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QPX Integer reduction (+ integer reduction test)

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This commit is contained in:
Lanny91 2017-06-14 10:55:10 +01:00
parent 2ad54c5a02
commit 735cbdb983
2 changed files with 52 additions and 6 deletions
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11
lib/simd/Grid_qpx.h
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@ -540,10 +540,13 @@ namespace Optimization {
//Integer Reduce
template<>
inline Integer Reduce<Integer, int>::operator()(int in){
// FIXME unimplemented
printf("Reduce : Missing integer implementation -> FIX\n");
assert(0);
inline Integer Reduce<Integer, veci>::operator()(veci in){
Integer a = 0;
for (unsigned int i = 0; i < W<Integer>::r; ++i)
{
a += in.v[i];
}
return a;
}
}

47
tests/Test_simd.cc
View File

@ -183,8 +183,6 @@ void IntTester(const functor &func)
{
typedef Integer scal;
typedef vInteger vec;
GridSerialRNG sRNG;
sRNG.SeedFixedIntegers(std::vector<int>({45,12,81,9}));
int Nsimd = vec::Nsimd();
@ -287,6 +285,50 @@ void ReductionTester(const functor &func)
}
template<class reduced,class scal, class vec,class functor >
void IntReductionTester(const functor &func)
{
int Nsimd = vec::Nsimd();
std::vector<scal> input1(Nsimd);
std::vector<scal> input2(Nsimd);
reduced result(0);
reduced reference(0);
reduced tmp;
std::vector<vec,alignedAllocator<vec> > buf(3);
vec & v_input1 = buf[0];
vec & v_input2 = buf[1];
for(int i=0;i<Nsimd;i++){
input1[i] = (i + 1) * 30;
input2[i] = (i + 1) * 20;
}
merge<vec,scal>(v_input1,input1);
merge<vec,scal>(v_input2,input2);
func.template vfunc<reduced,vec>(result,v_input1,v_input2);
for(int i=0;i<Nsimd;i++) {
func.template sfunc<reduced,scal>(tmp,input1[i],input2[i]);
reference+=tmp;
}
std::cout<<GridLogMessage << " " << func.name()<<std::endl;
int ok=0;
if ( reference-result != 0 ){
std::cout<<GridLogMessage<< "*****" << std::endl;
std::cout<<GridLogMessage<< reference-result << " " <<reference<< " " << result<<std::endl;
ok++;
}
if ( ok==0 ) {
std::cout<<GridLogMessage << " OK!" <<std::endl;
}
assert(ok==0);
}
class funcPermute {
public:
@ -691,6 +733,7 @@ int main (int argc, char ** argv)
IntTester(funcPlus());
IntTester(funcMinus());
IntTester(funcTimes());
IntReductionTester<Integer, Integer, vInteger>(funcReduce());
std::cout<<GridLogMessage << "==================================="<< std::endl;
std::cout<<GridLogMessage << "Testing precisionChange "<< std::endl;