
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st, 
-					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
-					     const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHandInt(const StencilView &st, 
+					     const DoubledGaugeFieldView &U,
+					     const DoubledGaugeFieldView &UUU,
+ 					     SiteSpinor *buf, int sF, int sU, 
+					     const FermionFieldView &in,
+					     const FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;
@@ -300,11 +304,13 @@ void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st,
 
 
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
-					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
-					     const FermionFieldView &in, FermionFieldView &out,int dag) 
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHandExt(const StencilView &st,
+					     const DoubledGaugeFieldView &U,
+					     const DoubledGaugeFieldView &UUU,
+ 					     SiteSpinor *buf, int sF, int sU, 
+					     const FermionFieldView &in,
+					     const FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;

Grid/qcd/action/fermion/implementation/StaggeredKernelsImplementation.h

@@ -78,11 +78,11 @@ StaggeredKernels<Impl>::StaggeredKernels(const ImplParams &p) : Base(p){};
 // Int, Ext, Int+Ext cases for comms overlap
 ////////////////////////////////////////////////////////////////////////////////////
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st, 
-					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
-					     const FermionFieldView &in, FermionFieldView &out, int dag) 
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGeneric(const StencilView &st, 
+					     const DoubledGaugeFieldView &U, const DoubledGaugeFieldView &UUU,
+ 					     SiteSpinor *buf, int sF, int sU, 
+					     const FermionFieldView &in, const FermionFieldView &out, int dag) 
 {
   const SiteSpinor *chi_p;
   SiteSpinor chi;
@@ -126,11 +126,12 @@ void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st,
   // Only contributions from interior of our node
   ///////////////////////////////////////////////////
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st, 
-						DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-						SiteSpinor *buf, int sF, int sU, 
-						const FermionFieldView &in, FermionFieldView &out,int dag) {
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGenericInt(const StencilView &st, 
+						const DoubledGaugeFieldView &U, const DoubledGaugeFieldView &UUU,
+ 						SiteSpinor *buf, int sF, int sU, 
+						const FermionFieldView &in, const FermionFieldView &out,int dag)
+{
   const SiteSpinor *chi_p;
   SiteSpinor chi;
   SiteSpinor Uchi;
@@ -174,11 +175,14 @@ void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st,
   // Only contributions from exterior of our node
   ///////////////////////////////////////////////////
 template <class Impl>
-template <int Naik>
-void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st, 
-						DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-						SiteSpinor *buf, int sF, int sU,
-						const FermionFieldView &in, FermionFieldView &out,int dag) {
+template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGenericExt(const StencilView &st, 
+						const DoubledGaugeFieldView &U,
+						const DoubledGaugeFieldView &UUU,
+ 						SiteSpinor *buf, int sF, int sU,
+						const FermionFieldView &in,
+						const FermionFieldView &out,int dag)
+{
   const SiteSpinor *chi_p;
   //  SiteSpinor chi;
   SiteSpinor Uchi;
@@ -224,9 +228,14 @@ void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st,
 ////////////////////////////////////////////////////////////////////////////////////
 // Driving / wrapping routine to select right kernel
 ////////////////////////////////////////////////////////////////////////////////////
-template <class Impl>
-void StaggeredKernels<Impl>::DhopDirKernel(StencilImpl &st, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, SiteSpinor * buf,
-					   int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dir,int disp)
+template <class Impl> 
+void StaggeredKernels<Impl>::DhopDirKernel(StencilImpl &st,
+					   const DoubledGaugeFieldView &U,
+					   const DoubledGaugeFieldView &UUU,
+					   SiteSpinor * buf,
+					   int sF, int sU,
+					   const FermionFieldView &in,
+					   const FermionFieldView &out, int dir,int disp)
 {
   // Disp should be either +1,-1,+3,-3
   // What about "dag" ?
@@ -253,8 +262,9 @@ void StaggeredKernels<Impl>::DhopDirKernel(StencilImpl &st, DoubledGaugeFieldVie
       ThisKernel::A(st_v,U_v,UUU_v,buf,sF,sU,in_v,out_v,dag);		\
   });
 
-template <class Impl>
-void StaggeredKernels<Impl>::DhopImproved(StencilImpl &st, LebesgueOrder &lo, 
+template <class Impl> 
+void StaggeredKernels<Impl>::DhopImproved(StencilImpl &st,
+					  LebesgueOrder &lo, 
 					  DoubledGaugeField &U, DoubledGaugeField &UUU, 
 					  const FermionField &in, FermionField &out, int dag, int interior,int exterior)
 {
@@ -293,7 +303,7 @@ void StaggeredKernels<Impl>::DhopImproved(StencilImpl &st, LebesgueOrder &lo,
   }
   assert(0 && " Kernel optimisation case not covered ");
 }
-template <class Impl>
+template <class Impl> 
 void StaggeredKernels<Impl>::DhopNaive(StencilImpl &st, LebesgueOrder &lo, 
 				       DoubledGaugeField &U,
 				       const FermionField &in, FermionField &out, int dag, int interior,int exterior)

Grid/qcd/action/fermion/implementation/WilsonCloverFermionImplementation.h

@@ -92,20 +92,16 @@ void WilsonCloverFermion<Impl>::ImportGauge(const GaugeField &_Umu)
   int lvol = _Umu.Grid()->lSites();
   int DimRep = Impl::Dimension;
 
-  Eigen::MatrixXcd EigenCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
-  Eigen::MatrixXcd EigenInvCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
-
-  Coordinate lcoor;
-  typename SiteCloverType::scalar_object Qx = Zero(), Qxinv = Zero();
-
   {
     autoView(CTv,CloverTerm,CpuRead);
     autoView(CTIv,CloverTermInv,CpuWrite);
-    for (int site = 0; site < lvol; site++) {
+    thread_for(site, lvol, {
+      Coordinate lcoor;
       grid->LocalIndexToLocalCoor(site, lcoor);
-      EigenCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
+      Eigen::MatrixXcd EigenCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
+      Eigen::MatrixXcd EigenInvCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
+      typename SiteCloverType::scalar_object Qx = Zero(), Qxinv = Zero();
       peekLocalSite(Qx, CTv, lcoor);
-      Qxinv = Zero();
       //if (csw!=0){
       for (int j = 0; j < Ns; j++)
 	for (int k = 0; k < Ns; k++)
@@ -126,21 +122,21 @@ void WilsonCloverFermion<Impl>::ImportGauge(const GaugeField &_Umu)
       //    if (site==0) std::cout << "site =" << site << "\n" << EigenInvCloverOp << std::endl;
       //  }
       pokeLocalSite(Qxinv, CTIv, lcoor);
-    }
+    });
   }
 
   // Separate the even and odd parts
   pickCheckerboard(Even, CloverTermEven, CloverTerm);
   pickCheckerboard(Odd, CloverTermOdd, CloverTerm);
 
-  pickCheckerboard(Even, CloverTermDagEven, closure(adj(CloverTerm)));
-  pickCheckerboard(Odd, CloverTermDagOdd, closure(adj(CloverTerm)));
+  pickCheckerboard(Even, CloverTermDagEven, adj(CloverTerm));
+  pickCheckerboard(Odd, CloverTermDagOdd, adj(CloverTerm));
 
   pickCheckerboard(Even, CloverTermInvEven, CloverTermInv);
   pickCheckerboard(Odd, CloverTermInvOdd, CloverTermInv);
 
-  pickCheckerboard(Even, CloverTermInvDagEven, closure(adj(CloverTermInv)));
-  pickCheckerboard(Odd, CloverTermInvDagOdd, closure(adj(CloverTermInv)));
+  pickCheckerboard(Even, CloverTermInvDagEven, adj(CloverTermInv));
+  pickCheckerboard(Odd, CloverTermInvDagOdd, adj(CloverTermInv));
 }
 
 template <class Impl>

Grid/qcd/action/fermion/implementation/WilsonFermionImplementation.h

@@ -43,7 +43,7 @@ WilsonFermion<Impl>::WilsonFermion(GaugeField &_Umu, GridCartesian &Fgrid,
                                    GridRedBlackCartesian &Hgrid, RealD _mass,
                                    const ImplParams &p,
                                    const WilsonAnisotropyCoefficients &anis)
-  : 
+  :
     Kernels(p),
     _grid(&Fgrid),
     _cbgrid(&Hgrid),
@@ -75,8 +75,93 @@ WilsonFermion<Impl>::WilsonFermion(GaugeField &_Umu, GridCartesian &Fgrid,
   StencilOdd.BuildSurfaceList(1,vol4);
 }
 
+template<class Impl>
+void WilsonFermion<Impl>::Report(void)
+{
+  RealD NP = _grid->_Nprocessors;
+  RealD NN = _grid->NodeCount();
+  RealD volume = 1;
+  Coordinate latt = _grid->GlobalDimensions();
+  for(int mu=0;mu<Nd;mu++) volume=volume*latt[mu];
+
+  if ( DhopCalls > 0 ) {
+    std::cout << GridLogMessage << "#### Dhop calls report " << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion Number of DhopEO Calls   : " << DhopCalls   << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion TotalTime   /Calls        : " << DhopTotalTime   / DhopCalls << " us" << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion CommTime    /Calls        : " << DhopCommTime    / DhopCalls << " us" << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion FaceTime    /Calls        : " << DhopFaceTime    / DhopCalls << " us" << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion ComputeTime1/Calls        : " << DhopComputeTime / DhopCalls << " us" << std::endl;
+    std::cout << GridLogMessage << "WilsonFermion ComputeTime2/Calls        : " << DhopComputeTime2/ DhopCalls << " us" << std::endl;
+
+    // Average the compute time
+    _grid->GlobalSum(DhopComputeTime);
+    DhopComputeTime/=NP;
+    RealD mflops = 1320*volume*DhopCalls/DhopComputeTime/2; // 2 for red black counting
+    std::cout << GridLogMessage << "Average mflops/s per call                : " << mflops << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per rank       : " << mflops/NP << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per node       : " << mflops/NN << std::endl;
+
+    RealD Fullmflops = 1320*volume*DhopCalls/(DhopTotalTime)/2; // 2 for red black counting
+    std::cout << GridLogMessage << "Average mflops/s per call (full)         : " << Fullmflops << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per rank (full): " << Fullmflops/NP << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per node (full): " << Fullmflops/NN << std::endl;
+
+   }
+
+  if ( DerivCalls > 0 ) {
+    std::cout << GridLogMessage << "#### Deriv calls report "<< std::endl;
+    std::cout << GridLogMessage << "WilsonFermion Number of Deriv Calls    : " <<DerivCalls <<std::endl;
+    std::cout << GridLogMessage << "WilsonFermion CommTime/Calls           : " <<DerivCommTime/DerivCalls<<" us" <<std::endl;
+    std::cout << GridLogMessage << "WilsonFermion ComputeTime/Calls        : " <<DerivComputeTime/DerivCalls<<" us" <<std::endl;
+    std::cout << GridLogMessage << "WilsonFermion Dhop ComputeTime/Calls   : " <<DerivDhopComputeTime/DerivCalls<<" us" <<std::endl;
+
+    // how to count flops here?
+    RealD mflops = 144*volume*DerivCalls/DerivDhopComputeTime;
+    std::cout << GridLogMessage << "Average mflops/s per call               ? : " << mflops << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per node      ? : " << mflops/NP << std::endl;
+
+    // how to count flops here?
+    RealD Fullmflops = 144*volume*DerivCalls/(DerivDhopComputeTime+DerivCommTime)/2; // 2 for red black counting
+    std::cout << GridLogMessage << "Average mflops/s per call (full)        ? : " << Fullmflops << std::endl;
+    std::cout << GridLogMessage << "Average mflops/s per call per node (full) ? : " << Fullmflops/NP << std::endl;  }
+
+  if (DerivCalls > 0 || DhopCalls > 0){
+    std::cout << GridLogMessage << "WilsonFermion Stencil"    <<std::endl;  Stencil.Report();
+    std::cout << GridLogMessage << "WilsonFermion StencilEven"<<std::endl;  StencilEven.Report();
+    std::cout << GridLogMessage << "WilsonFermion StencilOdd" <<std::endl;  StencilOdd.Report();
+  }
+  if ( DhopCalls > 0){
+    std::cout << GridLogMessage << "WilsonFermion Stencil     Reporti()"    <<std::endl;  Stencil.Reporti(DhopCalls);
+    std::cout << GridLogMessage << "WilsonFermion StencilEven Reporti()"<<std::endl;  StencilEven.Reporti(DhopCalls);
+    std::cout << GridLogMessage << "WilsonFermion StencilOdd  Reporti()" <<std::endl;  StencilOdd.Reporti(DhopCalls);
+  }
+}
+
+template<class Impl>
+void WilsonFermion<Impl>::ZeroCounters(void) {
+  DhopCalls       = 0; // ok
+  DhopCommTime    = 0;
+  DhopComputeTime = 0;
+  DhopComputeTime2= 0;
+  DhopFaceTime    = 0;
+  DhopTotalTime   = 0;
+
+  DerivCalls       = 0; // ok
+  DerivCommTime    = 0;
+  DerivComputeTime = 0;
+  DerivDhopComputeTime = 0;
+
+  Stencil.ZeroCounters();
+  StencilEven.ZeroCounters();
+  StencilOdd.ZeroCounters();
+  Stencil.ZeroCountersi();
+  StencilEven.ZeroCountersi();
+  StencilOdd.ZeroCountersi();
+}
+
+
 template <class Impl>
-void WilsonFermion<Impl>::ImportGauge(const GaugeField &_Umu) 
+void WilsonFermion<Impl>::ImportGauge(const GaugeField &_Umu)
 {
   GaugeField HUmu(_Umu.Grid());
 
@@ -107,7 +192,7 @@ void WilsonFermion<Impl>::ImportGauge(const GaugeField &_Umu)
 /////////////////////////////
 
 template <class Impl>
-void WilsonFermion<Impl>::M(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::M(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   Dhop(in, out, DaggerNo);
@@ -115,7 +200,7 @@ void WilsonFermion<Impl>::M(const FermionField &in, FermionField &out)
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::Mdag(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::Mdag(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   Dhop(in, out, DaggerYes);
@@ -123,7 +208,7 @@ void WilsonFermion<Impl>::Mdag(const FermionField &in, FermionField &out)
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::Meooe(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::Meooe(const FermionField &in, FermionField &out)
 {
   if (in.Checkerboard() == Odd) {
     DhopEO(in, out, DaggerNo);
@@ -133,7 +218,7 @@ void WilsonFermion<Impl>::Meooe(const FermionField &in, FermionField &out)
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::MeooeDag(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::MeooeDag(const FermionField &in, FermionField &out)
 {
   if (in.Checkerboard() == Odd) {
     DhopEO(in, out, DaggerYes);
@@ -141,9 +226,9 @@ void WilsonFermion<Impl>::MeooeDag(const FermionField &in, FermionField &out)
     DhopOE(in, out, DaggerYes);
   }
 }
-  
+
 template <class Impl>
-void WilsonFermion<Impl>::Mooee(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::Mooee(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   typename FermionField::scalar_type scal(diag_mass);
@@ -151,80 +236,80 @@ void WilsonFermion<Impl>::Mooee(const FermionField &in, FermionField &out)
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::MooeeDag(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::MooeeDag(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   Mooee(in, out);
 }
 
 template<class Impl>
-void WilsonFermion<Impl>::MooeeInv(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::MooeeInv(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   out = (1.0/(diag_mass))*in;
 }
-  
+
 template<class Impl>
-void WilsonFermion<Impl>::MooeeInvDag(const FermionField &in, FermionField &out) 
+void WilsonFermion<Impl>::MooeeInvDag(const FermionField &in, FermionField &out)
 {
   out.Checkerboard() = in.Checkerboard();
   MooeeInv(in,out);
 }
 template<class Impl>
 void WilsonFermion<Impl>::MomentumSpacePropagator(FermionField &out, const FermionField &in,RealD _m,std::vector<double> twist)
-{  
+{
   typedef typename FermionField::vector_type vector_type;
   typedef typename FermionField::scalar_type ScalComplex;
   typedef Lattice<iSinglet<vector_type> > LatComplex;
-  
-  // what type LatticeComplex 
+
+  // what type LatticeComplex
   conformable(_grid,out.Grid());
-  
+
   Gamma::Algebra Gmu [] = {
     Gamma::Algebra::GammaX,
     Gamma::Algebra::GammaY,
     Gamma::Algebra::GammaZ,
     Gamma::Algebra::GammaT
   };
-  
+
   Coordinate latt_size   = _grid->_fdimensions;
-  
+
   FermionField   num  (_grid); num  = Zero();
   LatComplex    wilson(_grid); wilson= Zero();
   LatComplex     one  (_grid); one = ScalComplex(1.0,0.0);
-  
+
   LatComplex denom(_grid); denom= Zero();
-  LatComplex kmu(_grid); 
+  LatComplex kmu(_grid);
   ScalComplex ci(0.0,1.0);
   // momphase = n * 2pi / L
   for(int mu=0;mu<Nd;mu++) {
-    
+
     LatticeCoordinate(kmu,mu);
-    
+
     RealD TwoPiL =  M_PI * 2.0/ latt_size[mu];
-    
+
     kmu = TwoPiL * kmu;
     kmu = kmu + TwoPiL * one * twist[mu];//momentum for twisted boundary conditions
-    
+
     wilson = wilson + 2.0*sin(kmu*0.5)*sin(kmu*0.5); // Wilson term
-    
+
     num = num - sin(kmu)*ci*(Gamma(Gmu[mu])*in);    // derivative term
-    
+
     denom=denom + sin(kmu)*sin(kmu);
   }
-  
+
   wilson = wilson + _m;     // 2 sin^2 k/2 + m
-  
+
   num   = num + wilson*in;     // -i gmu sin k + 2 sin^2 k/2 + m
-  
+
   denom= denom+wilson*wilson; // sin^2 k + (2 sin^2 k/2 + m)^2
-  
+
   denom= one/denom;
-  
+
   out = num*denom; // [ -i gmu sin k + 2 sin^2 k/2 + m] / [ sin^2 k + (2 sin^2 k/2 + m)^2 ]
-  
+
 }
-  
+
 
 ///////////////////////////////////
 // Internal
@@ -234,6 +319,7 @@ template <class Impl>
 void WilsonFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
                                         GaugeField &mat, const FermionField &A,
                                         const FermionField &B, int dag) {
+  DerivCalls++;
   assert((dag == DaggerNo) || (dag == DaggerYes));
 
   Compressor compressor(dag);
@@ -242,8 +328,11 @@ void WilsonFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
   FermionField Atilde(B.Grid());
   Atilde = A;
 
+  DerivCommTime-=usecond();
   st.HaloExchange(B, compressor);
+  DerivCommTime+=usecond();
 
+  DerivComputeTime-=usecond();
   for (int mu = 0; mu < Nd; mu++) {
     ////////////////////////////////////////////////////////////////////////
     // Flip gamma (1+g)<->(1-g) if dag
@@ -251,6 +340,7 @@ void WilsonFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
     int gamma = mu;
     if (!dag) gamma += Nd;
 
+    DerivDhopComputeTime -= usecond();
     int Ls=1;
     Kernels::DhopDirKernel(st, U, st.CommBuf(), Ls, B.Grid()->oSites(), B, Btilde, mu, gamma);
 
@@ -258,11 +348,13 @@ void WilsonFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
     // spin trace outer product
     //////////////////////////////////////////////////
     Impl::InsertForce4D(mat, Btilde, Atilde, mu);
+    DerivDhopComputeTime += usecond();
   }
+  DerivComputeTime += usecond();
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) 
+void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U, const FermionField &V, int dag)
 {
   conformable(U.Grid(), _grid);
   conformable(U.Grid(), V.Grid());
@@ -274,13 +366,13 @@ void WilsonFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U, cons
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) 
+void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U, const FermionField &V, int dag)
 {
   conformable(U.Grid(), _cbgrid);
   conformable(U.Grid(), V.Grid());
   //conformable(U.Grid(), mat.Grid()); not general, leaving as a comment (Guido)
   // Motivation: look at the SchurDiff operator
-  
+
   assert(V.Checkerboard() == Even);
   assert(U.Checkerboard() == Odd);
   mat.Checkerboard() = Odd;
@@ -289,7 +381,7 @@ void WilsonFermion<Impl>::DhopDerivOE(GaugeField &mat, const FermionField &U, co
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) 
+void WilsonFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U, const FermionField &V, int dag)
 {
   conformable(U.Grid(), _cbgrid);
   conformable(U.Grid(), V.Grid());
@@ -303,7 +395,7 @@ void WilsonFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U, co
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::Dhop(const FermionField &in, FermionField &out, int dag) 
+void WilsonFermion<Impl>::Dhop(const FermionField &in, FermionField &out, int dag)
 {
   conformable(in.Grid(), _grid);  // verifies full grid
   conformable(in.Grid(), out.Grid());
@@ -314,7 +406,7 @@ void WilsonFermion<Impl>::Dhop(const FermionField &in, FermionField &out, int da
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopOE(const FermionField &in, FermionField &out, int dag) 
+void WilsonFermion<Impl>::DhopOE(const FermionField &in, FermionField &out, int dag)
 {
   conformable(in.Grid(), _cbgrid);    // verifies half grid
   conformable(in.Grid(), out.Grid());  // drops the cb check
@@ -326,7 +418,7 @@ void WilsonFermion<Impl>::DhopOE(const FermionField &in, FermionField &out, int
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopEO(const FermionField &in, FermionField &out,int dag) 
+void WilsonFermion<Impl>::DhopEO(const FermionField &in, FermionField &out,int dag)
 {
   conformable(in.Grid(), _cbgrid);    // verifies half grid
   conformable(in.Grid(), out.Grid());  // drops the cb check
@@ -338,18 +430,18 @@ void WilsonFermion<Impl>::DhopEO(const FermionField &in, FermionField &out,int d
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::Mdir(const FermionField &in, FermionField &out, int dir, int disp) 
+void WilsonFermion<Impl>::Mdir(const FermionField &in, FermionField &out, int dir, int disp)
 {
   DhopDir(in, out, dir, disp);
 }
 template <class Impl>
-void WilsonFermion<Impl>::MdirAll(const FermionField &in, std::vector<FermionField> &out) 
+void WilsonFermion<Impl>::MdirAll(const FermionField &in, std::vector<FermionField> &out)
 {
   DhopDirAll(in, out);
 }
 
 template <class Impl>
-void WilsonFermion<Impl>::DhopDir(const FermionField &in, FermionField &out, int dir, int disp) 
+void WilsonFermion<Impl>::DhopDir(const FermionField &in, FermionField &out, int dir, int disp)
 {
   Compressor compressor(DaggerNo);
   Stencil.HaloExchange(in, compressor);
@@ -361,12 +453,12 @@ void WilsonFermion<Impl>::DhopDir(const FermionField &in, FermionField &out, int
   DhopDirCalc(in, out, dirdisp, gamma, DaggerNo);
 };
 template <class Impl>
-void WilsonFermion<Impl>::DhopDirAll(const FermionField &in, std::vector<FermionField> &out) 
+void WilsonFermion<Impl>::DhopDirAll(const FermionField &in, std::vector<FermionField> &out)
 {
   Compressor compressor(DaggerNo);
   Stencil.HaloExchange(in, compressor);
 
-  assert((out.size()==8)||(out.size()==9)); 
+  assert((out.size()==8)||(out.size()==9));
   for(int dir=0;dir<Nd;dir++){
     for(int disp=-1;disp<=1;disp+=2){
 
@@ -379,7 +471,7 @@ void WilsonFermion<Impl>::DhopDirAll(const FermionField &in, std::vector<Fermion
   }
 }
 template <class Impl>
-void WilsonFermion<Impl>::DhopDirCalc(const FermionField &in, FermionField &out,int dirdisp, int gamma, int dag) 
+void WilsonFermion<Impl>::DhopDirCalc(const FermionField &in, FermionField &out,int dirdisp, int gamma, int dag)
 {
   int Ls=1;
   uint64_t Nsite=in.oSites();
@@ -390,22 +482,23 @@ template <class Impl>
 void WilsonFermion<Impl>::DhopInternal(StencilImpl &st, LebesgueOrder &lo,
                                        DoubledGaugeField &U,
                                        const FermionField &in,
-                                       FermionField &out, int dag) 
+                                       FermionField &out, int dag)
 {
+  DhopTotalTime-=usecond();
 #ifdef GRID_OMP
   if ( WilsonKernelsStatic::Comms == WilsonKernelsStatic::CommsAndCompute )
     DhopInternalOverlappedComms(st,lo,U,in,out,dag);
   else
-#endif 
+#endif
     DhopInternalSerial(st,lo,U,in,out,dag);
-
+  DhopTotalTime+=usecond();
 }
 
 template <class Impl>
 void WilsonFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st, LebesgueOrder &lo,
 						      DoubledGaugeField &U,
 						      const FermionField &in,
-						      FermionField &out, int dag) 
+						      FermionField &out, int dag)
 {
   assert((dag == DaggerNo) || (dag == DaggerYes));
 
@@ -417,38 +510,53 @@ void WilsonFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st, LebesgueO
   /////////////////////////////
   std::vector<std::vector<CommsRequest_t> > requests;
   st.Prepare();
+  DhopFaceTime-=usecond();
   st.HaloGather(in,compressor);
+  DhopFaceTime+=usecond();
+
+  DhopCommTime -=usecond();
   st.CommunicateBegin(requests);
 
   /////////////////////////////
   // Overlap with comms
   /////////////////////////////
+  DhopFaceTime-=usecond();
   st.CommsMergeSHM(compressor);
+  DhopFaceTime+=usecond();
 
   /////////////////////////////
   // do the compute interior
   /////////////////////////////
   int Opt = WilsonKernelsStatic::Opt;
+  DhopComputeTime-=usecond();
   if (dag == DaggerYes) {
     Kernels::DhopDagKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out,1,0);
   } else {
     Kernels::DhopKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out,1,0);
-  } 
+  }
+  DhopComputeTime+=usecond();
 
   /////////////////////////////
   // Complete comms
   /////////////////////////////
   st.CommunicateComplete(requests);
+  DhopCommTime   +=usecond();
+
+  DhopFaceTime-=usecond();
   st.CommsMerge(compressor);
+  DhopFaceTime+=usecond();
 
   /////////////////////////////
   // do the compute exterior
   /////////////////////////////
+
+  DhopComputeTime2-=usecond();
   if (dag == DaggerYes) {
     Kernels::DhopDagKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out,0,1);
   } else {
     Kernels::DhopKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out,0,1);
   }
+  DhopComputeTime2+=usecond();
 };
 
 
@@ -456,24 +564,28 @@ template <class Impl>
 void WilsonFermion<Impl>::DhopInternalSerial(StencilImpl &st, LebesgueOrder &lo,
                                        DoubledGaugeField &U,
                                        const FermionField &in,
-                                       FermionField &out, int dag) 
+                                       FermionField &out, int dag)
 {
   assert((dag == DaggerNo) || (dag == DaggerYes));
   Compressor compressor(dag);
+  DhopCommTime-=usecond();
   st.HaloExchange(in, compressor);
+  DhopCommTime+=usecond();
 
+  DhopComputeTime-=usecond();
   int Opt = WilsonKernelsStatic::Opt;
   if (dag == DaggerYes) {
     Kernels::DhopDagKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out);
   } else {
     Kernels::DhopKernel(Opt,st,U,st.CommBuf(),1,U.oSites(),in,out);
   }
+  DhopComputeTime+=usecond();
 };
 /*Change ends */
 
 /*******************************************************************************
  * Conserved current utilities for Wilson fermions, for contracting propagators
- * to make a conserved current sink or inserting the conserved current 
+ * to make a conserved current sink or inserting the conserved current
  * sequentially.
  ******************************************************************************/
 template <class Impl>
@@ -493,12 +605,12 @@ void WilsonFermion<Impl>::ContractConservedCurrent(PropagatorField &q_in_1,
 
 
 template <class Impl>
-void WilsonFermion<Impl>::SeqConservedCurrent(PropagatorField &q_in, 
+void WilsonFermion<Impl>::SeqConservedCurrent(PropagatorField &q_in,
                                               PropagatorField &q_out,
                                               PropagatorField &src,
                                               Current curr_type,
                                               unsigned int mu,
-                                              unsigned int tmin, 
+                                              unsigned int tmin,
                                               unsigned int tmax,
 					      ComplexField &lattice_cmplx)
 {

Grid/qcd/action/fermion/implementation/WilsonKernelsAsmA64FX.h

@@ -0,0 +1,450 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+
+
+    Source file: ./lib/qcd/action/fermion/WilsonKernelsAsmA64FX.h
+
+    Copyright (C) 2020
+
+Author: Nils Meyer  <nils.meyer@ur.de>  Regensburg University
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+#pragma once
+
+//#if defined(A64FXASM)
+#if defined(A64FX)
+
+// safety include
+#include <arm_sve.h>
+
+// undefine everything related to kernels
+#include <simd/Fujitsu_A64FX_undef.h>
+
+
+    ///////////////////////////////////////////////////////////
+    // If we are A64FX specialise the single precision routine
+    ///////////////////////////////////////////////////////////
+#if defined(DSLASHINTRIN)
+//#pragma message ("A64FX Dslash: intrin")
+#include <simd/Fujitsu_A64FX_intrin_single.h>
+#else
+#pragma message ("A64FX Dslash: asm")
+#include <simd/Fujitsu_A64FX_asm_single.h>
+#endif
+
+/// Switch off the 5d vectorised code optimisations
+#undef DWFVEC5D
+
+/////////////////////////////////////////////////////////////////
+// XYZT vectorised, undag Kernel, single
+/////////////////////////////////////////////////////////////////
+#undef KERNEL_DAG
+#define INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#define INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#define EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+
+/////////////////////////////////////////////////////////////////
+// XYZT vectorised, dag Kernel, single
+/////////////////////////////////////////////////////////////////
+#define KERNEL_DAG
+#define INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#define INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#define EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplFH>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+
+// undefine
+#include <simd/Fujitsu_A64FX_undef.h>
+
+///////////////////////////////////////////////////////////
+// If we are A64FX specialise the double precision routine
+///////////////////////////////////////////////////////////
+
+#if defined(DSLASHINTRIN)
+#include <simd/Fujitsu_A64FX_intrin_double.h>
+#else
+#include <simd/Fujitsu_A64FX_asm_double.h>
+#endif
+
+// former KNL
+//#define MAYBEPERM(A,perm) if (perm) { A ; }
+//#define MULT_2SPIN(ptr,pf) MULT_ADDSUB_2SPIN(ptr,pf)
+//#define COMPLEX_SIGNS(isigns) vComplexD *isigns = &signsD[0];
+
+
+#define INTERIOR_AND_EXTERIOR
+#undef  INTERIOR
+#undef  EXTERIOR
+
+/////////////////////////////////////////////////////////////////
+// XYZT vectorised, undag Kernel, double
+/////////////////////////////////////////////////////////////////
+#undef KERNEL_DAG
+#define INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#define INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#define EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+/////////////////////////////////////////////////////////////////
+// XYZT vectorised, dag Kernel, double
+/////////////////////////////////////////////////////////////////
+#define KERNEL_DAG
+#define INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#define INTERIOR
+#undef EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+#undef INTERIOR_AND_EXTERIOR
+#undef INTERIOR
+#define EXTERIOR
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplD>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplD>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<WilsonImplDF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+#pragma GCC optimize ("-O3", "-fno-schedule-insns", "-fno-schedule-insns2")
+template<> void
+WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
+						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
+
+
+
+
+// undefs
+#include <simd/Fujitsu_A64FX_undef.h>
+
+#endif //A64FXASM

Grid/qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h

@@ -0,0 +1,395 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: WilsonKernelsAsmBodyA64FX.h
+
+    Copyright (C) 2020
+
+Author:  Nils Meyer  <nils.meyer@ur.de>  Regensburg University
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+
+// GCC 10 messes up SVE instruction scheduling using -O3, but
+// -O3 -fno-schedule-insns -fno-schedule-insns2 does wonders
+// performance now is better than armclang 20.2
+
+#ifdef KERNEL_DAG
+#define DIR0_PROJ    XP_PROJ
+#define DIR1_PROJ    YP_PROJ
+#define DIR2_PROJ    ZP_PROJ
+#define DIR3_PROJ    TP_PROJ
+#define DIR4_PROJ    XM_PROJ
+#define DIR5_PROJ    YM_PROJ
+#define DIR6_PROJ    ZM_PROJ
+#define DIR7_PROJ    TM_PROJ
+#define DIR0_RECON   XP_RECON
+#define DIR1_RECON   YP_RECON_ACCUM
+#define DIR2_RECON   ZP_RECON_ACCUM
+#define DIR3_RECON   TP_RECON_ACCUM
+#define DIR4_RECON   XM_RECON_ACCUM
+#define DIR5_RECON   YM_RECON_ACCUM
+#define DIR6_RECON   ZM_RECON_ACCUM
+#define DIR7_RECON   TM_RECON_ACCUM
+#else
+#define DIR0_PROJ    XM_PROJ
+#define DIR1_PROJ    YM_PROJ
+#define DIR2_PROJ    ZM_PROJ
+#define DIR3_PROJ    TM_PROJ
+#define DIR4_PROJ    XP_PROJ
+#define DIR5_PROJ    YP_PROJ
+#define DIR6_PROJ    ZP_PROJ
+#define DIR7_PROJ    TP_PROJ
+#define DIR0_RECON   XM_RECON
+#define DIR1_RECON   YM_RECON_ACCUM
+#define DIR2_RECON   ZM_RECON_ACCUM
+#define DIR3_RECON   TM_RECON_ACCUM
+#define DIR4_RECON   XP_RECON_ACCUM
+#define DIR5_RECON   YP_RECON_ACCUM
+#define DIR6_RECON   ZP_RECON_ACCUM
+#define DIR7_RECON   TP_RECON_ACCUM
+#endif
+
+//using namespace std;
+
+#undef SHOW
+//#define SHOW
+
+#undef WHERE
+
+#ifdef INTERIOR_AND_EXTERIOR
+#define WHERE "INT_AND_EXT"
+#endif
+
+#ifdef INTERIOR
+#define WHERE "INT"
+#endif
+
+#ifdef EXTERIOR
+#define WHERE "EXT"
+#endif
+
+//#pragma message("here")
+
+
+
+////////////////////////////////////////////////////////////////////////////////
+// Comms then compute kernel
+////////////////////////////////////////////////////////////////////////////////
+#ifdef INTERIOR_AND_EXTERIOR
+
+#define ASM_LEG(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)			\
+      basep = st.GetPFInfo(nent,plocal); nent++;			\
+      if ( local ) {							            \
+    LOAD_CHIMU(base);                                       \
+    LOAD_TABLE(PERMUTE_DIR);                                \
+    PROJ;							                        \
+    MAYBEPERM(PERMUTE_DIR,perm);					        \
+      } else {								                \
+	  LOAD_CHI(base);							                \
+      }									                    \
+      base = st.GetInfo(ptype,local,perm,NxtDir,ent,plocal); ent++;	\
+    MULT_2SPIN_1(Dir);					                    \
+    PREFETCH_CHIMU(base);                                   \
+    PREFETCH_CHIMU_L2(basep);                               \
+    /* PREFETCH_GAUGE_L1(NxtDir); */                        \
+    MULT_2SPIN_2;					                        \
+    if (s == 0) {                                           \
+      if ((Dir == 0) || (Dir == 4)) { PREFETCH_GAUGE_L2(Dir); } \
+    }                                                       \
+    RECON;								                    \
+
+/*
+NB: picking PREFETCH_GAUGE_L2(Dir+4); here results in performance penalty
+    though I expected that it would improve on performance
+*/
+
+#define ASM_LEG_XP(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)	    \
+  base = st.GetInfo(ptype,local,perm,Dir,ent,plocal); ent++; \
+  PREFETCH1_CHIMU(base);						            \
+  ASM_LEG(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)
+
+#define RESULT(base,basep) SAVE_RESULT(base,basep);
+
+#endif
+
+////////////////////////////////////////////////////////////////////////////////
+// Pre comms kernel -- prefetch like normal because it is mostly right
+////////////////////////////////////////////////////////////////////////////////
+#ifdef INTERIOR
+
+#define ASM_LEG(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)			\
+      basep = st.GetPFInfo(nent,plocal); nent++;			\
+      if ( local ) {							\
+  LOAD_CHIMU(base);                                       \
+  LOAD_TABLE(PERMUTE_DIR);                                \
+  PROJ;							                        \
+  MAYBEPERM(PERMUTE_DIR,perm);					        \
+      }else if ( st.same_node[Dir] ) {LOAD_CHI(base);}			\
+      if ( local || st.same_node[Dir] ) {				\
+  MULT_2SPIN_1(Dir);					                    \
+  MULT_2SPIN_2;					                        \
+  RECON;								\
+      }									\
+  base = st.GetInfo(ptype,local,perm,NxtDir,ent,plocal); ent++;	\
+  PREFETCH_CHIMU(base);						\
+  PREFETCH_CHIMU_L2(basep);                               \
+
+#define ASM_LEG_XP(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)			\
+  base = st.GetInfo(ptype,local,perm,Dir,ent,plocal); ent++;		\
+  PREFETCH1_CHIMU(base);						\
+  { ZERO_PSI; }								\
+  ASM_LEG(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)
+
+#define RESULT(base,basep) SAVE_RESULT(base,basep);
+
+#endif
+
+////////////////////////////////////////////////////////////////////////////////
+// Post comms kernel
+////////////////////////////////////////////////////////////////////////////////
+#ifdef EXTERIOR
+
+#define ASM_LEG(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)			\
+  base = st.GetInfo(ptype,local,perm,Dir,ent,plocal); ent++;		\
+  if((!local)&&(!st.same_node[Dir]) ) {					\
+    LOAD_CHI(base);							\
+    MULT_2SPIN_1(Dir);					                    \
+    MULT_2SPIN_2;					                        \
+    RECON;								\
+    nmu++;								\
+  }
+
+#define ASM_LEG_XP(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)			\
+  nmu=0;								\
+  { ZERO_PSI;}								\
+  base = st.GetInfo(ptype,local,perm,Dir,ent,plocal); ent++;		\
+  if((!local)&&(!st.same_node[Dir]) ) {					\
+    LOAD_CHI(base);							\
+    MULT_2SPIN_1(Dir);					                    \
+    MULT_2SPIN_2;					                        \
+    RECON;								\
+    nmu++;								\
+  }
+
+#define RESULT(base,basep) if (nmu){ ADD_RESULT(base,base);}
+
+#endif
+
+
+{
+  int nmu;
+  int local,perm, ptype;
+  uint64_t base;
+  uint64_t basep;
+  const uint64_t plocal =(uint64_t) & in[0];
+
+  MASK_REGS;
+  int nmax=U.oSites();
+  for(int site=0;site<Ns;site++) {
+#ifndef EXTERIOR
+    //    int sU =lo.Reorder(ssU);
+    int sU =ssU;
+    int ssn=ssU+1;     if(ssn>=nmax) ssn=0;
+    //    int sUn=lo.Reorder(ssn);
+    int sUn=ssn;
+#else
+    int sU =ssU;
+    int ssn=ssU+1;     if(ssn>=nmax) ssn=0;
+    int sUn=ssn;
+#endif
+    for(int s=0;s<Ls;s++) {
+      ss =sU*Ls+s;
+      ssn=sUn*Ls+s;
+      int  ent=ss*8;// 2*Ndim
+      int nent=ssn*8;
+
+      uint64_t delta_base, delta_base_p;
+
+   ASM_LEG_XP(Xp,Yp,PERMUTE_DIR3,DIR0_PROJ,DIR0_RECON);
+
+#ifdef SHOW
+      float rescale = 64. * 12.;
+      std::cout << "=================================================================" << std::endl;
+      std::cout << "ss = " << ss << "   ssn = " << ssn << std::endl;
+      std::cout << "sU = " << sU << "   ssU = " << ssU << std::endl;
+      std::cout << " " << std::endl;
+
+
+      std::cout << "Dir = " << Xp << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Xp] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      ASM_LEG(Yp,Zp,PERMUTE_DIR2,DIR1_PROJ,DIR1_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Yp << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Yp] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      ASM_LEG(Zp,Tp,PERMUTE_DIR1,DIR2_PROJ,DIR2_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Zp << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Zp] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      ASM_LEG(Tp,Xm,PERMUTE_DIR0,DIR3_PROJ,DIR3_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Tp << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Tp] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      ASM_LEG(Xm,Ym,PERMUTE_DIR3,DIR4_PROJ,DIR4_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Xm << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Xm] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      // DC ZVA test
+      // { uint64_t basestore = (uint64_t)&out[ss];
+      //   PREFETCH_RESULT_L2_STORE(basestore); }
+
+
+      ASM_LEG(Ym,Zm,PERMUTE_DIR2,DIR5_PROJ,DIR5_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Ym << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Ym] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      // DC ZVA test
+      //{ uint64_t basestore = (uint64_t)&out[ss];
+      //  PREFETCH_RESULT_L2_STORE(basestore); }
+
+
+      ASM_LEG(Zm,Tm,PERMUTE_DIR1,DIR6_PROJ,DIR6_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Zm << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Zm] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+      // DC ZVA test
+      //{ uint64_t basestore = (uint64_t)&out[ss];
+      //  PREFETCH_RESULT_L2_STORE(basestore); }
+
+
+      ASM_LEG(Tm,Xp,PERMUTE_DIR0,DIR7_PROJ,DIR7_RECON);
+
+#ifdef SHOW
+      std::cout << "Dir = " << Tm << "        "  << WHERE<< std::endl;
+
+      std::cout << "ent  nent  local  perm       = " << ent << "  " << nent << "  " << local << "  "  << perm << std::endl;
+      std::cout << "st.same_node[Dir] = " << st.same_node[Tm] << std::endl;
+      std::cout << "base              = " << (base - plocal)/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+#ifdef EXTERIOR
+      if (nmu==0) break;
+      //      if (nmu!=0) std::cout << "EXT "<<sU<<std::endl;
+#endif
+      base = (uint64_t) &out[ss];
+      basep= st.GetPFInfo(nent,plocal); ent++;
+      basep = (uint64_t) &out[ssn];
+      //PREFETCH_RESULT_L1_STORE(base);
+      RESULT(base,basep);
+
+#ifdef SHOW
+      std::cout << "Dir = FINAL        " <<  WHERE<< std::endl;;
+
+      base_ss = base;
+      std::cout << "base              = " << (base - (uint64_t) &out[0])/rescale << std::endl;
+      std::cout << "Basep             = " << (basep - plocal)/rescale << std::endl;
+      //printf("U                 = %llu\n", (uint64_t)&[sU](Dir));
+      std::cout << "----------------------------------------------------" << std::endl;
+#endif
+
+    }
+    ssU++;
+    UNLOCK_GAUGE(0);
+  }
+}
+
+#undef DIR0_PROJ
+#undef DIR1_PROJ
+#undef DIR2_PROJ
+#undef DIR3_PROJ
+#undef DIR4_PROJ
+#undef DIR5_PROJ
+#undef DIR6_PROJ
+#undef DIR7_PROJ
+#undef DIR0_RECON
+#undef DIR1_RECON
+#undef DIR2_RECON
+#undef DIR3_RECON
+#undef DIR4_RECON
+#undef DIR5_RECON
+#undef DIR6_RECON
+#undef DIR7_RECON
+#undef ASM_LEG
+#undef ASM_LEG_XP
+#undef RESULT

Grid/qcd/action/fermion/implementation/WilsonKernelsAsmImplementation.h

@@ -38,46 +38,46 @@ NAMESPACE_BEGIN(Grid);
 
 ///////////////////////////////////////////////////////////
 // Default to no assembler implementation
-// Will specialise to 
+// Will specialise to AVX512 if available
 ///////////////////////////////////////////////////////////
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-				  int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSite(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+				  int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }
 
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSiteDag(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }
 
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSiteInt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }
 
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-					int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSiteDagInt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+					int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }
 
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSiteExt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+				     int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }
 
 template<class Impl> void 
-WilsonKernels<Impl >::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-					int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
+WilsonKernels<Impl >::AsmDhopSiteDagExt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+					int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, const FermionFieldView &out)
 {
   assert(0);
 }

Grid/qcd/action/fermion/implementation/WilsonKernelsHandGparityImplementation.h

@@ -646,9 +646,14 @@ NAMESPACE_BEGIN(Grid);
   HAND_RESULT_EXT(ss,F)
 
 #define HAND_SPECIALISE_GPARITY(IMPL)					\
-  template<> void						\
-  WilsonKernels<IMPL>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
-				    int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void					\
+  WilsonKernels<IMPL>::HandDhopSiteSycl(StencilVector st_perm, StencilEntry *st_p, \
+					SiteDoubledGaugeField *U, SiteHalfSpinor * buf, \
+					int sF, int sU, const SiteSpinor *in, SiteSpinor *out) {} \
+  									\
+  template<> accelerator_inline void						\
+  WilsonKernels<IMPL>::HandDhopSite(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
+				    int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\
@@ -662,9 +667,9 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> void						\
-  WilsonKernels<IMPL>::HandDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
-				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void						\
+  WilsonKernels<IMPL>::HandDhopSiteDag(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
+				       int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\
@@ -678,9 +683,9 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_DAG(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> void						\
-  WilsonKernels<IMPL>::HandDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
-				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void						\
+  WilsonKernels<IMPL>::HandDhopSiteInt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
+				       int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\
@@ -694,9 +699,9 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_INT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> void						\
-  WilsonKernels<IMPL>::HandDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
-					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void						\
+  WilsonKernels<IMPL>::HandDhopSiteDagInt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
+					  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\
@@ -710,9 +715,9 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_DAG_INT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> void							\
-  WilsonKernels<IMPL>::HandDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
-				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void							\
+  WilsonKernels<IMPL>::HandDhopSiteExt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
+				       int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\
@@ -727,9 +732,9 @@ NAMESPACE_BEGIN(Grid);
     nmu = 0;								\
     HAND_DOP_SITE_EXT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
-  template<> void						\
-  WilsonKernels<IMPL>::HandDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
-					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
+  template<> accelerator_inline void						\
+  WilsonKernels<IMPL>::HandDhopSiteDagExt(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
+					  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out) \
   {									\
     typedef IMPL Impl;							\
     typedef typename Simd::scalar_type S;				\

Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.h

@@ -495,9 +495,9 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 
 NAMESPACE_BEGIN(Grid);
 
-template<class Impl> void 
-WilsonKernels<Impl>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
-				  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl> accelerator_inline void 
+WilsonKernels<Impl>::HandDhopSite(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+				  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
 // T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
   typedef typename Simd::scalar_type S;
@@ -519,9 +519,9 @@ WilsonKernels<Impl>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,Site
   HAND_RESULT(ss);
 }
 
-template<class Impl>
-void WilsonKernels<Impl>::HandDhopSiteDag(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl>  accelerator_inline
+void WilsonKernels<Impl>::HandDhopSiteDag(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+					  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;
@@ -542,9 +542,9 @@ void WilsonKernels<Impl>::HandDhopSiteDag(StencilView &st,DoubledGaugeFieldView
   HAND_RESULT(ss);
 }
 
