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Merge branch 'develop' of https://github.com/paboyle/Grid into feature/staggering

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This commit is contained in:
Azusa Yamaguchi
2016-11-22 13:49:22 +00:00
parent 668ca57702 bafbac6ac4
commit 95f43d27ae
18 changed files with 902 additions and 2977 deletions
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8
lib/algorithms/iterative/ImplicitlyRestartedLanczos.h
View File

@ -1080,10 +1080,10 @@ say con = 2
**/
template<class T>
static void Lock(DenseMatrix<T> &H, ///Hess mtx
DenseMatrix<T> &Q, ///Lock Transform
T val, ///value to be locked
int con, ///number already locked
static void Lock(DenseMatrix<T> &H, // Hess mtx
DenseMatrix<T> &Q, // Lock Transform
T val, // value to be locked
int con, // number already locked
RealD small,
int dfg,
bool herm)

9
lib/simd/Grid_avx512.h
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@ -27,15 +27,6 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
//----------------------------------------------------------------------
/*! @file Grid_knc.h
@brief Optimization libraries for AVX512 instructions set for KNC
Using intrinsics
*/
// Time-stamp: <2015-06-09 14:27:28 neo>
//----------------------------------------------------------------------
#include <immintrin.h>

718
lib/simd/Grid_generic.h
View File

@ -6,8 +6,7 @@
Copyright (C) 2015
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
Author: neo <cossu@post.kek.jp>
Author: Antonin Portelli <antonin.portelli@me.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -27,133 +26,352 @@ Author: neo <cossu@post.kek.jp>
*************************************************************************************/
/* END LEGAL */
static_assert(GEN_SIMD_WIDTH % 16u == 0, "SIMD vector size is not an integer multiple of 16 bytes");
//#define VECTOR_LOOPS
// playing with compiler pragmas
#ifdef VECTOR_LOOPS
#ifdef __clang__
#define VECTOR_FOR(i, w, inc)\
_Pragma("clang loop unroll(full) vectorize(enable) interleave(enable) vectorize_width(w)")\
for (unsigned int i = 0; i < w; i += inc)
#elif defined __INTEL_COMPILER
#define VECTOR_FOR(i, w, inc)\
_Pragma("simd vectorlength(w*8)")\
for (unsigned int i = 0; i < w; i += inc)
#else
#define VECTOR_FOR(i, w, inc)\
for (unsigned int i = 0; i < w; i += inc)
#endif
#else
#define VECTOR_FOR(i, w, inc)\
for (unsigned int i = 0; i < w; i += inc)
#endif
namespace Grid {
namespace Optimization {
template<class vtype>
union uconv {
float f;
vtype v;
// type traits giving the number of elements for each vector type
template <typename T> struct W;
template <> struct W<double> {
constexpr static unsigned int c = GEN_SIMD_WIDTH/16u;
constexpr static unsigned int r = GEN_SIMD_WIDTH/8u;
};
union u128f {
float v;
float f[4];
};
union u128d {
double v;
double f[2];
template <> struct W<float> {
constexpr static unsigned int c = GEN_SIMD_WIDTH/8u;
constexpr static unsigned int r = GEN_SIMD_WIDTH/4u;
};
// SIMD vector types
template <typename T>
struct vec {
alignas(GEN_SIMD_WIDTH) T v[W<T>::r];
};
typedef vec<float> vecf;
typedef vec<double> vecd;
struct Vsplat{
//Complex float
inline u128f operator()(float a, float b){
u128f out;
out.f[0] = a;
out.f[1] = b;
out.f[2] = a;
out.f[3] = b;
// Complex
template <typename T>
