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core-nt-store.h
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core-nt-store.h
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/*
* Copyright (C) 2022-2024 Colin Ian King
*
* 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 the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef CORE_NT_STORE_H
#define CORE_NT_STORE_H
#include "core-arch.h"
#if defined(HAVE_IMMINTRIN_H)
#include <immintrin.h>
#endif
#if defined(HAVE_XMMINTRIN_H) && \
defined(__SSE__)
#include <xmmintrin.h>
#endif
/* Non-temporal store writes */
/*
* 128 bit non-temporal stores
*/
#if defined(HAVE_INT128_T) && \
defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_NONTEMPORAL_STORE)
/* Clang non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store128(__uint128_t *addr, register __uint128_t value)
{
__builtin_nontemporal_store(value, addr);
}
#define HAVE_NT_STORE128
#elif defined(HAVE_XMMINTRIN_H) && \
defined(__SSE__) && \
defined(HAVE_INT128_T) && \
defined(HAVE_V2DI) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_IA32_MOVNTDQ)
/* gcc x86 non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store128(__uint128_t *addr, register __uint128_t value)
{
__builtin_ia32_movntdq((__v2di *)addr, (__v2di)value);
}
#define HAVE_NT_STORE128
#elif defined(HAVE_IMMINTRIN_H) && \
defined(HAVE_INT128_T) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_MM_STREAM_SI128)
/* icc x86 non-temportal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store128(__uint128_t *addr, register __uint128_t value)
{
_mm_stream_si128((__m128i *)addr, (__m128i)value);
}
#define HAVE_NT_STORE128
#endif
/*
* 64 bit non-temporal stores
*/
#if defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_NONTEMPORAL_STORE)
/* Clang non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store64(uint64_t *addr, register uint64_t value)
{
__builtin_nontemporal_store(value, addr);
}
#define HAVE_NT_STORE64
#elif defined(HAVE_XMMINTRIN_H) && \
defined(__SSE__) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_IA32_MOVNTI64)
/* gcc x86 non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store64(uint64_t *addr, register uint64_t value)
{
__builtin_ia32_movnti64((long long int *)addr, (long long int)value);
}
#define HAVE_NT_STORE64
#elif defined(HAVE_IMMINTRIN_H) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_MM_STREAM_SI64)
/* icc x86 non-temportal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store64(uint64_t *addr, register uint64_t value)
{
_mm_stream_si64((__int64 *)addr, (__int64)value);
}
#define HAVE_NT_STORE64
#endif
/*
* 32 bit non-temporal stores
*/
#if defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_NONTEMPORAL_STORE)
/* Clang non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store32(uint32_t *addr, register uint32_t value)
{
__builtin_nontemporal_store(value, addr);
}
#define HAVE_NT_STORE32
#elif defined(HAVE_XMMINTRIN_H) && \
defined(__SSE__) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_IA32_MOVNTI)
/* gcc x86 non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store32(uint32_t *addr, register uint32_t value)
{
__builtin_ia32_movnti((int *)addr, value);
}
#define HAVE_NT_STORE32
#elif defined(HAVE_IMMINTRIN_H) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_MM_STREAM_SI64)
/* icc x86 non-temportal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store32(uint32_t *addr, register uint32_t value)
{
_mm_stream_si32((int *)addr, (int)value);
}
#define HAVE_NT_STORE32
#endif
/*
* double precision float non-temporal stores
*/
#if defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_NONTEMPORAL_STORE)
/* Clang non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store_double(double *addr, register double value)
{
__builtin_nontemporal_store(value, addr);
}
#define HAVE_NT_STORE_DOUBLE
#elif defined(HAVE_XMMINTRIN_H) && \
defined(__SSE__) && \
defined(STRESS_ARCH_X86_64) && \
defined(HAVE_BUILTIN_SUPPORTS) && \
defined(HAVE_BUILTIN_IA32_MOVNTI64)
/* gcc x86 non-temporal stores */
static inline void ALWAYS_INLINE OPTIMIZE3 stress_nt_store_double(double *addr, double value)
{
if (sizeof(double) == sizeof(uint64_t)) {
union alias {
uint64_t u;
double d;
};
__builtin_ia32_movnti64((long long int *)addr, ((union alias)value).u);
} else {
*addr = value;
}
}
#define HAVE_NT_STORE_DOUBLE
#endif
#endif