-template<class Impl> void 
-WilsonKernels<Impl>::HandDhopSiteInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
-					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl>  accelerator_inline void 
+WilsonKernels<Impl>::HandDhopSiteInt(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+					  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
 // T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
   typedef typename Simd::scalar_type S;
@@ -566,9 +566,9 @@ WilsonKernels<Impl>::HandDhopSiteInt(StencilView &st,DoubledGaugeFieldView &U,Si
   HAND_RESULT(ss);
 }
 
-template<class Impl>
-void WilsonKernels<Impl>::HandDhopSiteDagInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl> accelerator_inline
+void WilsonKernels<Impl>::HandDhopSiteDagInt(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+						  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;
@@ -589,9 +589,9 @@ void WilsonKernels<Impl>::HandDhopSiteDagInt(StencilView &st,DoubledGaugeFieldVi
   HAND_RESULT(ss);
 }
 
-template<class Impl> void 
-WilsonKernels<Impl>::HandDhopSiteExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
-					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl>  accelerator_inline void 
+WilsonKernels<Impl>::HandDhopSiteExt(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+					  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
 // T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
   typedef typename Simd::scalar_type S;
@@ -614,9 +614,9 @@ WilsonKernels<Impl>::HandDhopSiteExt(StencilView &st,DoubledGaugeFieldView &U,Si
   HAND_RESULT_EXT(ss);
 }
 
-template<class Impl>
-void WilsonKernels<Impl>::HandDhopSiteDagExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
-						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+template<class Impl>  accelerator_inline
+void WilsonKernels<Impl>::HandDhopSiteDagExt(const StencilView &st,const DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+						  int ss,int sU,const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef typename Simd::scalar_type S;
   typedef typename Simd::vector_type V;
@@ -682,3 +682,4 @@ NAMESPACE_END(Grid);
 #undef HAND_RESULT
 #undef HAND_RESULT_INT
 #undef HAND_RESULT_EXT
+#undef HAND_DECLARATIONS

Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.h.debug

@@ -0,0 +1,943 @@
+    /*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: ./lib/qcd/action/fermion/WilsonKernelsHand.cc
+
+    Copyright (C) 2015
+
+Author: Peter Boyle <paboyle@ph.ed.ac.uk>
+Author: paboyle <paboyle@ph.ed.ac.uk>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+    *************************************************************************************/
+    /*  END LEGAL */
+
+#pragma once
+
+#include <Grid/qcd/action/fermion/FermionCore.h>
+
+
+#undef LOAD_CHIMU
+#undef LOAD_CHI
+#undef MULT_2SPIN
+#undef PERMUTE_DIR
+#undef XP_PROJ
+#undef YP_PROJ
+#undef ZP_PROJ
+#undef TP_PROJ
+#undef XM_PROJ
+#undef YM_PROJ
+#undef ZM_PROJ
+#undef TM_PROJ
+#undef XP_RECON
+#undef XP_RECON_ACCUM
+#undef XM_RECON
+#undef XM_RECON_ACCUM
+#undef YP_RECON_ACCUM
+#undef YM_RECON_ACCUM
+#undef ZP_RECON_ACCUM
+#undef ZM_RECON_ACCUM
+#undef TP_RECON_ACCUM
+#undef TM_RECON_ACCUM
+#undef ZERO_RESULT
+#undef Chimu_00
+#undef Chimu_01
+#undef Chimu_02
+#undef Chimu_10
+#undef Chimu_11
+#undef Chimu_12
+#undef Chimu_20
+#undef Chimu_21
+#undef Chimu_22
+#undef Chimu_30
+#undef Chimu_31
+#undef Chimu_32
+#undef HAND_STENCIL_LEG
+#undef HAND_STENCIL_LEG_INT
+#undef HAND_STENCIL_LEG_EXT
+#undef HAND_RESULT
+#undef HAND_RESULT_INT
+#undef HAND_RESULT_EXT
+
+#define REGISTER
+
+#define LOAD_CHIMU \
+  {const SiteSpinor & ref (in[offset]);	\
+    Chimu_00=ref()(0)(0);\
+    Chimu_01=ref()(0)(1);\
+    Chimu_02=ref()(0)(2);\
+    Chimu_10=ref()(1)(0);\
+    Chimu_11=ref()(1)(1);\
+    Chimu_12=ref()(1)(2);\
+    Chimu_20=ref()(2)(0);\
+    Chimu_21=ref()(2)(1);\
+    Chimu_22=ref()(2)(2);\
+    Chimu_30=ref()(3)(0);\
+    Chimu_31=ref()(3)(1);\
+    Chimu_32=ref()(3)(2);\
+    std::cout << std::endl << "DEBUG -- LOAD_CHIMU" << std::endl; \
+    std::cout << "Chimu_00 -- " <<  Chimu_00 << std::endl; \
+    std::cout << "Chimu_01 -- " <<  Chimu_01 << std::endl; \
+    std::cout << "Chimu_02 -- " <<  Chimu_02 << std::endl; \
+    std::cout << "Chimu_10 -- " <<  Chimu_10 << std::endl; \
+    std::cout << "Chimu_11 -- " <<  Chimu_11 << std::endl; \
+    std::cout << "Chimu_12 -- " <<  Chimu_12 << std::endl; \
+    std::cout << "Chimu_20 -- " <<  Chimu_20 << std::endl; \
+    std::cout << "Chimu_21 -- " <<  Chimu_21 << std::endl; \
+    std::cout << "Chimu_22 -- " <<  Chimu_22 << std::endl; \
+    std::cout << "Chimu_30 -- " <<  Chimu_30 << std::endl; \
+    std::cout << "Chimu_31 -- " <<  Chimu_31 << std::endl; \
+    std::cout << "Chimu_32 -- " <<  Chimu_32 << std::endl; \
+}
+
+#define LOAD_CHI\
+  {const SiteHalfSpinor &ref(buf[offset]);	\
+    Chi_00 = ref()(0)(0);\
+    Chi_01 = ref()(0)(1);\
+    Chi_02 = ref()(0)(2);\
+    Chi_10 = ref()(1)(0);\
+    Chi_11 = ref()(1)(1);\
+    Chi_12 = ref()(1)(2);\
+    std::cout << std::endl << "DEBUG -- LOAD_CHI" << std::endl; \
+    std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+    std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+    std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+    std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+    std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+    std::cout << "Chi_12 -- " <<  Chi_12 << std::endl; \
+  }
+
+// To splat or not to splat depends on the implementation
+#define MULT_2SPIN(A)\
+  {auto & ref(U[sU](A));			\
+   Impl::loadLinkElement(U_00,ref()(0,0));	\
+   Impl::loadLinkElement(U_10,ref()(1,0));	\
+   Impl::loadLinkElement(U_20,ref()(2,0));	\
+   Impl::loadLinkElement(U_01,ref()(0,1));	\
+   Impl::loadLinkElement(U_11,ref()(1,1));	\
+   Impl::loadLinkElement(U_21,ref()(2,1));	\
+    UChi_00 = U_00*Chi_00;\
+    UChi_10 = U_00*Chi_10;\
+    UChi_01 = U_10*Chi_00;\
+    UChi_11 = U_10*Chi_10;\
+    UChi_02 = U_20*Chi_00;\
+    UChi_12 = U_20*Chi_10;\
+    UChi_00+= U_01*Chi_01;\
+    UChi_10+= U_01*Chi_11;\
+    UChi_01+= U_11*Chi_01;\
+    UChi_11+= U_11*Chi_11;\
+    UChi_02+= U_21*Chi_01;\
+    UChi_12+= U_21*Chi_11;\
+    Impl::loadLinkElement(U_00,ref()(0,2));	\
+    Impl::loadLinkElement(U_10,ref()(1,2));	\
+    Impl::loadLinkElement(U_20,ref()(2,2));	\
+    UChi_00+= U_00*Chi_02;\
+    UChi_10+= U_00*Chi_12;\
+    UChi_01+= U_10*Chi_02;\
+    UChi_11+= U_10*Chi_12;\
+    UChi_02+= U_20*Chi_02;\
+    UChi_12+= U_20*Chi_12;\
+    std::cout << std::endl << "DEBUG -- MULT_2SPIN" << std::endl; \
+    std::cout << "UChi_00 -- " <<  UChi_00 << std::endl; \
+    std::cout << "UChi_01 -- " <<  UChi_01 << std::endl; \
+    std::cout << "UChi_02 -- " <<  UChi_02 << std::endl; \
+    std::cout << "UChi_10 -- " <<  UChi_10 << std::endl; \
+    std::cout << "UChi_11 -- " <<  UChi_11 << std::endl; \
+    std::cout << "UChi_12 -- " <<  UChi_12 << std::endl; \
+    }
+
+
+#define PERMUTE_DIR(dir)			\
+std::cout << std::endl << "DEBUG -- PERM PRE" << std::endl; \
+std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+std::cout << "Chi_12 -- " <<  Chi_12 << std::endl; \
+      permute##dir(Chi_00,Chi_00);\
+      permute##dir(Chi_01,Chi_01);\
+      permute##dir(Chi_02,Chi_02);\
+      permute##dir(Chi_10,Chi_10);\
+      permute##dir(Chi_11,Chi_11);\
+      permute##dir(Chi_12,Chi_12);\
+  std::cout << std::endl << "DEBUG -- PERM POST" << std::endl; \
+  std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+  std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+  std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+  std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+  std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+  std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+//      hspin(0)=fspin(0)+timesI(fspin(3));
+//      hspin(1)=fspin(1)+timesI(fspin(2));
+#define XP_PROJ \
+    Chi_00 = Chimu_00+timesI(Chimu_30);\
+    Chi_01 = Chimu_01+timesI(Chimu_31);\
+    Chi_02 = Chimu_02+timesI(Chimu_32);\
+    Chi_10 = Chimu_10+timesI(Chimu_20);\
+    Chi_11 = Chimu_11+timesI(Chimu_21);\
+    Chi_12 = Chimu_12+timesI(Chimu_22);\
+    std::cout << std::endl << "DEBUG -- XP_PROJ" << std::endl; \
+    std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+    std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+    std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+    std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+    std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+    std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define YP_PROJ \
+    Chi_00 = Chimu_00-Chimu_30;\
+    Chi_01 = Chimu_01-Chimu_31;\
+    Chi_02 = Chimu_02-Chimu_32;\
+    Chi_10 = Chimu_10+Chimu_20;\
+    Chi_11 = Chimu_11+Chimu_21;\
+    Chi_12 = Chimu_12+Chimu_22;\
+    std::cout << std::endl << "DEBUG -- YP_PROJ" << std::endl; \
+    std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+    std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+    std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+    std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+    std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+    std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define ZP_PROJ \
+  Chi_00 = Chimu_00+timesI(Chimu_20);		\
+  Chi_01 = Chimu_01+timesI(Chimu_21);		\
+  Chi_02 = Chimu_02+timesI(Chimu_22);		\
+  Chi_10 = Chimu_10-timesI(Chimu_30);		\
+  Chi_11 = Chimu_11-timesI(Chimu_31);		\
+  Chi_12 = Chimu_12-timesI(Chimu_32);\
+  std::cout << std::endl << "DEBUG -- ZP_PROJ" << std::endl; \
+  std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+  std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+  std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+  std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+  std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+  std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define TP_PROJ \
+  Chi_00 = Chimu_00+Chimu_20;		\
+  Chi_01 = Chimu_01+Chimu_21;		\
+  Chi_02 = Chimu_02+Chimu_22;		\
+  Chi_10 = Chimu_10+Chimu_30;		\
+  Chi_11 = Chimu_11+Chimu_31;		\
+  Chi_12 = Chimu_12+Chimu_32;\
+  std::cout << std::endl << "DEBUG -- TP_PROJ" << std::endl; \
+  std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+  std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+  std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+  std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+  std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+  std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+
+//      hspin(0)=fspin(0)-timesI(fspin(3));
+//      hspin(1)=fspin(1)-timesI(fspin(2));
+#define XM_PROJ \
+    Chi_00 = Chimu_00-timesI(Chimu_30);\
+    Chi_01 = Chimu_01-timesI(Chimu_31);\
+    Chi_02 = Chimu_02-timesI(Chimu_32);\
+    Chi_10 = Chimu_10-timesI(Chimu_20);\
+    Chi_11 = Chimu_11-timesI(Chimu_21);\
+    Chi_12 = Chimu_12-timesI(Chimu_22);\
+    std::cout << std::endl << "DEBUG -- XM_PROJ" << std::endl; \
+    std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+    std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+    std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+    std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+    std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+    std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define YM_PROJ \
+    Chi_00 = Chimu_00+Chimu_30;\
+    Chi_01 = Chimu_01+Chimu_31;\
+    Chi_02 = Chimu_02+Chimu_32;\
+    Chi_10 = Chimu_10-Chimu_20;\
+    Chi_11 = Chimu_11-Chimu_21;\
+    Chi_12 = Chimu_12-Chimu_22;\
+    std::cout << std::endl << "DEBUG -- YM_PROJ" << std::endl; \
+    std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+    std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+    std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+    std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+    std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+    std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define ZM_PROJ \
+  Chi_00 = Chimu_00-timesI(Chimu_20);		\
+  Chi_01 = Chimu_01-timesI(Chimu_21);		\
+  Chi_02 = Chimu_02-timesI(Chimu_22);		\
+  Chi_10 = Chimu_10+timesI(Chimu_30);		\
+  Chi_11 = Chimu_11+timesI(Chimu_31);		\
+  Chi_12 = Chimu_12+timesI(Chimu_32);\
+  std::cout << std::endl << "DEBUG -- ZM_PROJ" << std::endl; \
+  std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+  std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+  std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+  std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+  std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+  std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+#define TM_PROJ \
+  Chi_00 = Chimu_00-Chimu_20;		\
+  Chi_01 = Chimu_01-Chimu_21;		\
+  Chi_02 = Chimu_02-Chimu_22;		\
+  Chi_10 = Chimu_10-Chimu_30;		\
+  Chi_11 = Chimu_11-Chimu_31;		\
+  Chi_12 = Chimu_12-Chimu_32;\
+  std::cout << std::endl << "DEBUG -- TM_PROJ" << std::endl; \
+  std::cout << "Chi_00 -- " <<  Chi_00 << std::endl; \
+  std::cout << "Chi_01 -- " <<  Chi_01 << std::endl; \
+  std::cout << "Chi_02 -- " <<  Chi_02 << std::endl; \
+  std::cout << "Chi_10 -- " <<  Chi_10 << std::endl; \
+  std::cout << "Chi_11 -- " <<  Chi_11 << std::endl; \
+  std::cout << "Chi_12 -- " <<  Chi_12 << std::endl;
+
+//      fspin(0)=hspin(0);
+//      fspin(1)=hspin(1);
+//      fspin(2)=timesMinusI(hspin(1));
+//      fspin(3)=timesMinusI(hspin(0));
+#define XP_RECON\
+  result_00 = UChi_00;\
+  result_01 = UChi_01;\
+  result_02 = UChi_02;\
+  result_10 = UChi_10;\
+  result_11 = UChi_11;\
+  result_12 = UChi_12;\
+  result_20 = timesMinusI(UChi_10);\
+  result_21 = timesMinusI(UChi_11);\
+  result_22 = timesMinusI(UChi_12);\
+  result_30 = timesMinusI(UChi_00);\
+  result_31 = timesMinusI(UChi_01);\
+  result_32 = timesMinusI(UChi_02);\
+  std::cout << std::endl << "DEBUG -- XP_RECON" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define XP_RECON_ACCUM\
+  result_00+=UChi_00;\
+  result_01+=UChi_01;\
+  result_02+=UChi_02;\
+  result_10+=UChi_10;\
+  result_11+=UChi_11;\
+  result_12+=UChi_12;\
+  result_20-=timesI(UChi_10);\
+  result_21-=timesI(UChi_11);\
+  result_22-=timesI(UChi_12);\
+  result_30-=timesI(UChi_00);\
+  result_31-=timesI(UChi_01);\
+  result_32-=timesI(UChi_02);\
+  std::cout << std::endl << "DEBUG -- XP_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define XM_RECON\
+  result_00 = UChi_00;\
+  result_01 = UChi_01;\
+  result_02 = UChi_02;\
+  result_10 = UChi_10;\
+  result_11 = UChi_11;\
+  result_12 = UChi_12;\
+  result_20 = timesI(UChi_10);\
+  result_21 = timesI(UChi_11);\
+  result_22 = timesI(UChi_12);\
+  result_30 = timesI(UChi_00);\
+  result_31 = timesI(UChi_01);\
+  result_32 = timesI(UChi_02);\
+  std::cout << std::endl << "DEBUG -- XM_RECON" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define XM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= timesI(UChi_10);\
+  result_21+= timesI(UChi_11);\
+  result_22+= timesI(UChi_12);\
+  result_30+= timesI(UChi_00);\
+  result_31+= timesI(UChi_01);\
+  result_32+= timesI(UChi_02);\
+  std::cout << std::endl << "DEBUG -- XM_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define YP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= UChi_10;\
+  result_21+= UChi_11;\
+  result_22+= UChi_12;\
+  result_30-= UChi_00;\
+  result_31-= UChi_01;\
+  result_32-= UChi_02;\
+  std::cout << std::endl << "DEBUG -- YP_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define YM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= UChi_10;\
+  result_21-= UChi_11;\
+  result_22-= UChi_12;\
+  result_30+= UChi_00;\
+  result_31+= UChi_01;\
+  result_32+= UChi_02;\
+  std::cout << std::endl << "DEBUG -- YM_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define ZP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= timesI(UChi_00);			\
+  result_21-= timesI(UChi_01);			\
+  result_22-= timesI(UChi_02);			\
+  result_30+= timesI(UChi_10);			\
+  result_31+= timesI(UChi_11);			\
+  result_32+= timesI(UChi_12);\
+  std::cout << std::endl << "DEBUG -- ZP_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define ZM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= timesI(UChi_00);			\
+  result_21+= timesI(UChi_01);			\
+  result_22+= timesI(UChi_02);			\
+  result_30-= timesI(UChi_10);			\
+  result_31-= timesI(UChi_11);			\
+  result_32-= timesI(UChi_12);\
+  std::cout << std::endl << "DEBUG -- ZM_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define TP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= UChi_00;			\
+  result_21+= UChi_01;			\
+  result_22+= UChi_02;			\
+  result_30+= UChi_10;			\
+  result_31+= UChi_11;			\
+  result_32+= UChi_12;\
+  std::cout << std::endl << "DEBUG -- TP_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define TM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= UChi_00;	\
+  result_21-= UChi_01;	\
+  result_22-= UChi_02;	\
+  result_30-= UChi_10;	\
+  result_31-= UChi_11;	\
+  result_32-= UChi_12;\
+  std::cout << std::endl << "DEBUG -- TM_RECON_ACCUM" << std::endl; \
+  std::cout << "result_00 -- " <<  result_00 << std::endl; \
+  std::cout << "result_01 -- " <<  result_01 << std::endl; \
+  std::cout << "result_02 -- " <<  result_02 << std::endl; \
+  std::cout << "result_10 -- " <<  result_10 << std::endl; \
+  std::cout << "result_11 -- " <<  result_11 << std::endl; \
+  std::cout << "result_12 -- " <<  result_12 << std::endl; \
+  std::cout << "result_20 -- " <<  result_20 << std::endl; \
+  std::cout << "result_21 -- " <<  result_21 << std::endl; \
+  std::cout << "result_22 -- " <<  result_22 << std::endl; \
+  std::cout << "result_30 -- " <<  result_30 << std::endl; \
+  std::cout << "result_31 -- " <<  result_31 << std::endl; \
+  std::cout << "result_32 -- " <<  result_32 << std::endl;
+
+#define HAND_STENCIL_LEG(PROJ,PERM,DIR,RECON)	\
+  SE=st.GetEntry(ptype,DIR,ss);			\
+  offset = SE->_offset;				\
+  local  = SE->_is_local;			\
+  perm   = SE->_permute;			\
+  if ( local ) {				\
+    LOAD_CHIMU;					\
+    PROJ;					\
+    if ( perm) {				\
+      PERMUTE_DIR(PERM);			\
+    }						\
+  } else {					\
+    LOAD_CHI;					\
+  }						\
+  MULT_2SPIN(DIR);				\
+  RECON;
+
+#define HAND_STENCIL_LEG_INT(PROJ,PERM,DIR,RECON)	\
+  SE=st.GetEntry(ptype,DIR,ss);			\
+  offset = SE->_offset;				\
+  local  = SE->_is_local;			\
+  perm   = SE->_permute;			\
+  if ( local ) {				\
+    LOAD_CHIMU;					\
+    PROJ;					\
+    if ( perm) {				\
+      PERMUTE_DIR(PERM);			\
+    }						\
+  } else if ( st.same_node[DIR] ) {		\
+    LOAD_CHI;					\
+  }						\
+  if (local || st.same_node[DIR] ) {		\
+    MULT_2SPIN(DIR);				\
+    RECON;					\
+  }
+
+#define HAND_STENCIL_LEG_EXT(PROJ,PERM,DIR,RECON)	\
+  SE=st.GetEntry(ptype,DIR,ss);			\
+  offset = SE->_offset;				\
+  if((!SE->_is_local)&&(!st.same_node[DIR]) ) {	\
+    LOAD_CHI;					\
+    MULT_2SPIN(DIR);				\
+    RECON;					\
+    nmu++;					\
+  }
+
+#define HAND_RESULT(ss)				\
+  {						\
+    SiteSpinor & ref (out[ss]);		\
+    vstream(ref()(0)(0),result_00);		\
+    vstream(ref()(0)(1),result_01);		\
+    vstream(ref()(0)(2),result_02);		\
+    vstream(ref()(1)(0),result_10);		\
+    vstream(ref()(1)(1),result_11);		\
+    vstream(ref()(1)(2),result_12);		\
+    vstream(ref()(2)(0),result_20);		\
+    vstream(ref()(2)(1),result_21);		\
+    vstream(ref()(2)(2),result_22);		\
+    vstream(ref()(3)(0),result_30);		\
+    vstream(ref()(3)(1),result_31);		\
+    vstream(ref()(3)(2),result_32);		\
+    std::cout << std::endl << "DEBUG -- RESULT" << std::endl; \
+    std::cout << "result_00 -- " <<  result_00 << std::endl; \
+    std::cout << "result_01 -- " <<  result_01 << std::endl; \
+    std::cout << "result_02 -- " <<  result_02 << std::endl; \
+    std::cout << "result_10 -- " <<  result_10 << std::endl; \
+    std::cout << "result_11 -- " <<  result_11 << std::endl; \
+    std::cout << "result_12 -- " <<  result_12 << std::endl; \
+    std::cout << "result_20 -- " <<  result_20 << std::endl; \
+    std::cout << "result_21 -- " <<  result_21 << std::endl; \
+    std::cout << "result_22 -- " <<  result_22 << std::endl; \
+    std::cout << "result_30 -- " <<  result_30 << std::endl; \
+    std::cout << "result_31 -- " <<  result_31 << std::endl; \
+    std::cout << "result_32 -- " <<  result_32 << std::endl;\
+  }
+
+#define HAND_RESULT_EXT(ss)			\
+  if (nmu){					\
+    SiteSpinor & ref (out[ss]);		\
+    ref()(0)(0)+=result_00;		\
+    ref()(0)(1)+=result_01;		\
+    ref()(0)(2)+=result_02;		\
+    ref()(1)(0)+=result_10;		\
+    ref()(1)(1)+=result_11;		\
+    ref()(1)(2)+=result_12;		\
+    ref()(2)(0)+=result_20;		\
+    ref()(2)(1)+=result_21;		\
+    ref()(2)(2)+=result_22;		\
+    ref()(3)(0)+=result_30;		\
+    ref()(3)(1)+=result_31;		\
+    ref()(3)(2)+=result_32;		\
+    std::cout << std::endl << "DEBUG -- RESULT EXT" << std::endl; \
+    std::cout << "result_00 -- " <<  result_00 << std::endl; \
+    std::cout << "result_01 -- " <<  result_01 << std::endl; \
+    std::cout << "result_02 -- " <<  result_02 << std::endl; \
+    std::cout << "result_10 -- " <<  result_10 << std::endl; \
+    std::cout << "result_11 -- " <<  result_11 << std::endl; \
+    std::cout << "result_12 -- " <<  result_12 << std::endl; \
+    std::cout << "result_20 -- " <<  result_20 << std::endl; \
+    std::cout << "result_21 -- " <<  result_21 << std::endl; \
+    std::cout << "result_22 -- " <<  result_22 << std::endl; \
+    std::cout << "result_30 -- " <<  result_30 << std::endl; \
+    std::cout << "result_31 -- " <<  result_31 << std::endl; \
+    std::cout << "result_32 -- " <<  result_32 << std::endl;\
+  }
+
+
+#define HAND_DECLARATIONS(a)			\
+  Simd result_00;				\
+  Simd result_01;				\
+  Simd result_02;				\
+  Simd result_10;				\
+  Simd result_11;				\
+  Simd result_12;				\
+  Simd result_20;				\
+  Simd result_21;				\
+  Simd result_22;				\
+  Simd result_30;				\
+  Simd result_31;				\
+  Simd result_32;				\
+  Simd Chi_00;					\
+  Simd Chi_01;					\
+  Simd Chi_02;					\
+  Simd Chi_10;					\
+  Simd Chi_11;					\
+  Simd Chi_12;					\
+  Simd UChi_00;					\
+  Simd UChi_01;					\
+  Simd UChi_02;					\
+  Simd UChi_10;					\
+  Simd UChi_11;					\
+  Simd UChi_12;					\
+  Simd U_00;					\
+  Simd U_10;					\
+  Simd U_20;					\
+  Simd U_01;					\
+  Simd U_11;					\
+  Simd U_21;\
+  Simd debugreg;\
+  svbool_t pg1;        \
+  pg1 = svptrue_b64();        \
+
+#define ZERO_RESULT				\
+  result_00=Zero();				\
+  result_01=Zero();				\
+  result_02=Zero();				\
+  result_10=Zero();				\
+  result_11=Zero();				\
+  result_12=Zero();				\
+  result_20=Zero();				\
+  result_21=Zero();				\
+  result_22=Zero();				\
+  result_30=Zero();				\
+  result_31=Zero();				\
+  result_32=Zero();
+
+#define Chimu_00 Chi_00
+#define Chimu_01 Chi_01
+#define Chimu_02 Chi_02
+#define Chimu_10 Chi_10
+#define Chimu_11 Chi_11
+#define Chimu_12 Chi_12
+#define Chimu_20 UChi_00
+#define Chimu_21 UChi_01
+#define Chimu_22 UChi_02
+#define Chimu_30 UChi_10
+#define Chimu_31 UChi_11
+#define Chimu_32 UChi_12
+
+NAMESPACE_BEGIN(Grid);
+
+template<class Impl> void
+WilsonKernels<Impl>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+				  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+// T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  int offset,local,perm, ptype;
+  StencilEntry *SE;
+
+  HAND_STENCIL_LEG(XM_PROJ,3,Xp,XM_RECON);
+  HAND_STENCIL_LEG(YM_PROJ,2,Yp,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZM_PROJ,1,Zp,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG(TM_PROJ,0,Tp,TM_RECON_ACCUM);
+  HAND_STENCIL_LEG(XP_PROJ,3,Xm,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG(YP_PROJ,2,Ym,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZP_PROJ,1,Zm,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG(TP_PROJ,0,Tm,TP_RECON_ACCUM);
+  HAND_RESULT(ss);
+}
+
+template<class Impl>
+void WilsonKernels<Impl>::HandDhopSiteDag(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  StencilEntry *SE;
+  int offset,local,perm, ptype;
+
+  HAND_STENCIL_LEG(XP_PROJ,3,Xp,XP_RECON);
+  HAND_STENCIL_LEG(YP_PROJ,2,Yp,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZP_PROJ,1,Zp,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG(TP_PROJ,0,Tp,TP_RECON_ACCUM);
+  HAND_STENCIL_LEG(XM_PROJ,3,Xm,XM_RECON_ACCUM);
+  HAND_STENCIL_LEG(YM_PROJ,2,Ym,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZM_PROJ,1,Zm,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG(TM_PROJ,0,Tm,TM_RECON_ACCUM);
+  HAND_RESULT(ss);
+}
+
+template<class Impl> void
+WilsonKernels<Impl>::HandDhopSiteInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+// T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  int offset,local,perm, ptype;
+  StencilEntry *SE;
+  ZERO_RESULT;
+  HAND_STENCIL_LEG_INT(XM_PROJ,3,Xp,XM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(YM_PROJ,2,Yp,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(ZM_PROJ,1,Zp,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(TM_PROJ,0,Tp,TM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(XP_PROJ,3,Xm,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(YP_PROJ,2,Ym,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(ZP_PROJ,1,Zm,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(TP_PROJ,0,Tm,TP_RECON_ACCUM);
+  HAND_RESULT(ss);
+}
+
+template<class Impl>
+void WilsonKernels<Impl>::HandDhopSiteDagInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  StencilEntry *SE;
+  int offset,local,perm, ptype;
+  ZERO_RESULT;
+  HAND_STENCIL_LEG_INT(XP_PROJ,3,Xp,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(YP_PROJ,2,Yp,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(ZP_PROJ,1,Zp,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(TP_PROJ,0,Tp,TP_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(XM_PROJ,3,Xm,XM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(YM_PROJ,2,Ym,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(ZM_PROJ,1,Zm,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG_INT(TM_PROJ,0,Tm,TM_RECON_ACCUM);
+  HAND_RESULT(ss);
+}
+
+template<class Impl> void
+WilsonKernels<Impl>::HandDhopSiteExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
+					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+// T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  int offset, ptype;
+  StencilEntry *SE;
+  int nmu=0;
+  ZERO_RESULT;
+  HAND_STENCIL_LEG_EXT(XM_PROJ,3,Xp,XM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(YM_PROJ,2,Yp,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(ZM_PROJ,1,Zp,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(TM_PROJ,0,Tp,TM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(XP_PROJ,3,Xm,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(YP_PROJ,2,Ym,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(ZP_PROJ,1,Zm,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(TP_PROJ,0,Tm,TP_RECON_ACCUM);
+  HAND_RESULT_EXT(ss);
+}
+
+template<class Impl>
+void WilsonKernels<Impl>::HandDhopSiteDagExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
+						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
+{
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+
+  HAND_DECLARATIONS(ignore);
+
+  StencilEntry *SE;
+  int offset, ptype;
+  int nmu=0;
+  ZERO_RESULT;
+  HAND_STENCIL_LEG_EXT(XP_PROJ,3,Xp,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(YP_PROJ,2,Yp,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(ZP_PROJ,1,Zp,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(TP_PROJ,0,Tp,TP_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(XM_PROJ,3,Xm,XM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(YM_PROJ,2,Ym,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(ZM_PROJ,1,Zm,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG_EXT(TM_PROJ,0,Tm,TM_RECON_ACCUM);
+  HAND_RESULT_EXT(ss);
+}
+
+////////////// Wilson ; uses this implementation /////////////////////
+
+NAMESPACE_END(Grid);
+#undef LOAD_CHIMU
+#undef LOAD_CHI
+#undef MULT_2SPIN
+#undef PERMUTE_DIR
+#undef XP_PROJ
+#undef YP_PROJ
+#undef ZP_PROJ
+#undef TP_PROJ
+#undef XM_PROJ
+#undef YM_PROJ
+#undef ZM_PROJ
+#undef TM_PROJ
+#undef XP_RECON
+#undef XP_RECON_ACCUM
+#undef XM_RECON
+#undef XM_RECON_ACCUM
+#undef YP_RECON_ACCUM
+#undef YM_RECON_ACCUM
+#undef ZP_RECON_ACCUM
+#undef ZM_RECON_ACCUM
+#undef TP_RECON_ACCUM
+#undef TM_RECON_ACCUM
+#undef ZERO_RESULT
+#undef Chimu_00
+#undef Chimu_01
+#undef Chimu_02
+#undef Chimu_10
+#undef Chimu_11
+#undef Chimu_12
+#undef Chimu_20
+#undef Chimu_21
+#undef Chimu_22
+#undef Chimu_30
+#undef Chimu_31
+#undef Chimu_32
+#undef HAND_STENCIL_LEG
+#undef HAND_STENCIL_LEG_INT
+#undef HAND_STENCIL_LEG_EXT
+#undef HAND_RESULT
+#undef HAND_RESULT_INT
+#undef HAND_RESULT_EXT

Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementationSycl.h

@@ -0,0 +1,598 @@
+   /*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid 
+
+    Source file: ./lib/qcd/action/fermion/WilsonKernelsHand.cc
+
+    Copyright (C) 2015
+
+Author: Peter Boyle <paboyle@ph.ed.ac.uk>
+Author: paboyle <paboyle@ph.ed.ac.uk>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+    *************************************************************************************/
+    /*  END LEGAL */
+
+#pragma once
+
+#include <Grid/qcd/action/fermion/FermionCore.h>
+
+
+#undef LOAD_CHIMU  
+#undef LOAD_CHI 
+#undef MULT_2SPIN
+#undef PERMUTE_DIR
+#undef XP_PROJ  
+#undef YP_PROJ  
+#undef ZP_PROJ  
+#undef TP_PROJ  
+#undef XM_PROJ  
+#undef YM_PROJ  
+#undef ZM_PROJ  
+#undef TM_PROJ  
+#undef XP_RECON 
+#undef XP_RECON_ACCUM 
+#undef XM_RECON 
+#undef XM_RECON_ACCUM 
+#undef YP_RECON_ACCUM 
+#undef YM_RECON_ACCUM 
+#undef ZP_RECON_ACCUM 
+#undef ZM_RECON_ACCUM 
+#undef TP_RECON_ACCUM 
+#undef TM_RECON_ACCUM 
+#undef ZERO_RESULT				 
+#undef Chimu_00
+#undef Chimu_01
+#undef Chimu_02
+#undef Chimu_10
+#undef Chimu_11
+#undef Chimu_12
+#undef Chimu_20
+#undef Chimu_21
+#undef Chimu_22
+#undef Chimu_30
+#undef Chimu_31
+#undef Chimu_32
+#undef HAND_STENCIL_LEG
+#undef HAND_STENCIL_LEG_INT
+#undef HAND_STENCIL_LEG_EXT
+#undef HAND_RESULT
+#undef HAND_RESULT_INT
+#undef HAND_RESULT_EXT
+
+#define REGISTER
+
+#ifdef GRID_SIMT
+#define LOAD_CHIMU(ptype)		\
+  {const SiteSpinor & ref (in[offset]);	\
+    Chimu_00=coalescedReadPermute<ptype>(ref()(0)(0),perm);	\
+    Chimu_01=coalescedReadPermute<ptype>(ref()(0)(1),perm);	\
+    Chimu_02=coalescedReadPermute<ptype>(ref()(0)(2),perm);	\
+    Chimu_10=coalescedReadPermute<ptype>(ref()(1)(0),perm);	\
+    Chimu_11=coalescedReadPermute<ptype>(ref()(1)(1),perm);	\
+    Chimu_12=coalescedReadPermute<ptype>(ref()(1)(2),perm);	\
+    Chimu_20=coalescedReadPermute<ptype>(ref()(2)(0),perm);	\
+    Chimu_21=coalescedReadPermute<ptype>(ref()(2)(1),perm);	\
+    Chimu_22=coalescedReadPermute<ptype>(ref()(2)(2),perm);	\
+    Chimu_30=coalescedReadPermute<ptype>(ref()(3)(0),perm);	\
+    Chimu_31=coalescedReadPermute<ptype>(ref()(3)(1),perm);	\
+    Chimu_32=coalescedReadPermute<ptype>(ref()(3)(2),perm);	}
+
+#define PERMUTE_DIR(dir) ;
+#else
+#define LOAD_CHIMU(ptype)		\
+  {const SiteSpinor & ref (in[offset]);	\
+    Chimu_00=coalescedRead(ref()(0)(0));	\
+    Chimu_01=coalescedRead(ref()(0)(1));	\
+    Chimu_02=coalescedRead(ref()(0)(2));	\
+    Chimu_10=coalescedRead(ref()(1)(0));	\
+    Chimu_11=coalescedRead(ref()(1)(1));	\
+    Chimu_12=coalescedRead(ref()(1)(2));	\
+    Chimu_20=coalescedRead(ref()(2)(0));	\
+    Chimu_21=coalescedRead(ref()(2)(1));	\
+    Chimu_22=coalescedRead(ref()(2)(2));	\
+    Chimu_30=coalescedRead(ref()(3)(0));	\
+    Chimu_31=coalescedRead(ref()(3)(1));	\
+    Chimu_32=coalescedRead(ref()(3)(2));	}
+
+#define PERMUTE_DIR(dir)			\
+  permute##dir(Chi_00,Chi_00);	\
+      permute##dir(Chi_01,Chi_01);\
+      permute##dir(Chi_02,Chi_02);\
+      permute##dir(Chi_10,Chi_10);	\
+      permute##dir(Chi_11,Chi_11);\
+      permute##dir(Chi_12,Chi_12);
+#endif
+
+#define MULT_2SPIN(A)\
+  {auto & ref(U[sU](A));					\
+  U_00=coalescedRead(ref()(0,0));				\
+  U_10=coalescedRead(ref()(1,0));					\
+  U_20=coalescedRead(ref()(2,0));					\
+  U_01=coalescedRead(ref()(0,1));					\
+  U_11=coalescedRead(ref()(1,1));					\
+  U_21=coalescedRead(ref()(2,1));					\
+    UChi_00 = U_00*Chi_00;					\
+    UChi_10 = U_00*Chi_10;					\
+    UChi_01 = U_10*Chi_00;					\
+    UChi_11 = U_10*Chi_10;					\
+    UChi_02 = U_20*Chi_00;					\
+    UChi_12 = U_20*Chi_10;					\
+    UChi_00+= U_01*Chi_01;					\
+    UChi_10+= U_01*Chi_11;					\
+    UChi_01+= U_11*Chi_01;					\
+    UChi_11+= U_11*Chi_11;					\
+    UChi_02+= U_21*Chi_01;					\
+    UChi_12+= U_21*Chi_11;					\
+    U_00=coalescedRead(ref()(0,2));				\
+    U_10=coalescedRead(ref()(1,2));				\
+    U_20=coalescedRead(ref()(2,2));				\
+    UChi_00+= U_00*Chi_02;					\
+    UChi_10+= U_00*Chi_12;					\
+    UChi_01+= U_10*Chi_02;					\
+    UChi_11+= U_10*Chi_12;					\
+    UChi_02+= U_20*Chi_02;					\
+    UChi_12+= U_20*Chi_12;}
+
+#define LOAD_CHI				\
+  {const SiteHalfSpinor &ref(buf[offset]);	\
+    Chi_00 = coalescedRead(ref()(0)(0));	\
+    Chi_01 = coalescedRead(ref()(0)(1));	\
+    Chi_02 = coalescedRead(ref()(0)(2));	\
+    Chi_10 = coalescedRead(ref()(1)(0));	\
+    Chi_11 = coalescedRead(ref()(1)(1));	\
+    Chi_12 = coalescedRead(ref()(1)(2));}
+
+//      hspin(0)=fspin(0)+timesI(fspin(3));
+//      hspin(1)=fspin(1)+timesI(fspin(2));
+#define XP_PROJ \
+    Chi_00 = Chimu_00+timesI(Chimu_30);\
+    Chi_01 = Chimu_01+timesI(Chimu_31);\
+    Chi_02 = Chimu_02+timesI(Chimu_32);\
+    Chi_10 = Chimu_10+timesI(Chimu_20);\
+    Chi_11 = Chimu_11+timesI(Chimu_21);\
+    Chi_12 = Chimu_12+timesI(Chimu_22);
+
+#define YP_PROJ \
+    Chi_00 = Chimu_00-Chimu_30;\
+    Chi_01 = Chimu_01-Chimu_31;\
+    Chi_02 = Chimu_02-Chimu_32;\
+    Chi_10 = Chimu_10+Chimu_20;\
+    Chi_11 = Chimu_11+Chimu_21;\
+    Chi_12 = Chimu_12+Chimu_22;
+
+#define ZP_PROJ \
+  Chi_00 = Chimu_00+timesI(Chimu_20);		\
+  Chi_01 = Chimu_01+timesI(Chimu_21);		\
+  Chi_02 = Chimu_02+timesI(Chimu_22);		\
+  Chi_10 = Chimu_10-timesI(Chimu_30);		\
+  Chi_11 = Chimu_11-timesI(Chimu_31);		\
+  Chi_12 = Chimu_12-timesI(Chimu_32);
+
+#define TP_PROJ \
+  Chi_00 = Chimu_00+Chimu_20;		\
+  Chi_01 = Chimu_01+Chimu_21;		\
+  Chi_02 = Chimu_02+Chimu_22;		\
+  Chi_10 = Chimu_10+Chimu_30;		\
+  Chi_11 = Chimu_11+Chimu_31;		\
+  Chi_12 = Chimu_12+Chimu_32;
+
+
+//      hspin(0)=fspin(0)-timesI(fspin(3));
+//      hspin(1)=fspin(1)-timesI(fspin(2));
+#define XM_PROJ \
+    Chi_00 = Chimu_00-timesI(Chimu_30);\
+    Chi_01 = Chimu_01-timesI(Chimu_31);\
+    Chi_02 = Chimu_02-timesI(Chimu_32);\
+    Chi_10 = Chimu_10-timesI(Chimu_20);\
+    Chi_11 = Chimu_11-timesI(Chimu_21);\
+    Chi_12 = Chimu_12-timesI(Chimu_22);
+
+#define YM_PROJ \
+    Chi_00 = Chimu_00+Chimu_30;\
+    Chi_01 = Chimu_01+Chimu_31;\
+    Chi_02 = Chimu_02+Chimu_32;\
+    Chi_10 = Chimu_10-Chimu_20;\
+    Chi_11 = Chimu_11-Chimu_21;\
+    Chi_12 = Chimu_12-Chimu_22;
+
+#define ZM_PROJ \
+  Chi_00 = Chimu_00-timesI(Chimu_20);		\
+  Chi_01 = Chimu_01-timesI(Chimu_21);		\
+  Chi_02 = Chimu_02-timesI(Chimu_22);		\
+  Chi_10 = Chimu_10+timesI(Chimu_30);		\
+  Chi_11 = Chimu_11+timesI(Chimu_31);		\
+  Chi_12 = Chimu_12+timesI(Chimu_32);
+
+#define TM_PROJ \
+  Chi_00 = Chimu_00-Chimu_20;		\
+  Chi_01 = Chimu_01-Chimu_21;		\
+  Chi_02 = Chimu_02-Chimu_22;		\
+  Chi_10 = Chimu_10-Chimu_30;		\
+  Chi_11 = Chimu_11-Chimu_31;		\
+  Chi_12 = Chimu_12-Chimu_32;
+
+//      fspin(0)=hspin(0);
+//      fspin(1)=hspin(1);
+//      fspin(2)=timesMinusI(hspin(1));
+//      fspin(3)=timesMinusI(hspin(0));
+#define XP_RECON\
+  result_00 = UChi_00;\
+  result_01 = UChi_01;\
+  result_02 = UChi_02;\
+  result_10 = UChi_10;\
+  result_11 = UChi_11;\
+  result_12 = UChi_12;\
+  result_20 = timesMinusI(UChi_10);\
+  result_21 = timesMinusI(UChi_11);\
+  result_22 = timesMinusI(UChi_12);\
+  result_30 = timesMinusI(UChi_00);\
+  result_31 = timesMinusI(UChi_01);\
+  result_32 = timesMinusI(UChi_02);
+
+#define XP_RECON_ACCUM\
+  result_00+=UChi_00;\
+  result_01+=UChi_01;\
+  result_02+=UChi_02;\
+  result_10+=UChi_10;\
+  result_11+=UChi_11;\
+  result_12+=UChi_12;\
+  result_20-=timesI(UChi_10);\
+  result_21-=timesI(UChi_11);\
+  result_22-=timesI(UChi_12);\
+  result_30-=timesI(UChi_00);\
+  result_31-=timesI(UChi_01);\
+  result_32-=timesI(UChi_02);
+
+#define XM_RECON\
+  result_00 = UChi_00;\
+  result_01 = UChi_01;\
+  result_02 = UChi_02;\
+  result_10 = UChi_10;\
+  result_11 = UChi_11;\
+  result_12 = UChi_12;\
+  result_20 = timesI(UChi_10);\
+  result_21 = timesI(UChi_11);\
+  result_22 = timesI(UChi_12);\
+  result_30 = timesI(UChi_00);\
+  result_31 = timesI(UChi_01);\
+  result_32 = timesI(UChi_02);
+
+#define XM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= timesI(UChi_10);\
+  result_21+= timesI(UChi_11);\
+  result_22+= timesI(UChi_12);\
+  result_30+= timesI(UChi_00);\
+  result_31+= timesI(UChi_01);\
+  result_32+= timesI(UChi_02);
+
+#define YP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= UChi_10;\
+  result_21+= UChi_11;\
+  result_22+= UChi_12;\
+  result_30-= UChi_00;\
+  result_31-= UChi_01;\
+  result_32-= UChi_02;
+
+#define YM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= UChi_10;\
+  result_21-= UChi_11;\
+  result_22-= UChi_12;\
+  result_30+= UChi_00;\
+  result_31+= UChi_01;\
+  result_32+= UChi_02;
+
+#define ZP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= timesI(UChi_00);			\
+  result_21-= timesI(UChi_01);			\
+  result_22-= timesI(UChi_02);			\
+  result_30+= timesI(UChi_10);			\
+  result_31+= timesI(UChi_11);			\
+  result_32+= timesI(UChi_12);
+
+#define ZM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= timesI(UChi_00);			\
+  result_21+= timesI(UChi_01);			\
+  result_22+= timesI(UChi_02);			\
+  result_30-= timesI(UChi_10);			\
+  result_31-= timesI(UChi_11);			\
+  result_32-= timesI(UChi_12);
+
+#define TP_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20+= UChi_00;			\
+  result_21+= UChi_01;			\
+  result_22+= UChi_02;			\
+  result_30+= UChi_10;			\
+  result_31+= UChi_11;			\
+  result_32+= UChi_12;
+
+#define TM_RECON_ACCUM\
+  result_00+= UChi_00;\
+  result_01+= UChi_01;\
+  result_02+= UChi_02;\
+  result_10+= UChi_10;\
+  result_11+= UChi_11;\
+  result_12+= UChi_12;\
+  result_20-= UChi_00;	\
+  result_21-= UChi_01;	\
+  result_22-= UChi_02;	\
+  result_30-= UChi_10;	\
+  result_31-= UChi_11;	\
+  result_32-= UChi_12;
+
+#define HAND_STENCIL_LEGA(PROJ,PERM,DIR,RECON)	\
+  SE=&st_p[DIR+8*ss];			\
+  ptype=st_perm[DIR];			\
+  offset = SE->_offset;				\
+  local  = SE->_is_local;			\
+  perm   = SE->_permute;			\
+  if ( local ) {				\
+    LOAD_CHIMU(PERM);				\
+    PROJ;					\
+    if ( perm) {				\
+      PERMUTE_DIR(PERM);			\
+    }						\
+  } else {					\
+    LOAD_CHI;					\
+  }						\
+  MULT_2SPIN(DIR);				\
+  RECON;					
+
+#define HAND_STENCIL_LEG(PROJ,PERM,DIR,RECON)	\
+  SE=&st_p[DIR+8*ss];			\
+  ptype=st_perm[DIR];			\
+  offset = SE->_offset;				\
+  local  = SE->_is_local;			\
+  perm   = SE->_permute;			\
+  LOAD_CHIMU(PERM);				\
+  PROJ;						\
+  MULT_2SPIN(DIR);				\
+  RECON;					
+
+
+#define HAND_STENCIL_LEG_INT(PROJ,PERM,DIR,RECON)	\
+  SE=&st_p[DIR+8*ss];					\
+  ptype=st_perm[DIR];					\
+  offset = SE->_offset;				\
+  local  = SE->_is_local;			\
+  perm   = SE->_permute;			\
+  if ( local ) {				\
+    LOAD_CHIMU;					\
+    PROJ;					\
+    if ( perm) {				\
+      PERMUTE_DIR(PERM);			\
+    }						\
+  } else if ( st.same_node[DIR] ) {		\
+    LOAD_CHI;					\
+  }						\
+  if (local || st.same_node[DIR] ) {		\
+    MULT_2SPIN(DIR);				\
+    RECON;					\
+  }
+
+#define HAND_STENCIL_LEG_EXT(PROJ,PERM,DIR,RECON)	\
+  SE=st.GetEntry(ptype,DIR,ss);			\
+  offset = SE->_offset;				\
+  if((!SE->_is_local)&&(!st.same_node[DIR]) ) {	\
+    LOAD_CHI;					\
+    MULT_2SPIN(DIR);				\
+    RECON;					\
+    nmu++;					\
+  }
+
+#define HAND_RESULT(ss)				\
+  {						\
+    SiteSpinor & ref (out[ss]);			\
+    coalescedWrite(ref()(0)(0),result_00);		\
+    coalescedWrite(ref()(0)(1),result_01);		\
+    coalescedWrite(ref()(0)(2),result_02);		\
+    coalescedWrite(ref()(1)(0),result_10);		\
+    coalescedWrite(ref()(1)(1),result_11);		\
+    coalescedWrite(ref()(1)(2),result_12);		\
+    coalescedWrite(ref()(2)(0),result_20);		\
+    coalescedWrite(ref()(2)(1),result_21);		\
+    coalescedWrite(ref()(2)(2),result_22);		\
+    coalescedWrite(ref()(3)(0),result_30);		\
+    coalescedWrite(ref()(3)(1),result_31);		\
+    coalescedWrite(ref()(3)(2),result_32);		\
+  }
+
+#define HAND_RESULT_EXT(ss)			\
+  if (nmu){					\
+    SiteSpinor & ref (out[ss]);		\
+    ref()(0)(0)+=result_00;		\
+    ref()(0)(1)+=result_01;		\
+    ref()(0)(2)+=result_02;		\
+    ref()(1)(0)+=result_10;		\
+    ref()(1)(1)+=result_11;		\
+    ref()(1)(2)+=result_12;		\
+    ref()(2)(0)+=result_20;		\
+    ref()(2)(1)+=result_21;		\
+    ref()(2)(2)+=result_22;		\
+    ref()(3)(0)+=result_30;		\
+    ref()(3)(1)+=result_31;		\
+    ref()(3)(2)+=result_32;		\
+  }
+
+#define HAND_DECLARATIONS(Simd)			\
+  Simd result_00;				\
+  Simd result_01;				\
+  Simd result_02;				\
+  Simd result_10;				\
+  Simd result_11;				\
+  Simd result_12;				\
+  Simd result_20;				\
+  Simd result_21;				\
+  Simd result_22;				\
+  Simd result_30;				\
+  Simd result_31;				\
+  Simd result_32;				\
+  Simd Chi_00;					\
+  Simd Chi_01;					\
+  Simd Chi_02;					\
+  Simd Chi_10;					\
+  Simd Chi_11;					\
+  Simd Chi_12;					\
+  Simd UChi_00;					\
+  Simd UChi_01;					\
+  Simd UChi_02;					\
+  Simd UChi_10;					\
+  Simd UChi_11;					\
+  Simd UChi_12;					\
+  Simd U_00;					\
+  Simd U_10;					\
+  Simd U_20;					\
+  Simd U_01;					\
+  Simd U_11;					\
+  Simd U_21;
+
+#define ZERO_RESULT				\
+  result_00=Zero();				\
+  result_01=Zero();				\
+  result_02=Zero();				\
+  result_10=Zero();				\
+  result_11=Zero();				\
+  result_12=Zero();				\
+  result_20=Zero();				\
+  result_21=Zero();				\
+  result_22=Zero();				\
+  result_30=Zero();				\
+  result_31=Zero();				\
+  result_32=Zero();			
+
+#define Chimu_00 Chi_00
+#define Chimu_01 Chi_01
+#define Chimu_02 Chi_02
+#define Chimu_10 Chi_10
+#define Chimu_11 Chi_11
+#define Chimu_12 Chi_12
+#define Chimu_20 UChi_00
+#define Chimu_21 UChi_01
+#define Chimu_22 UChi_02
+#define Chimu_30 UChi_10
+#define Chimu_31 UChi_11
+#define Chimu_32 UChi_12
+
+NAMESPACE_BEGIN(Grid);
+
+template<class Impl> accelerator_inline void 
+WilsonKernels<Impl>::HandDhopSiteSycl(StencilVector st_perm,StencilEntry *st_p, SiteDoubledGaugeField *U,SiteHalfSpinor  *buf,
+				      int ss,int sU,const SiteSpinor *in, SiteSpinor *out)
+{
+// T==0, Z==1, Y==2, Z==3 expect 1,2,2,2 simd layout etc...
+  typedef typename Simd::scalar_type S;
+  typedef typename Simd::vector_type V;
+  typedef iSinglet<Simd> vCplx;
+  //  typedef decltype( coalescedRead( vCplx()()() )) Simt;
+  typedef decltype( coalescedRead( in[0]()(0)(0) )) Simt;
+
+  HAND_DECLARATIONS(Simt);
+
+  int offset,local,perm, ptype;
+  StencilEntry *SE;
+  HAND_STENCIL_LEG(XM_PROJ,3,Xp,XM_RECON);
+  HAND_STENCIL_LEG(YM_PROJ,2,Yp,YM_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZM_PROJ,1,Zp,ZM_RECON_ACCUM);
+  HAND_STENCIL_LEG(TM_PROJ,0,Tp,TM_RECON_ACCUM);
+  HAND_STENCIL_LEG(XP_PROJ,3,Xm,XP_RECON_ACCUM);
+  HAND_STENCIL_LEG(YP_PROJ,2,Ym,YP_RECON_ACCUM);
+  HAND_STENCIL_LEG(ZP_PROJ,1,Zm,ZP_RECON_ACCUM);
+  HAND_STENCIL_LEG(TP_PROJ,0,Tm,TP_RECON_ACCUM);
+  HAND_RESULT(ss);
+}
+
+////////////// Wilson ; uses this implementation /////////////////////
+
+NAMESPACE_END(Grid);
+#undef LOAD_CHIMU  
+#undef LOAD_CHI 
+#undef MULT_2SPIN
+#undef PERMUTE_DIR
+#undef XP_PROJ  
+#undef YP_PROJ  
+#undef ZP_PROJ  
+#undef TP_PROJ  
+#undef XM_PROJ  
+#undef YM_PROJ  
+#undef ZM_PROJ  
+#undef TM_PROJ  
+#undef XP_RECON 
+#undef XP_RECON_ACCUM 
+#undef XM_RECON 
+#undef XM_RECON_ACCUM 
+#undef YP_RECON_ACCUM 
+#undef YM_RECON_ACCUM 
+#undef ZP_RECON_ACCUM 
+#undef ZM_RECON_ACCUM 
+#undef TP_RECON_ACCUM 
+#undef TM_RECON_ACCUM 
+#undef ZERO_RESULT				 
+#undef Chimu_00
+#undef Chimu_01
+#undef Chimu_02
+#undef Chimu_10
+#undef Chimu_11
+#undef Chimu_12
+#undef Chimu_20
+#undef Chimu_21
+#undef Chimu_22
+#undef Chimu_30
+#undef Chimu_31
+#undef Chimu_32
+#undef HAND_STENCIL_LEG
+#undef HAND_STENCIL_LEG_INT
+#undef HAND_STENCIL_LEG_EXT
+#undef HAND_RESULT
+#undef HAND_RESULT_INT
+#undef HAND_RESULT_EXT
+#undef HAND_DECLARATIONS

Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h

@@ -43,11 +43,11 @@ NAMESPACE_BEGIN(Grid);
 accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
 {
 #ifdef GRID_SIMT
-  static_assert(sizeof(StencilEntry)==sizeof(uint4),"Unexpected Stencil Entry Size"); 
+  static_assert(sizeof(StencilEntry)==sizeof(uint4),"Unexpected Stencil Entry Size");
   uint4 * mem_pun  = (uint4 *)mem; // force 128 bit loads
   uint4 * chip_pun = (uint4 *)&chip;
   * chip_pun = * mem_pun;
-#else 
+#else
   chip = *mem;
 #endif
   return;
@@ -66,7 +66,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
   acceleratorSynchronise();						\
   Impl::multLink(Uchi, U[sU], chi, Dir, SE, st);		\
   Recon(result, Uchi);
-  
+
 #define GENERIC_STENCIL_LEG_INT(Dir,spProj,Recon)		\
   SE = st.GetEntry(ptype, Dir, sF);				\
   if (SE->_is_local) {						\
@@ -81,7 +81,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
     Impl::multLink(Uchi, U[sU], chi, Dir, SE, st);		\
     Recon(result, Uchi);					\
   }								\
-  acceleratorSynchronise();						
+  acceleratorSynchronise();
 
 #define GENERIC_STENCIL_LEG_EXT(Dir,spProj,Recon)		\
   SE = st.GetEntry(ptype, Dir, sF);				\
@@ -91,7 +91,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
     Recon(result, Uchi);					\
     nmu++;							\
   }								\
-  acceleratorSynchronise();						
+  acceleratorSynchronise();
 
 #define GENERIC_DHOPDIR_LEG_BODY(Dir,spProj,Recon)		\
     if (SE->_is_local ) {					\
@@ -103,7 +103,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
     }								\
     acceleratorSynchronise();					\
     Impl::multLink(Uchi, U[sU], chi, dir, SE, st);		\
-    Recon(result, Uchi);					
+    Recon(result, Uchi);
 
 #define GENERIC_DHOPDIR_LEG(Dir,spProj,Recon)			\
   if (gamma == Dir) {						\
@@ -114,10 +114,10 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
   ////////////////////////////////////////////////////////////////////
   // All legs kernels ; comms then compute
   ////////////////////////////////////////////////////////////////////
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U,
-					     SiteHalfSpinor *buf, int sF,
-					     int sU, const FermionFieldView &in, FermionFieldView &out)
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSiteDag(const StencilView &st, const DoubledGaugeFieldView &U,
+ 					     SiteHalfSpinor *buf, int sF,
+					     int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0]))   calcHalfSpinor;
   typedef decltype(coalescedRead(in[0])) calcSpinor;
@@ -140,10 +140,10 @@ void WilsonKernels<Impl>::GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldV
   coalescedWrite(out[sF],result,lane);
 };
 
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSite(StencilView &st, DoubledGaugeFieldView &U,
-					  SiteHalfSpinor *buf, int sF,
-					  int sU, const FermionFieldView &in, FermionFieldView &out) 
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSite(const StencilView &st, const DoubledGaugeFieldView &U,
+ 					  SiteHalfSpinor *buf, int sF,
+					  int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -169,10 +169,10 @@ void WilsonKernels<Impl>::GenericDhopSite(StencilView &st, DoubledGaugeFieldView
   ////////////////////////////////////////////////////////////////////
   // Interior kernels
   ////////////////////////////////////////////////////////////////////
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFieldView &U,
-						SiteHalfSpinor *buf, int sF,
-						int sU, const FermionFieldView &in, FermionFieldView &out)
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSiteDagInt(const StencilView &st, const DoubledGaugeFieldView &U,
+ 						SiteHalfSpinor *buf, int sF,
+						int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -197,10 +197,10 @@ void WilsonKernels<Impl>::GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFi
   coalescedWrite(out[sF], result,lane);
 };
 
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSiteInt(StencilView &st,  DoubledGaugeFieldView &U,
-							 SiteHalfSpinor *buf, int sF,
-							 int sU, const FermionFieldView &in, FermionFieldView &out) 
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSiteInt(const StencilView &st, const DoubledGaugeFieldView &U,
+					     SiteHalfSpinor *buf, int sF,
+					     int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -227,10 +227,10 @@ void WilsonKernels<Impl>::GenericDhopSiteInt(StencilView &st,  DoubledGaugeField
 ////////////////////////////////////////////////////////////////////
 // Exterior kernels
 ////////////////////////////////////////////////////////////////////
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSiteDagExt(StencilView &st,  DoubledGaugeFieldView &U,
-						SiteHalfSpinor *buf, int sF,
-						int sU, const FermionFieldView &in, FermionFieldView &out)
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSiteDagExt(const StencilView &st, const DoubledGaugeFieldView &U,
+ 						SiteHalfSpinor *buf, int sF,
+						int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -251,17 +251,17 @@ void WilsonKernels<Impl>::GenericDhopSiteDagExt(StencilView &st,  DoubledGaugeFi
   GENERIC_STENCIL_LEG_EXT(Ym,spProjYm,accumReconYm);
   GENERIC_STENCIL_LEG_EXT(Zm,spProjZm,accumReconZm);
   GENERIC_STENCIL_LEG_EXT(Tm,spProjTm,accumReconTm);
-  if ( nmu ) { 
+  if ( nmu ) {
     auto out_t = coalescedRead(out[sF],lane);
     out_t = out_t + result;
     coalescedWrite(out[sF],out_t,lane);
   }
 };
 
-template <class Impl>
-void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeFieldView &U,
-					     SiteHalfSpinor *buf, int sF,
-					     int sU, const FermionFieldView &in, FermionFieldView &out) 
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::GenericDhopSiteExt(const StencilView &st, const DoubledGaugeFieldView &U,
+ 					     SiteHalfSpinor *buf, int sF,
+					     int sU, const FermionFieldView &in, const FermionFieldView &out)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -282,7 +282,7 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
   GENERIC_STENCIL_LEG_EXT(Yp,spProjYm,accumReconYm);
   GENERIC_STENCIL_LEG_EXT(Zp,spProjZm,accumReconZm);
   GENERIC_STENCIL_LEG_EXT(Tp,spProjTm,accumReconTm);
-  if ( nmu ) { 
+  if ( nmu ) {
     auto out_t = coalescedRead(out[sF],lane);
     out_t = out_t + result;
     coalescedWrite(out[sF],out_t,lane);
@@ -290,9 +290,9 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
 };
 
 #define DhopDirMacro(Dir,spProj,spRecon)	\
-  template <class Impl>							\
-  void WilsonKernels<Impl>::DhopDir##Dir(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, int sF, \
-					 int sU, const FermionFieldView &in, FermionFieldView &out, int dir) \
+  template <class Impl> accelerator_inline				\
+  void WilsonKernels<Impl>::DhopDir##Dir(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf, int sF, \
+					 int sU, const FermionFieldView &in, const FermionFieldView &out, int dir) \
   {									\
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;		\
   typedef decltype(coalescedRead(in[0]))  calcSpinor;			\
@@ -302,12 +302,12 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
   StencilEntry *SE;							\
   int ptype;								\
   const int Nsimd = SiteHalfSpinor::Nsimd();				\
-  const int lane=acceleratorSIMTlane(Nsimd);					\
-									\
+  const int lane=acceleratorSIMTlane(Nsimd);				\
+  									\
   SE = st.GetEntry(ptype, dir, sF);					\
   GENERIC_DHOPDIR_LEG_BODY(Dir,spProj,spRecon);				\
   coalescedWrite(out[sF], result,lane);					\
-  }									
+  }
 
 DhopDirMacro(Xp,spProjXp,spReconXp);
 DhopDirMacro(Yp,spProjYp,spReconYp);
@@ -318,9 +318,9 @@ DhopDirMacro(Ym,spProjYm,spReconYm);
 DhopDirMacro(Zm,spProjZm,spReconZm);
 DhopDirMacro(Tm,spProjTm,spReconTm);
 
-template <class Impl> 
-void WilsonKernels<Impl>::DhopDirK( StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, int sF,
-				    int sU, const FermionFieldView &in, FermionFieldView &out, int dir, int gamma) 
+template <class Impl> accelerator_inline
+void WilsonKernels<Impl>::DhopDirK(const StencilView &st, const DoubledGaugeFieldView &U,SiteHalfSpinor *buf, int sF,
+				   int sU, const FermionFieldView &in, const FermionFieldView &out, int dir, int gamma)
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -345,8 +345,8 @@ void WilsonKernels<Impl>::DhopDirK( StencilView &st, DoubledGaugeFieldView &U,Si
 }
 
 template <class Impl>
-void WilsonKernels<Impl>::DhopDirAll( StencilImpl &st, DoubledGaugeField &U,SiteHalfSpinor *buf, int Ls,
-				      int Nsite, const FermionField &in, std::vector<FermionField> &out) 
+void WilsonKernels<Impl>::DhopDirAll(StencilImpl &st, DoubledGaugeField &U,SiteHalfSpinor *buf, int Ls,
+				     int Nsite, const FermionField &in, std::vector<FermionField> &out)
 {
    autoView(U_v  ,U,AcceleratorRead);
    autoView(in_v ,in,AcceleratorRead);
@@ -362,8 +362,8 @@ void WilsonKernels<Impl>::DhopDirAll( StencilImpl &st, DoubledGaugeField &U,Site
    autoView(out_Tp,out[7],AcceleratorWrite);
    auto CBp=st.CommBuf();
    accelerator_for(sss,Nsite*Ls,Simd::Nsimd(),{
-      int sU=sss/Ls;				
-      int sF =sss;				
+      int sU=sss/Ls;
+      int sF =sss;
       DhopDirXm(st_v,U_v,CBp,sF,sU,in_v,out_Xm,0);
       DhopDirYm(st_v,U_v,CBp,sF,sU,in_v,out_Ym,1);
       DhopDirZm(st_v,U_v,CBp,sF,sU,in_v,out_Zm,2);
@@ -378,7 +378,7 @@ void WilsonKernels<Impl>::DhopDirAll( StencilImpl &st, DoubledGaugeField &U,Site
 
 template <class Impl>
 void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,SiteHalfSpinor *buf, int Ls,
-					 int Nsite, const FermionField &in, FermionField &out, int dirdisp, int gamma) 
+					 int Nsite, const FermionField &in, FermionField &out, int dirdisp, int gamma)
 {
   assert(dirdisp<=7);
   assert(dirdisp>=0);
@@ -387,7 +387,7 @@ void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,S
    autoView(in_v ,in ,AcceleratorRead);
    autoView(out_v,out,AcceleratorWrite);
    autoView(st_v ,st ,AcceleratorRead);
-   auto CBp=st.CommBuf();			
+   auto CBp=st.CommBuf();
 #define LoopBody(Dir)				\
    case Dir :					\
      accelerator_for(ss,Nsite,Simd::Nsimd(),{	\
@@ -414,7 +414,7 @@ void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,S
      break;
    }
 #undef LoopBody
-} 
+}
 
 #define KERNEL_CALLNB(A) \
   const uint64_t    NN = Nsite*Ls;					\
@@ -424,7 +424,21 @@ void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,S
       WilsonKernels<Impl>::A(st_v,U_v,buf,sF,sU,in_v,out_v);		\
   });
 
-#define KERNEL_CALL(A) KERNEL_CALLNB(A); accelerator_barrier(); 
+#define KERNEL_CALL_TMP(A) \
+  const uint64_t    NN = Nsite*Ls;					\
+  auto U_p = & U_v[0];							\
+  auto in_p = & in_v[0];						\
+  auto out_p = & out_v[0];						\
+  auto st_p = st_v._entries_p;						\
+  auto st_perm = st_v._permute_type;					\
+  accelerator_forNB( ss, NN, Simd::Nsimd(), {				\
+      int sF = ss;							\
+      int sU = ss/Ls;							\
+      WilsonKernels<Impl>::A(st_perm,st_p,U_p,buf,sF,sU,in_p,out_p);	\
+    });									\
+  accelerator_barrier();
+
+#define KERNEL_CALL(A) KERNEL_CALLNB(A); accelerator_barrier();
 
 #define ASM_CALL(A)							\
   thread_for( ss, Nsite, {						\
@@ -436,17 +450,18 @@ void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,S
 template <class Impl>
 void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField &U, SiteHalfSpinor * buf,
 				     int Ls, int Nsite, const FermionField &in, FermionField &out,
-				     int interior,int exterior) 
+				     int interior,int exterior)
 {
     autoView(U_v  ,  U,AcceleratorRead);
     autoView(in_v , in,AcceleratorRead);
     autoView(out_v,out,AcceleratorWrite);
     autoView(st_v , st,AcceleratorRead);
 
-   if( interior && exterior ) { 
+   if( interior && exterior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSite); return;}
 #ifndef GRID_CUDA
-     if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSite);    return;}
+     if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL_TMP(HandDhopSiteSycl);    return; }
+     //     if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSite);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSite);    return;}
 #endif
    } else if( interior ) {
@@ -455,7 +470,7 @@ void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALLNB(HandDhopSiteInt);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSiteInt);    return;}
 #endif
-   } else if( exterior ) { 
+   } else if( exterior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSiteExt); return;}
 #ifndef GRID_CUDA
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteExt);    return;}
@@ -467,14 +482,14 @@ void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField
   template <class Impl>
   void WilsonKernels<Impl>::DhopDagKernel(int Opt,StencilImpl &st,  DoubledGaugeField &U, SiteHalfSpinor * buf,
 					  int Ls, int Nsite, const FermionField &in, FermionField &out,
-					  int interior,int exterior) 
+					  int interior,int exterior)
   {
     autoView(U_v  ,U,AcceleratorRead);
     autoView(in_v ,in,AcceleratorRead);
     autoView(out_v,out,AcceleratorWrite);
     autoView(st_v ,st,AcceleratorRead);
 
-   if( interior && exterior ) { 
+   if( interior && exterior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSiteDag); return;}
 #ifndef GRID_CUDA
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteDag);    return;}
@@ -486,7 +501,7 @@ void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteDagInt);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSiteDagInt);     return;}
 #endif
-   } else if( exterior ) { 
+   } else if( exterior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSiteDagExt); return;}
 #ifndef GRID_CUDA
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteDagExt);    return;}
@@ -501,4 +516,3 @@ void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField
 #undef ASM_CALL
 
 NAMESPACE_END(Grid);
-

Grid/qcd/action/fermion/instantiation/WilsonKernelsInstantiation.cc.master

@@ -4,11 +4,12 @@ Grid physics library, www.github.com/paboyle/Grid
 
 Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
 
-Copyright (C) 2015
+Copyright (C) 2015, 2020
 
 Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 Author: Peter Boyle <peterboyle@Peters-MacBook-Pro-2.local>
 Author: paboyle <paboyle@ph.ed.ac.uk>
+Author: Nils Meyer <nils.meyer@ur.de> Regensburg University
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -31,17 +32,21 @@ directory
 #include <Grid/qcd/action/fermion/FermionCore.h>
 #include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
 #include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.h>
+#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementationSycl.h>
 
 #ifndef AVX512
 #ifndef QPX
+#ifndef A64FX
+#ifndef A64FXFIXEDSIZE
 #include <Grid/qcd/action/fermion/implementation/WilsonKernelsAsmImplementation.h>
 #endif
 #endif
+#endif
+#endif
 
 NAMESPACE_BEGIN(Grid);
 
 #include "impl.h"
-template class WilsonKernels<IMPLEMENTATION>; 
+template class WilsonKernels<IMPLEMENTATION>;
 
 NAMESPACE_END(Grid);
-

Grid/qcd/action/fermion/instantiation/WilsonKernelsInstantiationAsm.cc

@@ -37,6 +37,7 @@ directory
 ////////////////////////////////////////////////////////////////////////
 NAMESPACE_BEGIN(Grid);
 #include <Grid/qcd/action/fermion/implementation/WilsonKernelsAsmAvx512.h>
+#include <Grid/qcd/action/fermion/implementation/WilsonKernelsAsmA64FX.h>
 #include <Grid/qcd/action/fermion/implementation/WilsonKernelsAsmQPX.h>
 NAMESPACE_END(Grid);
 

Grid/qcd/action/gauge/Gauge.cc

@@ -0,0 +1,38 @@
+/*************************************************************************************
+
+Grid physics library, www.github.com/paboyle/Grid
+
+Source file: ./lib/qcd/action/gauge/Gauge.cc
+
+Copyright (C) 2020
+
+Author: Peter Boyle <paboyle@ph.ed.ac.uk>
+Author: Peter Boyle <peterboyle@Peters-MacBook-Pro-2.local>
+Author: paboyle <paboyle@ph.ed.ac.uk>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+See the full license in the file "LICENSE" in the top level distribution
+directory
+*************************************************************************************/
+/*  END LEGAL */
+#include <Grid/qcd/action/fermion/FermionCore.h>
+
+NAMESPACE_BEGIN(Grid);
+
+std::vector<int> ConjugateGaugeImplBase::_conjDirs;
+
+NAMESPACE_END(Grid);
+

Grid/qcd/action/gauge/GaugeImplTypes.h

@@ -154,6 +154,10 @@ public:
     return Hsum.real();
   }
 
+  static inline void Project(Field &U) {
+    ProjectSUn(U);
+  }
+
   static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
     SU<Nc>::HotConfiguration(pRNG, U);
   }

Grid/qcd/action/gauge/GaugeImplementations.h

@@ -59,14 +59,14 @@ public:
   }
   static inline GaugeLinkField
   CovShiftIdentityBackward(const GaugeLinkField &Link, int mu) {
-    return Cshift(closure(adj(Link)), mu, -1);
+    return PeriodicBC::CovShiftIdentityBackward(Link, mu);
   }
   static inline GaugeLinkField
   CovShiftIdentityForward(const GaugeLinkField &Link, int mu) {
-    return Link;
+    return PeriodicBC::CovShiftIdentityForward(Link,mu);
   }
   static inline GaugeLinkField ShiftStaple(const GaugeLinkField &Link, int mu) {
-    return Cshift(Link, mu, 1);
+    return PeriodicBC::ShiftStaple(Link,mu);
   }
 
   static inline bool isPeriodicGaugeField(void) { return true; }
@@ -74,7 +74,13 @@ public:
 
 // Composition with smeared link, bc's etc.. probably need multiple inheritance
 // Variable precision "S" and variable Nc
-template <class GimplTypes> class ConjugateGaugeImpl : public GimplTypes {
+class ConjugateGaugeImplBase {
+protected:
+  static std::vector<int> _conjDirs;
+};
+
+  template <class GimplTypes> class ConjugateGaugeImpl : public GimplTypes, ConjugateGaugeImplBase {
+private:
 public:
   INHERIT_GIMPL_TYPES(GimplTypes);
 
@@ -84,47 +90,56 @@ public:
   ////////////////////////////////////////////////////////////////////////////////////////////////////////////
   template <class covariant>
   static Lattice<covariant> CovShiftForward(const GaugeLinkField &Link, int mu,
-                                            const Lattice<covariant> &field) {
-    return ConjugateBC::CovShiftForward(Link, mu, field);
+                                            const Lattice<covariant> &field)
+  {
+    assert(_conjDirs.size() == Nd);
+    if(_conjDirs[mu]) 
+      return ConjugateBC::CovShiftForward(Link, mu, field);
+    else
+      return PeriodicBC::CovShiftForward(Link, mu, field);
   }
 
   template <class covariant>
   static Lattice<covariant> CovShiftBackward(const GaugeLinkField &Link, int mu,
-                                             const Lattice<covariant> &field) {
-    return ConjugateBC::CovShiftBackward(Link, mu, field);
+                                             const Lattice<covariant> &field)
+  {
+    assert(_conjDirs.size() == Nd);
+    if(_conjDirs[mu]) 
+      return ConjugateBC::CovShiftBackward(Link, mu, field);
+    else 
+      return PeriodicBC::CovShiftBackward(Link, mu, field);
   }
 
   static inline GaugeLinkField
-  CovShiftIdentityBackward(const GaugeLinkField &Link, int mu) {
-    GridBase *grid = Link.Grid();
-    int Lmu = grid->GlobalDimensions()[mu] - 1;
-
-    Lattice<iScalar<vInteger>> coor(grid);
-    LatticeCoordinate(coor, mu);
-
-    GaugeLinkField tmp(grid);
-    tmp = adj(Link);
-    tmp = where(coor == Lmu, conjugate(tmp), tmp);
-    return Cshift(tmp, mu, -1); // moves towards positive mu
+  CovShiftIdentityBackward(const GaugeLinkField &Link, int mu)
+  {
+    assert(_conjDirs.size() == Nd);
+    if(_conjDirs[mu]) 
+      return ConjugateBC::CovShiftIdentityBackward(Link, mu);
+    else 
+      return PeriodicBC::CovShiftIdentityBackward(Link, mu);
   }
   static inline GaugeLinkField
-  CovShiftIdentityForward(const GaugeLinkField &Link, int mu) {
-    return Link;
+  CovShiftIdentityForward(const GaugeLinkField &Link, int mu)
+  {
+    assert(_conjDirs.size() == Nd);
+    if(_conjDirs[mu]) 
+      return ConjugateBC::CovShiftIdentityForward(Link,mu);
+    else
+      return PeriodicBC::CovShiftIdentityForward(Link,mu);
   }
 
-  static inline GaugeLinkField ShiftStaple(const GaugeLinkField &Link, int mu) {
-    GridBase *grid = Link.Grid();
-    int Lmu = grid->GlobalDimensions()[mu] - 1;
-
-    Lattice<iScalar<vInteger>> coor(grid);
-    LatticeCoordinate(coor, mu);
-
-    GaugeLinkField tmp(grid);
-    tmp = Cshift(Link, mu, 1);
-    tmp = where(coor == Lmu, conjugate(tmp), tmp);
-    return tmp;
+  static inline GaugeLinkField ShiftStaple(const GaugeLinkField &Link, int mu)
+  {
+    assert(_conjDirs.size() == Nd);
+    if(_conjDirs[mu]) 
+      return ConjugateBC::ShiftStaple(Link,mu);
+    else     
+      return PeriodicBC::ShiftStaple(Link,mu);
   }
 
+  static inline void       setDirections(std::vector<int> &conjDirs) { _conjDirs=conjDirs; }
+  static inline std::vector<int> getDirections(void) { return _conjDirs; }
   static inline bool isPeriodicGaugeField(void) { return false; }
 };
 

Grid/qcd/action/scalar/ScalarImpl.h

@@ -54,6 +54,10 @@ public:
   static inline void ColdConfiguration(GridParallelRNG &pRNG, Field &U) {
     U = 1.0;
   }
+
+  static inline void Project(Field &U) {
+    return;
+  }
     
   static void MomentumSpacePropagator(Field &out, RealD m)
   {
@@ -234,6 +238,10 @@ public:
 #endif //USE_FFT_ACCELERATION
   }
 
+  static inline void Project(Field &U) {
+    return;
+  }
+
   static inline void HotConfiguration(GridParallelRNG &pRNG, Field &U) {
     Group::GaussianFundamentalLieAlgebraMatrix(pRNG, U);
   }

Grid/qcd/hmc/GenericHMCrunner.h

@@ -140,17 +140,7 @@ private:
 
     // Can move this outside?
     typedef IntegratorType<SmearingPolicy> TheIntegrator;
-    // Metric
-    //TrivialMetric<typename Implementation::Field> Mtr;
-    ConjugateGradient<LatticeGaugeField> CG(1.0e-8,10000);
-    LaplacianParams LapPar(0.0001, 1.0, 10000, 1e-8, 12, 64);
-//    RealD Kappa = 1.2;
-    RealD Kappa = Parameters.Kappa;
-    std::cout << GridLogMessage << "Kappa = " << Kappa << std::endl;
-
-    // Better to pass the generalised momenta to the integrator
-    LaplacianAdjointField<PeriodicGimplR> Laplacian(UGrid, CG, LapPar, Kappa);
-    TheIntegrator MDynamics(UGrid, Parameters.MD, TheAction, Smearing, Laplacian);
+    TheIntegrator MDynamics(UGrid, Parameters.MD, TheAction, Smearing);
 
     if (Parameters.StartingType == "HotStart") {
       // Hot start
@@ -169,6 +159,13 @@ private:
       Resources.GetCheckPointer()->CheckpointRestore(Parameters.StartTrajectory, U,
 						     Resources.GetSerialRNG(),
 						     Resources.GetParallelRNG());
+    } else {
+      // others
+      std::cout << GridLogError << "Unrecognized StartingType\n";
+      std::cout
+	<< GridLogError
+	<< "Valid [HotStart, ColdStart, TepidStart, CheckpointStart]\n";
+      exit(1);
     }
 
     Smearing.set_Field(U);

Grid/qcd/hmc/HMC.h

@@ -53,7 +53,6 @@ struct HMCparameters: Serializable {
                                   bool, MetropolisTest,
                                   Integer, NoMetropolisUntil,
                                   std::string, StartingType,
-				  RealD, Kappa,
                                   IntegratorParameters, MD)
 
   HMCparameters() {
@@ -96,7 +95,7 @@ private:
 
   typedef typename IntegratorType::Field Field;
   typedef std::vector< HmcObservable<Field> * > ObsListType;
-  
+
   //pass these from the resource manager
   GridSerialRNG &sRNG;   
   GridParallelRNG &pRNG; 

Grid/qcd/hmc/checkpointers/BaseCheckpointer.h

@@ -74,7 +74,7 @@ public:
       conf_file = os.str();
     }
   } 
-
+  virtual ~BaseHmcCheckpointer(){};
   void check_filename(const std::string &filename){
     std::ifstream f(filename.c_str());
     if(!f.good()){
@@ -82,7 +82,6 @@ public:
       abort();
     };
   }
-
   virtual void initialize(const CheckpointerParameters &Params) = 0;
 
   virtual void CheckpointRestore(int traj, typename Impl::Field &U,

Grid/qcd/hmc/checkpointers/ILDGCheckpointer.h

@@ -45,6 +45,7 @@ private:
 
 public:
   INHERIT_GIMPL_TYPES(Implementation);
+  typedef GaugeStatistics<Implementation> GaugeStats;
 
   ILDGHmcCheckpointer(const CheckpointerParameters &Params_) { initialize(Params_); }
 
@@ -78,7 +79,7 @@ public:
       BinaryIO::writeRNG(sRNG, pRNG, rng, 0,nersc_csum,scidac_csuma,scidac_csumb);
       IldgWriter _IldgWriter(grid->IsBoss());
       _IldgWriter.open(config);
-      _IldgWriter.writeConfiguration(U, traj, config, config);
+      _IldgWriter.writeConfiguration<GaugeStats>(U, traj, config, config);
       _IldgWriter.close();
 
       std::cout << GridLogMessage << "Written ILDG Configuration on " << config
@@ -105,7 +106,7 @@ public:
     FieldMetaData header;
     IldgReader _IldgReader;
     _IldgReader.open(config);
-    _IldgReader.readConfiguration(U,header);  // format from the header
+    _IldgReader.readConfiguration<GaugeStats>(U,header);  // format from the header
     _IldgReader.close();
 
     std::cout << GridLogMessage << "Read ILDG Configuration from " << config

Grid/qcd/hmc/checkpointers/NerscCheckpointer.h

@@ -43,7 +43,8 @@ private:
 
 public:
   INHERIT_GIMPL_TYPES(Gimpl);  // only for gauge configurations
-
+  typedef GaugeStatistics<Gimpl> GaugeStats;
+  
   NerscHmcCheckpointer(const CheckpointerParameters &Params_) { initialize(Params_); }
 
   void initialize(const CheckpointerParameters &Params_) {
@@ -60,7 +61,7 @@ public:
       int precision32 = 1;
       int tworow = 0;
       NerscIO::writeRNGState(sRNG, pRNG, rng);
-      NerscIO::writeConfiguration(U, config, tworow, precision32);
+      NerscIO::writeConfiguration<GaugeStats>(U, config, tworow, precision32);
     }
   };
 
@@ -74,7 +75,7 @@ public:
 
     FieldMetaData header;
     NerscIO::readRNGState(sRNG, pRNG, header, rng);
-    NerscIO::readConfiguration(U, header, config);
+    NerscIO::readConfiguration<GaugeStats>(U, header, config);
   };
 };
 

Grid/qcd/hmc/integrators/Integrator.h

@@ -73,8 +73,7 @@ protected:
   double t_U;  // Track time passing on each level and for U and for P
   std::vector<double> t_P;  
 
-//  MomentaField P;
-  GeneralisedMomenta<FieldImplementation > P;
+  MomentaField P;
   SmearingPolicy& Smearer;
   RepresentationPolicy Representations;
   IntegratorParameters Params;
@@ -84,7 +83,7 @@ protected:
   void update_P(Field& U, int level, double ep) 
   {
     t_P[level] += ep;
-    update_P(P.Mom, U, level, ep);
+    update_P(P, U, level, ep);
 
     std::cout << GridLogIntegrator << "[" << level << "] P " << " dt " << ep << " : t_P " << t_P[level] << std::endl;
   }
@@ -112,21 +111,6 @@ protected:
     // input U actually not used in the fundamental case
     // Fundamental updates, include smearing
 
-    // Generalised momenta  
-    // Derivative of the kinetic term must be computed before
-    // Mom is the momenta and gets updated by the 
-    // actions derivatives
-    MomentaField MomDer(P.Mom.Grid());
-    P.M.ImportGauge(U);
-    P.DerivativeU(P.Mom, MomDer);
-    Mom -= MomDer * ep;
-
-    // Auxiliary fields
-    P.update_auxiliary_momenta(ep*0.5);
-    P.AuxiliaryFieldsDerivative(MomDer);
-    Mom -= MomDer * ep;
-    P.update_auxiliary_momenta(ep*0.5);
-
     for (int a = 0; a < as[level].actions.size(); ++a) {
       double start_full = usecond();
       Field force(U.Grid());
@@ -153,83 +137,9 @@ protected:
     as[level].apply(update_P_hireps, Representations, Mom, U, ep);
   }
 
-  void implicit_update_P(Field& U, int level, double ep, bool intermediate = false) {
-    t_P[level] += ep;
-
-    std::cout << GridLogIntegrator << "[" << level << "] P "
-              << " dt " << ep << " : t_P " << t_P[level] << std::endl;
-    // Fundamental updates, include smearing
-    MomentaField Msum(P.Mom.Grid());
-    Msum = Zero();
-    for (int a = 0; a < as[level].actions.size(); ++a) {
-      // Compute the force terms for the lagrangian part
-      // We need to compute the derivative of the actions
-      // only once
-      Field force(U.Grid());
-      conformable(U.Grid(), P.Mom.Grid());
-      Field& Us = Smearer.get_U(as[level].actions.at(a)->is_smeared);
-      as[level].actions.at(a)->deriv(Us, force);  // deriv should NOT include Ta
-
-      std::cout << GridLogIntegrator << "Smearing (on/off): " << as[level].actions.at(a)->is_smeared << std::endl;
-      if (as[level].actions.at(a)->is_smeared) Smearer.smeared_force(force);
-      force = FieldImplementation::projectForce(force);  // Ta for gauge fields
-      Real force_abs = std::sqrt(norm2(force) / U.Grid()->gSites());
-      std::cout << GridLogIntegrator << "|Force| site average: " << force_abs
-                << std::endl;
-      Msum += force;
-    }
-
-    MomentaField NewMom = P.Mom;
-    MomentaField OldMom = P.Mom;
-    double threshold = 1e-8;
-    P.M.ImportGauge(U);
-    MomentaField MomDer(P.Mom.Grid());
-    MomentaField MomDer1(P.Mom.Grid());
-    MomentaField AuxDer(P.Mom.Grid());
-    MomDer1 = Zero();
-    MomentaField diff(P.Mom.Grid());
-    double factor = 2.0;
-    if (intermediate){
-      P.DerivativeU(P.Mom, MomDer1);
-      factor = 1.0;
-    }
-
-    // Auxiliary fields
-    P.update_auxiliary_momenta(ep*0.5);
-    P.AuxiliaryFieldsDerivative(AuxDer);
-    Msum += AuxDer;
-    
-
-    // Here run recursively
-    int counter = 1;
-    RealD RelativeError;
-    do {
-      std::cout << GridLogIntegrator << "UpdateP implicit step "<< counter << std::endl;
-
-      // Compute the derivative of the kinetic term
-      // with respect to the gauge field
-      P.DerivativeU(NewMom, MomDer);
-      Real force_abs = std::sqrt(norm2(MomDer) / U.Grid()->gSites());
-      std::cout << GridLogIntegrator << "|Force| laplacian site average: " << force_abs
-                << std::endl;
-
-      NewMom = P.Mom - ep* 0.5 * (2.0*Msum + factor*MomDer + MomDer1);// simplify
-      diff = NewMom - OldMom;
-      counter++;
-      RelativeError = std::sqrt(norm2(diff))/std::sqrt(norm2(NewMom));
-      std::cout << GridLogIntegrator << "UpdateP RelativeError: " << RelativeError << std::endl;
-      OldMom = NewMom;
-    } while (RelativeError > threshold);
-
-    P.Mom = NewMom;
-
-    // update the auxiliary fields momenta    
-    P.update_auxiliary_momenta(ep*0.5);
-  }
-
   void update_U(Field& U, double ep) 
   {
-    update_U(P.Mom, U, ep);
+    update_U(P, U, ep);
 
     t_U += ep;
     int fl = levels - 1;
@@ -248,64 +158,15 @@ protected:
     Representations.update(U);  // void functions if fundamental representation
   }
 
-  void implicit_update_U(Field&U, double ep){
-    t_U += ep;
-    int fl = levels - 1;
-    std::cout << GridLogIntegrator << "   " << "[" << fl << "] U " << " dt " << ep << " : t_U " << t_U << std::endl;
-
-    MomentaField Mom1(P.Mom.Grid());
-    MomentaField Mom2(P.Mom.Grid());
-    RealD RelativeError;
-    Field diff(U.Grid());
-    Real threshold = 1e-8;
-    int counter = 1;
-    int MaxCounter = 100;
-
-    Field OldU = U;
-    Field NewU = U;
-
-    P.M.ImportGauge(U);
-    P.DerivativeP(Mom1); // first term in the derivative 
-
-    P.update_auxiliary_fields(ep*0.5);
-
-
-    MomentaField sum=Mom1;
-    do {
-      std::cout << GridLogIntegrator << "UpdateU implicit step "<< counter << std::endl;
-      
-      P.DerivativeP(Mom2); // second term in the derivative, on the updated U
-      sum = (Mom1 + Mom2);
-
-      for (int mu = 0; mu < Nd; mu++) {
-        auto Umu = PeekIndex<LorentzIndex>(U, mu);
-        auto Pmu = PeekIndex<LorentzIndex>(sum, mu);
-        Umu = expMat(Pmu, ep * 0.5, 12) * Umu;
-        PokeIndex<LorentzIndex>(NewU, ProjectOnGroup(Umu), mu);
-      }
-
-      diff = NewU - OldU;
-      RelativeError = std::sqrt(norm2(diff))/std::sqrt(norm2(NewU));
-      std::cout << GridLogIntegrator << "UpdateU RelativeError: " << RelativeError << std::endl;
-      
-      P.M.ImportGauge(NewU);
-      OldU = NewU; // some redundancy to be eliminated
-      counter++;
-    } while (RelativeError > threshold && counter < MaxCounter);
-
-    U = NewU;
-    P.update_auxiliary_fields(ep*0.5);
-  }
-
   virtual void step(Field& U, int level, int first, int last) = 0;
 
 public:
   Integrator(GridBase* grid, IntegratorParameters Par,
              ActionSet<Field, RepresentationPolicy>& Aset,
-             SmearingPolicy& Sm, Metric<MomentaField>& M)
+             SmearingPolicy& Sm)
     : Params(Par),
       as(Aset),
-      P(grid, M),
+      P(grid),
       levels(Aset.size()),
       Smearer(Sm),
       Representations(grid) 
@@ -342,9 +203,7 @@ public:
 
   void reverse_momenta()
   {
-//    P *= -1.0;
-    P.Mom *= -1.0;
-    P.AuxMom *= -1.0;
+    P *= -1.0;
   }
 
   // to be used by the actionlevel class to iterate
@@ -364,13 +223,10 @@ public:
   // Initialization of momenta and actions
   void refresh(Field& U, GridParallelRNG& pRNG) 
   {
-    assert(P.Mom.Grid() == U.Grid());
+    assert(P.Grid() == U.Grid());
     std::cout << GridLogIntegrator << "Integrator refresh\n";
 
-//    FieldImplementation::generate_momenta(P.Mom, pRNG);
-    P.M.ImportGauge(U);
-    P.MomentaDistribution(pRNG);
-
+    FieldImplementation::generate_momenta(P, pRNG);
 
     // Update the smeared fields, can be implemented as observer
     // necessary to keep the fields updated even after a reject
@@ -416,11 +272,9 @@ public:
 
     std::cout << GridLogIntegrator << "Integrator action\n";
 
-//    RealD H = - FieldImplementation::FieldSquareNorm(P)/HMC_MOMENTUM_DENOMINATOR; // - trace (P*P)/denom
-    P.M.ImportGauge(U);
-    RealD H = - P.MomentaAction();
+    RealD H = - FieldImplementation::FieldSquareNorm(P)/HMC_MOMENTUM_DENOMINATOR; // - trace (P*P)/denom
+
     RealD Hterm;
-    std::cout << GridLogMessage << "Momentum action H_p = " << H << "\n";
 
     // Actions
     for (int level = 0; level < as.size(); ++level) {
@@ -447,9 +301,9 @@ public:
       t_P[level] = 0;
     }
 
-    for (int step = 0; step < Params.MDsteps; ++step) {  // MD step
-      int first_step = (step == 0);
-      int last_step = (step == Params.MDsteps - 1);
+    for (int stp = 0; stp < Params.MDsteps; ++stp) {  // MD step
+      int first_step = (stp == 0);
+      int last_step = (stp == Params.MDsteps - 1);
       this->step(U, 0, first_step, last_step);
     }
 
@@ -459,6 +313,8 @@ public:
       std::cout << GridLogIntegrator << " times[" << level << "]= " << t_P[level] << " " << t_U << std::endl;
     }
 
+    FieldImplementation::Project(U);
+
     // and that we indeed got to the end of the trajectory
     assert(fabs(t_U - Params.trajL) < 1.0e-6);
 

Grid/qcd/hmc/integrators/Integrator_algorithm.h

@@ -101,8 +101,8 @@ public:
 
   std::string integrator_name(){return "LeapFrog";}
 
-  LeapFrog(GridBase* grid, IntegratorParameters Par, ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm, Metric<Field>& M)
-    : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(grid, Par, Aset, Sm,M){};
+  LeapFrog(GridBase* grid, IntegratorParameters Par, ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm)
+    : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(grid, Par, Aset, Sm){};
 
   void step(Field& U, int level, int _first, int _last) {
     int fl = this->as.size() - 1;
@@ -144,8 +144,8 @@ private:
 public:
   INHERIT_FIELD_TYPES(FieldImplementation);
 
