relative Eigen links, allows moving safely Grid's directory

.travis.yml

@@ -9,6 +9,11 @@ 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`
@@ -50,7 +55,7 @@ script:
     - make -j4
     - make install
     - cd $CWD/build
-    - ../configure --enable-simd=SSE4 --enable-comms=none --with-lime=$CWD/build/lime/install ${EXTRACONF}
+    - ../configure --enable-precision=$PREC --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/GridCore.h

@@ -47,9 +47,9 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 #include <Grid/perfmon/PerfCount.h>
 #include <Grid/util/Util.h>
 #include <Grid/log/Log.h>
-#include <Grid/allocator/Allocator.h>
+#include <Grid/allocator/AlignedAllocator.h>
 #include <Grid/simd/Simd.h>
-#include <Grid/threads/ThreadReduction.h>
+#include <Grid/threads/Threads.h>
 #include <Grid/serialisation/Serialisation.h>
 #include <Grid/util/Sha.h>
 #include <Grid/communicator/Communicator.h> 

Grid/GridStd.h

@@ -6,7 +6,6 @@
 ///////////////////
 #include <cassert>
 #include <complex>
-#include <memory>
 #include <vector>
 #include <array>
 #include <string>

Grid/Grid_Eigen_Dense.h

@@ -18,28 +18,21 @@
 #pragma push_macro("__CUDA_ARCH__")
 #pragma push_macro("__NVCC__")
 #pragma push_macro("__CUDACC__")
-#undef __CUDA_ARCH__
 #undef __NVCC__
 #undef __CUDACC__
+#undef __CUDA_ARCH__
 #define __NVCC__REDEFINE__
 #endif 
 
 /* SYCL save and restore compile environment*/
-#ifdef GRID_SYCL
+#ifdef __SYCL_DEVICE_ONLY__  
 #pragma push
 #pragma push_macro("__SYCL_DEVICE_ONLY__")
 #undef __SYCL_DEVICE_ONLY__
+#undef EIGEN_USE_SYCL
 #define EIGEN_DONT_VECTORIZE
-//#undef EIGEN_USE_SYCL
-#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>
@@ -58,12 +51,6 @@
 #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

@@ -21,7 +21,7 @@ if BUILD_HDF5
   extra_headers+=serialisation/Hdf5Type.h
 endif
 
-all: version-cache Version.h
+all: version-cache
 
 version-cache:
 	@if [ `git status --porcelain | grep -v '??' | wc -l` -gt 0 ]; then\
@@ -42,7 +42,7 @@ version-cache:
 	fi;\
 	rm -f vertmp
 
-Version.h: version-cache
+Version.h:
 	cp version-cache Version.h
 
 .PHONY: version-cache

Grid/algorithms/Algorithms.h

@@ -29,11 +29,9 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #ifndef GRID_ALGORITHMS_H
 #define GRID_ALGORITHMS_H
 
-NAMESPACE_CHECK(algorithms);
 #include <Grid/algorithms/SparseMatrix.h>
 #include <Grid/algorithms/LinearOperator.h>
 #include <Grid/algorithms/Preconditioner.h>
-NAMESPACE_CHECK(SparseMatrix);
 
 #include <Grid/algorithms/approx/Zolotarev.h>
 #include <Grid/algorithms/approx/Chebyshev.h>
@@ -43,12 +41,10 @@ NAMESPACE_CHECK(SparseMatrix);
 #include <Grid/algorithms/approx/Forecast.h>
 #include <Grid/algorithms/approx/RemezGeneral.h>
 #include <Grid/algorithms/approx/ZMobius.h>
-NAMESPACE_CHECK(approx);
+
 #include <Grid/algorithms/iterative/Deflation.h>
 #include <Grid/algorithms/iterative/ConjugateGradient.h>
-NAMESPACE_CHECK(ConjGrad);
 #include <Grid/algorithms/iterative/BiCGSTAB.h>
-NAMESPACE_CHECK(BiCGSTAB);
 #include <Grid/algorithms/iterative/ConjugateResidual.h>
 #include <Grid/algorithms/iterative/NormalEquations.h>
 #include <Grid/algorithms/iterative/SchurRedBlack.h>
@@ -66,9 +62,7 @@ NAMESPACE_CHECK(BiCGSTAB);
 #include <Grid/algorithms/iterative/ImplicitlyRestartedLanczos.h>
 #include <Grid/algorithms/iterative/PowerMethod.h>
 
-NAMESPACE_CHECK(PowerMethod);
 #include <Grid/algorithms/CoarsenedMatrix.h>
-NAMESPACE_CHECK(CoarsendMatrix);
 #include <Grid/algorithms/FFT.h>
 
 #endif

Grid/algorithms/CoarsenedMatrix.h

@@ -1,3 +1,14 @@
+    // blockZaxpy in bockPromote - 3s, 5%
+    // noncoalesced linalg in Preconditionoer ~ 3s 5%
+    // Lancos tuning or replace 10-20s ~ 25%, open ended
+    // setup tuning   5s  ~  8%
+    //    -- e.g. ordermin, orderstep tunables.
+    // MdagM path without norm in LinOp code.     few seconds
+
+    // Mdir calc blocking kernels
+    // Fuse kernels in blockMaskedInnerProduct
+    // preallocate Vectors in Cayley 5D ~ few percent few seconds
+
 /*************************************************************************************
 
     Grid physics library, www.github.com/paboyle/Grid 
@@ -80,7 +91,34 @@ public:
     }
     directions   [2*_d]=0;
     displacements[2*_d]=0;
+      
+    //// report back
+    std::cout<<GridLogMessage<<"directions    :";
+    for(int d=0;d<npoint;d++) std::cout<< directions[d]<< " ";
+    std::cout<<std::endl;
+    std::cout<<GridLogMessage<<"displacements :";
+    for(int d=0;d<npoint;d++) std::cout<< displacements[d]<< " ";
+    std::cout<<std::endl;
   }
+  
+  /*
+  // Original cleaner code
+  Geometry(int _d) : dimension(_d), npoint(2*_d+1), directions(npoint), displacements(npoint) {
+  for(int d=0;d<dimension;d++){
+  directions[2*d  ] = d;
+  directions[2*d+1] = d;
+  displacements[2*d  ] = +1;
+  displacements[2*d+1] = -1;
+  }
+  directions   [2*dimension]=0;
+  displacements[2*dimension]=0;
+  }
+  std::vector<int> GetDelta(int point) {
+  std::vector<int> delta(dimension,0);
+  delta[directions[point]] = displacements[point];
+  return delta;
+  };
+  */    
 
 };
   
@@ -111,7 +149,25 @@ public:
     CoarseScalar InnerProd(CoarseGrid); 
     std::cout << GridLogMessage <<" Block Gramm-Schmidt pass 1"<<std::endl;
     blockOrthogonalise(InnerProd,subspace);
+    //    std::cout << GridLogMessage <<" Block Gramm-Schmidt pass 2"<<std::endl; // Really have to do twice? Yuck
+    //    blockOrthogonalise(InnerProd,subspace);
+    //      std::cout << GridLogMessage <<" Gramm-Schmidt checking orthogonality"<<std::endl;
+    //      CheckOrthogonal();
   } 
+  void CheckOrthogonal(void){
+    CoarseVector iProj(CoarseGrid); 
+    CoarseVector eProj(CoarseGrid); 
+    for(int i=0;i<nbasis;i++){
+      blockProject(iProj,subspace[i],subspace);
+      eProj=Zero(); 
+      accelerator_for(ss, CoarseGrid->oSites(),1,{
+	eProj[ss](i)=CComplex(1.0);
+      });
+      eProj=eProj - iProj;
+      std::cout<<GridLogMessage<<"Orthog check error "<<i<<" " << norm2(eProj)<<std::endl;
+    }
+    std::cout<<GridLogMessage <<"CheckOrthog done"<<std::endl;
+  }
   void ProjectToSubspace(CoarseVector &CoarseVec,const FineField &FineVec){
     blockProject(CoarseVec,FineVec,subspace);
   }
@@ -119,6 +175,11 @@ public:
     FineVec.Checkerboard() = subspace[0].Checkerboard();
     blockPromote(CoarseVec,FineVec,subspace);
   }
+  void CreateSubspaceRandom(GridParallelRNG &RNG){
+    for(int i=0;i<nbasis;i++){
+      random(RNG,subspace[i]);
+    }
+  }
 
   virtual void CreateSubspace(GridParallelRNG  &RNG,LinearOperatorBase<FineField> &hermop,int nn=nbasis) {
 
@@ -129,12 +190,12 @@ public:
     FineField Mn(FineGrid);
 
     for(int b=0;b<nn;b++){
-      
+	
       subspace[b] = Zero();
       gaussian(RNG,noise);
       scale = std::pow(norm2(noise),-0.5); 
       noise=noise*scale;
-      
+	
       hermop.Op(noise,Mn); std::cout<<GridLogMessage << "noise   ["<<b<<"] <n|MdagM|n> "<<norm2(Mn)<<std::endl;
 
       for(int i=0;i<1;i++){
@@ -157,7 +218,7 @@ public:
   // World of possibilities here. But have tried quite a lot of experiments (250+ jobs run on Summit)
   // and this is the best I found
   ////////////////////////////////////////////////////////////////////////////////////////////////
-
+#if 1
   virtual void CreateSubspaceChebyshev(GridParallelRNG  &RNG,LinearOperatorBase<FineField> &hermop,
 				       int nn,
 				       double hi,
@@ -219,10 +280,10 @@ public:
 	
 	hermop.HermOp(*Tn,y);
 
-	autoView( y_v , y, AcceleratorWrite);
+	auto y_v = y.View();
-	autoView( Tn_v , (*Tn), AcceleratorWrite);
+	auto Tn_v = Tn->View();
-	autoView( Tnp_v , (*Tnp), AcceleratorWrite);
+	auto Tnp_v = Tnp->View();
-	autoView( Tnm_v , (*Tnm), AcceleratorWrite);
+	auto Tnm_v = Tnm->View();
 	const int Nsimd = CComplex::Nsimd();
 	accelerator_forNB(ss, FineGrid->oSites(), Nsimd, {
 	  coalescedWrite(y_v[ss],xscale*y_v(ss)+mscale*Tn_v(ss));
@@ -252,6 +313,201 @@ public:
     }
     assert(b==nn);
   }
+#endif
+#if 0
+  virtual void CreateSubspaceChebyshev(GridParallelRNG  &RNG,LinearOperatorBase<FineField> &hermop,
+				       int nn,
+				       double hi,
+				       double lo,
+				       int orderfilter,
+				       int ordermin,
+				       int orderstep,
+				       double filterlo
+				       ) {
+
+    RealD scale;
+
+    FineField noise(FineGrid);
+    FineField Mn(FineGrid);
+    FineField tmp(FineGrid);
+    FineField combined(FineGrid);
+
+    // New normalised noise
+    gaussian(RNG,noise);
+    scale = std::pow(norm2(noise),-0.5); 
+    noise=noise*scale;
+
+    // Initial matrix element
+    hermop.Op(noise,Mn); std::cout<<GridLogMessage << "noise <n|MdagM|n> "<<norm2(Mn)<<std::endl;
+
+    int b =0;
+#define FILTERb(llo,hhi,oorder)						\
+    {									\
+      Chebyshev<FineField> Cheb(llo,hhi,oorder);			\
+      Cheb(hermop,noise,Mn);						\
+      scale = std::pow(norm2(Mn),-0.5); Mn=Mn*scale;			\
+      subspace[b]   = Mn;						\
+      hermop.Op(Mn,tmp);						\
+      std::cout<<GridLogMessage << oorder<< " Cheb filt ["<<b<<"] <n|MdagM|n> "<<norm2(tmp)<<std::endl; \
+      b++;								\
+    }									
+
+    //      JacobiPolynomial<FineField> Cheb(0.002,60.0,1500,-0.5,3.5);	\
+
+    RealD alpha=-0.8;
+    RealD beta =-0.8;
+#define FILTER(llo,hhi,oorder)						\
+    {									\
+      Chebyshev<FineField> Cheb(llo,hhi,oorder);			\
+      /* JacobiPolynomial<FineField> Cheb(0.0,60.0,oorder,alpha,beta);*/\
+      Cheb(hermop,noise,Mn);						\
+      scale = std::pow(norm2(Mn),-0.5); Mn=Mn*scale;			\
+      subspace[b]   = Mn;						\
+      hermop.Op(Mn,tmp);						\
+      std::cout<<GridLogMessage << oorder<< "filt ["<<b<<"] <n|MdagM|n> "<<norm2(tmp)<<std::endl; \
+      b++;								\
+    }									
+    
+#define FILTERc(llo,hhi,oorder)				\
+    {							\
+      Chebyshev<FineField> Cheb(llo,hhi,oorder);	\
+      Cheb(hermop,noise,combined);			\
+    }									
+
+    double node = 0.000;
+    FILTERb(lo,hi,orderfilter);// 0
+    //    FILTERc(node,hi,51);// 0
+    noise = Mn;
+    int base = 0;
+    int mult = 100;
+    FILTER(node,hi,base+1*mult);
+    FILTER(node,hi,base+2*mult);
+    FILTER(node,hi,base+3*mult);
+    FILTER(node,hi,base+4*mult);
+    FILTER(node,hi,base+5*mult);
+    FILTER(node,hi,base+6*mult);
+    FILTER(node,hi,base+7*mult);
+    FILTER(node,hi,base+8*mult);
+    FILTER(node,hi,base+9*mult);
+    FILTER(node,hi,base+10*mult);
+    FILTER(node,hi,base+11*mult);
+    FILTER(node,hi,base+12*mult);
+    FILTER(node,hi,base+13*mult);
+    FILTER(node,hi,base+14*mult);
+    FILTER(node,hi,base+15*mult);
+    assert(b==nn);
+  }
+#endif
+
+#if 0
+  virtual void CreateSubspaceChebyshev(GridParallelRNG  &RNG,LinearOperatorBase<FineField> &hermop,
+				       int nn,
+				       double hi,
+				       double lo,
+				       int orderfilter,
+				       int ordermin,
+				       int orderstep,
+				       double filterlo
+				       ) {
+
+    RealD scale;
+
+    FineField noise(FineGrid);
+    FineField Mn(FineGrid);
+    FineField tmp(FineGrid);
+    FineField combined(FineGrid);
+
+    // New normalised noise
+    gaussian(RNG,noise);
+    scale = std::pow(norm2(noise),-0.5); 
+    noise=noise*scale;
+
+    // Initial matrix element
+    hermop.Op(noise,Mn); std::cout<<GridLogMessage << "noise <n|MdagM|n> "<<norm2(Mn)<<std::endl;
+
+    int b =0;
+    {						
+      Chebyshev<FineField> JacobiPoly(0.005,60.,1500);
+      //      JacobiPolynomial<FineField> JacobiPoly(0.002,60.0,1500,-0.5,3.5);
+      //JacobiPolynomial<FineField> JacobiPoly(0.03,60.0,500,-0.5,3.5);
+      //      JacobiPolynomial<FineField> JacobiPoly(0.00,60.0,1000,-0.5,3.5);
+      JacobiPoly(hermop,noise,Mn);
+      scale = std::pow(norm2(Mn),-0.5); Mn=Mn*scale;
+      subspace[b]   = Mn;
+      hermop.Op(Mn,tmp);
+      std::cout<<GridLogMessage << "filt ["<<b<<"] <n|MdagM|n> "<<norm2(tmp)<<std::endl; 
+      b++;
+      //      scale = std::pow(norm2(tmp),-0.5);     tmp=tmp*scale;
+      //      subspace[b]   = tmp;      b++;
+      //    }									
+    }									
+
+#define FILTER(lambda)						\
+    {								\
+      hermop.HermOp(subspace[0],tmp);				\
+      tmp = tmp - lambda *subspace[0];				\
+      scale = std::pow(norm2(tmp),-0.5);			\
+      tmp=tmp*scale;							\
+      subspace[b]   = tmp;						\
+      hermop.Op(subspace[b],tmp);					\
+      std::cout<<GridLogMessage << "filt ["<<b<<"] <n|MdagM|n> "<<norm2(tmp)<<std::endl; \
+      b++;								\
+    }									
+    //      scale = std::pow(norm2(tmp),-0.5);     tmp=tmp*scale;
+    //      subspace[b]   = tmp;      b++;
+    //    }									
+
+    FILTER(2.0e-5);
+    FILTER(2.0e-4);
+    FILTER(4.0e-4);
+    FILTER(8.0e-4);
+    FILTER(8.0e-4);
+
+    FILTER(2.0e-3);
+    FILTER(3.0e-3);
+    FILTER(4.0e-3);
+    FILTER(5.0e-3);
+    FILTER(6.0e-3);
+
+    FILTER(2.5e-3);
+    FILTER(3.5e-3);
+    FILTER(4.5e-3);
+    FILTER(5.5e-3);
+    FILTER(6.5e-3);
+
+    //    FILTER(6.0e-5);//6
+    //    FILTER(7.0e-5);//8
+    //    FILTER(8.0e-5);//9
+    //    FILTER(9.0e-5);//3
+
+    /*
+    //    FILTER(1.0e-4);//10
+    FILTER(2.0e-4);//11
+    //   FILTER(3.0e-4);//12
+    //    FILTER(4.0e-4);//13
+    FILTER(5.0e-4);//14
+
+    FILTER(6.0e-3);//4
+    FILTER(7.0e-4);//1
+    FILTER(8.0e-4);//7
+    FILTER(9.0e-4);//15
+    FILTER(1.0e-3);//2
+
+    FILTER(2.0e-3);//2
+    FILTER(3.0e-3);//2
+    FILTER(4.0e-3);//2
+    FILTER(5.0e-3);//2
+    FILTER(6.0e-3);//2
+
+    FILTER(7.0e-3);//2
+    FILTER(8.0e-3);//2
+    FILTER(1.0e-2);//2
+    */
+    std::cout << GridLogMessage <<"Jacobi filtering done" <<std::endl;
+    assert(b==nn);
+  }
+#endif
+
 
 };
 
@@ -279,7 +535,7 @@ public:
   CartesianStencil<siteVector,siteVector,int> Stencil; 
 
   std::vector<CoarseMatrix> A;
-    
+      
   ///////////////////////
   // Interface
   ///////////////////////
@@ -293,13 +549,13 @@ public:
     SimpleCompressor<siteVector> compressor;
 
     Stencil.HaloExchange(in,compressor);
-    autoView( in_v , in, AcceleratorRead);
+
-    autoView( out_v , out, AcceleratorWrite);
+    auto in_v = in.View();
+    auto out_v = out.View();
     typedef LatticeView<Cobj> Aview;
-      
+
     Vector<Aview> AcceleratorViewContainer;
-  
+    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer.push_back(A[p].View());
-    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();
@@ -316,25 +572,24 @@ public:
       int ptype;
       StencilEntry *SE;
 
+      int lane=SIMTlane(Nsimd);
       for(int point=0;point<geom.npoint;point++){
 
 	SE=Stencil.GetEntry(ptype,point,ss);
 	  
 	if(SE->_is_local) { 
-	  nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+	  nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute,lane);
 	} else {
-	  nbr = coalescedRead(Stencil.CommBuf()[SE->_offset]);
+	  nbr = coalescedRead(Stencil.CommBuf()[SE->_offset],lane);
 	}
-	acceleratorSynchronise();
+	synchronise();
 
 	for(int bb=0;bb<nbasis;bb++) {
 	  res = res + coalescedRead(Aview_p[point][ss](b,bb))*nbr(bb);
 	}
       }
-      coalescedWrite(out_v[ss](b),res);
+      coalescedWrite(out_v[ss](b),res,lane);
-      });
+    });
-
-    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer[p].ViewClose();
   };
 
   void Mdag (const CoarseVector &in, CoarseVector &out)
@@ -362,11 +617,11 @@ public:
 
     typedef LatticeView<Cobj> Aview;
     Vector<Aview> AcceleratorViewContainer;
-    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer.push_back(A[p].View(AcceleratorRead));
+    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer.push_back(A[p].View());
     Aview *Aview_p = & AcceleratorViewContainer[0];
 
-    autoView( out_v , out, AcceleratorWrite);
+    auto out_v = out.View();
-    autoView( in_v  , in, AcceleratorRead);
+    auto in_v  = in.View();
 
     const int Nsimd = CComplex::Nsimd();
     typedef decltype(coalescedRead(in_v[0])) calcVector;
@@ -380,21 +635,45 @@ public:
       int ptype;
       StencilEntry *SE;
 
+      int lane=SIMTlane(Nsimd);
       SE=Stencil.GetEntry(ptype,point,ss);
 	  
       if(SE->_is_local) { 
-	nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute);
+	nbr = coalescedReadPermute(in_v[SE->_offset],ptype,SE->_permute,lane);
       } else {
-	nbr = coalescedRead(Stencil.CommBuf()[SE->_offset]);
+	nbr = coalescedRead(Stencil.CommBuf()[SE->_offset],lane);
       }
-      acceleratorSynchronise();
+      synchronise();
 
       for(int bb=0;bb<nbasis;bb++) {
 	res = res + coalescedRead(Aview_p[point][ss](b,bb))*nbr(bb);
       }
-      coalescedWrite(out_v[ss](b),res);
+      coalescedWrite(out_v[ss](b),res,lane);
     });
-    for(int p=0;p<geom.npoint;p++) AcceleratorViewContainer[p].ViewClose();
+#if 0
+    accelerator_for(ss,Grid()->oSites(),1,{
+
+      siteVector res = Zero();
+      siteVector nbr;
+      int ptype;
+      StencilEntry *SE;
+      
+      SE=Stencil.GetEntry(ptype,point,ss);
+      
+      if(SE->_is_local&&SE->_permute) {
+	permute(nbr,in_v[SE->_offset],ptype);
+      } else if(SE->_is_local) {
+	nbr = in_v[SE->_offset];
+      } else {
+	nbr = Stencil.CommBuf()[SE->_offset];
+      }
+      synchronise();
+
+      res = res + Aview_p[point][ss]*nbr;
+      
+      out_v[ss]=res;
+    });
+#endif
   }
   void MdirAll(const CoarseVector &in,std::vector<CoarseVector> &out)
   {
@@ -562,10 +841,10 @@ public:
 	    
 	    blockMaskedInnerProduct(oZProj,omask,Subspace.subspace[j],Mphi);
 	    
-	    autoView( iZProj_v , iZProj, AcceleratorRead) ;
+	    auto iZProj_v = iZProj.View() ;
-	    autoView( oZProj_v , oZProj, AcceleratorRead) ;
+	    auto oZProj_v = oZProj.View() ;
-	    autoView( A_p     ,  A[p], AcceleratorWrite);
+	    auto A_p     =  A[p].View();
-	    autoView( A_self  , A[self_stencil], AcceleratorWrite);
+	    auto A_self  = A[self_stencil].View();
 
 	    accelerator_for(ss, Grid()->oSites(), Fobj::Nsimd(),{ coalescedWrite(A_p[ss](j,i),oZProj_v(ss)); });
 
@@ -581,11 +860,11 @@ public:
 	mult(tmp,phi,oddmask );  linop.Op(tmp,Mphio);
 
 	{
-	  autoView( tmp_      , tmp, AcceleratorWrite);
+	  auto tmp_      = tmp.View();
-	  autoView( evenmask_ , evenmask, AcceleratorRead);
+	  auto evenmask_ = evenmask.View();
-	  autoView( oddmask_  ,  oddmask, AcceleratorRead);
+	  auto oddmask_  =  oddmask.View();
-	  autoView( Mphie_    ,  Mphie, AcceleratorRead);
+	  auto Mphie_    =  Mphie.View();
-	  autoView( Mphio_    ,  Mphio, AcceleratorRead);
+	  auto Mphio_    =  Mphio.View();
 	  accelerator_for(ss, FineGrid->oSites(), Fobj::Nsimd(),{ 
 	      coalescedWrite(tmp_[ss],evenmask_(ss)*Mphie_(ss) + oddmask_(ss)*Mphio_(ss));
 	    });
@@ -593,8 +872,8 @@ public:
 
 	blockProject(SelfProj,tmp,Subspace.subspace);
 
-	autoView( SelfProj_ , SelfProj, AcceleratorRead);
+	auto SelfProj_ = SelfProj.View();
-	autoView( A_self  , A[self_stencil], AcceleratorWrite);
+	auto A_self  = A[self_stencil].View();
 
 	accelerator_for(ss, Grid()->oSites(), Fobj::Nsimd(),{
 	  for(int j=0;j<nbasis;j++){
@@ -608,8 +887,33 @@ public:
       std::cout << GridLogMessage << " ForceHermitian, new code "<<std::endl;
       ForceHermitian();
     }
+      // AssertHermitian();
+      // ForceDiagonal();
   }
 
+#if 0
+    ///////////////////////////
+    // test code worth preserving in if block
+    ///////////////////////////
+    std::cout<<GridLogMessage<< " Computed matrix elements "<< self_stencil <<std::endl;
+    for(int p=0;p<geom.npoint;p++){
+      std::cout<<GridLogMessage<< "A["<<p<<"]" << std::endl;
+      std::cout<<GridLogMessage<< A[p] << std::endl;
+    }
+    std::cout<<GridLogMessage<< " picking by block0 "<< self_stencil <<std::endl;
+
+    phi=Subspace.subspace[0];
+    std::vector<int> bc(FineGrid->_ndimension,0);
+
+    blockPick(Grid(),phi,tmp,bc);      // Pick out a block
+    linop.Op(tmp,Mphi);                // Apply big dop
+    blockProject(iProj,Mphi,Subspace.subspace); // project it and print it
+    std::cout<<GridLogMessage<< " Computed matrix elements from block zero only "<<std::endl;
+    std::cout<<GridLogMessage<< iProj <<std::endl;
+    std::cout<<GridLogMessage<<"Computed Coarse Operator"<<std::endl;
+#endif
+
+
   void ForceHermitian(void) {
     CoarseMatrix Diff  (Grid());
     for(int p=0;p<geom.npoint;p++){
@@ -629,6 +933,27 @@ public:
       }
     }
   }
+  void AssertHermitian(void) {
+    CoarseMatrix AA    (Grid());
+    CoarseMatrix AAc   (Grid());
+    CoarseMatrix Diff  (Grid());
+    for(int d=0;d<4;d++){
+	
+      int dd=d+1;
+      AAc = Cshift(A[2*d+1],dd,1);
+      AA  = A[2*d];
+	
+      Diff = AA - adj(AAc);
+
+      std::cout<<GridLogMessage<<"Norm diff dim "<<d<<" "<< norm2(Diff)<<std::endl;
+      std::cout<<GridLogMessage<<"Norm dim "<<d<<" "<< norm2(AA)<<std::endl;
+	  
+    }
+    Diff = A[8] - adj(A[8]);
+    std::cout<<GridLogMessage<<"Norm diff local "<< norm2(Diff)<<std::endl;
+    std::cout<<GridLogMessage<<"Norm local "<< norm2(A[8])<<std::endl;
+  }
+    
 };
 
 NAMESPACE_END(Grid);

Grid/algorithms/FFT.h

@@ -1,3 +1,4 @@
+
 /*************************************************************************************
 
     Grid physics library, www.github.com/paboyle/Grid 
@@ -36,6 +37,7 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #endif
 #endif
 
+
 NAMESPACE_BEGIN(Grid);
 
 template<class scalar> struct FFTW { };
@@ -189,7 +191,7 @@ public:
     typedef typename sobj::scalar_type   scalar;
       
     Lattice<sobj> pgbuf(&pencil_g);
-    autoView(pgbuf_v , pgbuf, CpuWrite);
+    auto pgbuf_v = pgbuf.View();
 
     typedef typename FFTW<scalar>::FFTW_scalar FFTW_scalar;
     typedef typename FFTW<scalar>::FFTW_plan   FFTW_plan;
@@ -230,18 +232,15 @@ public:
     result = source;
     int pc = processor_coor[dim];
     for(int p=0;p<processors[dim];p++) {
-      {
+      thread_for(idx, sgrid->lSites(),{
-	autoView(r_v,result,CpuRead);
-	autoView(p_v,pgbuf,CpuWrite);
-	thread_for(idx, sgrid->lSites(),{
           Coordinate cbuf(Nd);
           sobj s;
 	  sgrid->LocalIndexToLocalCoor(idx,cbuf);
-	  peekLocalSite(s,r_v,cbuf);
+	  peekLocalSite(s,result,cbuf);
 	  cbuf[dim]+=((pc+p) % processors[dim])*L;
-	  pokeLocalSite(s,p_v,cbuf);
+	  //            cbuf[dim]+=p*L;
-        });
+	  pokeLocalSite(s,pgbuf,cbuf);
-      }
+      });
       if (p != processors[dim] - 1) {
 	result = Cshift(result,dim,L);
       }
@@ -270,19 +269,15 @@ public:
     flops+= flops_call*NN;
       
     // writing out result
-    {
+    thread_for(idx,sgrid->lSites(),{
-      autoView(pgbuf_v,pgbuf,CpuRead);
-      autoView(result_v,result,CpuWrite);
-      thread_for(idx,sgrid->lSites(),{
 	Coordinate clbuf(Nd), cgbuf(Nd);
 	sobj s;
 	sgrid->LocalIndexToLocalCoor(idx,clbuf);
 	cgbuf = clbuf;
 	cgbuf[dim] = clbuf[dim]+L*pc;
-	peekLocalSite(s,pgbuf_v,cgbuf);
+	peekLocalSite(s,pgbuf,cgbuf);
-	pokeLocalSite(s,result_v,clbuf);
+	pokeLocalSite(s,result,clbuf);
-      });
+    });
-    }
     result = result*div;
       
     // destroying plan

Grid/algorithms/iterative/BiCGSTAB.h

@@ -122,14 +122,12 @@ class BiCGSTAB : public OperatorFunction<Field>
 
         LinearCombTimer.Start();
         bo = beta * omega;
-	{
+        auto p_v = p.View();
-	  autoView( p_v , p, AcceleratorWrite);
+        auto r_v = r.View();
-	  autoView( r_v , r, AcceleratorRead);
+        auto v_v = v.View();
-	  autoView( v_v , v, AcceleratorRead);
+        accelerator_for(ss, p_v.size(), Field::vector_object::Nsimd(),{
-	  accelerator_for(ss, p_v.size(), Field::vector_object::Nsimd(),{
+          coalescedWrite(p_v[ss], beta*p_v(ss) - bo*v_v(ss) + r_v(ss));
-	      coalescedWrite(p_v[ss], beta*p_v(ss) - bo*v_v(ss) + r_v(ss));
+        });
-	    });
-	}
         LinearCombTimer.Stop();
         LinalgTimer.Stop();
 
@@ -144,20 +142,16 @@ class BiCGSTAB : public OperatorFunction<Field>
         alpha = rho / Calpha.real();
 
         LinearCombTimer.Start();
-	{
+        auto h_v = h.View();
-	  autoView( p_v , p, AcceleratorRead);
+        auto psi_v = psi.View();
-	  autoView( r_v , r, AcceleratorRead);
+        accelerator_for(ss, h_v.size(), Field::vector_object::Nsimd(),{
-	  autoView( v_v , v, AcceleratorRead);
+          coalescedWrite(h_v[ss], alpha*p_v(ss) + psi_v(ss));
-	  autoView( psi_v,psi, AcceleratorRead);
+        });
-	  autoView( h_v  ,  h, AcceleratorWrite);
+        
-	  autoView( s_v  ,  s, AcceleratorWrite);
+        auto s_v = s.View();
-	  accelerator_for(ss, h_v.size(), Field::vector_object::Nsimd(),{
+        accelerator_for(ss, s_v.size(), Field::vector_object::Nsimd(),{
-	      coalescedWrite(h_v[ss], alpha*p_v(ss) + psi_v(ss));
+          coalescedWrite(s_v[ss], -alpha*v_v(ss) + r_v(ss));
-	    });
+        });
-	  accelerator_for(ss, s_v.size(), Field::vector_object::Nsimd(),{
-	      coalescedWrite(s_v[ss], -alpha*v_v(ss) + r_v(ss));
- 	  });
-        }
         LinearCombTimer.Stop();
         LinalgTimer.Stop();
 
@@ -172,19 +166,13 @@ class BiCGSTAB : public OperatorFunction<Field>
         omega = Comega.real() / norm2(t);
 
         LinearCombTimer.Start();
-	{
+        auto t_v = t.View();
-	  autoView( psi_v,psi, AcceleratorWrite);
+        accelerator_for(ss, psi_v.size(), Field::vector_object::Nsimd(),{
-	  autoView( r_v , r, AcceleratorWrite);
+          coalescedWrite(psi_v[ss], h_v(ss) + omega * s_v(ss));
-	  autoView( h_v , h, AcceleratorRead);
+          coalescedWrite(r_v[ss], -omega * t_v(ss) + s_v(ss));
-	  autoView( s_v , s, AcceleratorRead);
+        });
-	  autoView( t_v , t, AcceleratorRead);
-	  accelerator_for(ss, psi_v.size(), Field::vector_object::Nsimd(),{
-	      coalescedWrite(psi_v[ss], h_v(ss) + omega * s_v(ss));
-	      coalescedWrite(r_v[ss], -omega * t_v(ss) + s_v(ss));
-	    });
-	}
         LinearCombTimer.Stop();
-	
+
         cp = norm2(r);
         LinalgTimer.Stop();
 

Grid/algorithms/iterative/ConjugateGradient.h

@@ -140,15 +140,13 @@ public:
       b = cp / c;
 
       LinearCombTimer.Start();
-      {
+      auto psi_v = psi.View();
-	autoView( psi_v , psi, AcceleratorWrite);
+      auto p_v   = p.View();
-	autoView( p_v   , p,   AcceleratorWrite);
+      auto r_v   = r.View();
-	autoView( r_v   , r,   AcceleratorWrite);
+      accelerator_for(ss,p_v.size(), Field::vector_object::Nsimd(),{
-	accelerator_for(ss,p_v.size(), Field::vector_object::Nsimd(),{
+	  coalescedWrite(psi_v[ss], a      *  p_v(ss) + psi_v(ss));
-	    coalescedWrite(psi_v[ss], a      *  p_v(ss) + psi_v(ss));
+	  coalescedWrite(p_v[ss]  , b      *  p_v(ss) + r_v  (ss));
-	    coalescedWrite(p_v[ss]  , b      *  p_v(ss) + r_v  (ss));
+      });
-	});
-      }
       LinearCombTimer.Stop();
       LinalgTimer.Stop();
 

Grid/algorithms/iterative/PrecGeneralisedConjugateResidualNonHermitian.h

@@ -1,241 +0,0 @@
-/*************************************************************************************
-
-    Grid physics library, www.github.com/paboyle/Grid 
-
-    Source file: ./lib/algorithms/iterative/PrecGeneralisedConjugateResidual.h
-
-    Copyright (C) 2015
-
-Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
-Author: Peter Boyle <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 */
-#ifndef GRID_PREC_GCR_NON_HERM_H
-#define GRID_PREC_GCR_NON_HERM_H
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////
-//VPGCR Abe and Zhang, 2005.
-//INTERNATIONAL JOURNAL OF NUMERICAL ANALYSIS AND MODELING
-//Computing and Information Volume 2, Number 2, Pages 147-161
-//NB. Likely not original reference since they are focussing on a preconditioner variant.
-//    but VPGCR was nicely written up in their paper
-///////////////////////////////////////////////////////////////////////////////////////////////////////
-NAMESPACE_BEGIN(Grid);
-
-#define GCRLogLevel std::cout << GridLogMessage <<std::string(level,'\t')<< " Level "<<level<<" " 
-
-template<class Field>
-class PrecGeneralisedConjugateResidualNonHermitian : public LinearFunction<Field> {
-public:                                                
-
-  RealD   Tolerance;
-  Integer MaxIterations;
-  int verbose;
-  int mmax;
-  int nstep;
-  int steps;
-  int level;
-  GridStopWatch PrecTimer;
-  GridStopWatch MatTimer;
-  GridStopWatch LinalgTimer;
-
-  LinearFunction<Field>     &Preconditioner;
-  LinearOperatorBase<Field> &Linop;
-
-  void Level(int lv) { level=lv; };
-
-  PrecGeneralisedConjugateResidualNonHermitian(RealD tol,Integer maxit,LinearOperatorBase<Field> &_Linop,LinearFunction<Field> &Prec,int _mmax,int _nstep) : 
-    Tolerance(tol), 
-    MaxIterations(maxit),
-    Linop(_Linop),
-    Preconditioner(Prec),
-    mmax(_mmax),
-    nstep(_nstep)
-  { 
-    level=1;
-    verbose=1;
-  };
-
-  void operator() (const Field &src, Field &psi){
-
-    psi=Zero();
-    RealD cp, ssq,rsq;
-    ssq=norm2(src);
-    rsq=Tolerance*Tolerance*ssq;
-      
-    Field r(src.Grid());
-
-    PrecTimer.Reset();
-    MatTimer.Reset();
-    LinalgTimer.Reset();
-
-    GridStopWatch SolverTimer;
-    SolverTimer.Start();
-
-    steps=0;
-    for(int k=0;k<MaxIterations;k++){
-
-      cp=GCRnStep(src,psi,rsq);
-
-      GCRLogLevel <<"PGCR("<<mmax<<","<<nstep<<") "<< steps <<" steps cp = "<<cp<<" target "<<rsq <<std::endl;
-
-      if(cp<rsq) {
-
-	SolverTimer.Stop();
-
-	Linop.Op(psi,r);
-	axpy(r,-1.0,src,r);
-	RealD tr = norm2(r);
-	GCRLogLevel<<"PGCR: Converged on iteration " <<steps
-		 << " computed residual "<<sqrt(cp/ssq)
-		 << " true residual "    <<sqrt(tr/ssq)
-		 << " target "           <<Tolerance <<std::endl;
-
-	GCRLogLevel<<"PGCR Time elapsed: Total  "<< SolverTimer.Elapsed() <<std::endl;
-	return;
-      }
-
-    }
-    GCRLogLevel<<"Variable Preconditioned GCR did not converge"<<std::endl;
-    //    assert(0);
-  }
-
-  RealD GCRnStep(const Field &src, Field &psi,RealD rsq){
-
-    RealD cp;
-    ComplexD a, b, zAz;
-    RealD zAAz;
-    ComplexD rq;
-
-    GridBase *grid = src.Grid();
-
-    Field r(grid);
-    Field z(grid);
-    Field tmp(grid);
-    Field ttmp(grid);
-    Field Az(grid);
-
-    ////////////////////////////////
-    // history for flexible orthog
-    ////////////////////////////////
-    std::vector<Field> q(mmax,grid);
-    std::vector<Field> p(mmax,grid);
-    std::vector<RealD> qq(mmax);
-      
-    GCRLogLevel<< "PGCR nStep("<<nstep<<")"<<std::endl;
-
-    //////////////////////////////////
-    // initial guess x0 is taken as nonzero.
-    // r0=src-A x0 = src
-    //////////////////////////////////
-    MatTimer.Start();
-    Linop.Op(psi,Az);
-    zAz = innerProduct(Az,psi);
-    zAAz= norm2(Az);
-    MatTimer.Stop();
-    
-
-    LinalgTimer.Start();
-    r=src-Az;
-    LinalgTimer.Stop();
-    GCRLogLevel<< "PGCR true residual r = src - A psi   "<<norm2(r) <<std::endl;
-    
-    /////////////////////
-    // p = Prec(r)
-    /////////////////////
-
-    PrecTimer.Start();
-    Preconditioner(r,z);
-    PrecTimer.Stop();
-
-    MatTimer.Start();
-    Linop.Op(z,Az);
-    MatTimer.Stop();
-
-    LinalgTimer.Start();
-
-    zAz = innerProduct(Az,psi);
-    zAAz= norm2(Az);
-
-    //p[0],q[0],qq[0] 
-    p[0]= z;
-    q[0]= Az;
-    qq[0]= zAAz;
-    
-    cp =norm2(r);
-    LinalgTimer.Stop();
-
-    for(int k=0;k<nstep;k++){
-
-      steps++;
-
-      int kp     = k+1;
-      int peri_k = k %mmax;
-      int peri_kp= kp%mmax;
-
-      LinalgTimer.Start();
-      rq= innerProduct(q[peri_k],r); // what if rAr not real?
-      a = rq/qq[peri_k];
-
-      axpy(psi,a,p[peri_k],psi);         
-
-      cp = axpy_norm(r,-a,q[peri_k],r);
-      LinalgTimer.Stop();
-
-      GCRLogLevel<< "PGCR step["<<steps<<"]  resid " << cp << " target " <<rsq<<std::endl; 
-
-      if((k==nstep-1)||(cp<rsq)){
-	return cp;
-      }
-
-
-      PrecTimer.Start();
-      Preconditioner(r,z);// solve Az = r
-      PrecTimer.Stop();
-
-      MatTimer.Start();
-      Linop.Op(z,Az);
-      MatTimer.Stop();
-      zAz = innerProduct(Az,psi);
-      zAAz= norm2(Az);
-
-      LinalgTimer.Start();
-
-      q[peri_kp]=Az;
-      p[peri_kp]=z;
-
-      int northog = ((kp)>(mmax-1))?(mmax-1):(kp);  // if more than mmax done, we orthog all mmax history.
-      for(int back=0;back<northog;back++){
-
-	int peri_back=(k-back)%mmax;   	  assert((k-back)>=0);
-
-	b=-real(innerProduct(q[peri_back],Az))/qq[peri_back];
-	p[peri_kp]=p[peri_kp]+b*p[peri_back];
-	q[peri_kp]=q[peri_kp]+b*q[peri_back];
-
-      }
-      qq[peri_kp]=norm2(q[peri_kp]); // could use axpy_norm
-      LinalgTimer.Stop();
-    }
-    assert(0); // never reached
-    return cp;
-  }
-};
-NAMESPACE_END(Grid);
-#endif

Grid/allocator/AlignedAllocator.cc

@@ -6,6 +6,93 @@ NAMESPACE_BEGIN(Grid);
 MemoryStats *MemoryProfiler::stats = nullptr;
 bool         MemoryProfiler::debug = false;
 
