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Emulated integer vector type for QPX and generic SIMD instruction sets.

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This commit is contained in:
Lanny91
2017-02-22 12:01:36 +00:00
parent cc773ae70c
commit 0796696733
4 changed files with 219 additions and 93 deletions
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66
tests/Test_simd.cc
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@ -180,6 +180,65 @@ void Tester(const functor &func)
assert(ok==0);
}
template<class functor>
void IntTester(const functor &func)
{
typedef Integer scal;
typedef vInteger vec;
GridSerialRNG sRNG;
sRNG.SeedRandomDevice();
int Nsimd = vec::Nsimd();
std::vector<scal> input1(Nsimd);
std::vector<scal> input2(Nsimd);
std::vector<scal> result(Nsimd);
std::vector<scal> reference(Nsimd);
std::vector<vec,alignedAllocator<vec> > buf(3);
vec & v_input1 = buf[0];
vec & v_input2 = buf[1];
vec & v_result = buf[2];
for(int i=0;i<Nsimd;i++){
input1[i] = (i + 1) * 30;
input2[i] = (i + 1) * 20;
result[i] = (i + 1) * 10;
}
merge<vec,scal>(v_input1,input1);
merge<vec,scal>(v_input2,input2);
merge<vec,scal>(v_result,result);
func(v_result,v_input1,v_input2);
for(int i=0;i<Nsimd;i++) {
func(reference[i],input1[i],input2[i]);
}
extract<vec,scal>(v_result,result);
std::cout << GridLogMessage << " " << func.name() << std::endl;
std::cout << GridLogDebug << v_input1 << std::endl;
std::cout << GridLogDebug << v_input2 << std::endl;
std::cout << GridLogDebug << v_result << std::endl;
int ok=0;
for(int i=0;i<Nsimd;i++){
if ( reference[i]-result[i] != 0){
std::cout<<GridLogMessage<< "*****" << std::endl;
std::cout<<GridLogMessage<< "["<<i<<"] "<< reference[i]-result[i] << " " <<reference[i]<< " " << result[i]<<std::endl;
ok++;
}
}
if ( ok==0 ) {
std::cout<<GridLogMessage << " OK!" <<std::endl;
}
assert(ok==0);
}
template<class reduced,class scal, class vec,class functor >
void ReductionTester(const functor &func)
@ -472,6 +531,13 @@ int main (int argc, char ** argv)
for(int r=0;r<vComplexD::Nsimd();r++){
PermTester<ComplexD,vComplexD>(funcRotate(r));
}
std::cout<<GridLogMessage << "==================================="<< std::endl;
std::cout<<GridLogMessage << "Testing vInteger "<< std::endl;
std::cout<<GridLogMessage << "==================================="<< std::endl;
IntTester(funcPlus());
IntTester(funcMinus());
IntTester(funcTimes());
Grid_finalize();
}