-  MinimumNorm2(GridBase* grid, IntegratorParameters Par, ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm, Metric<Field>& M)
-    : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(grid, Par, Aset, Sm,M){};
+  MinimumNorm2(GridBase* grid, IntegratorParameters Par, ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm)
+    : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(grid, Par, Aset, Sm){};
 
   std::string integrator_name(){return "MininumNorm2";}
 
@@ -207,9 +207,9 @@ public:
   // Looks like dH scales as dt^4. tested wilson/wilson 2 level.
   ForceGradient(GridBase* grid, IntegratorParameters Par,
                 ActionSet<Field, RepresentationPolicy>& Aset,
-                SmearingPolicy& Sm, Metric<Field>& M)
+                SmearingPolicy& Sm)
     : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(
-									    grid, Par, Aset, Sm,M){};
+									    grid, Par, Aset, Sm){};
 
   std::string integrator_name(){return "ForceGradient";}
   
@@ -271,139 +271,6 @@ public:
   }
 };
 
-////////////////////////////////
-// Riemannian Manifold HMC
-// Girolami et al
-////////////////////////////////
-
-
-
-// correct
-template <class FieldImplementation, class SmearingPolicy,
-          class RepresentationPolicy =
-              Representations<FundamentalRepresentation> >
-class ImplicitLeapFrog : public Integrator<FieldImplementation, SmearingPolicy,
-                                           RepresentationPolicy> {
- public:
-  typedef ImplicitLeapFrog<FieldImplementation, SmearingPolicy, RepresentationPolicy>
-      Algorithm;
-  INHERIT_FIELD_TYPES(FieldImplementation);
-
-  // Riemannian manifold metric operator
-  // Hermitian operator Fisher
-
-  std::string integrator_name(){return "ImplicitLeapFrog";}
-
-  ImplicitLeapFrog(GridBase* grid, IntegratorParameters Par,
-           ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm, Metric<Field>& M)
-      : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(
-            grid, Par, Aset, Sm, M){};
-
-  void step(Field& U, int level, int _first, int _last) {
-    int fl = this->as.size() - 1;
-    // level  : current level
-    // fl     : final level
-    // eps    : current step size
-
-    // Get current level step size
-    RealD eps = this->Params.trajL/this->Params.MDsteps;
-    for (int l = 0; l <= level; ++l) eps /= this->as[l].multiplier;
-
-    int multiplier = this->as[level].multiplier;
-    for (int e = 0; e < multiplier; ++e) {
-      int first_step = _first && (e == 0);
-      int last_step = _last && (e == multiplier - 1);
-
-      if (first_step) {  // initial half step
-       this->implicit_update_P(U, level, eps / 2.0);
-      }
-
-      if (level == fl) {  // lowest level
-        this->implicit_update_U(U, eps);
-      } else {  // recursive function call
-        this->step(U, level + 1, first_step, last_step);
-      }
-
-      //int mm = last_step ? 1 : 2;
-      if (last_step){
-        this->update_P(U, level, eps / 2.0);
-      } else {
-      this->implicit_update_P(U, level, eps, true);// works intermediate step
-      //  this->update_P(U, level, eps); // looks not reversible
-      }
-    }
-  }
-};
-
-
-// This is not completely tested
-template <class FieldImplementation, class SmearingPolicy,
-          class RepresentationPolicy =
-              Representations<FundamentalRepresentation> >
-class ImplicitMinimumNorm2 : public Integrator<FieldImplementation, SmearingPolicy,
-                                       RepresentationPolicy> {
- private:
-  const RealD lambda = 0.1931833275037836;
-
- public:
-  INHERIT_FIELD_TYPES(FieldImplementation);
-
-  ImplicitMinimumNorm2(GridBase* grid, IntegratorParameters Par,
-               ActionSet<Field, RepresentationPolicy>& Aset, SmearingPolicy& Sm, Metric<Field>& M)
-      : Integrator<FieldImplementation, SmearingPolicy, RepresentationPolicy>(
-            grid, Par, Aset, Sm, M){};
-
-  std::string integrator_name(){return "ImplicitMininumNorm2";}
-
-  void step(Field& U, int level, int _first, int _last) {
-    // level  : current level
-    // fl     : final level
-    // eps    : current step size
-
-    int fl = this->as.size() - 1;
-
-    RealD eps = this->Params.trajL/this->Params.MDsteps * 2.0;
-    for (int l = 0; l <= level; ++l) eps /= 2.0 * this->as[l].multiplier;
-
-    // Nesting:  2xupdate_U of size eps/2
-    // Next level is eps/2/multiplier
-
-    int multiplier = this->as[level].multiplier;
-    for (int e = 0; e < multiplier; ++e) {  // steps per step
-
-      int first_step = _first && (e == 0);
-      int last_step = _last && (e == multiplier - 1);
-
-      if (first_step) {  // initial half step
-        this->implicit_update_P(U, level, lambda * eps);
-      }
-
-      if (level == fl) {  // lowest level
-        this->implicit_update_U(U, 0.5 * eps);
-      } else {  // recursive function call
-        this->step(U, level + 1, first_step, 0);
-      }
-
-      this->implicit_update_P(U, level, (1.0 - 2.0 * lambda) * eps, true);
-
-      if (level == fl) {  // lowest level
-        this->implicit_update_U(U, 0.5 * eps);
-      } else {  // recursive function call
-        this->step(U, level + 1, 0, last_step);
-      }
-
-      //int mm = (last_step) ? 1 : 2;
-      //this->update_P(U, level, lambda * eps * mm);
-
-      if (last_step) {
-        this->update_P(U, level, eps * lambda);
-      } else {
-        this->implicit_update_P(U, level, lambda * eps*2.0, true);
-      }
-    }
-  }
-};
-
 NAMESPACE_END(Grid);
 
 #endif  // INTEGRATOR_INCLUDED

Grid/qcd/modules/Modules.h

@@ -99,7 +99,7 @@ public:
   virtual Prod* getPtr() = 0;
 
   // add a getReference? 
-  
+  virtual ~HMCModuleBase(){};
   virtual void print_parameters(){};  // default to nothing
 };
 

Grid/qcd/spin/TwoSpinor.h

@@ -128,7 +128,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spProjTm (iVector<vtype,Nhs> &hspin,const iVector<vtype,Ns> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   hspin(0)=fspin(0)-fspin(2);
   hspin(1)=fspin(1)-fspin(3);
 }
@@ -138,40 +137,50 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
  *  0 0 -1  0
  *  0 0  0 -1
  */
-
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spProj5p (iVector<vtype,Nhs> &hspin,const iVector<vtype,Ns> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   hspin(0)=fspin(0);
   hspin(1)=fspin(1);
 }
 
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spProj5m (iVector<vtype,Nhs> &hspin,const iVector<vtype,Ns> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   hspin(0)=fspin(2);
   hspin(1)=fspin(3);
 }
   
-//  template<class vtype> accelerator_inline void fspProj5p (iVector<vtype,Ns> &rfspin,const iVector<vtype,Ns> &fspin)
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spProj5p (iVector<vtype,Ns> &rfspin,const iVector<vtype,Ns> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   rfspin(0)=fspin(0);
   rfspin(1)=fspin(1);
   rfspin(2)=Zero();
   rfspin(3)=Zero();
 }
-//  template<class vtype> accelerator_inline void fspProj5m (iVector<vtype,Ns> &rfspin,const iVector<vtype,Ns> &fspin)
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spProj5m (iVector<vtype,Ns> &rfspin,const iVector<vtype,Ns> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   rfspin(0)=Zero();
   rfspin(1)=Zero();
   rfspin(2)=fspin(2);
   rfspin(3)=fspin(3);
 }
 
+template<class vtype,int N,IfCoarsened<iVector<vtype,N> > = 0> accelerator_inline void spProj5p (iVector<vtype,N> &rfspin,const iVector<vtype,N> &fspin)
+{
+  const int hN = N>>1;
+  for(int s=0;s<hN;s++){
+    rfspin(s)=fspin(s);
+    rfspin(s+hN)=Zero();
+  }
+}
+template<class vtype,int N,IfCoarsened<iVector<vtype,N> > = 0> accelerator_inline void spProj5m (iVector<vtype,N> &rfspin,const iVector<vtype,N> &fspin)
+{
+  const int hN = N>>1;
+  for(int s=0;s<hN;s++){
+    rfspin(s)=Zero();
+    rfspin(s+hN)=fspin(s+hN);
+  }
+}
+
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // Reconstruction routines to move back again to four spin
 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -183,7 +192,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
  */
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconXp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=timesMinusI(hspin(1));
@@ -191,7 +199,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconXm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=timesI(hspin(1));
@@ -199,7 +206,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconXp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)-=timesI(hspin(1));
@@ -207,7 +213,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconXm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)+=timesI(hspin(1));
@@ -221,7 +226,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconYp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)= hspin(1);
@@ -229,7 +233,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconYm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=-hspin(1);
@@ -237,7 +240,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconYp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)+=hspin(1);
@@ -245,7 +247,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconYm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)-=hspin(1);
@@ -260,7 +261,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
  */
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconZp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=timesMinusI(hspin(0));
@@ -268,7 +268,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconZm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=     timesI(hspin(0));
@@ -276,7 +275,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconZp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)-=timesI(hspin(0));
@@ -284,7 +282,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconZm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)+=timesI(hspin(0));
@@ -298,7 +295,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
  */
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconTp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=hspin(0);
@@ -306,7 +302,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spReconTm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0);
   fspin(1)=hspin(1);
   fspin(2)=-hspin(0);
@@ -314,7 +309,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconTp (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)+=hspin(0);
@@ -322,7 +316,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumReconTm (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0);
   fspin(1)+=hspin(1);
   fspin(2)-=hspin(0);
@@ -336,7 +329,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
  */
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spRecon5p (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=hspin(0)+hspin(0); // add is lower latency than mul
   fspin(1)=hspin(1)+hspin(1); // probably no measurable diffence though
   fspin(2)=Zero();
@@ -344,7 +336,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void spRecon5m (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)=Zero();
   fspin(1)=Zero();
   fspin(2)=hspin(0)+hspin(0);
@@ -352,7 +343,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void s
 }
 template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void accumRecon5p (iVector<vtype,Ns> &fspin,const iVector<vtype,Nhs> &hspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,Ns>,SpinorIndex>::value,iVector<vtype,Ns> >::type *SFINAE;
   fspin(0)+=hspin(0)+hspin(0);
   fspin(1)+=hspin(1)+hspin(1);
 }
@@ -372,7 +362,6 @@ template<class vtype,IfSpinor<iVector<vtype,Ns> > = 0> accelerator_inline void a
 //////////
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjXp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjXp(hspin._internal[i],fspin._internal[i]);
   }
@@ -426,26 +415,21 @@ template<class rtype,class vtype,int N> accelerator_inline void accumReconXp (iM
     }}
 }
 
-
-
 ////////
 // Xm
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjXm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjXm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjXm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjXm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjXm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjXm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -455,19 +439,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spProjXm (iMatri
 
 template<class rtype,class vtype> accelerator_inline void spReconXm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconXm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconXm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconXm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconXm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconXm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -476,45 +457,37 @@ template<class rtype,class vtype,int N> accelerator_inline void spReconXm (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumReconXm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconXm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconXm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconXm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconXm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconXm(hspin._internal[i][j],fspin._internal[i][j]);
     }}
 }
 
-
-
 ////////
 // Yp
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjYp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjYp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjYp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjYp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjYp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjYp(hspin._internal[i][j],fspin._internal[i][j]);
@@ -524,19 +497,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spProjYp (iMatri
 
 template<class rtype,class vtype> accelerator_inline void spReconYp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconYp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconYp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconYp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconYp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconYp(hspin._internal[i][j],fspin._internal[i][j]);
@@ -545,66 +515,55 @@ template<class rtype,class vtype,int N> accelerator_inline void spReconYp (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumReconYp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconYp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconYp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconYp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconYp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconYp(hspin._internal[i][j],fspin._internal[i][j]);
     }}
 }
 
-
 ////////
 // Ym
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjYm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjYm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjYm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjYm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjYm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjYm(hspin._internal[i][j],fspin._internal[i][j]);
     }}
 }
 
-
 template<class rtype,class vtype> accelerator_inline void spReconYm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconYm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconYm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,const iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconYm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconYm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconYm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -613,19 +572,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spReconYm (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumReconYm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconYm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconYm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconYm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconYm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconYm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -638,66 +594,57 @@ template<class rtype,class vtype,int N> accelerator_inline void accumReconYm (iM
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjZp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjZp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjZp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjZp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjZp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjZp(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 
 template<class rtype,class vtype> accelerator_inline void spReconZp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconZp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconZp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconZp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconZp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconZp(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 template<class rtype,class vtype> accelerator_inline void accumReconZp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconZp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconZp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconZp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconZp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconZp(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 
@@ -706,62 +653,53 @@ template<class rtype,class vtype,int N> accelerator_inline void accumReconZp (iM
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjZm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjZm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjZm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjZm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjZm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjZm(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 
 template<class rtype,class vtype> accelerator_inline void spReconZm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconZm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconZm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconZm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconZm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconZm(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 template<class rtype,class vtype> accelerator_inline void accumReconZm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconZm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconZm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconZm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconZm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconZm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -774,41 +712,35 @@ template<class rtype,class vtype,int N> accelerator_inline void accumReconZm (iM
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjTp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjTp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjTp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjTp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjTp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjTp(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 
 template<class rtype,class vtype> accelerator_inline void spReconTp (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconTp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconTp (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconTp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconTp (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconTp(hspin._internal[i][j],fspin._internal[i][j]);
@@ -817,44 +749,37 @@ template<class rtype,class vtype,int N> accelerator_inline void spReconTp (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumReconTp (iScalar<rtype> &hspin, iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconTp(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconTp (iVector<rtype,N> &hspin, const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconTp(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconTp (iMatrix<rtype,N> &hspin, const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconTp(hspin._internal[i][j],fspin._internal[i][j]);
     }}
 }
 
-
 ////////
 // Tm
 ////////
 template<class rtype,class vtype> accelerator_inline void spProjTm (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProjTm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProjTm (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProjTm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spProjTm (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProjTm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -864,19 +789,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spProjTm (iMatri
 
 template<class rtype,class vtype> accelerator_inline void spReconTm (iScalar<rtype> &hspin, const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spReconTm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spReconTm (iVector<rtype,N> &hspin, const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spReconTm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spReconTm (iMatrix<rtype,N> &hspin, const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spReconTm(hspin._internal[i][j],fspin._internal[i][j]);
@@ -885,44 +807,37 @@ template<class rtype,class vtype,int N> accelerator_inline void spReconTm (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumReconTm (iScalar<rtype> &hspin, const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumReconTm(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumReconTm (iVector<rtype,N> &hspin, const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumReconTm(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumReconTm (iMatrix<rtype,N> &hspin, const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumReconTm(hspin._internal[i][j],fspin._internal[i][j]);
     }}
 }
 
-
 ////////
 // 5p
 ////////
-template<class rtype,class vtype> accelerator_inline void spProj5p (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
+template<class rtype,class vtype,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5p (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProj5p(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProj5p (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProj5p(hspin._internal[i],fspin._internal[i]);
   }
 }
-template<class rtype,class vtype,int N> accelerator_inline void spProj5p (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
+template<class rtype,class vtype,int N,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5p (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProj5p(hspin._internal[i][j],fspin._internal[i][j]);
@@ -931,19 +846,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spProj5p (iMatri
 
 template<class rtype,class vtype> accelerator_inline void spRecon5p (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spRecon5p(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spRecon5p (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spRecon5p(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spRecon5p (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spRecon5p(hspin._internal[i][j],fspin._internal[i][j]);
@@ -952,19 +864,16 @@ template<class rtype,class vtype,int N> accelerator_inline void spRecon5p (iMatr
 
 template<class rtype,class vtype> accelerator_inline void accumRecon5p (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumRecon5p(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumRecon5p (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumRecon5p(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumRecon5p (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumRecon5p(hspin._internal[i][j],fspin._internal[i][j]);
@@ -972,24 +881,18 @@ template<class rtype,class vtype,int N> accelerator_inline void accumRecon5p (iM
 }
 
 // four spinor projectors for chiral proj
-//  template<class vtype> accelerator_inline void fspProj5p (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
-template<class vtype> accelerator_inline void spProj5p (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
+template<class vtype,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5p (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProj5p(hspin._internal,fspin._internal);
 }
-//  template<class vtype,int N> accelerator_inline void fspProj5p (iVector<vtype,N> &hspin,iVector<vtype,N> &fspin)
-template<class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProj5p (iVector<vtype,N> &hspin,const iVector<vtype,N> &fspin)
+template<class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5p (iVector<vtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProj5p(hspin._internal[i],fspin._internal[i]);
   }
 }
-//  template<class vtype,int N> accelerator_inline void fspProj5p (iMatrix<vtype,N> &hspin,iMatrix<vtype,N> &fspin)
-template<class vtype,int N> accelerator_inline void spProj5p (iMatrix<vtype,N> &hspin,const iMatrix<vtype,N> &fspin)
+template<class vtype,int N,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5p (iMatrix<vtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProj5p(hspin._internal[i][j],fspin._internal[i][j]);
@@ -1001,17 +904,17 @@ template<class vtype,int N> accelerator_inline void spProj5p (iMatrix<vtype,N> &
 // 5m
 ////////
 
-template<class rtype,class vtype> accelerator_inline void spProj5m (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
+template<class rtype,class vtype,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
   spProj5m(hspin._internal,fspin._internal);
 }
-template<class rtype,class vtype,int N,IfNotSpinor<iVector<rtype,N> > = 0> accelerator_inline void spProj5m (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
+template<class rtype,class vtype,int N,IfNotSpinor<iVector<rtype,N> > = 0,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
   for(int i=0;i<N;i++) {
     spProj5m(hspin._internal[i],fspin._internal[i]);
   }
 }
-template<class rtype,class vtype,int N> accelerator_inline void spProj5m (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
+template<class rtype,class vtype,int N,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
@@ -1021,40 +924,34 @@ template<class rtype,class vtype,int N> accelerator_inline void spProj5m (iMatri
 
 template<class rtype,class vtype> accelerator_inline void spRecon5m (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spRecon5m(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spRecon5m (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spRecon5m(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void spRecon5m (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spRecon5m(hspin._internal[i][j],fspin._internal[i][j]);
-    }}
+  }}
 }
 
 template<class rtype,class vtype> accelerator_inline void accumRecon5m (iScalar<rtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   accumRecon5m(hspin._internal,fspin._internal);
 }
 template<class rtype,class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void accumRecon5m (iVector<rtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     accumRecon5m(hspin._internal[i],fspin._internal[i]);
   }
 }
 template<class rtype,class vtype,int N> accelerator_inline void accumRecon5m (iMatrix<rtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       accumRecon5m(hspin._internal[i][j],fspin._internal[i][j]);
@@ -1063,24 +960,18 @@ template<class rtype,class vtype,int N> accelerator_inline void accumRecon5m (iM
 
 
 // four spinor projectors for chiral proj
-//  template<class vtype> accelerator_inline void fspProj5m (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
-template<class vtype> accelerator_inline void spProj5m (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
+template<class vtype,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iScalar<vtype> &hspin,const iScalar<vtype> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iScalar<vtype>,SpinorIndex>::notvalue,iScalar<vtype> >::type *temp;
   spProj5m(hspin._internal,fspin._internal);
 }
-//  template<class vtype,int N> accelerator_inline void fspProj5m (iVector<vtype,N> &hspin,iVector<vtype,N> &fspin)
-template<class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0> accelerator_inline void spProj5m (iVector<vtype,N> &hspin,const iVector<vtype,N> &fspin)
+template<class vtype,int N,IfNotSpinor<iVector<vtype,N> > = 0,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iVector<vtype,N> &hspin,const iVector<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iVector<vtype,N>,SpinorIndex>::notvalue,iVector<vtype,N> >::type *temp;
   for(int i=0;i<N;i++) {
     spProj5m(hspin._internal[i],fspin._internal[i]);
   }
 }
-//  template<class vtype,int N> accelerator_inline void fspProj5m (iMatrix<vtype,N> &hspin,iMatrix<vtype,N> &fspin)
-template<class vtype,int N> accelerator_inline void spProj5m (iMatrix<vtype,N> &hspin,const iMatrix<vtype,N> &fspin)
+template<class vtype,int N,IfNotCoarsened<iScalar<vtype> > = 0> accelerator_inline void spProj5m (iMatrix<vtype,N> &hspin,const iMatrix<vtype,N> &fspin)
 {
-  //typename std::enable_if<matchGridTensorIndex<iMatrix<vtype,N>,SpinorIndex>::notvalue,iMatrix<vtype,N> >::type *temp;
   for(int i=0;i<N;i++){ 
     for(int j=0;j<N;j++){
       spProj5m(hspin._internal[i][j],fspin._internal[i][j]);

Grid/qcd/utils/BaryonUtils.h

@@ -51,7 +51,7 @@ public:
 
   private: 
   template <class mobj, class robj>
-  static void baryon_site(const mobj &D1,
+  static void BaryonSite(const mobj &D1,
 				 const mobj &D2,
 				 const mobj &D3,
 				 const Gamma GammaA_left,
@@ -61,8 +61,18 @@ public:
 				 const int parity,
 				 const bool * wick_contractions,
   				 robj &result);
+  template <class mobj, class robj>
+  static void BaryonSiteMatrix(const mobj &D1,
+         const mobj &D2,
+         const mobj &D3,
+         const Gamma GammaA_left,
+         const Gamma GammaB_left,
+         const Gamma GammaA_right,
+         const Gamma GammaB_right,
+         const bool * wick_contractions,
+           robj &result);
   public:
-  static void Wick_Contractions(std::string qi, 
+  static void WickContractions(std::string qi, 
                  std::string qf, 
                  bool* wick_contractions);
   static void ContractBaryons(const PropagatorField &q1_left,
@@ -75,8 +85,17 @@ public:
 				 const bool* wick_contractions,
 				 const int parity,
 				 ComplexField &baryon_corr);
+  static void ContractBaryonsMatrix(const PropagatorField &q1_left,
+         const PropagatorField &q2_left,
+         const PropagatorField &q3_left,
+         const Gamma GammaA_left,
+         const Gamma GammaB_left,
+         const Gamma GammaA_right,
+         const Gamma GammaB_right,
+         const bool* wick_contractions,
+         SpinMatrixField &baryon_corr);
   template <class mobj, class robj>
-  static void ContractBaryons_Sliced(const mobj &D1,
+  static void ContractBaryonsSliced(const mobj &D1,
 				 const mobj &D2,
 				 const mobj &D3,
 				 const Gamma GammaA_left,
@@ -87,9 +106,20 @@ public:
 				 const int parity,
 				 const int nt,
 				 robj &result);
+  template <class mobj, class robj>
+  static void ContractBaryonsSlicedMatrix(const mobj &D1,
+         const mobj &D2,
+         const mobj &D3,
+         const Gamma GammaA_left,
+         const Gamma GammaB_left,
+         const Gamma GammaA_right,
+         const Gamma GammaB_right,
+         const bool* wick_contractions,
+         const int nt,
+         robj &result);
   private:
   template <class mobj, class mobj2, class robj>
-  static void Baryon_Gamma_3pt_Group1_Site(
+  static void BaryonGamma3ptGroup1Site(
            const mobj &Dq1_ti,
            const mobj2 &Dq2_spec,
            const mobj2 &Dq3_spec,
@@ -101,7 +131,7 @@ public:
            robj &result);
 
   template <class mobj, class mobj2, class robj>
-  static void Baryon_Gamma_3pt_Group2_Site(
+  static void BaryonGamma3ptGroup2Site(
            const mobj2 &Dq1_spec,
            const mobj &Dq2_ti,
            const mobj2 &Dq3_spec,
@@ -113,7 +143,7 @@ public:
            robj &result);
 
   template <class mobj, class mobj2, class robj>
-  static void Baryon_Gamma_3pt_Group3_Site(
+  static void BaryonGamma3ptGroup3Site(
            const mobj2 &Dq1_spec,
            const mobj2 &Dq2_spec,
            const mobj &Dq3_ti,
@@ -125,7 +155,7 @@ public:
            robj &result);
   public:
   template <class mobj>
-  static void Baryon_Gamma_3pt(
+  static void BaryonGamma3pt(
            const PropagatorField &q_ti,
            const mobj &Dq_spec1,
            const mobj &Dq_spec2,
@@ -138,7 +168,7 @@ public:
            SpinMatrixField &stn_corr);
   private: 
   template <class mobj, class mobj2, class robj>
-  static void Sigma_to_Nucleon_Q1_Eye_site(const mobj &Dq_loop,
+  static void SigmaToNucleonQ1EyeSite(const mobj &Dq_loop,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
 						 const mobj &Ds_ti,
@@ -147,7 +177,7 @@ public:
 		                 		 const Gamma GammaB_nucl,
 						 robj &result);
   template <class mobj, class mobj2, class robj>
-  static void Sigma_to_Nucleon_Q1_NonEye_site(const mobj &Du_ti,
+  static void SigmaToNucleonQ1NonEyeSite(const mobj &Du_ti,
 						 const mobj &Du_tf,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
@@ -159,7 +189,7 @@ public:
 
 
   template <class mobj, class mobj2, class robj>
-  static void Sigma_to_Nucleon_Q2_Eye_site(const mobj &Dq_loop,
+  static void SigmaToNucleonQ2EyeSite(const mobj &Dq_loop,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
 						 const mobj &Ds_ti,
@@ -168,7 +198,7 @@ public:
 		                 		 const Gamma GammaB_nucl,
 						 robj &result);
   template <class mobj, class mobj2, class robj>
-  static void Sigma_to_Nucleon_Q2_NonEye_site(const mobj &Du_ti,
+  static void SigmaToNucleonQ2NonEyeSite(const mobj &Du_ti,
 						 const mobj &Du_tf,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
@@ -179,7 +209,7 @@ public:
 						 robj &result);
   public:
   template <class mobj>
-  static void Sigma_to_Nucleon_Eye(const PropagatorField &qq_loop,
+  static void SigmaToNucleonEye(const PropagatorField &qq_loop,
 				 const mobj &Du_spec,
 				 const PropagatorField &qd_tf,
 				 const PropagatorField &qs_ti,
@@ -189,7 +219,7 @@ public:
 		                 const std::string op,
 				 SpinMatrixField &stn_corr);
   template <class mobj>
-  static void Sigma_to_Nucleon_NonEye(const PropagatorField &qq_ti,
+  static void SigmaToNucleonNonEye(const PropagatorField &qq_ti,
 				 const PropagatorField &qq_tf,
 				 const mobj &Du_spec,
 				 const PropagatorField &qd_tf,
@@ -217,7 +247,7 @@ const Real BaryonUtils<FImpl>::epsilon_sgn[6] = {1.,1.,1.,-1.,-1.,-1.};
 //This is the old version
 template <class FImpl>
 template <class mobj, class robj>
-void BaryonUtils<FImpl>::baryon_site(const mobj &D1,
+void BaryonUtils<FImpl>::BaryonSite(const mobj &D1,
                 const mobj &D2,
                 const mobj &D3,
                          const Gamma GammaA_i,
@@ -329,12 +359,132 @@ void BaryonUtils<FImpl>::baryon_site(const mobj &D1,
     }}
 }
 
+//New version without parity projection or trace
+template <class FImpl>
+template <class mobj, class robj>
+void BaryonUtils<FImpl>::BaryonSiteMatrix(const mobj &D1,
+                const mobj &D2,
+                const mobj &D3,
+                         const Gamma GammaA_i,
+                         const Gamma GammaB_i,
+                         const Gamma GammaA_f,
+                         const Gamma GammaB_f,
+                const bool * wick_contraction,
+                robj &result)
+{
+
+    auto D1_GAi =  D1 * GammaA_i;
+    auto GAf_D1_GAi = GammaA_f * D1_GAi;
+    auto GBf_D1_GAi = GammaB_f * D1_GAi;
+
+    auto D2_GBi = D2 * GammaB_i;
+    auto GBf_D2_GBi = GammaB_f * D2_GBi;
+    auto GAf_D2_GBi = GammaA_f * D2_GBi;
+
+    auto GBf_D3 = GammaB_f * D3;
+    auto GAf_D3 = GammaA_f * D3;
+
+    for (int ie_f=0; ie_f < 6 ; ie_f++){
+        int a_f = epsilon[ie_f][0]; //a
+        int b_f = epsilon[ie_f][1]; //b
+        int c_f = epsilon[ie_f][2]; //c
+    for (int ie_i=0; ie_i < 6 ; ie_i++){
+        int a_i = epsilon[ie_i][0]; //a'
+        int b_i = epsilon[ie_i][1]; //b'
+        int c_i = epsilon[ie_i][2]; //c'
+
+        Real ee = epsilon_sgn[ie_f] * epsilon_sgn[ie_i];
+        //This is the \delta_{456}^{123} part
+        if (wick_contraction[0]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int rho_f=0; rho_f<Ns; rho_f++){
+                auto GAf_D1_GAi_rr_cc = GAf_D1_GAi()(rho_f,rho_i)(c_f,c_i);
+                for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                    result()(rho_f,rho_i)() += ee  * GAf_D1_GAi_rr_cc
+                                        * D2_GBi    ()(alpha_f,beta_i)(a_f,a_i)
+                                        * GBf_D3    ()(alpha_f,beta_i)(b_f,b_i);
+                }}
+            }}
+        }   
+        //This is the \delta_{456}^{231} part
+        if (wick_contraction[1]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                auto D1_GAi_ar_ac = D1_GAi()(alpha_f,rho_i)(a_f,c_i);
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                  auto GBf_D2_GBi_ab_ba = GBf_D2_GBi ()(alpha_f,beta_i)(b_f,a_i);
+                for (int rho_f=0; rho_f<Ns; rho_f++){
+                    result()(rho_f,rho_i)() += ee  * D1_GAi_ar_ac
+                                        * GBf_D2_GBi_ab_ba
+                                        * GAf_D3        ()(rho_f,beta_i)(c_f,b_i);
+                }}
+            }}
+        }   
+        //This is the \delta_{456}^{312} part
+        if (wick_contraction[2]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                auto GBf_D1_GAi_ar_bc = GBf_D1_GAi()(alpha_f,rho_i)(b_f,c_i);
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                  auto D3_ab_ab = D3 ()(alpha_f,beta_i)(a_f,b_i);
+                for (int rho_f=0; rho_f<Ns; rho_f++){
+                    result()(rho_f,rho_i)() += ee  * GBf_D1_GAi_ar_bc
+                                        * GAf_D2_GBi    ()(rho_f,beta_i)(c_f,a_i)
+                                        * D3_ab_ab;
+                }}
+            }}
+        }   
+        //This is the \delta_{456}^{132} part
+        if (wick_contraction[3]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int rho_f=0; rho_f<Ns; rho_f++){
+                auto GAf_D1_GAi_rr_cc = GAf_D1_GAi()(rho_f,rho_i)(c_f,c_i);
+                for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                    result()(rho_f,rho_i)() -= ee  * GAf_D1_GAi_rr_cc
+                                        * GBf_D2_GBi    ()(alpha_f,beta_i)(b_f,a_i)
+                                        * D3            ()(alpha_f,beta_i)(a_f,b_i);
+                }}
+            }}
+        }   
+        //This is the \delta_{456}^{321} part
+        if (wick_contraction[4]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                auto GBf_D1_GAi_ar_bc = GBf_D1_GAi()(alpha_f,rho_i)(b_f,c_i);
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                  auto D2_GBi_ab_aa = D2_GBi()(alpha_f,beta_i)(a_f,a_i);
+                for (int rho_f=0; rho_f<Ns; rho_f++){
+                    result()(rho_f,rho_i)() -= ee  * GBf_D1_GAi_ar_bc
+                                        * D2_GBi_ab_aa
+                                        * GAf_D3    ()(rho_f,beta_i)(c_f,b_i);
+                }}
+            }}
+        }   
+        //This is the \delta_{456}^{213} part
+        if (wick_contraction[5]){
+            for (int rho_i=0; rho_i<Ns; rho_i++){
+            for (int alpha_f=0; alpha_f<Ns; alpha_f++){
+                auto D1_GAi_ar_ac = D1_GAi()(alpha_f,rho_i)(a_f,c_i);
+                for (int beta_i=0; beta_i<Ns; beta_i++){
+                  auto GBf_D3_ab_bb = GBf_D3()(alpha_f,beta_i)(b_f,b_i);
+                for (int rho_f=0; rho_f<Ns; rho_f++){
+                    result()(rho_f,rho_i)() -= ee  * D1_GAi_ar_ac
+                                        * GAf_D2_GBi    ()(rho_f,beta_i)(c_f,a_i)
+                                        * GBf_D3_ab_bb;
+                }}
+            }}
+        }
+    }}
+}
+
 /* Computes which wick contractions should be performed for a    *
  * baryon 2pt function given the initial and finals state quark  *
  * flavours.                                                     *
  * The array wick_contractions must be of length 6               */
 template<class FImpl>
-void BaryonUtils<FImpl>::Wick_Contractions(std::string qi, std::string qf, bool* wick_contractions) {
+void BaryonUtils<FImpl>::WickContractions(std::string qi, std::string qf, bool* wick_contractions) {
     const int epsilon[6][3] = {{0,1,2},{1,2,0},{2,0,1},{0,2,1},{2,1,0},{1,0,2}};
     for (int ie=0; ie < 6 ; ie++) {
         wick_contractions[ie] = (qi.size() == 3 && qf.size() == 3
@@ -364,11 +514,6 @@ void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_left,
 
   assert(Ns==4 && "Baryon code only implemented for N_spin = 4");
   assert(Nc==3 && "Baryon code only implemented for N_colour = 3");
-
-  std::cout << "GammaA (left) " << (GammaA_left.g) <<  std::endl;
-  std::cout << "GammaB (left) " << (GammaB_left.g) <<  std::endl;
-  std::cout << "GammaA (right) " << (GammaA_right.g) <<  std::endl;
-  std::cout << "GammaB (right) " << (GammaB_right.g) <<  std::endl;
  
   assert(parity==1 || parity == -1 && "Parity must be +1 or -1");
 
@@ -397,13 +542,62 @@ void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_left,
     auto D2 = v2[ss];
     auto D3 = v3[ss];
     vobj result=Zero();
-    baryon_site(D1,D2,D3,GammaA_left,GammaB_left,GammaA_right,GammaB_right,parity,wick_contractions,result);
+    BaryonSite(D1,D2,D3,GammaA_left,GammaB_left,GammaA_right,GammaB_right,parity,wick_contractions,result);
     vbaryon_corr[ss] = result; 
   }  );//end loop over lattice sites
 
   t += usecond();
 
-  std::cout << std::setw(10) << bytes/t*1.0e6/1024/1024/1024 << " GB/s " << std::endl;
+  std::cout << GridLogDebug << std::setw(10) << bytes/t*1.0e6/1024/1024/1024 << " GB/s " << std::endl;
+}
+
+template<class FImpl>
+void BaryonUtils<FImpl>::ContractBaryonsMatrix(const PropagatorField &q1_left,
+             const PropagatorField &q2_left,
+             const PropagatorField &q3_left,
+                         const Gamma GammaA_left,
+                         const Gamma GammaB_left,
+                         const Gamma GammaA_right,
+                         const Gamma GammaB_right,
+             const bool* wick_contractions,
+             SpinMatrixField &baryon_corr)
+{
+
+  assert(Ns==4 && "Baryon code only implemented for N_spin = 4");
+  assert(Nc==3 && "Baryon code only implemented for N_colour = 3");
+ 
+  GridBase *grid = q1_left.Grid();
+  
+  autoView(vbaryon_corr, baryon_corr,CpuWrite);
+  autoView( v1 , q1_left, CpuRead);
+  autoView( v2 , q2_left, CpuRead);
+  autoView( v3 , q3_left, CpuRead);
+
+  // Real bytes =0.;
+  // bytes += grid->oSites() * (432.*sizeof(vComplex) + 126.*sizeof(int) + 36.*sizeof(Real));
+  // for (int ie=0; ie < 6 ; ie++){
+  //   if(ie==0 or ie==3){
+  //      bytes += grid->oSites() * (4.*sizeof(int) + 4752.*sizeof(vComplex)) * wick_contractions[ie];
+  //   }
+  //   else{
+  //      bytes += grid->oSites() * (64.*sizeof(int) + 5184.*sizeof(vComplex)) * wick_contractions[ie];
+  //   }
+  // }
+  // Real t=0.;
+  // t =-usecond();
+
+  accelerator_for(ss, grid->oSites(), grid->Nsimd(), {
+    auto D1 = v1[ss];
+    auto D2 = v2[ss];
+    auto D3 = v3[ss];
+    sobj result=Zero();
+    BaryonSiteMatrix(D1,D2,D3,GammaA_left,GammaB_left,GammaA_right,GammaB_right,wick_contractions,result);
+    vbaryon_corr[ss] = result; 
+  }  );//end loop over lattice sites
+
+  // t += usecond();
+
+  // std::cout << GridLogDebug << std::setw(10) << bytes/t*1.0e6/1024/1024/1024 << " GB/s " << std::endl;
 
 }
 
@@ -414,7 +608,7 @@ void BaryonUtils<FImpl>::ContractBaryons(const PropagatorField &q1_left,
  * Wick_Contractions function above                               */
 template <class FImpl>
 template <class mobj, class robj>
-void BaryonUtils<FImpl>::ContractBaryons_Sliced(const mobj &D1,
+void BaryonUtils<FImpl>::ContractBaryonsSliced(const mobj &D1,
 						 const mobj &D2,
 						 const mobj &D3,
 				                 const Gamma GammaA_left,
@@ -429,16 +623,33 @@ void BaryonUtils<FImpl>::ContractBaryons_Sliced(const mobj &D1,
 
   assert(Ns==4 && "Baryon code only implemented for N_spin = 4");
   assert(Nc==3 && "Baryon code only implemented for N_colour = 3");
-
-  std::cout << "GammaA (left) " << (GammaA_left.g) <<  std::endl;
-  std::cout << "GammaB (left) " << (GammaB_left.g) <<  std::endl;
-  std::cout << "GammaA (right) " << (GammaA_right.g) <<  std::endl;
-  std::cout << "GammaB (right) " << (GammaB_right.g) <<  std::endl;
  
   assert(parity==1 || parity == -1 && "Parity must be +1 or -1");
 
   for (int t=0; t<nt; t++) {
-    baryon_site(D1[t],D2[t],D3[t],GammaA_left,GammaB_left,GammaA_right,GammaB_right,parity,wick_contractions,result[t]);
+    BaryonSite(D1[t],D2[t],D3[t],GammaA_left,GammaB_left,GammaA_right,GammaB_right,parity,wick_contractions,result[t]);
+  }
+}
+
+template <class FImpl>
+template <class mobj, class robj>
+void BaryonUtils<FImpl>::ContractBaryonsSlicedMatrix(const mobj &D1,
+             const mobj &D2,
+             const mobj &D3,
+                         const Gamma GammaA_left,
+                         const Gamma GammaB_left,
+                         const Gamma GammaA_right,
+                         const Gamma GammaB_right,
+             const bool* wick_contractions,
+             const int nt,
+             robj &result)
+{
+
+  assert(Ns==4 && "Baryon code only implemented for N_spin = 4");
+  assert(Nc==3 && "Baryon code only implemented for N_colour = 3");
+
+  for (int t=0; t<nt; t++) {
+    BaryonSiteMatrix(D1[t],D2[t],D3[t],GammaA_left,GammaB_left,GammaA_right,GammaB_right,wick_contractions,result[t]);
   }
 }
 
@@ -454,7 +665,7 @@ void BaryonUtils<FImpl>::ContractBaryons_Sliced(const mobj &D1,
  * Dq4_tf is a quark line from t_f to t_J */
 template<class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group1_Site(
+void BaryonUtils<FImpl>::BaryonGamma3ptGroup1Site(
                         const mobj &Dq1_ti,
                         const mobj2 &Dq2_spec,
                         const mobj2 &Dq3_spec,
@@ -546,7 +757,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group1_Site(
  * Dq4_tf is a quark line from t_f to t_J */
 template<class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group2_Site(
+void BaryonUtils<FImpl>::BaryonGamma3ptGroup2Site(
                         const mobj2 &Dq1_spec,
                         const mobj &Dq2_ti,
                         const mobj2 &Dq3_spec,
@@ -636,7 +847,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group2_Site(
  * Dq4_tf is a quark line from t_f to t_J */
 template<class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group3_Site(
+void BaryonUtils<FImpl>::BaryonGamma3ptGroup3Site(
                         const mobj2 &Dq1_spec,
                         const mobj2 &Dq2_spec,
                         const mobj &Dq3_ti,
@@ -728,7 +939,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt_Group3_Site(
  * https://aportelli.github.io/Hadrons-doc/#/mcontraction        */
 template<class FImpl>
 template <class mobj>
-void BaryonUtils<FImpl>::Baryon_Gamma_3pt(
+void BaryonUtils<FImpl>::BaryonGamma3pt(
                         const PropagatorField &q_ti,
                         const mobj &Dq_spec1,
                         const mobj &Dq_spec2,
@@ -751,7 +962,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt(
             auto Dq_ti = vq_ti[ss];
             auto Dq_tf = vq_tf[ss];
             sobj result=Zero();
-            Baryon_Gamma_3pt_Group1_Site(Dq_ti,Dq_spec1,Dq_spec2,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
+            BaryonGamma3ptGroup1Site(Dq_ti,Dq_spec1,Dq_spec2,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
             vcorr[ss] += result; 
         });//end loop over lattice sites
     } else if (group == 2) {
@@ -759,7 +970,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt(
             auto Dq_ti = vq_ti[ss];
             auto Dq_tf = vq_tf[ss];
             sobj result=Zero();
-            Baryon_Gamma_3pt_Group2_Site(Dq_spec1,Dq_ti,Dq_spec2,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
+            BaryonGamma3ptGroup2Site(Dq_spec1,Dq_ti,Dq_spec2,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
             vcorr[ss] += result; 
         });//end loop over lattice sites
     } else if (group == 3) {
@@ -767,7 +978,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt(
             auto Dq_ti = vq_ti[ss];
             auto Dq_tf = vq_tf[ss];
             sobj result=Zero();
-            Baryon_Gamma_3pt_Group3_Site(Dq_spec1,Dq_spec2,Dq_ti,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
+            BaryonGamma3ptGroup3Site(Dq_spec1,Dq_spec2,Dq_ti,Dq_tf,GammaJ,GammaBi,GammaBf,wick_contraction,result);
 
             vcorr[ss] += result; 
         });//end loop over lattice sites
@@ -787,7 +998,7 @@ void BaryonUtils<FImpl>::Baryon_Gamma_3pt(
  * Ds_ti is a quark line from t_i to t_H */
 template <class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q1_Eye_site(const mobj &Dq_loop,
+void BaryonUtils<FImpl>::SigmaToNucleonQ1EyeSite(const mobj &Dq_loop,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
 						 const mobj &Ds_ti,
@@ -838,7 +1049,7 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q1_Eye_site(const mobj &Dq_loop,
  * Ds_ti is a quark line from t_i to t_H */
 template <class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q1_NonEye_site(const mobj &Du_ti,
+void BaryonUtils<FImpl>::SigmaToNucleonQ1NonEyeSite(const mobj &Du_ti,
 						 const mobj &Du_tf,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
@@ -897,7 +1108,7 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q1_NonEye_site(const mobj &Du_ti,
  * Ds_ti is a quark line from t_i to t_H */
 template <class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q2_Eye_site(const mobj &Dq_loop,
+void BaryonUtils<FImpl>::SigmaToNucleonQ2EyeSite(const mobj &Dq_loop,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
 						 const mobj &Ds_ti,
@@ -948,7 +1159,7 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q2_Eye_site(const mobj &Dq_loop,
  * Ds_ti is a quark line from t_i to t_H */
 template <class FImpl>
 template <class mobj, class mobj2, class robj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q2_NonEye_site(const mobj &Du_ti,
+void BaryonUtils<FImpl>::SigmaToNucleonQ2NonEyeSite(const mobj &Du_ti,
 						 const mobj &Du_tf,
 						 const mobj2 &Du_spec,
 						 const mobj &Dd_tf,
@@ -1002,7 +1213,7 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Q2_NonEye_site(const mobj &Du_ti,
 
 template<class FImpl>
 template <class mobj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_Eye(const PropagatorField &qq_loop,
+void BaryonUtils<FImpl>::SigmaToNucleonEye(const PropagatorField &qq_loop,
 						 const mobj &Du_spec,
 						 const PropagatorField &qd_tf,
 						 const PropagatorField &qs_ti,
@@ -1029,9 +1240,9 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Eye(const PropagatorField &qq_loop,
     auto Ds_ti = vs_ti[ss];
     sobj result=Zero();
     if(op == "Q1"){
-      Sigma_to_Nucleon_Q1_Eye_site(Dq_loop,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
+      SigmaToNucleonQ1EyeSite(Dq_loop,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
     } else if(op == "Q2"){
-      Sigma_to_Nucleon_Q2_Eye_site(Dq_loop,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
+      SigmaToNucleonQ2EyeSite(Dq_loop,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
     } else {
       assert(0 && "Weak Operator not correctly specified");
     }
@@ -1041,7 +1252,7 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_Eye(const PropagatorField &qq_loop,
 
 template<class FImpl>
 template <class mobj>
-void BaryonUtils<FImpl>::Sigma_to_Nucleon_NonEye(const PropagatorField &qq_ti,
+void BaryonUtils<FImpl>::SigmaToNucleonNonEye(const PropagatorField &qq_ti,
 						 const PropagatorField &qq_tf,
 						 const mobj &Du_spec,
 						 const PropagatorField &qd_tf,
@@ -1071,9 +1282,9 @@ void BaryonUtils<FImpl>::Sigma_to_Nucleon_NonEye(const PropagatorField &qq_ti,
     auto Ds_ti = vs_ti[ss];
     sobj result=Zero();
     if(op == "Q1"){
-      Sigma_to_Nucleon_Q1_NonEye_site(Dq_ti,Dq_tf,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
+      SigmaToNucleonQ1NonEyeSite(Dq_ti,Dq_tf,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
     } else if(op == "Q2"){
-      Sigma_to_Nucleon_Q2_NonEye_site(Dq_ti,Dq_tf,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
+      SigmaToNucleonQ2NonEyeSite(Dq_ti,Dq_tf,Du_spec,Dd_tf,Ds_ti,Gamma_H,GammaB_sigma,GammaB_nucl,result);
     } else {
       assert(0 && "Weak Operator not correctly specified");
     }

Grid/qcd/utils/CovariantCshift.h

@@ -53,25 +53,42 @@ namespace PeriodicBC {
     return Cshift(tmp,mu,-1);// moves towards positive mu
   }
 