+int PointerCache::NcacheSmall = PointerCache::NcacheSmallMax;
+#ifdef GRID_CUDA
+int PointerCache::Ncache      = 32;
+#else 
+int PointerCache::Ncache      = 8;
+#endif
+int PointerCache::Victim;
+int PointerCache::VictimSmall;
+PointerCache::PointerCacheEntry PointerCache::Entries[PointerCache::NcacheMax];
+PointerCache::PointerCacheEntry PointerCache::EntriesSmall[PointerCache::NcacheSmallMax];
+
+void PointerCache::Init(void)
+{
+  char * str;
+
+  str= getenv("GRID_ALLOC_NCACHE_LARGE");
+  if ( str ) Ncache = atoi(str);
+  if ( (Ncache<0) || (Ncache > NcacheMax)) Ncache = NcacheMax;
+
+  str= getenv("GRID_ALLOC_NCACHE_SMALL");
+  if ( str ) NcacheSmall = atoi(str);
+  if ( (NcacheSmall<0) || (NcacheSmall > NcacheSmallMax)) NcacheSmall = NcacheSmallMax;
+
+  //  printf("Aligned alloocator cache: large %d/%d small %d/%d\n",Ncache,NcacheMax,NcacheSmall,NcacheSmallMax);
+}
+void *PointerCache::Insert(void *ptr,size_t bytes) 
+{
+  if (bytes < GRID_ALLOC_SMALL_LIMIT ) 
+    return Insert(ptr,bytes,EntriesSmall,NcacheSmall,VictimSmall);
+  return Insert(ptr,bytes,Entries,Ncache,Victim);  
+}
+void *PointerCache::Insert(void *ptr,size_t bytes,PointerCacheEntry *entries,int ncache,int &victim) 
+{
+#ifdef GRID_OMP
+  assert(omp_in_parallel()==0);
+#endif 
+
+  void * ret = NULL;
+  int v = -1;
+
+  for(int e=0;e<ncache;e++) {
+    if ( entries[e].valid==0 ) {
+      v=e; 
+      break;
+    }
+  }
+
+  if ( v==-1 ) {
+    v=victim;
+    victim = (victim+1)%ncache;
+  }
+
+  if ( entries[v].valid ) {
+    ret = entries[v].address;
+    entries[v].valid = 0;
+    entries[v].address = NULL;
+    entries[v].bytes = 0;
+  }
+
+  entries[v].address=ptr;
+  entries[v].bytes  =bytes;
+  entries[v].valid  =1;
+
+  return ret;
+}
+
+void *PointerCache::Lookup(size_t bytes)
+{
+  if (bytes < GRID_ALLOC_SMALL_LIMIT ) 
+    return Lookup(bytes,EntriesSmall,NcacheSmall);
+  return Lookup(bytes,Entries,Ncache);
+}
+void *PointerCache::Lookup(size_t bytes,PointerCacheEntry *entries,int ncache) 
+{
+#ifdef GRID_OMP
+  assert(omp_in_parallel()==0);
+#endif 
+  for(int e=0;e<ncache;e++){
+    if ( entries[e].valid && ( entries[e].bytes == bytes ) ) {
+      entries[e].valid = 0;
+      return entries[e].address;
+    }
+  }
+  return NULL;
+}
+
+
 void check_huge_pages(void *Buf,uint64_t BYTES)
 {
 #ifdef __linux__

Grid/allocator/AlignedAllocator.h

@@ -26,10 +26,129 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
     See the full license in the file "LICENSE" in the top level distribution directory
 *************************************************************************************/
 /*  END LEGAL */
-#pragma once
+#ifndef GRID_ALIGNED_ALLOCATOR_H
+#define GRID_ALIGNED_ALLOCATOR_H
+
+#ifdef HAVE_MALLOC_MALLOC_H
+#include <malloc/malloc.h>
+#endif
+#ifdef HAVE_MALLOC_H
+#include <malloc.h>
+#endif
+
+#ifdef HAVE_MM_MALLOC_H
+#include <mm_malloc.h>
+#endif
+
+#define POINTER_CACHE
+#define GRID_ALLOC_ALIGN (2*1024*1024)
+#define GRID_ALLOC_SMALL_LIMIT (4096)
 
 NAMESPACE_BEGIN(Grid);
 
+// Move control to configure.ac and Config.h?
+
+class PointerCache {
+private:
+/*Pinning pages is costly*/
+/*Could maintain separate large and small allocation caches*/
+/* Could make these configurable, perhaps up to a max size*/
+  static const int NcacheSmallMax=128; 
+  static const int NcacheMax=16;
+  static int NcacheSmall;
+  static int Ncache;
+
+  typedef struct { 
+    void *address;
+    size_t bytes;
+    int valid;
+  } PointerCacheEntry;
+    
+  static PointerCacheEntry Entries[NcacheMax];
+  static int Victim;
+  static PointerCacheEntry EntriesSmall[NcacheSmallMax];
+  static int VictimSmall;
+
+public:
+  static void Init(void);
+  static void *Insert(void *ptr,size_t bytes) ;
+  static void *Insert(void *ptr,size_t bytes,PointerCacheEntry *entries,int ncache,int &victim) ;
+  static void *Lookup(size_t bytes) ;
+  static void *Lookup(size_t bytes,PointerCacheEntry *entries,int ncache) ;
+};
+
+std::string sizeString(size_t bytes);
+
+struct MemoryStats
+{
+  size_t totalAllocated{0}, maxAllocated{0}, 
+    currentlyAllocated{0}, totalFreed{0};
+};
+    
+class MemoryProfiler
+{
+public:
+  static MemoryStats *stats;
+  static bool        debug;
+};
+
+#ifdef GRID_NVCC
+#define profilerCudaMeminfo \
+  { size_t f, t ; cudaMemGetInfo ( &f,&t); std::cout << GridLogDebug << "[Memory debug] Cuda free "<<f<<"/"<<t << std::endl;}
+#else
+#define profilerCudaMeminfo
+#endif
+
+#define memString(bytes) std::to_string(bytes) + " (" + sizeString(bytes) + ")"
+#define profilerDebugPrint						\
+  if (MemoryProfiler::stats)						\
+    {									\
+      auto s = MemoryProfiler::stats;					\
+      std::cout << GridLogDebug << "[Memory debug] Stats " << MemoryProfiler::stats << std::endl; \
+      std::cout << GridLogDebug << "[Memory debug] total  : " << memString(s->totalAllocated) \
+		<< std::endl;						\
+      std::cout << GridLogDebug << "[Memory debug] max    : " << memString(s->maxAllocated) \
+		<< std::endl;						\
+      std::cout << GridLogDebug << "[Memory debug] current: " << memString(s->currentlyAllocated) \
+		<< std::endl;						\
+      std::cout << GridLogDebug << "[Memory debug] freed  : " << memString(s->totalFreed) \
+		<< std::endl;						\
+    }									\
+  profilerCudaMeminfo;
+
+#define profilerAllocate(bytes)						\
+  if (MemoryProfiler::stats)						\
+    {									\
+      auto s = MemoryProfiler::stats;					\
+      s->totalAllocated     += (bytes);					\
+      s->currentlyAllocated += (bytes);					\
+      s->maxAllocated        = std::max(s->maxAllocated, s->currentlyAllocated); \
+    }									\
+  if (MemoryProfiler::debug)						\
+    {									\
+      std::cout << GridLogDebug << "[Memory debug] allocating " << memString(bytes) << std::endl; \
+      profilerDebugPrint;						\
+    }
+
+#define profilerFree(bytes)						\
+  if (MemoryProfiler::stats)						\
+    {									\
+      auto s = MemoryProfiler::stats;					\
+      s->totalFreed         += (bytes);					\
+      s->currentlyAllocated -= (bytes);					\
+    }									\
+  if (MemoryProfiler::debug)						\
+    {									\
+      std::cout << GridLogDebug << "[Memory debug] freeing " << memString(bytes) << std::endl; \
+      profilerDebugPrint;						\
+    }
+
+void check_huge_pages(void *Buf,uint64_t BYTES);
+
+////////////////////////////////////////////////////////////////////
+// A lattice of something, but assume the something is SIMDized.
+////////////////////////////////////////////////////////////////////
+
 template<typename _Tp>
 class alignedAllocator {
 public: 
@@ -53,122 +172,89 @@ public:
   { 
     size_type bytes = __n*sizeof(_Tp);
     profilerAllocate(bytes);
-    _Tp *ptr = (_Tp*) MemoryManager::CpuAllocate(bytes);
+
-    assert( ( (_Tp*)ptr != (_Tp *)NULL ) );
+
+#ifdef POINTER_CACHE
+    _Tp *ptr = (_Tp *) PointerCache::Lookup(bytes);
+#else
+    pointer ptr = nullptr;
+#endif
+
+#ifdef GRID_NVCC
+    ////////////////////////////////////
+    // Unified (managed) memory
+    ////////////////////////////////////
+    if ( ptr == (_Tp *) NULL ) {
+      //      printf(" alignedAllocater cache miss %ld bytes ",bytes);      BACKTRACEFP(stdout);
+      auto err = cudaMallocManaged((void **)&ptr,bytes);
+      if( err != cudaSuccess ) {
+	ptr = (_Tp *) NULL;
+	std::cerr << " cudaMallocManaged failed for " << bytes<<" bytes " <<cudaGetErrorString(err)<< std::endl;
+	assert(0);
+      }
+    } 
+    assert( ptr != (_Tp *)NULL);
+#else 
+    //////////////////////////////////////////////////////////////////////////////////////////
+    // 2MB align; could make option probably doesn't need configurability
+    //////////////////////////////////////////////////////////////////////////////////////////
+  #ifdef HAVE_MM_MALLOC_H
+    if ( ptr == (_Tp *) NULL ) ptr = (_Tp *) _mm_malloc(bytes,GRID_ALLOC_ALIGN);
+  #else
+    if ( ptr == (_Tp *) NULL ) ptr = (_Tp *) memalign(GRID_ALLOC_ALIGN,bytes);
+  #endif
+    assert( ptr != (_Tp *)NULL);
+
+    //////////////////////////////////////////////////
+    // First touch optimise in threaded loop 
+    //////////////////////////////////////////////////
+    uint64_t *cp = (uint64_t *)ptr;
+    thread_for(n,bytes/sizeof(uint64_t), { // need only one touch per page
+      cp[n]=0;
+    });
+#endif
     return ptr;
   }
 
-  void deallocate(pointer __p, size_type __n) 
+  void deallocate(pointer __p, size_type __n) { 
-  { 
     size_type bytes = __n * sizeof(_Tp);
+
     profilerFree(bytes);
-    MemoryManager::CpuFree((void *)__p,bytes);
+
+#ifdef POINTER_CACHE
+    pointer __freeme = (pointer)PointerCache::Insert((void *)__p,bytes);
+#else 
+    pointer __freeme = __p;
+#endif
+
+#ifdef GRID_NVCC
+    if ( __freeme ) cudaFree((void *)__freeme);
+#else 
+  #ifdef HAVE_MM_MALLOC_H
+    if ( __freeme ) _mm_free((void *)__freeme); 
+  #else
+    if ( __freeme ) free((void *)__freeme);
+  #endif
+#endif
   }
 
-  // FIXME: hack for the copy constructor: it must be avoided to avoid single thread loop
+  // FIXME: hack for the copy constructor, eventually it must be avoided
-  void construct(pointer __p, const _Tp& __val) { assert(0);};
+  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 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: 
-  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 uvmAllocator<_Tp1> other; };
-  uvmAllocator() throw() { }
-  uvmAllocator(const uvmAllocator&) throw() { }
-  template<typename _Tp1> uvmAllocator(const uvmAllocator<_Tp1>&) throw() { }
-  ~uvmAllocator() 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::SharedAllocate(bytes);
-    assert( ( (_Tp*)ptr != (_Tp *)NULL ) );
-    return ptr;
-  }
-
-  void deallocate(pointer __p, size_type __n) 
-  { 
-    size_type bytes = __n * sizeof(_Tp);
-    profilerFree(bytes);
-    MemoryManager::SharedFree((void *)__p,bytes);
-  }
-
-  void construct(pointer __p, const _Tp& __val) { new((void *)__p) _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 = devAllocator<T>;
+template<class T> using commAllocator = alignedAllocator<T>;
-template<class T> using Vector     = std::vector<T,uvmAllocator<T> >;           
+template<class T> using Vector     = std::vector<T,alignedAllocator<T> >;           
-template<class T> using commVector = std::vector<T,devAllocator<T> >;
+template<class T> using commVector = std::vector<T,alignedAllocator<T> >;
+template<class T> using Matrix     = std::vector<std::vector<T,alignedAllocator<T> > >;
 
 NAMESPACE_END(Grid);
 
-
+#endif

Grid/allocator/Allocator.h

@@ -1,4 +0,0 @@
-#pragma once
-#include <Grid/allocator/MemoryStats.h>
-#include <Grid/allocator/MemoryManager.h>
-#include <Grid/allocator/AlignedAllocator.h>

Grid/allocator/MemoryManager.cc

@@ -1,254 +0,0 @@
-#include <Grid/GridCore.h>
-
-NAMESPACE_BEGIN(Grid);
-
-/*Allocation types, saying which pointer cache should be used*/
-#define Cpu      (0)
-#define CpuSmall (1)
-#define Acc      (2)
-#define AccSmall (3)
-#define Shared   (4)
-#define SharedSmall (5)
-uint64_t total_shared;
-uint64_t total_device;
-uint64_t total_host;;
-void MemoryManager::PrintBytes(void)
-{
-  std::cout << " MemoryManager : "<<total_shared<<" shared      bytes "<<std::endl;
-  std::cout << " MemoryManager : "<<total_device<<" accelerator bytes "<<std::endl;
-  std::cout << " MemoryManager : "<<total_host  <<" cpu         bytes "<<std::endl;
-}
-
-//////////////////////////////////////////////////////////////////////
-// Data tables for recently freed pooiniter caches
-//////////////////////////////////////////////////////////////////////
-MemoryManager::AllocationCacheEntry MemoryManager::Entries[MemoryManager::NallocType][MemoryManager::NallocCacheMax];
-int MemoryManager::Victim[MemoryManager::NallocType];
-int MemoryManager::Ncache[MemoryManager::NallocType] = { 8, 32, 8, 32, 8, 32 };
-
-//////////////////////////////////////////////////////////////////////
-// Actual allocation and deallocation utils
-//////////////////////////////////////////////////////////////////////
-void *MemoryManager::AcceleratorAllocate(size_t bytes)
-{
-  void *ptr = (void *) Lookup(bytes,Acc);
-  if ( ptr == (void *) NULL ) {
-    ptr = (void *) acceleratorAllocDevice(bytes);
-    total_device+=bytes;
-  }
-  return ptr;
-}
-void  MemoryManager::AcceleratorFree    (void *ptr,size_t bytes)
-{
-  void *__freeme = Insert(ptr,bytes,Acc);
-  if ( __freeme ) {
-    acceleratorFreeDevice(__freeme);
-    total_device-=bytes;
-    //    PrintBytes();
-  }
-}
-void *MemoryManager::SharedAllocate(size_t bytes)
-{
-  void *ptr = (void *) Lookup(bytes,Shared);
-  if ( ptr == (void *) NULL ) {
-    ptr = (void *) acceleratorAllocShared(bytes);
-    total_shared+=bytes;
-    //    std::cout <<"AcceleratorAllocate: allocated Shared pointer "<<std::hex<<ptr<<std::dec<<std::endl;
-    //    PrintBytes();
-  }
-  return ptr;
-}
-void  MemoryManager::SharedFree    (void *ptr,size_t bytes)
-{
-  void *__freeme = Insert(ptr,bytes,Shared);
-  if ( __freeme ) {
-    acceleratorFreeShared(__freeme);
-    total_shared-=bytes;
-    //    PrintBytes();
-  }
-}
-#ifdef GRID_UVM
-void *MemoryManager::CpuAllocate(size_t bytes)
-{
-  void *ptr = (void *) Lookup(bytes,Cpu);
-  if ( ptr == (void *) NULL ) {
-    ptr = (void *) acceleratorAllocShared(bytes);
-    total_host+=bytes;
-  }
-  return ptr;
-}
-void  MemoryManager::CpuFree    (void *_ptr,size_t bytes)
-{
-  NotifyDeletion(_ptr);
-  void *__freeme = Insert(_ptr,bytes,Cpu);
-  if ( __freeme ) { 
-    acceleratorFreeShared(__freeme);
-    total_host-=bytes;
-  }
-}
-#else
-void *MemoryManager::CpuAllocate(size_t bytes)
-{
-  void *ptr = (void *) Lookup(bytes,Cpu);
-  if ( ptr == (void *) NULL ) {
-    ptr = (void *) acceleratorAllocCpu(bytes);
-    total_host+=bytes;
-  }
-  return ptr;
-}
-void  MemoryManager::CpuFree    (void *_ptr,size_t bytes)
-{
-  NotifyDeletion(_ptr);
-  void *__freeme = Insert(_ptr,bytes,Cpu);
-  if ( __freeme ) { 
-    acceleratorFreeCpu(__freeme);
-    total_host-=bytes;
-  }
-}
-#endif
-
-//////////////////////////////////////////
-// call only once
-//////////////////////////////////////////
-void MemoryManager::Init(void)
-{
-
-  char * str;
-  int Nc;
-  int NcS;
-  
-  str= getenv("GRID_ALLOC_NCACHE_LARGE");
-  if ( str ) {
-    Nc = atoi(str);
-    if ( (Nc>=0) && (Nc < NallocCacheMax)) {
-      Ncache[Cpu]=Nc;
-      Ncache[Acc]=Nc;
-      Ncache[Shared]=Nc;
-    }
-  }
-
-  str= getenv("GRID_ALLOC_NCACHE_SMALL");
-  if ( str ) {
-    Nc = atoi(str);
-    if ( (Nc>=0) && (Nc < NallocCacheMax)) {
-      Ncache[CpuSmall]=Nc;
-      Ncache[AccSmall]=Nc;
-      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
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using cudaMallocManaged"<<std::endl;
-#endif
-#ifdef GRID_HIP
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using hipMallocManaged"<<std::endl;
-#endif
-#ifdef GRID_SYCL
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using SYCL malloc_shared"<<std::endl;
-#endif
-#else
-  std::cout << GridLogMessage<< "MemoryManager::Init() Non unified: Caching accelerator data in dedicated memory"<<std::endl;
-#ifdef GRID_CUDA
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using cudaMalloc"<<std::endl;
-#endif
-#ifdef GRID_HIP
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using hipMalloc"<<std::endl;
-#endif
-#ifdef GRID_SYCL
-  std::cout << GridLogMessage<< "MemoryManager::Init() Using SYCL malloc_device"<<std::endl;
-#endif
-#endif
-
-}
-
-void *MemoryManager::Insert(void *ptr,size_t bytes,int type) 
-{
-#ifdef ALLOCATION_CACHE
-  bool small = (bytes < GRID_ALLOC_SMALL_LIMIT);
-  int cache = type + small;
-  return Insert(ptr,bytes,Entries[cache],Ncache[cache],Victim[cache]);  
-#else
-  return ptr;
-#endif
-}
-
-void *MemoryManager::Insert(void *ptr,size_t bytes,AllocationCacheEntry *entries,int ncache,int &victim) 
-{
-  assert(ncache>0);
-#ifdef GRID_OMP
-  assert(omp_in_parallel()==0);
-#endif 
-
-  void * ret = NULL;
-  int v = -1;
-
-  for(int e=0;e<ncache;e++) {
-    if ( entries[e].valid==0 ) {
-      v=e; 
-      break;
-    }
-  }
-
-  if ( v==-1 ) {
-    v=victim;
-    victim = (victim+1)%ncache;
-  }
-
-  if ( entries[v].valid ) {
-    ret = entries[v].address;
-    entries[v].valid = 0;
-    entries[v].address = NULL;
-    entries[v].bytes = 0;
-  }
-
-  entries[v].address=ptr;
-  entries[v].bytes  =bytes;
-  entries[v].valid  =1;
-
-  return ret;
-}
-
-void *MemoryManager::Lookup(size_t bytes,int type)
-{
-#ifdef ALLOCATION_CACHE
-  bool small = (bytes < GRID_ALLOC_SMALL_LIMIT);
-  int cache = type+small;
-  return Lookup(bytes,Entries[cache],Ncache[cache]);
-#else
-  return NULL;
-#endif
-}
-
-void *MemoryManager::Lookup(size_t bytes,AllocationCacheEntry *entries,int ncache) 
-{
-  assert(ncache>0);
-#ifdef GRID_OMP
-  assert(omp_in_parallel()==0);
-#endif 
-  for(int e=0;e<ncache;e++){
-    if ( entries[e].valid && ( entries[e].bytes == bytes ) ) {
-      entries[e].valid = 0;
-      return entries[e].address;
-    }
-  }
-  return NULL;
-}
-
-
-NAMESPACE_END(Grid);
-

Grid/allocator/MemoryManager.h

@@ -1,182 +0,0 @@
-/*************************************************************************************
-
-    Grid physics library, www.github.com/paboyle/Grid 
-
-    Source file: ./lib/MemoryManager.h
-
-    Copyright (C) 2015
-
-Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
-Author: Peter Boyle <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 <list> 
-#include <unordered_map>  
-
-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*/
-////////////////////////////////////////////////////////////////////////////
-// Advise the LatticeAccelerator class
-////////////////////////////////////////////////////////////////////////////
-enum ViewAdvise {
- AdviseDefault       = 0x0,    // Regular data
- AdviseInfrequentUse = 0x1     // Advise that the data is used infrequently.  This can
-                               // significantly influence performance of bulk storage.
- 
- // AdviseTransient      = 0x2,   // Data will mostly be read.  On some architectures
-                               // enables read-only copies of memory to be kept on
-                               // host and device.
-
- // AdviseAcceleratorWriteDiscard = 0x4  // Field will be written in entirety on device
-
-};
-
-////////////////////////////////////////////////////////////////////////////
-// View Access Mode
-////////////////////////////////////////////////////////////////////////////
-enum ViewMode {
-  AcceleratorRead  = 0x01,
-  AcceleratorWrite = 0x02,
-  AcceleratorWriteDiscard = 0x04,
-  CpuRead  = 0x08,
-  CpuWrite = 0x10,
-  CpuWriteDiscard = 0x10 // same for now
-};
-
-class MemoryManager {
-private:
-
-  ////////////////////////////////////////////////////////////
-  // For caching recently freed allocations
-  ////////////////////////////////////////////////////////////
-  typedef struct { 
-    void *address;
-    size_t bytes;
-    int valid;
-  } AllocationCacheEntry;
-
-  static const int NallocCacheMax=128; 
-  static const int NallocType=6;
-  static AllocationCacheEntry Entries[NallocType][NallocCacheMax];
-  static int Victim[NallocType];
-  static int Ncache[NallocType];
-
-  /////////////////////////////////////////////////
-  // Free pool
-  /////////////////////////////////////////////////
-  static void *Insert(void *ptr,size_t bytes,int type) ;
-  static void *Lookup(size_t bytes,int type) ;
-  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 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);
-  static void  CpuFree    (void *ptr,size_t bytes);
-
-  ////////////////////////////////////////////////////////
-  // Footprint tracking
-  ////////////////////////////////////////////////////////
-  static uint64_t     DeviceBytes;
-  static uint64_t     DeviceLRUBytes;
-  static uint64_t     DeviceMaxBytes;
-  static uint64_t     HostToDeviceBytes;
-  static uint64_t     DeviceToHostBytes;
-  static uint64_t     HostToDeviceXfer;
-  static uint64_t     DeviceToHostXfer;
- 
- private:
-#ifndef GRID_UVM
-  //////////////////////////////////////////////////////////////////////
-  // Data tables for ViewCache
-  //////////////////////////////////////////////////////////////////////
-  typedef std::list<uint64_t> LRU_t;
-  typedef typename LRU_t::iterator LRUiterator;
-  typedef struct { 
-    int        LRU_valid;
-    LRUiterator LRU_entry;
-    uint64_t CpuPtr;
-    uint64_t AccPtr;
-    size_t   bytes;
-    uint32_t transient;
-    uint32_t state;
-    uint32_t accLock;
-    uint32_t cpuLock;
-  } AcceleratorViewEntry;
-  
-  typedef std::unordered_map<uint64_t,AcceleratorViewEntry> AccViewTable_t;
-  typedef typename AccViewTable_t::iterator AccViewTableIterator ;
-
-  static AccViewTable_t AccViewTable;
-  static LRU_t LRU;
-
-  /////////////////////////////////////////////////
-  // Device motion
-  /////////////////////////////////////////////////
-  static void  Create(uint64_t CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint);
-  static void  EvictVictims(uint64_t bytes); // Frees up <bytes>
-  static void  Evict(AcceleratorViewEntry &AccCache);
-  static void  Flush(AcceleratorViewEntry &AccCache);
-  static void  Clone(AcceleratorViewEntry &AccCache);
-  static void  AccDiscard(AcceleratorViewEntry &AccCache);
-  static void  CpuDiscard(AcceleratorViewEntry &AccCache);
-
-  //  static void  LRUupdate(AcceleratorViewEntry &AccCache);
-  static void  LRUinsert(AcceleratorViewEntry &AccCache);
-  static void  LRUremove(AcceleratorViewEntry &AccCache);
-  
-  // manage entries in the table
-  static int                  EntryPresent(uint64_t CpuPtr);
-  static void                 EntryCreate(uint64_t CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint);
-  static void                 EntryErase (uint64_t CpuPtr);
-  static AccViewTableIterator EntryLookup(uint64_t CpuPtr);
-  static void                 EntrySet   (uint64_t CpuPtr,AcceleratorViewEntry &entry);
-
-  static void     AcceleratorViewClose(uint64_t AccPtr);
-  static uint64_t AcceleratorViewOpen(uint64_t  CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint);
-  static void     CpuViewClose(uint64_t Ptr);
-  static uint64_t CpuViewOpen(uint64_t  CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint);
-#endif
-  static void NotifyDeletion(void * CpuPtr);
-
- public:
-  static void Print(void);
-  static int   isOpen   (void* CpuPtr);
-  static void  ViewClose(void* CpuPtr,ViewMode mode);
-  static void *ViewOpen (void* CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint);
-
-};
-
-NAMESPACE_END(Grid);
-
-

Grid/allocator/MemoryManagerCache.cc

@@ -1,468 +0,0 @@
-#include <Grid/GridCore.h>
-
-#ifndef GRID_UVM
-
-#warning "Using explicit device memory copies"
-NAMESPACE_BEGIN(Grid);
-#define dprintf(...)
-
-////////////////////////////////////////////////////////////
-// For caching copies of data on device
-////////////////////////////////////////////////////////////
-MemoryManager::AccViewTable_t MemoryManager::AccViewTable;
-MemoryManager::LRU_t MemoryManager::LRU;
-  
-////////////////////////////////////////////////////////
-// Footprint tracking
-////////////////////////////////////////////////////////
-uint64_t  MemoryManager::DeviceBytes;
-uint64_t  MemoryManager::DeviceLRUBytes;
-uint64_t  MemoryManager::DeviceMaxBytes = 1024*1024*128;
-uint64_t  MemoryManager::HostToDeviceBytes;
-uint64_t  MemoryManager::DeviceToHostBytes;
-uint64_t  MemoryManager::HostToDeviceXfer;
-uint64_t  MemoryManager::DeviceToHostXfer;
-
-////////////////////////////////////
-// Priority ordering for unlocked entries
-//  Empty
-//  CpuDirty 
-//  Consistent
-//  AccDirty
-////////////////////////////////////
-#define Empty         (0x0)  /*Entry unoccupied  */
-#define CpuDirty      (0x1)  /*CPU copy is golden, Acc buffer MAY not be allocated*/
-#define Consistent    (0x2)  /*ACC copy AND CPU copy are valid */
-#define AccDirty      (0x4)  /*ACC copy is golden */
-#define EvictNext     (0x8)  /*Priority for eviction*/
-
-/////////////////////////////////////////////////
-// Mechanics of data table maintenance
-/////////////////////////////////////////////////
-int   MemoryManager::EntryPresent(uint64_t CpuPtr)
-{
-  if(AccViewTable.empty()) return 0;
-
-  auto count = AccViewTable.count(CpuPtr);  assert((count==0)||(count==1));
-  return count;
-}
-void  MemoryManager::EntryCreate(uint64_t CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint)
-{
-  assert(!EntryPresent(CpuPtr));
-  AcceleratorViewEntry AccCache;
-  AccCache.CpuPtr = CpuPtr;
-  AccCache.AccPtr = (uint64_t)NULL;
-  AccCache.bytes  = bytes;
-  AccCache.state  = CpuDirty;
-  AccCache.LRU_valid=0;
-  AccCache.transient=0;
-  AccCache.accLock=0;
-  AccCache.cpuLock=0;
-  AccViewTable[CpuPtr] = AccCache;
-}
-MemoryManager::AccViewTableIterator MemoryManager::EntryLookup(uint64_t CpuPtr)
-{
-  assert(EntryPresent(CpuPtr));
-  auto AccCacheIterator = AccViewTable.find(CpuPtr);
-  assert(AccCacheIterator!=AccViewTable.end());
-  return AccCacheIterator;
-}
-void MemoryManager::EntryErase(uint64_t CpuPtr)
-{
-  auto AccCache = EntryLookup(CpuPtr);
-  AccViewTable.erase(CpuPtr);
-}
-void  MemoryManager::LRUinsert(AcceleratorViewEntry &AccCache)
-{
-  assert(AccCache.LRU_valid==0);
-  if (AccCache.transient) { 
-    LRU.push_back(AccCache.CpuPtr);
-    AccCache.LRU_entry = --LRU.end();
-  } else {
-    LRU.push_front(AccCache.CpuPtr);
-    AccCache.LRU_entry = LRU.begin();
-  }
-  AccCache.LRU_valid = 1;
-  DeviceLRUBytes+=AccCache.bytes;
-}
-void  MemoryManager::LRUremove(AcceleratorViewEntry &AccCache)
-{
-  assert(AccCache.LRU_valid==1);
-  LRU.erase(AccCache.LRU_entry);
-  AccCache.LRU_valid = 0;
-  DeviceLRUBytes-=AccCache.bytes;
-}
-/////////////////////////////////////////////////
-// Accelerator cache motion & consistency logic
-/////////////////////////////////////////////////
-void MemoryManager::AccDiscard(AcceleratorViewEntry &AccCache)
-{
-  ///////////////////////////////////////////////////////////
-  // Remove from Accelerator, remove entry, without flush
-  // Cannot be locked. If allocated Must be in LRU pool.
-  ///////////////////////////////////////////////////////////
-  assert(AccCache.state!=Empty);
-  
-  //  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);
-  if(AccCache.AccPtr) {
-    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);  
-  }
-  uint64_t CpuPtr = AccCache.CpuPtr;
-  EntryErase(CpuPtr);
-}
-
-void MemoryManager::Evict(AcceleratorViewEntry &AccCache)
-{
-  ///////////////////////////////////////////////////////////////////////////
-  // Make CPU consistent, remove from Accelerator, remove entry
-  // Cannot be locked. If allocated must be in LRU pool.
-  ///////////////////////////////////////////////////////////////////////////
-  assert(AccCache.state!=Empty);
-  
-  //  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) {
-    Flush(AccCache);
-  }
-  assert(AccCache.CpuPtr!=(uint64_t)NULL);
-  if(AccCache.AccPtr) {
-    AcceleratorFree((void *)AccCache.AccPtr,AccCache.bytes);
-    DeviceBytes   -=AccCache.bytes;
-    LRUremove(AccCache);
-    //    dprintf("MemoryManager: Free(%llx) footprint now %lld \n",(uint64_t)AccCache.AccPtr,DeviceBytes);  
-  }
-  uint64_t CpuPtr = AccCache.CpuPtr;
-  EntryErase(CpuPtr);
-}
-void MemoryManager::Flush(AcceleratorViewEntry &AccCache)
-{
-  assert(AccCache.state==AccDirty);
-  assert(AccCache.cpuLock==0);
-  assert(AccCache.accLock==0);
-  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);
-  DeviceToHostBytes+=AccCache.bytes;
-  DeviceToHostXfer++;
-  AccCache.state=Consistent;
-}
-void MemoryManager::Clone(AcceleratorViewEntry &AccCache)
-{
-  assert(AccCache.state==CpuDirty);
-  assert(AccCache.cpuLock==0);
-  assert(AccCache.accLock==0);
-  assert(AccCache.CpuPtr!=(uint64_t)NULL);
-  if(AccCache.AccPtr==(uint64_t)NULL){
-    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);
-  acceleratorCopyToDevice((void *)AccCache.CpuPtr,(void *)AccCache.AccPtr,AccCache.bytes);
-  HostToDeviceBytes+=AccCache.bytes;
-  HostToDeviceXfer++;
-  AccCache.state=Consistent;
-}
-
-void MemoryManager::CpuDiscard(AcceleratorViewEntry &AccCache)
-{
-  assert(AccCache.state!=Empty);
-  assert(AccCache.cpuLock==0);
-  assert(AccCache.accLock==0);
-  assert(AccCache.CpuPtr!=(uint64_t)NULL);
-  if(AccCache.AccPtr==(uint64_t)NULL){
-    AccCache.AccPtr=(uint64_t)AcceleratorAllocate(AccCache.bytes);
-    DeviceBytes+=AccCache.bytes;
-  }
-  AccCache.state=AccDirty;
-}
-
-/////////////////////////////////////////////////////////////////////////////////
-// View management
-/////////////////////////////////////////////////////////////////////////////////
-void MemoryManager::ViewClose(void* Ptr,ViewMode mode)
-{
-  if( (mode==AcceleratorRead)||(mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard) ){
-    AcceleratorViewClose((uint64_t)Ptr);
-  } else if( (mode==CpuRead)||(mode==CpuWrite)){
-    CpuViewClose((uint64_t)Ptr);
-  } else { 
-    assert(0);
-  }
-}
-void *MemoryManager::ViewOpen(void* _CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint)
-{
-  uint64_t CpuPtr = (uint64_t)_CpuPtr;
-  if( (mode==AcceleratorRead)||(mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard) ){
-    return (void *) AcceleratorViewOpen(CpuPtr,bytes,mode,hint);
-  } else if( (mode==CpuRead)||(mode==CpuWrite)){
-    return (void *)CpuViewOpen(CpuPtr,bytes,mode,hint);
-  } else { 
-    assert(0);
-    return NULL;
-  }
-}
-void  MemoryManager::EvictVictims(uint64_t bytes)
-{
-  while(bytes+DeviceLRUBytes > DeviceMaxBytes){
-    if ( DeviceLRUBytes > 0){
-      assert(LRU.size()>0);
-      uint64_t victim = LRU.back();
-      auto AccCacheIterator = EntryLookup(victim);
-      auto & AccCache = AccCacheIterator->second;
-      Evict(AccCache);
-    }
-  }
-}
-uint64_t MemoryManager::AcceleratorViewOpen(uint64_t CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint)
-{
-  ////////////////////////////////////////////////////////////////////////////
-  // 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;
-  
-  assert((mode==AcceleratorRead)||(mode==AcceleratorWrite)||(mode==AcceleratorWriteDiscard));
-
-  assert(AccCache.cpuLock==0);  // Programming error
-
-  if(AccCache.state!=Empty) {
-    assert(AccCache.CpuPtr == CpuPtr);
-    assert(AccCache.bytes  ==bytes);
-  }
-/*
- *  State transitions and actions
- *
- *  Action  State   StateNext         Flush    Clone
- *
- *  AccRead  Empty   Consistent        -        Y
- *  AccWrite Empty   AccDirty          -        Y
- *  AccRead  CpuDirty Consistent       -        Y
- *  AccWrite CpuDirty AccDirty         -        Y
- *  AccRead  Consistent Consistent     -        - 
- *  AccWrite Consistent AccDirty       -        - 
- *  AccRead  AccDirty   AccDirty       -        - 
- *  AccWrite AccDirty   AccDirty       -        - 
- */
-  if(AccCache.state==Empty) {
-    assert(AccCache.LRU_valid==0);
-    AccCache.CpuPtr = CpuPtr;
-    AccCache.AccPtr = (uint64_t)NULL;
-    AccCache.bytes  = bytes;
-    AccCache.state  = CpuDirty;   // Cpu starts primary
-    if(mode==AcceleratorWriteDiscard){
-      CpuDiscard(AccCache);
-      AccCache.state  = AccDirty;   // Empty + AcceleratorWrite=> AccDirty
-    } else if(mode==AcceleratorWrite){
-      Clone(AccCache);
-      AccCache.state  = AccDirty;   // Empty + AcceleratorWrite=> AccDirty
-    } else {
-      Clone(AccCache);
-      AccCache.state  = Consistent; // Empty + AccRead => Consistent
-    }
-    AccCache.accLock= 1;
-  } else if(AccCache.state==CpuDirty ){
-    if(mode==AcceleratorWriteDiscard) {
-      CpuDiscard(AccCache);
-      AccCache.state  = AccDirty;   // CpuDirty + AcceleratorWrite=> AccDirty
-    } else if(mode==AcceleratorWrite) {
-      Clone(AccCache);
-      AccCache.state  = AccDirty;   // CpuDirty + AcceleratorWrite=> AccDirty
-    } else {
-      Clone(AccCache);
-      AccCache.state  = Consistent; // CpuDirty + AccRead => Consistent
-    }
-    AccCache.accLock++;
-    //    printf("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);
-  } 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);
-  } else {
-    assert(0);
-  }
-
-  // If view is opened on device remove from LRU
-  if(AccCache.LRU_valid==1){
-    // must possibly remove from LRU as now locked on GPU
-    LRUremove(AccCache);
-  }
-
-  int transient =hint;
-  AccCache.transient= transient? EvictNext : 0;
-
-  return AccCache.AccPtr;
-}
-////////////////////////////////////
-// look up & decrement lock count
-////////////////////////////////////
-void MemoryManager::AcceleratorViewClose(uint64_t CpuPtr)
-{
-  auto AccCacheIterator = EntryLookup(CpuPtr);
-  auto & AccCache = AccCacheIterator->second;
-
-  assert(AccCache.cpuLock==0);
-  assert(AccCache.accLock>0);
-
-  AccCache.accLock--;
-
-  // Move to LRU queue if not locked and close on device
-  if(AccCache.accLock==0) {
-    LRUinsert(AccCache);
-  }
-}
-void MemoryManager::CpuViewClose(uint64_t CpuPtr)
-{
-  auto AccCacheIterator = EntryLookup(CpuPtr);
-  auto & AccCache = AccCacheIterator->second;
-
-  assert(AccCache.cpuLock>0);
-  assert(AccCache.accLock==0);
-
-  AccCache.cpuLock--;
-}
-/*
- *  Action  State   StateNext         Flush    Clone
- *
- *  CpuRead  Empty   CpuDirty          -        -
- *  CpuWrite Empty   CpuDirty          -        -
- *  CpuRead  CpuDirty CpuDirty         -        -
- *  CpuWrite CpuDirty CpuDirty         -        - 
- *  CpuRead  Consistent Consistent     -        - 
- *  CpuWrite Consistent CpuDirty       -        - 
- *  CpuRead  AccDirty   Consistent     Y        -
- *  CpuWrite AccDirty   CpuDirty       Y        -
- */
-uint64_t MemoryManager::CpuViewOpen(uint64_t CpuPtr,size_t bytes,ViewMode mode,ViewAdvise transient)
-{
-  ////////////////////////////////////////////////////////////////////////////
-  // 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;
-  
-  assert((mode==CpuRead)||(mode==CpuWrite));
-  assert(AccCache.accLock==0);  // Programming error
-
-  if(AccCache.state!=Empty) {
-    assert(AccCache.CpuPtr == CpuPtr);
-    assert(AccCache.bytes==bytes);
-  }
-
-  if(AccCache.state==Empty) {
-    AccCache.CpuPtr = CpuPtr;
-    AccCache.AccPtr = (uint64_t)NULL;
-    AccCache.bytes  = bytes;
-    AccCache.state  = CpuDirty; // Empty + CpuRead/CpuWrite => CpuDirty
-    AccCache.accLock= 0;
-    AccCache.cpuLock= 1;
-  } else if(AccCache.state==CpuDirty ){
-    // AccPtr dont care, deferred allocate
-    AccCache.state = CpuDirty; // CpuDirty +CpuRead/CpuWrite => CpuDirty
-    AccCache.cpuLock++;
-  } else if(AccCache.state==Consistent) {
-    assert(AccCache.AccPtr != (uint64_t)NULL);
-    if(mode==CpuWrite)
-      AccCache.state = CpuDirty;   // Consistent +CpuWrite => CpuDirty
-    else 
-      AccCache.state = Consistent; // Consistent +CpuRead  => Consistent
-    AccCache.cpuLock++;
-  } else if(AccCache.state==AccDirty) {
-    assert(AccCache.AccPtr != (uint64_t)NULL);
-    Flush(AccCache);
-    if(mode==CpuWrite) AccCache.state = CpuDirty;   // AccDirty +CpuWrite => CpuDirty, Flush
-    else            AccCache.state = Consistent; // AccDirty +CpuRead  => Consistent, Flush
-    AccCache.cpuLock++;
-  } else {
-    assert(0); // should be unreachable
-  }
-
-  AccCache.transient= transient? EvictNext : 0;
-
-  return AccCache.CpuPtr;
-}
-void  MemoryManager::NotifyDeletion(void *_ptr)
-{
-  // Look up in ViewCache
-  uint64_t ptr = (uint64_t)_ptr;
-  if(EntryPresent(ptr)) {
-    auto e = EntryLookup(ptr);
-    AccDiscard(e->second);
-  }
-}
-void  MemoryManager::Print(void)
-{
-  std::cout << GridLogDebug << "--------------------------------------------" << std::endl;
-  std::cout << GridLogDebug << "Memory Manager                             " << std::endl;
-  std::cout << GridLogDebug << "--------------------------------------------" << std::endl;
-  std::cout << GridLogDebug << DeviceBytes   << " bytes allocated on device " << std::endl;
-  std::cout << GridLogDebug << DeviceLRUBytes<< " bytes evictable on device " << std::endl;
-  std::cout << GridLogDebug << DeviceMaxBytes<< " bytes max on device       " << std::endl;
-  std::cout << GridLogDebug << HostToDeviceXfer << " transfers        to   device " << std::endl;
-  std::cout << GridLogDebug << DeviceToHostXfer << " transfers        from device " << std::endl;
-  std::cout << GridLogDebug << HostToDeviceBytes<< " bytes transfered to   device " << std::endl;
-  std::cout << GridLogDebug << DeviceToHostBytes<< " bytes transfered from device " << std::endl;
-  std::cout << GridLogDebug << AccViewTable.size()<< " vectors " << LRU.size()<<" evictable"<< std::endl;
-  std::cout << GridLogDebug << "--------------------------------------------" << std::endl;
-  std::cout << GridLogDebug << "CpuAddr\t\tAccAddr\t\tState\t\tcpuLock\taccLock\tLRU_valid "<<std::endl;
-  std::cout << GridLogDebug << "--------------------------------------------" << std::endl;
-  for(auto it=AccViewTable.begin();it!=AccViewTable.end();it++){
-    auto &AccCache = it->second;
-    
-    std::string str;
-    if ( AccCache.state==Empty    ) str = std::string("Empty");
-    if ( AccCache.state==CpuDirty ) str = std::string("CpuDirty");
-    if ( AccCache.state==AccDirty ) str = std::string("AccDirty");
-    if ( AccCache.state==Consistent)str = std::string("Consistent");
-
-    std::cout << GridLogDebug << "0x"<<std::hex<<AccCache.CpuPtr<<std::dec
-	      << "\t0x"<<std::hex<<AccCache.AccPtr<<std::dec<<"\t" <<str
-	      << "\t" << AccCache.cpuLock
-	      << "\t" << AccCache.accLock
-	      << "\t" << AccCache.LRU_valid<<std::endl;
-  }
-  std::cout << GridLogDebug << "--------------------------------------------" << std::endl;
-
-};
-int   MemoryManager::isOpen   (void* _CpuPtr) 
-{ 
-  uint64_t CpuPtr = (uint64_t)_CpuPtr;
-  if ( EntryPresent(CpuPtr) ){
-    auto AccCacheIterator = EntryLookup(CpuPtr);
-    auto & AccCache = AccCacheIterator->second;
-    return AccCache.cpuLock+AccCache.accLock;
-  } else { 
-    return 0;
-  }
-}
-
-NAMESPACE_END(Grid);
-
-#endif