inline vec<T> operator()(T a, T b){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 2)
{
out.v[i] = a;
out.v[i+1] = b;
}
return out;
}
// Real float
inline u128f operator()(float a){
u128f out;
out.f[0] = a;
out.f[1] = a;
out.f[2] = a;
out.f[3] = a;
// Real
template <typename T>
inline vec<T> operator()(T a){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 1)
{
out.v[i] = a;
}
return out;
}
//Complex double
inline u128d operator()(double a, double b){
u128d out;
out.f[0] = a;
out.f[1] = b;
return out;
}
//Real double
inline u128d operator()(double a){
u128d out;
out.f[0] = a;
out.f[1] = a;
return out;
}
//Integer
// Integer
inline int operator()(Integer a){
return a;
}
};
struct Vstore{
//Float
inline void operator()(u128f a, float* F){
memcpy(F,a.f,4*sizeof(float));
}
//Double
inline void operator()(u128d a, double* D){
memcpy(D,a.f,2*sizeof(double));
// Real
template <typename T>
inline void operator()(vec<T> a, T *D){
*((vec<T> *)D) = a;
}
//Integer
inline void operator()(int a, Integer* I){
I[0] = a;
inline void operator()(int a, Integer *I){
*I = a;
}
};
struct Vstream{
//Float
inline void operator()(float * a, u128f b){
memcpy(a,b.f,4*sizeof(float));
// Real
template <typename T>
inline void operator()(T * a, vec<T> b){
*((vec<T> *)a) = b;
}
//Double
inline void operator()(double * a, u128d b){
memcpy(a,b.f,2*sizeof(double));
}
};
struct Vset{
// Complex float
inline u128f operator()(Grid::ComplexF *a){
u128f out;
out.f[0] = a[0].real();
out.f[1] = a[0].imag();
out.f[2] = a[1].real();
out.f[3] = a[1].imag();
// Complex
template <typename T>
inline vec<T> operator()(std::complex<T> *a){
vec<T> out;
VECTOR_FOR(i, W<T>::c, 1)
{
out.v[2*i] = a[i].real();
out.v[2*i+1] = a[i].imag();
}
return out;
}
// Complex double
inline u128d operator()(Grid::ComplexD *a){
u128d out;
out.f[0] = a[0].real();
out.f[1] = a[0].imag();
return out;
}
// Real float
inline u128f operator()(float *a){
u128f out;
out.f[0] = a[0];
out.f[1] = a[1];
out.f[2] = a[2];
out.f[3] = a[3];
return out;
}
// Real double
inline u128d operator()(double *a){
u128d out;
out.f[0] = a[0];
out.f[1] = a[1];
// Real
template <typename T>
inline vec<T> operator()(T *a){
vec<T> out;
out = *((vec<T> *)a);
return out;
}
// Integer
inline int operator()(Integer *a){
return a[0];
return *a;
}
};
/////////////////////////////////////////////////////
// Arithmetic operations
/////////////////////////////////////////////////////
struct Sum{
// Complex/Real
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 1)
{
out.v[i] = a.v[i] + b.v[i];
}
return out;
}
//I nteger
inline int operator()(int a, int b){
return a + b;
}
};
struct Sub{
// Complex/Real
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 1)
{
out.v[i] = a.v[i] - b.v[i];
}
return out;
}
//Integer
inline int operator()(int a, int b){
return a-b;
}
};
struct Mult{
// Real
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 1)
{
out.v[i] = a.v[i]*b.v[i];
}
return out;
}
// Integer
inline int operator()(int a, int b){
return a*b;
}
};
#define cmul(a, b, c, i)\
c[i] = a[i]*b[i] - a[i+1]*b[i+1];\
c[i+1] = a[i]*b[i+1] + a[i+1]*b[i];
struct MultComplex{
// Complex
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::c, 1)
{
cmul(a.v, b.v, out.v, 2*i);
}
return out;
}
};
#undef cmul
struct Div{
// Real