-  template<class gauge,typename Op, typename T1> auto
-    CovShiftForward(const Lattice<gauge> &Link, 
-		    int mu,
-		    const LatticeUnaryExpression<Op,T1> &expr)
-    -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
+  template<class gauge> Lattice<gauge>
+  CovShiftIdentityBackward(const Lattice<gauge> &Link, int mu) 
   {
-    Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> arg(expr);
+    return Cshift(adj(Link), mu, -1);
+  }
+
+  template<class gauge> Lattice<gauge>
+  CovShiftIdentityForward(const Lattice<gauge> &Link, int mu)
+  {
+    return Link;
+  }
+
+  template<class gauge> Lattice<gauge>
+  ShiftStaple(const Lattice<gauge> &Link, int mu)
+  {
+    return Cshift(Link, mu, 1);
+  }
+  
+  template<class gauge,class Expr,typename std::enable_if<is_lattice_expr<Expr>::value,void>::type * = nullptr>
+    auto  CovShiftForward(const Lattice<gauge> &Link, 
+			  int mu,
+			  const Expr &expr) -> decltype(closure(expr))
+  {
+    auto arg = closure(expr);
     return CovShiftForward(Link,mu,arg);
   }
-  template<class gauge,typename Op, typename T1> auto
-    CovShiftBackward(const Lattice<gauge> &Link, 
-		     int mu,
-		     const LatticeUnaryExpression<Op,T1> &expr)
-    -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
+  template<class gauge,class Expr,typename std::enable_if<is_lattice_expr<Expr>::value,void>::type * = nullptr>
+    auto  CovShiftBackward(const Lattice<gauge> &Link, 
+			   int mu,
+			   const Expr &expr) -> decltype(closure(expr))
   {
-    Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> arg(expr);
-    return CovShiftForward(Link,mu,arg);
+    auto arg = closure(expr);
+    return CovShiftBackward(Link,mu,arg);
   }
 
+
 }
 
 
@@ -141,26 +158,55 @@ namespace ConjugateBC {
     //    std::cout<<"Gparity::CovCshiftBackward mu="<<mu<<std::endl;
     return Cshift(tmp,mu,-1);// moves towards positive mu
   }
+  template<class gauge> Lattice<gauge>
+  CovShiftIdentityBackward(const Lattice<gauge> &Link, int mu) {
+    GridBase *grid = Link.Grid();
+    int Lmu = grid->GlobalDimensions()[mu] - 1;
 
-  template<class gauge,typename Op, typename T1> auto
-    CovShiftForward(const Lattice<gauge> &Link, 
-		    int mu,
-		    const LatticeUnaryExpression<Op,T1> &expr)
-    -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
-  {
-    Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> arg(expr);
-    return CovShiftForward(Link,mu,arg);
+    Lattice<iScalar<vInteger>> coor(grid);
+    LatticeCoordinate(coor, mu);
+
+    Lattice<gauge> tmp(grid);
+    tmp = adj(Link);
+    tmp = where(coor == Lmu, conjugate(tmp), tmp);
+    return Cshift(tmp, mu, -1); // moves towards positive mu
   }
-  template<class gauge,typename Op, typename T1> auto
-    CovShiftBackward(const Lattice<gauge> &Link, 
-		     int mu,
-		     const LatticeUnaryExpression<Op,T1> &expr)
-    -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
-  {
-    Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> arg(expr);
-    return CovShiftForward(Link,mu,arg);
+  template<class gauge> Lattice<gauge>
+  CovShiftIdentityForward(const Lattice<gauge> &Link, int mu) {
+    return Link;
   }
 
+  template<class gauge> Lattice<gauge>
+  ShiftStaple(const Lattice<gauge> &Link, int mu)
+  {
+    GridBase *grid = Link.Grid();
+    int Lmu = grid->GlobalDimensions()[mu] - 1;
+
+    Lattice<iScalar<vInteger>> coor(grid);
+    LatticeCoordinate(coor, mu);
+
+    Lattice<gauge> tmp(grid);
+    tmp = Cshift(Link, mu, 1);
+    tmp = where(coor == Lmu, conjugate(tmp), tmp);
+    return tmp;
+  }
+
+  template<class gauge,class Expr,typename std::enable_if<is_lattice_expr<Expr>::value,void>::type * = nullptr>
+    auto  CovShiftForward(const Lattice<gauge> &Link, 
+			  int mu,
+			  const Expr &expr) -> decltype(closure(expr))
+  {
+    auto arg = closure(expr);
+    return CovShiftForward(Link,mu,arg);
+  }
+  template<class gauge,class Expr,typename std::enable_if<is_lattice_expr<Expr>::value,void>::type * = nullptr>
+    auto  CovShiftBackward(const Lattice<gauge> &Link, 
+			   int mu,
+			   const Expr &expr)  -> decltype(closure(expr))
+  {
+    auto arg = closure(expr);
+    return CovShiftBackward(Link,mu,arg);
+  }
 
 }
 

Grid/qcd/utils/LinalgUtils.h

@@ -154,8 +154,8 @@ void axpby_ssp_pminus(Lattice<vobj> &z,Coeff a,const Lattice<vobj> &x,Coeff b,co
   accelerator_for(sss,nloop,vobj::Nsimd(),{
     uint64_t ss = sss*Ls;
     decltype(coalescedRead(y_v[ss+sp])) tmp;
-    spProj5m(tmp,y_v(ss+sp));
-    tmp = a*x_v(ss+s)+b*tmp;
+    spProj5m(tmp,y_v(ss+sp)); 
+   tmp = a*x_v(ss+s)+b*tmp;
     coalescedWrite(z_v[ss+s],tmp);
   });
 }
@@ -188,7 +188,6 @@ void G5R5(Lattice<vobj> &z,const Lattice<vobj> &x)
   z.Checkerboard() = x.Checkerboard();
   conformable(x,z);
   int Ls = grid->_rdimensions[0];
-  Gamma G5(Gamma::Algebra::Gamma5);
   autoView( x_v, x, AcceleratorRead);
   autoView( z_v, z, AcceleratorWrite);
   uint64_t nloop = grid->oSites()/Ls;
@@ -196,7 +195,13 @@ void G5R5(Lattice<vobj> &z,const Lattice<vobj> &x)
     uint64_t ss = sss*Ls;
     for(int s=0;s<Ls;s++){
       int sp = Ls-1-s;
-      coalescedWrite(z_v[ss+sp],G5*x_v(ss+s));
+      auto tmp = x_v(ss+s);
+      decltype(tmp) tmp_p;
+      decltype(tmp) tmp_m;
+      spProj5p(tmp_p,tmp);
+      spProj5m(tmp_m,tmp);
+      // Use of spProj5m, 5p captures the coarse space too
+      coalescedWrite(z_v[ss+sp],tmp_p - tmp_m);
     }
   });
 }
@@ -208,10 +213,20 @@ void G5C(Lattice<vobj> &z, const Lattice<vobj> &x)
   z.Checkerboard() = x.Checkerboard();
   conformable(x, z);
 
-  Gamma G5(Gamma::Algebra::Gamma5);
-  z = G5 * x;
+  autoView( x_v, x, AcceleratorRead);
+  autoView( z_v, z, AcceleratorWrite);
+  uint64_t nloop = grid->oSites();
+  accelerator_for(ss,nloop,vobj::Nsimd(),{
+    auto tmp = x_v(ss);
+    decltype(tmp) tmp_p;
+    decltype(tmp) tmp_m;
+    spProj5p(tmp_p,tmp);
+    spProj5m(tmp_m,tmp);
+    coalescedWrite(z_v[ss],tmp_p - tmp_m);
+  });
 }
 
+/*
 template<class CComplex, int nbasis>
 void G5C(Lattice<iVector<CComplex, nbasis>> &z, const Lattice<iVector<CComplex, nbasis>> &x)
 {
@@ -234,6 +249,7 @@ void G5C(Lattice<iVector<CComplex, nbasis>> &z, const Lattice<iVector<CComplex,
     }
   });
 }
+*/
 
 NAMESPACE_END(Grid);
 

Grid/qcd/utils/SUn.h

@@ -449,7 +449,8 @@ public:
     LatticeReal alpha(grid);
 
     //    std::cout<<GridLogMessage<<"xi "<<xi <<std::endl;
-    alpha = toReal(2.0 * xi);
+    xi = 2.0 *xi;
+    alpha = toReal(xi);
 
     do {
       // A. Generate two uniformly distributed pseudo-random numbers R and R',
@@ -734,7 +735,6 @@ public:
     }
   }
 
-
   template <typename GaugeField>
   static void HotConfiguration(GridParallelRNG &pRNG, GaugeField &out) {
     typedef typename GaugeField::vector_type vector_type;
@@ -799,6 +799,88 @@ public:
   }
 };
 
+template<int N>
+LatticeComplexD Determinant(const Lattice<iScalar<iScalar<iMatrix<vComplexD, N> > > > &Umu)
+{
+  GridBase *grid=Umu.Grid();
+  auto lvol = grid->lSites();
+  LatticeComplexD ret(grid);
+
+  autoView(Umu_v,Umu,CpuRead);
+  autoView(ret_v,ret,CpuWrite);
+  thread_for(site,lvol,{
+    Eigen::MatrixXcd EigenU = Eigen::MatrixXcd::Zero(N,N);
+    Coordinate lcoor;
+    grid->LocalIndexToLocalCoor(site, lcoor);
+    iScalar<iScalar<iMatrix<ComplexD, N> > > Us;
+    peekLocalSite(Us, Umu_v, lcoor);
+    for(int i=0;i<N;i++){
+      for(int j=0;j<N;j++){
+	EigenU(i,j) = Us()()(i,j);
+      }}
+    ComplexD det = EigenU.determinant();
+    pokeLocalSite(det,ret_v,lcoor);
+  });
+  return ret;
+}
+template<int N>
+static void ProjectSUn(Lattice<iScalar<iScalar<iMatrix<vComplexD, N> > > > &Umu)
+{
+  Umu      = ProjectOnGroup(Umu);
+  auto det = Determinant(Umu);
+
+  det = conjugate(det);
+
+  for(int i=0;i<N;i++){
+    auto element = PeekIndex<ColourIndex>(Umu,N-1,i);
+    element = element * det;
+    PokeIndex<ColourIndex>(Umu,element,Nc-1,i);
+  }
+}
+template<int N>
+static void ProjectSUn(Lattice<iVector<iScalar<iMatrix<vComplexD, N> >,Nd> > &U)
+{
+  GridBase *grid=U.Grid();
+  // Reunitarise
+  for(int mu=0;mu<Nd;mu++){
+    auto Umu = PeekIndex<LorentzIndex>(U,mu);
+    Umu      = ProjectOnGroup(Umu);
+    ProjectSUn(Umu);
+    PokeIndex<LorentzIndex>(U,Umu,mu);
+  }
+}
+// Explicit specialisation for SU(3).
+// Explicit specialisation for SU(3).
+static void
+ProjectSU3 (Lattice<iScalar<iScalar<iMatrix<vComplexD, 3> > > > &Umu)
+{
+  GridBase *grid=Umu.Grid();
+  const int x=0;
+  const int y=1;
+  const int z=2;
+  // Reunitarise
+  Umu = ProjectOnGroup(Umu);
+  autoView(Umu_v,Umu,CpuWrite);
+  thread_for(ss,grid->oSites(),{
+      auto cm = Umu_v[ss];
+      cm()()(2,x) = adj(cm()()(0,y)*cm()()(1,z)-cm()()(0,z)*cm()()(1,y)); //x= yz-zy
+      cm()()(2,y) = adj(cm()()(0,z)*cm()()(1,x)-cm()()(0,x)*cm()()(1,z)); //y= zx-xz
+      cm()()(2,z) = adj(cm()()(0,x)*cm()()(1,y)-cm()()(0,y)*cm()()(1,x)); //z= xy-yx
+      Umu_v[ss]=cm;
+  });
+}
+static void ProjectSU3(Lattice<iVector<iScalar<iMatrix<vComplexD, 3> >,Nd> > &U)
+{
+  GridBase *grid=U.Grid();
+  // Reunitarise
+  for(int mu=0;mu<Nd;mu++){
+    auto Umu = PeekIndex<LorentzIndex>(U,mu);
+    Umu      = ProjectOnGroup(Umu);
+    ProjectSU3(Umu);
+    PokeIndex<LorentzIndex>(U,Umu,mu);
+  }
+}
+
 typedef SU<2> SU2;
 typedef SU<3> SU3;
 typedef SU<4> SU4;

Grid/qcd/utils/SUnAdjoint.h

@@ -39,7 +39,7 @@ public:
   typedef iSUnAdjointMatrix<ComplexF> AMatrixF;
   typedef iSUnAdjointMatrix<ComplexD> AMatrixD;
 
-  typedef iSUnAdjointMatrix<vComplex> vAMatrix;
+  typedef iSUnAdjointMatrix<vComplex>  vAMatrix;
   typedef iSUnAdjointMatrix<vComplexF> vAMatrixF;
   typedef iSUnAdjointMatrix<vComplexD> vAMatrixD;
 
@@ -47,14 +47,9 @@ public:
   typedef Lattice<vAMatrixF> LatticeAdjMatrixF;
   typedef Lattice<vAMatrixD> LatticeAdjMatrixD;
 
-  typedef Lattice<iVector<iScalar<iMatrix<vComplex, Dimension> >, Nd> >
-  LatticeAdjField;
-  typedef Lattice<iVector<iScalar<iMatrix<vComplexF, Dimension> >, Nd> >
-  LatticeAdjFieldF;
-  typedef Lattice<iVector<iScalar<iMatrix<vComplexD, Dimension> >, Nd> >
-  LatticeAdjFieldD;
-
-
+  typedef Lattice<iVector<iScalar<iMatrix<vComplex, Dimension> >, Nd> >  LatticeAdjField;
+  typedef Lattice<iVector<iScalar<iMatrix<vComplexF, Dimension> >, Nd> > LatticeAdjFieldF;
+  typedef Lattice<iVector<iScalar<iMatrix<vComplexD, Dimension> >, Nd> > LatticeAdjFieldD;
 
 
   template <class cplx>
@@ -128,7 +123,9 @@ public:
   }
 
   // Projects the algebra components a lattice matrix (of dimension ncol*ncol -1 )
-  static void projectOnAlgebra(typename SU<ncolour>::LatticeAlgebraVector &h_out, const LatticeAdjMatrix &in, Real scale = 1.0) {
+  static void projectOnAlgebra(typename SU<ncolour>::LatticeAlgebraVector &h_out, const LatticeAdjMatrix &in, Real scale = 1.0) 
+  {
+    
     conformable(h_out, in);
     h_out = Zero();
     AMatrix iTa;
@@ -136,7 +133,7 @@ public:
 
     for (int a = 0; a < Dimension; a++) {
       generator(a, iTa);
-      auto tmp = real(trace(iTa * in)) * coefficient;
+      LatticeComplex tmp = real(trace(iTa * in)) * coefficient;
       pokeColour(h_out, tmp, a);
     }
   }

Grid/qcd/utils/WilsonLoops.h

@@ -485,7 +485,7 @@ public:
 
         // Up staple    ___ ___
         //             |       |
-        tmp = Cshift(closure(adj(U[nu])), nu, -1);
+        tmp = Cshift(adj(U[nu]), nu, -1);
         tmp = adj(U2[mu]) * tmp;
         tmp = Cshift(tmp, mu, -2);
 
@@ -519,7 +519,7 @@ public:
         //
         //      |  |
 
-        tmp = Cshift(closure(adj(U2[nu])), nu, -2);
+        tmp = Cshift(adj(U2[nu]), nu, -2);
         tmp = Gimpl::CovShiftBackward(U[mu], mu, tmp);
         tmp = U2[nu] * Cshift(tmp, nu, 2);
         Stap += Cshift(tmp, mu, 1);

Grid/serialisation/JSON_IO.cc

@@ -26,7 +26,7 @@
     *************************************************************************************/
     /*  END LEGAL */
 #include <Grid/Grid.h>
-#ifndef __NVCC__
+#if (!defined(GRID_CUDA)) && (!defined(GRID_HIP))
 
 NAMESPACE_BEGIN(Grid);
 

Grid/simd/Fujitsu_A64FX_intrin_double.h

@@ -0,0 +1,603 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: Fujitsu_A64FX_intrin_double.h
+
+    Copyright (C) 2020
+
+Author: Nils Meyer <nils.meyer@ur.de>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+#define LOAD_CHIMU(base)               LOAD_CHIMU_INTERLEAVED_A64FXd(base)  
+#define PREFETCH_CHIMU_L1(A)           PREFETCH_CHIMU_L1_INTERNAL_A64FXd(A)  
+#define PREFETCH_GAUGE_L1(A)           PREFETCH_GAUGE_L1_INTERNAL_A64FXd(A)  
+#define PREFETCH_CHIMU_L2(A)           PREFETCH_CHIMU_L2_INTERNAL_A64FXd(A)  
+#define PREFETCH_GAUGE_L2(A)           PREFETCH_GAUGE_L2_INTERNAL_A64FXd(A)  
+#define PF_GAUGE(A)  
+#define PREFETCH_RESULT_L2_STORE(A)    PREFETCH_RESULT_L2_STORE_INTERNAL_A64FXd(A)  
+#define PREFETCH_RESULT_L1_STORE(A)    PREFETCH_RESULT_L1_STORE_INTERNAL_A64FXd(A)  
+#define PREFETCH1_CHIMU(A)             PREFETCH_CHIMU_L1(A)  
+#define PREFETCH_CHIMU(A)              PREFETCH_CHIMU_L1(A)  
+#define LOCK_GAUGE(A)  
+#define UNLOCK_GAUGE(A)  
+#define MASK_REGS                      DECLARATIONS_A64FXd  
+#define SAVE_RESULT(A,B)               RESULT_A64FXd(A);  
+#define MULT_2SPIN_1(Dir)              MULT_2SPIN_1_A64FXd(Dir)  
+#define MULT_2SPIN_2                   MULT_2SPIN_2_A64FXd  
+#define LOAD_CHI(base)                 LOAD_CHI_A64FXd(base)  
+#define ZERO_PSI                       ZERO_PSI_A64FXd  
+#define ADD_RESULT(base,basep)         LOAD_CHIMU(base); ADD_RESULT_INTERNAL_A64FXd; RESULT_A64FXd(base)  
+#define XP_PROJ                        XP_PROJ_A64FXd  
+#define YP_PROJ                        YP_PROJ_A64FXd  
+#define ZP_PROJ                        ZP_PROJ_A64FXd  
+#define TP_PROJ                        TP_PROJ_A64FXd  
+#define XM_PROJ                        XM_PROJ_A64FXd  
+#define YM_PROJ                        YM_PROJ_A64FXd  
+#define ZM_PROJ                        ZM_PROJ_A64FXd  
+#define TM_PROJ                        TM_PROJ_A64FXd  
+#define XP_RECON                       XP_RECON_A64FXd  
+#define XM_RECON                       XM_RECON_A64FXd  
+#define XM_RECON_ACCUM                 XM_RECON_ACCUM_A64FXd  
+#define YM_RECON_ACCUM                 YM_RECON_ACCUM_A64FXd  
+#define ZM_RECON_ACCUM                 ZM_RECON_ACCUM_A64FXd  
+#define TM_RECON_ACCUM                 TM_RECON_ACCUM_A64FXd  
+#define XP_RECON_ACCUM                 XP_RECON_ACCUM_A64FXd  
+#define YP_RECON_ACCUM                 YP_RECON_ACCUM_A64FXd  
+#define ZP_RECON_ACCUM                 ZP_RECON_ACCUM_A64FXd  
+#define TP_RECON_ACCUM                 TP_RECON_ACCUM_A64FXd  
+#define PERMUTE_DIR0                   0  
+#define PERMUTE_DIR1                   1  
+#define PERMUTE_DIR2                   2  
+#define PERMUTE_DIR3                   3  
+#define PERMUTE                        PERMUTE_A64FXd;  
+#define LOAD_TABLE(Dir)                if (Dir == 0) { LOAD_TABLE0; } else if (Dir == 1) { LOAD_TABLE1; } else if (Dir == 2) { LOAD_TABLE2; }  
+#define MAYBEPERM(Dir,perm)            if (Dir != 3) { if (perm) { PERMUTE; } }  
+// DECLARATIONS
+#define DECLARATIONS_A64FXd  \
+    uint64_t baseU; \
+    const uint64_t lut[4][8] = { \
+        {4, 5, 6, 7, 0, 1, 2, 3}, \
+        {2, 3, 0, 1, 6, 7, 4, 5}, \
+        {1, 0, 3, 2, 5, 4, 7, 6}, \
+        {0, 1, 2, 4, 5, 6, 7, 8} };\
+    svfloat64_t result_00;        \
+    svfloat64_t result_01;        \
+    svfloat64_t result_02;        \
+    svfloat64_t result_10;        \
+    svfloat64_t result_11;        \
+    svfloat64_t result_12;        \
+    svfloat64_t result_20;        \
+    svfloat64_t result_21;        \
+    svfloat64_t result_22;        \
+    svfloat64_t result_30;        \
+    svfloat64_t result_31;        \
+    svfloat64_t result_32;        \
+    svfloat64_t Chi_00;        \
+    svfloat64_t Chi_01;        \
+    svfloat64_t Chi_02;        \
+    svfloat64_t Chi_10;        \
+    svfloat64_t Chi_11;        \
+    svfloat64_t Chi_12;        \
+    svfloat64_t UChi_00;        \
+    svfloat64_t UChi_01;        \
+    svfloat64_t UChi_02;        \
+    svfloat64_t UChi_10;        \
+    svfloat64_t UChi_11;        \
+    svfloat64_t UChi_12;        \
+    svfloat64_t U_00;        \
+    svfloat64_t U_10;        \
+    svfloat64_t U_20;        \
+    svfloat64_t U_01;        \
+    svfloat64_t U_11;        \
+    svfloat64_t U_21;        \
+    svbool_t pg1;        \
+    pg1 = svptrue_b64();        \
+    svuint64_t table0; \
+    svfloat64_t zero0;        \
+    zero0 = svdup_f64(0.); 
+
+#define Chimu_00 Chi_00  
+#define Chimu_01 Chi_01  
+#define Chimu_02 Chi_02  
+#define Chimu_10 Chi_10  
+#define Chimu_11 Chi_11  
+#define Chimu_12 Chi_12  
+#define Chimu_20 UChi_00  
+#define Chimu_21 UChi_01  
+#define Chimu_22 UChi_02  
+#define Chimu_30 UChi_10  
+#define Chimu_31 UChi_11  
+#define Chimu_32 UChi_12  
+// RESULT
+#define RESULT_A64FXd(base)  \
+{ \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-6), result_00);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-5), result_01);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-4), result_02);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-3), result_10);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-2), result_11);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(-1), result_12);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(0), result_20);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(1), result_21);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(2), result_22);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(3), result_30);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(4), result_31);  \
+    svst1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64),(int64_t)(5), result_32);  \
+}
+// PREFETCH_CHIMU_L2 (prefetch to L2)
+#define PREFETCH_CHIMU_L2_INTERNAL_A64FXd(base)  \
+{ \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(0), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(8), SV_PLDL2STRM); \
+}
+// PREFETCH_CHIMU_L1 (prefetch to L1)
+#define PREFETCH_CHIMU_L1_INTERNAL_A64FXd(base)  \
+{ \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(0), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(4), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(8), SV_PLDL1STRM); \
+}
+// PREFETCH_GAUGE_L2 (prefetch to L2)
+#define PREFETCH_GAUGE_L2_INTERNAL_A64FXd(A)  \
+{ \
+    const auto & ref(U[sUn](A)); baseU = (uint64_t)&ref + 3 * 3 * 64; \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(-4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(0), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(8), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(12), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(16), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(20), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(24), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(28), SV_PLDL2STRM); \
+}
+// PREFETCH_GAUGE_L1 (prefetch to L1)
+#define PREFETCH_GAUGE_L1_INTERNAL_A64FXd(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(0), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(4), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(8), SV_PLDL1STRM); \
+}
+// LOAD_CHI
+#define LOAD_CHI_A64FXd(base)  \
+{ \
+    Chi_00 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(0));  \
+    Chi_01 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(1));  \
+    Chi_02 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(2));  \
+    Chi_10 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(3));  \
+    Chi_11 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(4));  \
+    Chi_12 = svld1_vnum(pg1, (float64_t*)(base), (int64_t)(5));  \
+}
+// LOAD_CHIMU
+#define LOAD_CHIMU_INTERLEAVED_A64FXd(base)  \
+{ \
+    Chimu_00 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_30 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_10 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_20 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_01 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_31 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_11 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_21 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_02 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_32 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+    Chimu_12 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_22 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+}
+// LOAD_CHIMU_0213
+#define LOAD_CHIMU_0213_A64FXd  \
+{ \
+    const SiteSpinor & ref(in[offset]); \
+    Chimu_00 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_20 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_01 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_21 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_02 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_22 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+    Chimu_10 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_30 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_11 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_31 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_12 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_32 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+}
+// LOAD_CHIMU_0312
+#define LOAD_CHIMU_0312_A64FXd  \
+{ \
+    const SiteSpinor & ref(in[offset]); \
+    Chimu_00 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_30 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_01 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_31 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_02 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_32 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+    Chimu_10 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_20 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_11 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_21 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_12 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_22 = svld1_vnum(pg1, (float64_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+}
+// LOAD_TABLE0
+#define LOAD_TABLE0  \
+    table0 = svld1(pg1, (uint64_t*)&lut[0]);  
+
+// LOAD_TABLE1
+#define LOAD_TABLE1  \
+    table0 = svld1(pg1, (uint64_t*)&lut[1]);  
+
+// LOAD_TABLE2
+#define LOAD_TABLE2  \
+    table0 = svld1(pg1, (uint64_t*)&lut[2]);  
+
+// LOAD_TABLE3
+#define LOAD_TABLE3  \
+    table0 = svld1(pg1, (uint64_t*)&lut[3]);  
+
+// PERMUTE
+#define PERMUTE_A64FXd  \
+    Chi_00 = svtbl(Chi_00, table0);    \
+    Chi_01 = svtbl(Chi_01, table0);    \
+    Chi_02 = svtbl(Chi_02, table0);    \
+    Chi_10 = svtbl(Chi_10, table0);    \
+    Chi_11 = svtbl(Chi_11, table0);    \
+    Chi_12 = svtbl(Chi_12, table0);    
+
+// LOAD_GAUGE
+#define LOAD_GAUGE(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    U_00 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-6));  \
+    U_10 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-3));  \
+    U_20 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(0));  \
+    U_01 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-5));  \
+    U_11 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-2));  \
+    U_21 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(1));  \
+}
+// MULT_2SPIN
+#define MULT_2SPIN_1_A64FXd(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    U_00 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-6));  \
+    U_10 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-3));  \
+    U_20 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(0));  \
+    U_01 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-5));  \
+    U_11 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-2));  \
+    U_21 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(1));  \
+    UChi_00 = svcmla_x(pg1, zero0, U_00, Chi_00, 0); \
+    UChi_10 = svcmla_x(pg1, zero0, U_00, Chi_10, 0); \
+    UChi_01 = svcmla_x(pg1, zero0, U_10, Chi_00, 0); \
+    UChi_11 = svcmla_x(pg1, zero0, U_10, Chi_10, 0); \
+    UChi_02 = svcmla_x(pg1, zero0, U_20, Chi_00, 0); \
+    UChi_12 = svcmla_x(pg1, zero0, U_20, Chi_10, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_00, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_10, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_00, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_10, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_00, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_10, 90); \
+    U_00 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-4));  \
+    U_10 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(-1));  \
+    U_20 = svld1_vnum(pg1, (float64_t*)(baseU + 2 * 3 * 64), (int64_t)(2));  \
+}
+// MULT_2SPIN_BACKEND
+#define MULT_2SPIN_2_A64FXd  \
+{ \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_01, Chi_01, 0); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_01, Chi_11, 0); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_11, Chi_01, 0); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_11, Chi_11, 0); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_21, Chi_01, 0); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_21, Chi_11, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_01, Chi_01, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_01, Chi_11, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_11, Chi_01, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_11, Chi_11, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_21, Chi_01, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_21, Chi_11, 90); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_02, 0); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_12, 0); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_02, 0); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_12, 0); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_02, 0); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_12, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_02, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_12, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_02, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_12, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_02, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_12, 90); \
+}
+// XP_PROJ
+#define XP_PROJ_A64FXd  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_30, 90);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_31, 90);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_32, 90);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_20, 90);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_21, 90);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_22, 90);   \
+}
+// XP_RECON
+#define XP_RECON_A64FXd  \
+    result_20 = svcadd_x(pg1, zero0, UChi_10, 270);   \
+    result_21 = svcadd_x(pg1, zero0, UChi_11, 270);   \
+    result_22 = svcadd_x(pg1, zero0, UChi_12, 270);   \
+    result_30 = svcadd_x(pg1, zero0, UChi_00, 270);   \
+    result_31 = svcadd_x(pg1, zero0, UChi_01, 270);   \
+    result_32 = svcadd_x(pg1, zero0, UChi_02, 270);   \
+    result_00 = UChi_00;        \
+    result_01 = UChi_01;        \
+    result_02 = UChi_02;        \
+    result_10 = UChi_10;        \
+    result_11 = UChi_11;        \
+    result_12 = UChi_12;        
+
+// XP_RECON_ACCUM
+#define XP_RECON_ACCUM_A64FXd  \
+    result_30 = svcadd_x(pg1, result_30, UChi_00, 270);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_31 = svcadd_x(pg1, result_31, UChi_01, 270);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_32 = svcadd_x(pg1, result_32, UChi_02, 270);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_20 = svcadd_x(pg1, result_20, UChi_10, 270);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_21 = svcadd_x(pg1, result_21, UChi_11, 270);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_22 = svcadd_x(pg1, result_22, UChi_12, 270);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// YP_PROJ
+#define YP_PROJ_A64FXd  \
+{ \
+    Chi_00 = svsub_x(pg1, Chimu_00, Chimu_30);  \
+    Chi_01 = svsub_x(pg1, Chimu_01, Chimu_31);  \
+    Chi_02 = svsub_x(pg1, Chimu_02, Chimu_32);  \
+    Chi_10 = svadd_x(pg1, Chimu_10, Chimu_20);  \
+    Chi_11 = svadd_x(pg1, Chimu_11, Chimu_21);  \
+    Chi_12 = svadd_x(pg1, Chimu_12, Chimu_22);  \
+}
+// ZP_PROJ
+#define ZP_PROJ_A64FXd  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_20, 90);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_21, 90);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_22, 90);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_30, 270);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_31, 270);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_32, 270);   \
+}
+// TP_PROJ
+#define TP_PROJ_A64FXd  \
+{ \
+    Chi_00 = svadd_x(pg1, Chimu_00, Chimu_20);  \
+    Chi_01 = svadd_x(pg1, Chimu_01, Chimu_21);  \
+    Chi_02 = svadd_x(pg1, Chimu_02, Chimu_22);  \
+    Chi_10 = svadd_x(pg1, Chimu_10, Chimu_30);  \
+    Chi_11 = svadd_x(pg1, Chimu_11, Chimu_31);  \
+    Chi_12 = svadd_x(pg1, Chimu_12, Chimu_32);  \
+}
+// XM_PROJ
+#define XM_PROJ_A64FXd  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_30, 270);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_31, 270);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_32, 270);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_20, 270);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_21, 270);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_22, 270);   \
+}
+// XM_RECON
+#define XM_RECON_A64FXd  \
+    result_20 = svcadd_x(pg1, zero0, UChi_10, 90);   \
+    result_21 = svcadd_x(pg1, zero0, UChi_11, 90);   \
+    result_22 = svcadd_x(pg1, zero0, UChi_12, 90);   \
+    result_30 = svcadd_x(pg1, zero0, UChi_00, 90);   \
+    result_31 = svcadd_x(pg1, zero0, UChi_01, 90);   \
+    result_32 = svcadd_x(pg1, zero0, UChi_02, 90);   \
+    result_00 = UChi_00;        \
+    result_01 = UChi_01;        \
+    result_02 = UChi_02;        \
+    result_10 = UChi_10;        \
+    result_11 = UChi_11;        \
+    result_12 = UChi_12;        
+
+// YM_PROJ
+#define YM_PROJ_A64FXd  \
+{ \
+    Chi_00 = svadd_x(pg1, Chimu_00, Chimu_30);  \
+    Chi_01 = svadd_x(pg1, Chimu_01, Chimu_31);  \
+    Chi_02 = svadd_x(pg1, Chimu_02, Chimu_32);  \
+    Chi_10 = svsub_x(pg1, Chimu_10, Chimu_20);  \
+    Chi_11 = svsub_x(pg1, Chimu_11, Chimu_21);  \
+    Chi_12 = svsub_x(pg1, Chimu_12, Chimu_22);  \
+}
+// ZM_PROJ
+#define ZM_PROJ_A64FXd  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_20, 270);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_21, 270);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_22, 270);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_30, 90);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_31, 90);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_32, 90);   \
+}
+// TM_PROJ
+#define TM_PROJ_A64FXd  \
+{ \
+    Chi_00 = svsub_x(pg1, Chimu_00, Chimu_20);  \
+    Chi_01 = svsub_x(pg1, Chimu_01, Chimu_21);  \
+    Chi_02 = svsub_x(pg1, Chimu_02, Chimu_22);  \
+    Chi_10 = svsub_x(pg1, Chimu_10, Chimu_30);  \
+    Chi_11 = svsub_x(pg1, Chimu_11, Chimu_31);  \
+    Chi_12 = svsub_x(pg1, Chimu_12, Chimu_32);  \
+}
+// XM_RECON_ACCUM
+#define XM_RECON_ACCUM_A64FXd  \
+    result_30 = svcadd_x(pg1, result_30, UChi_00, 90);   \
+    result_31 = svcadd_x(pg1, result_31, UChi_01, 90);   \
+    result_32 = svcadd_x(pg1, result_32, UChi_02, 90);   \
+    result_20 = svcadd_x(pg1, result_20, UChi_10, 90);   \
+    result_21 = svcadd_x(pg1, result_21, UChi_11, 90);   \
+    result_22 = svcadd_x(pg1, result_22, UChi_12, 90);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// YP_RECON_ACCUM
+#define YP_RECON_ACCUM_A64FXd  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_30 = svsub_x(pg1, result_30, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_31 = svsub_x(pg1, result_31, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_32 = svsub_x(pg1, result_32, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_20 = svadd_x(pg1, result_20, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_21 = svadd_x(pg1, result_21, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_22 = svadd_x(pg1, result_22, UChi_12); 
+
+// YM_RECON_ACCUM
+#define YM_RECON_ACCUM_A64FXd  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_30 = svadd_x(pg1, result_30, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_31 = svadd_x(pg1, result_31, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_32 = svadd_x(pg1, result_32, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_20 = svsub_x(pg1, result_20, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_21 = svsub_x(pg1, result_21, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_22 = svsub_x(pg1, result_22, UChi_12); 
+
+// ZP_RECON_ACCUM
+#define ZP_RECON_ACCUM_A64FXd  \
+    result_20 = svcadd_x(pg1, result_20, UChi_00, 270);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_21 = svcadd_x(pg1, result_21, UChi_01, 270);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_22 = svcadd_x(pg1, result_22, UChi_02, 270);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_30 = svcadd_x(pg1, result_30, UChi_10, 90);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_31 = svcadd_x(pg1, result_31, UChi_11, 90);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_32 = svcadd_x(pg1, result_32, UChi_12, 90);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// ZM_RECON_ACCUM
+#define ZM_RECON_ACCUM_A64FXd  \
+    result_20 = svcadd_x(pg1, result_20, UChi_00, 90);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_21 = svcadd_x(pg1, result_21, UChi_01, 90);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_22 = svcadd_x(pg1, result_22, UChi_02, 90);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_30 = svcadd_x(pg1, result_30, UChi_10, 270);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_31 = svcadd_x(pg1, result_31, UChi_11, 270);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_32 = svcadd_x(pg1, result_32, UChi_12, 270);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// TP_RECON_ACCUM
+#define TP_RECON_ACCUM_A64FXd  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_20 = svadd_x(pg1, result_20, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_21 = svadd_x(pg1, result_21, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_22 = svadd_x(pg1, result_22, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_30 = svadd_x(pg1, result_30, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_31 = svadd_x(pg1, result_31, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_32 = svadd_x(pg1, result_32, UChi_12); 
+
+// TM_RECON_ACCUM
+#define TM_RECON_ACCUM_A64FXd  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_20 = svsub_x(pg1, result_20, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_21 = svsub_x(pg1, result_21, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_22 = svsub_x(pg1, result_22, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_30 = svsub_x(pg1, result_30, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_31 = svsub_x(pg1, result_31, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_32 = svsub_x(pg1, result_32, UChi_12); 
+
+// ZERO_PSI
+#define ZERO_PSI_A64FXd  \
+    result_00 = svdup_f64(0.); \
+    result_01 = svdup_f64(0.); \
+    result_02 = svdup_f64(0.); \
+    result_10 = svdup_f64(0.); \
+    result_11 = svdup_f64(0.); \
+    result_12 = svdup_f64(0.); \
+    result_20 = svdup_f64(0.); \
+    result_21 = svdup_f64(0.); \
+    result_22 = svdup_f64(0.); \
+    result_30 = svdup_f64(0.); \
+    result_31 = svdup_f64(0.); \
+    result_32 = svdup_f64(0.); 
+
+// PREFETCH_RESULT_L2_STORE (uses DC ZVA for cache line zeroing)
+#define PREFETCH_RESULT_L2_STORE_INTERNAL_A64FXd(base)  \
+{ \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 0) : "memory" ); \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 1) : "memory" ); \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 2) : "memory" ); \
+}
+// PREFETCH_RESULT_L1_STORE (prefetch store to L1)
+#define PREFETCH_RESULT_L1_STORE_INTERNAL_A64FXd(base)  \
+{ \
+    svprfd(pg1, (int64_t*)(base + 0), SV_PSTL1STRM); \
+    svprfd(pg1, (int64_t*)(base + 256), SV_PSTL1STRM); \
+    svprfd(pg1, (int64_t*)(base + 512), SV_PSTL1STRM); \
+}
+// ADD_RESULT_INTERNAL
+#define ADD_RESULT_INTERNAL_A64FXd  \
+    result_00 = svadd_x(pg1, result_00, Chimu_00); \
+    result_01 = svadd_x(pg1, result_01, Chimu_01); \
+    result_02 = svadd_x(pg1, result_02, Chimu_02); \
+    result_10 = svadd_x(pg1, result_10, Chimu_10); \
+    result_11 = svadd_x(pg1, result_11, Chimu_11); \
+    result_12 = svadd_x(pg1, result_12, Chimu_12); \
+    result_20 = svadd_x(pg1, result_20, Chimu_20); \
+    result_21 = svadd_x(pg1, result_21, Chimu_21); \
+    result_22 = svadd_x(pg1, result_22, Chimu_22); \
+    result_30 = svadd_x(pg1, result_30, Chimu_30); \
+    result_31 = svadd_x(pg1, result_31, Chimu_31); \
+    result_32 = svadd_x(pg1, result_32, Chimu_32); 
+