Grid/allocator/MemoryManagerShared.cc

@@ -1,24 +0,0 @@
-#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
-/////////////////////////////////////////////////////////////////////////////////
-uint64_t  MemoryManager::DeviceBytes;
-uint64_t  MemoryManager::DeviceLRUBytes;
-uint64_t  MemoryManager::DeviceMaxBytes = 1024*1024*128;
-uint64_t  MemoryManager::HostToDeviceBytes;
-uint64_t  MemoryManager::DeviceToHostBytes;
-uint64_t  MemoryManager::HostToDeviceXfer;
-uint64_t  MemoryManager::DeviceToHostXfer;
-
-void  MemoryManager::ViewClose(void* AccPtr,ViewMode mode){};
-void *MemoryManager::ViewOpen(void* CpuPtr,size_t bytes,ViewMode mode,ViewAdvise hint){ return CpuPtr; };
-int   MemoryManager::isOpen   (void* CpuPtr) { return 0;}
-void  MemoryManager::Print(void){};
-void  MemoryManager::NotifyDeletion(void *ptr){};
-
-NAMESPACE_END(Grid);
-#endif

Grid/allocator/MemoryStats.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/MemoryStats.h

@@ -1,95 +0,0 @@
-/*************************************************************************************
-
-    Grid physics library, www.github.com/paboyle/Grid 
-
-    Source file: ./lib/MemoryStats.h
-
-    Copyright (C) 2015
-
-Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
-Author: Peter Boyle <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
-
-
-NAMESPACE_BEGIN(Grid);
-
-std::string sizeString(size_t bytes);
-
-struct MemoryStats
-{
-  size_t totalAllocated{0}, maxAllocated{0}, 
-    currentlyAllocated{0}, totalFreed{0};
-};
-    
-class MemoryProfiler
-{
-public:
-  static MemoryStats *stats;
-  static bool        debug;
-};
-
-#define memString(bytes) std::to_string(bytes) + " (" + sizeString(bytes) + ")"
-#define profilerDebugPrint						\
-  if (MemoryProfiler::stats)						\
-    {									\
-      auto s = MemoryProfiler::stats;					\
-      std::cout << GridLogDebug << "[Memory debug] Stats " << MemoryProfiler::stats << std::endl; \
-      std::cout << GridLogDebug << "[Memory debug] total  : " << memString(s->totalAllocated) \
-		<< std::endl;						\
-      std::cout << GridLogDebug << "[Memory debug] max    : " << memString(s->maxAllocated) \
-		<< std::endl;						\
-      std::cout << GridLogDebug << "[Memory debug] current: " << memString(s->currentlyAllocated) \
-		<< std::endl;						\
-      std::cout << GridLogDebug << "[Memory debug] freed  : " << memString(s->totalFreed) \
-		<< std::endl;						\
-    }
-
-#define profilerAllocate(bytes)						\
-  if (MemoryProfiler::stats)						\
-    {									\
-      auto s = MemoryProfiler::stats;					\
-      s->totalAllocated     += (bytes);					\
-      s->currentlyAllocated += (bytes);					\
-      s->maxAllocated        = std::max(s->maxAllocated, s->currentlyAllocated); \
-    }									\
-  if (MemoryProfiler::debug)						\
-    {									\
-      std::cout << GridLogDebug << "[Memory debug] allocating " << memString(bytes) << std::endl; \
-      profilerDebugPrint;						\
-    }
-
-#define profilerFree(bytes)						\
-  if (MemoryProfiler::stats)						\
-    {									\
-      auto s = MemoryProfiler::stats;					\
-      s->totalFreed         += (bytes);					\
-      s->currentlyAllocated -= (bytes);					\
-    }									\
-  if (MemoryProfiler::debug)						\
-    {									\
-      std::cout << GridLogDebug << "[Memory debug] freeing " << memString(bytes) << std::endl; \
-      profilerDebugPrint;						\
-    }
-
-void check_huge_pages(void *Buf,uint64_t BYTES);
-
-NAMESPACE_END(Grid);
-

Grid/cartesian/Cartesian_base.h

@@ -81,7 +81,6 @@ public:
 
   bool _isCheckerBoarded; 
   int        LocallyPeriodic;
-  Coordinate _checker_dim_mask;
 
 public:
 

Grid/cartesian/Cartesian_full.h

@@ -38,7 +38,6 @@ class GridCartesian: public GridBase {
 
 public:
   int dummy;
-  Coordinate _checker_dim_mask;
   virtual int  CheckerBoardFromOindexTable (int Oindex) {
     return 0;
   }
@@ -105,7 +104,6 @@ public:
     _ldimensions.resize(_ndimension);
     _rdimensions.resize(_ndimension);
     _simd_layout.resize(_ndimension);
-    _checker_dim_mask.resize(_ndimension);;
     _lstart.resize(_ndimension);
     _lend.resize(_ndimension);
 
@@ -116,8 +114,6 @@ public:
 
     for (int d = 0; d < _ndimension; d++)
       {
-	_checker_dim_mask[d]=0;
-
         _fdimensions[d] = dimensions[d];   // Global dimensions
         _gdimensions[d] = _fdimensions[d]; // Global dimensions
         _simd_layout[d] = simd_layout[d];

Grid/cartesian/Cartesian_red_black.h

@@ -35,28 +35,12 @@ static const int CbRed  =0;
 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)
-{
-  int nd=rdim.size();
-  Coordinate coor(nd);
-
-  Lexicographic::CoorFromIndex(coor,oindex,rdim);
-
-  int linear=0;
-  for(int d=0;d<nd;d++){
-    if(chk_dim_msk[d])
-      linear=linear+coor[d];
-  }
-  return (linear&0x1);
-}
-
     
 // Specialise this for red black grids storing half the data like a chess board.
 class GridRedBlackCartesian : public GridBase
 {
 public:
-  //  Coordinate _checker_dim_mask;
+  Coordinate _checker_dim_mask;
   int              _checker_dim;
   std::vector<int> _checker_board;
 

Grid/communicator/Communicator_base.h

@@ -138,6 +138,21 @@ 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;
@@ -43,16 +43,8 @@ void CartesianCommunicator::Init(int *argc, char ***argv)
 
   MPI_Initialized(&flag); // needed to coexist with other libs apparently
   if ( !flag ) {
-
-#if defined (TOFU) // FUGAKU, credits go to Issaku Kanamori
-    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);
@@ -99,7 +91,7 @@ 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;
   ////////////////////////////////////////////////////
@@ -118,7 +110,7 @@ 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);
@@ -135,7 +127,7 @@ 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);
 
@@ -157,13 +149,13 @@ 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
@@ -188,11 +180,11 @@ 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;
@@ -253,7 +245,7 @@ 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);
@@ -302,28 +294,60 @@ void CartesianCommunicator::SendToRecvFrom(void *xmit,
 					   int bytes)
 {
   std::vector<CommsRequest_t> reqs(0);
-  unsigned long  xcrc = crc32(0L, Z_NULL, 0);
+  //    unsigned long  xcrc = crc32(0L, Z_NULL, 0);
-  unsigned long  rcrc = 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)
+{
   int myrank = _processor;
   int ierr;
 
-  // Enforce no UVM in comms, device or host OK
+  if ( CommunicatorPolicy == CommunicatorPolicyConcurrent ) { 
-  assert(acceleratorIsCommunicable(xmit));
+    MPI_Request xrq;
-  assert(acceleratorIsCommunicable(recv));
+    MPI_Request rrq;
 
-  // Give the CPU to MPI immediately; can use threads to overlap optionally
+    ierr =MPI_Irecv(recv, bytes, MPI_CHAR,from,from,communicator,&rrq);
-  //  printf("proc %d SendToRecvFrom %d bytes Sendrecv \n",_processor,bytes);
+    ierr|=MPI_Isend(xmit, bytes, MPI_CHAR,dest,_processor,communicator,&xrq);
-  ierr=MPI_Sendrecv(xmit,bytes,MPI_CHAR,dest,myrank,
+    
-		    recv,bytes,MPI_CHAR,from, from,
+    assert(ierr==0);
-		    communicator,MPI_STATUS_IGNORE);
+    list.push_back(xrq);
-  assert(ierr==0);
+    list.push_back(rrq);
-
+  } else { 
-  //  xcrc = crc32(xcrc,(unsigned char *)xmit,bytes);
+    // Give the CPU to MPI immediately; can use threads to overlap optionally
-  //  rcrc = crc32(rcrc,(unsigned char *)recv,bytes);
+    ierr=MPI_Sendrecv(xmit,bytes,MPI_CHAR,dest,myrank,
-  //  printf("proc %d SendToRecvFrom %d bytes xcrc %lx rcrc %lx\n",_processor,bytes,xcrc,rcrc); fflush
+		      recv,bytes,MPI_CHAR,from, from,
+		      communicator,MPI_STATUS_IGNORE);
+    assert(ierr==0);
+  }
 }
-// Basic Halo comms primitive
+
 double CartesianCommunicator::StencilSendToRecvFrom( void *xmit,
 						     int dest,
 						     void *recv,
@@ -343,7 +367,7 @@ 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;
@@ -373,13 +397,21 @@ double CartesianCommunicator::StencilSendToRecvFromBegin(std::vector<CommsReques
     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> &list,int dir)
+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)
 {
   int nreq=list.size();
 
@@ -390,13 +422,6 @@ void CartesianCommunicator::StencilSendToRecvFromComplete(std::vector<CommsReque
   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);
@@ -411,8 +436,8 @@ void CartesianCommunicator::Broadcast(int root,void* data, int bytes)
 		     communicator);
   assert(ierr==0);
 }
-int CartesianCommunicator::RankWorld(void){
+int CartesianCommunicator::RankWorld(void){ 
-  int r;
+  int r; 
   MPI_Comm_rank(communicator_world,&r);
   return r;
 }
@@ -445,7 +470,7 @@ 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;
@@ -458,3 +483,5 @@ void CartesianCommunicator::AllToAll(void  *in,void *out,uint64_t words,uint64_t
 }
 
 NAMESPACE_END(Grid);
+
+

Grid/communicator/Communicator_none.cc

@@ -77,6 +77,15 @@ 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,
@@ -87,6 +96,20 @@ 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);
@@ -114,6 +137,10 @@ 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,
@@ -123,10 +150,13 @@ 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/SharedMemoryMPI.cc

@@ -29,12 +29,9 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #include <Grid/GridCore.h>
 #include <pwd.h>
 
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
 #include <cuda_runtime_api.h>
 #endif
-#ifdef GRID_HIP
-#include <hip/hip_runtime_api.h>
-#endif
 
 NAMESPACE_BEGIN(Grid); 
 #define header "SharedMemoryMpi: "
@@ -50,12 +47,7 @@ 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);
 
@@ -178,24 +170,17 @@ void GlobalSharedMemory::GetShmDims(const Coordinate &WorldDims,Coordinate &ShmD
   std::vector<int> primes({2,3,5});
 
   int dim = 0;
-  int last_dim = ndimension - 1;
   int AutoShmSize = 1;
   while(AutoShmSize != WorldShmSize) {
-    int p;
+    for(int p=0;p<primes.size();p++) {
-    for(p=0;p<primes.size();p++) {
       int prime=primes[p];
       if ( divides(prime,WorldDims[dim]/ShmDims[dim])
         && divides(prime,WorldShmSize/AutoShmSize)  ) {
 	AutoShmSize*=prime;
 	ShmDims[dim]*=prime;
-	last_dim = dim;
 	break;
       }
     }
-    if (p == primes.size() && last_dim == dim) {
-      std::cerr << "GlobalSharedMemory::GetShmDims failed" << std::endl;
-      exit(EXIT_FAILURE);
-    }
     dim=(dim+1) %ndimension;
   }
 }
@@ -428,7 +413,7 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 ////////////////////////////////////////////////////////////////////////////////////////////
 // Hugetlbfs mapping intended
 ////////////////////////////////////////////////////////////////////////////////////////////
-#if defined(GRID_CUDA) ||defined(GRID_HIP)
+#ifdef GRID_NVCC
 void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 {
   void * ShmCommBuf ; 
@@ -448,18 +433,27 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
   //////////////////////////////////////////////////////////////////////////////////////////////////////////
   //  cudaDeviceGetP2PAttribute(&perfRank, cudaDevP2PAttrPerformanceRank, device1, device2);
 
+#ifdef GRID_IBM_SUMMIT
+  // IBM Jsrun makes cuda Device numbering screwy and not match rank
+    std::cout << "IBM Summit or similar - NOT setting device to WorldShmRank"<<std::endl;
+#else
+    std::cout << "setting device to WorldShmRank"<<std::endl;
+    cudaSetDevice(WorldShmRank);
+#endif
   ///////////////////////////////////////////////////////////////////////////////////////////////////////////
   // Each MPI rank should allocate our own buffer
   ///////////////////////////////////////////////////////////////////////////////////////////////////////////
-  ShmCommBuf = acceleratorAllocDevice(bytes);
+  auto err =  cudaMalloc(&ShmCommBuf, bytes);
-
+  if ( err !=  cudaSuccess) {
+    std::cerr << " SharedMemoryMPI.cc cudaMallocManaged failed for " << bytes<<" bytes " <<cudaGetErrorString(err)<< std::endl;
+    exit(EXIT_FAILURE);  
+  }
   if (ShmCommBuf == (void *)NULL ) {
-    std::cerr << " SharedMemoryMPI.cc acceleratorAllocDevice failed NULL pointer for " << bytes<<" bytes " << std::endl;
+    std::cerr << " SharedMemoryMPI.cc cudaMallocManaged failed NULL pointer for " << bytes<<" bytes " << std::endl;
     exit(EXIT_FAILURE);  
   }
   if ( WorldRank == 0 ){
-    std::cout << header " SharedMemoryMPI.cc cudaMalloc "<< bytes 
+    std::cout << header " SharedMemoryMPI.cc cudaMalloc "<< bytes << "bytes at "<< std::hex<< ShmCommBuf <<std::dec<<" for comms buffers " <<std::endl;
-	      << "bytes at "<< std::hex<< ShmCommBuf <<std::dec<<" for comms buffers " <<std::endl;
   }
   SharedMemoryZero(ShmCommBuf,bytes);
 
@@ -467,31 +461,19 @@ 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 ) { 
-      auto err = cudaIpcGetMemHandle(&handle,ShmCommBuf);
+      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
     //////////////////////////////////////////////////
@@ -508,31 +490,17 @@ 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 ) { 
-      auto err = cudaIpcOpenMemHandle(&thisBuf,handle,cudaIpcMemLazyEnablePeerAccess);
+      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;
@@ -709,7 +677,7 @@ void GlobalSharedMemory::SharedMemoryAllocate(uint64_t bytes, int flags)
 /////////////////////////////////////////////////////////////////////////
 void GlobalSharedMemory::SharedMemoryZero(void *dest,size_t bytes)
 {
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
   cudaMemset(dest,0,bytes);
 #else
   bzero(dest,bytes);
@@ -717,7 +685,7 @@ void GlobalSharedMemory::SharedMemoryZero(void *dest,size_t bytes)
 }
 void GlobalSharedMemory::SharedMemoryCopy(void *dest,const void *src,size_t bytes)
 {
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
   cudaMemcpy(dest,src,bytes,cudaMemcpyDefault);
 #else   
   bcopy(src,dest,bytes);
@@ -737,11 +705,7 @@ 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);

Grid/cshift/Cshift.h

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

Grid/cshift/Cshift_common.h

@@ -29,8 +29,6 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 
 NAMESPACE_BEGIN(Grid);
 
-extern Vector<std::pair<int,int> > Cshift_table; 
-
 ///////////////////////////////////////////////////////////////////
 // Gather for when there is no need to SIMD split 
 ///////////////////////////////////////////////////////////////////
@@ -48,16 +46,16 @@ Gather_plane_simple (const Lattice<vobj> &rhs,commVector<vobj> &buffer,int dimen
   int e2=rhs.Grid()->_slice_block[dimension];
   int ent = 0;
 
-  if(Cshift_table.size()<e1*e2) Cshift_table.resize(e1*e2); // Let it grow to biggest
+  static Vector<std::pair<int,int> > table; table.resize(e1*e2);
-
   int stride=rhs.Grid()->_slice_stride[dimension];
 
+  auto rhs_v = rhs.View();
   if ( cbmask == 0x3 ) { 
     for(int n=0;n<e1;n++){
       for(int b=0;b<e2;b++){
 	int o  = n*stride;
 	int bo = n*e2;
-	Cshift_table[ent++] = std::pair<int,int>(off+bo+b,so+o+b);
+	table[ent++] = std::pair<int,int>(off+bo+b,so+o+b);
       }
     }
   } else { 
@@ -67,19 +65,14 @@ Gather_plane_simple (const Lattice<vobj> &rhs,commVector<vobj> &buffer,int dimen
 	 int o  = n*stride;
 	 int ocb=1<<rhs.Grid()->CheckerBoardFromOindex(o+b);
 	 if ( ocb &cbmask ) {
-	   Cshift_table[ent++]=std::pair<int,int> (off+bo++,so+o+b);
+	   table[ent++]=std::pair<int,int> (off+bo++,so+o+b);
 	 }
        }
      }
   }
-  {
+  thread_for(i,ent,{
-    autoView(rhs_v , rhs, AcceleratorRead);
+    buffer[table[i].first]=rhs_v[table[i].second];
-    auto buffer_p = & buffer[0];
+  });
-    auto table = &Cshift_table[0];
-    accelerator_for(i,ent,vobj::Nsimd(),{
-	coalescedWrite(buffer_p[table[i].first],coalescedRead(rhs_v[table[i].second]));
-    });
-  }
 }
 
 ///////////////////////////////////////////////////////////////////
@@ -102,38 +95,36 @@ Gather_plane_extract(const Lattice<vobj> &rhs,
   int e2=rhs.Grid()->_slice_block[dimension];
   int n1=rhs.Grid()->_slice_stride[dimension];
 
+  auto rhs_v = rhs.View();
   if ( cbmask ==0x3){
-    autoView(rhs_v , rhs, AcceleratorRead);
+    thread_for_collapse(2,n,e1,{
-    accelerator_for2d(n,e1,b,e2,1,{
+      for(int b=0;b<e2;b++){
+
 	int o      =   n*n1;
 	int offset = b+n*e2;
 	
 	vobj temp =rhs_v[so+o+b];
 	extract<vobj>(temp,pointers,offset);
-      });
+      }
+    });
   } else { 
-    autoView(rhs_v , rhs, AcceleratorRead);
 
-    Coordinate rdim=rhs.Grid()->_rdimensions;
+    // Case of SIMD split AND checker dim cannot currently be hit, except in 
-    Coordinate cdm =rhs.Grid()->_checker_dim_mask;
+    // Test_cshift_red_black code.
-    std::cout << " Dense packed buffer WARNING " <<std::endl; // Does this get called twice once for each cb?
+    std::cout << " Dense packed buffer WARNING " <<std::endl;
-    accelerator_for2d(n,e1,b,e2,1,{
+    thread_for_collapse(2,n,e1,{
-
+      for(int b=0;b<e2;b++){
-	Coordinate coor;
 
 	int o=n*n1;
-	int oindex = o+b;
+	int ocb=1<<rhs.Grid()->CheckerBoardFromOindex(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);
 	}
-      });
+      }
+    });
   }
 }
 
@@ -154,8 +145,7 @@ template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,commVector<vo
   int e2=rhs.Grid()->_slice_block[dimension];
   int stride=rhs.Grid()->_slice_stride[dimension];
 
-  if(Cshift_table.size()<e1*e2) Cshift_table.resize(e1*e2); // Let it grow to biggest
+  static std::vector<std::pair<int,int> > table; table.resize(e1*e2);
-
   int ent    =0;
 
   if ( cbmask ==0x3 ) {
@@ -164,7 +154,7 @@ template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,commVector<vo
       for(int b=0;b<e2;b++){
 	int o   =n*rhs.Grid()->_slice_stride[dimension];
 	int bo  =n*rhs.Grid()->_slice_block[dimension];
-	Cshift_table[ent++] = std::pair<int,int>(so+o+b,bo+b);
+	table[ent++] = std::pair<int,int>(so+o+b,bo+b);
       }
     }
 
@@ -175,20 +165,16 @@ template<class vobj> void Scatter_plane_simple (Lattice<vobj> &rhs,commVector<vo
 	int o   =n*rhs.Grid()->_slice_stride[dimension];
 	int ocb=1<<rhs.Grid()->CheckerBoardFromOindex(o+b);// Could easily be a table lookup
 	if ( ocb & cbmask ) {
-	  Cshift_table[ent++]=std::pair<int,int> (so+o+b,bo++);
+	  table[ent++]=std::pair<int,int> (so+o+b,bo++);
 	}
       }
     }
   }
   
-  {
+  auto rhs_v = rhs.View();
-    autoView( rhs_v, rhs, AcceleratorWrite);
+  thread_for(i,ent,{
-    auto buffer_p = & buffer[0];
+    rhs_v[table[i].first]=buffer[table[i].second];
-    auto table = &Cshift_table[0];
+  });
-    accelerator_for(i,ent,vobj::Nsimd(),{
-	coalescedWrite(rhs_v[table[i].first],coalescedRead(buffer_p[table[i].second]));
-    });
-  }
 }
 
 //////////////////////////////////////////////////////
@@ -208,22 +194,21 @@ template<class vobj> void Scatter_plane_merge(Lattice<vobj> &rhs,ExtractPointerA
   int e2=rhs.Grid()->_slice_block[dimension];
 
   if(cbmask ==0x3 ) {
-    autoView( rhs_v , rhs, AcceleratorWrite);
+    auto rhs_v = rhs.View();
-    int _slice_stride = rhs.Grid()->_slice_stride[dimension];
+    thread_for_collapse(2,n,e1,{
-    int _slice_block = rhs.Grid()->_slice_block[dimension];
+      for(int b=0;b<e2;b++){
-    accelerator_for2d(n,e1,b,e2,1,{
+	int o      = n*rhs.Grid()->_slice_stride[dimension];
-	int o      = n*_slice_stride;
+	int offset = b+n*rhs.Grid()->_slice_block[dimension];
-	int offset = b+n*_slice_block;
 	merge(rhs_v[so+o+b],pointers,offset);
-      });
+      }
+    });
   } 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
+    auto rhs_v = rhs.View();
-    autoView( rhs_v, rhs, CpuWrite);
     for(int n=0;n<e1;n++){
       for(int b=0;b<e2;b++){
 	int o      = n*rhs.Grid()->_slice_stride[dimension];
@@ -240,7 +225,6 @@ template<class vobj> void Scatter_plane_merge(Lattice<vobj> &rhs,ExtractPointerA
 //////////////////////////////////////////////////////
 // local to node block strided copies
 //////////////////////////////////////////////////////
-
 template<class vobj> void Copy_plane(Lattice<vobj>& lhs,const Lattice<vobj> &rhs, int dimension,int lplane,int rplane,int cbmask)
 {
   int rd = rhs.Grid()->_rdimensions[dimension];
@@ -255,16 +239,14 @@ template<class vobj> void Copy_plane(Lattice<vobj>& lhs,const Lattice<vobj> &rhs
   int e1=rhs.Grid()->_slice_nblock[dimension]; // clearly loop invariant for icpc
   int e2=rhs.Grid()->_slice_block[dimension];
   int stride = rhs.Grid()->_slice_stride[dimension];
-
+  static std::vector<std::pair<int,int> > table; table.resize(e1*e2);
-  if(Cshift_table.size()<e1*e2) Cshift_table.resize(e1*e2); // Let it grow to biggest
-
   int ent=0;
 
   if(cbmask == 0x3 ){
     for(int n=0;n<e1;n++){
       for(int b=0;b<e2;b++){
         int o =n*stride+b;
-	Cshift_table[ent++] = std::pair<int,int>(lo+o,ro+o);
+	table[ent++] = std::pair<int,int>(lo+o,ro+o);
       }
     }
   } else { 
@@ -273,24 +255,23 @@ template<class vobj> void Copy_plane(Lattice<vobj>& lhs,const Lattice<vobj> &rhs
         int o =n*stride+b;
         int ocb=1<<lhs.Grid()->CheckerBoardFromOindex(o);
         if ( ocb&cbmask ) {
-	  Cshift_table[ent++] = std::pair<int,int>(lo+o,ro+o);
+	  table[ent++] = std::pair<int,int>(lo+o,ro+o);
 	}
       }
     }
   }
 
-  {
+  auto rhs_v = rhs.View();
-    autoView(rhs_v , rhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-    autoView(lhs_v , lhs, AcceleratorWrite);
+  thread_for(i,ent,{
-    auto table = &Cshift_table[0];
+    lhs_v[table[i].first]=rhs_v[table[i].second];
-    accelerator_for(i,ent,vobj::Nsimd(),{
+  });
-      coalescedWrite(lhs_v[table[i].first],coalescedRead(rhs_v[table[i].second]));
+
-    });
-  }
 }
 
 template<class vobj> void Copy_plane_permute(Lattice<vobj>& lhs,const Lattice<vobj> &rhs, int dimension,int lplane,int rplane,int cbmask,int permute_type)
 {
+ 
   int rd = rhs.Grid()->_rdimensions[dimension];
 
   if ( !rhs.Grid()->CheckerBoarded(dimension) ) {
@@ -304,33 +285,29 @@ template<class vobj> void Copy_plane_permute(Lattice<vobj>& lhs,const Lattice<vo
   int e2=rhs.Grid()->_slice_block [dimension];
   int stride = rhs.Grid()->_slice_stride[dimension];
 
-  if(Cshift_table.size()<e1*e2) Cshift_table.resize(e1*e2); // Let it grow to biggest
+  static std::vector<std::pair<int,int> > table;  table.resize(e1*e2);
-
   int ent=0;
 
   if ( cbmask == 0x3 ) {
     for(int n=0;n<e1;n++){
     for(int b=0;b<e2;b++){
       int o  =n*stride;
-      Cshift_table[ent++] = std::pair<int,int>(lo+o+b,ro+o+b);
+      table[ent++] = std::pair<int,int>(lo+o+b,ro+o+b);
     }}
   } else {
     for(int n=0;n<e1;n++){
     for(int b=0;b<e2;b++){
       int o  =n*stride;
       int ocb=1<<lhs.Grid()->CheckerBoardFromOindex(o+b);
-      if ( ocb&cbmask ) Cshift_table[ent++] = std::pair<int,int>(lo+o+b,ro+o+b);
+      if ( ocb&cbmask ) table[ent++] = std::pair<int,int>(lo+o+b,ro+o+b);
     }}
   }
 
-  {
+  auto rhs_v = rhs.View();
-    autoView( rhs_v, rhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-    autoView( lhs_v, lhs, AcceleratorWrite);
+  thread_for(i,ent,{
-    auto table = &Cshift_table[0];
+    permute(lhs_v[table[i].first],rhs_v[table[i].second],permute_type);
-    accelerator_for(i,ent,1,{
+  });
-      permute(lhs_v[table[i].first],rhs_v[table[i].second],permute_type);
-    });
-  }
 }
 
 //////////////////////////////////////////////////////

Grid/cshift/Cshift_table.cc

@@ -1,4 +0,0 @@
-#include <Grid/GridCore.h>       
-NAMESPACE_BEGIN(Grid);
-Vector<std::pair<int,int> > Cshift_table; 
-NAMESPACE_END(Grid);

Grid/lattice/Lattice.h

@@ -26,7 +26,6 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
     *************************************************************************************/
     /*  END LEGAL */
 #pragma once
-#include <Grid/lattice/Lattice_view.h>
 #include <Grid/lattice/Lattice_base.h>
 #include <Grid/lattice/Lattice_conformable.h>
 #include <Grid/lattice/Lattice_ET.h>
@@ -37,7 +36,6 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
 #include <Grid/lattice/Lattice_reduction.h>
 #include <Grid/lattice/Lattice_peekpoke.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

@@ -42,24 +42,9 @@ 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, 
+accelerator_inline vobj predicatedWhere(const iobj &predicate, const vobj &iftrue,
-					const vobj &iftrue, 
+                            const robj &iffalse) {
-					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;
@@ -83,7 +68,6 @@ accelerator_inline vobj predicatedWhere(const iobj &predicate,
   merge(ret, falsevals);
   return ret;
 }
-#endif
 
 /////////////////////////////////////////////////////
 //Specialization of getVectorType for lattices
@@ -97,62 +81,26 @@ struct getVectorType<Lattice<T> >{
 //--  recursive evaluation of expressions; --
 // handle leaves of syntax tree
 ///////////////////////////////////////////////////
-template<class sobj,
+template<class sobj> accelerator_inline 
-  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 
-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) 
+const lobj & eval(const uint64_t ss, const LatticeView<lobj> &arg) 
 {
   return arg[ss];
 }
+template <class lobj> accelerator_inline 
+const lobj & eval(const uint64_t ss, const Lattice<lobj> &arg) 
+{
+  auto view = arg.AcceleratorView(ViewRead);
+  return view[ss];
+}
 
 ///////////////////////////////////////////////////
 // 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)  
@@ -160,41 +108,23 @@ 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), 
+  -> decltype(expr.op.func(eval(ss, expr.arg1), eval(ss, expr.arg2), eval(ss, expr.arg3)))
-			   eval(ss, expr.arg2), 
-			   eval(ss, expr.arg3)))
 {
-#ifdef GRID_SIMT
+  return expr.op.func(eval(ss, expr.arg1), eval(ss, expr.arg2), eval(ss, expr.arg3));
-  // 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
 }
 
 //////////////////////////////////////////////////////////////////////////
@@ -250,12 +180,16 @@ inline void CBFromExpression(int &cb, const T1 &lat)  // Lattice leaf
   cb = lat.Checkerboard();
 }
 template <class T1,typename std::enable_if<!is_lattice<T1>::value, T1>::type * = nullptr>
-inline void CBFromExpression(int &cb, const T1 &notlat) {} // non-lattice leaf
+inline void CBFromExpression(int &cb, const T1 &notlat)  // non-lattice leaf
+{
+}
+
 template <typename Op, typename T1> inline 
 void CBFromExpression(int &cb,const LatticeUnaryExpression<Op, T1> &expr) 
 {
   CBFromExpression(cb, expr.arg1);  // recurse AST
 }
+
 template <typename Op, typename T1, typename T2> inline 
 void CBFromExpression(int &cb,const LatticeBinaryExpression<Op, T1, T2> &expr) 
 {
@@ -270,74 +204,13 @@ inline void CBFromExpression(int &cb, const LatticeTrinaryExpression<Op, T1, T2,
   CBFromExpression(cb, expr.arg3);  // recurse AST
 }
 
-
-//////////////////////////////////////////////////////////////////////////
-// ViewOpen
-//////////////////////////////////////////////////////////////////////////
-template <class T1,typename std::enable_if<is_lattice<T1>::value, T1>::type * = nullptr>
-inline void ExpressionViewOpen(T1 &lat)  // Lattice leaf
-{
-  lat.ViewOpen(AcceleratorRead);
-}
-template <class T1,typename std::enable_if<!is_lattice<T1>::value, T1>::type * = nullptr>
-  inline void ExpressionViewOpen(T1 &notlat) {}
-
-template <typename Op, typename T1> inline 
-void ExpressionViewOpen(LatticeUnaryExpression<Op, T1> &expr) 
-{  
-  ExpressionViewOpen(expr.arg1); // recurse AST
-}
-
-template <typename Op, typename T1, typename T2> inline 
-void ExpressionViewOpen(LatticeBinaryExpression<Op, T1, T2> &expr) 
-{
-  ExpressionViewOpen(expr.arg1);  // 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) 
-{
-  ExpressionViewOpen(expr.arg1);  // recurse AST
-  ExpressionViewOpen(expr.arg2);  // recurse AST
-  ExpressionViewOpen(expr.arg3);  // recurse AST
-}
-
-//////////////////////////////////////////////////////////////////////////
-// ViewClose
-//////////////////////////////////////////////////////////////////////////
-template <class T1,typename std::enable_if<is_lattice<T1>::value, T1>::type * = nullptr>
-inline void ExpressionViewClose( T1 &lat)  // Lattice leaf
-{
-  lat.ViewClose();
-}
-template <class T1,typename std::enable_if<!is_lattice<T1>::value, T1>::type * = nullptr>
-inline void ExpressionViewClose(T1 &notlat) {}
-
-template <typename Op, typename T1> inline 
-void ExpressionViewClose(LatticeUnaryExpression<Op, T1> &expr) 
-{  
-  ExpressionViewClose(expr.arg1); // recurse AST
-}
-template <typename Op, typename T1, typename T2> inline 
-void ExpressionViewClose(LatticeBinaryExpression<Op, T1, T2> &expr) 
-{
-  ExpressionViewClose(expr.arg1);  // recurse AST
-  ExpressionViewClose(expr.arg2);  // recurse AST
-}
-template <typename Op, typename T1, typename T2, typename T3>
-inline void ExpressionViewClose(LatticeTrinaryExpression<Op, T1, T2, T3> &expr) 
-{
-  ExpressionViewClose(expr.arg1);  // recurse AST
-  ExpressionViewClose(expr.arg2);  // recurse AST
-  ExpressionViewClose(expr.arg3);  // recurse AST
-}
-
 ////////////////////////////////////////////
 // Unary operators and funcs
 ////////////////////////////////////////////
 #define GridUnopClass(name, ret)					\
+  template <class arg>							\
   struct name {								\
-    template<class _arg> static auto accelerator_inline func(const _arg a) -> decltype(ret) { return ret; } \
+    static auto accelerator_inline func(const arg a) -> decltype(ret) { return ret; } \
   };
 
 GridUnopClass(UnarySub, -a);
@@ -348,6 +221,8 @@ 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));
@@ -366,10 +241,10 @@ 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;					\
@@ -389,10 +264,10 @@ 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;						\
@@ -400,17 +275,17 @@ GridBinOpClass(BinaryOrOr, lhs || rhs);
   };
 
 GridTrinOpClass(TrinaryWhere,
-		(predicatedWhere<
+		(predicatedWhere<predicate, 
-		 typename std::remove_reference<_predicate>::type, 
+		 typename std::remove_reference<left>::type,
-		 typename std::remove_reference<_left>::type,
+		 typename std::remove_reference<right>::type>(pred, lhs,rhs)));
-		 typename std::remove_reference<_right>::type>(pred, lhs,rhs)));
 
 ////////////////////////////////////////////
 // Operator syntactical glue
 ////////////////////////////////////////////
-#define GRID_UNOP(name)   name
+
-#define GRID_BINOP(name)  name
+#define GRID_UNOP(name)   name<decltype(eval(0, arg))>
-#define GRID_TRINOP(name) name
+#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_DEF_UNOP(op, name)						\
   template <typename T1, typename std::enable_if<is_lattice<T1>::value||is_lattice_expr<T1>::value,T1>::type * = nullptr> \
@@ -462,6 +337,8 @@ 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);
@@ -494,36 +371,29 @@ GRID_DEF_TRINOP(where, TrinaryWhere);
 /////////////////////////////////////////////////////////////
 template <class Op, class T1>
 auto closure(const LatticeUnaryExpression<Op, T1> &expr)
-  -> Lattice<decltype(expr.op.func(vecEval(0, expr.arg1)))> 
+  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> 
 {
-  Lattice<decltype(expr.op.func(vecEval(0, expr.arg1)))> ret(expr);
+  Lattice<decltype(expr.op.func(eval(0, expr.arg1)))> ret(expr);
   return ret;
 }
 template <class Op, class T1, class T2>
 auto closure(const LatticeBinaryExpression<Op, T1, T2> &expr)
-  -> Lattice<decltype(expr.op.func(vecEval(0, expr.arg1),vecEval(0, expr.arg2)))> 
+  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),eval(0, expr.arg2)))> 
 {
-  Lattice<decltype(expr.op.func(vecEval(0, expr.arg1),vecEval(0, expr.arg2)))> ret(expr);
+  Lattice<decltype(expr.op.func(eval(0, expr.arg1),eval(0, expr.arg2)))> 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(vecEval(0, expr.arg1),
+  -> Lattice<decltype(expr.op.func(eval(0, expr.arg1),
-				   vecEval(0, expr.arg2),
+				   eval(0, expr.arg2),
-				   vecEval(0, expr.arg3)))> 
+				   eval(0, expr.arg3)))> 
 {
-  Lattice<decltype(expr.op.func(vecEval(0, expr.arg1),
+  Lattice<decltype(expr.op.func(eval(0, expr.arg1),
-				vecEval(0, expr.arg2),
+				eval(0, expr.arg2),
-			        vecEval(0, expr.arg3)))>  ret(expr);
+				eval(0, expr.arg3)))>  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

@@ -37,9 +37,9 @@ NAMESPACE_BEGIN(Grid);
 template<class obj1,class obj2,class obj3> inline
 void mult(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.AcceleratorView(ViewRead);
   conformable(ret,rhs);
   conformable(lhs,rhs);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
@@ -56,13 +56,13 @@ void mac(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(ret,rhs);
   conformable(lhs,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.AcceleratorView(ViewRead);
   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);
   });
@@ -73,9 +73,9 @@ void sub(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(ret,rhs);
   conformable(lhs,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
@@ -89,9 +89,9 @@ void add(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(ret,rhs);
   conformable(lhs,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
@@ -108,8 +108,8 @@ template<class obj1,class obj2,class obj3> inline
 void mult(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const obj3 &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(lhs,ret);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     mult(&tmp,&lhs_v(ss),&rhs);
@@ -121,10 +121,10 @@ template<class obj1,class obj2,class obj3> inline
 void mac(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const obj3 &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(ret,lhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
-    auto tmp  =ret_v(ss);
+    decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
     mac(&tmp,&lhs_t,&rhs);
     coalescedWrite(ret_v[ss],tmp);
@@ -135,8 +135,8 @@ template<class obj1,class obj2,class obj3> inline
 void sub(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const obj3 &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(ret,lhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
@@ -148,8 +148,8 @@ template<class obj1,class obj2,class obj3> inline
 void add(Lattice<obj1> &ret,const Lattice<obj2> &lhs,const obj3 &rhs){
   ret.Checkerboard() = lhs.Checkerboard();
   conformable(lhs,ret);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,lhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto lhs_t=lhs_v(ss);
@@ -165,8 +165,8 @@ template<class obj1,class obj2,class obj3> inline
 void mult(Lattice<obj1> &ret,const obj2 &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = rhs.Checkerboard();
   conformable(ret,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( rhs_v , lhs, AcceleratorRead);
+  auto rhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,rhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto rhs_t=rhs_v(ss);
@@ -179,10 +179,10 @@ template<class obj1,class obj2,class obj3> inline
 void mac(Lattice<obj1> &ret,const obj2 &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = rhs.Checkerboard();
   conformable(ret,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( rhs_v , lhs, AcceleratorRead);
+  auto rhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,rhs_v.size(),obj1::Nsimd(),{
-    auto tmp  =ret_v(ss);
+    decltype(coalescedRead(obj1())) tmp;
     auto rhs_t=rhs_v(ss);
     mac(&tmp,&lhs,&rhs_t);
     coalescedWrite(ret_v[ss],tmp);
@@ -193,8 +193,8 @@ template<class obj1,class obj2,class obj3> inline
 void sub(Lattice<obj1> &ret,const obj2 &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = rhs.Checkerboard();
   conformable(ret,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( rhs_v , lhs, AcceleratorRead);
+  auto rhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,rhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto rhs_t=rhs_v(ss);
@@ -206,8 +206,8 @@ template<class obj1,class obj2,class obj3> inline
 void add(Lattice<obj1> &ret,const obj2 &lhs,const Lattice<obj3> &rhs){
   ret.Checkerboard() = rhs.Checkerboard();
   conformable(ret,rhs);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( rhs_v , lhs, AcceleratorRead);
+  auto rhs_v = lhs.AcceleratorView(ViewRead);
   accelerator_for(ss,rhs_v.size(),obj1::Nsimd(),{
     decltype(coalescedRead(obj1())) tmp;
     auto rhs_t=rhs_v(ss);
@@ -221,9 +221,9 @@ void axpy(Lattice<vobj> &ret,sobj a,const Lattice<vobj> &x,const Lattice<vobj> &
   ret.Checkerboard() = x.Checkerboard();
   conformable(ret,x);
   conformable(x,y);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( x_v , x, AcceleratorRead);
+  auto x_v = x.AcceleratorView(ViewRead);
-  autoView( y_v , y, AcceleratorRead);
+  auto y_v = y.AcceleratorView(ViewRead);
   accelerator_for(ss,x_v.size(),vobj::Nsimd(),{
     auto tmp = a*x_v(ss)+y_v(ss);
     coalescedWrite(ret_v[ss],tmp);
@@ -234,9 +234,9 @@ void axpby(Lattice<vobj> &ret,sobj a,sobj b,const Lattice<vobj> &x,const Lattice
   ret.Checkerboard() = x.Checkerboard();
   conformable(ret,x);
   conformable(x,y);
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.AcceleratorView(ViewWrite);
-  autoView( x_v , x, AcceleratorRead);
+  auto x_v = x.AcceleratorView(ViewRead);
-  autoView( y_v , y, AcceleratorRead);
+  auto y_v = y.AcceleratorView(ViewRead);
   accelerator_for(ss,x_v.size(),vobj::Nsimd(),{
     auto tmp = a*x_v(ss)+b*y_v(ss);
     coalescedWrite(ret_v[ss],tmp);

Grid/lattice/Lattice_base.h

@@ -29,7 +29,6 @@ See the full license in the file "LICENSE" in the top level distribution
 directory
 *************************************************************************************/
 			   /*  END LEGAL */
-
 #pragma once 
 
 #define STREAMING_STORES
@@ -38,6 +37,180 @@ NAMESPACE_BEGIN(Grid);
 
 extern int GridCshiftPermuteMap[4][16];
 
