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Optimising

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This commit is contained in:
Peter Boyle 2018-07-28 23:46:22 +01:00
parent 65533741f7
commit 00b92a91b5
1 changed files with 7 additions and 5 deletions
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12
benchmarks/Benchmark_meson_field.cc
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@ -507,8 +507,7 @@ void sliceInnerProductMesonFieldGammaMom(std::vector< std::vector<ComplexD> > &m
for(int n=0;n<e1;n++){ for(int n=0;n<e1;n++){
for(int b=0;b<e2;b++){ for(int b=0;b<e2;b++){
int ss= so+n*stride+b; int ss= so+n*stride+b;
Vector<iSinglet<vector_type> > phase(Nmom);
for(int m=0;m<Nmom;m++) phase[m] = mom[m]._odata[ss];
for(int i=0;i<Lblock;i++){ for(int i=0;i<Lblock;i++){
@ -525,9 +524,12 @@ void sliceInnerProductMesonFieldGammaMom(std::vector< std::vector<ComplexD> > &m
}} }}
// After getting the sitewise product do the mom phase loop // After getting the sitewise product do the mom phase loop
int base = Nmom*i+Nmom*Lblock*j+Nmom*Lblock*Rblock*r;
// Trigger unroll
for ( int m=0;m<Nmom;m++){ for ( int m=0;m<Nmom;m++){
int idx = m+Nmom*i+Nmom*Lblock*j+Nmom*Lblock*Rblock*r; int idx = m+base;
lvSum[idx]=lvSum[idx]+vv*phase[m]; auto phase = mom[m]._odata[ss];
mac(&lvSum[idx],&vv,&phase);
} }
} }
@ -640,7 +642,7 @@ int main (int argc, char ** argv)
std::vector<int> mpi_layout = GridDefaultMpi(); std::vector<int> mpi_layout = GridDefaultMpi();
GridCartesian Grid(latt_size,simd_layout,mpi_layout); GridCartesian Grid(latt_size,simd_layout,mpi_layout);
int Nmom=7; const int Nmom=7;
int nt = latt_size[Tp]; int nt = latt_size[Tp];
uint64_t vol = 1; uint64_t vol = 1;
for(int d=0;d<Nd;d++){ for(int d=0;d<Nd;d++){