Grid/simd/Fujitsu_A64FX_intrin_single.h

@@ -0,0 +1,603 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: Fujitsu_A64FX_intrin_single.h
+
+    Copyright (C) 2020
+
+Author: Nils Meyer <nils.meyer@ur.de>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+#define LOAD_CHIMU(base)               LOAD_CHIMU_INTERLEAVED_A64FXf(base)  
+#define PREFETCH_CHIMU_L1(A)           PREFETCH_CHIMU_L1_INTERNAL_A64FXf(A)  
+#define PREFETCH_GAUGE_L1(A)           PREFETCH_GAUGE_L1_INTERNAL_A64FXf(A)  
+#define PREFETCH_CHIMU_L2(A)           PREFETCH_CHIMU_L2_INTERNAL_A64FXf(A)  
+#define PREFETCH_GAUGE_L2(A)           PREFETCH_GAUGE_L2_INTERNAL_A64FXf(A)  
+#define PF_GAUGE(A)  
+#define PREFETCH_RESULT_L2_STORE(A)    PREFETCH_RESULT_L2_STORE_INTERNAL_A64FXf(A)  
+#define PREFETCH_RESULT_L1_STORE(A)    PREFETCH_RESULT_L1_STORE_INTERNAL_A64FXf(A)  
+#define PREFETCH1_CHIMU(A)             PREFETCH_CHIMU_L1(A)  
+#define PREFETCH_CHIMU(A)              PREFETCH_CHIMU_L1(A)  
+#define LOCK_GAUGE(A)  
+#define UNLOCK_GAUGE(A)  
+#define MASK_REGS                      DECLARATIONS_A64FXf  
+#define SAVE_RESULT(A,B)               RESULT_A64FXf(A);  
+#define MULT_2SPIN_1(Dir)              MULT_2SPIN_1_A64FXf(Dir)  
+#define MULT_2SPIN_2                   MULT_2SPIN_2_A64FXf  
+#define LOAD_CHI(base)                 LOAD_CHI_A64FXf(base)  
+#define ZERO_PSI                       ZERO_PSI_A64FXf  
+#define ADD_RESULT(base,basep)         LOAD_CHIMU(base); ADD_RESULT_INTERNAL_A64FXf; RESULT_A64FXf(base)  
+#define XP_PROJ                        XP_PROJ_A64FXf  
+#define YP_PROJ                        YP_PROJ_A64FXf  
+#define ZP_PROJ                        ZP_PROJ_A64FXf  
+#define TP_PROJ                        TP_PROJ_A64FXf  
+#define XM_PROJ                        XM_PROJ_A64FXf  
+#define YM_PROJ                        YM_PROJ_A64FXf  
+#define ZM_PROJ                        ZM_PROJ_A64FXf  
+#define TM_PROJ                        TM_PROJ_A64FXf  
+#define XP_RECON                       XP_RECON_A64FXf  
+#define XM_RECON                       XM_RECON_A64FXf  
+#define XM_RECON_ACCUM                 XM_RECON_ACCUM_A64FXf  
+#define YM_RECON_ACCUM                 YM_RECON_ACCUM_A64FXf  
+#define ZM_RECON_ACCUM                 ZM_RECON_ACCUM_A64FXf  
+#define TM_RECON_ACCUM                 TM_RECON_ACCUM_A64FXf  
+#define XP_RECON_ACCUM                 XP_RECON_ACCUM_A64FXf  
+#define YP_RECON_ACCUM                 YP_RECON_ACCUM_A64FXf  
+#define ZP_RECON_ACCUM                 ZP_RECON_ACCUM_A64FXf  
+#define TP_RECON_ACCUM                 TP_RECON_ACCUM_A64FXf  
+#define PERMUTE_DIR0                   0  
+#define PERMUTE_DIR1                   1  
+#define PERMUTE_DIR2                   2  
+#define PERMUTE_DIR3                   3  
+#define PERMUTE                        PERMUTE_A64FXf;  
+#define LOAD_TABLE(Dir)                if (Dir == 0) { LOAD_TABLE0; } else if (Dir == 1) { LOAD_TABLE1 } else if (Dir == 2) { LOAD_TABLE2; } else if (Dir == 3) { LOAD_TABLE3; }  
+#define MAYBEPERM(A,perm)              if (perm) { PERMUTE; }  
+// DECLARATIONS
+#define DECLARATIONS_A64FXf  \
+    uint64_t baseU; \
+    const uint32_t lut[4][16] = { \
+        {8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7}, \
+        {4, 5, 6, 7, 0, 1, 2, 3, 12, 13, 14, 15, 8, 9, 10, 11}, \
+        {2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13}, \
+        {1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14} }; \
+    svfloat32_t result_00;        \
+    svfloat32_t result_01;        \
+    svfloat32_t result_02;        \
+    svfloat32_t result_10;        \
+    svfloat32_t result_11;        \
+    svfloat32_t result_12;        \
+    svfloat32_t result_20;        \
+    svfloat32_t result_21;        \
+    svfloat32_t result_22;        \
+    svfloat32_t result_30;        \
+    svfloat32_t result_31;        \
+    svfloat32_t result_32;        \
+    svfloat32_t Chi_00;        \
+    svfloat32_t Chi_01;        \
+    svfloat32_t Chi_02;        \
+    svfloat32_t Chi_10;        \
+    svfloat32_t Chi_11;        \
+    svfloat32_t Chi_12;        \
+    svfloat32_t UChi_00;        \
+    svfloat32_t UChi_01;        \
+    svfloat32_t UChi_02;        \
+    svfloat32_t UChi_10;        \
+    svfloat32_t UChi_11;        \
+    svfloat32_t UChi_12;        \
+    svfloat32_t U_00;        \
+    svfloat32_t U_10;        \
+    svfloat32_t U_20;        \
+    svfloat32_t U_01;        \
+    svfloat32_t U_11;        \
+    svfloat32_t U_21;        \
+    svbool_t pg1;        \
+    pg1 = svptrue_b32();        \
+    svuint32_t table0; \
+    svfloat32_t zero0;        \
+    zero0 = svdup_f32(0.); 
+
+#define Chimu_00 Chi_00  
+#define Chimu_01 Chi_01  
+#define Chimu_02 Chi_02  
+#define Chimu_10 Chi_10  
+#define Chimu_11 Chi_11  
+#define Chimu_12 Chi_12  
+#define Chimu_20 UChi_00  
+#define Chimu_21 UChi_01  
+#define Chimu_22 UChi_02  
+#define Chimu_30 UChi_10  
+#define Chimu_31 UChi_11  
+#define Chimu_32 UChi_12  
+// RESULT
+#define RESULT_A64FXf(base)  \
+{ \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-6), result_00);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-5), result_01);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-4), result_02);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-3), result_10);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-2), result_11);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(-1), result_12);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(0), result_20);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(1), result_21);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(2), result_22);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(3), result_30);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(4), result_31);  \
+    svst1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64),(int64_t)(5), result_32);  \
+}
+// PREFETCH_CHIMU_L2 (prefetch to L2)
+#define PREFETCH_CHIMU_L2_INTERNAL_A64FXf(base)  \
+{ \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(0), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(8), SV_PLDL2STRM); \
+}
+// PREFETCH_CHIMU_L1 (prefetch to L1)
+#define PREFETCH_CHIMU_L1_INTERNAL_A64FXf(base)  \
+{ \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(0), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(4), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(base), (int64_t)(8), SV_PLDL1STRM); \
+}
+// PREFETCH_GAUGE_L2 (prefetch to L2)
+#define PREFETCH_GAUGE_L2_INTERNAL_A64FXf(A)  \
+{ \
+    const auto & ref(U[sUn](A)); baseU = (uint64_t)&ref + 3 * 3 * 64; \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(-4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(0), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(4), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(8), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(12), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(16), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(20), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(24), SV_PLDL2STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(28), SV_PLDL2STRM); \
+}
+// PREFETCH_GAUGE_L1 (prefetch to L1)
+#define PREFETCH_GAUGE_L1_INTERNAL_A64FXf(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(0), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(4), SV_PLDL1STRM); \
+    svprfd_vnum(pg1, (void*)(baseU), (int64_t)(8), SV_PLDL1STRM); \
+}
+// LOAD_CHI
+#define LOAD_CHI_A64FXf(base)  \
+{ \
+    Chi_00 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(0));  \
+    Chi_01 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(1));  \
+    Chi_02 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(2));  \
+    Chi_10 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(3));  \
+    Chi_11 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(4));  \
+    Chi_12 = svld1_vnum(pg1, (float32_t*)(base), (int64_t)(5));  \
+}
+// LOAD_CHIMU
+#define LOAD_CHIMU_INTERLEAVED_A64FXf(base)  \
+{ \
+    Chimu_00 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_30 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_10 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_20 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_01 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_31 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_11 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_21 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_02 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_32 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+    Chimu_12 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_22 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+}
+// LOAD_CHIMU_0213
+#define LOAD_CHIMU_0213_A64FXf  \
+{ \
+    const SiteSpinor & ref(in[offset]); \
+    Chimu_00 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_20 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_01 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_21 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_02 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_22 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+    Chimu_10 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_30 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_11 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_31 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_12 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_32 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+}
+// LOAD_CHIMU_0312
+#define LOAD_CHIMU_0312_A64FXf  \
+{ \
+    const SiteSpinor & ref(in[offset]); \
+    Chimu_00 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-6));  \
+    Chimu_30 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(3));  \
+    Chimu_01 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-5));  \
+    Chimu_31 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(4));  \
+    Chimu_02 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-4));  \
+    Chimu_32 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(5));  \
+    Chimu_10 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-3));  \
+    Chimu_20 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(0));  \
+    Chimu_11 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-2));  \
+    Chimu_21 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(1));  \
+    Chimu_12 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(-1));  \
+    Chimu_22 = svld1_vnum(pg1, (float32_t*)(base + 2 * 3 * 64), (int64_t)(2));  \
+}
+// LOAD_TABLE0
+#define LOAD_TABLE0  \
+    table0 = svld1(pg1, (uint32_t*)&lut[0]);  
+
+// LOAD_TABLE1
+#define LOAD_TABLE1  \
+    table0 = svld1(pg1, (uint32_t*)&lut[1]);  
+
+// LOAD_TABLE2
+#define LOAD_TABLE2  \
+    table0 = svld1(pg1, (uint32_t*)&lut[2]);  
+
+// LOAD_TABLE3
+#define LOAD_TABLE3  \
+    table0 = svld1(pg1, (uint32_t*)&lut[3]);  
+
+// PERMUTE
+#define PERMUTE_A64FXf  \
+    Chi_00 = svtbl(Chi_00, table0);    \
+    Chi_01 = svtbl(Chi_01, table0);    \
+    Chi_02 = svtbl(Chi_02, table0);    \
+    Chi_10 = svtbl(Chi_10, table0);    \
+    Chi_11 = svtbl(Chi_11, table0);    \
+    Chi_12 = svtbl(Chi_12, table0);    
+
+// LOAD_GAUGE
+#define LOAD_GAUGE(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    U_00 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-6));  \
+    U_10 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-3));  \
+    U_20 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(0));  \
+    U_01 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-5));  \
+    U_11 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-2));  \
+    U_21 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(1));  \
+}
+// MULT_2SPIN
+#define MULT_2SPIN_1_A64FXf(A)  \
+{ \
+    const auto & ref(U[sU](A)); baseU = (uint64_t)&ref; \
+    U_00 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-6));  \
+    U_10 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-3));  \
+    U_20 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(0));  \
+    U_01 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-5));  \
+    U_11 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-2));  \
+    U_21 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(1));  \
+    UChi_00 = svcmla_x(pg1, zero0, U_00, Chi_00, 0); \
+    UChi_10 = svcmla_x(pg1, zero0, U_00, Chi_10, 0); \
+    UChi_01 = svcmla_x(pg1, zero0, U_10, Chi_00, 0); \
+    UChi_11 = svcmla_x(pg1, zero0, U_10, Chi_10, 0); \
+    UChi_02 = svcmla_x(pg1, zero0, U_20, Chi_00, 0); \
+    UChi_12 = svcmla_x(pg1, zero0, U_20, Chi_10, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_00, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_10, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_00, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_10, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_00, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_10, 90); \
+    U_00 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-4));  \
+    U_10 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(-1));  \
+    U_20 = svld1_vnum(pg1, (float32_t*)(baseU + 2 * 3 * 64), (int64_t)(2));  \
+}
+// MULT_2SPIN_BACKEND
+#define MULT_2SPIN_2_A64FXf  \
+{ \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_01, Chi_01, 0); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_01, Chi_11, 0); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_11, Chi_01, 0); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_11, Chi_11, 0); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_21, Chi_01, 0); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_21, Chi_11, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_01, Chi_01, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_01, Chi_11, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_11, Chi_01, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_11, Chi_11, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_21, Chi_01, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_21, Chi_11, 90); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_02, 0); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_12, 0); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_02, 0); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_12, 0); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_02, 0); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_12, 0); \
+    UChi_00 = svcmla_x(pg1, UChi_00, U_00, Chi_02, 90); \
+    UChi_10 = svcmla_x(pg1, UChi_10, U_00, Chi_12, 90); \
+    UChi_01 = svcmla_x(pg1, UChi_01, U_10, Chi_02, 90); \
+    UChi_11 = svcmla_x(pg1, UChi_11, U_10, Chi_12, 90); \
+    UChi_02 = svcmla_x(pg1, UChi_02, U_20, Chi_02, 90); \
+    UChi_12 = svcmla_x(pg1, UChi_12, U_20, Chi_12, 90); \
+}
+// XP_PROJ
+#define XP_PROJ_A64FXf  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_30, 90);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_31, 90);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_32, 90);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_20, 90);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_21, 90);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_22, 90);   \
+}
+// XP_RECON
+#define XP_RECON_A64FXf  \
+    result_20 = svcadd_x(pg1, zero0, UChi_10, 270);   \
+    result_21 = svcadd_x(pg1, zero0, UChi_11, 270);   \
+    result_22 = svcadd_x(pg1, zero0, UChi_12, 270);   \
+    result_30 = svcadd_x(pg1, zero0, UChi_00, 270);   \
+    result_31 = svcadd_x(pg1, zero0, UChi_01, 270);   \
+    result_32 = svcadd_x(pg1, zero0, UChi_02, 270);   \
+    result_00 = UChi_00;        \
+    result_01 = UChi_01;        \
+    result_02 = UChi_02;        \
+    result_10 = UChi_10;        \
+    result_11 = UChi_11;        \
+    result_12 = UChi_12;        
+
+// XP_RECON_ACCUM
+#define XP_RECON_ACCUM_A64FXf  \
+    result_30 = svcadd_x(pg1, result_30, UChi_00, 270);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_31 = svcadd_x(pg1, result_31, UChi_01, 270);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_32 = svcadd_x(pg1, result_32, UChi_02, 270);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_20 = svcadd_x(pg1, result_20, UChi_10, 270);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_21 = svcadd_x(pg1, result_21, UChi_11, 270);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_22 = svcadd_x(pg1, result_22, UChi_12, 270);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// YP_PROJ
+#define YP_PROJ_A64FXf  \
+{ \
+    Chi_00 = svsub_x(pg1, Chimu_00, Chimu_30);  \
+    Chi_01 = svsub_x(pg1, Chimu_01, Chimu_31);  \
+    Chi_02 = svsub_x(pg1, Chimu_02, Chimu_32);  \
+    Chi_10 = svadd_x(pg1, Chimu_10, Chimu_20);  \
+    Chi_11 = svadd_x(pg1, Chimu_11, Chimu_21);  \
+    Chi_12 = svadd_x(pg1, Chimu_12, Chimu_22);  \
+}
+// ZP_PROJ
+#define ZP_PROJ_A64FXf  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_20, 90);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_21, 90);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_22, 90);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_30, 270);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_31, 270);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_32, 270);   \
+}
+// TP_PROJ
+#define TP_PROJ_A64FXf  \
+{ \
+    Chi_00 = svadd_x(pg1, Chimu_00, Chimu_20);  \
+    Chi_01 = svadd_x(pg1, Chimu_01, Chimu_21);  \
+    Chi_02 = svadd_x(pg1, Chimu_02, Chimu_22);  \
+    Chi_10 = svadd_x(pg1, Chimu_10, Chimu_30);  \
+    Chi_11 = svadd_x(pg1, Chimu_11, Chimu_31);  \
+    Chi_12 = svadd_x(pg1, Chimu_12, Chimu_32);  \
+}
+// XM_PROJ
+#define XM_PROJ_A64FXf  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_30, 270);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_31, 270);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_32, 270);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_20, 270);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_21, 270);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_22, 270);   \
+}
+// XM_RECON
+#define XM_RECON_A64FXf  \
+    result_20 = svcadd_x(pg1, zero0, UChi_10, 90);   \
+    result_21 = svcadd_x(pg1, zero0, UChi_11, 90);   \
+    result_22 = svcadd_x(pg1, zero0, UChi_12, 90);   \
+    result_30 = svcadd_x(pg1, zero0, UChi_00, 90);   \
+    result_31 = svcadd_x(pg1, zero0, UChi_01, 90);   \
+    result_32 = svcadd_x(pg1, zero0, UChi_02, 90);   \
+    result_00 = UChi_00;        \
+    result_01 = UChi_01;        \
+    result_02 = UChi_02;        \
+    result_10 = UChi_10;        \
+    result_11 = UChi_11;        \
+    result_12 = UChi_12;        
+
+// YM_PROJ
+#define YM_PROJ_A64FXf  \
+{ \
+    Chi_00 = svadd_x(pg1, Chimu_00, Chimu_30);  \
+    Chi_01 = svadd_x(pg1, Chimu_01, Chimu_31);  \
+    Chi_02 = svadd_x(pg1, Chimu_02, Chimu_32);  \
+    Chi_10 = svsub_x(pg1, Chimu_10, Chimu_20);  \
+    Chi_11 = svsub_x(pg1, Chimu_11, Chimu_21);  \
+    Chi_12 = svsub_x(pg1, Chimu_12, Chimu_22);  \
+}
+// ZM_PROJ
+#define ZM_PROJ_A64FXf  \
+{ \
+    Chi_00 = svcadd_x(pg1, Chimu_00, Chimu_20, 270);   \
+    Chi_01 = svcadd_x(pg1, Chimu_01, Chimu_21, 270);   \
+    Chi_02 = svcadd_x(pg1, Chimu_02, Chimu_22, 270);   \
+    Chi_10 = svcadd_x(pg1, Chimu_10, Chimu_30, 90);   \
+    Chi_11 = svcadd_x(pg1, Chimu_11, Chimu_31, 90);   \
+    Chi_12 = svcadd_x(pg1, Chimu_12, Chimu_32, 90);   \
+}
+// TM_PROJ
+#define TM_PROJ_A64FXf  \
+{ \
+    Chi_00 = svsub_x(pg1, Chimu_00, Chimu_20);  \
+    Chi_01 = svsub_x(pg1, Chimu_01, Chimu_21);  \
+    Chi_02 = svsub_x(pg1, Chimu_02, Chimu_22);  \
+    Chi_10 = svsub_x(pg1, Chimu_10, Chimu_30);  \
+    Chi_11 = svsub_x(pg1, Chimu_11, Chimu_31);  \
+    Chi_12 = svsub_x(pg1, Chimu_12, Chimu_32);  \
+}
+// XM_RECON_ACCUM
+#define XM_RECON_ACCUM_A64FXf  \
+    result_30 = svcadd_x(pg1, result_30, UChi_00, 90);   \
+    result_31 = svcadd_x(pg1, result_31, UChi_01, 90);   \
+    result_32 = svcadd_x(pg1, result_32, UChi_02, 90);   \
+    result_20 = svcadd_x(pg1, result_20, UChi_10, 90);   \
+    result_21 = svcadd_x(pg1, result_21, UChi_11, 90);   \
+    result_22 = svcadd_x(pg1, result_22, UChi_12, 90);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// YP_RECON_ACCUM
+#define YP_RECON_ACCUM_A64FXf  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_30 = svsub_x(pg1, result_30, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_31 = svsub_x(pg1, result_31, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_32 = svsub_x(pg1, result_32, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_20 = svadd_x(pg1, result_20, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_21 = svadd_x(pg1, result_21, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_22 = svadd_x(pg1, result_22, UChi_12); 
+
+// YM_RECON_ACCUM
+#define YM_RECON_ACCUM_A64FXf  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_30 = svadd_x(pg1, result_30, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_31 = svadd_x(pg1, result_31, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_32 = svadd_x(pg1, result_32, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_20 = svsub_x(pg1, result_20, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_21 = svsub_x(pg1, result_21, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_22 = svsub_x(pg1, result_22, UChi_12); 
+
+// ZP_RECON_ACCUM
+#define ZP_RECON_ACCUM_A64FXf  \
+    result_20 = svcadd_x(pg1, result_20, UChi_00, 270);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_21 = svcadd_x(pg1, result_21, UChi_01, 270);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_22 = svcadd_x(pg1, result_22, UChi_02, 270);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_30 = svcadd_x(pg1, result_30, UChi_10, 90);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_31 = svcadd_x(pg1, result_31, UChi_11, 90);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_32 = svcadd_x(pg1, result_32, UChi_12, 90);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// ZM_RECON_ACCUM
+#define ZM_RECON_ACCUM_A64FXf  \
+    result_20 = svcadd_x(pg1, result_20, UChi_00, 90);   \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_21 = svcadd_x(pg1, result_21, UChi_01, 90);   \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_22 = svcadd_x(pg1, result_22, UChi_02, 90);   \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_30 = svcadd_x(pg1, result_30, UChi_10, 270);   \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_31 = svcadd_x(pg1, result_31, UChi_11, 270);   \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_32 = svcadd_x(pg1, result_32, UChi_12, 270);   \
+    result_12 = svadd_x(pg1, result_12, UChi_12); 
+
+// TP_RECON_ACCUM
+#define TP_RECON_ACCUM_A64FXf  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_20 = svadd_x(pg1, result_20, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_21 = svadd_x(pg1, result_21, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_22 = svadd_x(pg1, result_22, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_30 = svadd_x(pg1, result_30, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_31 = svadd_x(pg1, result_31, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_32 = svadd_x(pg1, result_32, UChi_12); 
+
+// TM_RECON_ACCUM
+#define TM_RECON_ACCUM_A64FXf  \
+    result_00 = svadd_x(pg1, result_00, UChi_00); \
+    result_20 = svsub_x(pg1, result_20, UChi_00); \
+    result_01 = svadd_x(pg1, result_01, UChi_01); \
+    result_21 = svsub_x(pg1, result_21, UChi_01); \
+    result_02 = svadd_x(pg1, result_02, UChi_02); \
+    result_22 = svsub_x(pg1, result_22, UChi_02); \
+    result_10 = svadd_x(pg1, result_10, UChi_10); \
+    result_30 = svsub_x(pg1, result_30, UChi_10); \
+    result_11 = svadd_x(pg1, result_11, UChi_11); \
+    result_31 = svsub_x(pg1, result_31, UChi_11); \
+    result_12 = svadd_x(pg1, result_12, UChi_12); \
+    result_32 = svsub_x(pg1, result_32, UChi_12); 
+
+// ZERO_PSI
+#define ZERO_PSI_A64FXf  \
+    result_00 = svdup_f32(0.); \
+    result_01 = svdup_f32(0.); \
+    result_02 = svdup_f32(0.); \
+    result_10 = svdup_f32(0.); \
+    result_11 = svdup_f32(0.); \
+    result_12 = svdup_f32(0.); \
+    result_20 = svdup_f32(0.); \
+    result_21 = svdup_f32(0.); \
+    result_22 = svdup_f32(0.); \
+    result_30 = svdup_f32(0.); \
+    result_31 = svdup_f32(0.); \
+    result_32 = svdup_f32(0.); 
+
+// PREFETCH_RESULT_L2_STORE (uses DC ZVA for cache line zeroing)
+#define PREFETCH_RESULT_L2_STORE_INTERNAL_A64FXf(base)  \
+{ \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 0) : "memory" ); \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 1) : "memory" ); \
+    asm( "dc zva, %[fetchptr] \n\t" : : [fetchptr] "r" (base + 256 * 2) : "memory" ); \
+}
+// PREFETCH_RESULT_L1_STORE (prefetch store to L1)
+#define PREFETCH_RESULT_L1_STORE_INTERNAL_A64FXf(base)  \
+{ \
+    svprfd(pg1, (int64_t*)(base + 0), SV_PSTL1STRM); \
+    svprfd(pg1, (int64_t*)(base + 256), SV_PSTL1STRM); \
+    svprfd(pg1, (int64_t*)(base + 512), SV_PSTL1STRM); \
+}
+// ADD_RESULT_INTERNAL
+#define ADD_RESULT_INTERNAL_A64FXf  \
+    result_00 = svadd_x(pg1, result_00, Chimu_00); \
+    result_01 = svadd_x(pg1, result_01, Chimu_01); \
+    result_02 = svadd_x(pg1, result_02, Chimu_02); \
+    result_10 = svadd_x(pg1, result_10, Chimu_10); \
+    result_11 = svadd_x(pg1, result_11, Chimu_11); \
+    result_12 = svadd_x(pg1, result_12, Chimu_12); \
+    result_20 = svadd_x(pg1, result_20, Chimu_20); \
+    result_21 = svadd_x(pg1, result_21, Chimu_21); \
+    result_22 = svadd_x(pg1, result_22, Chimu_22); \
+    result_30 = svadd_x(pg1, result_30, Chimu_30); \
+    result_31 = svadd_x(pg1, result_31, Chimu_31); \
+    result_32 = svadd_x(pg1, result_32, Chimu_32); 
+

Grid/simd/Fujitsu_A64FX_undef.h

@@ -0,0 +1,77 @@
+/*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: Fujitsu_A64FX_undef.h
+
+    Copyright (C) 2020
+
+Author: Nils Meyer <nils.meyer@ur.de>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
+
+#undef LOAD_CHIMU
+#undef PREFETCH_CHIMU_L1
+#undef PREFETCH_GAUGE_L1
+#undef PREFETCH_CHIMU_L2
+#undef PREFETCH_GAUGE_L2
+#undef PREFETCH_GAUGE_L1_INTERNAL
+#undef PREFETCH1_CHIMU
+#undef PREFETCH_CHIMU
+#undef PREFETCH_RESULT_L2_STORE
+#undef PREFETCH_RESULT_L1_STORE
+#undef LOAD_GAUGE
+#undef LOCK_GAUGE
+#undef UNLOCK_GAUGE
+#undef MASK_REGS
+#undef SAVE_RESULT
+#undef ADD_RESULT
+#undef MULT_2SPIN_1
+#undef MULT_2SPIN_2
+#undef MAYBEPERM
+#undef LOAD_CHI
+#undef ZERO_PSI
+#undef XP_PROJ
+#undef YP_PROJ
+#undef ZP_PROJ
+#undef TP_PROJ
+#undef XM_PROJ
+#undef YM_PROJ
+#undef ZM_PROJ
+#undef TM_PROJ
+#undef XP_RECON
+#undef XM_RECON
+#undef XM_RECON_ACCUM
+#undef YM_RECON_ACCUM
+#undef ZM_RECON_ACCUM
+#undef TM_RECON_ACCUM
+#undef XP_RECON_ACCUM
+#undef YP_RECON_ACCUM
+#undef ZP_RECON_ACCUM
+#undef TP_RECON_ACCUM
+#undef PERMUTE
+#undef PERMUTE_DIR0
+#undef PERMUTE_DIR1
+#undef PERMUTE_DIR2
+#undef PERMUTE_DIR3
+#undef LOAD_TABLE
+#undef LOAD_TABLE0
+#undef LOAD_TABLE1
+#undef LOAD_TABLE2
+#undef LOAD_TABLE3

Grid/simd/Grid_a64fx-2.h

@@ -0,0 +1,942 @@
+    /*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: Grid_a64fx-2.h
+
+    Copyright (C) 2020
+
+    Author: Nils Meyer          <nils.meyer@ur.de>
+
+    with support from Arm
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+    *************************************************************************************/
+    /*  END LEGAL */
+
+/////////////////////////////////////////////////////
+// Using SVE ACLE
+/////////////////////////////////////////////////////
+
+static_assert(GEN_SIMD_WIDTH % 64u == 0, "A64FX SIMD vector size is 64 bytes");
+
+NAMESPACE_BEGIN(Grid);
+NAMESPACE_BEGIN(Optimization);
+
+  // type traits giving the number of elements for each vector type
+  template <typename T> struct W;
+  template <> struct W<double> {
+    constexpr static unsigned int c = GEN_SIMD_WIDTH/16u;
+    constexpr static unsigned int r = GEN_SIMD_WIDTH/8u;
+  };
+  template <> struct W<float> {
+    constexpr static unsigned int c = GEN_SIMD_WIDTH/8u;
+    constexpr static unsigned int r = GEN_SIMD_WIDTH/4u;
+  };
+  template <> struct W<Integer> {
+    constexpr static unsigned int r = GEN_SIMD_WIDTH/4u;
+  };
+  template <> struct W<uint16_t> {
+    constexpr static unsigned int c = GEN_SIMD_WIDTH/4u;
+    constexpr static unsigned int r = GEN_SIMD_WIDTH/2u;
+  };
+  template <> struct W<uint64_t> {
+    constexpr static unsigned int c = GEN_SIMD_WIDTH/16u;
+    constexpr static unsigned int r = GEN_SIMD_WIDTH/8u;
+  };
+
+  #ifdef ARMCLANGCOMPAT
+  // SIMD vector immediate types
+  template <typename T>
+  struct vec_imm {
+    alignas(GEN_SIMD_WIDTH) T v[W<T>::r];
+  };
+
+  // SIMD vector types
+  template <typename T>
+  struct vec {
+    alignas(GEN_SIMD_WIDTH) T v[W<T>::r];
+    vec() = default;
+    vec(const vec &rhs) { this->operator=(rhs); }
+    vec(const vec_imm<T> &rhs) {
+      // v = rhs.v
+      svst1(svptrue_b8(), (T*)this, svld1(svptrue_b8(), (T*)rhs.v));
+    }
+
+    inline vec &operator=(const vec &rhs) {
+      // v = rhs.v
+      svst1(svptrue_b8(), (T*)this, svld1(svptrue_b8(), (T*)rhs.v));
+      return *this;
+    };
+  };
+
+  #else //  no ARMCLANGCOMPAT
+  #define vec_imm vec
+  // SIMD vector types
+  template <typename T>
+  struct vec {
+    alignas(GEN_SIMD_WIDTH) T v[W<T>::r];
+  };
+  #endif
+
+  typedef vec<float>     vecf;
+  typedef vec<double>    vecd;
+  typedef vec<uint16_t>  vech; // half precision comms
+  typedef vec<Integer>   veci;
+
+NAMESPACE_END(Optimization)
+NAMESPACE_END(Grid)
+
+// low-level API
+NAMESPACE_BEGIN(Grid);
+NAMESPACE_BEGIN(Optimization);
+
+template <typename T>
+struct acle{};
+
+template <>
+struct acle<double>{
+  typedef svfloat64_t vt;
+  typedef svfloat64x2_t vt2;
+  typedef svfloat64x4_t vt4;
+  typedef float64_t pt;
+  typedef uint64_t uint;
+  typedef svuint64_t svuint;
+
+  static inline svbool_t pg1(){return svptrue_b64();}
+  static inline svbool_t pg2(){return svptrue_pat_b64(SV_VL4);}
+  static inline svbool_t pg4(){return svptrue_pat_b64(SV_VL2);}
+  static inline vec<uint64_t> tbl_swap(){
+    //const vec<uint64_t> t = {1, 0, 3, 2, 5, 4, 7, 6};
+    const vec_imm<uint64_t> t = {1, 0, 3, 2, 5, 4, 7, 6};
+    return t;
+  }
+  static inline vec<uint64_t> tbl0(){
+    //const vec<uint64_t> t = {4, 5, 6, 7, 0, 1, 2, 3};
+    const vec_imm<uint64_t> t = {4, 5, 6, 7, 0, 1, 2, 3};
+    return t;
+  }
+  static inline vec<uint64_t> tbl1(){
+    //const vec<uint64_t> t = {2, 3, 0, 1, 6, 7, 4, 5};
+    const vec_imm<uint64_t> t = {2, 3, 0, 1, 6, 7, 4, 5};
+    return t;
+  }
+  static inline vec<uint64_t> tbl_exch1a(){ // Exchange1
+    //const vec<uint64_t> t = {0, 1, 4, 5, 2, 3, 6, 7};
+    const vec_imm<uint64_t> t = {0, 1, 4, 5, 2, 3, 6, 7};
+    return t;
+  }
+  static inline vec<uint64_t> tbl_exch1b(){ // Exchange1
+    //const vec<uint64_t> t = {2, 3, 6, 7, 0, 1, 4, 5};
+    const vec_imm<uint64_t> t = {2, 3, 6, 7, 0, 1, 4, 5};
+    return t;
+  }
+  static inline vec<uint64_t> tbl_exch1c(){ // Exchange1
+    //const vec<uint64_t> t = {4, 5, 0, 1, 6, 7, 2, 3};
+    const vec_imm<uint64_t> t = {4, 5, 0, 1, 6, 7, 2, 3};
+    return t;
+  }
+  static inline svbool_t pg_even(){return svzip1_b64(svptrue_b64(), svpfalse_b());}
+  static inline svbool_t pg_odd() {return svzip1_b64(svpfalse_b(), svptrue_b64());}
+  static inline svfloat64_t zero(){return svdup_f64(0.);}
+};
+
+template <>
+struct acle<float>{
+  typedef svfloat32_t vt;
+  typedef svfloat32x2_t vt2;
+  typedef float32_t pt;
+  typedef uint32_t uint;
+  typedef svuint32_t svuint;
+
+  static inline svbool_t pg1(){return svptrue_b32();}
+  static inline svbool_t pg2(){return svptrue_pat_b32(SV_VL8);}
+  // exchange neighboring elements
+  static inline vec<uint32_t> tbl_swap(){
+    //const vec<uint32_t> t = {1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14};
+    const vec_imm<uint32_t> t = {1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14};
+    return t;
+  }
+  static inline vec<uint32_t> tbl0(){
+    //const vec<uint32_t> t = {8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7};
+    const vec_imm<uint32_t> t = {8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7};
+    return t;
+  }
+  static inline vec<uint32_t> tbl1(){
+    //const vec<uint32_t> t = {4, 5, 6, 7, 0, 1, 2, 3, 12, 13, 14, 15, 8, 9, 10, 11};
+    const vec_imm<uint32_t> t = {4, 5, 6, 7, 0, 1, 2, 3, 12, 13, 14, 15, 8, 9, 10, 11};
+    return t;
+  }
+  static inline vec<uint32_t> tbl2(){
+    //const vec<uint32_t> t = {2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13};
+    const vec_imm<uint32_t> t = {2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13};
+    return t;
+  }
+  static inline vec<uint32_t> tbl_exch1a(){ // Exchange1
+    //const vec<uint32_t> t = {0, 1, 2, 3, 8, 9, 10, 11, 4, 5, 6, 7, 12, 13, 14, 15 };
+    const vec_imm<uint32_t> t = {0, 1, 2, 3, 8, 9, 10, 11, 4, 5, 6, 7, 12, 13, 14, 15 };
+    return t;
+  }
+  static inline vec<uint32_t> tbl_exch1b(){ // Exchange1
+    //const vec<uint32_t> t = {4, 5, 6, 7, 12, 13, 14, 15, 0, 1, 2, 3, 8, 9, 10, 11 };
+    const vec_imm<uint32_t> t = {4, 5, 6, 7, 12, 13, 14, 15, 0, 1, 2, 3, 8, 9, 10, 11 };
+    return t;
+  }
+  static inline vec<uint32_t> tbl_exch1c(){ // Exchange1
+    //const vec<uint32_t> t = {8, 9, 10, 11, 0, 1, 2, 3, 12, 13, 14, 15, 4, 5, 6, 7};
+    const vec_imm<uint32_t> t = {8, 9, 10, 11, 0, 1, 2, 3, 12, 13, 14, 15, 4, 5, 6, 7};
+    return t;
+  }
+  static inline svbool_t pg_even(){return svzip1_b32(svptrue_b32(), svpfalse_b());}
+  static inline svbool_t pg_odd() {return svzip1_b32(svpfalse_b(), svptrue_b32());}
+  static inline svfloat32_t zero(){return svdup_f32(0.);}
+};
+
+template <>
+struct acle<uint16_t>{
+  typedef svfloat16_t vt;
+  typedef float16_t pt;
+  typedef uint16_t uint;
+  typedef svuint16_t svuint;
+
+  static inline svbool_t pg1(){return svptrue_b16();}
+  static inline svbool_t pg2(){return svptrue_pat_b16(SV_VL16);}
+  static inline svbool_t pg_even(){return svzip1_b16(svptrue_b16(), svpfalse_b());}
+  static inline svbool_t pg_odd() {return svzip1_b16(svpfalse_b(), svptrue_b16());}
+  static inline svfloat16_t zero(){return svdup_f16(0.);}
+};
+
+template <>
+struct acle<Integer>{
+  typedef svuint32_t vt;
+  typedef svuint32x2_t vt2;
+  typedef Integer pt;
+  typedef uint32_t uint;
+  typedef svuint32_t svuint;
+
+  //static inline svbool_t pg1(){return svptrue_b16();}
+  static inline svbool_t pg1(){return svptrue_b32();}
+  static inline svbool_t pg2(){return svptrue_pat_b32(SV_VL8);}
+  static inline svbool_t pg_even(){return svzip1_b32(svptrue_b32(), svpfalse_b());}
+  static inline svbool_t pg_odd() {return svzip1_b32(svpfalse_b(), svptrue_b32());}
+};
+
+// ---------------------------------------------------
+
+struct Vsplat{
+  // Complex float
+  inline vecf operator()(float a, float b){
+    vecf out;
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt a_v = svdup_f32(a);
+    typename acle<float>::vt b_v = svdup_f32(b);
+    typename acle<float>::vt r_v = svzip1(a_v, b_v);
+    svst1(pg1, out.v, r_v);
+    return out;
+  }
+
+  // Real float
+  inline vecf operator()(float a){
+    vecf out;
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt r_v = svdup_f32(a);
+    svst1(pg1, out.v, r_v);
+    return out;
+  }
+
+ // Complex double
+  inline vecd operator()(double a, double b){
+    vecd out;
+    svbool_t pg1 = acle<double>::pg1();
+    typename acle<double>::vt a_v = svdup_f64(a);
+    typename acle<double>::vt b_v = svdup_f64(b);
+    typename acle<double>::vt r_v = svzip1(a_v, b_v);
+    svst1(pg1, out.v, r_v);
+    return out;
+  }
+
+  // Real double
+  inline vecd operator()(double a){
+    vecd out;
+    svbool_t pg1 = acle<double>::pg1();
+    typename acle<double>::vt r_v = svdup_f64(a);
+    svst1(pg1, out.v, r_v);
+    return out;
+  }
+
+  // Integer
+  inline vec<Integer> operator()(Integer a){
+    vec<Integer> out;
+    svbool_t pg1 = acle<Integer>::pg1();
+    // Add check whether Integer is really a uint32_t???
+    typename acle<Integer>::vt r_v = svdup_u32(a);
+    svst1(pg1, out.v, r_v);
+    return out;
+  }
+};
+
+struct Vstore{
+  // Real
+  template <typename T>
+  inline void operator()(vec<T> a, T *D){
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, (typename acle<T>::pt*)&a.v);
+    svst1(pg1, D, a_v);
+  }
+};
+
+struct Vstream{
+  // Real
+  template <typename T>
+  inline void operator()(T * a, vec<T> b){
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    svstnt1(pg1, a, b_v);
+    //svst1(pg1, a, b_v);
+  }
+};
+
+  struct Vset{
+    // Complex
+    template <typename T>
+    inline vec<T> operator()(std::complex<T> *a){
+      vec<T> out;
+      svbool_t pg1 = acle<T>::pg1();
+      typename acle<T>::vt a_v = svld1(pg1, (T*)a);
+      svst1(pg1, out.v, a_v);
+
+      return out;
+    }
+
+    // Real
+    template <typename T>
+    inline vec<T> operator()(T *a){
+      vec<T> out;
+      svbool_t pg1 = acle<T>::pg1();
+      typename acle<T>::vt a_v = svld1(pg1, a);
+      svst1(pg1, out.v, a_v);
+
+      return out;
+    }
+  };
+
+/////////////////////////////////////////////////////
+// Arithmetic operations
+/////////////////////////////////////////////////////
+
+struct Sum{
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt r_v = svadd_x(pg1, a_v, b_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct Sub{
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt r_v = svsub_x(pg1, a_v, b_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct Mult{
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b, vec<T> c){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt c_v = svld1(pg1, c.v);
+    typename acle<T>::vt r_v = svmla_x(pg1, c_v, a_v, b_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt r_v = svmul_x(pg1, a_v, b_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct MultRealPart{
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v  = svld1(pg1, a.v);
+    typename acle<T>::vt b_v  = svld1(pg1, b.v);
+
+    // using FCMLA
+    typename acle<T>::vt z_v = acle<T>::zero();
+    typename acle<T>::vt r_v = svcmla_x(pg1, z_v, a_v, b_v, 0);
+
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct MaddRealPart{
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b, vec<T> c){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v  = svld1(pg1, a.v);
+    typename acle<T>::vt b_v  = svld1(pg1, b.v);
+    typename acle<T>::vt c_v  = svld1(pg1, c.v);
+
+    // using FCMLA
+    typename acle<T>::vt r_v = svcmla_x(pg1, c_v, a_v, b_v, 0);
+
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct MultComplex{
+  // Complex a*b
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt z_v = acle<T>::zero();
+
+    // using FCMLA
+    typename acle<T>::vt r_v = svcmla_x(pg1, z_v, a_v, b_v, 0);
+    r_v = svcmla_x(pg1, r_v, a_v, b_v, 90);
+
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct MultAddComplex{
+  // Complex a*b+c
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b, vec<T> c){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt c_v = svld1(pg1, c.v);;
+
+    // using FCMLA
+    typename acle<T>::vt r_v = svcmla_x(pg1, c_v, a_v, b_v, 0);
+    r_v = svcmla_x(pg1, r_v, a_v, b_v, 90);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct Div{
+  // Real
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    typename acle<T>::vt b_v = svld1(pg1, b.v);
+    typename acle<T>::vt r_v = svdiv_x(pg1, a_v, b_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct Conj{
+  // Complex
+  template <typename T>
+  inline vec<T> operator()(vec<T> a){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    svbool_t pg_odd = acle<T>::pg_odd();
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    //typename acle<T>::vt r_v = svneg_x(pg_odd, a_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_odd, a_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct TimesMinusI{
+  // Complex
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    const vec<typename acle<T>::uint> tbl_swap = acle<T>::tbl_swap();
+    svbool_t pg1 = acle<T>::pg1();
+    svbool_t pg_odd = acle<T>::pg_odd();
+
+    typename acle<T>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    a_v = svtbl(a_v, tbl_swap_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_odd, a_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct TimesI{
+  // Complex
+  template <typename T>
+  inline vec<T> operator()(vec<T> a, vec<T> b){
+    vec<T> out;
+    const vec<typename acle<T>::uint> tbl_swap = acle<T>::tbl_swap();
+    svbool_t pg1 = acle<T>::pg1();
+    svbool_t pg_even = acle<T>::pg_even();
+
+    typename acle<T>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<T>::vt a_v = svld1(pg1, a.v);
+    a_v = svtbl(a_v, tbl_swap_v);
+    //typename acle<T>::vt r_v = svneg_x(pg_even, a_v);
+    typename acle<T>::vt r_v = svneg_m(a_v, pg_even, a_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+};
+
+struct PrecisionChange {
+  static inline vech StoH (const vecf &sa,const vecf &sb) {
+    vech ret;
+    svbool_t pg1s = acle<float>::pg1();
+    svbool_t pg1h = acle<uint16_t>::pg1();
+    typename acle<float>::vt sa_v = svld1(pg1s, sa.v);
+    typename acle<float>::vt sb_v = svld1(pg1s, sb.v);
+    typename acle<uint16_t>::vt ha_v = svcvt_f16_x(pg1s, sa_v);
+    typename acle<uint16_t>::vt hb_v = svcvt_f16_x(pg1s, sb_v);
+    typename acle<uint16_t>::vt r_v = svuzp1(ha_v, hb_v);
+    svst1(pg1h, (typename acle<uint16_t>::pt*)&ret.v, r_v);
+
+    return ret;
+  }
+  static inline void HtoS(vech h,vecf &sa,vecf &sb) {
+    svbool_t pg1h = acle<uint16_t>::pg1();
+    svbool_t pg1s = acle<float>::pg1();
+    typename acle<uint16_t>::vt h_v = svld1(pg1h, (typename acle<uint16_t>::pt*)&h.v);
+    typename acle<uint16_t>::vt ha_v = svzip1(h_v, h_v);
+    typename acle<uint16_t>::vt hb_v = svzip2(h_v, h_v);
+    typename acle<float>::vt sa_v = svcvt_f32_x(pg1s, ha_v);
+    typename acle<float>::vt sb_v = svcvt_f32_x(pg1s, hb_v);
+    svst1(pg1s, sa.v, sa_v);
+    svst1(pg1s, sb.v, sb_v);
+  }
+  static inline vecf DtoS (vecd a,vecd b) {
+    vecf ret;
+    svbool_t pg1d = acle<double>::pg1();
+    svbool_t pg1s = acle<float>::pg1();
+    typename acle<double>::vt a_v = svld1(pg1d, a.v);
+    typename acle<double>::vt b_v = svld1(pg1d, b.v);
+    typename acle<float>::vt sa_v = svcvt_f32_x(pg1d, a_v);
+    typename acle<float>::vt sb_v = svcvt_f32_x(pg1d, b_v);
+    typename acle<float>::vt r_v = svuzp1(sa_v, sb_v);
+    svst1(pg1s, ret.v, r_v);
+
+    return ret;
+  }
+  static inline void StoD (vecf s,vecd &a,vecd &b) {
+    svbool_t pg1s = acle<float>::pg1();
+    svbool_t pg1d = acle<double>::pg1();
+    typename acle<float>::vt s_v = svld1(pg1s, s.v);
+    typename acle<float>::vt sa_v = svzip1(s_v, s_v);
+    typename acle<float>::vt sb_v = svzip2(s_v, s_v);
+    typename acle<double>::vt a_v = svcvt_f64_x(pg1d, sa_v);
+    typename acle<double>::vt b_v = svcvt_f64_x(pg1d, sb_v);
+    svst1(pg1d, a.v, a_v);
+    svst1(pg1d, b.v, b_v);
+  }
+  static inline vech DtoH (vecd a,vecd b,vecd c,vecd d) {
+    vech ret;
+    svbool_t pg1d = acle<double>::pg1();
+    svbool_t pg1h = acle<uint16_t>::pg1();
+    typename acle<double>::vt a_v = svld1(pg1d, a.v);
+    typename acle<double>::vt b_v = svld1(pg1d, b.v);
+    typename acle<double>::vt c_v = svld1(pg1d, c.v);
+    typename acle<double>::vt d_v = svld1(pg1d, d.v);
+    typename acle<uint16_t>::vt ha_v = svcvt_f16_x(pg1d, a_v);
+    typename acle<uint16_t>::vt hb_v = svcvt_f16_x(pg1d, b_v);
+    typename acle<uint16_t>::vt hc_v = svcvt_f16_x(pg1d, c_v);
+    typename acle<uint16_t>::vt hd_v = svcvt_f16_x(pg1d, d_v);
+    typename acle<uint16_t>::vt hab_v = svuzp1(ha_v, hb_v);
+    typename acle<uint16_t>::vt hcd_v = svuzp1(hc_v, hd_v);
+    typename acle<uint16_t>::vt r_v = svuzp1(hab_v, hcd_v);
+    svst1(pg1h, (typename acle<uint16_t>::pt*)&ret.v, r_v);
+
+    return ret;
+/*
+    vecf sa,sb;
+    sa = DtoS(a,b);
+    sb = DtoS(c,d);
+    return StoH(sa,sb);
+*/
+  }
+  static inline void HtoD(vech h,vecd &a,vecd &b,vecd &c,vecd &d) {
+    svbool_t pg1h = acle<uint16_t>::pg1();
+    svbool_t pg1d = acle<double>::pg1();
+    typename acle<uint16_t>::vt h_v = svld1(pg1h, (typename acle<uint16_t>::pt*)&h.v);
+    typename acle<uint16_t>::vt sa_v = svzip1(h_v, h_v);
+    typename acle<uint16_t>::vt sb_v = svzip2(h_v, h_v);
+    typename acle<uint16_t>::vt da_v = svzip1(sa_v, sa_v);
+    typename acle<uint16_t>::vt db_v = svzip2(sa_v, sa_v);
+    typename acle<uint16_t>::vt dc_v = svzip1(sb_v, sb_v);
+    typename acle<uint16_t>::vt dd_v = svzip2(sb_v, sb_v);
+    typename acle<double>::vt a_v = svcvt_f64_x(pg1d, da_v);
+    typename acle<double>::vt b_v = svcvt_f64_x(pg1d, db_v);
+    typename acle<double>::vt c_v = svcvt_f64_x(pg1d, dc_v);
+    typename acle<double>::vt d_v = svcvt_f64_x(pg1d, dd_v);
+    svst1(pg1d, a.v, a_v);
+    svst1(pg1d, b.v, b_v);
+    svst1(pg1d, c.v, c_v);
+    svst1(pg1d, d.v, d_v);
+/*
+    vecf sa,sb;
+    HtoS(h,sa,sb);
+    StoD(sa,a,b);
+    StoD(sb,c,d);
+*/
+  }
+};
+
+struct Exchange{
+
+  // Exchange0 is valid for arbitrary SVE vector length
+  template <typename T>
+  static inline void Exchange0(vec<T> &out1, vec<T> &out2, const vec<T> &in1, const vec<T> &in2){
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a1_v = svld1(pg1, in1.v);
+    typename acle<T>::vt a2_v = svld1(pg1, in2.v);
+    typename acle<T>::vt r1_v = svext(a1_v, a1_v, (uint64_t)W<T>::c);
+    r1_v = svext(r1_v, a2_v, (uint64_t)W<T>::c);
+    typename acle<T>::vt r2_v = svext(a2_v, a2_v, (uint64_t)W<T>::c);
+    r2_v = svext(a1_v, r2_v, (uint64_t)W<T>::c);
+    svst1(pg1, out1.v, r1_v);
+    svst1(pg1, out2.v, r2_v);
+  }
+
+  template <typename T>
+  static inline void Exchange1(vec<T> &out1, vec<T> &out2, const vec<T> &in1, const vec<T> &in2){
+    // this one is tricky; svtrn2q* from SVE2 fits best, but it is not available in SVE1
+    // alternative: use 4-el structure; expect translation into ldp + stp -> SFI
+    svbool_t pg1 = acle<T>::pg1();
+    const vec<typename acle<T>::uint> tbl_exch1a = acle<T>::tbl_exch1a();
+    const vec<typename acle<T>::uint> tbl_exch1b = acle<T>::tbl_exch1b();
+    const vec<typename acle<T>::uint> tbl_exch1c = acle<T>::tbl_exch1c();
+
+    typename acle<T>::svuint tbl_exch1a_v = svld1(pg1, tbl_exch1a.v);
+    typename acle<T>::svuint tbl_exch1b_v = svld1(pg1, tbl_exch1b.v);
+    typename acle<T>::svuint tbl_exch1c_v = svld1(pg1, tbl_exch1c.v);
+
+    typename acle<T>::vt in1_v  = svld1(pg1, in1.v);
+    typename acle<T>::vt in2_v  = svld1(pg1, in2.v);
+
+    typename acle<T>::vt a1_v   = svtbl(in1_v, tbl_exch1a_v);
+    typename acle<T>::vt a2_v   = svtbl(in2_v, tbl_exch1b_v);
+    typename acle<T>::vt b1_v   = svext(a2_v, a1_v, (uint64_t)(W<T>::r / 2u));
+    typename acle<T>::vt b2_v   = svext(a1_v, a2_v, (uint64_t)(W<T>::r / 2u));
+    typename acle<T>::vt out1_v = svtbl(b1_v, tbl_exch1c_v);
+    typename acle<T>::vt out2_v = svtbl(b2_v, tbl_exch1a_v);
+
+    svst1(pg1, out1.v, out1_v);
+    svst1(pg1, out2.v, out2_v);
+  }
+
+  template <typename T>
+  static inline void Exchange2(vec<T> &out1, vec<T> &out2, const vec<T> &in1, const vec<T> &in2){
+    svbool_t pg1 = acle<double>::pg1();
+    typename acle<double>::vt a1_v = svld1(pg1, (typename acle<double>::pt*)in1.v);
+    typename acle<double>::vt a2_v = svld1(pg1, (typename acle<double>::pt*)in2.v);
+    typename acle<double>::vt r1_v = svtrn1(a1_v, a2_v);
+    typename acle<double>::vt r2_v = svtrn2(a1_v, a2_v);
+    svst1(pg1, (typename acle<double>::pt*)out1.v, r1_v);
+    svst1(pg1, (typename acle<double>::pt*)out2.v, r2_v);
+  }
+
+  static inline void Exchange3(vecf &out1, vecf &out2, const vecf &in1, const vecf &in2){
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt a1_v = svld1(pg1, in1.v);
+    typename acle<float>::vt a2_v = svld1(pg1, in2.v);
+    typename acle<float>::vt r1_v = svtrn1(a1_v, a2_v);
+    typename acle<float>::vt r2_v = svtrn2(a1_v, a2_v);
+    svst1(pg1, out1.v, r1_v);
+    svst1(pg1, out2.v, r2_v);
+  }
+
+  static inline void Exchange3(vecd &out1, vecd &out2, const vecd &in1, const vecd &in2){
+    assert(0);
+    return;
+  }
+};
+
+struct Permute{
+
+  // Permute0 is valid for any SVE vector width
+  template <typename T>
+  static inline vec<T> Permute0(vec<T> in) {
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, in.v);
+    typename acle<T>::vt r_v = svext(a_v, a_v, (uint64_t)(W<T>::r / 2u));
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecd Permute1(vecd in) {
+    vecd out;
+    const vec<typename acle<double>::uint> tbl_swap = acle<double>::tbl1();
+    svbool_t pg1 = acle<double>::pg1();
+    typename acle<double>::vt a_v = svld1(pg1, in.v);
+    typename acle<double>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<double>::vt r_v = svtbl(a_v, tbl_swap_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecf Permute1(vecf in) {
+    vecf out;
+    const vec<typename acle<float>::uint> tbl_swap = acle<float>::tbl1();
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt a_v = svld1(pg1, in.v);
+    typename acle<float>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<float>::vt r_v = svtbl(a_v, tbl_swap_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecd Permute2(vecd in) {
+    vecd out;
+    const vec<typename acle<double>::uint> tbl_swap = acle<double>::tbl_swap();
+    svbool_t pg1 = acle<double>::pg1();
+    typename acle<double>::vt a_v = svld1(pg1, in.v);
+    typename acle<double>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<double>::vt r_v = svtbl(a_v, tbl_swap_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecf Permute2(vecf in) {
+    vecf out;
+    const vec<typename acle<float>::uint> tbl_swap = acle<float>::tbl2();
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt a_v = svld1(pg1, in.v);
+    typename acle<float>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<float>::vt r_v = svtbl(a_v, tbl_swap_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecf Permute3(vecf in) {
+    vecf out;
+    const vec<typename acle<float>::uint> tbl_swap = acle<float>::tbl_swap();
+    svbool_t pg1 = acle<float>::pg1();
+    typename acle<float>::vt a_v = svld1(pg1, in.v);
+    typename acle<float>::svuint tbl_swap_v = svld1(pg1, tbl_swap.v);
+    typename acle<float>::vt r_v = svtbl(a_v, tbl_swap_v);
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  static inline vecd Permute3(vecd in) {
+    return in;
+  }
+
+};
+
+struct Rotate{
+
+  template <int n, typename T> static inline vec<T> tRotate(vec<T> in){
+    vec<T> out;
+    svbool_t pg1 = acle<T>::pg1();
+    typename acle<T>::vt a_v = svld1(pg1, in.v);
+    typename acle<T>::vt r_v = svext(a_v, a_v, (uint64_t)(n%W<T>::r));
+    svst1(pg1, out.v, r_v);
+
+    return out;
+  }
+
+  template <typename T>
+  static inline vec<T> rotate(vec<T> in, int n){
+
+    switch(n){
+    case 0:  return tRotate<0,  T>(in); break;
+    case 1:  return tRotate<1,  T>(in); break;
+    case 2:  return tRotate<2,  T>(in); break;
+    case 3:  return tRotate<3,  T>(in); break;
+    case 4:  return tRotate<4,  T>(in); break;
+    case 5:  return tRotate<5,  T>(in); break;
+    case 6:  return tRotate<6,  T>(in); break;
+    case 7:  return tRotate<7,  T>(in); break;
+
+    case 8:  return tRotate<8,  T>(in); break;
+    case 9:  return tRotate<9,  T>(in); break;
+    case 10: return tRotate<10, T>(in); break;
+    case 11: return tRotate<11, T>(in); break;
+    case 12: return tRotate<12, T>(in); break;
+    case 13: return tRotate<13, T>(in); break;
+    case 14: return tRotate<14, T>(in); break;
+    case 15: return tRotate<15, T>(in); break;
+    default: assert(0);
+    }
+  }
+};
+
+// tree-based reduction
+#define svred(pg, v)\
+svaddv(pg, v);
+
+// left-to-right reduction
+// #define svred(pg, v)\
+// svadda(pg, 0, v)
+
+template <typename Out_type, typename In_type>
+struct Reduce{
+  //Need templated class to overload output type
+  //General form must generate error if compiled
+  inline Out_type operator()(In_type in){
+    printf("Error, using wrong Reduce function\n");
+    exit(1);
+    return 0;
+  }
+};
+
+//Complex float Reduce
+template <>
+inline Grid::ComplexF Reduce<Grid::ComplexF, vecf>::operator()(vecf in){
+  svbool_t pg1 = acle<float>::pg1();
+  svbool_t pg_even = acle<float>::pg_even();
+  svbool_t pg_odd  = acle<float>::pg_odd();
+  typename acle<float>::vt a_v = svld1(pg1, in.v);
+  float a = svred(pg_even, a_v);
+  float b = svred(pg_odd, a_v);
+
+  return Grid::ComplexF(a, b);
+
+}
+
+//Real float Reduce
+template <>
+inline Grid::RealF Reduce<Grid::RealF, vecf>::operator()(vecf in){
+  svbool_t pg1 = acle<float>::pg1();
+  typename acle<float>::vt a_v = svld1(pg1, in.v);
+  float a = svred(pg1, a_v);
+
+  return a;
+}
+
+//Complex double Reduce
+template <>
+inline Grid::ComplexD Reduce<Grid::ComplexD, vecd>::operator()(vecd in){
+  svbool_t pg1 = acle<double>::pg1();
+  svbool_t pg_even = acle<double>::pg_even();
+  svbool_t pg_odd  = acle<double>::pg_odd();
+  typename acle<double>::vt a_v = svld1(pg1, in.v);
+  double a = svred(pg_even, a_v);
+  double b = svred(pg_odd, a_v);
+
+  return Grid::ComplexD(a, b);
+}
+
+//Real double Reduce
+template <>
+inline Grid::RealD Reduce<Grid::RealD, vecd>::operator()(vecd in){
+  svbool_t pg1 = acle<double>::pg1();
+  typename acle<double>::vt a_v = svld1(pg1, in.v);
+  double a = svred(pg1, a_v);
+
+  return a;
+}
+
+//Integer Reduce
+template <>
+inline Integer Reduce<Integer, veci>::operator()(veci in){
+  svbool_t pg1 = acle<Integer>::pg1();
+  typename acle<Integer>::vt a_v = svld1(pg1, in.v);
+  Integer a = svred(pg1, a_v);
+
+  return a;
+}
+
+#undef svred
+#undef vec_imm
+
+NAMESPACE_END(Optimization)
+
+//////////////////////////////////////////////////////////////////////////////////////
+// Here assign types
+
+typedef Optimization::vech SIMD_Htype; // Reduced precision type
+typedef Optimization::vecf SIMD_Ftype; // Single precision type
+typedef Optimization::vecd SIMD_Dtype; // Double precision type
+typedef Optimization::veci SIMD_Itype; // Integer type
+
+// prefetch utilities
+inline void v_prefetch0(int size, const char *ptr){};
+inline void prefetch_HINT_T0(const char *ptr){};
+
+// Function name aliases
+typedef Optimization::Vsplat   VsplatSIMD;
+typedef Optimization::Vstore   VstoreSIMD;
+typedef Optimization::Vset     VsetSIMD;
+typedef Optimization::Vstream  VstreamSIMD;
+template <typename S, typename T> using ReduceSIMD = Optimization::Reduce<S,T>;
+
+// Arithmetic operations
+typedef Optimization::Sum            SumSIMD;
+typedef Optimization::Sub            SubSIMD;
+typedef Optimization::Div            DivSIMD;
+typedef Optimization::Mult           MultSIMD;
+typedef Optimization::MultComplex    MultComplexSIMD;
+typedef Optimization::MultAddComplex MultAddComplexSIMD;
+typedef Optimization::MultRealPart   MultRealPartSIMD;
+typedef Optimization::MaddRealPart   MaddRealPartSIMD;
+typedef Optimization::Conj           ConjSIMD;
+typedef Optimization::TimesMinusI    TimesMinusISIMD;
+typedef Optimization::TimesI         TimesISIMD;
+
+NAMESPACE_END(Grid)