+///////////////////////////////////////////////////////////////////
+// Base class which can be used by traits to pick up behaviour
+///////////////////////////////////////////////////////////////////
+class LatticeBase {};
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// Conformable checks; same instance of Grid required
+/////////////////////////////////////////////////////////////////////////////////////////
+void accelerator_inline conformable(GridBase *lhs,GridBase *rhs)
+{
+  assert(lhs == rhs);
+}
+
+////////////////////////////////////////////////////////////////////////////
+// Advise the LatticeAccelerator class
+////////////////////////////////////////////////////////////////////////////
+enum LatticeAcceleratorAdvise {
+  AdviseInfrequentUse = 0x1,    // Advise that the data is used infrequently.  This can
+                                // significantly influence performance of bulk storage.
+  AdviseReadMostly = 0x2,       // Data will mostly be read.  On some architectures
+                                // enables read-only copies of memory to be kept on
+                                // host and device.
+};
+
+////////////////////////////////////////////////////////////////////////////
+// View Access Mode
+////////////////////////////////////////////////////////////////////////////
+enum ViewMode {
+  ViewRead = 0x1,
+  ViewWrite = 0x2,
+  ViewReadWrite = 0x3
+};
+
+////////////////////////////////////////////////////////////////////////////
+// Minimal base class containing only data valid to access from accelerator
+// _odata will be a managed pointer in CUDA
+////////////////////////////////////////////////////////////////////////////
+// Force access to lattice through a view object.
+// prevents writing of code that will not offload to GPU, but perhaps annoyingly
+// strict since host could could in principle direct access through the lattice object
+// Need to decide programming model.
+#define LATTICE_VIEW_STRICT
+template<class vobj> class LatticeAccelerator : public LatticeBase
+{
+protected:
+  GridBase *_grid;
+  int checkerboard;
+  vobj     *_odata;    // A managed pointer
+  uint64_t _odata_size;    
+public:
+  accelerator_inline LatticeAccelerator() : checkerboard(0), _odata(nullptr), _odata_size(0), _grid(nullptr) { }; 
+  accelerator_inline uint64_t oSites(void) const { return _odata_size; };
+  accelerator_inline int  Checkerboard(void) const { return checkerboard; };
+  accelerator_inline int &Checkerboard(void) { return this->checkerboard; }; // can assign checkerboard on a container, not a view
+  accelerator_inline void Conformable(GridBase * &grid) const
+  { 
+    if (grid) conformable(grid, _grid);
+    else      grid = _grid;
+  };
+
+  accelerator_inline void Advise(int advise) {
+#ifdef GRID_NVCC
+#ifndef __CUDA_ARCH__ // only on host
+    if (advise & AdviseInfrequentUse) {
+      cudaMemAdvise(_odata,_odata_size*sizeof(vobj),cudaMemAdviseSetPreferredLocation,cudaCpuDeviceId);
+    }
+    if (advise & AdviseReadMostly) {
+      cudaMemAdvise(_odata,_odata_size*sizeof(vobj),cudaMemAdviseSetReadMostly,-1);
+    }
+#endif
+#endif
+  };
+
+  accelerator_inline void AcceleratorPrefetch(int accessMode = ViewReadWrite) { // will use accessMode in future
+#ifdef GRID_NVCC
+#ifndef __CUDA_ARCH__ // only on host
+    int target;
+    cudaGetDevice(&target);
+    cudaMemPrefetchAsync(_odata,_odata_size*sizeof(vobj),target);
+#endif
+#endif
+  };
+
+  accelerator_inline void HostPrefetch(int accessMode = ViewReadWrite) { // will use accessMode in future
+#ifdef GRID_NVCC
+#ifndef __CUDA_ARCH__ // only on host
+    cudaMemPrefetchAsync(_odata,_odata_size*sizeof(vobj),cudaCpuDeviceId);
+#endif
+#endif
+  };
+};
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// A View class which provides accessor to the data.
+// This will be safe to call from accelerator_for and is trivially copy constructible
+// The copy constructor for this will need to be used by device lambda functions
+/////////////////////////////////////////////////////////////////////////////////////////
+template<class vobj> 
+class LatticeView : public LatticeAccelerator<vobj>
+{
+public:
+
+
+  // Rvalue
+#ifdef __CUDA_ARCH__
+  accelerator_inline const typename vobj::scalar_object operator()(size_t i) const { return coalescedRead(this->_odata[i]); }
+#else 
+  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]; };
+
+  accelerator_inline uint64_t begin(void) const { return 0;};
+  accelerator_inline uint64_t end(void)   const { return this->_odata_size; };
+  accelerator_inline uint64_t size(void)  const { return this->_odata_size; };
+
+  LatticeView(const LatticeAccelerator<vobj> &refer_to_me) : LatticeAccelerator<vobj> (refer_to_me)
+  {
+  }
+};
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// Lattice expression types used by ET to assemble the AST
+// 
+// Need to be able to detect code paths according to the whether a lattice object or not
+// so introduce some trait type things
+/////////////////////////////////////////////////////////////////////////////////////////
+
+class LatticeExpressionBase {};
+
+template <typename T> using is_lattice = std::is_base_of<LatticeBase, T>;
+template <typename T> using is_lattice_expr = std::is_base_of<LatticeExpressionBase,T >;
+
+template<class T, bool isLattice> struct ViewMapBase { typedef T Type; };
+template<class T>                 struct ViewMapBase<T,true> { typedef LatticeView<typename T::vector_object> Type; };
+template<class T> using ViewMap = ViewMapBase<T,std::is_base_of<LatticeBase, T>::value >;
+
+template <typename Op, typename _T1>                           
+class LatticeUnaryExpression : public  LatticeExpressionBase 
+{
+public:
+  typedef typename ViewMap<_T1>::Type T1;
+  Op op;
+  T1 arg1;
+  LatticeUnaryExpression(Op _op,const _T1 &_arg1) : op(_op), arg1(_arg1) {};
+};
+
+template <typename Op, typename _T1, typename _T2>              
+class LatticeBinaryExpression : public LatticeExpressionBase 
+{
+public:
+  typedef typename ViewMap<_T1>::Type T1;
+  typedef typename ViewMap<_T2>::Type T2;
+  Op op;
+  T1 arg1;
+  T2 arg2;
+  LatticeBinaryExpression(Op _op,const _T1 &_arg1,const _T2 &_arg2) : op(_op), arg1(_arg1), arg2(_arg2) {};
+};
+
+template <typename Op, typename _T1, typename _T2, typename _T3> 
+class LatticeTrinaryExpression : public LatticeExpressionBase 
+{
+public:
+  typedef typename ViewMap<_T1>::Type T1;
+  typedef typename ViewMap<_T2>::Type T2;
+  typedef typename ViewMap<_T3>::Type T3;
+  Op op;
+  T1 arg1;
+  T2 arg2;
+  T3 arg3;
+  LatticeTrinaryExpression(Op _op,const _T1 &_arg1,const _T2 &_arg2,const _T3 &_arg3) : op(_op), arg1(_arg1), arg2(_arg2), arg3(_arg3) {};
+};
+
 /////////////////////////////////////////////////////////////////////////////////////////
 // The real lattice class, with normal copy and assignment semantics.
 // This contains extra (host resident) grid pointer data that may be accessed by host code
@@ -73,33 +246,38 @@ private:
       dealloc();
       
       this->_odata_size = size;
-      if ( size )
+      if ( size ) 
 	this->_odata      = alloc.allocate(this->_odata_size);
       else 
 	this->_odata      = nullptr;
     }
   }
 public:
-
-  /////////////////////////////////////////////////////////////////////////////////
-  // Can use to make accelerator dirty without copy from host ; useful for temporaries "dont care" prev contents
-  /////////////////////////////////////////////////////////////////////////////////
-  void SetViewMode(ViewMode mode) {
-    LatticeView<vobj> accessor(*( (LatticeAccelerator<vobj> *) this),mode);
-    accessor.ViewClose();
-  }
   /////////////////////////////////////////////////////////////////////////////////
   // Return a view object that may be dereferenced in site loops.
   // The view is trivially copy constructible and may be copied to an accelerator device
   // in device lambdas
   /////////////////////////////////////////////////////////////////////////////////
-
+  LatticeView<vobj> View (void) const // deprecated, should pick AcceleratorView for accelerator_for
-  LatticeView<vobj> View (ViewMode mode) const 
+  {                                   //                     and HostView        for thread_for
-  {
+    LatticeView<vobj> accessor(*( (LatticeAccelerator<vobj> *) this));
-    LatticeView<vobj> accessor(*( (LatticeAccelerator<vobj> *) this),mode);
     return accessor;
   }
 
+  LatticeView<vobj> AcceleratorView(int mode = ViewReadWrite) const 
+  {
+    LatticeView<vobj> accessor(*( (LatticeAccelerator<vobj> *) this));
+    accessor.AcceleratorPrefetch(mode);
+    return accessor;
+  }
+
+  LatticeView<vobj> HostView(int mode = ViewReadWrite) const 
+  {
+    LatticeView<vobj> accessor(*( (LatticeAccelerator<vobj> *) this));
+    accessor.HostPrefetch(mode);
+    return accessor;
+  }
+  
   ~Lattice() { 
     if ( this->_odata_size ) {
       dealloc();
@@ -119,16 +297,12 @@ public:
     CBFromExpression(cb,expr);
     assert( (cb==Odd) || (cb==Even));
     this->checkerboard=cb;
-    
+
-    auto exprCopy = expr;
+    auto me  = AcceleratorView(ViewWrite);
-    ExpressionViewOpen(exprCopy);
+    accelerator_for(ss,me.size(),1,{
-    auto me  = View(AcceleratorWriteDiscard);
+      auto tmp = eval(ss,expr);
-    accelerator_for(ss,me.size(),vobj::Nsimd(),{
+      vstream(me[ss],tmp);
-      auto tmp = eval(ss,exprCopy);
-      coalescedWrite(me[ss],tmp);
     });
-    me.ViewClose();
-    ExpressionViewClose(exprCopy);
     return *this;
   }
   template <typename Op, typename T1,typename T2> inline Lattice<vobj> & operator=(const LatticeBinaryExpression<Op,T1,T2> &expr)
@@ -143,15 +317,11 @@ public:
     assert( (cb==Odd) || (cb==Even));
     this->checkerboard=cb;
 
-    auto exprCopy = expr;
+    auto me  = AcceleratorView(ViewWrite);
-    ExpressionViewOpen(exprCopy);
+    accelerator_for(ss,me.size(),1,{
-    auto me  = View(AcceleratorWriteDiscard);
+      auto tmp = eval(ss,expr);
-    accelerator_for(ss,me.size(),vobj::Nsimd(),{
+      vstream(me[ss],tmp);
-      auto tmp = eval(ss,exprCopy);
-      coalescedWrite(me[ss],tmp);
     });
-    me.ViewClose();
-    ExpressionViewClose(exprCopy);
     return *this;
   }
   template <typename Op, typename T1,typename T2,typename T3> inline Lattice<vobj> & operator=(const LatticeTrinaryExpression<Op,T1,T2,T3> &expr)
@@ -165,15 +335,11 @@ public:
     CBFromExpression(cb,expr);
     assert( (cb==Odd) || (cb==Even));
     this->checkerboard=cb;
-    auto exprCopy = expr;
+    auto me  = AcceleratorView(ViewWrite);
-    ExpressionViewOpen(exprCopy);
+    accelerator_for(ss,me.size(),1,{
-    auto me  = View(AcceleratorWriteDiscard);
+      auto tmp = eval(ss,expr);
-    accelerator_for(ss,me.size(),vobj::Nsimd(),{
+      vstream(me[ss],tmp);
-      auto tmp = eval(ss,exprCopy);
-      coalescedWrite(me[ss],tmp);
     });
-    me.ViewClose();
-    ExpressionViewClose(exprCopy);
     return *this;
   }
   //GridFromExpression is tricky to do
@@ -224,11 +390,10 @@ public:
   }
 
   template<class sobj> inline Lattice<vobj> & operator = (const sobj & r){
-    auto me  = View(CpuWrite);
+    auto me  = View();
     thread_for(ss,me.size(),{
-	me[ss]= r;
+      me[ss] = r;
     });
-    me.ViewClose();
     return *this;
   }
 
@@ -238,12 +403,11 @@ public:
   ///////////////////////////////////////////
   // user defined constructor
   ///////////////////////////////////////////
-  Lattice(GridBase *grid,ViewMode mode=AcceleratorWriteDiscard) { 
+  Lattice(GridBase *grid) { 
     this->_grid = grid;
     resize(this->_grid->oSites());
     assert((((uint64_t)&this->_odata[0])&0xF) ==0);
     this->checkerboard=0;
-    SetViewMode(mode);
   }
   
   //  virtual ~Lattice(void) = default;
@@ -281,12 +445,11 @@ public:
     typename std::enable_if<!std::is_same<robj,vobj>::value,int>::type i=0;
     conformable(*this,r);
     this->checkerboard = r.Checkerboard();
-    auto me =   View(AcceleratorWriteDiscard);
+    auto me =   AcceleratorView(ViewWrite);
-    auto him= r.View(AcceleratorRead);
+    auto him= r.AcceleratorView(ViewRead);
     accelerator_for(ss,me.size(),vobj::Nsimd(),{
       coalescedWrite(me[ss],him(ss));
     });
-    me.ViewClose();    him.ViewClose();
     return *this;
   }
 
@@ -296,12 +459,11 @@ public:
   inline Lattice<vobj> & operator = (const Lattice<vobj> & r){
     this->checkerboard = r.Checkerboard();
     conformable(*this,r);
-    auto me =   View(AcceleratorWriteDiscard);
+    auto me =   AcceleratorView(ViewWrite);
-    auto him= r.View(AcceleratorRead);
+    auto him= r.AcceleratorView(ViewRead);
     accelerator_for(ss,me.size(),vobj::Nsimd(),{
       coalescedWrite(me[ss],him(ss));
     });
-    me.ViewClose();    him.ViewClose();
     return *this;
   }
   ///////////////////////////////////////////

Grid/lattice/Lattice_basis.h

@@ -51,39 +51,34 @@ template<class VField, class Matrix>
 void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm) 
 {
   typedef decltype(basis[0]) Field;
-  typedef decltype(basis[0].View(AcceleratorRead)) View;
+  typedef decltype(basis[0].View()) View;
-
+  auto tmp_v = basis[0].AcceleratorView(ViewReadWrite);
-  Vector<View> basis_v; basis_v.reserve(basis.size());
+  Vector<View> basis_v(basis.size(),tmp_v);
-  typedef typename std::remove_reference<decltype(basis_v[0][0])>::type vobj;
+  typedef typename std::remove_reference<decltype(tmp_v[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));
+    basis_v[k] = basis[k].AcceleratorView(ViewReadWrite);
   }
 
-#if ( (!defined(GRID_SYCL)) && (!defined(GRID_CUDA)) && (!defined(GRID_HIP)) )
+#ifndef GRID_NVCC
-  int max_threads = thread_max();
-  Vector < vobj > Bt(Nm * max_threads);
   thread_region
-    {
+  {
-      vobj* B = &Bt[Nm * thread_num()];
+    std::vector < vobj > B(Nm); // Thread private
-      thread_for_in_region(ss, grid->oSites(),{
+    thread_for_in_region(ss, grid->oSites(),{
-	  for(int j=j0; j<j1; ++j) B[j]=0.;
+	for(int j=j0; j<j1; ++j) B[j]=0.;
       
-	  for(int j=j0; j<j1; ++j){
+	for(int j=j0; j<j1; ++j){
-	    for(int k=k0; k<k1; ++k){
+	  for(int k=k0; k<k1; ++k){
-	      B[j] +=Qt(j,k) * basis_v[k][ss];
+	    B[j] +=Qt(j,k) * basis_v[k][ss];
-	    }
 	  }
-	  for(int j=j0; j<j1; ++j){
+	}
-	    basis_v[j][ss] = B[j];
+	for(int j=j0; j<j1; ++j){
-	  }
+	  basis_v[j][ss] = B[j];
-	});
+	}
-    }
+      });
+  }
 #else
-  View *basis_vp = &basis_v[0];
-
   int nrot = j1-j0;
   if (!nrot) // edge case not handled gracefully by Cuda
     return;
@@ -95,13 +90,13 @@ void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm)
   auto Bp=&Bt[0];
 
   // GPU readable copy of matrix
-  Vector<Coeff_t> Qt_jv(Nm*Nm);
+  Vector<double> Qt_jv(Nm*Nm);
-  Coeff_t *Qt_p = & Qt_jv[0];
+  double *Qt_p = & Qt_jv[0];
   thread_for(i,Nm*Nm,{
       int j = i/Nm;
       int k = i%Nm;
       Qt_p[i]=Qt(j,k);
-  });
+    });
 
   // Block the loop to keep storage footprint down
   for(uint64_t s=0;s<oSites;s+=siteBlock){
@@ -138,30 +133,26 @@ void basisRotate(VField &basis,Matrix& Qt,int j0, int j1, int k0,int k1,int Nm)
       });
   }
 #endif
-
-  for(int k=0;k<basis.size();k++) basis_v[k].ViewClose();
 }
 
 // Extract a single rotated vector
 template<class Field>
 void basisRotateJ(Field &result,std::vector<Field> &basis,Eigen::MatrixXd& Qt,int j, int k0,int k1,int Nm) 
 {
-  typedef decltype(basis[0].View(AcceleratorRead)) View;
+  typedef decltype(basis[0].AcceleratorView()) View;
   typedef typename Field::vector_object vobj;
   GridBase* grid = basis[0].Grid();
 
   result.Checkerboard() = basis[0].Checkerboard();
-
+  auto result_v=result.AcceleratorView(ViewWrite);
-  Vector<View> basis_v; basis_v.reserve(basis.size());
+  Vector<View> basis_v(basis.size(),result_v);
   for(int k=0;k<basis.size();k++){
-    basis_v.push_back(basis[k].View(AcceleratorRead));
+    basis_v[k] = basis[k].AcceleratorView(ViewRead);
   }
   vobj zz=Zero();
   Vector<double> Qt_jv(Nm);
   double * Qt_j = & Qt_jv[0];
   for(int k=0;k<Nm;++k) Qt_j[k]=Qt(j,k);
-
-  autoView(result_v,result,AcceleratorWrite);
   accelerator_for(ss, grid->oSites(),vobj::Nsimd(),{
     auto B=coalescedRead(zz);
     for(int k=k0; k<k1; ++k){
@@ -169,7 +160,6 @@ void basisRotateJ(Field &result,std::vector<Field> &basis,Eigen::MatrixXd& Qt,in
     }
     coalescedWrite(result_v[ss], B);
   });
-  for(int k=0;k<basis.size();k++) basis_v[k].ViewClose();
 }
 
 template<class Field>

Grid/lattice/Lattice_comparison.h

@@ -42,6 +42,34 @@ 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
 //////////////////////////////////////////////////////////////////////////
@@ -50,9 +78,9 @@ template<class vfunctor,class lobj,class robj>
 inline Lattice<vPredicate> LLComparison(vfunctor op,const Lattice<lobj> &lhs,const Lattice<robj> &rhs)
 {
   Lattice<vPredicate> ret(rhs.Grid());
-  autoView( lhs_v, lhs, CpuRead);
+  auto lhs_v = lhs.View();
-  autoView( rhs_v, rhs, CpuRead);
+  auto rhs_v = rhs.View();
-  autoView( ret_v, ret, CpuWrite);
+  auto ret_v = ret.View();
   thread_for( ss, rhs_v.size(), {
       ret_v[ss]=op(lhs_v[ss],rhs_v[ss]);
   });
@@ -65,8 +93,8 @@ template<class vfunctor,class lobj,class robj>
 inline Lattice<vPredicate> LSComparison(vfunctor op,const Lattice<lobj> &lhs,const robj &rhs)
 {
   Lattice<vPredicate> ret(lhs.Grid());
-  autoView( lhs_v, lhs, CpuRead);
+  auto lhs_v = lhs.View();
-  autoView( ret_v, ret, CpuWrite);
+  auto ret_v = ret.View();
   thread_for( ss, lhs_v.size(), {
     ret_v[ss]=op(lhs_v[ss],rhs);
   });
@@ -79,8 +107,8 @@ template<class vfunctor,class lobj,class robj>
 inline Lattice<vPredicate> SLComparison(vfunctor op,const lobj &lhs,const Lattice<robj> &rhs)
 {
   Lattice<vPredicate> ret(rhs.Grid());
-  autoView( rhs_v, rhs, CpuRead);
+  auto rhs_v = rhs.View();
-  autoView( ret_v, ret, CpuWrite);
+  auto ret_v = ret.View();
   thread_for( ss, rhs_v.size(), {
     ret_v[ss]=op(lhs,rhs_v[ss]);
   });

Grid/lattice/Lattice_coordinate.h

@@ -37,7 +37,7 @@ template<class iobj> inline void LatticeCoordinate(Lattice<iobj> &l,int mu)
   GridBase *grid = l.Grid();
   int Nsimd = grid->iSites();
 
-  autoView(l_v, l, CpuWrite);
+  auto l_v = l.View();
   thread_for( o, grid->oSites(), {
     vector_type vI;
     Coordinate gcoor;
@@ -51,5 +51,23 @@ template<class iobj> inline void LatticeCoordinate(Lattice<iobj> &l,int mu)
   });
 };
 
+// LatticeCoordinate();
+// FIXME for debug; deprecate this; made obscelete by 
+template<class vobj> void lex_sites(Lattice<vobj> &l){
+  auto l_v = l.View();
+  Real *v_ptr = (Real *)&l_v[0];
+  size_t o_len = l.Grid()->oSites();
+  size_t v_len = sizeof(vobj)/sizeof(vRealF);
+  size_t vec_len = vRealF::Nsimd();
+
+  for(int i=0;i<o_len;i++){
+    for(int j=0;j<v_len;j++){
+      for(int vv=0;vv<vec_len;vv+=2){
+	v_ptr[i*v_len*vec_len+j*vec_len+vv  ]= i+vv*500;
+	v_ptr[i*v_len*vec_len+j*vec_len+vv+1]= i+vv*500;
+      }
+    }}
+}
+
 NAMESPACE_END(Grid);
 

Grid/lattice/Lattice_local.h

@@ -43,8 +43,8 @@ template<class vobj>
 inline auto localNorm2 (const Lattice<vobj> &rhs)-> Lattice<typename vobj::tensor_reduced>
 {
   Lattice<typename vobj::tensor_reduced> ret(rhs.Grid());
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.View();
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.View();
   accelerator_for(ss,rhs_v.size(),vobj::Nsimd(),{
     coalescedWrite(ret_v[ss],innerProduct(rhs_v(ss),rhs_v(ss)));
   });
@@ -56,9 +56,9 @@ template<class vobj>
 inline auto localInnerProduct (const Lattice<vobj> &lhs,const Lattice<vobj> &rhs) -> Lattice<typename vobj::tensor_reduced>
 {
   Lattice<typename vobj::tensor_reduced> ret(rhs.Grid());
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.View();
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.View();
   accelerator_for(ss,rhs_v.size(),vobj::Nsimd(),{
     coalescedWrite(ret_v[ss],innerProduct(lhs_v(ss),rhs_v(ss)));
   });
@@ -73,9 +73,9 @@ inline auto outerProduct (const Lattice<ll> &lhs,const Lattice<rr> &rhs) -> Latt
   typedef decltype(coalescedRead(ll())) sll;
   typedef decltype(coalescedRead(rr())) srr;
   Lattice<decltype(outerProduct(ll(),rr()))> ret(rhs.Grid());
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.View();
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.View();
   accelerator_for(ss,rhs_v.size(),1,{
     // FIXME had issues with scalar version of outer 
     // Use vector [] operator and don't read coalesce this loop

Grid/lattice/Lattice_matrix_reduction.h

@@ -51,9 +51,9 @@ static void sliceMaddMatrix (Lattice<vobj> &R,Eigen::MatrixXcd &aa,const Lattice
   int block =FullGrid->_slice_block [Orthog];
   int nblock=FullGrid->_slice_nblock[Orthog];
   int ostride=FullGrid->_ostride[Orthog];
-  autoView( X_v , X, CpuRead);
+  auto X_v = X.View();
-  autoView( Y_v , Y, CpuRead);
+  auto Y_v = Y.View();
-  autoView( R_v , R, CpuWrite);
+  auto R_v = R.View();
   thread_region
   {
     std::vector<vobj> s_x(Nblock);
@@ -97,8 +97,8 @@ static void sliceMulMatrix (Lattice<vobj> &R,Eigen::MatrixXcd &aa,const Lattice<
   int nblock=FullGrid->_slice_nblock[Orthog];
   int ostride=FullGrid->_ostride[Orthog];
 
-  autoView( X_v , X, CpuRead);
+  auto X_v = X.View();
-  autoView( R_v , R, CpuWrite);
+  auto R_v = R.View();
 
   thread_region
   {
@@ -156,8 +156,8 @@ static void sliceInnerProductMatrix(  Eigen::MatrixXcd &mat, const Lattice<vobj>
   int ostride=FullGrid->_ostride[Orthog];
 
   typedef typename vobj::vector_typeD vector_typeD;
-  autoView( lhs_v , lhs, CpuRead);
+  auto lhs_v = lhs.View();
-  autoView( rhs_v , rhs, CpuRead);
+  auto rhs_v = rhs.View();
   thread_region {
     std::vector<vobj> Left(Nblock);
     std::vector<vobj> Right(Nblock);

Grid/lattice/Lattice_peekpoke.h

@@ -46,9 +46,9 @@ auto PeekIndex(const Lattice<vobj> &lhs,int i) -> Lattice<decltype(peekIndex<Ind
 {
   Lattice<decltype(peekIndex<Index>(vobj(),i))> ret(lhs.Grid());
   ret.Checkerboard()=lhs.Checkerboard();
-  autoView( ret_v, ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView( lhs_v, lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-  accelerator_for( ss, lhs_v.size(), 1, {
+  thread_for( ss, lhs_v.size(), {
     ret_v[ss] = peekIndex<Index>(lhs_v[ss],i);
   });
   return ret;
@@ -58,9 +58,9 @@ auto PeekIndex(const Lattice<vobj> &lhs,int i,int j) -> Lattice<decltype(peekInd
 {
   Lattice<decltype(peekIndex<Index>(vobj(),i,j))> ret(lhs.Grid());
   ret.Checkerboard()=lhs.Checkerboard();
-  autoView( ret_v, ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView( lhs_v, lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
-  accelerator_for( ss, lhs_v.size(), 1, {
+  thread_for( ss, lhs_v.size(), {
     ret_v[ss] = peekIndex<Index>(lhs_v[ss],i,j);
   });
   return ret;
@@ -72,18 +72,18 @@ auto PeekIndex(const Lattice<vobj> &lhs,int i,int j) -> Lattice<decltype(peekInd
 template<int Index,class vobj>  
 void PokeIndex(Lattice<vobj> &lhs,const Lattice<decltype(peekIndex<Index>(vobj(),0))> & rhs,int i)
 {
-  autoView( rhs_v, rhs, AcceleratorRead);
+  auto rhs_v = rhs.View();
-  autoView( lhs_v, lhs, AcceleratorWrite);
+  auto lhs_v = lhs.View();
-  accelerator_for( ss, lhs_v.size(), 1, {
+  thread_for( ss, lhs_v.size(), {
     pokeIndex<Index>(lhs_v[ss],rhs_v[ss],i);
   });
 }
 template<int Index,class vobj> 
 void PokeIndex(Lattice<vobj> &lhs,const Lattice<decltype(peekIndex<Index>(vobj(),0,0))> & rhs,int i,int j)
 {
-  autoView( rhs_v, rhs, AcceleratorRead);
+  auto rhs_v = rhs.View();
-  autoView( lhs_v, lhs, AcceleratorWrite);
+  auto lhs_v = lhs.View();
-  accelerator_for( ss, lhs_v.size(), 1, {
+  thread_for( ss, lhs_v.size(), {
     pokeIndex<Index>(lhs_v[ss],rhs_v[ss],i,j);
   });
 }
@@ -111,7 +111,7 @@ void pokeSite(const sobj &s,Lattice<vobj> &l,const Coordinate &site){
 
   // extract-modify-merge cycle is easiest way and this is not perf critical
   ExtractBuffer<sobj> buf(Nsimd);
-  autoView( l_v , l, CpuWrite);
+  auto l_v = l.View();
   if ( rank == grid->ThisRank() ) {
     extract(l_v[odx],buf);
     buf[idx] = s;
@@ -141,7 +141,7 @@ void peekSite(sobj &s,const Lattice<vobj> &l,const Coordinate &site){
   grid->GlobalCoorToRankIndex(rank,odx,idx,site);
 
   ExtractBuffer<sobj> buf(Nsimd);
-  autoView( l_v , l, CpuWrite);
+  auto l_v = l.View();
   extract(l_v[odx],buf);
 
   s = buf[idx];
@@ -151,21 +151,21 @@ void peekSite(sobj &s,const Lattice<vobj> &l,const Coordinate &site){
   return;
 };
 
+
 //////////////////////////////////////////////////////////
 // Peek a scalar object from the SIMD array
 //////////////////////////////////////////////////////////
-// Must be CPU read view
 template<class vobj,class sobj>
-inline void peekLocalSite(sobj &s,const LatticeView<vobj> &l,Coordinate &site)
+inline void peekLocalSite(sobj &s,const Lattice<vobj> &l,Coordinate &site){
-{
+        
-  GridBase *grid = l.getGrid();
+  GridBase *grid = l.Grid();
-  assert(l.mode==CpuRead);
+
   typedef typename vobj::scalar_type scalar_type;
   typedef typename vobj::vector_type vector_type;
 
   int Nsimd = grid->Nsimd();
 
-  assert( l.Checkerboard()== grid->CheckerBoard(site));
+  assert( l.Checkerboard()== l.Grid()->CheckerBoard(site));
   assert( sizeof(sobj)*Nsimd == sizeof(vobj));
 
   static const int words=sizeof(vobj)/sizeof(vector_type);
@@ -173,7 +173,8 @@ inline void peekLocalSite(sobj &s,const LatticeView<vobj> &l,Coordinate &site)
   idx= grid->iIndex(site);
   odx= grid->oIndex(site);
   
-  scalar_type * vp = (scalar_type *)&l[odx];
+  auto l_v = l.View();
+  scalar_type * vp = (scalar_type *)&l_v[odx];
   scalar_type * pt = (scalar_type *)&s;
       
   for(int w=0;w<words;w++){
@@ -182,27 +183,18 @@ 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)
+inline void pokeLocalSite(const sobj &s,Lattice<vobj> &l,Coordinate &site){
-{
+
-  GridBase *grid=l.getGrid();
+  GridBase *grid=l.Grid();
-  assert(l.mode==CpuWrite);
 
   typedef typename vobj::scalar_type scalar_type;
   typedef typename vobj::vector_type vector_type;
 
   int Nsimd = grid->Nsimd();
 
-  assert( l.Checkerboard()== grid->CheckerBoard(site));
+  assert( l.Checkerboard()== l.Grid()->CheckerBoard(site));
   assert( sizeof(sobj)*Nsimd == sizeof(vobj));
 
   static const int words=sizeof(vobj)/sizeof(vector_type);
@@ -210,19 +202,13 @@ inline void pokeLocalSite(const sobj &s,LatticeView<vobj> &l,Coordinate &site)
   idx= grid->iIndex(site);
   odx= grid->oIndex(site);
 
-  scalar_type * vp = (scalar_type *)&l[odx];
+  auto l_v = l.View();
+  scalar_type * vp = (scalar_type *)&l_v[odx];
   scalar_type * pt = (scalar_type *)&s;
   for(int w=0;w<words;w++){
     vp[idx+w*Nsimd] = pt[w];
   }
-  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;
 };
 

Grid/lattice/Lattice_real_imag.h

@@ -1,79 +0,0 @@
-/*************************************************************************************
-
-    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

@@ -40,11 +40,9 @@ NAMESPACE_BEGIN(Grid);
 
 template<class vobj> inline Lattice<vobj> adj(const Lattice<vobj> &lhs){
   Lattice<vobj> ret(lhs.Grid());
-
-  autoView( lhs_v, lhs, AcceleratorRead);
-  autoView( ret_v, ret, AcceleratorWrite);
-
   ret.Checkerboard()=lhs.Checkerboard();
+  auto lhs_v = lhs.View();
+  auto ret_v = ret.View();
   accelerator_for( ss, lhs_v.size(), vobj::Nsimd(), {
     coalescedWrite(ret_v[ss], adj(lhs_v(ss)));
   });
@@ -53,11 +51,9 @@ template<class vobj> inline Lattice<vobj> adj(const Lattice<vobj> &lhs){
 
 template<class vobj> inline Lattice<vobj> conjugate(const Lattice<vobj> &lhs){
   Lattice<vobj> ret(lhs.Grid());
-
-  autoView( lhs_v, lhs, AcceleratorRead);
-  autoView( ret_v, ret, AcceleratorWrite);
-
   ret.Checkerboard() = lhs.Checkerboard();
+  auto lhs_v = lhs.View();
+  auto ret_v = ret.View();
   accelerator_for( ss, lhs_v.size(), vobj::Nsimd(), {
     coalescedWrite( ret_v[ss] , conjugate(lhs_v(ss)));
   });

Grid/lattice/Lattice_reduction.h

@@ -25,7 +25,7 @@ Author: Christoph Lehner <christoph@lhnr.de>
 #include <Grid/Grid_Eigen_Dense.h>
 
 
-#if defined(GRID_CUDA)||defined(GRID_HIP)
+#ifdef GRID_NVCC
 #include <Grid/lattice/Lattice_reduction_gpu.h>
 #endif
 
@@ -39,7 +39,7 @@ inline typename vobj::scalar_object sum_cpu(const vobj *arg, Integer osites)
 {
   typedef typename vobj::scalar_object  sobj;
 
-  //  const int Nsimd = vobj::Nsimd();
+  const int Nsimd = vobj::Nsimd();
   const int nthread = GridThread::GetThreads();
 
   Vector<sobj> sumarray(nthread);
@@ -62,73 +62,24 @@ inline typename vobj::scalar_object sum_cpu(const vobj *arg, Integer osites)
   for(int i=0;i<nthread;i++){
     ssum = ssum+sumarray[i];
   } 
+  
   return ssum;
 }
-template<class vobj>
-inline typename vobj::scalar_objectD sumD_cpu(const vobj *arg, Integer osites)
-{
-  typedef typename vobj::scalar_objectD  sobj;
-
-  const int nthread = GridThread::GetThreads();
-
-  Vector<sobj> sumarray(nthread);
-  for(int i=0;i<nthread;i++){
-    sumarray[i]=Zero();
-  }
-  
-  thread_for(thr,nthread, {
-    int nwork, mywork, myoff;
-    nwork = osites;
-    GridThread::GetWork(nwork,thr,mywork,myoff);
-    vobj vvsum=Zero();
-    for(int ss=myoff;ss<mywork+myoff; ss++){
-      vvsum = vvsum + arg[ss];
-    }
-    sumarray[thr]=Reduce(vvsum);
-  });
-  
-  sobj ssum=Zero();  // sum across threads
-  for(int i=0;i<nthread;i++){
-    ssum = ssum+sumarray[i];
-  } 
-  
-  typedef typename vobj::scalar_object ssobj;
-  ssobj ret = ssum;
-  return ret;
-}
-
-
 template<class vobj>
 inline typename vobj::scalar_object sum(const vobj *arg, Integer osites)
 {
-#if defined(GRID_CUDA)||defined(GRID_HIP)
+#ifdef GRID_NVCC
   return sum_gpu(arg,osites);
 #else
   return sum_cpu(arg,osites);
 #endif  
 }
-template<class vobj>
-inline typename vobj::scalar_objectD sumD(const vobj *arg, Integer osites)
-{
-#if defined(GRID_CUDA)||defined(GRID_HIP)
-  return sumD_gpu(arg,osites);
-#else
-  return sumD_cpu(arg,osites);
-#endif  
-}
-
 template<class vobj>
 inline typename vobj::scalar_object sum(const Lattice<vobj> &arg)
 {
-#if defined(GRID_CUDA)||defined(GRID_HIP)
+  auto arg_v = arg.View();
-  autoView( arg_v, arg, AcceleratorRead);
   Integer osites = arg.Grid()->oSites();
-  auto ssum= sum_gpu(&arg_v[0],osites);
+  auto ssum= sum(&arg_v[0],osites);
-#else
-  autoView(arg_v, arg, CpuRead);
-  Integer osites = arg.Grid()->oSites();
-  auto ssum= sum_cpu(&arg_v[0],osites);
-#endif  
   arg.Grid()->GlobalSum(ssum);
   return ssum;
 }
@@ -150,30 +101,43 @@ inline ComplexD rankInnerProduct(const Lattice<vobj> &left,const Lattice<vobj> &
   ComplexD  nrm;
   
   GridBase *grid = left.Grid();
+  
+  // Might make all code paths go this way.
+  auto left_v = left.AcceleratorView(ViewRead);
+  auto right_v=right.AcceleratorView(ViewRead);
 
   const uint64_t nsimd = grid->Nsimd();
   const uint64_t sites = grid->oSites();
   
-  // Might make all code paths go this way.
+#ifdef GRID_NVCC
-  typedef decltype(innerProductD(vobj(),vobj())) inner_t;
+  // GPU - SIMT lane compliance...
+  typedef decltype(innerProduct(left_v[0],right_v[0])) inner_t;
   Vector<inner_t> inner_tmp(sites);
   auto inner_tmp_v = &inner_tmp[0];
-    
+  
-  {
-    autoView( left_v , left, AcceleratorRead);
-    autoView( right_v,right, AcceleratorRead);
 
-    // GPU - SIMT lane compliance...
+  accelerator_for( ss, sites, nsimd,{
-    accelerator_for( ss, sites, 1,{
+      auto x_l = left_v(ss);
-	auto x_l = left_v[ss];
+      auto y_l = right_v(ss);
-	auto y_l = right_v[ss];
+      coalescedWrite(inner_tmp_v[ss],innerProduct(x_l,y_l));
-	inner_tmp_v[ss]=innerProductD(x_l,y_l);
+  })
-    });
-  }
 
   // This is in single precision and fails some tests
-  auto anrm = sum(inner_tmp_v,sites);  
+  // Need a sumD that sums in double
-  nrm = anrm;
+  nrm = TensorRemove(sumD_gpu(inner_tmp_v,sites));  
+#else
+  // CPU 
+  typedef decltype(innerProductD(left_v[0],right_v[0])) inner_t;
+  Vector<inner_t> inner_tmp(sites);
+  auto inner_tmp_v = &inner_tmp[0];
+  
+  accelerator_for( ss, sites, nsimd,{
+      auto x_l = left_v[ss];
+      auto y_l = right_v[ss];
+      inner_tmp_v[ss]=innerProductD(x_l,y_l);
+  })
+  nrm = TensorRemove(sum(inner_tmp_v,sites));
+#endif
   return nrm;
 }
 
@@ -211,24 +175,40 @@ axpby_norm_fast(Lattice<vobj> &z,sobj a,sobj b,const Lattice<vobj> &x,const Latt
   
   GridBase *grid = x.Grid();
 
+  auto x_v=x.AcceleratorView(ViewRead);
+  auto y_v=y.AcceleratorView(ViewRead);
+  auto z_v=z.AcceleratorView(ViewWrite);
+
   const uint64_t nsimd = grid->Nsimd();
   const uint64_t sites = grid->oSites();
   
+#ifdef GRID_NVCC
   // GPU
-  autoView( x_v, x, AcceleratorRead);
+  typedef decltype(innerProduct(x_v[0],y_v[0])) inner_t;
-  autoView( y_v, y, AcceleratorRead);
-  autoView( z_v, z, AcceleratorWrite);
-
-  typedef decltype(innerProductD(x_v[0],y_v[0])) inner_t;
   Vector<inner_t> inner_tmp(sites);
   auto inner_tmp_v = &inner_tmp[0];
 
-  accelerator_for( ss, sites, 1,{
+  accelerator_for( ss, sites, nsimd,{
-      auto tmp = a*x_v[ss]+b*y_v[ss];
+      auto tmp = a*x_v(ss)+b*y_v(ss);
+      coalescedWrite(inner_tmp_v[ss],innerProduct(tmp,tmp));
+      coalescedWrite(z_v[ss],tmp);
+  });
+
+  nrm = real(TensorRemove(sumD_gpu(inner_tmp_v,sites)));
+#else
+  // CPU 
+  typedef decltype(innerProductD(x_v[0],y_v[0])) inner_t;
+  Vector<inner_t> inner_tmp(sites);
+  auto inner_tmp_v = &inner_tmp[0];
+  
+  accelerator_for( ss, sites, nsimd,{
+      auto tmp = a*x_v(ss)+b*y_v(ss);
       inner_tmp_v[ss]=innerProductD(tmp,tmp);
       z_v[ss]=tmp;
   });
+  // Already promoted to double
   nrm = real(TensorRemove(sum(inner_tmp_v,sites)));
+#endif
   grid->GlobalSum(nrm);
   return nrm; 
 }
@@ -244,29 +224,47 @@ innerProductNorm(ComplexD& ip, RealD &nrm, const Lattice<vobj> &left,const Latti
 
   GridBase *grid = left.Grid();
 
+  auto left_v=left.AcceleratorView(ViewRead);
+  auto right_v=right.AcceleratorView(ViewRead);
+
   const uint64_t nsimd = grid->Nsimd();
   const uint64_t sites = grid->oSites();
 
+#ifdef GRID_NVCC
   // GPU
-  typedef decltype(innerProductD(vobj(),vobj())) inner_t;
+  typedef decltype(innerProduct(left_v[0],right_v[0])) inner_t;
-  typedef decltype(innerProductD(vobj(),vobj())) norm_t;
+  typedef decltype(innerProduct(left_v[0],left_v[0])) norm_t;
   Vector<inner_t> inner_tmp(sites);
-  Vector<norm_t>  norm_tmp(sites);
+  Vector<norm_t> norm_tmp(sites);
   auto inner_tmp_v = &inner_tmp[0];
   auto norm_tmp_v = &norm_tmp[0];
-  {
-    autoView(left_v,left, AcceleratorRead);
-    autoView(right_v,right,AcceleratorRead);
-    accelerator_for( ss, sites, 1,{
-	auto left_tmp = left_v[ss];
-	inner_tmp_v[ss]=innerProductD(left_tmp,right_v[ss]);
-        norm_tmp_v [ss]=innerProductD(left_tmp,left_tmp);
-      });
-  }
 