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::r, 1)
{
out.v[i] = a.v[i]/b.v[i];
}
return out;
}
};
#define conj(a, b, i)\
b[i] = a[i];\
b[i+1] = -a[i+1];
struct Conj{
// Complex
template <typename T>
inline vec<T> operator()(vec<T> a){
vec<T> out;
VECTOR_FOR(i, W<T>::c, 1)
{
conj(a.v, out.v, 2*i);
}
return out;
}
};
#undef conj
#define timesmi(a, b, i)\
b[i] = a[i+1];\
b[i+1] = -a[i];
struct TimesMinusI{
// Complex
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::c, 1)
{
timesmi(a.v, out.v, 2*i);
}
return out;
}
};
#undef timesmi
#define timesi(a, b, i)\
b[i] = -a[i+1];\
b[i+1] = a[i];
struct TimesI{
// Complex
template <typename T>
inline vec<T> operator()(vec<T> a, vec<T> b){
vec<T> out;
VECTOR_FOR(i, W<T>::c, 1)
{
timesi(a.v, out.v, 2*i);
}
return out;
}
};
#undef timesi
//////////////////////////////////////////////
// Some Template specialization
#define perm(a, b, n, w)\
unsigned int _mask = w >> (n + 1);\
VECTOR_FOR(i, w, 1)\
{\
b[i] = a[i^_mask];\
}
#define DECL_PERMUTE_N(n)\
template <typename T>\
static inline vec<T> Permute##n(vec<T> in) {\
vec<T> out;\
perm(in.v, out.v, n, W<T>::r);\
return out;\
}
struct Permute{
DECL_PERMUTE_N(0);
DECL_PERMUTE_N(1);
DECL_PERMUTE_N(2);
DECL_PERMUTE_N(3);
};
#undef perm
#undef DECL_PERMUTE_N
#define rot(a, b, n, w)\
VECTOR_FOR(i, w, 1)\
{\
b[i] = a[(i + n)%w];\
}
struct Rotate{
template <typename T>
static inline vec<T> rotate(vec<T> in, int n){
vec<T> out;
rot(in.v, out.v, n, W<T>::r);
return out;
}
};
#undef rot
#define acc(v, a, off, step, n)\
for (unsigned int i = off; i < n; i += step)\
{\
a += v[i];\
}
template <typename Out_type, typename In_type>
struct Reduce{
//Need templated class to overload output type
@ -164,316 +382,67 @@ namespace Optimization {
return 0;
}
};
/////////////////////////////////////////////////////
// Arithmetic operations
/////////////////////////////////////////////////////
struct Sum{
//Complex/Real float
inline u128f operator()(u128f a, u128f b){
u128f out;
out.f[0] = a.f[0] + b.f[0];
out.f[1] = a.f[1] + b.f[1];
out.f[2] = a.f[2] + b.f[2];
out.f[3] = a.f[3] + b.f[3];
return out;
}
//Complex/Real double
inline u128d operator()(u128d a, u128d b){
u128d out;
out.f[0] = a.f[0] + b.f[0];
out.f[1] = a.f[1] + b.f[1];
return out;
}
//Integer
inline int operator()(int a, int b){
return a + b;
}
};
struct Sub{
//Complex/Real float
inline u128f operator()(u128f a, u128f b){
u128f out;
out.f[0] = a.f[0] - b.f[0];
out.f[1] = a.f[1] - b.f[1];
out.f[2] = a.f[2] - b.f[2];
out.f[3] = a.f[3] - b.f[3];
return out;
}
//Complex/Real double
inline u128d operator()(u128d a, u128d b){
u128d out;
out.f[0] = a.f[0] - b.f[0];
out.f[1] = a.f[1] - b.f[1];
return out;
}
//Integer
inline int operator()(int a, int b){
return a-b;
}
};
struct MultComplex{
// Complex float
inline u128f operator()(u128f a, u128f b){
u128f out;
out.f[0] = a.f[0]*b.f[0] - a.f[1]*b.f[1];
out.f[1] = a.f[0]*b.f[1] + a.f[1]*b.f[0];
out.f[2] = a.f[2]*b.f[2] - a.f[3]*b.f[3];
out.f[3] = a.f[2]*b.f[3] + a.f[3]*b.f[2];
return out;
}
// Complex double
inline u128d operator()(u128d a, u128d b){
u128d out;
out.f[0] = a.f[0]*b.f[0] - a.f[1]*b.f[1];
out.f[1] = a.f[0]*b.f[1] + a.f[1]*b.f[0];
return out;
}
};
struct Mult{
//CK: Appear unneeded
// inline float mac(float a, float b,double c){
// return 0;