Grid/simd/Grid_a64fx-fixedsize.h

@@ -0,0 +1,769 @@
+    /*************************************************************************************
+
+    Grid physics library, www.github.com/paboyle/Grid
+
+    Source file: Grid_a64fx-fixedsize.h
+
+    Copyright (C) 2020
+
+    Author: Nils Meyer         <nils.meyer@ur.de>           Regensburg University
+
+    with support from Arm
+            Richard Sandiford  <richard.sandiford@arm.com>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+    See the full license in the file "LICENSE" in the top level distribution directory
+    *************************************************************************************/
+    /*  END LEGAL */
+
+/////////////////////////////////////////////////////
+// Using SVE ACLE with fixed-size data types
+/////////////////////////////////////////////////////
+
+
+// gcc 10 features
+#if __ARM_FEATURE_SVE_BITS==512
+/* gcc 10.0.1 and gcc 10.1 bug using ACLE data types  CAS-159553-Y1K4C6
+   workaround: use gcc's internal data types, bugfix expected for gcc 10.2
+typedef svbool_t    pred __attribute__((arm_sve_vector_bits(512)));
+typedef svfloat16_t vech __attribute__((arm_sve_vector_bits(512)));
+typedef svfloat32_t vecf __attribute__((arm_sve_vector_bits(512)));
+typedef svfloat64_t vecd __attribute__((arm_sve_vector_bits(512)));
+typedef svuint32_t  veci __attribute__((arm_sve_vector_bits(512)));
+typedef svuint32_t  lutf __attribute__((arm_sve_vector_bits(512))); // LUTs for float
+typedef svuint64_t  lutd __attribute__((arm_sve_vector_bits(512))); // LUTs for double
+*/
+typedef __SVBool_t    pred __attribute__((arm_sve_vector_bits(512)));
+typedef __SVFloat16_t vech __attribute__((arm_sve_vector_bits(512)));
+typedef __SVFloat32_t vecf __attribute__((arm_sve_vector_bits(512)));
+typedef __SVFloat64_t vecd __attribute__((arm_sve_vector_bits(512)));
+typedef __SVUint32_t  veci __attribute__((arm_sve_vector_bits(512)));
+typedef __SVUint32_t  lutf __attribute__((arm_sve_vector_bits(512))); // LUTs for float
+typedef __SVUint64_t  lutd __attribute__((arm_sve_vector_bits(512))); // LUTs for double
+#else
+#pragma error("Oops. Illegal SVE vector size!?")
+#endif /* __ARM_FEATURE_SVE_BITS */
+
+// low-level API
+NAMESPACE_BEGIN(Grid);
+NAMESPACE_BEGIN(Optimization);
+
+// convenience union types for tables eliminating loads
+union ulutf {
+  lutf v;
+  uint32_t s[16];
+};
+union ulutd {
+  lutd v;
+  uint64_t s[8];
+};
+
+template <typename T>
+struct acle{};
+
+template <>
+struct acle<double>{
+  static inline lutd tbl_swap(){
+    const ulutd t = { .s = {1, 0, 3, 2, 5, 4, 7, 6} };
+    return t.v;
+  }
+  static inline lutd tbl0(){
+    const ulutd t = { .s = {4, 5, 6, 7, 0, 1, 2, 3} };
+    return t.v;
+  }
+  static inline lutd tbl1(){
+    const ulutd t = { .s = {2, 3, 0, 1, 6, 7, 4, 5} };
+    return t.v;
+  }
+  static inline lutd tbl_exch1a(){ // Exchange1
+    const ulutd t = { .s = {0, 1, 4, 5, 2, 3, 6, 7} };
+    return t.v;
+  }
+  static inline lutd tbl_exch1b(){ // Exchange1
+    const ulutd t = { .s = {2, 3, 6, 7, 0, 1, 4, 5} };
+    return t.v;
+  }
+  static inline lutd tbl_exch1c(){ // Exchange1
+    const ulutd t = { .s = {4, 5, 0, 1, 6, 7, 2, 3} };
+    return t.v;
+  }
+  static inline pred pg1(){return svptrue_b64();}
+  static inline pred pg_even(){return svzip1_b64(svptrue_b64(), svpfalse_b());}
+  static inline pred pg_odd() {return svzip1_b64(svpfalse_b(), svptrue_b64());}
+  static inline vecd zero(){return svdup_f64(0.);}
+};
+
+template <>
+struct acle<float>{
+  // exchange neighboring elements
+  static inline lutf tbl_swap(){
+    const ulutf t = { .s = {1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14} };
+    return t.v;
+  }
+  static inline lutf tbl0(){
+    const ulutf t = { .s = {8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7} };
+    return t.v;
+  }
+  static inline lutf tbl1(){
+    const ulutf t = { .s = {4, 5, 6, 7, 0, 1, 2, 3, 12, 13, 14, 15, 8, 9, 10, 11} };
+    return t.v;
+  }
+  static inline lutf tbl2(){
+    const ulutf t = { .s = {2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13} };
+    return t.v;
+  }
+  static inline lutf tbl_exch1a(){ // Exchange1
+    const ulutf t = { .s = {0, 1, 2, 3, 8, 9, 10, 11, 4, 5, 6, 7, 12, 13, 14, 15 } };
+    return t.v;
+  }
+  static inline lutf tbl_exch1b(){ // Exchange1
+    const ulutf t = { .s = {4, 5, 6, 7, 12, 13, 14, 15, 0, 1, 2, 3, 8, 9, 10, 11 } };
+    return t.v;
+  }
+  static inline lutf tbl_exch1c(){ // Exchange1
+    const ulutf t = { .s = {8, 9, 10, 11, 0, 1, 2, 3, 12, 13, 14, 15, 4, 5, 6, 7} };
+    return t.v;
+  }
+  static inline pred pg1(){return svptrue_b32();}
+  static inline pred pg_even(){return svzip1_b32(svptrue_b32(), svpfalse_b());}
+  static inline pred pg_odd() {return svzip1_b32(svpfalse_b(), svptrue_b32());}
+  static inline vecf zero(){return svdup_f32(0.);}
+};
+
+template <>
+struct acle<uint16_t>{
+  static inline pred pg1(){return svptrue_b16();}
+  static inline pred pg_even(){return svzip1_b16(svptrue_b16(), svpfalse_b());}
+  static inline pred pg_odd() {return svzip1_b16(svpfalse_b(), svptrue_b16());}
+  static inline vech zero(){return svdup_f16(0.);}
+};
+
+template <>
+struct acle<Integer>{
+  //static inline svbool_t pg1(){return svptrue_b16();}
+  static inline pred pg1(){return svptrue_b32();}
+  static inline pred pg_even(){return svzip1_b32(svptrue_b32(), svpfalse_b());}
+  static inline pred pg_odd() {return svzip1_b32(svpfalse_b(), svptrue_b32());}
+};
+
+// ---------------------------------------------------
+
+struct Vsplat{
+  // Complex float
+  inline vecf operator()(float a, float b){
+    vecf a_v = svdup_f32(a);
+    vecf b_v = svdup_f32(b);
+    return svzip1(a_v, b_v);
+  }
+  // Real float
+  inline vecf operator()(float a){
+    return svdup_f32(a);
+  }
+  // Complex double
+  inline vecd operator()(double a, double b){
+    vecd a_v = svdup_f64(a);
+    vecd b_v = svdup_f64(b);
+    return svzip1(a_v, b_v);
+  }
+  // Real double
+  inline vecd operator()(double a){
+    return svdup_f64(a);
+  }
+  // Integer
+  inline veci operator()(Integer a){
+    return svdup_u32(a);
+  }
+};
+
+struct Vstore{
+  // Real float
+  inline void operator()(vecf a, float *D){
+    pred pg1 = acle<float>::pg1();
+    svst1(pg1, D, a);
+  }
+  // Real double
+  inline void operator()(vecd a, double *D){
+    pred pg1 = acle<double>::pg1();
+    svst1(pg1, D, a);
+  }
+  // Real float
+  inline void operator()(veci a, Integer *D){
+    pred pg1 = acle<Integer>::pg1();
+    svst1(pg1, D, a);
+  }
+};
+
+struct Vstream{
+  // Real float
+  inline void operator()(float * a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    svstnt1(pg1, a, b);
+    //svst1(pg1, a, b);
+  }
+  // Real double
+  inline void operator()(double * a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    svstnt1(pg1, a, b);
+    //svst1(pg1, a, b);
+  }
+};
+
+struct Vset{
+  // Complex float
+  inline vecf operator()(Grid::ComplexF *a){
+    pred pg1 = acle<float>::pg1();
+    return svld1(pg1, (float*)a);
+  }
+  // Complex double
+  inline vecd operator()(Grid::ComplexD *a){
+    pred pg1 = acle<double>::pg1();
+    return svld1(pg1, (double*)a);
+  }
+  // Real float
+  inline vecf operator()(float *a){
+    pred pg1 = acle<float>::pg1();
+    return svld1(pg1, a);
+  }
+  // Real double
+  inline vecd operator()(double *a){
+    pred pg1 = acle<double>::pg1();
+    return svld1(pg1, a);
+  }
+  // Integer
+  inline veci operator()(Integer *a){
+    pred pg1 = acle<Integer>::pg1();
+    return svld1(pg1, a);
+  }
+};
+
+/////////////////////////////////////////////////////
+// Arithmetic operations
+/////////////////////////////////////////////////////
+
+struct Sum{
+  // Complex/real float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    return svadd_x(pg1, a, b);
+  }
+  // Complex/real double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    return svadd_x(pg1, a, b);
+  }
+  // Integer
+  inline veci operator()(veci a, veci b){
+    pred pg1 = acle<Integer>::pg1();
+    return svadd_x(pg1, a, b);
+  }
+};
+
+struct Sub{
+  // Complex/real float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    return svsub_x(pg1, a, b);
+  }
+  // Complex/real double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    return svsub_x(pg1, a, b);
+  }
+  // Integer
+  inline veci operator()(veci a, veci b){
+    pred pg1 = acle<Integer>::pg1();
+    return svsub_x(pg1, a, b);
+  }
+
+};
+
+struct Mult{
+  // Real float fma
+  inline vecf operator()(vecf a, vecf b, vecf c){
+    pred pg1 = acle<float>::pg1();
+    return svmad_x(pg1, b, c, a);
+  }
+  // Real double fma
+  inline vecd operator()(vecd a, vecd b, vecd c){
+    pred pg1 = acle<double>::pg1();
+    return svmad_x(pg1, b, c, a);
+  }
+  // Real float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    return svmul_x(pg1, a, b);
+  }
+  // Real double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    return svmul_x(pg1, a, b);
+  }
+  // Integer
+  inline veci operator()(veci a, veci b){
+    pred pg1 = acle<Integer>::pg1();
+    return svmul_x(pg1, a, b);
+  }
+};
+
+struct MultRealPart{
+  // Complex float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    // using FCMLA
+    vecf z_v = acle<float>::zero();
+    return svcmla_x(pg1, z_v, a, b, 0);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    // using FCMLA
+    vecd z_v = acle<double>::zero();
+    return svcmla_x(pg1, z_v, a, b, 0);
+  }
+};
+
+struct MaddRealPart{
+  // Complex float
+  inline vecf operator()(vecf a, vecf b, vecf c){
+    pred pg1 = acle<float>::pg1();
+    // using FCMLA
+    return svcmla_x(pg1, c, a, b, 0);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b, vecd c){
+    pred pg1 = acle<double>::pg1();
+    // using FCMLA
+    return svcmla_x(pg1, c, a, b, 0);
+  }
+};
+
+struct MultComplex{
+  // Complex a*b
+  // Complex float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    vecf z = acle<float>::zero();
+    // using FCMLA
+    vecf r_v = svcmla_x(pg1, z, a, b, 0);
+    return svcmla_x(pg1, r_v, a, b, 90);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    vecd z = acle<double>::zero();
+    // using FCMLA
+    vecd r_v = svcmla_x(pg1, z, a, b, 0);
+    return svcmla_x(pg1, r_v, a, b, 90);
+  }
+};
+
+struct MultAddComplex{
+  // Complex a*b+c
+  // Complex float
+  inline vecf operator()(vecf a, vecf b, vecf c){
+    pred pg1 = acle<float>::pg1();
+    // using FCMLA
+    vecf r_v = svcmla_x(pg1, c, a, b, 0);
+    return svcmla_x(pg1, r_v, a, b, 90);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b, vecd c){
+    pred pg1 = acle<double>::pg1();
+    // using FCMLA
+    vecd r_v = svcmla_x(pg1, c, a, b, 0);
+    return svcmla_x(pg1, r_v, a, b, 90);
+  }
+};
+
+struct Div{
+  // Real float
+  inline vecf operator()(vecf a, vecf b){
+    pred pg1 = acle<float>::pg1();
+    return svdiv_x(pg1, a, b);
+  }
+  // Real double
+  inline vecd operator()(vecd a, vecd b){
+    pred pg1 = acle<double>::pg1();
+    return svdiv_x(pg1, a, b);
+  }
+};
+
+struct Conj{
+  // Complex float
+  inline vecf operator()(vecf a){
+    pred pg_odd = acle<float>::pg_odd();
+    //return svneg_x(pg_odd, a);  this is unsafe
+    return svneg_m(a, pg_odd, a);
+  }
+  // Complex double
+  inline vecd operator()(vecd a){
+    pred pg_odd = acle<double>::pg_odd();
+    //return svneg_x(pg_odd, a);  this is unsafe
+    return svneg_m(a, pg_odd, a);
+  }
+};
+
+struct TimesMinusI{
+  // Complex float
+  inline vecf operator()(vecf a, vecf b){
+    lutf tbl_swap = acle<float>::tbl_swap();
+    pred pg1 = acle<float>::pg1();
+    pred pg_odd = acle<float>::pg_odd();
+
+    vecf a_v = svtbl(a, tbl_swap);
+    //return svneg_x(pg_odd, a_v);  this is unsafe
+    return svneg_m(a_v, pg_odd, a_v);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b){
+    lutd tbl_swap = acle<double>::tbl_swap();
+    pred pg1 = acle<double>::pg1();
+    pred pg_odd = acle<double>::pg_odd();
+
+    vecd a_v = svtbl(a, tbl_swap);
+    //return svneg_x(pg_odd, a_v);  this is unsafe
+    return svneg_m(a_v, pg_odd, a_v);
+  }
+};
+
+struct TimesI{
+  // Complex float
+  inline vecf operator()(vecf a, vecf b){
+    lutf tbl_swap = acle<float>::tbl_swap();
+    pred pg1 = acle<float>::pg1();
+    pred pg_even = acle<float>::pg_even();
+
+    vecf a_v = svtbl(a, tbl_swap);
+    //return svneg_x(pg_even, a_v);  this is unsafe
+    return svneg_m(a_v, pg_even, a_v);
+  }
+  // Complex double
+  inline vecd operator()(vecd a, vecd b){
+    lutd tbl_swap = acle<double>::tbl_swap();
+    pred pg1 = acle<double>::pg1();
+    pred pg_even = acle<double>::pg_even();
+
+    vecd a_v = svtbl(a, tbl_swap);
+    //return svneg_x(pg_even, a_v);  this is unsafe
+    return svneg_m(a_v, pg_even, a_v);
+  }
+};
+
+struct PrecisionChange {
+  static inline vech StoH (vecf sa, vecf sb) {
+    pred pg1s = acle<float>::pg1();
+    vech ha_v = svcvt_f16_x(pg1s, sa);
+    vech hb_v = svcvt_f16_x(pg1s, sb);
+    return svuzp1(ha_v, hb_v);
+  }
+  static inline void HtoS(vech h,vecf &sa,vecf &sb) {
+    pred pg1s = acle<float>::pg1();
+    vech ha_v = svzip1(h, h);
+    vech hb_v = svzip2(h, h);
+    sa = svcvt_f32_x(pg1s, ha_v);
+    sb = svcvt_f32_x(pg1s, hb_v);
+  }
+  static inline vecf DtoS (vecd a,vecd b) {
+    pred pg1d = acle<double>::pg1();
+    vecf sa_v = svcvt_f32_x(pg1d, a);
+    vecf sb_v = svcvt_f32_x(pg1d, b);
+    return svuzp1(sa_v, sb_v);
+  }
+  static inline void StoD (vecf s,vecd &a,vecd &b) {
+    pred pg1d = acle<double>::pg1();
+    vecf sa_v = svzip1(s, s);
+    vecf sb_v = svzip2(s, s);
+    a = svcvt_f64_x(pg1d, sa_v);
+    b = svcvt_f64_x(pg1d, sb_v);
+  }
+  static inline vech DtoH (vecd a,vecd b,vecd c,vecd d) {
+    pred pg1d = acle<double>::pg1();
+    pred pg1h = acle<uint16_t>::pg1();
+    vech ha_v = svcvt_f16_x(pg1d, a);
+    vech hb_v = svcvt_f16_x(pg1d, b);
+    vech hc_v = svcvt_f16_x(pg1d, c);
+    vech hd_v = svcvt_f16_x(pg1d, d);
+    vech hab_v = svuzp1(ha_v, hb_v);
+    vech hcd_v = svuzp1(hc_v, hd_v);
+    return svuzp1(hab_v, hcd_v);
+
+/*
+    vecf sa,sb;
+    sa = DtoS(a,b);
+    sb = DtoS(c,d);
+    return StoH(sa,sb);
+*/
+  }
+  static inline void HtoD(vech h,vecd &a,vecd &b,vecd &c,vecd &d) {
+    pred pg1h = acle<uint16_t>::pg1();
+    pred pg1d = acle<double>::pg1();
+    vech sa_v = svzip1(h, h);
+    vech sb_v = svzip2(h, h);
+    vech da_v = svzip1(sa_v, sa_v);
+    vech db_v = svzip2(sa_v, sa_v);
+    vech dc_v = svzip1(sb_v, sb_v);
+    vech dd_v = svzip2(sb_v, sb_v);
+    a = svcvt_f64_x(pg1d, da_v);
+    b = svcvt_f64_x(pg1d, db_v);
+    c = svcvt_f64_x(pg1d, dc_v);
+    d = svcvt_f64_x(pg1d, dd_v);
+
+/*
+    vecf sa,sb;
+    HtoS(h,sa,sb);
+    StoD(sa,a,b);
+    StoD(sb,c,d);
+*/
+  }
+};
+
+struct Exchange{
+  // float
+  static inline void Exchange0(vecf &out1, vecf &out2, vecf in1, vecf in2){
+    vecf r1_v = svext(in1, in1, (uint64_t)8u);
+    vecf r2_v = svext(in2, in2, (uint64_t)8u);
+    out1 = svext(r1_v, in2, (uint64_t)8u);
+    out2 = svext(in1, r2_v, (uint64_t)8u);
+  }
+  static inline void Exchange1(vecf &out1, vecf &out2, vecf in1, vecf in2){
+    // this one is tricky; svtrn2q* from SVE2 fits best, but it is not available in SVE1
+    // alternative: use 4-el structure; expect translation into 4x ldp + 4x stp -> SFI
+    lutf tbl_exch1a = acle<float>::tbl_exch1a();
+    lutf tbl_exch1b = acle<float>::tbl_exch1b();
+    lutf tbl_exch1c = acle<float>::tbl_exch1c();
+
+    vecf a1_v = svtbl(in1, tbl_exch1a);
+    vecf a2_v = svtbl(in2, tbl_exch1b);
+    vecf b1_v  = svext(a2_v, a1_v, (uint64_t)8u);
+    vecf b2_v  = svext(a1_v, a2_v, (uint64_t)8u);
+    out1 = svtbl(b1_v, tbl_exch1c);
+    out2 = svtbl(b2_v, tbl_exch1a);
+  }
+  static inline void Exchange2(vecf &out1, vecf &out2, vecf in1, vecf in2){
+    out1 = (vecf)svtrn1((vecd)in1, (vecd)in2);
+    out2 = (vecf)svtrn2((vecd)in1, (vecd)in2);
+  }
+  static inline void Exchange3(vecf &out1, vecf &out2, vecf in1, vecf in2){
+    out1 = svtrn1(in1, in2);
+    out2 = svtrn2(in1, in2);
+  }
+
+  // double
+  static inline void Exchange0(vecd &out1, vecd &out2, vecd in1, vecd in2){
+    vecd r1_v = svext(in1, in1, (uint64_t)4u);
+    vecd r2_v = svext(in2, in2, (uint64_t)4u);
+    out1 = svext(r1_v, in2, (uint64_t)4u);
+    out2 = svext(in1, r2_v, (uint64_t)4u);
+  }
+  static inline void Exchange1(vecd &out1, vecd &out2, vecd in1, vecd in2){
+    // this one is tricky; svtrn2q* from SVE2 fits best, but it is not available in SVE1
+    // alternative: use 4-el structure; expect translation into 4x ldp + 4x stp -> SFI
+    lutd tbl_exch1a = acle<double>::tbl_exch1a();
+    lutd tbl_exch1b = acle<double>::tbl_exch1b();
+    lutd tbl_exch1c = acle<double>::tbl_exch1c();
+
+    vecd a1_v = svtbl(in1, tbl_exch1a);
+    vecd a2_v = svtbl(in2, tbl_exch1b);
+    vecd b1_v = svext(a2_v, a1_v, (uint64_t)4u);
+    vecd b2_v = svext(a1_v, a2_v, (uint64_t)4u);
+    out1 = svtbl(b1_v, tbl_exch1c);
+    out2 = svtbl(b2_v, tbl_exch1a);
+  }
+  static inline void Exchange2(vecd &out1, vecd &out2, vecd in1, vecd in2){
+    out1 = svtrn1(in1, in2);
+    out2 = svtrn2(in1, in2);
+  }
+  static inline void Exchange3(vecd &out1, vecd &out2, vecd in1, vecd in2){
+    assert(0);
+    return;
+  }
+};
+
+#undef VECTOR_FOR
+
+struct Permute{
+  // float
+  static inline vecf Permute0(vecf in) {
+    return svext(in, in, (uint64_t)8u);
+  }
+  static inline vecf Permute1(vecf in) {
+    lutf tbl_swap = acle<float>::tbl1();
+    return svtbl(in, tbl_swap);
+  }
+  static inline vecf Permute2(vecf in) {
+    lutf tbl_swap = acle<float>::tbl2();
+    return svtbl(in, tbl_swap);
+  }
+  static inline vecf Permute3(vecf in) {
+    lutf tbl_swap = acle<float>::tbl_swap();
+    return svtbl(in, tbl_swap);
+  }
+
+  // double
+  static inline vecd Permute0(vecd in) {
+    return svext(in, in, (uint64_t)(8u / 2u));
+  }
+  static inline vecd Permute1(vecd in) {
+    lutd tbl_swap = acle<double>::tbl1();
+    return svtbl(in, tbl_swap);
+  }
+  static inline vecd Permute2(vecd in) {
+    lutd tbl_swap = acle<double>::tbl_swap();
+    return svtbl(in, tbl_swap);
+  }
+  static inline vecd Permute3(vecd in) {
+    return in;
+  }
+};
+
+struct Rotate{
+
+  static inline vecf rotate(vecf in, int n){
+    switch(n){
+    case 0:  return tRotate<0>(in); break;
+    case 1:  return tRotate<1>(in); break;
+    case 2:  return tRotate<2>(in); break;
+    case 3:  return tRotate<3>(in); break;
+    case 4:  return tRotate<4>(in); break;
+    case 5:  return tRotate<5>(in); break;
+    case 6:  return tRotate<6>(in); break;
+    case 7:  return tRotate<7>(in); break;
+
+    case 8:  return tRotate<8>(in); break;
+    case 9:  return tRotate<9>(in); break;
+    case 10: return tRotate<10>(in); break;
+    case 11: return tRotate<11>(in); break;
+    case 12: return tRotate<12>(in); break;
+    case 13: return tRotate<13>(in); break;
+    case 14: return tRotate<14>(in); break;
+    case 15: return tRotate<15>(in); break;
+    default: assert(0);
+    }
+  }
+  static inline vecd rotate(vecd in, int n){
+    switch(n){
+    case 0:  return tRotate<0>(in); break;
+    case 1:  return tRotate<1>(in); break;
+    case 2:  return tRotate<2>(in); break;
+    case 3:  return tRotate<3>(in); break;
+    case 4:  return tRotate<4>(in); break;
+    case 5:  return tRotate<5>(in); break;
+    case 6:  return tRotate<6>(in); break;
+    case 7:  return tRotate<7>(in); break;
+    default: assert(0);
+    }
+  }
+
+  template <int n> static inline vecf tRotate(vecf in){
+    return svext(in, in, (uint64_t)n);
+  }
+  template <int n> static inline vecd tRotate(vecd in){
+    return svext(in, in, (uint64_t)n);
+  }
+};
+
+// tree-based reduction
+#define svred(pg, v)\
+svaddv(pg, v);
+
+// left-to-right reduction
+// #define svred(pg, v)\
+// svadda(pg, 0, v)
+
+template <typename Out_type, typename In_type>
+struct Reduce{
+  //Need templated class to overload output type
+  //General form must generate error if compiled
+  inline Out_type operator()(In_type in){
+    printf("Error, using wrong Reduce function\n");
+    //exit(1);
+    return 0;
+  }
+};
+//Complex float Reduce
+template <>
+inline Grid::ComplexF Reduce<Grid::ComplexF, vecf>::operator()(vecf in){
+  pred pg_even = acle<float>::pg_even();
+  pred pg_odd  = acle<float>::pg_odd();
+  float a = svred(pg_even, in);
+  float b = svred(pg_odd, in);
+  return Grid::ComplexF(a, b);
+}
+//Real float Reduce
+template <>
+inline Grid::RealF Reduce<Grid::RealF, vecf>::operator()(vecf in){
+  pred pg1 = acle<float>::pg1();
+  return svred(pg1, in);
+}
+//Complex double Reduce
+template <>
+inline Grid::ComplexD Reduce<Grid::ComplexD, vecd>::operator()(vecd in){
+  pred pg_even = acle<double>::pg_even();
+  pred pg_odd  = acle<double>::pg_odd();
+  double a = svred(pg_even, in);
+  double b = svred(pg_odd, in);
+  return Grid::ComplexD(a, b);
+}
+//Real double Reduce
+template <>
+inline Grid::RealD Reduce<Grid::RealD, vecd>::operator()(vecd in){
+  pred pg1 = acle<double>::pg1();
+  return svred(pg1, in);
+}
+//Integer Reduce
+template <>
+inline Integer Reduce<Integer, veci>::operator()(veci in){
+  pred pg1 = acle<Integer>::pg1();
+  return svred(pg1, in);
+}
+
+#undef svred
+
+NAMESPACE_END(Optimization);
+
+//////////////////////////////////////////////////////////////////////////////////////
+// Here assign types
+
+typedef vech SIMD_Htype; // Reduced precision type
+typedef vecf SIMD_Ftype; // Single precision type
+typedef vecd SIMD_Dtype; // Double precision type
+typedef veci SIMD_Itype; // Integer type
+
+// prefetch utilities
+inline void v_prefetch0(int size, const char *ptr){};
+inline void prefetch_HINT_T0(const char *ptr){};
+
+// Function name aliases
+typedef Optimization::Vsplat   VsplatSIMD;
+typedef Optimization::Vstore   VstoreSIMD;
+typedef Optimization::Vset     VsetSIMD;
+typedef Optimization::Vstream  VstreamSIMD;
+template <typename S, typename T> using ReduceSIMD = Optimization::Reduce<S,T>;
+
+// Arithmetic operations
+typedef Optimization::Sum            SumSIMD;
+typedef Optimization::Sub            SubSIMD;
+typedef Optimization::Div            DivSIMD;
+typedef Optimization::Mult           MultSIMD;
+typedef Optimization::MultComplex    MultComplexSIMD;
+typedef Optimization::MultAddComplex MultAddComplexSIMD;
+typedef Optimization::MultRealPart   MultRealPartSIMD;
+typedef Optimization::MaddRealPart   MaddRealPartSIMD;
+typedef Optimization::Conj           ConjSIMD;
+typedef Optimization::TimesMinusI    TimesMinusISIMD;
+typedef Optimization::TimesI         TimesISIMD;
+
+NAMESPACE_END(Grid);

Grid/simd/Grid_gpu_vec.h

@@ -38,20 +38,47 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #ifdef GRID_HIP
 #include <hip/hip_fp16.h>
 #endif
+#ifdef GRID_SYCL
+namespace Grid {
+  typedef struct { uint16_t x;} half;
+  typedef struct { half   x; half   y;} half2;
+  typedef struct { float  x; float  y;} float2;
+  typedef struct { double x; double y;} double2;
+}
+#endif
+
 
 namespace Grid {
 
+
+
+typedef struct Half2_t { half x; half y; } Half2;
+
 #define COALESCE_GRANULARITY ( GEN_SIMD_WIDTH )
 
 template<class pair>
 class GpuComplex {
 public:
   pair z;
-  typedef decltype(z.x) real;
+  typedef decltype(z.x) Real;
 public: 
   accelerator_inline GpuComplex() = default;
-  accelerator_inline GpuComplex(real re,real im) { z.x=re; z.y=im; };
+  accelerator_inline GpuComplex(Real re,Real im) { z.x=re; z.y=im; };
   accelerator_inline GpuComplex(const GpuComplex &zz) { z = zz.z;};
+  accelerator_inline Real real(void) const { return z.x; };
+  accelerator_inline Real imag(void) const { return z.y; };
+  accelerator_inline GpuComplex &operator*=(const GpuComplex &r) {
+    *this = (*this) * r;
+    return *this;
+  }
+  accelerator_inline GpuComplex &operator+=(const GpuComplex &r) {
+    *this = (*this) + r;
+    return *this;
+  }
+  accelerator_inline GpuComplex &operator-=(const GpuComplex &r) {
+    *this = (*this) - r;
+    return *this;
+  }
   friend accelerator_inline  GpuComplex operator+(const GpuComplex &lhs,const GpuComplex &rhs) { 
     GpuComplex r ; 
     r.z.x = lhs.z.x + rhs.z.x; 
@@ -125,14 +152,14 @@ inline accelerator GpuVector<N,datum> operator/(const GpuVector<N,datum> l,const
 }
 
 constexpr int NSIMD_RealH    = COALESCE_GRANULARITY / sizeof(half);
-constexpr int NSIMD_ComplexH = COALESCE_GRANULARITY / sizeof(half2);
+constexpr int NSIMD_ComplexH = COALESCE_GRANULARITY / sizeof(Half2);
 constexpr int NSIMD_RealF    = COALESCE_GRANULARITY / sizeof(float);
 constexpr int NSIMD_ComplexF = COALESCE_GRANULARITY / sizeof(float2);
 constexpr int NSIMD_RealD    = COALESCE_GRANULARITY / sizeof(double);
 constexpr int NSIMD_ComplexD = COALESCE_GRANULARITY / sizeof(double2);
 constexpr int NSIMD_Integer  = COALESCE_GRANULARITY / sizeof(Integer);
 
-typedef GpuComplex<half2  > GpuComplexH;
+typedef GpuComplex<Half2  > GpuComplexH;
 typedef GpuComplex<float2 > GpuComplexF;
 typedef GpuComplex<double2> GpuComplexD;
 
@@ -144,16 +171,19 @@ typedef GpuVector<NSIMD_RealD,    double      > GpuVectorRD;
 typedef GpuVector<NSIMD_ComplexD, GpuComplexD > GpuVectorCD;
 typedef GpuVector<NSIMD_Integer,  Integer     > GpuVectorI;
 
+accelerator_inline GpuComplexF timesI(const GpuComplexF &r)     { return(GpuComplexF(-r.imag(),r.real()));}
+accelerator_inline GpuComplexD timesI(const GpuComplexD &r)     { return(GpuComplexD(-r.imag(),r.real()));}
+accelerator_inline GpuComplexF timesMinusI(const GpuComplexF &r){ return(GpuComplexF(r.imag(),-r.real()));}
+accelerator_inline GpuComplexD timesMinusI(const GpuComplexD &r){ return(GpuComplexD(r.imag(),-r.real()));}
+
 accelerator_inline float half2float(half h)
 {
   float f;
-#ifdef GRID_SIMT
+#if defined(GRID_CUDA) || defined(GRID_HIP)
   f = __half2float(h);
 #else 
-  //f = __half2float(h);
-  __half_raw hr(h);
   Grid_half hh; 
-  hh.x = hr.x;
+  hh.x = h.x;
   f=  sfw_half_to_float(hh);
 #endif
   return f;
@@ -161,13 +191,11 @@ accelerator_inline float half2float(half h)
 accelerator_inline half float2half(float f)
 {
   half h;
-#ifdef GRID_SIMT
+#if defined(GRID_CUDA) || defined(GRID_HIP)
   h = __float2half(f);
 #else
   Grid_half hh = sfw_float_to_half(f);
-  __half_raw hr;  
-  hr.x = hh.x;
-  h = __half(hr);
+  h.x = hh.x;
 #endif
   return h;
 }
@@ -523,7 +551,7 @@ namespace Optimization {
     ////////////////////////////////////////////////////////////////////////////////////
     // Single / Half
     ////////////////////////////////////////////////////////////////////////////////////
-    static accelerator_inline GpuVectorCH StoH (GpuVectorCF a,GpuVectorCF b) {
+     static accelerator_inline GpuVectorCH StoH (GpuVectorCF a,GpuVectorCF b) {
       int N = GpuVectorCF::N;
       GpuVectorCH h;
       for(int i=0;i<N;i++) {

Grid/simd/Grid_vector_types.h

@@ -1,6 +1,6 @@
 /*************************************************************************************
 
-    Grid physics library, www.github.com/paboyle/Grid 
+    Grid physics library, www.github.com/paboyle/Grid
 
     Source file: ./lib/simd/Grid_vector_types.h
 
@@ -73,7 +73,7 @@ accelerator_inline Grid_half sfw_float_to_half(float ff) {
   const FP32 denorm_magic = { ((127 - 15) + (23 - 10) + 1) << 23 };
   unsigned int sign_mask = 0x80000000u;
   Grid_half o;
-    
+
   o.x = static_cast<unsigned short>(0x0u);
   unsigned int sign = f.u & sign_mask;
   f.u ^= sign;
@@ -93,7 +93,7 @@ accelerator_inline Grid_half sfw_float_to_half(float ff) {
       o.x = static_cast<unsigned short>(f.u - denorm_magic.u);
     } else {
       unsigned int mant_odd = (f.u >> 13) & 1; // resulting mantissa is odd
-	
+
       // update exponent, rounding bias part 1
       f.u += ((unsigned int)(15 - 127) << 23) + 0xfff;
       // rounding bias part 2
@@ -101,7 +101,7 @@ accelerator_inline Grid_half sfw_float_to_half(float ff) {
       // take the bits!
       o.x = static_cast<unsigned short>(f.u >> 13);
     }
-  } 
+  }
   o.x |= static_cast<unsigned short>(sign >> 16);
   return o;
 }
@@ -110,9 +110,63 @@ accelerator_inline Grid_half sfw_float_to_half(float ff) {
 #ifdef GPU_VEC
 #include "Grid_gpu_vec.h"
 #endif
+/*
 #ifdef GEN
 #include "Grid_generic.h"
 #endif
+*/
+
+#ifdef GEN
+  #if defined(A64FX) || defined(A64FXFIXEDSIZE) // breakout A64FX SVE ACLE here
+    #include <arm_sve.h>
+    #if defined(A64FX) // VLA
+      #pragma message("building A64FX / SVE ACLE VLA")
+      #if defined(ARMCLANGCOMPAT)
+        #pragma message("applying data types patch")
+      #endif
+      #include "Grid_a64fx-2.h"
+    #endif
+    #if defined(A64FXFIXEDSIZE) // fixed size data types
+      #pragma message("building for A64FX / SVE ACLE fixed size")
+      #include "Grid_a64fx-fixedsize.h"
+    #endif
+  #else
+    //#pragma message("building GEN") // generic
+    #include "Grid_generic.h"
+  #endif
+#endif
+
+#ifdef A64FX
+  #include <arm_sve.h>
+  #ifdef __ARM_FEATURE_SVE_BITS
+    //#pragma message("building A64FX SVE VLS")
+    #include "Grid_a64fx-fixedsize.h"
+  #else
+    #pragma message("building A64FX SVE VLA")
+    #if defined(ARMCLANGCOMPAT)
+      #pragma message("applying data types patch")
+    #endif
+    #include "Grid_a64fx-2.h"
+  #endif
+#endif
+
+/*
+#ifdef A64FXVLA
+#pragma message("building A64FX VLA")
+#if defined(ARMCLANGCOMPAT)
+  #pragma message("applying data types patch")
+#endif
+#include <arm_sve.h>
+#include "Grid_a64fx-2.h"
+#endif
+
+#ifdef A64FXVLS
+#pragma message("building A64FX VLS")
+#include <arm_sve.h>
+#include "Grid_a64fx-fixedsize.h"
+#endif
+*/
+
 #ifdef SSE4
 #include "Grid_sse4.h"
 #endif
@@ -163,6 +217,12 @@ template <typename T> struct is_complex : public std::false_type {};
 template <> struct is_complex<ComplexD> : public std::true_type {};
 template <> struct is_complex<ComplexF> : public std::true_type {};
 
+template <typename T> struct is_ComplexD : public std::false_type {};
+template <> struct is_ComplexD<ComplexD> : public std::true_type {};
+
+template <typename T> struct is_ComplexF : public std::false_type {};
+template <> struct is_ComplexF<ComplexF> : public std::true_type {};
+
 template<typename T, typename V=void> struct is_real : public std::false_type {};
 template<typename T> struct is_real<T, typename std::enable_if<std::is_floating_point<T>::value,
   void>::type> : public std::true_type {};
@@ -170,7 +230,7 @@ template<typename T> struct is_real<T, typename std::enable_if<std::is_floating_
 template<typename T, typename V=void> struct is_integer : public std::false_type {};
 template<typename T> struct is_integer<T, typename std::enable_if<std::is_integral<T>::value,
   void>::type> : public std::true_type {};
-  
+
 template <typename T>              using IfReal    = Invoke<std::enable_if<is_real<T>::value, int> >;
 template <typename T>              using IfComplex = Invoke<std::enable_if<is_complex<T>::value, int> >;
 template <typename T>              using IfInteger = Invoke<std::enable_if<is_integer<T>::value, int> >;
@@ -223,6 +283,69 @@ public:
     return sizeof(Vector_type) / sizeof(Scalar_type);
   }
 
+  #ifdef ARMCLANGCOMPAT
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<!is_complex<S>::value, S>::type, Vector_type> &&rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b8(), (Scalar_type*)this, svld1(svptrue_b8(), (Scalar_type*)&(rhs.v)));
+      return *this;
+    };
+
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<!is_complex<S>::value, S>::type, Vector_type> &rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b8(), (Scalar_type*)this, svld1(svptrue_b8(), (Scalar_type*)&(rhs.v)));
+      return *this;
+    };
+
+    /*
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_complex<S>::value, S>::type, Vector_type> &&rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b8(), (int8_t*)this, svld1(svptrue_b8(), (int8_t*)&(rhs.v)));
+      return *this;
+    };
+
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_complex<S>::value, S>::type, Vector_type> &rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b8(), (int8_t*)this, svld1(svptrue_b8(), (int8_t*)&(rhs.v)));
+      return *this;
+    };
+    */
+
+    // ComplexF
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_ComplexF<S>::value, S>::type, Vector_type> &&rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b32(), (float*)this, svld1(svptrue_b32(), (float*)&(rhs.v)));
+      return *this;
+    };
+
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_ComplexF<S>::value, S>::type, Vector_type> &rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b32(), (float*)this, svld1(svptrue_b32(), (float*)&(rhs.v)));
+      return *this;
+    };
+
+    // ComplexD
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_ComplexD<S>::value, S>::type, Vector_type> &&rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b64(), (double*)this, svld1(svptrue_b64(), (double*)&(rhs.v)));
+      return *this;
+    };
+
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd &operator=(const Grid_simd<typename std::enable_if<is_ComplexD<S>::value, S>::type, Vector_type> &rhs) {
+      //v = rhs.v;
+      svst1(svptrue_b64(), (double*)this, svld1(svptrue_b64(), (double*)&(rhs.v)));
+      return *this;
+    };
+
+  #else
+
   accelerator_inline Grid_simd &operator=(const Grid_simd &&rhs) {
     v = rhs.v;
     return *this;
@@ -232,10 +355,23 @@ public:
     return *this;
   };  // faster than not declaring it and leaving to the compiler
 
+  #endif
 
   accelerator Grid_simd() = default;
-  accelerator_inline Grid_simd(const Grid_simd &rhs) : v(rhs.v){};  // compiles in movaps
-  accelerator_inline Grid_simd(const Grid_simd &&rhs) : v(rhs.v){};
+
+  #ifdef ARMCLANGCOMPAT
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd(const Grid_simd<typename std::enable_if<!is_complex<S>::value, S>::type, Vector_type> &rhs) { this->operator=(rhs); }
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd(const Grid_simd<typename std::enable_if<!is_complex<S>::value, S>::type, Vector_type> &&rhs) { this->operator=(rhs); }
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd(const Grid_simd<typename std::enable_if<is_complex<S>::value, S>::type, Vector_type> &rhs) { this->operator=(rhs); }
+    template <class S = Scalar_type>
+    accelerator_inline Grid_simd(const Grid_simd<typename std::enable_if<is_complex<S>::value, S>::type, Vector_type> &&rhs) { this->operator=(rhs); }
+  #else
+    accelerator_inline Grid_simd(const Grid_simd &rhs) : v(rhs.v){};  // compiles in movaps
+    accelerator_inline Grid_simd(const Grid_simd &&rhs) : v(rhs.v){};
+  #endif
   accelerator_inline Grid_simd(const Real a) { vsplat(*this, Scalar_type(a)); };
   // Enable if complex type
   template <typename S = Scalar_type> accelerator_inline
@@ -258,12 +394,21 @@ public:
   ///////////////////////////////////////////////
 