+  accelerator_for( ss, sites, nsimd,{
+      auto left_tmp = left_v(ss);
+      coalescedWrite(inner_tmp_v[ss],innerProduct(left_tmp,right_v(ss)));
+      coalescedWrite(norm_tmp_v[ss],innerProduct(left_tmp,left_tmp));
+  });
+
+  tmp[0] = TensorRemove(sumD_gpu(inner_tmp_v,sites));
+  tmp[1] = TensorRemove(sumD_gpu(norm_tmp_v,sites));
+#else
+  // CPU
+  typedef decltype(innerProductD(left_v[0],right_v[0])) inner_t;
+  typedef decltype(innerProductD(left_v[0],left_v[0])) norm_t;
+  Vector<inner_t> inner_tmp(sites);
+  Vector<norm_t> norm_tmp(sites);
+  auto inner_tmp_v = &inner_tmp[0];
+  auto norm_tmp_v = &norm_tmp[0];
+
+  accelerator_for( ss, sites, nsimd,{
+      auto left_tmp = left_v(ss);
+      inner_tmp_v[ss] = innerProductD(left_tmp,right_v(ss));
+      norm_tmp_v[ss] = innerProductD(left_tmp,left_tmp);
+  });
+  // Already promoted to double
   tmp[0] = TensorRemove(sum(inner_tmp_v,sites));
   tmp[1] = TensorRemove(sum(norm_tmp_v,sites));
-
+#endif
   grid->GlobalSumVector(&tmp[0],2); // keep norm Complex -> can use GlobalSumVector
   ip = tmp[0];
   nrm = real(tmp[1]);
@@ -337,7 +335,7 @@ template<class vobj> inline void sliceSum(const Lattice<vobj> &Data,std::vector<
 
   // sum over reduced dimension planes, breaking out orthog dir
   // Parallel over orthog direction
-  autoView( Data_v, Data, CpuRead);
+  auto Data_v=Data.View();
   thread_for( r,rd, {
     int so=r*grid->_ostride[orthogdim]; // base offset for start of plane 
     for(int n=0;n<e1;n++){
@@ -415,8 +413,8 @@ static void sliceInnerProductVector( std::vector<ComplexD> & result, const Latti
   int e2=    grid->_slice_block [orthogdim];
   int stride=grid->_slice_stride[orthogdim];
 
-  autoView( lhv, lhs, CpuRead);
+  auto lhv=lhs.View();
-  autoView( rhv, rhs, CpuRead);
+  auto rhv=rhs.View();
   thread_for( r,rd,{
 
     int so=r*grid->_ostride[orthogdim]; // base offset for start of plane 
@@ -523,12 +521,14 @@ static void sliceMaddVector(Lattice<vobj> &R,std::vector<RealD> &a,const Lattice
 
     tensor_reduced at; at=av;
 
-    autoView( Rv, R, CpuWrite);
+    auto Rv=R.View();
-    autoView( Xv, X, CpuRead);
+    auto Xv=X.View();
-    autoView( Yv, Y, CpuRead);
+    auto Yv=Y.View();
-    thread_for2d( n, e1, b,e2, {
+    thread_for_collapse(2, n, e1, {
+      for(int b=0;b<e2;b++){
 	int ss= so+n*stride+b;
 	Rv[ss] = at*Xv[ss]+Yv[ss];
+      }
     });
   }
 };
@@ -581,9 +581,9 @@ static void sliceMaddMatrix (Lattice<vobj> &R,Eigen::MatrixXcd &aa,const Lattice
   int nblock=FullGrid->_slice_nblock[Orthog];
   int ostride=FullGrid->_ostride[Orthog];
 
-  autoView( X_v, X, CpuRead);
+  auto X_v=X.View();
-  autoView( Y_v, Y, CpuRead);
+  auto Y_v=Y.View();
-  autoView( R_v, R, CpuWrite);
+  auto R_v=R.View();
   thread_region
   {
     Vector<vobj> s_x(Nblock);
@@ -628,14 +628,13 @@ static void sliceMulMatrix (Lattice<vobj> &R,Eigen::MatrixXcd &aa,const Lattice<
   //  int nl=1;
 
   //FIXME package in a convenient iterator
-  // thread_for2d_in_region
   //Should loop over a plane orthogonal to direction "Orthog"
   int stride=FullGrid->_slice_stride[Orthog];
   int block =FullGrid->_slice_block [Orthog];
   int nblock=FullGrid->_slice_nblock[Orthog];
   int ostride=FullGrid->_ostride[Orthog];
-  autoView( R_v, R, CpuWrite);
+  auto R_v = R.View();
-  autoView( X_v, X, CpuRead);
+  auto X_v = X.View();
   thread_region
   {
     std::vector<vobj> s_x(Nblock);
@@ -693,8 +692,8 @@ static void sliceInnerProductMatrix(  Eigen::MatrixXcd &mat, const Lattice<vobj>
 
   typedef typename vobj::vector_typeD vector_typeD;
 
-  autoView( lhs_v, lhs, CpuRead);
+  auto lhs_v=lhs.View();
-  autoView( rhs_v, rhs, CpuRead);
+  auto rhs_v=rhs.View();
   thread_region
   {
     std::vector<vobj> Left(Nblock);

Grid/lattice/Lattice_reduction_gpu.h

@@ -1,14 +1,7 @@
 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
+extern cudaDeviceProp *gpu_props;
-
 __device__ unsigned int retirementCount = 0;
 
 template <class Iterator>
@@ -26,12 +19,7 @@ template <class Iterator>
 void getNumBlocksAndThreads(const Iterator n, const size_t sizeofsobj, Iterator &threads, Iterator &blocks) {
   
   int device;
-#ifdef GRID_CUDA
   cudaGetDevice(&device);
-#endif
-#ifdef GRID_HIP
-  hipGetDevice(&device);
-#endif
   
   Iterator warpSize            = gpu_props[device].warpSize;
   Iterator sharedMemPerBlock   = gpu_props[device].sharedMemPerBlock;
@@ -65,7 +53,7 @@ __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));
-  acceleratorSynchronise();
+  __syncwarp();
   
   const Iterator VEC = WARP_SIZE;
   const Iterator vid = tid & (VEC-1);
@@ -79,9 +67,9 @@ __device__ void reduceBlock(volatile sobj *sdata, sobj mySum, const Iterator tid
       beta += temp;
       memcpy((void *)&sdata[tid], (void *)&beta, sizeof(sobj));
     }
-    acceleratorSynchronise();
+    __syncwarp();
   }
-  acceleratorSynchroniseAll();
+  __syncthreads();
   
   if (threadIdx.x == 0) {
     beta  = Zero();
@@ -91,7 +79,7 @@ __device__ void reduceBlock(volatile sobj *sdata, sobj mySum, const Iterator tid
     }
     memcpy((void *)&sdata[0], (void *)&beta, sizeof(sobj));
   }
-  acceleratorSynchroniseAll();
+  __syncthreads();
 }
 
 
@@ -159,7 +147,7 @@ __global__ void reduceKernel(const vobj *lat, sobj *buffer, Iterator n) {
     sobj *smem = (sobj *)shmem_pointer;
     
     // wait until all outstanding memory instructions in this thread are finished
-    acceleratorFence();
+    __threadfence();
     
     if (tid==0) {
       unsigned int ticket = atomicInc(&retirementCount, gridDim.x);
@@ -168,8 +156,8 @@ __global__ void reduceKernel(const vobj *lat, sobj *buffer, Iterator n) {
     }
     
     // each thread must read the correct value of amLast
-    acceleratorSynchroniseAll();
+    __syncthreads();
-
+    
     if (amLast) {
       // reduce buffer[0], ..., buffer[gridDim.x-1]
       Iterator i = tid;
@@ -211,7 +199,13 @@ inline typename vobj::scalar_objectD sumD_gpu(const vobj *lat, Integer osites)
   sobj *buffer_v = &buffer[0];
   
   reduceKernel<<< numBlocks, numThreads, smemSize >>>(lat, buffer_v, size);
-  accelerator_barrier();
+  cudaDeviceSynchronize();
+  
+  cudaError err = cudaGetLastError();
+  if ( cudaSuccess != err ) {
+    printf("Cuda error %s\n",cudaGetErrorString( err ));
+    exit(0);
+  }
   auto result = buffer_v[0];
   return result;
 }

Grid/lattice/Lattice_rng.h

@@ -375,7 +375,7 @@ public:
     int osites = _grid->oSites();  // guaranteed to be <= l.Grid()->oSites() by a factor multiplicity
     int words  = sizeof(scalar_object) / sizeof(scalar_type);
 
-    autoView(l_v, l, CpuWrite);
+    auto l_v = l.View();
     thread_for( ss, osites, {
       ExtractBuffer<scalar_object> buf(Nsimd);
       for (int m = 0; m < multiplicity; m++) {  // Draw from same generator multiplicity times
@@ -461,8 +461,8 @@ public:
     }
 
     {
-      // Obtain one reseeded generator per thread      
+      // Obtain one reseeded generator per thread
-      int Nthread = 32; // Hardwire a good level or parallelism
+      int Nthread = GridThread::GetThreads();
       std::vector<RngEngine> seeders(Nthread);
       for(int t=0;t<Nthread;t++){
 	seeders[t] = Reseed(master_engine);

Grid/lattice/Lattice_trace.h

@@ -42,8 +42,8 @@ template<class vobj>
 inline auto trace(const Lattice<vobj> &lhs)  -> Lattice<decltype(trace(vobj()))>
 {
   Lattice<decltype(trace(vobj()))> ret(lhs.Grid());
-  autoView(ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView(lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
   accelerator_for( ss, lhs_v.size(), vobj::Nsimd(), {
     coalescedWrite(ret_v[ss], trace(lhs_v(ss)));
   });
@@ -58,8 +58,8 @@ template<int Index,class vobj>
 inline auto TraceIndex(const Lattice<vobj> &lhs) -> Lattice<decltype(traceIndex<Index>(vobj()))>
 {
   Lattice<decltype(traceIndex<Index>(vobj()))> ret(lhs.Grid());
-  autoView( ret_v , ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
   accelerator_for( ss, lhs_v.size(), vobj::Nsimd(), {
     coalescedWrite(ret_v[ss], traceIndex<Index>(lhs_v(ss)));
   });

Grid/lattice/Lattice_transfer.h

@@ -47,12 +47,11 @@ inline void subdivides(GridBase *coarse,GridBase *fine)
 ////////////////////////////////////////////////////////////////////////////////////////////
 // remove and insert a half checkerboard
 ////////////////////////////////////////////////////////////////////////////////////////////
-template<class vobj> inline void pickCheckerboard(int cb,Lattice<vobj> &half,const Lattice<vobj> &full)
+template<class vobj> inline void pickCheckerboard(int cb,Lattice<vobj> &half,const Lattice<vobj> &full){
-{
   half.Checkerboard() = cb;
 
-  autoView( half_v, half, CpuWrite);
+  auto half_v = half.View();
-  autoView( full_v, full, CpuRead);
+  auto full_v = full.View();
   thread_for(ss, full.Grid()->oSites(),{
     int cbos;
     Coordinate coor;
@@ -65,11 +64,11 @@ template<class vobj> inline void pickCheckerboard(int cb,Lattice<vobj> &half,con
     }
   });
 }
-template<class vobj> inline void setCheckerboard(Lattice<vobj> &full,const Lattice<vobj> &half)
+
-{
+template<class vobj> inline void setCheckerboard(Lattice<vobj> &full,const Lattice<vobj> &half){
   int cb = half.Checkerboard();
-  autoView( half_v , half, CpuRead);
+  auto half_v = half.View();
-  autoView( full_v , full, CpuWrite);
+  auto full_v = full.View();
   thread_for(ss,full.Grid()->oSites(),{
 
     Coordinate coor;
@@ -97,15 +96,15 @@ accelerator_inline void convertType(ComplexF & out, const std::complex<float> &
   out = in;
 }
 
-#ifdef GRID_SIMT
+#ifdef __CUDA_ARCH__
 accelerator_inline void convertType(vComplexF & out, const ComplexF & in) {
-  ((ComplexF*)&out)[acceleratorSIMTlane(vComplexF::Nsimd())] = in;
+  ((ComplexF*)&out)[SIMTlane(vComplexF::Nsimd())] = in;
 }
 accelerator_inline void convertType(vComplexD & out, const ComplexD & in) {
-  ((ComplexD*)&out)[acceleratorSIMTlane(vComplexD::Nsimd())] = in;
+  ((ComplexD*)&out)[SIMTlane(vComplexD::Nsimd())] = in;
 }
 accelerator_inline void convertType(vComplexD2 & out, const ComplexD & in) {
-  ((ComplexD*)&out)[acceleratorSIMTlane(vComplexD::Nsimd()*2)] = in;
+  ((ComplexD*)&out)[SIMTlane(vComplexD::Nsimd()*2)] = in;
 }
 #endif
 
@@ -152,11 +151,12 @@ accelerator_inline void convertType(T & out, const T & in) {
 
 template<typename T1,typename T2>
 accelerator_inline void convertType(Lattice<T1> & out, const Lattice<T2> & in) {
-  autoView( out_v , out,AcceleratorWrite);
+  auto out_v = out.AcceleratorView(ViewWrite);
-  autoView( in_v  , in ,AcceleratorRead);
+  auto in_v  = in.AcceleratorView(ViewRead);
+
   accelerator_for(ss,out_v.size(),T1::Nsimd(),{
       convertType(out_v[ss],in_v(ss));
-  });
+    });
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////
@@ -164,20 +164,19 @@ accelerator_inline void convertType(Lattice<T1> & out, const Lattice<T2> & in) {
 ////////////////////////////////////////////////////////////////////////////////////////////
 template<class vobj>
 inline auto localInnerProductD(const Lattice<vobj> &lhs,const Lattice<vobj> &rhs)
--> Lattice<iScalar<decltype(TensorRemove(innerProductD2(lhs.View(CpuRead)[0],rhs.View(CpuRead)[0])))>>
+-> Lattice<iScalar<decltype(TensorRemove(innerProductD2(lhs.View()[0],rhs.View()[0])))>>
 {
-  autoView( lhs_v , lhs, AcceleratorRead);
+  auto lhs_v = lhs.AcceleratorView(ViewRead);
-  autoView( rhs_v , rhs, AcceleratorRead);
+  auto rhs_v = rhs.AcceleratorView(ViewRead);
 
   typedef decltype(TensorRemove(innerProductD2(lhs_v[0],rhs_v[0]))) t_inner;
   Lattice<iScalar<t_inner>> ret(lhs.Grid());
+  auto ret_v = ret.AcceleratorView(ViewWrite);
 
-  {
+  accelerator_for(ss,rhs_v.size(),vobj::Nsimd(),{
-    autoView(ret_v, ret,AcceleratorWrite);
-    accelerator_for(ss,rhs_v.size(),vobj::Nsimd(),{
       convertType(ret_v[ss],innerProductD2(lhs_v(ss),rhs_v(ss)));
     });
-  }
+
   return ret;
 }
 
@@ -195,13 +194,14 @@ inline void blockProject(Lattice<iVector<CComplex,nbasis > > &coarseData,
   Lattice<iScalar<CComplex>> ip(coarse);
   Lattice<vobj>     fineDataRed = fineData;
 
-  autoView( coarseData_ , coarseData, AcceleratorWrite);
+  //  auto fineData_   = fineData.View();
-  autoView( ip_         , ip,         AcceleratorWrite);
+  auto coarseData_ = coarseData.AcceleratorView(ViewWrite);
+  auto ip_         = ip.AcceleratorView(ViewReadWrite);
   for(int v=0;v<nbasis;v++) {
     blockInnerProductD(ip,Basis[v],fineDataRed); // ip = <basis|fine>
     accelerator_for( sc, coarse->oSites(), vobj::Nsimd(), {
 	convertType(coarseData_[sc](v),ip_[sc]);
-    });
+      });
 
     // improve numerical stability of projection
     // |fine> = |fine> - <basis|fine> |basis>
@@ -210,6 +210,68 @@ inline void blockProject(Lattice<iVector<CComplex,nbasis > > &coarseData,
   }
 }
 
+template<class vobj,class CComplex,int nbasis>
+inline void blockProject1(Lattice<iVector<CComplex,nbasis > > &coarseData,
+			 const             Lattice<vobj>   &fineData,
+			 const std::vector<Lattice<vobj> > &Basis)
+{
+  typedef iVector<CComplex,nbasis > coarseSiteData;
+  coarseSiteData elide;
+  typedef decltype(coalescedRead(elide)) ScalarComplex;
+  GridBase * fine  = fineData.Grid();
+  GridBase * coarse= coarseData.Grid();
+  int  _ndimension = coarse->_ndimension;
+
+  // checks
+  assert( nbasis == Basis.size() );
+  subdivides(coarse,fine); 
+  for(int i=0;i<nbasis;i++){
+    conformable(Basis[i],fineData);
+  }
+
+  Coordinate block_r      (_ndimension);
+  
+  for(int d=0 ; d<_ndimension;d++){
+    block_r[d] = fine->_rdimensions[d] / coarse->_rdimensions[d];
+    assert(block_r[d]*coarse->_rdimensions[d] == fine->_rdimensions[d]);
+  }
+  int blockVol = fine->oSites()/coarse->oSites();
+
+  coarseData=Zero();
+
+  auto fineData_   = fineData.View();
+  auto coarseData_ = coarseData.View();
+  ////////////////////////////////////////////////////////////////////////////////////////////////////////
+  // To make this lock free, loop over coars parallel, and then loop over fine associated with coarse.
+  // Otherwise do fine inner product per site, and make the update atomic
+  ////////////////////////////////////////////////////////////////////////////////////////////////////////
+  accelerator_for( sci, nbasis*coarse->oSites(), vobj::Nsimd(), {
+
+    auto sc=sci/nbasis;
+    auto i=sci%nbasis;
+    auto Basis_      = Basis[i].View();
+
+    Coordinate coor_c(_ndimension);
+    Lexicographic::CoorFromIndex(coor_c,sc,coarse->_rdimensions);  // Block coordinate
+
+    int sf;
+    decltype(innerProduct(Basis_(sf),fineData_(sf))) reduce=Zero();
+
+    for(int sb=0;sb<blockVol;sb++){
+
+      Coordinate coor_b(_ndimension);
+      Coordinate coor_f(_ndimension);
+
+      Lexicographic::CoorFromIndex(coor_b,sb,block_r);
+      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);
+      
+      reduce=reduce+innerProduct(Basis_(sf),fineData_(sf));
+    }
+    coalescedWrite(coarseData_[sc](i),reduce);
+  });
+  return;
+}
 
 template<class vobj,class vobj2,class CComplex>
   inline void blockZAXPY(Lattice<vobj> &fineZ,
@@ -236,12 +298,10 @@ template<class vobj,class vobj2,class CComplex>
     assert(block_r[d]*coarse->_rdimensions[d]==fine->_rdimensions[d]);
   }
 
-  autoView( fineZ_  , fineZ, AcceleratorWrite);
+  auto fineZ_  = fineZ.AcceleratorView(ViewWrite);
-  autoView( fineX_  , fineX, AcceleratorRead);
+  auto fineX_  = fineX.AcceleratorView(ViewRead);
-  autoView( fineY_  , fineY, AcceleratorRead);
+  auto fineY_  = fineY.AcceleratorView(ViewRead);
-  autoView( coarseA_, coarseA, AcceleratorRead);
+  auto coarseA_= coarseA.AcceleratorView(ViewRead);
-  Coordinate fine_rdimensions = fine->_rdimensions;
-  Coordinate coarse_rdimensions = coarse->_rdimensions;
 
   accelerator_for(sf, fine->oSites(), CComplex::Nsimd(), {
 
@@ -249,12 +309,12 @@ 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
+#ifdef __CUDA_ARCH__
       typename vobj2::tensor_reduced::scalar_object cA;
       typename vobj::scalar_object cAx;
 #else
@@ -284,16 +344,15 @@ template<class vobj,class CComplex>
   Lattice<dotp> fine_inner(fine); fine_inner.Checkerboard() = fineX.Checkerboard();
   Lattice<dotp> coarse_inner(coarse);
 
+  auto CoarseInner_  = CoarseInner.AcceleratorView(ViewWrite);
+  auto coarse_inner_ = coarse_inner.AcceleratorView(ViewReadWrite);
+
   // Precision promotion
-  fine_inner = localInnerProductD<vobj>(fineX,fineY);
+  fine_inner = localInnerProductD(fineX,fineY);
   blockSum(coarse_inner,fine_inner);
-  {
+  accelerator_for(ss, coarse->oSites(), 1, {
-    autoView( CoarseInner_  , CoarseInner,AcceleratorWrite);
-    autoView( coarse_inner_ , coarse_inner,AcceleratorRead);
-    accelerator_for(ss, coarse->oSites(), 1, {
       convertType(CoarseInner_[ss], TensorRemove(coarse_inner_[ss]));
     });
-  }
  
 }
 
@@ -311,15 +370,14 @@ inline void blockInnerProduct(Lattice<CComplex> &CoarseInner,
   Lattice<dotp> coarse_inner(coarse);
 
   // Precision promotion?
+  auto CoarseInner_  = CoarseInner.AcceleratorView(ViewWrite);
+  auto coarse_inner_ = coarse_inner.AcceleratorView(ViewReadWrite);
+
   fine_inner = localInnerProduct(fineX,fineY);
   blockSum(coarse_inner,fine_inner);
-  {
+  accelerator_for(ss, coarse->oSites(), 1, {
-    autoView( CoarseInner_  , CoarseInner, AcceleratorWrite);
+    CoarseInner_[ss] = coarse_inner_[ss];
-    autoView( coarse_inner_ , coarse_inner, AcceleratorRead);
+  });
-    accelerator_for(ss, coarse->oSites(), 1, {
-	CoarseInner_[ss] = coarse_inner_[ss];
-    });
-  }
 }
 
 template<class vobj,class CComplex>
@@ -350,19 +408,14 @@ inline void blockSum(Lattice<vobj> &coarseData,const Lattice<vobj> &fineData)
   }
   int blockVol = fine->oSites()/coarse->oSites();
 
-  // Turn this around to loop threaded over sc and interior loop 
+  auto coarseData_ = coarseData.AcceleratorView(ViewReadWrite);
-  // over sf would thread better
+  auto fineData_   = fineData.AcceleratorView(ViewRead);
-  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++){
@@ -372,7 +425,7 @@ 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];
       }
@@ -457,8 +510,8 @@ inline void blockPromote(const Lattice<iVector<CComplex,nbasis > > &coarseData,
   for(int d=0 ; d<_ndimension;d++){
     block_r[d] = fine->_rdimensions[d] / coarse->_rdimensions[d];
   }
-  autoView( fineData_   , fineData, AcceleratorWrite);
+  auto fineData_   = fineData.View();
-  autoView( coarseData_ , coarseData, AcceleratorRead);
+  auto coarseData_ = coarseData.View();
 
   // Loop with a cache friendly loop ordering
   accelerator_for(sf,fine->oSites(),1,{
@@ -471,7 +524,7 @@ inline void blockPromote(const Lattice<iVector<CComplex,nbasis > > &coarseData,
     Lexicographic::IndexFromCoor(coor_c,sc,coarse->_rdimensions);
 
     for(int i=0;i<nbasis;i++) {
-      /*      auto basis_ = Basis[i],  );*/
+      auto basis_ = Basis[i].View();
       if(i==0) fineData_[sf]=coarseData_[sc](i) *basis_[sf]);
       else     fineData_[sf]=fineData_[sf]+coarseData_[sc](i)*basis_[sf]);
     }
@@ -490,14 +543,7 @@ inline void blockPromote(const Lattice<iVector<CComplex,nbasis > > &coarseData,
   fineData=Zero();
   for(int i=0;i<nbasis;i++) {
     Lattice<iScalar<CComplex> > ip = PeekIndex<0>(coarseData,i);
-
+    auto  ip_ =  ip.AcceleratorView(ViewRead);
-    //Lattice<CComplex> cip(coarse);
-    //autoView( cip_ , cip, AcceleratorWrite);
-    //autoView(  ip_ ,  ip, AcceleratorRead);
-    //accelerator_forNB(sc,coarse->oSites(),CComplex::Nsimd(),{
-    //	coalescedWrite(cip_[sc], ip_(sc)());
-    //  });
-    //blockZAXPY<vobj,CComplex >(fineData,cip,Basis[i],fineData);
     blockZAXPY(fineData,ip,Basis[i],fineData);
   }
 }
@@ -525,17 +571,15 @@ void localConvert(const Lattice<vobj> &in,Lattice<vvobj> &out)
     assert(ig->lSites() == og->lSites());
   }
 
-  autoView(in_v,in,CpuRead);
-  autoView(out_v,out,CpuWrite);
   thread_for(idx, ig->lSites(),{
     sobj s;
     ssobj ss;
 
     Coordinate lcoor(ni);
     ig->LocalIndexToLocalCoor(idx,lcoor);
-    peekLocalSite(s,in_v,lcoor);
+    peekLocalSite(s,in,lcoor);
     ss=s;
-    pokeLocalSite(ss,out_v,lcoor);
+    pokeLocalSite(ss,out,lcoor);
   });
 }
 
@@ -570,9 +614,8 @@ void localCopyRegion(const Lattice<vobj> &From,Lattice<vobj> & To,Coordinate Fro
   Coordinate rdt = Tg->_rdimensions;
   Coordinate ist = Tg->_istride;
   Coordinate ost = Tg->_ostride;
-
+  auto t_v = To.AcceleratorView(ViewWrite);
-  autoView( t_v , To, AcceleratorWrite);
+  auto f_v = From.AcceleratorView(ViewRead);
-  autoView( f_v , From, AcceleratorRead);
   accelerator_for(idx,Fg->lSites(),1,{
     sobj s;
     Coordinate Fcoor(nd);
@@ -595,6 +638,8 @@ void localCopyRegion(const Lattice<vobj> &From,Lattice<vobj> & To,Coordinate Fro
       for(int w=0;w<words;w++){
 	tp[idx_t+w*Nsimd] = fp[idx_f+w*Nsimd];  // FIXME IF RRII layout, type pun no worke
       }
+      //      peekLocalSite(s,From,Fcoor);
+      //      pokeLocalSite(s,To  ,Tcoor);
     }
   });
 }
@@ -625,8 +670,6 @@ void InsertSlice(const Lattice<vobj> &lowDim,Lattice<vobj> & higherDim,int slice
   }
 
   // the above should guarantee that the operations are local
-  autoView(lowDimv,lowDim,CpuRead);
-  autoView(higherDimv,higherDim,CpuWrite);
   thread_for(idx,lg->lSites(),{
     sobj s;
     Coordinate lcoor(nl);
@@ -639,8 +682,8 @@ void InsertSlice(const Lattice<vobj> &lowDim,Lattice<vobj> & higherDim,int slice
 	hcoor[d]=lcoor[ddl++];
       }
     }
-    peekLocalSite(s,lowDimv,lcoor);
+    peekLocalSite(s,lowDim,lcoor);
-    pokeLocalSite(s,higherDimv,hcoor);
+    pokeLocalSite(s,higherDim,hcoor);
   });
 }
 
@@ -668,8 +711,6 @@ void ExtractSlice(Lattice<vobj> &lowDim,const Lattice<vobj> & higherDim,int slic
     }
   }
   // the above should guarantee that the operations are local
-  autoView(lowDimv,lowDim,CpuWrite);
-  autoView(higherDimv,higherDim,CpuRead);
   thread_for(idx,lg->lSites(),{
     sobj s;
     Coordinate lcoor(nl);
@@ -682,8 +723,8 @@ void ExtractSlice(Lattice<vobj> &lowDim,const Lattice<vobj> & higherDim,int slic
 	hcoor[d]=lcoor[ddl++];
       }
     }
-    peekLocalSite(s,higherDimv,hcoor);
+    peekLocalSite(s,higherDim,hcoor);
-    pokeLocalSite(s,lowDimv,lcoor);
+    pokeLocalSite(s,lowDim,lcoor);
   });
 
 }
@@ -711,8 +752,6 @@ void InsertSliceLocal(const Lattice<vobj> &lowDim, Lattice<vobj> & higherDim,int
   }
 
   // the above should guarantee that the operations are local
-  autoView(lowDimv,lowDim,CpuRead);
-  autoView(higherDimv,higherDim,CpuWrite);
   thread_for(idx,lg->lSites(),{
     sobj s;
     Coordinate lcoor(nl);
@@ -721,8 +760,8 @@ void InsertSliceLocal(const Lattice<vobj> &lowDim, Lattice<vobj> & higherDim,int
     if( lcoor[orthog] == slice_lo ) { 
       hcoor=lcoor;
       hcoor[orthog] = slice_hi;
-      peekLocalSite(s,lowDimv,lcoor);
+      peekLocalSite(s,lowDim,lcoor);
-      pokeLocalSite(s,higherDimv,hcoor);
+      pokeLocalSite(s,higherDim,hcoor);
     }
   });
 }
@@ -750,8 +789,6 @@ void ExtractSliceLocal(Lattice<vobj> &lowDim,const Lattice<vobj> & higherDim,int
   }
 
   // the above should guarantee that the operations are local
-  autoView(lowDimv,lowDim,CpuWrite);
-  autoView(higherDimv,higherDim,CpuRead);
   thread_for(idx,lg->lSites(),{
     sobj s;
     Coordinate lcoor(nl);
@@ -760,8 +797,8 @@ void ExtractSliceLocal(Lattice<vobj> &lowDim,const Lattice<vobj> & higherDim,int
     if( lcoor[orthog] == slice_lo ) { 
       hcoor=lcoor;
       hcoor[orthog] = slice_hi;
-      peekLocalSite(s,higherDimv,hcoor);
+      peekLocalSite(s,higherDim,hcoor);
-      pokeLocalSite(s,lowDimv,lcoor);
+      pokeLocalSite(s,lowDim,lcoor);
     }
   });
 }
@@ -825,7 +862,7 @@ unvectorizeToLexOrdArray(std::vector<sobj> &out, const Lattice<vobj> &in)
   }
 
   //loop over outer index
-  autoView( in_v  , in, CpuRead);
+  auto in_v  = in.View();
   thread_for(in_oidx,in_grid->oSites(),{
     //Assemble vector of pointers to output elements
     ExtractPointerArray<sobj> out_ptrs(in_nsimd);
@@ -918,7 +955,7 @@ vectorizeFromLexOrdArray( std::vector<sobj> &in, Lattice<vobj> &out)
     icoor[lane].resize(ndim);
     grid->iCoorFromIindex(icoor[lane],lane);
   }
-  autoView( out_v , out, CpuWrite);
+  auto out_v = out.View();
   thread_for(oidx, grid->oSites(),{
     //Assemble vector of pointers to output elements
     ExtractPointerArray<sobj> ptrs(nsimd);
@@ -1021,7 +1058,7 @@ void precisionChange(Lattice<VobjOut> &out, const Lattice<VobjIn> &in)
   std::vector<SobjOut> in_slex_conv(in_grid->lSites());
   unvectorizeToLexOrdArray(in_slex_conv, in);
     
-  autoView( out_v , out, CpuWrite);
+  auto out_v = out.View();
   thread_for(out_oidx,out_grid->oSites(),{
     Coordinate out_ocoor(ndim);
     out_grid->oCoorFromOindex(out_ocoor, out_oidx);

Grid/lattice/Lattice_transpose.h

@@ -42,8 +42,8 @@ NAMESPACE_BEGIN(Grid);
 template<class vobj>
 inline Lattice<vobj> transpose(const Lattice<vobj> &lhs){
   Lattice<vobj> ret(lhs.Grid());
-  autoView( ret_v, ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView( lhs_v, lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
   accelerator_for(ss,lhs_v.size(),vobj::Nsimd(),{
     coalescedWrite(ret_v[ss], transpose(lhs_v(ss)));
   });
@@ -58,8 +58,8 @@ template<int Index,class vobj>
 inline auto TransposeIndex(const Lattice<vobj> &lhs) -> Lattice<decltype(transposeIndex<Index>(vobj()))>
 {
   Lattice<decltype(transposeIndex<Index>(vobj()))> ret(lhs.Grid());
-  autoView( ret_v, ret, AcceleratorWrite);
+  auto ret_v = ret.View();
-  autoView( lhs_v, lhs, AcceleratorRead);
+  auto lhs_v = lhs.View();
   accelerator_for(ss,lhs_v.size(),vobj::Nsimd(),{
     coalescedWrite(ret_v[ss] , transposeIndex<Index>(lhs_v(ss)));
   });

Grid/lattice/Lattice_unary.h

@@ -35,8 +35,8 @@ NAMESPACE_BEGIN(Grid);
 
 template<class obj> Lattice<obj> pow(const Lattice<obj> &rhs_i,RealD y){
   Lattice<obj> ret_i(rhs_i.Grid());
-  autoView( rhs, rhs_i, AcceleratorRead);
+  auto rhs = rhs_i.View();
-  autoView( ret, ret_i, AcceleratorWrite);
+  auto ret = ret_i.View();
   ret.Checkerboard() = rhs.Checkerboard();
   accelerator_for(ss,rhs.size(),1,{
       ret[ss]=pow(rhs[ss],y);
@@ -45,8 +45,8 @@ template<class obj> Lattice<obj> pow(const Lattice<obj> &rhs_i,RealD y){
 }
 template<class obj> Lattice<obj> mod(const Lattice<obj> &rhs_i,Integer y){
   Lattice<obj> ret_i(rhs_i.Grid());
-  autoView( rhs , rhs_i, AcceleratorRead);
+  auto rhs = rhs_i.View();
-  autoView( ret , ret_i, AcceleratorWrite);
+  auto ret = ret_i.View();
   ret.Checkerboard() = rhs.Checkerboard();
   accelerator_for(ss,rhs.size(),obj::Nsimd(),{
     coalescedWrite(ret[ss],mod(rhs(ss),y));
@@ -56,8 +56,8 @@ template<class obj> Lattice<obj> mod(const Lattice<obj> &rhs_i,Integer y){
 
 template<class obj> Lattice<obj> div(const Lattice<obj> &rhs_i,Integer y){
   Lattice<obj> ret_i(rhs_i.Grid());
-  autoView( ret , ret_i, AcceleratorWrite);
+  auto ret = ret_i.View();
-  autoView( rhs , rhs_i, AcceleratorRead);
+  auto rhs = rhs_i.View();
   ret.Checkerboard() = rhs_i.Checkerboard();
   accelerator_for(ss,rhs.size(),obj::Nsimd(),{
     coalescedWrite(ret[ss],div(rhs(ss),y));
@@ -67,8 +67,8 @@ template<class obj> Lattice<obj> div(const Lattice<obj> &rhs_i,Integer y){
 
 template<class obj> Lattice<obj> expMat(const Lattice<obj> &rhs_i, RealD alpha, Integer Nexp = DEFAULT_MAT_EXP){
   Lattice<obj> ret_i(rhs_i.Grid());
-  autoView( rhs , rhs_i, AcceleratorRead);
+  auto rhs = rhs_i.View();
-  autoView( ret , ret_i, AcceleratorWrite);
+  auto ret = ret_i.View();
   ret.Checkerboard() = rhs.Checkerboard();
   accelerator_for(ss,rhs.size(),obj::Nsimd(),{
     coalescedWrite(ret[ss],Exponentiate(rhs(ss),alpha, Nexp));

Grid/lattice/Lattice_view.h

@@ -1,168 +0,0 @@
-#pragma once
-NAMESPACE_BEGIN(Grid);
-///////////////////////////////////////////////////////////////////
-// Base class which can be used by traits to pick up behaviour
-///////////////////////////////////////////////////////////////////
-class LatticeBase {};
-
-/////////////////////////////////////////////////////////////////////////////////////////
-// Conformable checks; same instance of Grid required
-/////////////////////////////////////////////////////////////////////////////////////////
-void accelerator_inline conformable(GridBase *lhs,GridBase *rhs)
-{
-  assert(lhs == rhs);
-}
-
-////////////////////////////////////////////////////////////////////////////
-// Minimal base class containing only data valid to access from accelerator
-// _odata will be a managed pointer in CUDA
-////////////////////////////////////////////////////////////////////////////
-// Force access to lattice through a view object.
-// prevents writing of code that will not offload to GPU, but perhaps annoyingly
-// strict since host could could in principle direct access through the lattice object
-// Need to decide programming model.
-#define LATTICE_VIEW_STRICT
-template<class vobj> class LatticeAccelerator : public LatticeBase
-{
-protected:
-  //public:
-  GridBase *_grid;
-  int checkerboard;
-  vobj     *_odata;    // A managed pointer
-  uint64_t _odata_size;    
-  ViewAdvise advise;
-public:
-  accelerator_inline LatticeAccelerator() : checkerboard(0), _odata(nullptr), _odata_size(0), _grid(nullptr), advise(AdviseDefault) { }; 
-  accelerator_inline uint64_t oSites(void) const { return _odata_size; };
-  accelerator_inline int  Checkerboard(void) const { return checkerboard; };
-  accelerator_inline int &Checkerboard(void) { return this->checkerboard; }; // can assign checkerboard on a container, not a view
-  accelerator_inline ViewAdvise Advise(void) const { return advise; };
-  accelerator_inline ViewAdvise &Advise(void) { return this->advise; }; // can assign advise on a container, not a view
-  accelerator_inline void Conformable(GridBase * &grid) const
-  { 
-    if (grid) conformable(grid, _grid);
-    else      grid = _grid;
-  };
-  // Host only
-  GridBase * getGrid(void) const { return _grid; };
-};
-
-/////////////////////////////////////////////////////////////////////////////////////////
-// A View class which provides accessor to the data.
-// This will be safe to call from accelerator_for and is trivially copy constructible
-// The copy constructor for this will need to be used by device lambda functions
-/////////////////////////////////////////////////////////////////////////////////////////
-template<class vobj> 
-class LatticeView : public LatticeAccelerator<vobj>
-{
-public:
-  // Rvalue
-  ViewMode mode;
-  void * cpu_ptr;
-#ifdef GRID_SIMT
-  accelerator_inline const typename vobj::scalar_object operator()(size_t i) const { 
-    return coalescedRead(this->_odata[i]); 
-  }
-#else 
-  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]; };
-
-  accelerator_inline uint64_t begin(void) const { return 0;};
-  accelerator_inline uint64_t end(void)   const { return this->_odata_size; };
-  accelerator_inline uint64_t size(void)  const { return this->_odata_size; };
-
-  LatticeView(const LatticeAccelerator<vobj> &refer_to_me) : LatticeAccelerator<vobj> (refer_to_me){}
-  LatticeView(const LatticeView<vobj> &refer_to_me) = default; // Trivially copyable
-  LatticeView(const LatticeAccelerator<vobj> &refer_to_me,ViewMode mode) : LatticeAccelerator<vobj> (refer_to_me)
-  {
-    this->ViewOpen(mode);
-  }
-
-  // Host functions
-  void ViewOpen(ViewMode mode)
-  { // Translate the pointer, could save a copy. Could use a "Handle" and not save _odata originally in base
-    //    std::cout << "View Open"<<std::hex<<this->_odata<<std::dec <<std::endl;
-    this->cpu_ptr = (void *)this->_odata;
-    this->mode    = mode;
-    this->_odata  =(vobj *)
-      MemoryManager::ViewOpen(this->cpu_ptr,
-				this->_odata_size*sizeof(vobj),
-				mode,
-				this->advise);    
-  }
-  void ViewClose(void)
-  { // Inform the manager
-    //    std::cout << "View Close"<<std::hex<<this->cpu_ptr<<std::dec <<std::endl;
-    MemoryManager::ViewClose(this->cpu_ptr,this->mode);    
-  }
-
-};
-// Little autoscope assister
-template<class View> 
-class ViewCloser
-{
-  View v;  // Take a copy of view and call view close when I go out of scope automatically
- public:
-  ViewCloser(View &_v) : v(_v) {};
-  ~ViewCloser() { v.ViewClose(); }
-};
-
-#define autoView(l_v,l,mode)				\
-	  auto l_v = l.View(mode);			\
-	  ViewCloser<decltype(l_v)> _autoView##l_v(l_v);
-
-/////////////////////////////////////////////////////////////////////////////////////////
-// Lattice expression types used by ET to assemble the AST
-// 
-// Need to be able to detect code paths according to the whether a lattice object or not
-// so introduce some trait type things
-/////////////////////////////////////////////////////////////////////////////////////////
-
-class LatticeExpressionBase {};
-
-template <typename T> using is_lattice = std::is_base_of<LatticeBase, T>;
-template <typename T> using is_lattice_expr = std::is_base_of<LatticeExpressionBase,T >;
-
-template<class T, bool isLattice> struct ViewMapBase { typedef T Type; };
-template<class T>                 struct ViewMapBase<T,true> { typedef LatticeView<typename T::vector_object> Type; };
-template<class T> using ViewMap = ViewMapBase<T,std::is_base_of<LatticeBase, T>::value >;
-
-template <typename Op, typename _T1>                           
-class LatticeUnaryExpression : public  LatticeExpressionBase 
-{
-public:
-  typedef typename ViewMap<_T1>::Type T1;
-  Op op;
-  T1 arg1;
-  LatticeUnaryExpression(Op _op,const _T1 &_arg1) : op(_op), arg1(_arg1) {};
-};
-
-template <typename Op, typename _T1, typename _T2>              
-class LatticeBinaryExpression : public LatticeExpressionBase 
-{
-public:
-  typedef typename ViewMap<_T1>::Type T1;
-  typedef typename ViewMap<_T2>::Type T2;
-  Op op;
-  T1 arg1;
-  T2 arg2;
-  LatticeBinaryExpression(Op _op,const _T1 &_arg1,const _T2 &_arg2) : op(_op), arg1(_arg1), arg2(_arg2) {};
-};
-
-template <typename Op, typename _T1, typename _T2, typename _T3> 
-class LatticeTrinaryExpression : public LatticeExpressionBase 
-{
-public:
-  typedef typename ViewMap<_T1>::Type T1;
-  typedef typename ViewMap<_T2>::Type T2;
-  typedef typename ViewMap<_T3>::Type T3;
-  Op op;
-  T1 arg1;
-  T2 arg2;
-  T3 arg3;
-  LatticeTrinaryExpression(Op _op,const _T1 &_arg1,const _T2 &_arg2,const _T3 &_arg3) : op(_op), arg1(_arg1), arg2(_arg2), arg3(_arg3) {};
-};
-NAMESPACE_END(Grid);

Grid/log/Log.h

@@ -130,8 +130,6 @@ 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)
       {
@@ -154,8 +152,6 @@ public:
 	       << now	       << log.background() << " : " ;
       }
       stream << log.colour();
-      stream.flags(f);
-
       return stream;
     } else { 
       return devnull;

Grid/parallelIO/BinaryIO.cc

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

Grid/parallelIO/BinaryIO.h

@@ -79,13 +79,6 @@ 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;
 
   /////////////////////////////////////////////////////////////////////////////
@@ -509,15 +502,12 @@ 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<< lastPerf.size <<" bytes in "<< timer.Elapsed() <<" "
+    std::cout<< bytes <<" bytes in "<<timer.Elapsed() <<" "
-	     << lastPerf.mbytesPerSecond <<" MB/s "<<std::endl;
+	     << (double)bytes/ (double)timer.useconds() <<" MB/s "<<std::endl;
 
     std::cout<<GridLogMessage<<"IOobject: endian and checksum overhead "<<bstimer.Elapsed()  <<std::endl;
 
@@ -673,15 +663,10 @@ class BinaryIO {
 	     nersc_csum,scidac_csuma,scidac_csumb);
 
     timer.Start();
-    thread_for(lidx,lsites,{  // FIX ME, suboptimal implementation
+    thread_for(lidx,lsites,{
       std::vector<RngStateType> tmp(RngStateCount);
       std::copy(iodata[lidx].begin(),iodata[lidx].end(),tmp.begin());
-      Coordinate lcoor;
+      parallel_rng.SetState(tmp,lidx);
-      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();
 
