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More NEON functionalities

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This commit is contained in:
neo 2015-07-21 11:52:15 +09:00
parent c431816393
commit ab916d80fd
10 changed files with 88 additions and 87 deletions
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6
configure vendored
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@ -6712,10 +6712,10 @@ $as_echo "#define AVX512 1" >>confdefs.h
supported="cross compilation"
;;
NEONv7)
echo Configuring for experimental ARMv7 support
NEONv8)
echo Configuring for experimental ARMv8a support
$as_echo "#define NEONv7 1" >>confdefs.h
$as_echo "#define NEONv8 1" >>confdefs.h
supported="cross compilation"
;;

8
configure.ac
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@ -3,7 +3,7 @@
#
# Project Grid package
#
# Time-stamp: <2015-06-09 15:26:39 neo>
# Time-stamp: <2015-07-10 17:46:21 neo>
AC_PREREQ([2.63])
AC_INIT([Grid], [1.0], [paboyle@ph.ed.ac.uk])
@ -106,9 +106,9 @@ case ${ac_SIMD} in
AC_DEFINE([AVX512],[1],[AVX512 Intrinsics for Knights Corner] )
supported="cross compilation"
;;
NEONv7)
echo Configuring for experimental ARMv7 support
AC_DEFINE([NEONv7],[1],[NEON ARMv7 Experimental support ] )
NEONv8)
echo Configuring for experimental ARMv8a support
AC_DEFINE([NEONv8],[1],[NEON ARMv8 Experimental support ] )
supported="cross compilation"
;;
DEBUG)

4
lib/GridConfig.h.in
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@ -119,8 +119,8 @@
/* Define to 1 if you have the <unistd.h> header file. */
#undef HAVE_UNISTD_H
/* NEON ARMv7 Experimental support */
#undef NEONv7
/* NEON ARMv8 Experimental support */
#undef NEONv8
/* Name of package */
#undef PACKAGE

3
lib/qcd/action/gauge/WilsonGaugeAction.h
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@ -7,7 +7,7 @@ namespace Grid{
////////////////////////////////////////////////////////////////////////
// Wilson Gauge Action .. should I template the Nc etc..
////////////////////////////////////////////////////////////////////////
template<class GaugeField,class MatrixField>
template<class GaugeField, class MatrixField>
class WilsonGaugeAction : public Action<GaugeField> {
private:
RealD beta;
@ -23,7 +23,6 @@ namespace Grid{
return beta*(1.0 -plaq)*(Nd*(Nd-1.0))*vol*0.5;
};
virtual void deriv(const GaugeField &U,GaugeField & dSdU) {
//not optimal implementation FIXME
//extend Ta to include Lorentz indexes
RealD factor = 0.5*beta/RealD(Nc);

1
lib/qcd/utils/WilsonLoops.h
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@ -7,7 +7,6 @@ namespace QCD {
template<class GaugeMat,class GaugeLorentz>
class WilsonLoops {
public:
//////////////////////////////////////////////////
// directed plaquette oriented in mu,nu plane
//////////////////////////////////////////////////