   // FIXME -- alias this to an accelerator_inline MAC struct.
+
+  #if defined(A64FX) || defined(A64FXFIXEDSIZE)
+  friend accelerator_inline void mac(Grid_simd *__restrict__ y,
+				     const Grid_simd *__restrict__ a,
+				     const Grid_simd *__restrict__ x) {
+    *y = fxmac((*a), (*x), (*y));
+  };
+  #else
   friend accelerator_inline void mac(Grid_simd *__restrict__ y,
 				     const Grid_simd *__restrict__ a,
 				     const Grid_simd *__restrict__ x) {
     *y = (*a) * (*x) + (*y);
   };
-  
+  #endif
+
   friend accelerator_inline void mult(Grid_simd *__restrict__ y,
 				      const Grid_simd *__restrict__ l,
 				      const Grid_simd *__restrict__ r) {
@@ -412,7 +557,7 @@ public:
     Grid_simd ret;
     Grid_simd::conv_t conv;
     Grid_simd::scalar_type s;
-    
+
     conv.v = v.v;
     for (int i = 0; i < Nsimd(); i++) {
       s = conv.s[i];
@@ -441,7 +586,7 @@ public:
     return ret;
   }
   ///////////////////////
-  // Exchange 
+  // Exchange
   // Al Ah , Bl Bh -> Al Bl Ah,Bh
   ///////////////////////
   friend accelerator_inline void exchange(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2,int n)
@@ -452,20 +597,20 @@ public:
       Optimization::Exchange::Exchange2(out1.v,out2.v,in1.v,in2.v);
     } else if(n==1) {
       Optimization::Exchange::Exchange1(out1.v,out2.v,in1.v,in2.v);
-    } else if(n==0) { 
+    } else if(n==0) {
       Optimization::Exchange::Exchange0(out1.v,out2.v,in1.v,in2.v);
     }
   }
-  friend accelerator_inline void exchange0(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){    
+  friend accelerator_inline void exchange0(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){
     Optimization::Exchange::Exchange0(out1.v,out2.v,in1.v,in2.v);
   }
-  friend accelerator_inline void exchange1(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){    
+  friend accelerator_inline void exchange1(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){
     Optimization::Exchange::Exchange1(out1.v,out2.v,in1.v,in2.v);
   }
-  friend accelerator_inline void exchange2(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){    
+  friend accelerator_inline void exchange2(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){
     Optimization::Exchange::Exchange2(out1.v,out2.v,in1.v,in2.v);
   }
-  friend accelerator_inline void exchange3(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){    
+  friend accelerator_inline void exchange3(Grid_simd &out1,Grid_simd &out2,Grid_simd in1,Grid_simd in2){
     Optimization::Exchange::Exchange3(out1.v,out2.v,in1.v,in2.v);
   }
   ////////////////////////////////////////////////////////////////////
@@ -490,7 +635,7 @@ public:
       int dist = perm & 0xF;
       y = rotate(b, dist);
       return;
-    } 
+    }
     else if(perm==3) permute3(y, b);
     else if(perm==2) permute2(y, b);
     else if(perm==1) permute1(y, b);
@@ -564,29 +709,29 @@ accelerator_inline Grid_simd<S, V> rotate(Grid_simd<S, V> b, int nrot) {
   ret.v = Optimization::Rotate::rotate(b.v, 2 * nrot);
   return ret;
 }
-template <class S, class V, IfNotComplex<S> =0> 
+template <class S, class V, IfNotComplex<S> =0>
 accelerator_inline void rotate( Grid_simd<S,V> &ret,Grid_simd<S,V> b,int nrot)
 {
   nrot = nrot % Grid_simd<S,V>::Nsimd();
   ret.v = Optimization::Rotate::rotate(b.v,nrot);
 }
-template <class S, class V, IfComplex<S> =0> 
+template <class S, class V, IfComplex<S> =0>
 accelerator_inline void rotate(Grid_simd<S,V> &ret,Grid_simd<S,V> b,int nrot)
 {
   nrot = nrot % Grid_simd<S,V>::Nsimd();
   ret.v = Optimization::Rotate::rotate(b.v,2*nrot);
 }
 
-template <class S, class V> 
+template <class S, class V>
 accelerator_inline void vbroadcast(Grid_simd<S,V> &ret,const Grid_simd<S,V> &src,int lane){
   S* typepun =(S*) &src;
   vsplat(ret,typepun[lane]);
-}    
-template <class S, class V, IfComplex<S> =0> 
+}
+template <class S, class V, IfComplex<S> =0>
 accelerator_inline void rbroadcast(Grid_simd<S,V> &ret,const Grid_simd<S,V> &src,int lane){
   S* typepun =(S*) &src;
   ret.v = unary<V>(real(typepun[lane]), VsplatSIMD());
-}    
+}
 
 
 
@@ -741,6 +886,27 @@ accelerator_inline Grid_simd<S, V> operator*(Grid_simd<S, V> a, Grid_simd<S, V>
   return ret;
 };
 
+// ---------------- A64FX MAC -------------------
+// Distinguish between complex types and others
+#if defined(A64FX) || defined(A64FXFIXEDSIZE)
+template <class S, class V, IfComplex<S> = 0>
+accelerator_inline Grid_simd<S, V> fxmac(Grid_simd<S, V> a, Grid_simd<S, V> b, Grid_simd<S, V> c) {
+  Grid_simd<S, V> ret;
+  ret.v = trinary<V>(a.v, b.v, c.v, MultAddComplexSIMD());
+  return ret;
+};
+
+// Real/Integer types
+template <class S, class V, IfNotComplex<S> = 0>
+accelerator_inline Grid_simd<S, V> fxmac(Grid_simd<S, V> a, Grid_simd<S, V> b, Grid_simd<S, V> c) {
+  Grid_simd<S, V> ret;
+  ret.v = trinary<V>(a.v, b.v, c.v, MultSIMD());
+  return ret;
+};
+#endif
+// ----------------------------------------------
+
+
 // Distinguish between complex types and others
 template <class S, class V, IfComplex<S> = 0>
 accelerator_inline Grid_simd<S, V> operator/(Grid_simd<S, V> a, Grid_simd<S, V> b) {
@@ -877,7 +1043,7 @@ accelerator_inline typename toComplexMapper<Rsimd>::Complexified toComplex(const
 
   conv.v = in.v;
   for (int i = 0; i < Rsimd::Nsimd(); i += 2) {
-    assert(conv.s[i + 1] == conv.s[i]);  
+    assert(conv.s[i + 1] == conv.s[i]);
     // trap any cases where real was not duplicated
     // indicating the SIMD grids of real and imag assignment did not correctly
     // match
@@ -919,6 +1085,14 @@ accelerator_inline void precisionChange(vRealD    *out,vRealF    *in,int nvec)
   for(int m=0;m*2<nvec;m++){
     int n=m*2;
     Optimization::PrecisionChange::StoD(in[m].v,out[n].v,out[n+1].v);
+    // Bug in gcc 10.0.1 and gcc 10.1 using fixed-size SVE ACLE data types  CAS-159553-Y1K4C6
+    // function call results in compile-time error:
+    // In function ‘void Grid::precisionChange(Grid::vRealD*, Grid::vRealF*, int)’:
+    // .../Grid_vector_types.h:961:56: error:
+    // cannot bind non-const lvalue reference of type ‘vecd&’ {aka ‘svfloat64_t&’}
+    // to an rvalue of type ‘vecd’ {aka ‘svfloat64_t’}
+    // 961 |     Optimization::PrecisionChange::StoD(in[m].v,out[n].v,out[n+1].v);
+    //  |                                                 ~~~~~~~^
   }
 }
 accelerator_inline void precisionChange(vRealD    *out,vRealH    *in,int nvec)

Grid/simd/Grid_vector_unops.h

@@ -125,14 +125,6 @@ accelerator_inline Grid_simd<S, V> sqrt(const Grid_simd<S, V> &r) {
   return SimdApply(SqrtRealFunctor<S>(), r);
 }
 template <class S, class V>
-accelerator_inline Grid_simd<S, V> rsqrt(const Grid_simd<S, V> &r) {
-  return SimdApply(RSqrtRealFunctor<S>(), r);
-}
-template <class Scalar>
-accelerator_inline Scalar rsqrt(const Scalar &r) {
-  return (RSqrtRealFunctor<Scalar>(), r);
-}
-template <class S, class V>
 accelerator_inline Grid_simd<S, V> cos(const Grid_simd<S, V> &r) {
   return SimdApply(CosRealFunctor<S>(), r);
 }

Grid/simd/Simd.h

@@ -93,6 +93,11 @@ accelerator_inline ComplexF pow(const ComplexF& r,RealF y){ return(std::pow(r,y)
 using std::abs;
 using std::pow;
 using std::sqrt;
+using std::log;
+using std::exp;
+using std::sin;
+using std::cos;
+
 
 accelerator_inline RealF    conjugate(const RealF  & r){ return r; }
 accelerator_inline RealD    conjugate(const RealD  & r){ return r; }
@@ -143,10 +148,14 @@ accelerator_inline void sub (ComplexF * __restrict__ y,const ComplexF * __restri
 accelerator_inline void add (ComplexF * __restrict__ y,const ComplexF * __restrict__ l,const ComplexF *__restrict__ r){ *y = (*l) + (*r); }
   
 //conjugate already supported for complex
-accelerator_inline ComplexF timesI(const ComplexF &r)     { return(r*ComplexF(0.0,1.0));}
-accelerator_inline ComplexD timesI(const ComplexD &r)     { return(r*ComplexD(0.0,1.0));}
-accelerator_inline ComplexF timesMinusI(const ComplexF &r){ return(r*ComplexF(0.0,-1.0));}
-accelerator_inline ComplexD timesMinusI(const ComplexD &r){ return(r*ComplexD(0.0,-1.0));}
+accelerator_inline ComplexF timesI(const ComplexF &r)     { return(ComplexF(-r.imag(),r.real()));}
+accelerator_inline ComplexD timesI(const ComplexD &r)     { return(ComplexD(-r.imag(),r.real()));}
+accelerator_inline ComplexF timesMinusI(const ComplexF &r){ return(ComplexF(r.imag(),-r.real()));}
+accelerator_inline ComplexD timesMinusI(const ComplexD &r){ return(ComplexD(r.imag(),-r.real()));}
+//accelerator_inline ComplexF timesI(const ComplexF &r)     { return(r*ComplexF(0.0,1.0));}
+//accelerator_inline ComplexD timesI(const ComplexD &r)     { return(r*ComplexD(0.0,1.0));}
+//accelerator_inline ComplexF timesMinusI(const ComplexF &r){ return(r*ComplexF(0.0,-1.0));}
+//accelerator_inline ComplexD timesMinusI(const ComplexD &r){ return(r*ComplexD(0.0,-1.0));}
 
 // define projections to real and imaginay parts
 accelerator_inline ComplexF projReal(const ComplexF &r){return( ComplexF(r.real(), 0.0));}

Grid/stencil/SimpleCompressor.h

@@ -7,20 +7,20 @@ template<class vobj>
 class SimpleCompressor {
 public:
   void Point(int) {};
-  accelerator_inline int  CommDatumSize(void) { return sizeof(vobj); }
-  accelerator_inline bool DecompressionStep(void) { return false; }
-  template<class cobj> accelerator_inline void Compress(cobj *buf,int o,const cobj &in) { buf[o]=in; }
-  accelerator_inline void Exchange(vobj *mp,vobj *vp0,vobj *vp1,Integer type,Integer o){
+  accelerator_inline int  CommDatumSize(void) const { return sizeof(vobj); }
+  accelerator_inline bool DecompressionStep(void) const { return false; }
+  template<class cobj> accelerator_inline void Compress(cobj *buf,int o,const cobj &in) const { buf[o]=in; }
+  accelerator_inline void Exchange(vobj *mp,vobj *vp0,vobj *vp1,Integer type,Integer o) const {
     exchange(mp[2*o],mp[2*o+1],vp0[o],vp1[o],type);
   }
-  accelerator_inline void Decompress(vobj *out,vobj *in, int o){ assert(0); }
+  accelerator_inline void Decompress(vobj *out,vobj *in, int o) const { assert(0); }
   accelerator_inline void CompressExchange(vobj *out0,vobj *out1,const vobj *in,
-			       int j,int k, int m,int type){
+			       int j,int k, int m,int type) const {
     exchange(out0[j],out1[j],in[k],in[m],type);
   }
   // For cshift. Cshift should drop compressor coupling altogether 
   // because I had to decouple the code from the Stencil anyway
-  accelerator_inline vobj operator() (const vobj &arg) {
+  accelerator_inline vobj operator() (const vobj &arg) const {
     return arg;
   }
 };

Grid/stencil/Stencil.h

@@ -1,6 +1,6 @@
 /*************************************************************************************
 
-     Grid physics library, www.github.com/paboyle/Grid 
+     Grid physics library, www.github.com/paboyle/Grid
 
      Source file: ./lib/Stencil.h
 
@@ -41,13 +41,13 @@
 // Stencil based code will exchange haloes and use a table lookup for neighbours.
 // This will be done with generality to allow easier efficient implementations.
 // Overlap of comms and compute is enabled by tabulating off-node connected,
-// 
+//
 // Generic services
 // 0) Prebuild neighbour tables
 // 1) Compute sizes of all haloes/comms buffers; allocate them.
 // 2) Gather all faces, and communicate.
 // 3) Loop over result sites, giving nbr index/offnode info for each
-// 
+//
 //////////////////////////////////////////////////////////////////////////////////////////
 
 NAMESPACE_BEGIN(Grid);
@@ -59,10 +59,10 @@ NAMESPACE_BEGIN(Grid);
 void Gather_plane_table_compute (GridBase *grid,int dimension,int plane,int cbmask,
 				 int off,Vector<std::pair<int,int> > & table);
 
-template<class vobj,class cobj,class compressor> 
+template<class vobj,class cobj,class compressor>
 void Gather_plane_simple_table (Vector<std::pair<int,int> >& table,const Lattice<vobj> &rhs,cobj *buffer,compressor &compress, int off,int so)   __attribute__((noinline));
 
-template<class vobj,class cobj,class compressor> 
+template<class vobj,class cobj,class compressor>
 void Gather_plane_simple_table (Vector<std::pair<int,int> >& table,const Lattice<vobj> &rhs,cobj *buffer,compressor &compress, int off,int so)
 {
   int num=table.size();
@@ -94,13 +94,13 @@ void Gather_plane_exchange_table(Vector<std::pair<int,int> >& table,const Lattic
 {
   assert( (table.size()&0x1)==0);
   int num=table.size()/2;
-  int so  = plane*rhs.Grid()->_ostride[dimension]; // base offset for start of plane 
+  int so  = plane*rhs.Grid()->_ostride[dimension]; // base offset for start of plane
 
   auto rhs_v = rhs.View(AcceleratorRead);
   auto p0=&pointers[0][0];
   auto p1=&pointers[1][0];
   auto tp=&table[0];
-  accelerator_forNB(j, num, 1, { 
+  accelerator_forNB(j, num, 1, {
       compress.CompressExchange(p0,p1, &rhs_v[0], j,
 			      so+tp[2*j  ].second,
 			      so+tp[2*j+1].second,
@@ -109,20 +109,20 @@ void Gather_plane_exchange_table(Vector<std::pair<int,int> >& table,const Lattic
   rhs_v.ViewClose();
 }
 
-struct StencilEntry { 
+struct StencilEntry {
 #ifdef GRID_CUDA
-  uint64_t _byte_offset;       // 8 bytes 
-  uint32_t _offset;            // 4 bytes 
+  uint64_t _byte_offset;       // 8 bytes
+  uint32_t _offset;            // 4 bytes
 #else
-  uint64_t _byte_offset;       // 8 bytes 
+  uint64_t _byte_offset;       // 8 bytes
   uint64_t _offset;            // 8 bytes (8 ever required?)
 #endif
-  uint8_t _is_local;           // 1 bytes 
+  uint8_t _is_local;           // 1 bytes
   uint8_t _permute;            // 1 bytes
   uint8_t _around_the_world;   // 1 bytes
   uint8_t _pad;   // 1 bytes
 };
-// Could pack to 8 + 4 + 4 = 128 bit and use 
+// Could pack to 8 + 4 + 4 = 128 bit and use
 
 template<class vobj,class cobj,class Parameters>
 class CartesianStencilAccelerator {
@@ -147,20 +147,20 @@ class CartesianStencilAccelerator {
   cobj* u_recv_buf_p;
   cobj* u_send_buf_p;
 
-  accelerator_inline cobj *CommBuf(void) { return u_recv_buf_p; }
+  accelerator_inline cobj *CommBuf(void) const { return u_recv_buf_p; }
 
-  accelerator_inline int GetNodeLocal(int osite,int point) { 
+  accelerator_inline int GetNodeLocal(int osite,int point) const {
     return this->_entries_p[point+this->_npoints*osite]._is_local;
   }
-  accelerator_inline StencilEntry * GetEntry(int &ptype,int point,int osite) { 
-    ptype = this->_permute_type[point]; return & this->_entries_p[point+this->_npoints*osite]; 
+  accelerator_inline StencilEntry * GetEntry(int &ptype,int point,int osite) const {
+    ptype = this->_permute_type[point]; return & this->_entries_p[point+this->_npoints*osite];
   }
 
-  accelerator_inline uint64_t GetInfo(int &ptype,int &local,int &perm,int point,int ent,uint64_t base) {
+  accelerator_inline uint64_t GetInfo(int &ptype,int &local,int &perm,int point,int ent,uint64_t base) const {
     uint64_t cbase = (uint64_t)&u_recv_buf_p[0];
     local = this->_entries_p[ent]._is_local;
     perm  = this->_entries_p[ent]._permute;
-    if (perm)  ptype = this->_permute_type[point]; 
+    if (perm)  ptype = this->_permute_type[point];
     if (local) {
       return  base + this->_entries_p[ent]._byte_offset;
     } else {
@@ -168,21 +168,21 @@ class CartesianStencilAccelerator {
     }
   }
 
-  accelerator_inline uint64_t GetPFInfo(int ent,uint64_t base) {
+  accelerator_inline uint64_t GetPFInfo(int ent,uint64_t base) const {
     uint64_t cbase = (uint64_t)&u_recv_buf_p[0];
     int local = this->_entries_p[ent]._is_local;
     if (local) return  base + this->_entries_p[ent]._byte_offset;
     else       return cbase + this->_entries_p[ent]._byte_offset;
   }
 
-  accelerator_inline void iCoorFromIindex(Coordinate &coor,int lane) 
+  accelerator_inline void iCoorFromIindex(Coordinate &coor,int lane) const
   {
     Lexicographic::CoorFromIndex(coor,lane,this->_simd_layout);
   }
 };
 
 template<class vobj,class cobj,class Parameters>
-class CartesianStencilView : public CartesianStencilAccelerator<vobj,cobj,Parameters> 
+class CartesianStencilView : public CartesianStencilAccelerator<vobj,cobj,Parameters>
 {
  private:
   int *closed;
@@ -192,7 +192,7 @@ class CartesianStencilView : public CartesianStencilAccelerator<vobj,cobj,Parame
   // default copy constructor
   CartesianStencilView (const CartesianStencilView &refer_to_me) = default;
 
-  CartesianStencilView (const CartesianStencilAccelerator<vobj,cobj,Parameters> &refer_to_me,ViewMode _mode) 
+  CartesianStencilView (const CartesianStencilAccelerator<vobj,cobj,Parameters> &refer_to_me,ViewMode _mode)
     : CartesianStencilAccelerator<vobj,cobj,Parameters>(refer_to_me),
     cpu_ptr(this->_entries_p),
     mode(_mode)
@@ -201,14 +201,14 @@ class CartesianStencilView : public CartesianStencilAccelerator<vobj,cobj,Parame
       MemoryManager::ViewOpen(this->_entries_p,
 			      this->_npoints*this->_osites*sizeof(StencilEntry),
 			      mode,
-			      AdviseDefault);    
+			      AdviseDefault);
   }
-  
+
   void ViewClose(void)
   {
-    MemoryManager::ViewClose(this->cpu_ptr,this->mode);    
+    MemoryManager::ViewClose(this->cpu_ptr,this->mode);
   }
-  
+
 };
 
 ////////////////////////////////////////
@@ -245,12 +245,12 @@ public:
     cobj * mpi_p;
     Integer buffer_size;
   };
-  
+
 
 protected:
   GridBase *                        _grid;
 
-public: 
+public:
   GridBase *Grid(void) const { return _grid; }
 
   ////////////////////////////////////////////////////////////////////////
@@ -264,12 +264,12 @@ public:
     View_type accessor(*( (View_type *) this),mode);
     return accessor;
   }
-  
+
   int face_table_computed;
   std::vector<Vector<std::pair<int,int> > > face_table ;
   Vector<int> surface_list;
 
-  Vector<StencilEntry>  _entries; // Resident in managed memory
+  stencilVector<StencilEntry>  _entries; // Resident in managed memory
   std::vector<Packet> Packets;
   std::vector<Merge> Mergers;
   std::vector<Merge> MergersSHM;
@@ -314,7 +314,7 @@ public:
   ////////////////////////////////////////
   // Stencil query
   ////////////////////////////////////////
-  inline int SameNode(int point) { 
+  inline int SameNode(int point) {
 
     int dimension    = this->_directions[point];
     int displacement = this->_distances[point];
@@ -338,7 +338,7 @@ public:
     // FIXME  this logic needs to be sorted for three link term
     //    assert( (displacement==1) || (displacement==-1));
     // Present hack only works for >= 4^4 subvol per node
-    _grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank); 
+    _grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank);
 
     void *shm = (void *) _grid->ShmBufferTranslate(recv_from_rank,this->u_recv_buf_p);
 
@@ -378,7 +378,7 @@ public:
       comm_time_thr[mythread] += comm_leave_thr[mythread] - comm_enter_thr[mythread];
     }
   }
-  
+
   void CollateThreads(void)
   {
     int nthreads = CartesianCommunicator::nCommThreads;
@@ -402,7 +402,7 @@ public:
       if ( (t0 > 0.0) && ( t0 < first ) ) first = t0;   // min time seen
 
       if ( t1 > last ) last = t1;                       // max time seen
-      
+
     }
     commtime+= last-first;
   }
@@ -464,30 +464,30 @@ public:
       this->CommunicateBegin(reqs);
       this->CommunicateComplete(reqs);
     }
-  }    
-  
-  template<class compressor> void HaloExchange(const Lattice<vobj> &source,compressor &compress) 
+  }
+
+  template<class compressor> void HaloExchange(const Lattice<vobj> &source,compressor &compress)
   {
     Prepare();
     HaloGather(source,compress);
     Communicate();
-    CommsMergeSHM(compress); 
-    CommsMerge(compress); 
+    CommsMergeSHM(compress);
+    CommsMerge(compress);
   }
-  
+
   template<class compressor> int HaloGatherDir(const Lattice<vobj> &source,compressor &compress,int point,int & face_idx)
   {
     int dimension    = this->_directions[point];
     int displacement = this->_distances[point];
-    
+
     int fd = _grid->_fdimensions[dimension];
     int rd = _grid->_rdimensions[dimension];
-    
+
     // Map to always positive shift modulo global full dimension.
     int shift = (displacement+fd)%fd;
 
     assert (source.Checkerboard()== this->_checkerboard);
-    
+
     // the permute type
     int simd_layout     = _grid->_simd_layout[dimension];
     int comm_dim        = _grid->_processors[dimension] >1 ;
@@ -505,7 +505,7 @@ public:
 	  auto tmp  = GatherSimd(source,dimension,shift,0x3,compress,face_idx);
 	  is_same_node = is_same_node && tmp;
 	  splicetime+=usecond();
-	} else { 
+	} else {
 	  nosplicetime-=usecond();
 	  auto tmp  = Gather(source,dimension,shift,0x3,compress,face_idx);
 	  is_same_node = is_same_node && tmp;
@@ -531,7 +531,7 @@ public:
     }
     return is_same_node;
   }
-  
+
   template<class compressor>
   void HaloGather(const Lattice<vobj> &source,compressor &compress)
   {
@@ -542,9 +542,9 @@ public:
     // conformable(source.Grid(),_grid);
     assert(source.Grid()==_grid);
     halogtime-=usecond();
-    
+
     u_comm_offset=0;
-    
+
     // Gather all comms buffers
     int face_idx=0;
     for(int point = 0 ; point < this->_npoints; point++) {
@@ -557,16 +557,16 @@ public:
     accelerator_barrier();
     halogtime+=usecond();
   }
- 
+
   /////////////////////////
   // Implementation
   /////////////////////////
   void Prepare(void)
   {
-    Decompressions.resize(0); 
-    DecompressionsSHM.resize(0); 
-    Mergers.resize(0); 
-    MergersSHM.resize(0); 
+    Decompressions.resize(0);
+    DecompressionsSHM.resize(0);
+    Mergers.resize(0);
+    MergersSHM.resize(0);
     Packets.resize(0);
     calls++;
   }
@@ -595,22 +595,22 @@ public:
     mv.push_back(m);
   }
   template<class decompressor>  void CommsMerge(decompressor decompress)    {
-    CommsMerge(decompress,Mergers,Decompressions); 
+    CommsMerge(decompress,Mergers,Decompressions);
   }
   template<class decompressor>  void CommsMergeSHM(decompressor decompress) {
-    mpi3synctime-=usecond();    
+    mpi3synctime-=usecond();
     _grid->StencilBarrier();// Synch shared memory on a single nodes
-    mpi3synctime+=usecond();    
-    shmmergetime-=usecond();    
+    mpi3synctime+=usecond();
+    shmmergetime-=usecond();
     CommsMerge(decompress,MergersSHM,DecompressionsSHM);
-    shmmergetime+=usecond();    
+    shmmergetime+=usecond();
   }
 
   template<class decompressor>
-  void CommsMerge(decompressor decompress,std::vector<Merge> &mm,std::vector<Decompress> &dd) { 
+  void CommsMerge(decompressor decompress,std::vector<Merge> &mm,std::vector<Decompress> &dd) {
 
     mergetime-=usecond();
-    for(int i=0;i<mm.size();i++){	
+    for(int i=0;i<mm.size();i++){
       auto mp = &mm[i].mpointer[0];
       auto vp0= &mm[i].vpointers[0][0];
       auto vp1= &mm[i].vpointers[1][0];
@@ -622,7 +622,7 @@ public:
     mergetime+=usecond();
 
     decompresstime-=usecond();
-    for(int i=0;i<dd.size();i++){	
+    for(int i=0;i<dd.size();i++){
       auto kp = dd[i].kernel_p;
       auto mp = dd[i].mpi_p;
       accelerator_forNB(o,dd[i].buffer_size,1,{
@@ -638,7 +638,7 @@ public:
     for(int i=0;i<_entries.size();i++){
       if( _entries[i]._is_local ) {
 	_entries[i]._byte_offset = _entries[i]._offset*sizeof(vobj);
-      } else { 
+      } else {
 	_entries[i]._byte_offset = _entries[i]._offset*sizeof(cobj);
       }
     }
@@ -653,15 +653,15 @@ public:
     for(int point=0;point<this->_npoints;point++){
       this->same_node[point] = this->SameNode(point);
     }
-    
+
     for(int site = 0 ;site< vol4;site++){
       int local = 1;
       for(int point=0;point<this->_npoints;point++){
-	if( (!this->GetNodeLocal(site*Ls,point)) && (!this->same_node[point]) ){ 
+	if( (!this->GetNodeLocal(site*Ls,point)) && (!this->same_node[point]) ){
 	  local = 0;
 	}
       }
-      if(local == 0) { 
+      if(local == 0) {
 	surface_list.push_back(site);
       }
     }
@@ -672,11 +672,11 @@ public:
 		   int checkerboard,
 		   const std::vector<int> &directions,
 		   const std::vector<int> &distances,
-		   Parameters p) 
-    : shm_bytes_thr(npoints), 
-      comm_bytes_thr(npoints), 
+		   Parameters p)
+    : shm_bytes_thr(npoints),
+      comm_bytes_thr(npoints),
       comm_enter_thr(npoints),
-      comm_leave_thr(npoints), 
+      comm_leave_thr(npoints),
       comm_time_thr(npoints)
   {
     face_table_computed=0;
@@ -687,7 +687,7 @@ public:
     /////////////////////////////////////
     this->_npoints = npoints;
     this->_comm_buf_size.resize(npoints),
-    this->_permute_type.resize(npoints), 
+    this->_permute_type.resize(npoints),
     this->_simd_layout = _grid->_simd_layout; // copy simd_layout to give access to Accelerator Kernels
     this->_directions = StencilVector(directions);
     this->_distances  = StencilVector(distances);
@@ -697,24 +697,24 @@ public:
     surface_list.resize(0);
 
     this->_osites  = _grid->oSites();
-    
+
     _entries.resize(this->_npoints* this->_osites);
     this->_entries_p = &_entries[0];
     for(int ii=0;ii<npoints;ii++){
-      
+
       int i = ii; // reverse direction to get SIMD comms done first
       int point = i;
-      
+
       int dimension    = directions[i];
       int displacement = distances[i];
       int shift = displacement;
-      
+
       int fd = _grid->_fdimensions[dimension];
       int rd = _grid->_rdimensions[dimension];
       this->_permute_type[point]=_grid->PermuteType(dimension);
-      
+
       this->_checkerboard = checkerboard;
-      
+
       //////////////////////////
       // the permute type
       //////////////////////////
@@ -724,25 +724,25 @@ public:
       int rotate_dim      = _grid->_simd_layout[dimension]>2;
 
       assert ( (rotate_dim && comm_dim) == false) ; // Do not think spread out is supported
-      
+
       int sshift[2];
-      
+
       //////////////////////////
       // Underlying approach. For each local site build
-      // up a table containing the npoint "neighbours" and whether they 
+      // up a table containing the npoint "neighbours" and whether they
       // live in lattice or a comms buffer.
       //////////////////////////
       if ( !comm_dim ) {
 	sshift[0] = _grid->CheckerBoardShiftForCB(this->_checkerboard,dimension,shift,Even);
 	sshift[1] = _grid->CheckerBoardShiftForCB(this->_checkerboard,dimension,shift,Odd);
-	
+
 	if ( sshift[0] == sshift[1] ) {
 	  Local(point,dimension,shift,0x3);
 	} else {
 	  Local(point,dimension,shift,0x1);// if checkerboard is unfavourable take two passes
 	  Local(point,dimension,shift,0x2);// both with block stride loop iteration
 	}
-      } else { 
+      } else {
 	// All permute extract done in comms phase prior to Stencil application
 	//        So tables are the same whether comm_dim or splice_dim
 	sshift[0] = _grid->CheckerBoardShiftForCB(this->_checkerboard,dimension,shift,Even);
@@ -784,23 +784,23 @@ public:
     int ld = _grid->_ldimensions[dimension];
     int gd = _grid->_gdimensions[dimension];
     int ly = _grid->_simd_layout[dimension];
-    
+
     // Map to always positive shift modulo global full dimension.
     int shift = (shiftpm+fd)%fd;
 
     // the permute type
     int permute_dim =_grid->PermuteDim(dimension);
-    
-    for(int x=0;x<rd;x++){       
-      
+
+    for(int x=0;x<rd;x++){
+
       //      int o   = 0;
       int bo  = x * _grid->_ostride[dimension];
-      
+
       int cb= (cbmask==0x2)? Odd : Even;
-      
+
       int sshift = _grid->CheckerBoardShiftForCB(this->_checkerboard,dimension,shift,cb);
       int sx     = (x+sshift)%rd;
-      
+
       int wraparound=0;
       if ( (shiftpm==-1) && (sx>x)  ) {
 	wraparound = 1;
@@ -808,7 +808,7 @@ public:
       if ( (shiftpm== 1) && (sx<x)  ) {
 	wraparound = 1;
       }
-      
+
       int permute_slice=0;
       if(permute_dim){
 	int wrap = sshift/rd; wrap=wrap % ly; // but it is local anyway
@@ -816,66 +816,66 @@ public:
 	if ( x< rd-num ) permute_slice=wrap;
 	else permute_slice = (wrap+1)%ly;
       }
-      
+
       CopyPlane(point,dimension,x,sx,cbmask,permute_slice,wraparound);
-      
+
     }
   }
-  
+
   void Comms     (int point,int dimension,int shiftpm,int cbmask)
   {
     GridBase *grid=_grid;
     const int Nsimd = grid->Nsimd();
-    
+
     int fd              = _grid->_fdimensions[dimension];
     int ld              = _grid->_ldimensions[dimension];
     int rd              = _grid->_rdimensions[dimension];
     int pd              = _grid->_processors[dimension];
     int simd_layout     = _grid->_simd_layout[dimension];
     int comm_dim        = _grid->_processors[dimension] >1 ;
-    
+
     assert(comm_dim==1);
     int shift = (shiftpm + fd) %fd;
     assert(shift>=0);
     assert(shift<fd);
-    
+
     // done in reduced dims, so SIMD factored
-    int buffer_size = _grid->_slice_nblock[dimension]*_grid->_slice_block[dimension]; 
+    int buffer_size = _grid->_slice_nblock[dimension]*_grid->_slice_block[dimension];
 
     this->_comm_buf_size[point] = buffer_size; // Size of _one_ plane. Multiple planes may be gathered and
 
     // send to one or more remote nodes.
-    
+
     int cb= (cbmask==0x2)? Odd : Even;
     int sshift= _grid->CheckerBoardShiftForCB(this->_checkerboard,dimension,shift,cb);
-    
-    for(int x=0;x<rd;x++){       
-      
+
+    for(int x=0;x<rd;x++){
+
       int permute_type=grid->PermuteType(dimension);
-      
+
       int sx        =  (x+sshift)%rd;
-      
+
       int offnode = 0;
       if ( simd_layout > 1 ) {
-	
+
 	for(int i=0;i<Nsimd;i++){
-	  
+
 	  int inner_bit = (Nsimd>>(permute_type+1));
 	  int ic= (i&inner_bit)? 1:0;
 	  int my_coor          = rd*ic + x;
 	  int nbr_coor         = my_coor+sshift;
 	  int nbr_proc = ((nbr_coor)/ld) % pd;// relative shift in processors
-	  
-	  if ( nbr_proc ) { 
+
+	  if ( nbr_proc ) {
 	    offnode =1;
 	  }
 	}
-	
-      } else { 
+
+      } else {
 	int comm_proc = ((x+sshift)/rd)%pd;
 	offnode = (comm_proc!= 0);
       }
-      
+
       int wraparound=0;
       if ( (shiftpm==-1) && (sx>x) && (grid->_processor_coor[dimension]==0) ) {
 	wraparound = 1;
@@ -884,24 +884,24 @@ public:
 	wraparound = 1;
       }
       if (!offnode) {
-	
+
 	int permute_slice=0;
-	CopyPlane(point,dimension,x,sx,cbmask,permute_slice,wraparound); 
-	
+	CopyPlane(point,dimension,x,sx,cbmask,permute_slice,wraparound);
+
       } else {
 
 	int words = buffer_size;
 	if (cbmask != 0x3) words=words>>1;
-	
+
 	//	int rank           = grid->_processor;
 	//	int recv_from_rank;
 	//	int xmit_to_rank;
-	
+
 	int unified_buffer_offset = _unified_buffer_size;
 	_unified_buffer_size    += words;
-	
+
 	ScatterPlane(point,dimension,x,cbmask,unified_buffer_offset,wraparound); // permute/extract/merge is done in comms phase
-	
+
       }
     }
   }
@@ -909,13 +909,13 @@ public:
   void CopyPlane(int point, int dimension,int lplane,int rplane,int cbmask,int permute,int wrap)
   {
     int rd = _grid->_rdimensions[dimension];
-    
+
     if ( !_grid->CheckerBoarded(dimension) ) {
-      
+
       int o   = 0;                                     // relative offset to base within plane
-      int ro  = rplane*_grid->_ostride[dimension]; // base offset for start of plane 
+      int ro  = rplane*_grid->_ostride[dimension]; // base offset for start of plane
       int lo  = lplane*_grid->_ostride[dimension]; // offset in buffer
-      
+
       // Simple block stride gather of SIMD objects
       for(int n=0;n<_grid->_slice_nblock[dimension];n++){
 	for(int b=0;b<_grid->_slice_block[dimension];b++){
@@ -927,18 +927,18 @@ public:
 	}
 	o +=_grid->_slice_stride[dimension];
       }
-      
+
     } else {
-      
-      int ro  = rplane*_grid->_ostride[dimension]; // base offset for start of plane 
-      int lo  = lplane*_grid->_ostride[dimension]; // base offset for start of plane 
+
+      int ro  = rplane*_grid->_ostride[dimension]; // base offset for start of plane
+      int lo  = lplane*_grid->_ostride[dimension]; // base offset for start of plane
       int o   = 0;                                     // relative offset to base within plane
-      
+
       for(int n=0;n<_grid->_slice_nblock[dimension];n++){
 	for(int b=0;b<_grid->_slice_block[dimension];b++){
-	  
+
 	  int ocb=1<<_grid->CheckerBoardFromOindex(o+b);
-	  
+
 	  if ( ocb&cbmask ) {
 	    int idx = point+(lo+o+b)*this->_npoints;
 	    _entries[idx]._offset =ro+o+b;
@@ -946,24 +946,24 @@ public:
 	    _entries[idx]._permute=permute;
 	    _entries[idx]._around_the_world=wrap;
 	  }
-	  
+
 	}
 	o +=_grid->_slice_stride[dimension];
       }
-      
+
     }
   }
   // Routine builds up integer table for each site in _offsets, _is_local, _permute
   void ScatterPlane (int point,int dimension,int plane,int cbmask,int offset, int wrap)
   {
     int rd = _grid->_rdimensions[dimension];
-    
+
     if ( !_grid->CheckerBoarded(dimension) ) {
-      
-      int so  = plane*_grid->_ostride[dimension]; // base offset for start of plane 
+
+      int so  = plane*_grid->_ostride[dimension]; // base offset for start of plane
       int o   = 0;                                    // relative offset to base within plane
       int bo  = 0;                                    // offset in buffer
-      
+
       // Simple block stride gather of SIMD objects
       for(int n=0;n<_grid->_slice_nblock[dimension];n++){
 	for(int b=0;b<_grid->_slice_block[dimension];b++){
@@ -975,16 +975,16 @@ public:
 	}
 	o +=_grid->_slice_stride[dimension];
       }
-      
-    } else { 
-      
-      int so  = plane*_grid->_ostride[dimension]; // base offset for start of plane 
+
+    } else {
+
+      int so  = plane*_grid->_ostride[dimension]; // base offset for start of plane
       int o   = 0;                                      // relative offset to base within plane
       int bo  = 0;                                      // offset in buffer
-      
+
       for(int n=0;n<_grid->_slice_nblock[dimension];n++){
 	for(int b=0;b<_grid->_slice_block[dimension];b++){
-	  
+
 	  int ocb=1<<_grid->CheckerBoardFromOindex(o+b);// Could easily be a table lookup
 	  if ( ocb & cbmask ) {
 	    int idx = point+(so+o+b)*this->_npoints;
@@ -998,16 +998,16 @@ public:
       }
     }
   }
-  
+
   template<class compressor>
   int Gather(const Lattice<vobj> &rhs,int dimension,int shift,int cbmask,compressor & compress,int &face_idx)
   {
     typedef typename cobj::vector_type vector_type;
     typedef typename cobj::scalar_type scalar_type;
-    
+
     assert(rhs.Grid()==_grid);
     //	  conformable(_grid,rhs.Grid());
-    
+
     int fd              = _grid->_fdimensions[dimension];
     int rd              = _grid->_rdimensions[dimension];
     int pd              = _grid->_processors[dimension];
@@ -1019,37 +1019,37 @@ public:
     assert(shift<fd);
 
     int buffer_size = _grid->_slice_nblock[dimension]*_grid->_slice_block[dimension];
-    
+
     int cb= (cbmask==0x2)? Odd : Even;
     int sshift= _grid->CheckerBoardShiftForCB(rhs.Checkerboard(),dimension,shift,cb);
-    
+
     int shm_receive_only = 1;
-    for(int x=0;x<rd;x++){       
-      
+    for(int x=0;x<rd;x++){
+
       int sx        = (x+sshift)%rd;
       int comm_proc = ((x+sshift)/rd)%pd;
-      
+
       if (comm_proc) {
 
 	int words = buffer_size;
 	if (cbmask != 0x3) words=words>>1;
-	
+
 	int bytes =  words * compress.CommDatumSize();
-	
-	int so  = sx*rhs.Grid()->_ostride[dimension]; // base offset for start of plane 
+
+	int so  = sx*rhs.Grid()->_ostride[dimension]; // base offset for start of plane
 	if ( !face_table_computed ) {
 	  face_table.resize(face_idx+1);
 	  Gather_plane_table_compute ((GridBase *)_grid,dimension,sx,cbmask,u_comm_offset,face_table[face_idx]);
 	}
-	
+
 	//      	int rank           = _grid->_processor;
 	int recv_from_rank;
 	int xmit_to_rank;
 	_grid->ShiftedRanks(dimension,comm_proc,xmit_to_rank,recv_from_rank);
-	
+
 	assert (xmit_to_rank   != _grid->ThisRank());
 	assert (recv_from_rank != _grid->ThisRank());
-	
+
 	/////////////////////////////////////////////////////////
 	// try the direct copy if possible
 	/////////////////////////////////////////////////////////
@@ -1062,13 +1062,13 @@ public:
 	}
 
 	send_buf = (cobj *)_grid->ShmBufferTranslate(xmit_to_rank,recv_buf);
-	if ( send_buf==NULL ) { 
+	if ( send_buf==NULL ) {
 	  send_buf = this->u_send_buf_p;
-	} 
-	
+	}
+
 	// Find out if we get the direct copy.
 	void *success = (void *) _grid->ShmBufferTranslate(recv_from_rank,this->u_send_buf_p);
-	if (success==NULL) { 
+	if (success==NULL) {
 	  // we found a packet that comes from MPI and contributes to this leg of stencil
 	  shm_receive_only = 0;
 	}
@@ -1077,9 +1077,9 @@ public:
 	assert(send_buf!=NULL);
 	Gather_plane_simple_table(face_table[face_idx],rhs,send_buf,compress,u_comm_offset,so);  face_idx++;
 	gathertime+=usecond();
-	
+
 	if ( compress.DecompressionStep() ) {
-	  
+
 	  if ( shm_receive_only ) { // Early decompress before MPI is finished is possible
 	    AddDecompress(&this->u_recv_buf_p[u_comm_offset],
 			  &recv_buf[u_comm_offset],
@@ -1108,7 +1108,7 @@ public:
     }
     return shm_receive_only;
   }
-  
+
   template<class compressor>
   int  GatherSimd(const Lattice<vobj> &rhs,int dimension,int shift,int cbmask,compressor &compress,int & face_idx)
   {
@@ -1136,7 +1136,7 @@ public:
     ///////////////////////////////////////////////
     int buffer_size = _grid->_slice_nblock[dimension]*_grid->_slice_block[dimension];
     //    int words = sizeof(cobj)/sizeof(vector_type);
-    
+
     assert(cbmask==0x3); // Fixme think there is a latent bug if not true
                          // This assert will trap it if ever hit. Not hit normally so far
     int reduced_buffer_size = buffer_size;
@@ -1152,22 +1152,22 @@ public:
     ///////////////////////////////////////////
     // Work out what to send where
     ///////////////////////////////////////////
-    
+
     int cb    = (cbmask==0x2)? Odd : Even;
     int sshift= _grid->CheckerBoardShiftForCB(rhs.Checkerboard(),dimension,shift,cb);
-    
+
     // loop over outer coord planes orthog to dim
     int shm_receive_only = 1;
-    for(int x=0;x<rd;x++){       
-      
+    for(int x=0;x<rd;x++){
+
       int any_offnode = ( ((x+sshift)%fd) >= rd );
 
       if ( any_offnode ) {
-	
-	for(int i=0;i<maxl;i++){       
+
+	for(int i=0;i<maxl;i++){
 	  spointers[i] = (cobj *) &u_simd_send_buf[i][u_comm_offset];
 	}
-	
+
 	int sx   = (x+sshift)%rd;
 
 	if ( !face_table_computed ) {
@@ -1202,13 +1202,13 @@ public:
 
 	    int recv_from_rank;
 	    int xmit_to_rank;
-	    
-	    _grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank); 
- 
+
+	    _grid->ShiftedRanks(dimension,nbr_proc,xmit_to_rank,recv_from_rank);
+
 	    // shm == receive pointer         if offnode
 	    // shm == Translate[send pointer] if on node -- my view of his send pointer
 	    cobj *shm = (cobj *) _grid->ShmBufferTranslate(recv_from_rank,sp);
-	    if (shm==NULL) { 
+	    if (shm==NULL) {
 	      shm = rp;
 	      // we found a packet that comes from MPI and contributes to this shift.
 	      // is_same_node is only used in the WilsonStencil, and gets set for this point in the stencil.
@@ -1222,15 +1222,15 @@ public:
 
 	    AddPacket((void *)sp,(void *)rp,xmit_to_rank,recv_from_rank,bytes);
 
-	    
-	  } else { 
-	    
+
+	  } else {
+
 	    rpointers[i] = sp;
-	    
+
 	  }
 	}
 
-	if ( shm_receive_only ) { 
+	if ( shm_receive_only ) {
 	  AddMerge(&this->u_recv_buf_p[u_comm_offset],rpointers,reduced_buffer_size,permute_type,MergersSHM);
 	} else {
 	  AddMerge(&this->u_recv_buf_p[u_comm_offset],rpointers,reduced_buffer_size,permute_type,Mergers);
@@ -1265,9 +1265,9 @@ public:
     shm_bytes = 0.;
     calls = 0.;
   };
-  
+
   void Report(void) {
-#define AVERAGE(A) 
+#define AVERAGE(A)
 #define PRINTIT(A) AVERAGE(A); std::cout << GridLogMessage << " Stencil " << #A << " "<< A/calls<<std::endl;
     RealD NP = _grid->_Nprocessors;
     RealD NN = _grid->NodeCount();
@@ -1284,7 +1284,7 @@ public:
       }
     }
     if (threaded) commtime += t;
-    
+
     _grid->GlobalSum(commtime);    commtime/=NP;
     if ( calls > 0. ) {
       std::cout << GridLogMessage << " Stencil calls "<<calls<<std::endl;
@@ -1307,8 +1307,8 @@ public:
 	std::cout << GridLogMessage << " Stencil SHM " << (shm_bytes)/gatheralltime/1000.*NP/NN << " GB/s per node"<<std::endl;
 
 	auto all_bytes = comms_bytes+shm_bytes;
-	std::cout << GridLogMessage << " Stencil SHM all" << (all_bytes)/gatheralltime/1000. << " GB/s per rank"<<std::endl;
-	std::cout << GridLogMessage << " Stencil SHM all" << (all_bytes)/gatheralltime/1000.*NP/NN << " GB/s per node"<<std::endl;
+	std::cout << GridLogMessage << " Stencil SHM all " << (all_bytes)/gatheralltime/1000. << " GB/s per rank"<<std::endl;
+	std::cout << GridLogMessage << " Stencil SHM all " << (all_bytes)/gatheralltime/1000.*NP/NN << " GB/s per node"<<std::endl;
 
 	auto membytes = (shm_bytes + comms_bytes/2) // read/write
 	              + (shm_bytes+comms_bytes)/2 * sizeof(vobj)/sizeof(cobj);
@@ -1326,7 +1326,7 @@ public:
 #undef PRINTIT
 #undef AVERAGE
   };
-  
+
 };
 NAMESPACE_END(Grid);