@@ -738,12 +723,7 @@ class BinaryIO {
     std::vector<RNGstate> iodata(lsites);
     thread_for(lidx,lsites,{
       std::vector<RngStateType> tmp(RngStateCount);
-      Coordinate lcoor;
+      parallel_rng.GetState(tmp,lidx);
-      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/perfmon/PerfCount.h

@@ -44,7 +44,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 #include <sys/syscall.h>
 #endif
 #ifdef __x86_64__
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
 accelerator_inline uint64_t __rdtsc(void) {  return 0; }
 accelerator_inline uint64_t __rdpmc(int ) {  return 0; }
 #else
@@ -112,6 +112,7 @@ class PerformanceCounter {
 private:
 
   typedef struct { 
+  public:
     uint32_t type;
     uint64_t config;
     const char *name;

Grid/pugixml/pugixml.cc

@@ -12773,7 +12773,7 @@ namespace pugi
 #undef PUGI__THROW_ERROR
 #undef PUGI__CHECK_ERROR
 
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
 #pragma pop
 #endif
 

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=Config_Nc;
+static constexpr int Nc=3;
 static constexpr int Ns=4;
 static constexpr int Nd=4;
 static constexpr int Nhs=2; // half spinor

Grid/qcd/action/fermion/DomainWallVec5dImpl.h

@@ -114,22 +114,19 @@ public:
       U = adj(Cshift(U, mu, -1));
       PokeIndex<LorentzIndex>(Uadj, U, mu);
     }
-
+    
-    autoView(Umu_v,Umu,CpuRead);
+    for (int lidx = 0; lidx < GaugeGrid->lSites(); lidx++) {
-    autoView(Uadj_v,Uadj,CpuRead);
-    autoView(Uds_v,Uds,CpuWrite);
-    thread_for( lidx, GaugeGrid->lSites(), {
       Coordinate lcoor;
       GaugeGrid->LocalIndexToLocalCoor(lidx, lcoor);
       
-      peekLocalSite(ScalarUmu, Umu_v, lcoor);
+      peekLocalSite(ScalarUmu, Umu, lcoor);
       for (int mu = 0; mu < 4; mu++) ScalarUds(mu) = ScalarUmu(mu);
       
-      peekLocalSite(ScalarUmu, Uadj_v, lcoor);
+      peekLocalSite(ScalarUmu, Uadj, lcoor);
       for (int mu = 0; mu < 4; mu++) ScalarUds(mu + 4) = ScalarUmu(mu);
       
-      pokeLocalSite(ScalarUds, Uds_v, lcoor);
+      pokeLocalSite(ScalarUds, Uds, lcoor);
-    });
+    }
   }
       
   inline void InsertForce4D(GaugeField &mat, FermionField &Btilde,FermionField &A, int mu) 

Grid/qcd/action/fermion/Fermion.h

@@ -57,7 +57,6 @@ NAMESPACE_CHECK(WilsonClover);
 #include <Grid/qcd/action/fermion/WilsonFermion5D.h>     // 5d base used by all 5d overlap types
 NAMESPACE_CHECK(Wilson5D);
 
-#include <Grid/qcd/action/fermion/NaiveStaggeredFermion.h>
 #include <Grid/qcd/action/fermion/ImprovedStaggeredFermion.h>
 #include <Grid/qcd/action/fermion/ImprovedStaggeredFermion5D.h>
 NAMESPACE_CHECK(Staggered);
@@ -283,15 +282,11 @@ typedef ImprovedStaggeredFermion<StaggeredImplR> ImprovedStaggeredFermionR;
 typedef ImprovedStaggeredFermion<StaggeredImplF> ImprovedStaggeredFermionF;
 typedef ImprovedStaggeredFermion<StaggeredImplD> ImprovedStaggeredFermionD;
 
-typedef NaiveStaggeredFermion<StaggeredImplR> NaiveStaggeredFermionR;
-typedef NaiveStaggeredFermion<StaggeredImplF> NaiveStaggeredFermionF;
-typedef NaiveStaggeredFermion<StaggeredImplD> NaiveStaggeredFermionD;
-
 typedef ImprovedStaggeredFermion5D<StaggeredImplR> ImprovedStaggeredFermion5DR;
 typedef ImprovedStaggeredFermion5D<StaggeredImplF> ImprovedStaggeredFermion5DF;
 typedef ImprovedStaggeredFermion5D<StaggeredImplD> ImprovedStaggeredFermion5DD;
 
-#ifndef GRID_CUDA
+#ifndef GRID_NVCC
 typedef ImprovedStaggeredFermion5D<StaggeredVec5dImplR> ImprovedStaggeredFermionVec5dR;
 typedef ImprovedStaggeredFermion5D<StaggeredVec5dImplF> ImprovedStaggeredFermionVec5dF;
 typedef ImprovedStaggeredFermion5D<StaggeredVec5dImplD> ImprovedStaggeredFermionVec5dD;

Grid/qcd/action/fermion/GparityWilsonImpl.h

@@ -96,11 +96,11 @@ public:
     int sl        = St._simd_layout[direction];
     Coordinate icoor;
 
-#ifdef GRID_SIMT
+#ifdef __CUDA_ARCH__
     _Spinor tmp;
 
     const int Nsimd =SiteDoubledGaugeField::Nsimd();
-    int s = acceleratorSIMTlane(Nsimd);
+    int s = SIMTlane(Nsimd);
     St.iCoorFromIindex(icoor,s);
 
     int mmu = mu % Nd;
@@ -232,17 +232,15 @@ public:
       if ( Params.twists[mu] ) { 
 	Uconj = where(coor==neglink,-Uconj,Uconj);
       }
-
+	  
-      {
+      auto U_v = U.View();
-	autoView( U_v , U, CpuRead);
+      auto Uds_v = Uds.View();
-	autoView( Uconj_v , Uconj, CpuRead);
+      auto Uconj_v = Uconj.View();
-	autoView( Uds_v , Uds, CpuWrite);
+      auto Utmp_v= Utmp.View();
-	autoView( Utmp_v, Utmp, CpuWrite);
+      thread_foreach(ss,U_v,{
-	thread_foreach(ss,U_v,{
+	Uds_v[ss](0)(mu) = U_v[ss]();
-	    Uds_v[ss](0)(mu) = U_v[ss]();
+	Uds_v[ss](1)(mu) = Uconj_v[ss]();
-	    Uds_v[ss](1)(mu) = Uconj_v[ss]();
+      });
-	  });
-      }
           
       U     = adj(Cshift(U    ,mu,-1));      // correct except for spanning the boundary
       Uconj = adj(Cshift(Uconj,mu,-1));
@@ -252,25 +250,19 @@ public:
 	Utmp = where(coor==0,Uconj,Utmp);
       }
 
-      {
+      thread_foreach(ss,Utmp_v,{
-	autoView( Uds_v , Uds, CpuWrite);
+	Uds_v[ss](0)(mu+4) = Utmp_v[ss]();
-	autoView( Utmp_v, Utmp, CpuWrite);
+      });
-	thread_foreach(ss,Utmp_v,{
+          
-	    Uds_v[ss](0)(mu+4) = Utmp_v[ss]();
-	  });
-      }
       Utmp = Uconj;
       if ( Params.twists[mu] ) { 
 	Utmp = where(coor==0,U,Utmp);
       }
-
+	  
-      {	  
+      thread_foreach(ss,Utmp_v,{
-	autoView( Uds_v , Uds, CpuWrite);
+        Uds_v[ss](1)(mu+4) = Utmp_v[ss]();
-	autoView( Utmp_v, Utmp, CpuWrite);
+      });
-	thread_foreach(ss,Utmp_v,{
+          
-	    Uds_v[ss](1)(mu+4) = Utmp_v[ss]();
-        });
-      }
     }
   }
       
@@ -280,14 +272,11 @@ public:
     GaugeLinkField link(mat.Grid());
     // use lorentz for flavour as hack.
     auto tmp = TraceIndex<SpinIndex>(outerProduct(Btilde, A));
-
+    auto link_v = link.View();
-    {
+    auto tmp_v = tmp.View();
-      autoView( link_v , link, CpuWrite);
+    thread_foreach(ss,tmp_v,{
-      autoView( tmp_v , tmp, CpuRead);
+      link_v[ss]() = tmp_v[ss](0, 0) + conjugate(tmp_v[ss](1, 1));
-      thread_foreach(ss,tmp_v,{
+    });
-	  link_v[ss]() = tmp_v[ss](0, 0) + conjugate(tmp_v[ss](1, 1));
-	});
-    }
     PokeIndex<LorentzIndex>(mat, link, mu);
     return;
   }
@@ -317,18 +306,16 @@ public:
         
     GaugeLinkField tmp(mat.Grid());
     tmp = Zero();
-    {
+    auto tmp_v = tmp.View();
-      autoView( tmp_v , tmp, CpuWrite);
+    auto Atilde_v = Atilde.View();
-      autoView( Atilde_v , Atilde, CpuRead);
+    auto Btilde_v = Btilde.View();
-      autoView( Btilde_v , Btilde, CpuRead);
+    thread_for(ss,tmp.Grid()->oSites(),{
-      thread_for(ss,tmp.Grid()->oSites(),{
+      for (int s = 0; s < Ls; s++) {
-	  for (int s = 0; s < Ls; s++) {
+	int sF = s + Ls * ss;
-	    int sF = s + Ls * ss;
+	auto ttmp = traceIndex<SpinIndex>(outerProduct(Btilde_v[sF], Atilde_v[sF]));
-	    auto ttmp = traceIndex<SpinIndex>(outerProduct(Btilde_v[sF], Atilde_v[sF]));
+	tmp_v[ss]() = tmp_v[ss]() + ttmp(0, 0) + conjugate(ttmp(1, 1));
-	    tmp_v[ss]() = tmp_v[ss]() + ttmp(0, 0) + conjugate(ttmp(1, 1));
+      }
-	  }
+    });
-	});
-    }
     PokeIndex<LorentzIndex>(mat, tmp, mu);
     return;
   }

Grid/qcd/action/fermion/ImprovedStaggeredFermion5D.h

@@ -61,8 +61,8 @@ public:
   double DhopCalls;
   double DhopCommTime;
   double DhopComputeTime;
-  double DhopComputeTime2;
+      double DhopComputeTime2;
-  double DhopFaceTime;
+      double DhopFaceTime;
 
   ///////////////////////////////////////////////////////////////
   // Implement the abstract base
@@ -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/NaiveStaggeredFermion.h

@@ -1,194 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/ImprovedStaggered.h
-
-Copyright (C) 2015
-
-Author: Azusa Yamaguchi, Peter Boyle
-
-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_QCD_NAIVE_STAG_FERMION_H
-#define GRID_QCD_NAIVE_STAG_FERMION_H
-
-NAMESPACE_BEGIN(Grid);
-
-class NaiveStaggeredFermionStatic {
-public:
-  static const std::vector<int> directions;
-  static const std::vector<int> displacements;
-  static const int npoint = 8;
-};
-
-template <class Impl>
-class NaiveStaggeredFermion : public StaggeredKernels<Impl>, public NaiveStaggeredFermionStatic {
-public:
-  INHERIT_IMPL_TYPES(Impl);
-  typedef StaggeredKernels<Impl> Kernels;
-
-  FermionField _tmp;
-  FermionField &tmp(void) { return _tmp; }
-
-  ////////////////////////////////////////
-  // Performance monitoring
-  ////////////////////////////////////////
-  void Report(void);
-  void ZeroCounters(void);
-  double DhopTotalTime;
-  double DhopCalls;
-  double DhopCommTime;
-  double DhopComputeTime;
-  double DhopComputeTime2;
-  double DhopFaceTime;
-
-  ///////////////////////////////////////////////////////////////
-  // Implement the abstract base
-  ///////////////////////////////////////////////////////////////
-  GridBase *GaugeGrid(void) { return _grid; }
-  GridBase *GaugeRedBlackGrid(void) { return _cbgrid; }
-  GridBase *FermionGrid(void) { return _grid; }
-  GridBase *FermionRedBlackGrid(void) { return _cbgrid; }
-
-  //////////////////////////////////////////////////////////////////
-  // override multiply; cut number routines if pass dagger argument
-  // and also make interface more uniformly consistent
-  //////////////////////////////////////////////////////////////////
-  void M(const FermionField &in, FermionField &out);
-  void Mdag(const FermionField &in, FermionField &out);
-
-  /////////////////////////////////////////////////////////
-  // half checkerboard operations
-  /////////////////////////////////////////////////////////
-  void Meooe(const FermionField &in, FermionField &out);
-  void MeooeDag(const FermionField &in, FermionField &out);
-  void Mooee(const FermionField &in, FermionField &out);
-  void MooeeDag(const FermionField &in, FermionField &out);
-  void MooeeInv(const FermionField &in, FermionField &out);
-  void MooeeInvDag(const FermionField &in, FermionField &out);
-
-  ////////////////////////
-  // Derivative interface
-  ////////////////////////
-  // Interface calls an internal routine
-  void DhopDeriv  (GaugeField &mat, const FermionField &U, const FermionField &V, int dag);
-  void DhopDerivOE(GaugeField &mat, const FermionField &U, const FermionField &V, int dag);
-  void DhopDerivEO(GaugeField &mat, const FermionField &U, const FermionField &V, int dag);
-
-  ///////////////////////////////////////////////////////////////
-  // non-hermitian hopping term; half cb or both
-  ///////////////////////////////////////////////////////////////
-  void Dhop  (const FermionField &in, FermionField &out, int dag);
-  void DhopOE(const FermionField &in, FermionField &out, int dag);
-  void DhopEO(const FermionField &in, FermionField &out, int dag);
-
-  ///////////////////////////////////////////////////////////////
-  // Multigrid assistance; force term uses too
-  ///////////////////////////////////////////////////////////////
-  void Mdir(const FermionField &in, FermionField &out, int dir, int disp);
-  void MdirAll(const FermionField &in, std::vector<FermionField> &out);
-  void DhopDir(const FermionField &in, FermionField &out, int dir, int disp);
-
-  ///////////////////////////////////////////////////////////////
-  // Extra methods added by derived
-  ///////////////////////////////////////////////////////////////
-  void DerivInternal(StencilImpl &st, 
-		     DoubledGaugeField &U,
-		     GaugeField &mat, 
-		     const FermionField &A, const FermionField &B, int dag);
-
-  void DhopInternal(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeField &U,
-                    const FermionField &in, FermionField &out, int dag);
-  void DhopInternalSerialComms(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeField &U,
-			       const FermionField &in, FermionField &out, int dag);
-  void DhopInternalOverlappedComms(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeField &U,
-				   const FermionField &in, FermionField &out, int dag);
-
-  //////////////////////////////////////////////////////////////////////////
-  // Grid own interface Constructor
-  //////////////////////////////////////////////////////////////////////////
-  NaiveStaggeredFermion(GaugeField &_U, GridCartesian &Fgrid,
-			GridRedBlackCartesian &Hgrid, RealD _mass,
-			RealD _c1, RealD _u0,
-			const ImplParams &p = ImplParams());
-  NaiveStaggeredFermion(GridCartesian &Fgrid,
-			GridRedBlackCartesian &Hgrid, RealD _mass,
-			RealD _c1, RealD _u0,
-			const ImplParams &p = ImplParams());
-
-  // DoubleStore impl dependent
-  void ImportGauge      (const GaugeField &_U );
-  DoubledGaugeField &GetU(void)   { return Umu ; } ;
-  void CopyGaugeCheckerboards(void);
-
-  ///////////////////////////////////////////////////////////////
-  // Data members require to support the functionality
-  ///////////////////////////////////////////////////////////////
-
-  //    protected:
-public:
-  // any other parameters of action ???
-  virtual int   isTrivialEE(void) { return 1; };
-  virtual RealD Mass(void) { return mass; }
-  RealD mass;
-  RealD u0;
-  RealD c1;
-
-  GridBase *_grid;
-  GridBase *_cbgrid;
-
-  // Defines the stencils for even and odd
-  StencilImpl Stencil;
-  StencilImpl StencilEven;
-  StencilImpl StencilOdd;
-
-  // Copy of the gauge field , with even and odd subsets
-  DoubledGaugeField Umu;
-  DoubledGaugeField UmuEven;
-  DoubledGaugeField UmuOdd;
-
-  LebesgueOrder Lebesgue;
-  LebesgueOrder LebesgueEvenOdd;
-  
-  ///////////////////////////////////////////////////////////////
-  // Conserved current utilities
-  ///////////////////////////////////////////////////////////////
-  void ContractConservedCurrent(PropagatorField &q_in_1,
-                                PropagatorField &q_in_2,
-                                PropagatorField &q_out,
-                                PropagatorField &src,
-                                Current curr_type,
-                                unsigned int mu);
-  void SeqConservedCurrent(PropagatorField &q_in,
-                           PropagatorField &q_out,
-                           PropagatorField &srct,
-                           Current curr_type,
-                           unsigned int mu, 
-                           unsigned int tmin,
-                           unsigned int tmax,
-			   ComplexField &lattice_cmplx);
-};
-
-typedef NaiveStaggeredFermion<StaggeredImplF> NaiveStaggeredFermionF;
-typedef NaiveStaggeredFermion<StaggeredImplD> NaiveStaggeredFermionD;
-
-NAMESPACE_END(Grid);
-
-#endif

Grid/qcd/action/fermion/StaggeredKernels.h

@@ -47,37 +47,23 @@ template<class Impl> class StaggeredKernels : public FermionOperator<Impl> , pub
   INHERIT_IMPL_TYPES(Impl);
   typedef FermionOperator<Impl> Base;
    
- public:
+public:
-
+    
-  void DhopImproved(StencilImpl &st, LebesgueOrder &lo, 
+   void DhopDirKernel(StencilImpl &st, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, SiteSpinor * buf,
-		    DoubledGaugeField &U, DoubledGaugeField &UUU, 
+		      int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dir,int disp);
-		    const FermionField &in, FermionField &out, int dag, int interior,int exterior);
-  void DhopNaive(StencilImpl &st, LebesgueOrder &lo, 
-		 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);
- protected:    
 
    ///////////////////////////////////////////////////////////////////////////////////////
    // Generic Nc kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   template<int Naik> 
+   void DhopSiteGeneric(StencilImpl &st, LebesgueOrder &lo, 
-   static accelerator_inline
-   void DhopSiteGeneric(StencilView &st, 
 			DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
 			SiteSpinor * buf, int LLs, int sU, 
 			const FermionFieldView &in, FermionFieldView &out,int dag);
-   
+   void DhopSiteGenericInt(StencilImpl &st, LebesgueOrder &lo, 
-   template<int Naik> static accelerator_inline
-   void DhopSiteGenericInt(StencilView &st, 
 			   DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
 			   SiteSpinor * buf, int LLs, int sU, 
 			   const FermionFieldView &in, FermionFieldView &out,int dag);
-   
+   void DhopSiteGenericExt(StencilImpl &st, LebesgueOrder &lo, 
-   template<int Naik> static accelerator_inline
-   void DhopSiteGenericExt(StencilView &st, 
 			   DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
 			   SiteSpinor * buf, int LLs, int sU, 
 			   const FermionFieldView &in, FermionFieldView &out,int dag);
@@ -85,21 +71,15 @@ template<class Impl> class StaggeredKernels : public FermionOperator<Impl> , pub
    ///////////////////////////////////////////////////////////////////////////////////////
    // Nc=3 specific kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   
+   void DhopSiteHand(StencilImpl &st, LebesgueOrder &lo, 
-   template<int Naik> static accelerator_inline
-   void DhopSiteHand(StencilView &st, 
 		     DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
 		     SiteSpinor * buf, int LLs, int sU, 
 		     const FermionFieldView &in, FermionFieldView &out,int dag);
-   
+   void DhopSiteHandInt(StencilImpl &st, LebesgueOrder &lo, 
-   template<int Naik> static accelerator_inline
-   void DhopSiteHandInt(StencilView &st, 
 			DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
 			SiteSpinor * buf, int LLs, int sU, 
 			const FermionFieldView &in, FermionFieldView &out,int dag);
-   
+   void DhopSiteHandExt(StencilImpl &st, LebesgueOrder &lo, 
-   template<int Naik> static accelerator_inline
-   void DhopSiteHandExt(StencilView &st, 
 			DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
 			SiteSpinor * buf, int LLs, int sU, 
 			const FermionFieldView &in, FermionFieldView &out,int dag);
@@ -107,11 +87,27 @@ template<class Impl> class StaggeredKernels : public FermionOperator<Impl> , pub
    ///////////////////////////////////////////////////////////////////////////////////////
    // Asm Nc=3 specific kernels
    ///////////////////////////////////////////////////////////////////////////////////////
-   
+   void DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
-   void DhopSiteAsm(StencilView &st, 
 		    DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, 
 		    SiteSpinor * buf, int LLs, int sU, 
 		    const FermionFieldView &in, FermionFieldView &out,int dag);
+   ///////////////////////////////////////////////////////////////////////////////////////////////////
+   // Generic interface; fan out to right routine
+   ///////////////////////////////////////////////////////////////////////////////////////////////////
+   void DhopSite(StencilImpl &st, LebesgueOrder &lo, 
+		 DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
+		 SiteSpinor * buf, int LLs, int sU,
+		 const FermionFieldView &in, FermionFieldView &out, int interior=1,int exterior=1);
+
+   void DhopSiteDag(StencilImpl &st, LebesgueOrder &lo, 
+		    DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
+		    SiteSpinor * buf, int LLs, int sU,
+		    const FermionFieldView &in, FermionFieldView &out, int interior=1,int exterior=1);
+
+   void DhopSite(StencilImpl &st, LebesgueOrder &lo, 
+		 DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU, 
+		 SiteSpinor * buf, int LLs, int sU,
+		 const FermionFieldView &in, FermionFieldView &out, int dag, int interior,int exterior);
   
 public:
 

Grid/qcd/action/fermion/StaggeredVec5dImpl.h

@@ -113,7 +113,20 @@ public:
       
   inline void InsertGaugeField(DoubledGaugeField &U_ds,const GaugeLinkField &U,int mu)
   {
-    assert(0);
+    GridBase *GaugeGrid = U_ds.Grid();
+    thread_for(lidx, GaugeGrid->lSites(),{
+
+	SiteScalarGaugeLink   ScalarU;
+	SiteDoubledGaugeField ScalarUds;
+	
+	Coordinate lcoor;
+	GaugeGrid->LocalIndexToLocalCoor(lidx, lcoor);
+	peekLocalSite(ScalarUds, U_ds, lcoor);
+	
+	peekLocalSite(ScalarU, U, lcoor);
+	ScalarUds(mu) = ScalarU();
+	
+    });
   }
   inline void DoubleStore(GridBase *GaugeGrid,
 			  DoubledGaugeField &UUUds, // for Naik term

Grid/qcd/action/fermion/WilsonCloverFermion.h

@@ -257,16 +257,15 @@ private:
   CloverFieldType CloverTermDagEven, CloverTermDagOdd;       // Clover term Dag EO
   CloverFieldType CloverTermInvDagEven, CloverTermInvDagOdd; // Clover term Inv Dag EO
 
- public:
   // eventually these can be compressed into 6x6 blocks instead of the 12x12
   // using the DeGrand-Rossi basis for the gamma matrices
   CloverFieldType fillCloverYZ(const GaugeLinkField &F)
   {
     CloverFieldType T(F.Grid());
     T = Zero();
-    autoView(T_v,T,AcceleratorWrite);
+    auto T_v = T.View();
-    autoView(F_v,F,AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 1) = timesMinusI(F_v[i]()());
       T_v[i]()(1, 0) = timesMinusI(F_v[i]()());
@@ -282,9 +281,9 @@ private:
     CloverFieldType T(F.Grid());
     T = Zero();
     
-    autoView(T_v, T,AcceleratorWrite);
+    auto T_v = T.View();
-    autoView(F_v, F,AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 1) = -F_v[i]()();
       T_v[i]()(1, 0) = F_v[i]()();
@@ -300,9 +299,9 @@ private:
     CloverFieldType T(F.Grid());
     T = Zero();
 
-    autoView(T_v,T,AcceleratorWrite);
+    auto T_v = T.View();
-    autoView(F_v,F,AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 0) = timesMinusI(F_v[i]()());
       T_v[i]()(1, 1) = timesI(F_v[i]()());
@@ -318,9 +317,9 @@ private:
     CloverFieldType T(F.Grid());
     T = Zero();
 
-    autoView( T_v , T, AcceleratorWrite);
+    auto T_v = T.View();
-    autoView( F_v , F, AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 1) = timesI(F_v[i]()());
       T_v[i]()(1, 0) = timesI(F_v[i]()());
@@ -336,9 +335,9 @@ private:
     CloverFieldType T(F.Grid());
     T = Zero();
     
-    autoView( T_v ,T,AcceleratorWrite);
+    auto T_v = T.View();
-    autoView( F_v ,F,AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 1) = -(F_v[i]()());
       T_v[i]()(1, 0) = (F_v[i]()());
@@ -355,9 +354,9 @@ private:
 
     T = Zero();
 
-    autoView( T_v , T,AcceleratorWrite);
+    auto T_v = T.View();
-    autoView( F_v , F,AcceleratorRead);
+    auto F_v = F.View();
-    accelerator_for(i, CloverTerm.Grid()->oSites(),1,
+    thread_for(i, CloverTerm.Grid()->oSites(),
     {
       T_v[i]()(0, 0) = timesI(F_v[i]()());
       T_v[i]()(1, 1) = timesMinusI(F_v[i]()());

Grid/qcd/action/fermion/WilsonFermion.h

@@ -50,14 +50,14 @@ public:
   double, nu);
 
   WilsonAnisotropyCoefficients():
-    isAnisotropic(false),
+    isAnisotropic(false), 
-    t_direction(Nd-1),
+    t_direction(Nd-1), 
-    xi_0(1.0),
+    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);
@@ -74,20 +74,6 @@ 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
@@ -152,7 +138,7 @@ 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
@@ -184,9 +170,9 @@ public:
 
   LebesgueOrder Lebesgue;
   LebesgueOrder LebesgueEvenOdd;
-
+  
   WilsonAnisotropyCoefficients anisotropyCoeff;
-
+  
   ///////////////////////////////////////////////////////////////
   // Conserved current utilities
   ///////////////////////////////////////////////////////////////
@@ -200,7 +186,7 @@ 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);
@@ -210,3 +196,5 @@ 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

@@ -106,10 +106,10 @@ public:
 			    const _SpinorField & phi,
 			    int mu)
   {
-    autoView( out_v, out, AcceleratorWrite);
+    auto out_v= out.View();
-    autoView( phi_v, phi, AcceleratorRead);
+    auto phi_v= phi.View();
-    autoView( Umu_v, Umu, AcceleratorRead);
+    auto Umu_v= Umu.View();
-    accelerator_for(sss,out.Grid()->oSites(),1,{
+    thread_for(sss,out.Grid()->oSites(),{
 	multLink(out_v[sss],Umu_v[sss],phi_v[sss],mu);
     });
   }
@@ -191,19 +191,18 @@ public:
     int Ls=Btilde.Grid()->_fdimensions[0];
     GaugeLinkField tmp(mat.Grid());
     tmp = Zero();
-    {
+    auto tmp_v = tmp.View();
-      autoView( tmp_v , tmp, AcceleratorWrite);
+    auto Btilde_v = Btilde.View();
-      autoView( Btilde_v , Btilde, AcceleratorRead);
+    auto Atilde_v = Atilde.View();
-      autoView( Atilde_v , Atilde, AcceleratorRead);
+    thread_for(sss,tmp.Grid()->oSites(),{
-      accelerator_for(sss,tmp.Grid()->oSites(),1,{
+      int sU=sss;
-	  int sU=sss;
+      for(int s=0;s<Ls;s++){
-	  for(int s=0;s<Ls;s++){
+	int sF = s+Ls*sU;
-	    int sF = s+Ls*sU;
+	tmp_v[sU] = tmp_v[sU]+ traceIndex<SpinIndex>(outerProduct(Btilde_v[sF],Atilde_v[sF])); // ordering here
-	    tmp_v[sU] = tmp_v[sU]+ traceIndex<SpinIndex>(outerProduct(Btilde_v[sF],Atilde_v[sF])); // ordering here
+      }
-	  }
+    });
-	});
-    }
     PokeIndex<LorentzIndex>(mat,tmp,mu);
+      
   }
 };
 

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

@@ -180,7 +180,7 @@ template<class Impl> void CayleyFermion5D<Impl>::CayleyReport(void)
     std::cout << GridLogMessage << "#### MooeeInv calls report " << std::endl;
     std::cout << GridLogMessage << "CayleyFermion5D Number of MooeeInv Calls     : " << MooeeInvCalls   << std::endl;
     std::cout << GridLogMessage << "CayleyFermion5D ComputeTime/Calls            : " << MooeeInvTime / MooeeInvCalls << " us" << std::endl;
-#ifdef GRID_CUDA
+#ifdef GRID_NVCC
     RealD mflops = ( -16.*Nc*Ns+this->Ls*(1.+18.*Nc*Ns) )*volume*MooeeInvCalls/MooeeInvTime/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;
@@ -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))
+#ifndef GRID_NVCC
   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);
-  PropagatorField zz (UGrid);   zz=0.0;
+  LatticeInteger 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))
+#ifndef GRID_NVCC
   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);
 
-  PropagatorField  zz (UGrid);   zz=0.0;
+  LatticeInteger zz (UGrid);   zz=0.0;
   LatticeInteger lcoor(UGrid); LatticeCoordinate(lcoor,Nd-1);
 
   for(int s=0;s<Ls;s++){

Grid/qcd/action/fermion/implementation/CayleyFermion5Dcache.h

@@ -50,9 +50,9 @@ CayleyFermion5D<Impl>::M5D(const FermionField &psi_i,
   
   chi_i.Checkerboard()=psi_i.Checkerboard();
   GridBase *grid=psi_i.Grid();
-  autoView(psi , psi_i,AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i,AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i,AcceleratorWrite);
+  auto chi = chi_i.View();
   assert(phi.Checkerboard() == psi.Checkerboard());
 
   auto pdiag = &diag[0];
@@ -93,9 +93,9 @@ CayleyFermion5D<Impl>::M5Ddag(const FermionField &psi_i,
 {
   chi_i.Checkerboard()=psi_i.Checkerboard();
   GridBase *grid=psi_i.Grid();
-  autoView(psi , psi_i,AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i,AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i,AcceleratorWrite);
+  auto chi = chi_i.View();
   assert(phi.Checkerboard() == psi.Checkerboard());
 
   auto pdiag = &diag[0];
@@ -131,8 +131,8 @@ CayleyFermion5D<Impl>::MooeeInv    (const FermionField &psi_i, FermionField &chi
   chi_i.Checkerboard()=psi_i.Checkerboard();
   GridBase *grid=psi_i.Grid();
 
-  autoView(psi , psi_i,AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i,AcceleratorWrite);
+  auto chi = chi_i.View();
 
   int Ls=this->Ls;
 
@@ -193,8 +193,8 @@ CayleyFermion5D<Impl>::MooeeInvDag (const FermionField &psi_i, FermionField &chi
   GridBase *grid=psi_i.Grid();
   int Ls=this->Ls;
 
-  autoView(psi , psi_i,AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i,AcceleratorWrite);
+  auto chi = chi_i.View();
 
   auto plee  = & lee [0];
   auto pdee  = & dee [0];

Grid/qcd/action/fermion/implementation/CayleyFermion5Dvec.h

@@ -65,9 +65,9 @@ CayleyFermion5D<Impl>::M5D(const FermionField &psi_i,
   EnableIf<Impl::LsVectorised&&EnableBool,int> sfinae=0;
   chi_i.Checkerboard()=psi_i.Checkerboard();
   GridBase *grid=psi_i.Grid();
-  autoView(psi, psi_i,CpuRead);
+  auto psi = psi_i.View();
-  autoView(phi, phi_i,CpuRead);
+  auto phi = phi_i.View();
-  autoView(chi, chi_i,CpuWrite);
+  auto chi = chi_i.View();
   int Ls   = this->Ls;
   int LLs  = grid->_rdimensions[0];
   const int nsimd= Simd::Nsimd();
@@ -213,9 +213,9 @@ CayleyFermion5D<Impl>::M5Ddag(const FermionField &psi_i,
   EnableIf<Impl::LsVectorised&&EnableBool,int> sfinae=0;
   chi_i.Checkerboard()=psi_i.Checkerboard();
   GridBase *grid=psi_i.Grid();
-  autoView(psi,psi_i,CpuRead);
+  auto psi=psi_i.View();
-  autoView(phi,phi_i,CpuRead);
+  auto phi=phi_i.View();
-  autoView(chi,chi_i,CpuWrite);
+  auto chi=chi_i.View();
   int Ls   = this->Ls;
   int LLs  = grid->_rdimensions[0];
   int nsimd= Simd::Nsimd();
@@ -357,8 +357,8 @@ CayleyFermion5D<Impl>::MooeeInternalAsm(const FermionField &psi_i, FermionField
 					Vector<iSinglet<Simd> > &Matm)
 {
   EnableIf<Impl::LsVectorised&&EnableBool,int> sfinae=0;
-  autoView(psi , psi_i,CpuRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i,CpuWrite);
+  auto chi = chi_i.View();
 #ifndef AVX512
   {
     SiteHalfSpinor BcastP;
@@ -535,8 +535,8 @@ CayleyFermion5D<Impl>::MooeeInternalZAsm(const FermionField &psi_i, FermionField
   EnableIf<Impl::LsVectorised,int> sfinae=0;
 #ifndef AVX512
   {
-    autoView(psi , psi_i,CpuRead);
+    auto psi = psi_i.View();
-    autoView(chi , chi_i,CpuWrite);
+    auto chi = chi_i.View();
 
     SiteHalfSpinor BcastP;
     SiteHalfSpinor BcastM;
@@ -586,8 +586,8 @@ CayleyFermion5D<Impl>::MooeeInternalZAsm(const FermionField &psi_i, FermionField
   }
 #else
   {
-    autoView(psi , psi_i,CpuRead);
+    auto psi = psi_i.View();
-    autoView(chi , chi_i,CpuWrite);
+    auto chi = chi_i.View();
     // pointers
     //  MASK_REGS;
 #define Chi_00 %zmm0

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

@@ -46,9 +46,9 @@ void DomainWallEOFAFermion<Impl>::M5D(const FermionField& psi_i, const FermionFi
   chi_i.Checkerboard() = psi_i.Checkerboard();
   int Ls = this->Ls;
   GridBase* grid = psi_i.Grid();
-  autoView( phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView( psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView( chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
   assert(phi.Checkerboard() == psi.Checkerboard());
   auto pdiag = &diag[0];
   auto pupper = &upper[0];
@@ -82,9 +82,9 @@ void DomainWallEOFAFermion<Impl>::M5Ddag(const FermionField& psi_i, const Fermio
   GridBase* grid = psi_i.Grid();
   int Ls = this->Ls;
 
-  autoView( psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView( phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView( chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
   assert(phi.Checkerboard() == psi.Checkerboard());
   auto pdiag = &diag[0];
   auto pupper = &upper[0];
@@ -116,8 +116,8 @@ void DomainWallEOFAFermion<Impl>::MooeeInv(const FermionField& psi_i, FermionFie
 {
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase* grid = psi_i.Grid();
-  autoView( psi, psi_i, AcceleratorRead);
+  auto psi=psi_i.View();
-  autoView( chi, chi_i, AcceleratorWrite);
+  auto chi=chi_i.View();
   int Ls = this->Ls;
 
   auto plee  = & this->lee[0];
@@ -172,8 +172,8 @@ void DomainWallEOFAFermion<Impl>::MooeeInvDag(const FermionField& psi_i, Fermion
 {
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase* grid = psi_i.Grid();
-  autoView( psi, psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView( chi, chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
   int Ls = this->Ls;
 
   auto plee  = & this->lee[0];

Grid/qcd/action/fermion/implementation/ImprovedStaggeredFermion5DImplementation.h

@@ -221,10 +221,10 @@ void ImprovedStaggeredFermion5D<Impl>::DhopDir(const FermionField &in, FermionFi
 
   Compressor compressor;
   Stencil.HaloExchange(in,compressor);
-  autoView( Umu_v   ,   Umu, CpuRead);
+  auto Umu_v   = Umu.View();
-  autoView( UUUmu_v , UUUmu, CpuRead);
+  auto UUUmu_v = UUUmu.View();
-  autoView( in_v    ,  in, CpuRead);
+  auto in_v    = in.View();
-  autoView( out_v   , out, CpuWrite);
+  auto out_v   = out.View();
   thread_for( ss,Umu.Grid()->oSites(),{
     for(int s=0;s<Ls;s++){
       int sU=ss;
@@ -281,9 +281,11 @@ void ImprovedStaggeredFermion5D<Impl>::DhopInternal(StencilImpl & st, LebesgueOr
 						    DoubledGaugeField & U,DoubledGaugeField & UUU,
 						    const FermionField &in, FermionField &out,int dag)
 {
+#ifdef GRID_OMP
   if ( StaggeredKernelsStatic::Comms == StaggeredKernelsStatic::CommsAndCompute )
     DhopInternalOverlappedComms(st,lo,U,UUU,in,out,dag);
   else
+#endif
     DhopInternalSerialComms(st,lo,U,UUU,in,out,dag);
 }
 
@@ -292,7 +294,9 @@ void ImprovedStaggeredFermion5D<Impl>::DhopInternalOverlappedComms(StencilImpl &
 								   DoubledGaugeField & U,DoubledGaugeField & UUU,
 								   const FermionField &in, FermionField &out,int dag)
 {
+#ifdef GRID_OMP
   //  assert((dag==DaggerNo) ||(dag==DaggerYes));
+
   Compressor compressor; 
 
   int LLs = in.Grid()->_rdimensions[0];
@@ -301,42 +305,99 @@ void ImprovedStaggeredFermion5D<Impl>::DhopInternalOverlappedComms(StencilImpl &
   DhopFaceTime-=usecond();
   st.Prepare();
   st.HaloGather(in,compressor);
-  DhopFaceTime+=usecond();
-
-  DhopCommTime -=usecond();
-  std::vector<std::vector<CommsRequest_t> > requests;
-  st.CommunicateBegin(requests);
-
   //  st.HaloExchangeOptGather(in,compressor); // Wilson compressor
-  DhopFaceTime-=usecond();
   st.CommsMergeSHM(compressor);// Could do this inside parallel region overlapped with comms
   DhopFaceTime+=usecond();
 
+  double ctime=0;
+  double ptime=0;
+
   //////////////////////////////////////////////////////////////////////////////////////////////////////
-  // Remove explicit thread mapping introduced for OPA reasons.
+  // Ugly explicit thread mapping introduced for OPA reasons.
   //////////////////////////////////////////////////////////////////////////////////////////////////////
-  DhopComputeTime-=usecond();
+#pragma omp parallel reduction(max:ctime) reduction(max:ptime)
   {
-    int interior=1;
+    int tid = omp_get_thread_num();
-    int exterior=0;
+    int nthreads = omp_get_num_threads();
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+    int ncomms = CartesianCommunicator::nCommThreads;
+    if (ncomms == -1) ncomms = 1;
+    assert(nthreads > ncomms);
+    if (tid >= ncomms) {
+      double start = usecond();
+      nthreads -= ncomms;
+      int ttid  = tid - ncomms;
+      int n     = U.Grid()->oSites(); // 4d vol
+      int chunk = n / nthreads;
+      int rem   = n % nthreads;
+      int myblock, myn;
+      if (ttid < rem) {
+        myblock = ttid * chunk + ttid;
+        myn = chunk+1;
+      } else {
+        myblock = ttid*chunk + rem;
+        myn = chunk;
+      }
+
+      // do the compute
+      auto   U_v  =   U.View();
+      auto UUU_v  = UUU.View();
+      auto  in_v  =  in.View();
+      auto out_v  = out.View();
+
+      if (dag == DaggerYes) {
+        for (int ss = myblock; ss < myblock+myn; ++ss) {
+          int sU = ss;
+	  // Interior = 1; Exterior = 0; must implement for staggered
+          Kernels::DhopSiteDag(st,lo,U_v,UUU_v,st.CommBuf(),LLs,sU,in_v,out_v,1,0); //<---------
+        }
+      } else {
+        for (int ss = myblock; ss < myblock+myn; ++ss) {
+	  // Interior = 1; Exterior = 0;
+          int sU = ss;
+          Kernels::DhopSite(st,lo,U_v,UUU_v,st.CommBuf(),LLs,sU,in_v,out_v,1,0); //<------------
+        }
+      }
+        ptime = usecond() - start;
+    } else {
+      double start = usecond();
+      st.CommunicateThreaded();
+      ctime = usecond() - start;
+    }
   }
-  DhopComputeTime+=usecond();
+  DhopCommTime += ctime;
+  DhopComputeTime+=ptime;
+
+  // First to enter, last to leave timing
+  st.CollateThreads();
 
   DhopFaceTime-=usecond();
   st.CommsMerge(compressor);
   DhopFaceTime+=usecond();
 
-  st.CommunicateComplete(requests);
-  DhopCommTime +=usecond();
-
   DhopComputeTime2-=usecond();
-  {
+
-    int interior=0;
+  auto   U_v  =   U.View();
-    int exterior=1;
+  auto UUU_v  = UUU.View();
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+  auto  in_v  =  in.View();
+  auto out_v  = out.View();
+  if (dag == DaggerYes) {
+    int sz=st.surface_list.size();
+    thread_for( ss,sz,{
+      int sU = st.surface_list[ss];
+      Kernels::DhopSiteDag(st,lo,U_v,UUU_v,st.CommBuf(),LLs,sU,in_v,out_v,0,1); //<----------
+    });
+  } else {
+    int sz=st.surface_list.size();
+    thread_for( ss,sz,{
+      int sU = st.surface_list[ss];
+      Kernels::DhopSite(st,lo,U_v,UUU_v,st.CommBuf(),LLs,sU,in_v,out_v,0,1);//<----------
+    });
   }
   DhopComputeTime2+=usecond();
+#else
+  assert(0);
+#endif
+
 }
 
 template<class Impl>
@@ -347,6 +408,8 @@ void ImprovedStaggeredFermion5D<Impl>::DhopInternalSerialComms(StencilImpl & st,
   Compressor compressor;
   int LLs = in.Grid()->_rdimensions[0];
 
+
+
  //double t1=usecond();
   DhopTotalTime -= usecond();
   DhopCommTime -= usecond();
@@ -355,13 +418,28 @@ void ImprovedStaggeredFermion5D<Impl>::DhopInternalSerialComms(StencilImpl & st,
   
