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/*************************************************************************************
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/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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@ -24,175 +24,173 @@ Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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*************************************************************************************/
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/* END LEGAL */
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#ifndef GRID_QCD_CAYLEY_FERMION_H
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#define GRID_QCD_CAYLEY_FERMION_H
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#include <Grid/qcd/action/fermion/WilsonFermion5D.h>
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namespace Grid {
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NAMESPACE_BEGIN(Grid);
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namespace QCD {
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template<typename T> struct switcheroo {
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static inline int iscomplex() { return 0; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return real_mult(a,b);
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}
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};
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template<> struct switcheroo<ComplexD> {
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static inline int iscomplex() { return 1; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return a*b;
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}
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};
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template<> struct switcheroo<ComplexF> {
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static inline int iscomplex() { return 1; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return a*b;
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}
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};
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template<class Impl>
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class CayleyFermion5D : public WilsonFermion5D<Impl>
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{
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public:
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INHERIT_IMPL_TYPES(Impl);
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public:
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// override multiply
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virtual RealD M (const FermionField &in, FermionField &out);
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virtual RealD Mdag (const FermionField &in, FermionField &out);
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// half checkerboard operations
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virtual void Meooe (const FermionField &in, FermionField &out);
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virtual void MeooeDag (const FermionField &in, FermionField &out);
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virtual void Mooee (const FermionField &in, FermionField &out);
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virtual void MooeeDag (const FermionField &in, FermionField &out);
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virtual void MooeeInv (const FermionField &in, FermionField &out);
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virtual void MooeeInvDag (const FermionField &in, FermionField &out);
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virtual void Meo5D (const FermionField &psi, FermionField &chi);
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virtual void M5D (const FermionField &psi, FermionField &chi);
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virtual void M5Ddag(const FermionField &psi, FermionField &chi);
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virtual void Dminus(const FermionField &psi, FermionField &chi);
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virtual void DminusDag(const FermionField &psi, FermionField &chi);
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/////////////////////////////////////////////////////
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// Instantiate different versions depending on Impl
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/////////////////////////////////////////////////////
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void M5D(const FermionField &psi,
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const FermionField &phi,
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FermionField &chi,
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std::vector<Coeff_t> &lower,
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std::vector<Coeff_t> &diag,
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std::vector<Coeff_t> &upper);
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void M5Ddag(const FermionField &psi,
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const FermionField &phi,
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FermionField &chi,
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std::vector<Coeff_t> &lower,
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std::vector<Coeff_t> &diag,
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std::vector<Coeff_t> &upper);
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void MooeeInternal(const FermionField &in, FermionField &out,int dag,int inv);
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void MooeeInternalCompute(int dag, int inv, Vector<iSinglet<Simd> > & Matp, Vector<iSinglet<Simd> > & Matm);
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void MooeeInternalAsm(const FermionField &in, FermionField &out,
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int LLs, int site,
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Vector<iSinglet<Simd> > &Matp,
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Vector<iSinglet<Simd> > &Matm);
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void MooeeInternalZAsm(const FermionField &in, FermionField &out,
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int LLs, int site,
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Vector<iSinglet<Simd> > &Matp,
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Vector<iSinglet<Simd> > &Matm);
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virtual void Instantiatable(void)=0;
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// force terms; five routines; default to Dhop on diagonal
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virtual void MDeriv (GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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virtual void MoeDeriv(GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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virtual void MeoDeriv(GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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// Efficient support for multigrid coarsening
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virtual void Mdir (const FermionField &in, FermionField &out,int dir,int disp);
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void Meooe5D (const FermionField &in, FermionField &out);
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void MeooeDag5D (const FermionField &in, FermionField &out);
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// protected:
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RealD mass;
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// Cayley form Moebius (tanh and zolotarev)
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std::vector<Coeff_t> omega;
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std::vector<Coeff_t> bs; // S dependent coeffs
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std::vector<Coeff_t> cs;