93
lib/simd/Grid_neon.h
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@ -1,14 +1,16 @@
//----------------------------------------------------------------------
/*! @file Grid_sse4.h
@brief Optimization libraries for NEON (ARM) instructions set ARMv7
@brief Optimization libraries for NEON (ARM) instructions set ARMv8
Experimental - Using intrinsics - DEVELOPING!
*/
// Time-stamp: <2015-06-09 15:25:40 neo>
// Time-stamp: <2015-07-10 17:45:09 neo>
//----------------------------------------------------------------------
#include <arm_neon.h>
// ARMv8 supports double precision
namespace Optimization {
template<class vtype>
@ -22,50 +24,47 @@ namespace Optimization {
float f[4];
};
union u128d {
float32x4_t v;
float f[4];
float64x2_t v;
double f[4];
};
struct Vsplat{
//Complex float
inline float32x4_t operator()(float a, float b){
float32x4_t foo;
return foo;
float tmp[4]={a,b,a,b};
return vld1q_f32(tmp);
}
// Real float
inline float32x4_t operator()(float a){
float32x4_t foo;
return foo;
return vld1q_dup_f32(&a);
}
//Complex double
inline float32x4_t operator()(double a, double b){
float32x4_t foo;
return foo;
float tmp[4]={(float)a,(float)b,(float)a,(float)b};
return vld1q_f32(tmp);
}
//Real double
inline float32x4_t operator()(double a){
float32x4_t foo;
return foo;
return vld1q_dup_f32(&a);
}
//Integer
inline uint32x4_t operator()(Integer a){
uint32x4_t foo;
return foo;
return vld1q_dup_u32(&a);
}
};
struct Vstore{
//Float
inline void operator()(float32x4_t a, float* F){
vst1q_f32(F, a);
}
//Double
inline void operator()(float32x4_t a, double* D){
vst1q_f32((float*)D, a);
}
//Integer
inline void operator()(uint32x4_t a, Integer* I){
vst1q_u32(I, a);
}
};
@ -130,36 +129,30 @@ namespace Optimization {
struct Sum{
//Complex/Real float
inline float32x4_t operator()(float32x4_t a, float32x4_t b){
float32x4_t foo;
return foo;
return vaddq_f32(a,b);
}
//Complex/Real double
//inline float32x4_t operator()(float32x4_t a, float32x4_t b){
// float32x4_t foo;
// return foo;
//}
inline float64x2_t operator()(float64x2_t a, float64x2_t b){
return vaddq_f64(a,b);
}
//Integer
inline uint32x4_t operator()(uint32x4_t a, uint32x4_t b){
uint32x4_t foo;
return foo;
return vaddq_u32(a,b);
}
};
struct Sub{
//Complex/Real float
inline float32x4_t operator()(float32x4_t a, float32x4_t b){
float32x4_t foo;
return foo;
return vsubq_f32(a,b);
}
//Complex/Real double
//inline float32x4_t operator()(float32x4_t a, float32x4_t b){
// float32x4_t foo;
// return foo;
//}
inline float64x2_t operator()(float64x2_t a, float64x2_t b){
return vsubq_f64(a,b);
}
//Integer
inline uint32x4_t operator()(uint32x4_t a, uint32x4_t b){
uint32x4_t foo;
return foo;
return vsubq_u32(a,b);
}
};
@ -170,24 +163,24 @@ namespace Optimization {
return foo;
}
// Complex double
//inline float32x4_t operator()(float32x4_t a, float32x4_t b){
// float32x4_t foo;
// return foo;
//}
inline float64x2_t operator()(float64x2_t a, float64x2_t b){
float32x4_t foo;
return foo;
}
};
struct Mult{
// Real float
inline float32x4_t operator()(float32x4_t a, float32x4_t b){
return a;
return vmulq_f32(a,b);
}
// Real double
//inline float32x4_t operator()(float32x4_t a, float32x4_t b){
// return 0;
//}
inline float64x2_t operator()(float64x2_t a, float64x2_t b){
return vmulq_f64(a,b);
}
// Integer
inline uint32x4_t operator()(uint32x4_t a, uint32x4_t b){
return a;
return vmulq_u32(a,b);
}
};
@ -219,6 +212,7 @@ namespace Optimization {
struct TimesI{
//Complex single
inline float32x4_t operator()(float32x4_t in, float32x4_t ret){
//need shuffle
return in;
}
//Complex double
@ -242,20 +236,25 @@ namespace Optimization {
//Real float Reduce
template<>
inline Grid::RealF Reduce<Grid::RealF, float32x4_t>::operator()(float32x4_t in){
return 0;
float32x2_t high = vget_high_f32(in);
float32x2_t low = vget_low_f32(in);
float32x2_t tmp = vadd_f32(low, high);
float32x2_t sum = vpadd_f32(tmp, tmp);
return vget_lane_f32(sum,0);
}
//Complex double Reduce
template<>
inline Grid::ComplexD Reduce<Grid::ComplexD, float32x4_t>::operator()(float32x4_t in){
inline Grid::ComplexD Reduce<Grid::ComplexD, float64x2_t>::operator()(float64x2_t in){
return 0;
}
//Real double Reduce
template<>
inline Grid::RealD Reduce<Grid::RealD, float32x4_t>::operator()(float32x4_t in){
return 0;
inline Grid::RealD Reduce<Grid::RealD, float64x2_t>::operator()(float64x2_t in){
float64x2_t sum = vpaddq_f64(in, in);
return vgetq_lane_f64(sum,0);
}
//Integer Reduce
@ -272,7 +271,7 @@ namespace Optimization {
namespace Grid {
typedef float32x4_t SIMD_Ftype; // Single precision type
typedef float32x4_t SIMD_Dtype; // Double precision type - no double on ARMv7
typedef float64x2_t SIMD_Dtype; // Double precision type
typedef uint32x4_t SIMD_Itype; // Integer type
inline void v_prefetch0(int size, const char *ptr){}; // prefetch utilities

4
lib/simd/Grid_vector_types.h
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@ -2,7 +2,7 @@
/*! @file Grid_vector_types.h
@brief Defines templated class Grid_simd to deal with inner vector types
*/
// Time-stamp: <2015-06-09 15:00:47 neo>
// Time-stamp: <2015-07-10 17:45:33 neo>
//---------------------------------------------------------------------------
#ifndef GRID_VECTOR_TYPES
#define GRID_VECTOR_TYPES
@ -22,7 +22,7 @@
#if defined QPX
#include "Grid_qpx.h"
#endif
#ifdef NEONv7
#ifdef NEONv8
#include "Grid_neon.h"
#endif