   DhopComputeTime -= usecond();
   // Dhop takes the 4d grid from U, and makes a 5d index for fermion
-  {
+  auto   U_v  =   U.View();
-    int interior=1;
+  auto UUU_v  = UUU.View();
-    int exterior=1;
+  auto  in_v  =  in.View();
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+  auto out_v  = out.View();
+  if (dag == DaggerYes) {
+    thread_for( ss,U.Grid()->oSites(),{
+      int sU=ss;
+      Kernels::DhopSiteDag(st, lo, U_v, UUU_v, st.CommBuf(), LLs, sU,in_v, out_v);
+    });
+  } else {
+    thread_for( ss,U.Grid()->oSites(),{
+      int sU=ss;
+      Kernels::DhopSite(st,lo,U_v,UUU_v,st.CommBuf(),LLs,sU,in_v,out_v);
+    });
   }
   DhopComputeTime += usecond();
   DhopTotalTime   += usecond();
+ //double t2=usecond();
+ //std::cout << __FILE__ << " " << __func__  << " Total Time " << DhopTotalTime << std::endl;
+ //std::cout << __FILE__ << " " << __func__  << " Total Time Org " << t2-t1 << std::endl;
+ //std::cout << __FILE__ << " " << __func__  << " Comml Time " << DhopCommTime << std::endl;
+ //std::cout << __FILE__ << " " << __func__  << " Compute Time " << DhopComputeTime << std::endl;
 
 }
 /*CHANGE END*/

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

@@ -258,10 +258,10 @@ void ImprovedStaggeredFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGauge
     ////////////////////////
     // Call the single hop
     ////////////////////////
-    autoView( U_v   , U, CpuRead);
+    auto U_v   = U.View();
-    autoView( UUU_v , UUU, CpuRead);
+    auto UUU_v = UUU.View();
-    autoView( B_v      , B, CpuWrite);
+    auto B_v   = B.View();
-    autoView( Btilde_v , Btilde, CpuWrite);
+    auto Btilde_v   = Btilde.View();
     thread_for(sss,B.Grid()->oSites(),{
       Kernels::DhopDirKernel(st, U_v, UUU_v, st.CommBuf(), sss, sss, B_v, Btilde_v, mu,1);
     });
@@ -386,10 +386,10 @@ void ImprovedStaggeredFermion<Impl>::DhopDir(const FermionField &in, FermionFiel
 
   Compressor compressor;
   Stencil.HaloExchange(in, compressor);
-  autoView( Umu_v   ,   Umu, CpuRead);
+  auto Umu_v   =   Umu.View();
-  autoView( UUUmu_v , UUUmu, CpuRead);
+  auto UUUmu_v = UUUmu.View();
-  autoView( in_v    ,  in, CpuRead);
+  auto in_v    =  in.View();
-  autoView( out_v   , out, CpuWrite);
+  auto out_v   = out.View();
   thread_for( sss, in.Grid()->oSites(),{
     Kernels::DhopDirKernel(Stencil, Umu_v, UUUmu_v, Stencil.CommBuf(), sss, sss, in_v, out_v, dir, disp);
   });
@@ -403,9 +403,11 @@ void ImprovedStaggeredFermion<Impl>::DhopInternal(StencilImpl &st, LebesgueOrder
 						  const FermionField &in,
 						  FermionField &out, int dag) 
 {
+#ifdef GRID_OMP
   if ( StaggeredKernelsStatic::Comms == StaggeredKernelsStatic::CommsAndCompute )
     DhopInternalOverlappedComms(st,lo,U,UUU,in,out,dag);
   else
+#endif
     DhopInternalSerialComms(st,lo,U,UUU,in,out,dag);
 }
 template <class Impl>
@@ -415,6 +417,7 @@ void ImprovedStaggeredFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st
 								 const FermionField &in,
 								 FermionField &out, int dag) 
 {
+#ifdef GRID_OMP
   Compressor compressor; 
   int len =  U.Grid()->oSites();
 
@@ -423,30 +426,60 @@ void ImprovedStaggeredFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st
   DhopFaceTime    -= usecond();
   st.Prepare();
   st.HaloGather(in,compressor);
+  st.CommsMergeSHM(compressor);
   DhopFaceTime    += usecond();
 
-  DhopCommTime -=usecond();
-  std::vector<std::vector<CommsRequest_t> > requests;
-  st.CommunicateBegin(requests);
-
-  DhopFaceTime-=usecond();
-  st.CommsMergeSHM(compressor);
-  DhopFaceTime+= usecond();
-
   //////////////////////////////////////////////////////////////////////////////////////////////////////
-  // Removed explicit thread comms
+  // Ugly explicit thread mapping introduced for OPA reasons.
   //////////////////////////////////////////////////////////////////////////////////////////////////////
   DhopComputeTime    -= usecond();
+#pragma omp parallel 
   {
-    int interior=1;
+    int tid = omp_get_thread_num();
-    int exterior=0;
+    int nthreads = omp_get_num_threads();
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+    int ncomms = CartesianCommunicator::nCommThreads;
+    if (ncomms == -1) ncomms = 1;
+    assert(nthreads > ncomms);
+
+    if (tid >= ncomms) {
+      nthreads -= ncomms;
+      int ttid  = tid - ncomms;
+      int n     = len;
+      int chunk = n / nthreads;
+      int rem   = n % nthreads;
+      int myblock, myn;
+      if (ttid < rem) {
+        myblock = ttid * chunk + ttid;
+        myn = chunk+1;
+      } else {
+        myblock = ttid*chunk + rem;
+        myn = chunk;
+      }
+
+      // do the compute
+      auto U_v   = U.View();
+      auto UUU_v = UUU.View();
+      auto in_v  = in.View();
+      auto out_v = out.View();
+      if (dag == DaggerYes) {
+        for (int ss = myblock; ss < myblock+myn; ++ss) {
+          int sU = ss;
+	  // Interior = 1; Exterior = 0; must implement for staggered
+          Kernels::DhopSiteDag(st,lo,U_v,UUU_v,st.CommBuf(),1,sU,in_v,out_v,1,0); 
+        }
+      } else {
+        for (int ss = myblock; ss < myblock+myn; ++ss) {
+	  // Interior = 1; Exterior = 0;
+          int sU = ss;
+          Kernels::DhopSite(st,lo,U_v,UUU_v,st.CommBuf(),1,sU,in_v,out_v,1,0);
+        }
+      }
+    } else {
+      st.CommunicateThreaded();
+    }
   }
   DhopComputeTime    += usecond();
 
-  st.CommunicateComplete(requests);
-  DhopCommTime +=usecond();
-
   // First to enter, last to leave timing
   DhopFaceTime    -= usecond();
   st.CommsMerge(compressor);
@@ -454,11 +487,28 @@ void ImprovedStaggeredFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st
 
   DhopComputeTime2    -= usecond();
   {
-    int interior=0;
+    auto U_v   = U.View();
-    int exterior=1;
+    auto UUU_v = UUU.View();
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+    auto in_v  = in.View();
+    auto out_v = out.View();
+    if (dag == DaggerYes) {
+      int sz=st.surface_list.size();
+      thread_for(ss,sz,{
+	int sU = st.surface_list[ss];
+	Kernels::DhopSiteDag(st,lo,U_v,UUU_v,st.CommBuf(),1,sU,in_v,out_v,0,1);
+      });
+    } else {
+      int sz=st.surface_list.size();
+      thread_for(ss,sz,{
+	int sU = st.surface_list[ss];
+	Kernels::DhopSite(st,lo,U_v,UUU_v,st.CommBuf(),1,sU,in_v,out_v,0,1);
+      });
+    }
   }
   DhopComputeTime2    += usecond();
+#else
+  assert(0);
+#endif
 }
 
 
@@ -478,11 +528,19 @@ void ImprovedStaggeredFermion<Impl>::DhopInternalSerialComms(StencilImpl &st, Le
   st.HaloExchange(in, compressor);
   DhopCommTime    += usecond();
 
+  auto U_v   =   U.View();
+  auto UUU_v = UUU.View();
+  auto in_v  =  in.View();
+  auto out_v = out.View();
   DhopComputeTime -= usecond();
-  {
+  if (dag == DaggerYes) {
-    int interior=1;
+    thread_for(sss, in.Grid()->oSites(),{
-    int exterior=1;
+      Kernels::DhopSiteDag(st, lo, U_v, UUU_v, st.CommBuf(), 1, sss, in_v, out_v);
-    Kernels::DhopImproved(st,lo,U,UUU,in,out,dag,interior,exterior);
+    });
+  } else {
+    thread_for(sss, in.Grid()->oSites(),{
+      Kernels::DhopSite(st, lo, U_v, UUU_v, st.CommBuf(), 1, sss, in_v, out_v);
+    });
   }
   DhopComputeTime += usecond();
   DhopTotalTime   += usecond();

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

@@ -44,9 +44,9 @@ void MobiusEOFAFermion<Impl>::M5D(const FermionField &psi_i, const FermionField
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   assert(phi.Checkerboard() == psi.Checkerboard());
 
@@ -84,9 +84,9 @@ void MobiusEOFAFermion<Impl>::M5D_shift(const FermionField &psi_i, const Fermion
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   auto pm  = this->pm;
   int shift_s = (pm == 1) ? (Ls-1) : 0; // s-component modified by shift operator
@@ -132,9 +132,9 @@ void MobiusEOFAFermion<Impl>::M5Ddag(const FermionField &psi_i, const FermionFie
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   assert(phi.Checkerboard() == psi.Checkerboard());
 
@@ -174,9 +174,9 @@ void MobiusEOFAFermion<Impl>::M5Ddag_shift(const FermionField &psi_i, const Ferm
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
   int shift_s = (this->pm == 1) ? (Ls-1) : 0; // s-component modified by shift operator
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(phi , phi_i, AcceleratorRead);
+  auto phi = phi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   assert(phi.Checkerboard() == psi.Checkerboard());
 
@@ -226,8 +226,8 @@ void MobiusEOFAFermion<Impl>::MooeeInv(const FermionField &psi_i, FermionField &
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   auto plee = & this->lee [0];
   auto pdee = & this->dee [0];
@@ -286,8 +286,8 @@ void MobiusEOFAFermion<Impl>::MooeeInv_shift(const FermionField &psi_i, FermionF
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   auto pm = this->pm;
   auto plee = & this->lee [0];
@@ -354,8 +354,8 @@ void MobiusEOFAFermion<Impl>::MooeeInvDag(const FermionField &psi_i, FermionFiel
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
   int Ls = this->Ls;
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
 
   auto plee = & this->lee [0];
   auto pdee = & this->dee [0];
@@ -410,8 +410,8 @@ void MobiusEOFAFermion<Impl>::MooeeInvDag_shift(const FermionField &psi_i, Fermi
 {
   chi_i.Checkerboard() = psi_i.Checkerboard();
   GridBase *grid = psi_i.Grid();
-  autoView(psi , psi_i, AcceleratorRead);
+  auto psi = psi_i.View();
-  autoView(chi , chi_i, AcceleratorWrite);
+  auto chi = chi_i.View();
   int Ls = this->Ls;
 
   auto pm = this->pm;

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

@@ -1,499 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/ImprovedStaggeredFermion.cc
-
-Copyright (C) 2015
-
-Author: Azusa Yamaguchi, Peter Boyle
-
-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/Grid.h>
-
-#pragma once 
-
-NAMESPACE_BEGIN(Grid);
-
-/////////////////////////////////
-// Constructor and gauge import
-/////////////////////////////////
-
-template <class Impl>
-NaiveStaggeredFermion<Impl>::NaiveStaggeredFermion(GridCartesian &Fgrid, GridRedBlackCartesian &Hgrid, 
-						   RealD _mass,
-						   RealD _c1, RealD _u0,
-						   const ImplParams &p)
-  : Kernels(p),
-    _grid(&Fgrid),
-    _cbgrid(&Hgrid),
-    Stencil(&Fgrid, npoint, Even, directions, displacements,p),
-    StencilEven(&Hgrid, npoint, Even, directions, displacements,p),  // source is Even
-    StencilOdd(&Hgrid, npoint, Odd, directions, displacements,p),  // source is Odd
-    mass(_mass),
-    Lebesgue(_grid),
-    LebesgueEvenOdd(_cbgrid),
-    Umu(&Fgrid),
-    UmuEven(&Hgrid),
-    UmuOdd(&Hgrid),
-    _tmp(&Hgrid)
-{
-  int vol4;
-  int LLs=1;
-  c1=_c1;
-  u0=_u0;
-  vol4= _grid->oSites();
-  Stencil.BuildSurfaceList(LLs,vol4);
-  vol4= _cbgrid->oSites();
-  StencilEven.BuildSurfaceList(LLs,vol4);
-  StencilOdd.BuildSurfaceList(LLs,vol4);
-}
-
-template <class Impl>
-NaiveStaggeredFermion<Impl>::NaiveStaggeredFermion(GaugeField &_U, GridCartesian &Fgrid,
-						   GridRedBlackCartesian &Hgrid, RealD _mass,
-						   RealD _c1, RealD _u0,
-						   const ImplParams &p)
-  : NaiveStaggeredFermion(Fgrid,Hgrid,_mass,_c1,_u0,p)
-{
-  ImportGauge(_U);
-}
-
-////////////////////////////////////////////////////////////
-// Momentum space propagator should be 
-// https://arxiv.org/pdf/hep-lat/9712010.pdf
-//
-// mom space action.
-//   gamma_mu i ( c1 sin pmu + c2 sin 3 pmu ) + m
-//
-// must track through staggered flavour/spin reduction in literature to 
-// turn to free propagator for the one component chi field, a la page 4/5
-// of above link to implmement fourier based solver.
-////////////////////////////////////////////////////////////
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::CopyGaugeCheckerboards(void)
-{
-  pickCheckerboard(Even, UmuEven,  Umu);
-  pickCheckerboard(Odd,  UmuOdd ,  Umu);
-}
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::ImportGauge(const GaugeField &_U) 
-{
-  GaugeLinkField U(GaugeGrid());
-  DoubledGaugeField _UUU(GaugeGrid());
-  ////////////////////////////////////////////////////////
-  // Double Store should take two fields for Naik and one hop separately.
-  // Discard teh Naik as Naive
-  ////////////////////////////////////////////////////////
-  Impl::DoubleStore(GaugeGrid(), _UUU, Umu, _U, _U );
-
-  ////////////////////////////////////////////////////////
-  // Apply scale factors to get the right fermion Kinetic term
-  // Could pass coeffs into the double store to save work.
-  // 0.5 ( U p(x+mu) - Udag(x-mu) p(x-mu) ) 
-  ////////////////////////////////////////////////////////
-  for (int mu = 0; mu < Nd; mu++) {
-
-    U = PeekIndex<LorentzIndex>(Umu, mu);
-    PokeIndex<LorentzIndex>(Umu, U*( 0.5*c1/u0), mu );
-    
-    U = PeekIndex<LorentzIndex>(Umu, mu+4);
-    PokeIndex<LorentzIndex>(Umu, U*(-0.5*c1/u0), mu+4);
-
-  }
-
-  CopyGaugeCheckerboards();
-}
-
-/////////////////////////////
-// Implement the interface
-/////////////////////////////
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::M(const FermionField &in, FermionField &out) {
-  out.Checkerboard() = in.Checkerboard();
-  Dhop(in, out, DaggerNo);
-  axpy(out, mass, in, out);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::Mdag(const FermionField &in, FermionField &out) {
-  out.Checkerboard() = in.Checkerboard();
-  Dhop(in, out, DaggerYes);
-  axpy(out, mass, in, out);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::Meooe(const FermionField &in, FermionField &out) {
-  if (in.Checkerboard() == Odd) {
-    DhopEO(in, out, DaggerNo);
-  } else {
-    DhopOE(in, out, DaggerNo);
-  }
-}
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::MeooeDag(const FermionField &in, FermionField &out) {
-  if (in.Checkerboard() == Odd) {
-    DhopEO(in, out, DaggerYes);
-  } else {
-    DhopOE(in, out, DaggerYes);
-  }
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::Mooee(const FermionField &in, FermionField &out) {
-  out.Checkerboard() = in.Checkerboard();
-  typename FermionField::scalar_type scal(mass);
-  out = scal * in;
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::MooeeDag(const FermionField &in, FermionField &out) {
-  out.Checkerboard() = in.Checkerboard();
-  Mooee(in, out);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::MooeeInv(const FermionField &in, FermionField &out) {
-  out.Checkerboard() = in.Checkerboard();
-  out = (1.0 / (mass)) * in;
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::MooeeInvDag(const FermionField &in, FermionField &out) 
-{
-  out.Checkerboard() = in.Checkerboard();
-  MooeeInv(in, out);
-}
-
-///////////////////////////////////
-// Internal
-///////////////////////////////////
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DerivInternal(StencilImpl &st, DoubledGaugeField &U,
-						GaugeField & mat,
-						const FermionField &A, const FermionField &B, int dag) 
-{
-  assert((dag == DaggerNo) || (dag == DaggerYes));
-
-  Compressor compressor;
-
-  FermionField Btilde(B.Grid());
-  FermionField Atilde(B.Grid());
-  Atilde = A;
-
-  st.HaloExchange(B, compressor);
-
-  for (int mu = 0; mu < Nd; mu++) {
-
-    ////////////////////////
-    // Call the single hop
-    ////////////////////////
-    autoView( U_v      , U, CpuRead);
-    autoView( B_v      , B, CpuWrite);
-    autoView( Btilde_v , Btilde, CpuWrite);
-    thread_for(sss,B.Grid()->oSites(),{
-      Kernels::DhopDirKernel(st, U_v, U_v, st.CommBuf(), sss, sss, B_v, Btilde_v, mu,1);
-    });
-
-    assert(0);// need to figure out the force interface with a blasted three link term.
-    
-  }
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopDeriv(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) {
-
-  conformable(U.Grid(), _grid);
-  conformable(U.Grid(), V.Grid());
-  conformable(U.Grid(), mat.Grid());
-
-  mat.Checkerboard() = U.Checkerboard();
-
-  DerivInternal(Stencil, Umu, mat, U, V, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<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());
-
-  assert(V.Checkerboard() == Even);
-  assert(U.Checkerboard() == Odd);
-  mat.Checkerboard() = Odd;
-
-  DerivInternal(StencilEven, UmuOdd, mat, U, V, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopDerivEO(GaugeField &mat, const FermionField &U, const FermionField &V, int dag) {
-
-  conformable(U.Grid(), _cbgrid);
-  conformable(U.Grid(), V.Grid());
-  conformable(U.Grid(), mat.Grid());
-
-  assert(V.Checkerboard() == Odd);
-  assert(U.Checkerboard() == Even);
-  mat.Checkerboard() = Even;
-
-  DerivInternal(StencilOdd, UmuEven, mat, U, V, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::Dhop(const FermionField &in, FermionField &out, int dag) 
-{
-  DhopCalls+=2;
-  conformable(in.Grid(), _grid);  // verifies full grid
-  conformable(in.Grid(), out.Grid());
-
-  out.Checkerboard() = in.Checkerboard();
-
-  DhopInternal(Stencil, Lebesgue, Umu, in, out, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopOE(const FermionField &in, FermionField &out, int dag) 
-{
-  DhopCalls+=1;
-  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, LebesgueEvenOdd, UmuOdd, in, out, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopEO(const FermionField &in, FermionField &out, int dag) 
-{
-  DhopCalls+=1;
-  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, LebesgueEvenOdd, UmuEven, in, out, dag);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::Mdir(const FermionField &in, FermionField &out, int dir, int disp) 
-{
-  DhopDir(in, out, dir, disp);
-}
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::MdirAll(const FermionField &in, std::vector<FermionField> &out) 
-{
-  assert(0); // Not implemented yet
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopDir(const FermionField &in, FermionField &out, int dir, int disp) 
-{
-
-  Compressor compressor;
-  Stencil.HaloExchange(in, compressor);
-  autoView( Umu_v   ,  Umu, CpuRead);
-  autoView( in_v    ,  in, CpuRead);
-  autoView( out_v   , out, CpuWrite);
-  //  thread_for( sss, in.Grid()->oSites(),{
-  //    Kernels::DhopDirKernel(Stencil, Umu_v, Stencil.CommBuf(), sss, sss, in_v, out_v, dir, disp);
-  //  });
-  assert(0);
-};
-
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopInternal(StencilImpl &st, LebesgueOrder &lo,
-					       DoubledGaugeField &U,
-					       const FermionField &in,
-					       FermionField &out, int dag) 
-{
-  if ( StaggeredKernelsStatic::Comms == StaggeredKernelsStatic::CommsAndCompute )
-    DhopInternalOverlappedComms(st,lo,U,in,out,dag);
-  else
-    DhopInternalSerialComms(st,lo,U,in,out,dag);
-}
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopInternalOverlappedComms(StencilImpl &st, LebesgueOrder &lo,
-							      DoubledGaugeField &U,
-							      const FermionField &in,
-							      FermionField &out, int dag) 
-{
-  Compressor compressor; 
-  int len =  U.Grid()->oSites();
-
-  DhopTotalTime   -= usecond();
-
-  DhopFaceTime    -= usecond();
-  st.Prepare();
-  st.HaloGather(in,compressor);
-  DhopFaceTime    += usecond();
-
-  DhopCommTime -=usecond();
-  std::vector<std::vector<CommsRequest_t> > requests;
-  st.CommunicateBegin(requests);
-
-  DhopFaceTime-=usecond();
-  st.CommsMergeSHM(compressor);
-  DhopFaceTime+= usecond();
-
-  //////////////////////////////////////////////////////////////////////////////////////////////////////
-  // Removed explicit thread comms
-  //////////////////////////////////////////////////////////////////////////////////////////////////////
-  DhopComputeTime    -= usecond();
-  {
-    int interior=1;
-    int exterior=0;
-    Kernels::DhopNaive(st,lo,U,in,out,dag,interior,exterior);
-  }
-  DhopComputeTime    += usecond();
-
-  st.CommunicateComplete(requests);
-  DhopCommTime +=usecond();
-
-  // First to enter, last to leave timing
-  DhopFaceTime    -= usecond();
-  st.CommsMerge(compressor);
-  DhopFaceTime    -= usecond();
-
-  DhopComputeTime2    -= usecond();
-  {
-    int interior=0;
-    int exterior=1;
-    Kernels::DhopNaive(st,lo,U,in,out,dag,interior,exterior);
-  }
-  DhopComputeTime2    += usecond();
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::DhopInternalSerialComms(StencilImpl &st, LebesgueOrder &lo,
-							  DoubledGaugeField &U,
-							  const FermionField &in,
-							  FermionField &out, int dag) 
-{
-  assert((dag == DaggerNo) || (dag == DaggerYes));
-
-  DhopTotalTime   -= usecond();
-
-  DhopCommTime    -= usecond();
-  Compressor compressor;
-  st.HaloExchange(in, compressor);
-  DhopCommTime    += usecond();
-
-  DhopComputeTime -= usecond();
-  {
-    int interior=1;
-    int exterior=1;
-    Kernels::DhopNaive(st,lo,U,in,out,dag,interior,exterior);
-  }
-  DhopComputeTime += usecond();
-  DhopTotalTime   += usecond();
-};
-
-  ////////////////////////////////////////////////////////////////
-  // Reporting
-  ////////////////////////////////////////////////////////////////
-template<class Impl>
-void NaiveStaggeredFermion<Impl>::Report(void) 
-{
-  Coordinate latt = _grid->GlobalDimensions();
-  RealD volume = 1;  for(int mu=0;mu<Nd;mu++) volume=volume*latt[mu];
-  RealD NP = _grid->_Nprocessors;
-  RealD NN = _grid->NodeCount();
-
-  std::cout << GridLogMessage << "#### Dhop calls report " << std::endl;
-
-  std::cout << GridLogMessage << "NaiveStaggeredFermion Number of DhopEO Calls   : " 
-	    << DhopCalls   << std::endl;
-  std::cout << GridLogMessage << "NaiveStaggeredFermion TotalTime   /Calls       : " 
-	    << DhopTotalTime   / DhopCalls << " us" << std::endl;
-  std::cout << GridLogMessage << "NaiveStaggeredFermion CommTime    /Calls       : " 
-	    << DhopCommTime    / DhopCalls << " us" << std::endl;
-  std::cout << GridLogMessage << "NaiveStaggeredFermion ComputeTime/Calls        : " 
-	    << DhopComputeTime / DhopCalls << " us" << std::endl;
-
-  // Average the compute time
-  _grid->GlobalSum(DhopComputeTime);
-  DhopComputeTime/=NP;
-
-  RealD mflops = 1154*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 = 1154*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;
-
-  std::cout << GridLogMessage << "NaiveStaggeredFermion Stencil"    <<std::endl;  Stencil.Report();
-  std::cout << GridLogMessage << "NaiveStaggeredFermion StencilEven"<<std::endl;  StencilEven.Report();
-  std::cout << GridLogMessage << "NaiveStaggeredFermion StencilOdd" <<std::endl;  StencilOdd.Report();
-}
-template<class Impl>
-void NaiveStaggeredFermion<Impl>::ZeroCounters(void) 
-{
-  DhopCalls       = 0;
-  DhopTotalTime   = 0;
-  DhopCommTime    = 0;
-  DhopComputeTime = 0;
-  DhopFaceTime    = 0;
-
-  Stencil.ZeroCounters();
-  StencilEven.ZeroCounters();
-  StencilOdd.ZeroCounters();
-}
-
-
-//////////////////////////////////////////////////////// 
-// Conserved current - not yet implemented.
-////////////////////////////////////////////////////////
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::ContractConservedCurrent(PropagatorField &q_in_1,
-							      PropagatorField &q_in_2,
-							      PropagatorField &q_out,
-							      PropagatorField &src,
-							      Current curr_type,
-							      unsigned int mu)
-{
-  assert(0);
-}
-
-template <class Impl>
-void NaiveStaggeredFermion<Impl>::SeqConservedCurrent(PropagatorField &q_in,
-                                                         PropagatorField &q_out,
-                                                         PropagatorField &src,
-                                                         Current curr_type,
-                                                         unsigned int mu, 
-                                                         unsigned int tmin,
-                                              unsigned int tmax,
-					      ComplexField &lattice_cmplx)
-{
-  assert(0);
-
-}
-
-NAMESPACE_END(Grid);

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

@@ -618,10 +618,10 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 NAMESPACE_BEGIN(Grid);
 
 template <class Impl>
-void StaggeredKernels<Impl>::DhopSiteAsm(StencilView &st,
+void StaggeredKernels<Impl>::DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
 					 DoubledGaugeFieldView &U,
 					 DoubledGaugeFieldView &UUU,
-					 SiteSpinor *buf, int sF,
+					 SiteSpinor *buf, int LLs,
 					 int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
   assert(0);
@@ -680,13 +680,12 @@ void StaggeredKernels<Impl>::DhopSiteAsm(StencilView &st,
   gauge2 =(uint64_t)&UU[sU]( Z );				\
   gauge3 =(uint64_t)&UU[sU]( T ); 
   
-
   // This is the single precision 5th direction vectorised kernel
 #include <Grid/simd/Intel512single.h>
-template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilView &st,
+template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
 								    DoubledGaugeFieldView &U,
 								    DoubledGaugeFieldView &UUU,
-								    SiteSpinor *buf, int sF,
+								    SiteSpinor *buf, int LLs,
 								    int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
@@ -703,10 +702,9 @@ template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilView
   StencilEntry *SE2;
   StencilEntry *SE3;
 
-  //   for(int s=0;s<LLs;s++){
+   for(int s=0;s<LLs;s++){
 
-  //    int sF=s+LLs*sU;
+    int sF=s+LLs*sU;
-  {
     // Xp, Yp, Zp, Tp
     PREPARE(Xp,Yp,Zp,Tp,0,U);
     LOAD_CHI(addr0,addr1,addr2,addr3);
@@ -738,10 +736,10 @@ template <> void StaggeredKernels<StaggeredVec5dImplF>::DhopSiteAsm(StencilView
 }
 
 #include <Grid/simd/Intel512double.h>
-template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(StencilView &st, 
+template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
 								    DoubledGaugeFieldView &U,
 								    DoubledGaugeFieldView &UUU,
-								    SiteSpinor *buf, int sF,
+								    SiteSpinor *buf, int LLs,
 								    int sU, const FermionFieldView &in, FermionFieldView &out, int dag) 
 {
 #ifdef AVX512
@@ -758,9 +756,8 @@ template <> void StaggeredKernels<StaggeredVec5dImplD>::DhopSiteAsm(StencilView
   StencilEntry *SE2;
   StencilEntry *SE3;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    int sF=s+LLs*sU;
-  {
     // Xp, Yp, Zp, Tp
     PREPARE(Xp,Yp,Zp,Tp,0,U);
     LOAD_CHI(addr0,addr1,addr2,addr3);
@@ -824,10 +821,10 @@ 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, 
+template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
 							       DoubledGaugeFieldView &U,
 							       DoubledGaugeFieldView &UUU,
-							       SiteSpinor *buf, int sF,
+							       SiteSpinor *buf, int LLs,
 							       int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
@@ -844,9 +841,9 @@ template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(StencilView &st,
   StencilEntry *SE2;
   StencilEntry *SE3;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    
-  {
+    int sF=s+LLs*sU;
     // Xp, Yp, Zp, Tp
     PREPARE(Xp,Yp,Zp,Tp,0,U);
     LOAD_CHIa(addr0,addr1);
@@ -893,10 +890,10 @@ template <> void StaggeredKernels<StaggeredImplF>::DhopSiteAsm(StencilView &st,
 }
 
 #include <Grid/simd/Intel512double.h>
-template <> void StaggeredKernels<StaggeredImplD>::DhopSiteAsm(StencilView &st, 
+template <> void StaggeredKernels<StaggeredImplD>::DhopSiteAsm(StencilImpl &st, LebesgueOrder &lo, 
 							       DoubledGaugeFieldView &U,
 							       DoubledGaugeFieldView &UUU,
-							       SiteSpinor *buf, int sF,
+							       SiteSpinor *buf, int LLs,
 							       int sU, const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
 #ifdef AVX512
@@ -913,9 +910,9 @@ template <> void StaggeredKernels<StaggeredImplD>::DhopSiteAsm(StencilView &st,
   StencilEntry *SE2;
   StencilEntry *SE3;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    
-  {
+    int sF=s+LLs*sU;
     // Xp, Yp, Zp, Tp
     PREPARE(Xp,Yp,Zp,Tp,0,U);
     LOAD_CHIa(addr0,addr1);

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

@@ -146,10 +146,9 @@ NAMESPACE_BEGIN(Grid);
 
 
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHand(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
 					  DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU,
-					  SiteSpinor *buf, int sF, int sU, 
+					  SiteSpinor *buf, int LLs, int sU, 
 					  const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
@@ -182,9 +181,8 @@ void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
   StencilEntry *SE;
   int skew;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    int sF=s+LLs*sU;
-  {
 
     skew = 0;
     HAND_STENCIL_LEG_BEGIN(Xp,3,skew,even);  
@@ -195,7 +193,6 @@ void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
     HAND_STENCIL_LEG      (U,Ym,2,skew,odd);   
     HAND_STENCIL_LEG      (U,Zm,1,skew,even);  
     HAND_STENCIL_LEG      (U,Tm,0,skew,odd);  
-    if (Naik) {
     skew = 8;
     HAND_STENCIL_LEG(UUU,Xp,3,skew,even);  
     HAND_STENCIL_LEG(UUU,Yp,2,skew,odd);   
@@ -205,7 +202,7 @@ void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
     HAND_STENCIL_LEG(UUU,Ym,2,skew,odd);   
     HAND_STENCIL_LEG(UUU,Zm,1,skew,even);  
     HAND_STENCIL_LEG(UUU,Tm,0,skew,odd);  
-    }    
+    
     if ( dag ) {
       result()()(0) = - even_0 - odd_0;
       result()()(1) = - even_1 - odd_1;
@@ -221,10 +218,9 @@ void StaggeredKernels<Impl>::DhopSiteHand(StencilView &st,
 
 
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHandInt(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st, 
 					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
+					     SiteSpinor *buf, int LLs, int sU, 
 					     const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
@@ -257,9 +253,8 @@ void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st,
   StencilEntry *SE;
   int skew;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    int sF=s+LLs*sU;
-  {
 
     even_0 = Zero();    even_1 = Zero();    even_2 = Zero();
      odd_0 = Zero();     odd_1 = Zero();     odd_2 = Zero();
@@ -273,7 +268,6 @@ void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st,
     HAND_STENCIL_LEG_INT(U,Ym,2,skew,odd);   
     HAND_STENCIL_LEG_INT(U,Zm,1,skew,even);  
     HAND_STENCIL_LEG_INT(U,Tm,0,skew,odd);  
-    if (Naik) {
     skew = 8;
     HAND_STENCIL_LEG_INT(UUU,Xp,3,skew,even);  
     HAND_STENCIL_LEG_INT(UUU,Yp,2,skew,odd);   
@@ -283,7 +277,7 @@ void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st,
     HAND_STENCIL_LEG_INT(UUU,Ym,2,skew,odd);   
     HAND_STENCIL_LEG_INT(UUU,Zm,1,skew,even);  
     HAND_STENCIL_LEG_INT(UUU,Tm,0,skew,odd);  
-    }
+
     // Assume every site must be connected to at least one interior point. No 1^4 subvols.
     if ( dag ) {
       result()()(0) = - even_0 - odd_0;
@@ -300,10 +294,9 @@ void StaggeredKernels<Impl>::DhopSiteHandInt(StencilView &st,
 
 
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteHandExt(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
 					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
+					     SiteSpinor *buf, int LLs, int sU, 
 					     const FermionFieldView &in, FermionFieldView &out,int dag) 
 {
   typedef typename Simd::scalar_type S;
@@ -336,9 +329,8 @@ void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
   StencilEntry *SE;
   int skew;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=s+LLs*sU;
+    int sF=s+LLs*sU;
-  {
 
     even_0 = Zero();    even_1 = Zero();    even_2 = Zero();
      odd_0 = Zero();     odd_1 = Zero();     odd_2 = Zero();
@@ -352,7 +344,6 @@ void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
     HAND_STENCIL_LEG_EXT(U,Ym,2,skew,odd);   
     HAND_STENCIL_LEG_EXT(U,Zm,1,skew,even);  
     HAND_STENCIL_LEG_EXT(U,Tm,0,skew,odd);  
-    if (Naik) {
     skew = 8;
     HAND_STENCIL_LEG_EXT(UUU,Xp,3,skew,even);  
     HAND_STENCIL_LEG_EXT(UUU,Yp,2,skew,odd);   
@@ -362,7 +353,7 @@ void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
     HAND_STENCIL_LEG_EXT(UUU,Ym,2,skew,odd);   
     HAND_STENCIL_LEG_EXT(UUU,Zm,1,skew,even);  
     HAND_STENCIL_LEG_EXT(UUU,Tm,0,skew,odd);  
-    }
+
     // Add sum of all exterior connected stencil legs
     if ( nmu ) { 
       if ( dag ) {
@@ -379,7 +370,6 @@ void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
   }
 }
 
-/*
 #define DHOP_SITE_HAND_INSTANTIATE(IMPL)				\
   template void StaggeredKernels<IMPL>::DhopSiteHand(StencilImpl &st, LebesgueOrder &lo, \
 						     DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, \
@@ -395,7 +385,7 @@ void StaggeredKernels<Impl>::DhopSiteHandExt(StencilView &st,
 						     DoubledGaugeFieldView &U,DoubledGaugeFieldView &UUU, \
 						     SiteSpinor *buf, int LLs, int sU, \
 						     const FermionFieldView &in, FermionFieldView &out, int dag); \
-*/
+
 #undef LOAD_CHI
 
 NAMESPACE_END(Grid);

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

@@ -37,9 +37,9 @@ NAMESPACE_BEGIN(Grid);
   if (SE->_is_local ) {						\
     if (SE->_permute) {						\
       chi_p = χ						\
-      permute(chi,  in[SE->_offset], ptype);			\
+      permute(chi,  in[SE->_offset], ptype);		\
     } else {							\
-      chi_p = &in[SE->_offset];					\
+      chi_p = &in[SE->_offset];				\
     }								\
   } else {							\
     chi_p = &buf[SE->_offset];					\
@@ -51,15 +51,15 @@ NAMESPACE_BEGIN(Grid);
   if (SE->_is_local ) {						\
     if (SE->_permute) {						\
       chi_p = χ						\
-      permute(chi,  in[SE->_offset], ptype);			\
+      permute(chi,  in[SE->_offset], ptype);		\
     } else {							\
-      chi_p = &in[SE->_offset];					\
+      chi_p = &in[SE->_offset];				\
     }								\
   } else if ( st.same_node[Dir] ) {				\
     chi_p = &buf[SE->_offset];					\
   }								\
   if (SE->_is_local || st.same_node[Dir] ) {			\
-    multLink(Uchi, U[sU], *chi_p, Dir);				\
+    multLink(Uchi, U[sU], *chi_p, Dir);			\
   }
 
 #define GENERIC_STENCIL_LEG_EXT(U,Dir,skew,multLink)		\
@@ -67,7 +67,7 @@ NAMESPACE_BEGIN(Grid);
   if ((!SE->_is_local) && (!st.same_node[Dir]) ) {		\
     nmu++;							\
     chi_p = &buf[SE->_offset];					\
-    multLink(Uchi, U[sU], *chi_p, Dir);				\
+    multLink(Uchi, U[sU], *chi_p, Dir);			\
   }
 
 template <class Impl>
@@ -78,12 +78,10 @@ StaggeredKernels<Impl>::StaggeredKernels(const ImplParams &p) : Base(p){};
 // Int, Ext, Int+Ext cases for comms overlap
 ////////////////////////////////////////////////////////////////////////////////////
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGeneric(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st, 
 					     DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-					     SiteSpinor *buf, int sF, int sU, 
+					     SiteSpinor *buf, int LLs, int sU, 
-					     const FermionFieldView &in, FermionFieldView &out, int dag) 
+					     const FermionFieldView &in, FermionFieldView &out, int dag) {
-{
   const SiteSpinor *chi_p;
   SiteSpinor chi;
   SiteSpinor Uchi;
@@ -91,10 +89,8 @@ void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st,
   int ptype;
   int skew;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //
+    int sF=LLs*sU+s;
-  //    int sF=LLs*sU+s;
-  {
     skew = 0;
     GENERIC_STENCIL_LEG(U,Xp,skew,Impl::multLink);
     GENERIC_STENCIL_LEG(U,Yp,skew,Impl::multLinkAdd);
@@ -104,7 +100,6 @@ void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st,
     GENERIC_STENCIL_LEG(U,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG(U,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG(U,Tm,skew,Impl::multLinkAdd);
-    if ( Naik ) {
     skew=8;
     GENERIC_STENCIL_LEG(UUU,Xp,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG(UUU,Yp,skew,Impl::multLinkAdd);
@@ -114,7 +109,6 @@ void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st,
     GENERIC_STENCIL_LEG(UUU,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG(UUU,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG(UUU,Tm,skew,Impl::multLinkAdd);
-    }
     if ( dag ) { 
       Uchi = - Uchi;
     } 
@@ -126,10 +120,9 @@ void StaggeredKernels<Impl>::DhopSiteGeneric(StencilView &st,
   // Only contributions from interior of our node
   ///////////////////////////////////////////////////
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st, 
 						DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-						SiteSpinor *buf, int sF, int sU, 
+						SiteSpinor *buf, int LLs, int sU, 
 						const FermionFieldView &in, FermionFieldView &out,int dag) {
   const SiteSpinor *chi_p;
   SiteSpinor chi;
@@ -138,9 +131,8 @@ void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st,
   int ptype;
   int skew ;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=LLs*sU+s;
+    int sF=LLs*sU+s;
-  {
     skew = 0;
     Uchi=Zero();
     GENERIC_STENCIL_LEG_INT(U,Xp,skew,Impl::multLinkAdd);
@@ -151,7 +143,6 @@ void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st,
     GENERIC_STENCIL_LEG_INT(U,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_INT(U,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_INT(U,Tm,skew,Impl::multLinkAdd);
-    if ( Naik ) {
     skew=8;
     GENERIC_STENCIL_LEG_INT(UUU,Xp,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_INT(UUU,Yp,skew,Impl::multLinkAdd);
@@ -161,7 +152,6 @@ void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st,
     GENERIC_STENCIL_LEG_INT(UUU,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_INT(UUU,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_INT(UUU,Tm,skew,Impl::multLinkAdd);
-    }
     if ( dag ) {
       Uchi = - Uchi;
     }
@@ -174,10 +164,9 @@ void StaggeredKernels<Impl>::DhopSiteGenericInt(StencilView &st,
   // Only contributions from exterior of our node
   ///////////////////////////////////////////////////
 template <class Impl>
-template <int Naik> accelerator_inline
+void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilImpl &st, LebesgueOrder &lo, 
-void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st, 
 						DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
-						SiteSpinor *buf, int sF, int sU,
+						SiteSpinor *buf, int LLs, int sU,
 						const FermionFieldView &in, FermionFieldView &out,int dag) {
   const SiteSpinor *chi_p;
   //  SiteSpinor chi;
@@ -187,9 +176,8 @@ void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st,
   int nmu=0;
   int skew ;
 
