mirror of
https://github.com/paboyle/Grid.git
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145 lines
7.8 KiB
C++
145 lines
7.8 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./lib/qcd/action/fermion/WilsonKernels.h
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Copyright (C) 2015
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Author: Peter Boyle <pabobyle@ph.ed.ac.uk>
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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Author: paboyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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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
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directory
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*************************************************************************************/
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/* END LEGAL */
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#pragma once
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NAMESPACE_BEGIN(Grid);
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Helper routines that implement Wilson stencil for a single site.
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// Common to both the WilsonFermion and WilsonFermion5D
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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class WilsonKernelsStatic {
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public:
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enum { OptGeneric, OptHandUnroll, OptInlineAsm };
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enum { CommsAndCompute, CommsThenCompute };
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static int Opt;
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static int Comms;
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};
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template<class Impl> class WilsonKernels : public FermionOperator<Impl> , public WilsonKernelsStatic {
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public:
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INHERIT_IMPL_TYPES(Impl);
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typedef FermionOperator<Impl> Base;
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public:
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static void DhopKernel(int Opt,StencilImpl &st, DoubledGaugeField &U, SiteHalfSpinor * buf,
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int Ls, int Nsite, const FermionField &in, FermionField &out,
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int interior=1,int exterior=1) ;
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static void DhopDagKernel(int Opt,StencilImpl &st, DoubledGaugeField &U, SiteHalfSpinor * buf,
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int Ls, int Nsite, const FermionField &in, FermionField &out,
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int interior=1,int exterior=1) ;
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static void DhopDirAll( StencilImpl &st, DoubledGaugeField &U,SiteHalfSpinor *buf, int Ls,
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int Nsite, const FermionField &in, std::vector<FermionField> &out) ;
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static void DhopDirKernel(StencilImpl &st, DoubledGaugeField &U,SiteHalfSpinor * buf,
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int Ls, int Nsite, const FermionField &in, FermionField &out, int dirdisp, int gamma);
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private:
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static accelerator_inline void DhopDirK(StencilView &st, DoubledGaugeFieldView &U,SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out, int dirdisp, int gamma);
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static accelerator_inline void DhopDirXp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirYp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirZp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirTp(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirXm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirYm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirZm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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static accelerator_inline void DhopDirTm(StencilView &st,DoubledGaugeFieldView &U,SiteHalfSpinor *buf,int sF,int sU,const FermionFieldView &in,FermionFieldView &out,int dirdisp);
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// Specialised variants
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static accelerator void GenericDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void GenericDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void GenericDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void GenericDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void GenericDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void GenericDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static void AsmDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
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static void AsmDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
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static void AsmDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
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static void AsmDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
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static void AsmDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in,FermionFieldView &out);
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static void AsmDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, int Ls, int Nsite, const FermionFieldView &in, FermionFieldView &out);
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// Keep Hand unrolled temporarily
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static accelerator void HandDhopSite(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void HandDhopSiteDag(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void HandDhopSiteInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void HandDhopSiteDagInt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void HandDhopSiteExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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static accelerator void HandDhopSiteDagExt(StencilView &st, DoubledGaugeFieldView &U, SiteHalfSpinor * buf,
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int sF, int sU, const FermionFieldView &in, FermionFieldView &out);
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public:
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WilsonKernels(const ImplParams &p = ImplParams()) : Base(p){};
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};
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NAMESPACE_END(Grid);
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