3
scripts/arm_configure.experimental_cortex57 Normal file
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@ -0,0 +1,3 @@
#./configure --host=arm-linux-gnueabihf CXX=clang++-3.5 CXXFLAGS='-std=c++11 -O3 -target arm-linux-gnueabihf -I/usr/arm-linux-gnueabihf/include/ -I/home/neo/Codes/gmp6.0/gmp-arm/include/ -I/usr/lib/llvm-3.5/lib/clang/3.5.0/include/ -L/home/neo/Codes/gmp6.0/gmp-arm/lib/ -I/home/neo/Codes/mpfr3.1.2/mpfr-arm/include/ -L/home/neo/Codes/mpfr3.1.2/mpfr-arm/lib/ -static -mcpu=cortex-a57' --enable-simd=NEONv7
./configure --host=aarch64-linux-gnu CXX=clang++-3.5 CXXFLAGS='-std=c++11 -O3 -target aarch64-linux-gnu -static -I/home/neo/Codes/gmp6.0/gmp-armv8/include/ -L/home/neo/Codes/gmp6.0/gmp-armv8/lib/ -I/home/neo/Codes/mpfr3.1.2/mpfr-armv8/include/ -L/home/neo/Codes/mpfr3.1.2/mpfr-armv8/lib/ -I/usr/aarch64-linux-gnu/include/ -I/usr/aarch64-linux-gnu/include/c++/4.8.2/aarch64-linux-gnu/' --enable-simd=NEONv7

4
tests/Test_hmc_WilsonGauge.cc
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@ -24,13 +24,13 @@ int main (int argc, char ** argv)
GridCartesian Fine(latt_size,simd_layout,mpi_layout);
GridParallelRNG pRNG(&Fine);
pRNG.SeedRandomDevice();
LatticeLorentzColourMatrix U(&Fine);
LatticeGaugeField U(&Fine);
SU3::HotConfiguration(pRNG, U);
// simplify template declaration? Strip the lorentz from the second template
WilsonGaugeAction<LatticeLorentzColourMatrix, LatticeColourMatrix> Waction(6.0);
WilsonGaugeAction<LatticeGaugeField, LatticeColourMatrix> Waction(6.0);
//Collect actions
ActionLevel Level1;

49
tests/Test_simd.cc
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@ -194,6 +194,31 @@ int main (int argc, char ** argv)
// Insist that operations on random scalars gives
// identical results to on vectors.
std::cout << "==================================="<< std::endl;
std::cout << "Testing vRealF "<<std::endl;
std::cout << "==================================="<< std::endl;
Tester<RealF,vRealF>(funcPlus());
Tester<RealF,vRealF>(funcMinus());
Tester<RealF,vRealF>(funcTimes());
Tester<RealF,vRealF>(funcAdj());
Tester<RealF,vRealF>(funcConj());
Tester<RealF,vRealF>(funcInnerProduct());
ReductionTester<RealF,RealF,vRealF>(funcReduce());
std::cout << "==================================="<< std::endl;
std::cout << "Testing vRealD "<<std::endl;
std::cout << "==================================="<< std::endl;
Tester<RealD,vRealD>(funcPlus());
Tester<RealD,vRealD>(funcMinus());
Tester<RealD,vRealD>(funcTimes());
Tester<RealD,vRealD>(funcAdj());
Tester<RealD,vRealD>(funcConj());
Tester<RealD,vRealD>(funcInnerProduct());
ReductionTester<RealD,RealD,vRealD>(funcReduce());
std::cout << "==================================="<< std::endl;
std::cout << "Testing vComplexF "<<std::endl;
std::cout << "==================================="<< std::endl;
@ -223,30 +248,6 @@ int main (int argc, char ** argv)
Tester<ComplexD,vComplexD>(funcInnerProduct());
ReductionTester<ComplexD,ComplexD,vComplexD>(funcReduce());
std::cout << "==================================="<< std::endl;
std::cout << "Testing vRealF "<<std::endl;
std::cout << "==================================="<< std::endl;
Tester<RealF,vRealF>(funcPlus());
Tester<RealF,vRealF>(funcMinus());
Tester<RealF,vRealF>(funcTimes());
Tester<RealF,vRealF>(funcAdj());
Tester<RealF,vRealF>(funcConj());
Tester<RealF,vRealF>(funcInnerProduct());
ReductionTester<RealF,RealF,vRealF>(funcReduce());
std::cout << "==================================="<< std::endl;
std::cout << "Testing vRealD "<<std::endl;
std::cout << "==================================="<< std::endl;
Tester<RealD,vRealD>(funcPlus());
Tester<RealD,vRealD>(funcMinus());
Tester<RealD,vRealD>(funcTimes());
Tester<RealD,vRealD>(funcAdj());
Tester<RealD,vRealD>(funcConj());
Tester<RealD,vRealD>(funcInnerProduct());
ReductionTester<RealD,RealD,vRealD>(funcReduce());
Grid_finalize();
}