-  //  for(int s=0;s<LLs;s++){
+  for(int s=0;s<LLs;s++){
-  //    int sF=LLs*sU+s;
+    int sF=LLs*sU+s;
-  {
     skew = 0;
     Uchi=Zero();
     GENERIC_STENCIL_LEG_EXT(U,Xp,skew,Impl::multLinkAdd);
@@ -200,7 +188,6 @@ void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st,
     GENERIC_STENCIL_LEG_EXT(U,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_EXT(U,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_EXT(U,Tm,skew,Impl::multLinkAdd);
-    if ( Naik ) {
     skew=8;
     GENERIC_STENCIL_LEG_EXT(UUU,Xp,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_EXT(UUU,Yp,skew,Impl::multLinkAdd);
@@ -210,7 +197,7 @@ void StaggeredKernels<Impl>::DhopSiteGenericExt(StencilView &st,
     GENERIC_STENCIL_LEG_EXT(UUU,Ym,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_EXT(UUU,Zm,skew,Impl::multLinkAdd);
     GENERIC_STENCIL_LEG_EXT(UUU,Tm,skew,Impl::multLinkAdd);
-    }
+
     if ( nmu ) { 
       if ( dag ) { 
 	out[sF] = out[sF] - Uchi;
@@ -224,9 +211,72 @@ 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,
+template <class Impl>
-					   int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dir,int disp)
+void StaggeredKernels<Impl>::DhopSiteDag(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
+					 SiteSpinor *buf, int LLs, int sU,
+					 const FermionFieldView &in, FermionFieldView &out,
+					 int interior,int exterior)
+{
+  int dag=1;
+  DhopSite(st,lo,U,UUU,buf,LLs,sU,in,out,dag,interior,exterior);
+};
+
+template <class Impl>
+void StaggeredKernels<Impl>::DhopSite(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
+				      SiteSpinor *buf, int LLs, int sU,
+				      const FermionFieldView &in, FermionFieldView &out,
+				      int interior,int exterior)
+{
+  int dag=0;
+  DhopSite(st,lo,U,UUU,buf,LLs,sU,in,out,dag,interior,exterior);
+};
+
+template <class Impl>
+void StaggeredKernels<Impl>::DhopSite(StencilImpl &st, LebesgueOrder &lo, DoubledGaugeFieldView &U, DoubledGaugeFieldView &UUU,
+				      SiteSpinor *buf, int LLs,
+				      int sU, const FermionFieldView &in, FermionFieldView &out,
+				      int dag,int interior,int exterior) 
+{
+  switch(Opt) {
+#ifdef AVX512
+  case OptInlineAsm:
+    if ( interior && exterior ) {
+      DhopSiteAsm(st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    } else { 
+      std::cout << GridLogError << "Cannot overlap comms and compute with Staggered assembly"<<std::endl;
+      assert(0);
+    }
+    break;
+#endif
+  case OptHandUnroll:
+    if ( interior && exterior ) {
+      DhopSiteHand   (st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    } else if ( interior ) {
+      DhopSiteHandInt(st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    } else if ( exterior ) {
+      DhopSiteHandExt(st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    }
+    break;
+  case OptGeneric:
+    if ( interior && exterior ) {
+      DhopSiteGeneric   (st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    } else if ( interior ) {
+      DhopSiteGenericInt(st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    } else if ( exterior ) {
+      DhopSiteGenericExt(st,lo,U,UUU,buf,LLs,sU,in,out,dag);
+    }
+    break;
+  default:
+    std::cout<<"Oops Opt = "<<Opt<<std::endl;
+    assert(0);
+    break;
+  }
+};
+
+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) 
 {
   // Disp should be either +1,-1,+3,-3
   // What about "dag" ?
@@ -235,108 +285,6 @@ void StaggeredKernels<Impl>::DhopDirKernel(StencilImpl &st, DoubledGaugeFieldVie
   assert(0);
 }
 
-#define KERNEL_CALLNB(A,improved)					\
-  const uint64_t    NN = Nsite*Ls;					\
-  accelerator_forNB( ss, NN, Simd::Nsimd(), {				\
-      int sF = ss;							\
-      int sU = ss/Ls;							\
-      ThisKernel:: template A<improved>(st_v,U_v,UUU_v,buf,sF,sU,in_v,out_v,dag); \
-    });
-
-#define KERNEL_CALL(A,improved) KERNEL_CALLNB(A,improved); accelerator_barrier(); 
-
-#define ASM_CALL(A)							\
-  const uint64_t    NN = Nsite*Ls;					\
-  thread_for( ss, NN, {							\
-      int sF = ss;							\
-      int sU = ss/Ls;							\
-      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, 
-					  DoubledGaugeField &U, DoubledGaugeField &UUU, 
-					  const FermionField &in, FermionField &out, int dag, int interior,int exterior)
-{
-  GridBase *FGrid=in.Grid();  
-  GridBase *UGrid=U.Grid();  
-  typedef StaggeredKernels<Impl> ThisKernel;
-  autoView( UUU_v , UUU, AcceleratorRead);
-  autoView( U_v   ,   U, AcceleratorRead);
-  autoView( in_v  ,  in, AcceleratorRead);
-  autoView( out_v , out, AcceleratorWrite);
-  autoView( st_v  ,  st, AcceleratorRead);
-  SiteSpinor * buf = st.CommBuf();
-    
-  int Ls=1;
-  if(FGrid->Nd()==UGrid->Nd()+1){
-    Ls    = FGrid->_rdimensions[0];
-  }
-  int Nsite = UGrid->oSites();
-
-  if( interior && exterior ) { 
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGeneric,1); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHand,1);    return;}
-    if (Opt == OptInlineAsm  ) {  ASM_CALL(DhopSiteAsm);     return;}
-#endif
-  } else if( interior ) {
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGenericInt,1); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHandInt,1);    return;}
-#endif
-  } else if( exterior ) { 
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGenericExt,1); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHandExt,1);    return;}
-#endif
-  }
-  assert(0 && " Kernel optimisation case not covered ");
-}
-template <class Impl> 
-void StaggeredKernels<Impl>::DhopNaive(StencilImpl &st, LebesgueOrder &lo, 
-				       DoubledGaugeField &U,
-				       const FermionField &in, FermionField &out, int dag, int interior,int exterior)
-{
-  GridBase *FGrid=in.Grid();  
-  GridBase *UGrid=U.Grid();  
-  typedef StaggeredKernels<Impl> ThisKernel;
-  autoView( UUU_v ,   U, AcceleratorRead);
-  autoView( U_v   ,   U, AcceleratorRead);
-  autoView( in_v  ,  in, AcceleratorRead);
-  autoView( out_v , out, AcceleratorWrite);
-  autoView( st_v  ,  st, AcceleratorRead);
-  SiteSpinor * buf = st.CommBuf();
-
-  int Ls=1;
-  if(FGrid->Nd()==UGrid->Nd()+1){
-    Ls    = FGrid->_rdimensions[0];
-  }
-  int Nsite = UGrid->oSites();
-  
-  if( interior && exterior ) { 
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGeneric,0); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHand,0);    return;}
-#endif
-  } else if( interior ) {
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGenericInt,0); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHandInt,0);    return;}
-#endif
-  } else if( exterior ) { 
-    if (Opt == OptGeneric    ) { KERNEL_CALL(DhopSiteGenericExt,0); return;}
-#ifndef GRID_CUDA
-    if (Opt == OptHandUnroll ) { KERNEL_CALL(DhopSiteHandExt,0);    return;}
-#endif
-  }
-}
-
-
-#undef KERNEL_CALLNB
-#undef KERNEL_CALL
-#undef ASM_CALL
-
 NAMESPACE_END(Grid);
 
 

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

@@ -98,35 +98,32 @@ void WilsonCloverFermion<Impl>::ImportGauge(const GaugeField &_Umu)
   Coordinate lcoor;
   typename SiteCloverType::scalar_object Qx = Zero(), Qxinv = Zero();
 
+  for (int site = 0; site < lvol; site++)
   {
-    autoView(CTv,CloverTerm,CpuRead);
+    grid->LocalIndexToLocalCoor(site, lcoor);
-    autoView(CTIv,CloverTermInv,CpuWrite);
+    EigenCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
-    for (int site = 0; site < lvol; site++) {
+    peekLocalSite(Qx, CloverTerm, lcoor);
-      grid->LocalIndexToLocalCoor(site, lcoor);
+    Qxinv = Zero();
-      EigenCloverOp = Eigen::MatrixXcd::Zero(Ns * DimRep, Ns * DimRep);
+    //if (csw!=0){
-      peekLocalSite(Qx, CTv, lcoor);
+    for (int j = 0; j < Ns; j++)
-      Qxinv = Zero();
+      for (int k = 0; k < Ns; k++)
-      //if (csw!=0){
+        for (int a = 0; a < DimRep; a++)
-      for (int j = 0; j < Ns; j++)
+          for (int b = 0; b < DimRep; b++){
-	for (int k = 0; k < Ns; k++)
+	    auto zz =  Qx()(j, k)(a, b);
-	  for (int a = 0; a < DimRep; a++)
+            EigenCloverOp(a + j * DimRep, b + k * DimRep) = std::complex<double>(zz);
-	    for (int b = 0; b < DimRep; b++){
+	  }
-	      auto zz =  Qx()(j, k)(a, b);
+    //   if (site==0) std::cout << "site =" << site << "\n" << EigenCloverOp << std::endl;
-	      EigenCloverOp(a + j * DimRep, b + k * DimRep) = std::complex<double>(zz);
+
-	    }
+    EigenInvCloverOp = EigenCloverOp.inverse();
-      //   if (site==0) std::cout << "site =" << site << "\n" << EigenCloverOp << std::endl;
+    //std::cout << EigenInvCloverOp << std::endl;
-      
+    for (int j = 0; j < Ns; j++)
-      EigenInvCloverOp = EigenCloverOp.inverse();
+      for (int k = 0; k < Ns; k++)
-      //std::cout << EigenInvCloverOp << std::endl;
+        for (int a = 0; a < DimRep; a++)
-      for (int j = 0; j < Ns; j++)
+          for (int b = 0; b < DimRep; b++)
-	for (int k = 0; k < Ns; k++)
+            Qxinv()(j, k)(a, b) = EigenInvCloverOp(a + j * DimRep, b + k * DimRep);
-	  for (int a = 0; a < DimRep; a++)
+    //    if (site==0) std::cout << "site =" << site << "\n" << EigenInvCloverOp << std::endl;
-	    for (int b = 0; b < DimRep; b++)
+    //  }
-	      Qxinv()(j, k)(a, b) = EigenInvCloverOp(a + j * DimRep, b + k * DimRep);
+    pokeLocalSite(Qxinv, CloverTermInv, lcoor);
-      //    if (site==0) std::cout << "site =" << site << "\n" << EigenInvCloverOp << std::endl;
-      //  }
-      pokeLocalSite(Qxinv, CTIv, lcoor);
-    }
   }
 
   // Separate the even and odd parts

Grid/qcd/action/fermion/implementation/WilsonFermion5DImplementation.h

@@ -580,21 +580,16 @@ void WilsonFermion5D<Impl>::MomentumSpacePropagatorHt_5d(FermionField &out,const
   cosha = (one + W*W + sk) / (abs(W)*2.0);
 
   // FIXME Need a Lattice acosh
-
+  for(int idx=0;idx<_grid->lSites();idx++){
-  {
+    Coordinate lcoor(Nd);
-    autoView(cosha_v,cosha,CpuRead);
+    Tcomplex cc;
-    autoView(a_v,a,CpuWrite);
+    //    RealD sgn;
-    for(int idx=0;idx<_grid->lSites();idx++){
+    _grid->LocalIndexToLocalCoor(idx,lcoor);
-      Coordinate lcoor(Nd);
+    peekLocalSite(cc,cosha,lcoor);
-      Tcomplex cc;
+    assert((double)real(cc)>=1.0);
-      //    RealD sgn;
+    assert(fabs((double)imag(cc))<=1.0e-15);
-      _grid->LocalIndexToLocalCoor(idx,lcoor);
+    cc = ScalComplex(::acosh(real(cc)),0.0);
-      peekLocalSite(cc,cosha_v,lcoor);
+    pokeLocalSite(cc,a,lcoor);
-      assert((double)real(cc)>=1.0);
-      assert(fabs((double)imag(cc))<=1.0e-15);
-      cc = ScalComplex(::acosh(real(cc)),0.0);
-      pokeLocalSite(cc,a_v,lcoor);
-    }
   }
 
   Wea = ( exp( a) * abs(W)  );
@@ -780,20 +775,17 @@ void WilsonFermion5D<Impl>::MomentumSpacePropagatorHt(FermionField &out,const Fe
   cosha =  (one + W*W + sk) / (abs(W)*2.0);
 
   // FIXME Need a Lattice acosh
-  {
-  autoView(cosha_v,cosha,CpuRead);
-  autoView(a_v,a,CpuWrite);
   for(int idx=0;idx<_grid->lSites();idx++){
     Coordinate lcoor(Nd);
     Tcomplex cc;
     //    RealD sgn;
     _grid->LocalIndexToLocalCoor(idx,lcoor);
-    peekLocalSite(cc,cosha_v,lcoor);
+    peekLocalSite(cc,cosha,lcoor);
     assert((double)real(cc)>=1.0);
     assert(fabs((double)imag(cc))<=1.0e-15);
     cc = ScalComplex(::acosh(real(cc)),0.0);
-    pokeLocalSite(cc,a_v,lcoor);
+    pokeLocalSite(cc,a,lcoor);
-  }}
+  }
   
   Wea = ( exp( a) * abs(W)  );
   Wema= ( exp(-a) * abs(W)  );

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),
@@ -67,101 +67,11 @@ WilsonFermion<Impl>::WilsonFermion(GaugeField &_Umu, GridCartesian &Fgrid,
     diag_mass = 4.0 + mass;
   }
 
-  int vol4;
+
-  vol4=Fgrid.oSites();
-  Stencil.BuildSurfaceList(1,vol4);
-  vol4=Hgrid.oSites();
-  StencilEven.BuildSurfaceList(1,vol4);
-  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());
 
@@ -192,7 +102,7 @@ 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);
@@ -200,7 +110,7 @@ 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);
@@ -208,7 +118,7 @@ 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);
@@ -218,7 +128,7 @@ 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);
@@ -226,9 +136,9 @@ 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);
@@ -236,80 +146,80 @@ 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
@@ -319,7 +229,6 @@ 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);
@@ -328,11 +237,8 @@ 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
@@ -340,7 +246,6 @@ 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);
 
@@ -348,13 +253,11 @@ 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());
@@ -366,13 +269,13 @@ 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;
@@ -381,7 +284,7 @@ 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());
@@ -395,7 +298,7 @@ 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());
@@ -406,7 +309,7 @@ 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
@@ -418,7 +321,7 @@ 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
@@ -430,18 +333,18 @@ 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);
@@ -453,12 +356,12 @@ 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){
 
@@ -471,7 +374,7 @@ 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();
@@ -482,23 +385,22 @@ 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));
 
@@ -510,53 +412,38 @@ 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();
 };
 
 
@@ -564,28 +451,24 @@ 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>
@@ -600,23 +483,103 @@ void WilsonFermion<Impl>::ContractConservedCurrent(PropagatorField &q_in_1,
   conformable(_grid, q_in_1.Grid());
   conformable(_grid, q_in_2.Grid());
   conformable(_grid, q_out.Grid());
-  assert(0);
+#if 0
+  PropagatorField tmp1(_grid), tmp2(_grid);
+  q_out = Zero();
+
+  // Forward, need q1(x + mu), q2(x). Backward, need q1(x), q2(x + mu).
+  // Inefficient comms method but not performance critical.
+  tmp1 = Cshift(q_in_1, mu, 1);
+  tmp2 = Cshift(q_in_2, mu, 1);
+  auto tmp1_v  =  tmp1.View();
+  auto tmp2_v  =  tmp2.View();
+  auto q_in_1_v=q_in_1.View();
+  auto q_in_2_v=q_in_2.View();
+  auto q_out_v = q_out.View();
+  auto Umu_v   =   Umu.View();
+  thread_for(sU, Umu.Grid()->oSites(),{
+      Kernels::ContractConservedCurrentSiteFwd(tmp1_v[sU],
+					       q_in_2_v[sU],
+					       q_out_v[sU],
+					       Umu_v, sU, mu);
+      Kernels::ContractConservedCurrentSiteBwd(q_in_1_v[sU],
+					       tmp2_v[sU],
+					       q_out_v[sU],
+					       Umu_v, sU, mu);
+  });
+#else
+#endif
 }
 
 
 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)
 {
   conformable(_grid, q_in.Grid());
   conformable(_grid, q_out.Grid());
-  assert(0);
+#if 0
+
+  //  Lattice<iSinglet<Simd>> ph(_grid), coor(_grid);
+  Complex i(0.0,1.0);
+  PropagatorField tmpFwd(_grid), tmpBwd(_grid), tmp(_grid);
+  unsigned int tshift = (mu == Tp) ? 1 : 0;
+  unsigned int LLt    = GridDefaultLatt()[Tp];
+
+  q_out = Zero();
+  LatticeInteger coords(_grid);
+  LatticeCoordinate(coords, Tp);
+
+  // Need q(x + mu) and q(x - mu).
+  tmp    = Cshift(q_in, mu, 1);
+  tmpFwd = tmp*lattice_cmplx;
+  tmp    = lattice_cmplx*q_in;
+  tmpBwd = Cshift(tmp, mu, -1);
+
+  auto coords_v = coords.View();
+  auto tmpFwd_v = tmpFwd.View();
+  auto tmpBwd_v = tmpBwd.View();
+  auto Umu_v    = Umu.View();
+  auto q_out_v  = q_out.View();
+
+  thread_for(sU, Umu.Grid()->oSites(), {
+
+    // Compute the sequential conserved current insertion only if our simd
+    // object contains a timeslice we need.
+    vPredicate t_mask;
+    t_mask() = ((coords_v[sU] >= tmin) && (coords_v[sU] <= tmax));
+    Integer timeSlices = Reduce(t_mask());
+
+    if (timeSlices > 0) {
+      Kernels::SeqConservedCurrentSiteFwd(tmpFwd_v[sU], 
+					  q_out_v[sU], 
+					  Umu_v, sU, mu, t_mask);
+    }
+
+    // Repeat for backward direction.
+    t_mask()     = ((coords_v[sU] >= (tmin + tshift)) && 
+		    (coords_v[sU] <= (tmax + tshift)));
+    
+    //if tmax = LLt-1 (last timeslice) include timeslice 0 if the time is shifted (mu=3)	
+    unsigned int t0 = 0;
+    if((tmax==LLt-1) && (tshift==1)) t_mask() = (t_mask() || (coords_v[sU] == t0 ));
+    
+    timeSlices = Reduce(t_mask());
+
+    if (timeSlices > 0) {
+      Kernels::SeqConservedCurrentSiteBwd(tmpBwd_v[sU], 
+					  q_out_v[sU], 
+					  Umu_v, sU, mu, t_mask);
+    }
+  });
+#else
+#endif
 }
 
 NAMESPACE_END(Grid);

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

@@ -1,574 +0,0 @@
-/*************************************************************************************
-
-    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>
-
-// enable A64FX body
-#define WILSONKERNELSASMBODYA64FX
-//#pragma message("A64FX Dslash: WilsonKernelsAsmBodyA64FX.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
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#define INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#define EXTERIOR
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-
-/////////////////////////////////////////////////////////////////
-// XYZT vectorised, dag Kernel, single
-/////////////////////////////////////////////////////////////////
-#define KERNEL_DAG
-#define INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#define INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#define EXTERIOR
-template<> void
-WilsonKernels<WilsonImplF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplFH>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplFH>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-
-// 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
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#define INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#define EXTERIOR
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-/////////////////////////////////////////////////////////////////
-// XYZT vectorised, dag Kernel, double
-/////////////////////////////////////////////////////////////////
-#define KERNEL_DAG
-#define INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#define INTERIOR
-#undef EXTERIOR
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-#undef INTERIOR_AND_EXTERIOR
-#undef INTERIOR
-#define EXTERIOR
-template<> void
-WilsonKernels<WilsonImplD>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplD>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<WilsonImplDF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-template<> void
-WilsonKernels<ZWilsonImplDF>::AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor *buf,
-						int ss,int ssU,int Ls,int Ns,const FermionFieldView &in, FermionFieldView &out)
-#if defined (WILSONKERNELSASMBODYA64FX)
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBodyA64FX.h>
-#else
-#include <qcd/action/fermion/implementation/WilsonKernelsAsmBody.h>
-#endif
-
-
-
-// undefs
-#undef WILSONKERNELSASMBODYA64FX
-#include <simd/Fujitsu_A64FX_undef.h>
-
-#endif //A64FXASM

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

@@ -1,380 +0,0 @@
-/*************************************************************************************
-
-    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 */
-#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;								                    \
-
-#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);}	    \
-      base = st.GetInfo(ptype,local,perm,NxtDir,ent,plocal); ent++;	\
-      if ( local || st.same_node[Dir] ) {				    \
-    MULT_2SPIN_1(Dir);					                    \
-    PREFETCH_CHIMU(base);                                   \
-    /* PREFETCH_GAUGE_L1(NxtDir); */                        \
-    MULT_2SPIN_2;					                        \
-    if (s == 0) {                                           \
-       if ((Dir == 0) || (Dir == 4)) { PREFETCH_GAUGE_L2(Dir); } \
-    }                                                       \
-    RECON;								                    \
-    PREFETCH_CHIMU_L2(basep);                               \
-      } else { PREFETCH_CHIMU(base); }								                    \
-
-#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
-////////////////////////////////////////////////////////////////////////////////
-// 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);					                    \
-    PREFETCH_CHIMU(base);                                   \
-    /* PREFETCH_GAUGE_L1(NxtDir); */                        \
-    MULT_2SPIN_2;					                        \
-    if (s == 0) {                                           \
-      if ((Dir == 0) || (Dir == 4)) { PREFETCH_GAUGE_L2(Dir); } \
-    }                                                       \
-    RECON;								                    \
-    nmu++;								                    \
-  }
-
-#define ASM_LEG_XP(Dir,NxtDir,PERMUTE_DIR,PROJ,RECON)	    \
-  nmu=0;								                    \
-  base = st.GetInfo(ptype,local,perm,Dir,ent,plocal); ent++;\
-  if((!local)&&(!st.same_node[Dir]) ) {					    \
-    LOAD_CHI(base);							                \
-    MULT_2SPIN_1(Dir);					                    \
-    PREFETCH_CHIMU(base);                                   \
-    /* PREFETCH_GAUGE_L1(NxtDir); */                        \
-    MULT_2SPIN_2;					                        \
-    if (s == 0) {                                           \
-      if ((Dir == 0) || (Dir == 4)) { PREFETCH_GAUGE_L2(Dir); } \
-    }                                                       \
-    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;
-    LOCK_GAUGE(0);
-#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
-
-      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
-
-      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
-
-      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];
-      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/WilsonKernelsHandGparityImplementation.h

@@ -646,7 +646,7 @@ NAMESPACE_BEGIN(Grid);
   HAND_RESULT_EXT(ss,F)
 
 #define HAND_SPECIALISE_GPARITY(IMPL)					\
-  template<> accelerator_inline void						\
+  template<> void						\
   WilsonKernels<IMPL>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
 				    int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\
@@ -662,7 +662,7 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> accelerator_inline void						\
+  template<> void						\
   WilsonKernels<IMPL>::HandDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
 				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\
@@ -678,7 +678,7 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_DAG(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> accelerator_inline void						\
+  template<> void						\
   WilsonKernels<IMPL>::HandDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
 				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\
@@ -694,7 +694,7 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_INT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> accelerator_inline void						\
+  template<> void						\
   WilsonKernels<IMPL>::HandDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
 					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\
@@ -710,7 +710,7 @@ NAMESPACE_BEGIN(Grid);
     HAND_DOP_SITE_DAG_INT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
 									\
-  template<> accelerator_inline void							\
+  template<> void							\
   WilsonKernels<IMPL>::HandDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf, \
 				       int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\
@@ -727,7 +727,7 @@ NAMESPACE_BEGIN(Grid);
     nmu = 0;								\
     HAND_DOP_SITE_EXT(1, LOAD_CHI_GPARITY,LOAD_CHIMU_GPARITY,MULT_2SPIN_GPARITY); \
   }									\
-  template<> accelerator_inline void						\
+  template<> void						\
   WilsonKernels<IMPL>::HandDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor *buf, \
 					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out) \
   {									\

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

@@ -495,7 +495,7 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
 
 NAMESPACE_BEGIN(Grid);
 
-template<class Impl> accelerator_inline void 
+template<class Impl> void 
 WilsonKernels<Impl>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
 				  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {
@@ -519,7 +519,7 @@ WilsonKernels<Impl>::HandDhopSite(StencilView &st, DoubledGaugeFieldView &U,Site
   HAND_RESULT(ss);
 }
 
-template<class Impl>  accelerator_inline
+template<class Impl>
 void WilsonKernels<Impl>::HandDhopSiteDag(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
 					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {
@@ -542,7 +542,7 @@ void WilsonKernels<Impl>::HandDhopSiteDag(StencilView &st,DoubledGaugeFieldView
   HAND_RESULT(ss);
 }
 
-template<class Impl>  accelerator_inline void 
+template<class Impl> void 
 WilsonKernels<Impl>::HandDhopSiteInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
 					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {
@@ -566,7 +566,7 @@ WilsonKernels<Impl>::HandDhopSiteInt(StencilView &st,DoubledGaugeFieldView &U,Si
   HAND_RESULT(ss);
 }
 
-template<class Impl> accelerator_inline
+template<class Impl>
 void WilsonKernels<Impl>::HandDhopSiteDagInt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
 						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {
@@ -589,7 +589,7 @@ void WilsonKernels<Impl>::HandDhopSiteDagInt(StencilView &st,DoubledGaugeFieldVi
   HAND_RESULT(ss);
 }
 
-template<class Impl>  accelerator_inline void 
+template<class Impl> void 
 WilsonKernels<Impl>::HandDhopSiteExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor  *buf,
 					  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {
@@ -614,7 +614,7 @@ WilsonKernels<Impl>::HandDhopSiteExt(StencilView &st,DoubledGaugeFieldView &U,Si
   HAND_RESULT_EXT(ss);
 }
 
-template<class Impl>  accelerator_inline
+template<class Impl>
 void WilsonKernels<Impl>::HandDhopSiteDagExt(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,
 						  int ss,int sU,const FermionFieldView &in, FermionFieldView &out)
 {

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

@@ -1,943 +0,0 @@
-    /*************************************************************************************
-
-    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/WilsonKernelsImplementation.h

@@ -39,21 +39,19 @@ NAMESPACE_BEGIN(Grid);
 // Generic implementation; move to different file?
 ////////////////////////////////////////////
 
-/*
 accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
 {
-#ifdef GRID_SIMT
+#ifdef __CUDA_ARCH__
-  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;
 }
-*/
+  
-
 #define GENERIC_STENCIL_LEG(Dir,spProj,Recon)			\
   SE = st.GetEntry(ptype, Dir, sF);				\
   if (SE->_is_local) {						\
@@ -63,10 +61,10 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
   } else {							\
     chi = coalescedRead(buf[SE->_offset],lane);			\
   }								\
-  acceleratorSynchronise();						\
+  synchronise();						\
   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) {						\
@@ -76,12 +74,12 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
   } else if ( st.same_node[Dir] ) {				\
     chi = coalescedRead(buf[SE->_offset],lane);			\
   }								\
-  acceleratorSynchronise();						\
+  synchronise();						\
   if (SE->_is_local || st.same_node[Dir] ) {			\
     Impl::multLink(Uchi, U[sU], chi, Dir, SE, st);		\
     Recon(result, Uchi);					\
   }								\
-  acceleratorSynchronise();
+  synchronise();						
 
 #define GENERIC_STENCIL_LEG_EXT(Dir,spProj,Recon)		\
   SE = st.GetEntry(ptype, Dir, sF);				\
@@ -91,7 +89,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
     Recon(result, Uchi);					\
     nmu++;							\
   }								\
-  acceleratorSynchronise();
+  synchronise();						
 
 #define GENERIC_DHOPDIR_LEG_BODY(Dir,spProj,Recon)		\
     if (SE->_is_local ) {					\
@@ -101,9 +99,9 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
     } else {							\
       chi = coalescedRead(buf[SE->_offset],lane);		\
     }								\
-    acceleratorSynchronise();					\
+    synchronise();						\
     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) {						\
@@ -114,7 +112,7 @@ accelerator_inline void get_stencil(StencilEntry * mem, StencilEntry &chip)
   ////////////////////////////////////////////////////////////////////
   // All legs kernels ; comms then compute
   ////////////////////////////////////////////////////////////////////
-template <class Impl> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U,
 					     SiteHalfSpinor *buf, int sF,
 					     int sU, const FermionFieldView &in, FermionFieldView &out)
@@ -128,7 +126,7 @@ void WilsonKernels<Impl>::GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldV
   StencilEntry *SE;
   int ptype;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
   GENERIC_STENCIL_LEG(Xp,spProjXp,spReconXp);
   GENERIC_STENCIL_LEG(Yp,spProjYp,accumReconYp);
   GENERIC_STENCIL_LEG(Zp,spProjZp,accumReconZp);
@@ -140,10 +138,10 @@ void WilsonKernels<Impl>::GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldV
   coalescedWrite(out[sF],result,lane);
 };
 
-template <class Impl> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSite(StencilView &st, DoubledGaugeFieldView &U,
 					  SiteHalfSpinor *buf, int sF,
-					  int sU, const FermionFieldView &in, FermionFieldView &out)
+					  int sU, const FermionFieldView &in, FermionFieldView &out) 
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -155,7 +153,7 @@ void WilsonKernels<Impl>::GenericDhopSite(StencilView &st, DoubledGaugeFieldView
   int ptype;
 
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
   GENERIC_STENCIL_LEG(Xm,spProjXp,spReconXp);
   GENERIC_STENCIL_LEG(Ym,spProjYp,accumReconYp);
   GENERIC_STENCIL_LEG(Zm,spProjZp,accumReconZp);
@@ -169,7 +167,7 @@ void WilsonKernels<Impl>::GenericDhopSite(StencilView &st, DoubledGaugeFieldView
   ////////////////////////////////////////////////////////////////////
   // Interior kernels
   ////////////////////////////////////////////////////////////////////
-template <class Impl> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFieldView &U,
 						SiteHalfSpinor *buf, int sF,
 						int sU, const FermionFieldView &in, FermionFieldView &out)
@@ -183,7 +181,7 @@ void WilsonKernels<Impl>::GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFi
   StencilEntry *SE;
   int ptype;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
 
   result=Zero();
   GENERIC_STENCIL_LEG_INT(Xp,spProjXp,accumReconXp);
@@ -197,15 +195,15 @@ void WilsonKernels<Impl>::GenericDhopSiteDagInt(StencilView &st,  DoubledGaugeFi
   coalescedWrite(out[sF], result,lane);
 };
 
-template <class Impl> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSiteInt(StencilView &st,  DoubledGaugeFieldView &U,
 							 SiteHalfSpinor *buf, int sF,
-							 int sU, const FermionFieldView &in, FermionFieldView &out)
+							 int sU, const FermionFieldView &in, FermionFieldView &out) 
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
 
   calcHalfSpinor chi;
   //  calcHalfSpinor *chi_p;
@@ -227,7 +225,7 @@ void WilsonKernels<Impl>::GenericDhopSiteInt(StencilView &st,  DoubledGaugeField
 ////////////////////////////////////////////////////////////////////
 // Exterior kernels
 ////////////////////////////////////////////////////////////////////
-template <class Impl> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSiteDagExt(StencilView &st,  DoubledGaugeFieldView &U,
 						SiteHalfSpinor *buf, int sF,
 						int sU, const FermionFieldView &in, FermionFieldView &out)
@@ -241,7 +239,7 @@ void WilsonKernels<Impl>::GenericDhopSiteDagExt(StencilView &st,  DoubledGaugeFi
   int ptype;
   int nmu=0;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
   result=Zero();
   GENERIC_STENCIL_LEG_EXT(Xp,spProjXp,accumReconXp);
   GENERIC_STENCIL_LEG_EXT(Yp,spProjYp,accumReconYp);
@@ -251,17 +249,17 @@ 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> accelerator_inline
+template <class Impl>
 void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeFieldView &U,
 					     SiteHalfSpinor *buf, int sF,
-					     int sU, const FermionFieldView &in, FermionFieldView &out)
+					     int sU, const FermionFieldView &in, FermionFieldView &out) 
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -272,7 +270,7 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
   int ptype;
   int nmu=0;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
   result=Zero();
   GENERIC_STENCIL_LEG_EXT(Xm,spProjXp,accumReconXp);
   GENERIC_STENCIL_LEG_EXT(Ym,spProjYp,accumReconYp);
@@ -282,7 +280,7 @@ 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);
@@ -290,7 +288,7 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
 };
 
 #define DhopDirMacro(Dir,spProj,spRecon)	\
-  template <class Impl> accelerator_inline				\
+  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) \
   {									\
@@ -302,12 +300,12 @@ void WilsonKernels<Impl>::GenericDhopSiteExt(StencilView &st,  DoubledGaugeField
   StencilEntry *SE;							\
   int ptype;								\
   const int Nsimd = SiteHalfSpinor::Nsimd();				\
-  const int lane=acceleratorSIMTlane(Nsimd);					\
+  const int lane=SIMTlane(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 +316,9 @@ DhopDirMacro(Ym,spProjYm,spReconYm);
 DhopDirMacro(Zm,spProjZm,spReconZm);
 DhopDirMacro(Tm,spProjTm,spReconTm);
 
-template <class Impl> accelerator_inline
+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)
+				    int sU, const FermionFieldView &in, FermionFieldView &out, int dir, int gamma) 
 {
   typedef decltype(coalescedRead(buf[0])) calcHalfSpinor;
   typedef decltype(coalescedRead(in[0]))  calcSpinor;
@@ -330,7 +328,7 @@ void WilsonKernels<Impl>::DhopDirK( StencilView &st, DoubledGaugeFieldView &U,Si
   StencilEntry *SE;
   int ptype;
   const int Nsimd = SiteHalfSpinor::Nsimd();
-  const int lane=acceleratorSIMTlane(Nsimd);
+  const int lane=SIMTlane(Nsimd);
 
   SE = st.GetEntry(ptype, dir, sF);
   GENERIC_DHOPDIR_LEG(Xp,spProjXp,spReconXp);
@@ -346,55 +344,54 @@ 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)
+				      int Nsite, const FermionField &in, std::vector<FermionField> &out) 
 {
-   autoView(U_v  ,U,AcceleratorRead);
+   auto U_v   = U.View();
-   autoView(in_v ,in,AcceleratorRead);
+   auto in_v  = in.View();
-   autoView(st_v ,st,AcceleratorRead);
+   auto st_v  = st.View();
 
-   autoView(out_Xm,out[0],AcceleratorWrite);
+   auto out_Xm = out[0].View();
-   autoView(out_Ym,out[1],AcceleratorWrite);
+   auto out_Ym = out[1].View();
-   autoView(out_Zm,out[2],AcceleratorWrite);
+   auto out_Zm = out[2].View();
-   autoView(out_Tm,out[3],AcceleratorWrite);
+   auto out_Tm = out[3].View();
-   autoView(out_Xp,out[4],AcceleratorWrite);
+   auto out_Xp = out[4].View();
-   autoView(out_Yp,out[5],AcceleratorWrite);
+   auto out_Yp = out[5].View();
-   autoView(out_Zp,out[6],AcceleratorWrite);
+   auto out_Zp = out[6].View();
-   autoView(out_Tp,out[7],AcceleratorWrite);
+   auto out_Tp = out[7].View();
-   auto CBp=st.CommBuf();
+
-   accelerator_for(sss,Nsite*Ls,Simd::Nsimd(),{
+   accelerator_forNB(sss,Nsite*Ls,Simd::Nsimd(),{
-      int sU=sss/Ls;
+      int sU=sss/Ls;				
-      int sF =sss;
+      int sF =sss;				
-      DhopDirXm(st_v,U_v,CBp,sF,sU,in_v,out_Xm,0);
+      DhopDirXm(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Xm,0);
-      DhopDirYm(st_v,U_v,CBp,sF,sU,in_v,out_Ym,1);
+      DhopDirYm(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Ym,1);
-      DhopDirZm(st_v,U_v,CBp,sF,sU,in_v,out_Zm,2);
+      DhopDirZm(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Zm,2);
-      DhopDirTm(st_v,U_v,CBp,sF,sU,in_v,out_Tm,3);
+      DhopDirTm(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Tm,3);
-      DhopDirXp(st_v,U_v,CBp,sF,sU,in_v,out_Xp,4);
+      DhopDirXp(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Xp,4);
-      DhopDirYp(st_v,U_v,CBp,sF,sU,in_v,out_Yp,5);
+      DhopDirYp(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Yp,5);
-      DhopDirZp(st_v,U_v,CBp,sF,sU,in_v,out_Zp,6);
+      DhopDirZp(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Zp,6);
-      DhopDirTp(st_v,U_v,CBp,sF,sU,in_v,out_Tp,7);
+      DhopDirTp(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_Tp,7);
    });
 }
 
 
 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);
 
-   autoView(U_v  ,U  ,AcceleratorRead);
+   auto U_v   = U.View();
-   autoView(in_v ,in ,AcceleratorRead);
+   auto in_v  = in.View();
-   autoView(out_v,out,AcceleratorWrite);
+   auto out_v = out.View();
-   autoView(st_v ,st ,AcceleratorRead);
+   auto st_v  = st.View();
-   auto CBp=st.CommBuf();
 #define LoopBody(Dir)				\
-   case Dir :					\
+   case Dir :			\
-     accelerator_for(ss,Nsite,Simd::Nsimd(),{	\
+     accelerator_forNB(ss,Nsite,Simd::Nsimd(),{	\
        for(int s=0;s<Ls;s++){			\
 	 int sU=ss;				\
 	 int sF = s+Ls*sU;						\
-	 DhopDir##Dir(st_v,U_v,CBp,sF,sU,in_v,out_v,dirdisp);\
+	 DhopDir##Dir(st_v,U_v,st.CommBuf(),sF,sU,in_v,out_v,dirdisp);\
        }							       \
        });							       \
      break;
@@ -414,7 +411,7 @@ void WilsonKernels<Impl>::DhopDirKernel( StencilImpl &st, DoubledGaugeField &U,S
      break;
    }
 #undef LoopBody
-}
+} 
 
 #define KERNEL_CALLNB(A) \
   const uint64_t    NN = Nsite*Ls;					\
@@ -424,7 +421,7 @@ 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(A) KERNEL_CALLNB(A); accelerator_barrier(); 
 
 #define ASM_CALL(A)							\
   thread_for( ss, Nsite, {						\
@@ -436,28 +433,28 @@ 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);
+    auto U_v   =   U.View();
-    autoView(in_v , in,AcceleratorRead);
+    auto in_v  =  in.View();
-    autoView(out_v,out,AcceleratorWrite);
+    auto out_v = out.View();
-    autoView(st_v , st,AcceleratorRead);
+    auto st_v  =  st.View();
 
-   if( interior && exterior ) {
+   if( interior && exterior ) { 
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSite); return;}
-#ifndef GRID_CUDA
+#ifndef GRID_NVCC
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSite);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSite);    return;}
 #endif
    } else if( interior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALLNB(GenericDhopSiteInt); return;}
-#ifndef GRID_CUDA
+#ifndef GRID_NVCC
      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
+#ifndef GRID_NVCC
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteExt);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSiteExt);    return;}
 #endif
@@ -467,28 +464,28 @@ 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);
+    auto U_v   = U.View();
-    autoView(in_v ,in,AcceleratorRead);
+    auto in_v  = in.View();
-    autoView(out_v,out,AcceleratorWrite);
+    auto out_v = out.View();
-    autoView(st_v ,st,AcceleratorRead);
+    auto st_v  = st.View();
 
-   if( interior && exterior ) {
+   if( interior && exterior ) { 
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSiteDag); return;}
-#ifndef GRID_CUDA
+#ifndef GRID_NVCC
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteDag);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSiteDag);     return;}
 #endif
    } else if( interior ) {
      if (Opt == WilsonKernelsStatic::OptGeneric    ) { KERNEL_CALL(GenericDhopSiteDagInt); return;}
-#ifndef GRID_CUDA
+#ifndef GRID_NVCC
      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
+#ifndef GRID_NVCC
      if (Opt == WilsonKernelsStatic::OptHandUnroll ) { KERNEL_CALL(HandDhopSiteDagExt);    return;}
      if (Opt == WilsonKernelsStatic::OptInlineAsm  ) {  ASM_CALL(AsmDhopSiteDagExt);     return;}
 #endif
@@ -496,8 +493,5 @@ void WilsonKernels<Impl>::DhopKernel(int Opt,StencilImpl &st,  DoubledGaugeField
    assert(0 && " Kernel optimisation case not covered ");
   }
 
-#undef KERNEL_CALLNB
-#undef KERNEL_CALL
-#undef ASM_CALL
-
 NAMESPACE_END(Grid);
+

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

@@ -1,36 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/ImprovedStaggeredFermion.cc
-
-Copyright (C) 2015
-
-Author: Azusa Yamaguchi, Peter Boyle
-
-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/Grid.h>
-
-NAMESPACE_BEGIN(Grid);
-
-const std::vector<int> NaiveStaggeredFermionStatic::directions({0, 1, 2, 3, 0, 1, 2, 3});
-const std::vector<int> NaiveStaggeredFermionStatic::displacements({1, 1, 1, 1, -1, -1, -1, -1});
-
-NAMESPACE_END(Grid);

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

@@ -1,37 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/NaiveStaggeredFermion.cc
-
-Copyright (C) 2015
-
-Author: Azusa Yamaguchi, Peter Boyle
-
-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/Grid.h>
-#include <Grid/qcd/action/fermion/implementation/NaiveStaggeredFermionImplementation.h>
-
-NAMESPACE_BEGIN(Grid);
-
-#include "impl.h"
-template class NaiveStaggeredFermion<IMPLEMENTATION>; 
-
-NAMESPACE_END(Grid);

Grid/qcd/action/fermion/instantiation/StaggeredImplD/NaiveStaggeredFermionInstantiationStaggeredImplD.cc

@@ -1 +0,0 @@
-../NaiveStaggeredFermionInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/StaggeredImplF/NaiveStaggeredFermionInstantiationStaggeredImplF.cc

@@ -1 +0,0 @@
-../NaiveStaggeredFermionInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/WilsonAdjImplD/WilsonKernelsInstantiationWilsonAdjImplD.cc

@@ -1,51 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
-
-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
-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>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.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>;
-
-NAMESPACE_END(Grid);

Grid/qcd/action/fermion/instantiation/WilsonAdjImplD/WilsonKernelsInstantiationWilsonAdjImplD.cc

@@ -0,0 +1 @@
+../WilsonKernelsInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/WilsonAdjImplF/WilsonKernelsInstantiationWilsonAdjImplF.cc

@@ -1,51 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
-
-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
-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>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.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>;
-
-NAMESPACE_END(Grid);

Grid/qcd/action/fermion/instantiation/WilsonAdjImplF/WilsonKernelsInstantiationWilsonAdjImplF.cc

@@ -0,0 +1 @@
+../WilsonKernelsInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/WilsonImplD/WilsonKernelsInstantiationWilsonImplD.cc

@@ -1,51 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
-
-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
-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>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.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>;
-
-NAMESPACE_END(Grid);

Grid/qcd/action/fermion/instantiation/WilsonImplD/WilsonKernelsInstantiationWilsonImplD.cc

@@ -0,0 +1 @@
+../WilsonKernelsInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/WilsonImplDF/WilsonKernelsInstantiationWilsonImplDF.cc

@@ -1,51 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
-
-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
-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>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.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>;
-
-NAMESPACE_END(Grid);

Grid/qcd/action/fermion/instantiation/WilsonImplDF/WilsonKernelsInstantiationWilsonImplDF.cc

@@ -0,0 +1 @@
+../WilsonKernelsInstantiation.cc.master

Grid/qcd/action/fermion/instantiation/WilsonImplF/WilsonKernelsInstantiationWilsonImplF.cc

@@ -1,51 +0,0 @@
-/*************************************************************************************
-
-Grid physics library, www.github.com/paboyle/Grid
-
-Source file: ./lib/qcd/action/fermion/WilsonKernels.cc
-
-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
-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>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsImplementation.h>
-#include <Grid/qcd/action/fermion/implementation/WilsonKernelsHandImplementation.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>;
-
-NAMESPACE_END(Grid);