// }
// inline double mac(double a, double b,double c){
// return 0;
// }
// Real float
inline u128f operator()(u128f a, u128f b){
u128f out;
out.f[0] = a.f[0]*b.f[0];
out.f[1] = a.f[1]*b.f[1];
out.f[2] = a.f[2]*b.f[2];
out.f[3] = a.f[3]*b.f[3];
return out;
}
// Real double
inline u128d operator()(u128d a, u128d b){
u128d out;
out.f[0] = a.f[0]*b.f[0];
out.f[1] = a.f[1]*b.f[1];
return out;
}
// Integer
inline int operator()(int a, int b){
return a*b;
}
};
struct Conj{
// Complex single
inline u128f operator()(u128f in){
u128f out;
out.f[0] = in.f[0];
out.f[1] = -in.f[1];
out.f[2] = in.f[2];
out.f[3] = -in.f[3];
return out;
}
// Complex double
inline u128d operator()(u128d in){
u128d out;
out.f[0] = in.f[0];
out.f[1] = -in.f[1];
return out;
}
// do not define for integer input
};
struct TimesMinusI{
//Complex single
inline u128f operator()(u128f in, u128f ret){ //note ret is ignored
u128f out;
out.f[0] = in.f[1];
out.f[1] = -in.f[0];
out.f[2] = in.f[3];
out.f[3] = -in.f[2];
return out;
}
//Complex double
inline u128d operator()(u128d in, u128d ret){
u128d out;
out.f[0] = in.f[1];
out.f[1] = -in.f[0];
return out;
}
};
struct TimesI{
//Complex single
inline u128f operator()(u128f in, u128f ret){ //note ret is ignored
u128f out;
out.f[0] = -in.f[1];
out.f[1] = in.f[0];
out.f[2] = -in.f[3];
out.f[3] = in.f[2];
return out;
}
//Complex double
inline u128d operator()(u128d in, u128d ret){
u128d out;
out.f[0] = -in.f[1];
out.f[1] = in.f[0];
return out;
}
};
//////////////////////////////////////////////
// Some Template specialization
struct Permute{
//We just have to mirror the permutes of Grid_sse4.h
static inline u128f Permute0(u128f in){ //AB CD -> CD AB
u128f out;
out.f[0] = in.f[2];
out.f[1] = in.f[3];
out.f[2] = in.f[0];
out.f[3] = in.f[1];
return out;
};
static inline u128f Permute1(u128f in){ //AB CD -> BA DC
u128f out;
out.f[0] = in.f[1];
out.f[1] = in.f[0];
out.f[2] = in.f[3];
out.f[3] = in.f[2];
return out;
};
static inline u128f Permute2(u128f in){
return in;
};
static inline u128f Permute3(u128f in){
return in;
};
static inline u128d Permute0(u128d in){ //AB -> BA
u128d out;
out.f[0] = in.f[1];
out.f[1] = in.f[0];
return out;
};
static inline u128d Permute1(u128d in){
return in;
};
static inline u128d Permute2(u128d in){
return in;
};
static inline u128d Permute3(u128d in){
return in;
};
};
template < typename vtype >
void permute(vtype &a, vtype b, int perm) {
};
struct Rotate{
static inline u128f rotate(u128f in,int n){
u128f out;
switch(n){
case 0:
out.f[0] = in.f[0];
out.f[1] = in.f[1];
out.f[2] = in.f[2];
out.f[3] = in.f[3];
break;
case 1:
out.f[0] = in.f[1];
out.f[1] = in.f[2];
out.f[2] = in.f[3];
out.f[3] = in.f[0];
break;
case 2:
out.f[0] = in.f[2];
out.f[1] = in.f[3];
out.f[2] = in.f[0];
out.f[3] = in.f[1];
break;
case 3:
out.f[0] = in.f[3];
out.f[1] = in.f[0];
out.f[2] = in.f[1];
out.f[3] = in.f[2];
break;
default: assert(0);
}
return out;
}
static inline u128d rotate(u128d in,int n){
u128d out;
switch(n){
case 0:
out.f[0] = in.f[0];
out.f[1] = in.f[1];
break;
case 1:
out.f[0] = in.f[1];
out.f[1] = in.f[0];
break;
default: assert(0);
}
return out;
}
};
//Complex float Reduce
template<>
inline Grid::ComplexF Reduce<Grid::ComplexF, u128f>::operator()(u128f in){ //2 complex
return Grid::ComplexF(in.f[0] + in.f[2], in.f[1] + in.f[3]);