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std::vector<Coeff_t> as;
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// For preconditioning Cayley form
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std::vector<Coeff_t> bee;
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std::vector<Coeff_t> cee;
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std::vector<Coeff_t> aee;
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std::vector<Coeff_t> beo;
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std::vector<Coeff_t> ceo;
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std::vector<Coeff_t> aeo;
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// LDU factorisation of the eeoo matrix
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std::vector<Coeff_t> lee;
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std::vector<Coeff_t> leem;
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std::vector<Coeff_t> uee;
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std::vector<Coeff_t> ueem;
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std::vector<Coeff_t> dee;
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// Matrices of 5d ee inverse params
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Vector<iSinglet<Simd> > MatpInv;
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Vector<iSinglet<Simd> > MatmInv;
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Vector<iSinglet<Simd> > MatpInvDag;
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Vector<iSinglet<Simd> > MatmInvDag;
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// Constructors
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CayleyFermion5D(GaugeField &_Umu,
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GridCartesian &FiveDimGrid,
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GridRedBlackCartesian &FiveDimRedBlackGrid,
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GridCartesian &FourDimGrid,
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GridRedBlackCartesian &FourDimRedBlackGrid,
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RealD _mass,RealD _M5,const ImplParams &p= ImplParams());
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void CayleyReport(void);
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void CayleyZeroCounters(void);
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double M5Dflops;
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double M5Dcalls;
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double M5Dtime;
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double MooeeInvFlops;
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double MooeeInvCalls;
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double MooeeInvTime;
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protected:
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virtual void SetCoefficientsZolotarev(RealD zolohi,Approx::zolotarev_data *zdata,RealD b,RealD c);
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virtual void SetCoefficientsTanh(Approx::zolotarev_data *zdata,RealD b,RealD c);
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virtual void SetCoefficientsInternal(RealD zolo_hi,std::vector<Coeff_t> & gamma,RealD b,RealD c);
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};
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template<typename T> struct switcheroo {
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static inline int iscomplex() { return 0; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return real_mult(a,b);
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}
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}
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#define INSTANTIATE_DPERP(A)\
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template void CayleyFermion5D< A >::M5D(const FermionField &psi,const FermionField &phi,FermionField &chi,\
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std::vector<Coeff_t> &lower,std::vector<Coeff_t> &diag,std::vector<Coeff_t> &upper); \
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template void CayleyFermion5D< A >::M5Ddag(const FermionField &psi,const FermionField &phi,FermionField &chi,\
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std::vector<Coeff_t> &lower,std::vector<Coeff_t> &diag,std::vector<Coeff_t> &upper); \
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template void CayleyFermion5D< A >::MooeeInv (const FermionField &psi, FermionField &chi); \
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template void CayleyFermion5D< A >::MooeeInvDag (const FermionField &psi, FermionField &chi);
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};
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template<> struct switcheroo<ComplexD> {
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static inline int iscomplex() { return 1; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return a*b;
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}
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};
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template<> struct switcheroo<ComplexF> {
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static inline int iscomplex() { return 1; }
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template<class vec>
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static inline vec mult(vec a, vec b) {
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return a*b;
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}
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};
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template<class Impl>
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class CayleyFermion5D : public WilsonFermion5D<Impl>
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{
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public:
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INHERIT_IMPL_TYPES(Impl);
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public:
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// override multiply
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virtual RealD M (const FermionField &in, FermionField &out);
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virtual RealD Mdag (const FermionField &in, FermionField &out);
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// half checkerboard operations
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virtual void Meooe (const FermionField &in, FermionField &out);
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virtual void MeooeDag (const FermionField &in, FermionField &out);
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virtual void Mooee (const FermionField &in, FermionField &out);
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virtual void MooeeDag (const FermionField &in, FermionField &out);
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virtual void MooeeInv (const FermionField &in, FermionField &out);
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virtual void MooeeInvDag (const FermionField &in, FermionField &out);
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virtual void Meo5D (const FermionField &psi, FermionField &chi);
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virtual void M5D (const FermionField &psi, FermionField &chi);
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virtual void M5Ddag(const FermionField &psi, FermionField &chi);
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virtual void Dminus(const FermionField &psi, FermionField &chi);
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virtual void DminusDag(const FermionField &psi, FermionField &chi);
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/////////////////////////////////////////////////////
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// Instantiate different versions depending on Impl
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/////////////////////////////////////////////////////