template <>
inline Grid::ComplexF Reduce<Grid::ComplexF, vecf>::operator()(vecf in){
float a = 0.f, b = 0.f;
acc(in.v, a, 0, 2, W<float>::r);
acc(in.v, b, 1, 2, W<float>::r);
return Grid::ComplexF(a, b);
}
//Real float Reduce
template<>
inline Grid::RealF Reduce<Grid::RealF, u128f>::operator()(u128f in){ //4 floats
return in.f[0] + in.f[1] + in.f[2] + in.f[3];
inline Grid::RealF Reduce<Grid::RealF, vecf>::operator()(vecf in){
float a = 0.;
acc(in.v, a, 0, 1, W<float>::r);
return a;
}
//Complex double Reduce
template<>
inline Grid::ComplexD Reduce<Grid::ComplexD, u128d>::operator()(u128d in){ //1 complex
return Grid::ComplexD(in.f[0],in.f[1]);
inline Grid::ComplexD Reduce<Grid::ComplexD, vecd>::operator()(vecd in){
double a = 0., b = 0.;
acc(in.v, a, 0, 2, W<double>::r);
acc(in.v, b, 1, 2, W<double>::r);
return Grid::ComplexD(a, b);
}
//Real double Reduce
template<>
inline Grid::RealD Reduce<Grid::RealD, u128d>::operator()(u128d in){ //2 doubles
return in.f[0] + in.f[1];
inline Grid::RealD Reduce<Grid::RealD, vecd>::operator()(vecd in){
double a = 0.f;
acc(in.v, a, 0, 1, W<double>::r);
return a;
}
//Integer Reduce
template<>
inline Integer Reduce<Integer, int>::operator()(int in){
// FIXME unimplemented
printf("Reduce : Missing integer implementation -> FIX\n");
assert(0);
return in;
}
}
//////////////////////////////////////////////////////////////////////////////////////
// Here assign types
typedef Optimization::u128f SIMD_Ftype; // Single precision type
typedef Optimization::u128d SIMD_Dtype; // Double precision type
typedef Optimization::vecf SIMD_Ftype; // Single precision type
typedef Optimization::vecd SIMD_Dtype; // Double precision type
typedef int SIMD_Itype; // Integer type
// prefetch utilities
inline void v_prefetch0(int size, const char *ptr){};
inline void prefetch_HINT_T0(const char *ptr){};
// Gpermute function
template < typename VectorSIMD >
inline void Gpermute(VectorSIMD &y,const VectorSIMD &b, int perm ) {
Optimization::permute(y.v,b.v,perm);
}
// Function name aliases
typedef Optimization::Vsplat VsplatSIMD;
typedef Optimization::Vstore VstoreSIMD;
@ -481,16 +450,13 @@ namespace Optimization {
typedef Optimization::Vstream VstreamSIMD;
template <typename S, typename T> using ReduceSIMD = Optimization::Reduce<S,T>;
// Arithmetic operations
typedef Optimization::Sum SumSIMD;
typedef Optimization::Sub SubSIMD;
typedef Optimization::Div DivSIMD;
typedef Optimization::Mult MultSIMD;
typedef Optimization::MultComplex MultComplexSIMD;
typedef Optimization::Conj ConjSIMD;
typedef Optimization::TimesMinusI TimesMinusISIMD;
typedef Optimization::TimesI TimesISIMD;
}

8
lib/simd/Grid_imci.h
View File

@ -26,14 +26,6 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
//----------------------------------------------------------------------
/*! @file Grid_knc.h
@brief Optimization libraries for AVX512 instructions set for KNC
Using intrinsics
*/
// Time-stamp: <2015-06-09 14:27:28 neo>
//----------------------------------------------------------------------
#include <immintrin.h>
#include <zmmintrin.h>

2
lib/simd/Grid_vector_types.h
View File

@ -38,7 +38,7 @@ directory
#ifndef GRID_VECTOR_TYPES
#define GRID_VECTOR_TYPES
#ifdef GENERIC_VEC
#ifdef GEN
#include "Grid_generic.h"
#endif
#ifdef SSE4