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void M5D(const FermionField &psi,
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const FermionField &phi,
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FermionField &chi,
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std::vector<Coeff_t> &lower,
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std::vector<Coeff_t> &diag,
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std::vector<Coeff_t> &upper);
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void M5Ddag(const FermionField &psi,
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const FermionField &phi,
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FermionField &chi,
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std::vector<Coeff_t> &lower,
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std::vector<Coeff_t> &diag,
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std::vector<Coeff_t> &upper);
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void MooeeInternal(const FermionField &in, FermionField &out,int dag,int inv);
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void MooeeInternalCompute(int dag, int inv, Vector<iSinglet<Simd> > & Matp, Vector<iSinglet<Simd> > & Matm);
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void MooeeInternalAsm(const FermionField &in, FermionField &out,
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int LLs, int site,
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Vector<iSinglet<Simd> > &Matp,
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Vector<iSinglet<Simd> > &Matm);
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void MooeeInternalZAsm(const FermionField &in, FermionField &out,
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int LLs, int site,
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Vector<iSinglet<Simd> > &Matp,
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Vector<iSinglet<Simd> > &Matm);
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virtual void Instantiatable(void)=0;
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// force terms; five routines; default to Dhop on diagonal
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virtual void MDeriv (GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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virtual void MoeDeriv(GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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virtual void MeoDeriv(GaugeField &mat,const FermionField &U,const FermionField &V,int dag);
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// Efficient support for multigrid coarsening
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virtual void Mdir (const FermionField &in, FermionField &out,int dir,int disp);
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void Meooe5D (const FermionField &in, FermionField &out);
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void MeooeDag5D (const FermionField &in, FermionField &out);
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// protected:
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RealD mass;
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// Cayley form Moebius (tanh and zolotarev)
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std::vector<Coeff_t> omega;
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std::vector<Coeff_t> bs; // S dependent coeffs
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std::vector<Coeff_t> cs;
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std::vector<Coeff_t> as;
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// For preconditioning Cayley form
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std::vector<Coeff_t> bee;
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std::vector<Coeff_t> cee;
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std::vector<Coeff_t> aee;
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std::vector<Coeff_t> beo;
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std::vector<Coeff_t> ceo;
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std::vector<Coeff_t> aeo;
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// LDU factorisation of the eeoo matrix
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std::vector<Coeff_t> lee;
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std::vector<Coeff_t> leem;
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std::vector<Coeff_t> uee;
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std::vector<Coeff_t> ueem;
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std::vector<Coeff_t> dee;
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// Matrices of 5d ee inverse params
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Vector<iSinglet<Simd> > MatpInv;
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Vector<iSinglet<Simd> > MatmInv;
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Vector<iSinglet<Simd> > MatpInvDag;
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Vector<iSinglet<Simd> > MatmInvDag;
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// Constructors
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CayleyFermion5D(GaugeField &_Umu,
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GridCartesian &FiveDimGrid,
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GridRedBlackCartesian &FiveDimRedBlackGrid,
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GridCartesian &FourDimGrid,
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GridRedBlackCartesian &FourDimRedBlackGrid,
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RealD _mass,RealD _M5,const ImplParams &p= ImplParams());
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void CayleyReport(void);
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void CayleyZeroCounters(void);
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double M5Dflops;
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double M5Dcalls;
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double M5Dtime;
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double MooeeInvFlops;
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double MooeeInvCalls;
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double MooeeInvTime;
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protected:
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virtual void SetCoefficientsZolotarev(RealD zolohi,Approx::zolotarev_data *zdata,RealD b,RealD c);
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virtual void SetCoefficientsTanh(Approx::zolotarev_data *zdata,RealD b,RealD c);
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virtual void SetCoefficientsInternal(RealD zolo_hi,std::vector<Coeff_t> & gamma,RealD b,RealD c);
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};
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NAMESPACE_END(Grid);
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#define INSTANTIATE_DPERP(A) \
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template void CayleyFermion5D< A >::M5D(const FermionField &psi,const FermionField &phi,FermionField &chi, \
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std::vector<Coeff_t> &lower,std::vector<Coeff_t> &diag,std::vector<Coeff_t> &upper); \
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template void CayleyFermion5D< A >::M5Ddag(const FermionField &psi,const FermionField &phi,FermionField &chi, \
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std::vector<Coeff_t> &lower,std::vector<Coeff_t> &diag,std::vector<Coeff_t> &upper); \
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template void CayleyFermion5D< A >::MooeeInv (const FermionField &psi, FermionField &chi); \
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template void CayleyFermion5D< A >::MooeeInvDag (const FermionField &psi, FermionField &chi);
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#undef CAYLEY_DPERP_DENSE
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#define CAYLEY_DPERP_CACHE
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