162 lines
6.1 KiB
C
162 lines
6.1 KiB
C
|
/*
|
||
|
|
Simple DirectMedia Layer
|
||
|
|
Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
|
||
|
|
|
||
|
|
This software is provided 'as-is', without any express or implied
|
||
|
|
warranty. In no event will the authors be held liable for any damages
|
||
|
|
arising from the use of this software.
|
||
|
|
|
||
|
|
Permission is granted to anyone to use this software for any purpose,
|
||
|
|
including commercial applications, and to alter it and redistribute it
|
||
|
|
freely, subject to the following restrictions:
|
||
|
|
|
||
|
|
1. The origin of this software must not be misrepresented; you must not
|
||
|
|
claim that you wrote the original software. If you use this software
|
||
|
|
in a product, an acknowledgment in the product documentation would be
|
||
|
|
appreciated but is not required.
|
||
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
||
|
|
misrepresented as being the original software.
|
||
|
|
3. This notice may not be removed or altered from any source distribution.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* \file SDL_intrin.h
|
||
|
|
*
|
||
|
|
* \brief Header file for CPU intrinsics for SDL
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef SDL_intrin_h_
|
||
|
|
#define SDL_intrin_h_
|
||
|
|
|
||
|
|
#include <SDL3/SDL_stdinc.h>
|
||
|
|
|
||
|
|
/* Need to do this here because intrin.h has C++ code in it */
|
||
|
|
/* Visual Studio 2005 has a bug where intrin.h conflicts with winnt.h */
|
||
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1500) && (defined(_M_IX86) || defined(_M_X64))
|
||
|
|
#ifdef __clang__
|
||
|
|
/* As of Clang 11, '_m_prefetchw' is conflicting with the winnt.h's version,
|
||
|
|
so we define the needed '_m_prefetch' here as a pseudo-header, until the issue is fixed. */
|
||
|
|
#ifndef __PRFCHWINTRIN_H
|
||
|
|
#define __PRFCHWINTRIN_H
|
||
|
|
static __inline__ void __attribute__((__always_inline__, __nodebug__))
|
||
|
|
_m_prefetch(void *__P)
|
||
|
|
{
|
||
|
|
__builtin_prefetch (__P, 0, 3 /* _MM_HINT_T0 */);
|
||
|
|
}
|
||
|
|
#endif /* __PRFCHWINTRIN_H */
|
||
|
|
#endif /* __clang__ */
|
||
|
|
#include <intrin.h>
|
||
|
|
|
||
|
|
#elif defined(__MINGW64_VERSION_MAJOR)
|
||
|
|
#include <intrin.h>
|
||
|
|
#if defined(__ARM_NEON) && !defined(SDL_DISABLE_NEON)
|
||
|
|
# define SDL_NEON_INTRINSICS 1
|
||
|
|
# include <arm_neon.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#else
|
||
|
|
/* altivec.h redefining bool causes a number of problems, see bugs 3993 and 4392, so you need to explicitly define SDL_ENABLE_ALTIVEC to have it included. */
|
||
|
|
#if defined(__ALTIVEC__) && defined(SDL_ENABLE_ALTIVEC)
|
||
|
|
#define SDL_ALTIVEC_INTRINSICS 1
|
||
|
|
#include <altivec.h>
|
||
|
|
#endif
|
||
|
|
#ifndef SDL_DISABLE_NEON
|
||
|
|
# ifdef __ARM_NEON
|
||
|
|
# define SDL_NEON_INTRINSICS 1
|
||
|
|
# include <arm_neon.h>
|
||
|
|
# elif defined(__WINDOWS__) || defined(__WINRT__) || defined(__GDK__)
|
||
|
|
/* Visual Studio doesn't define __ARM_ARCH, but _M_ARM (if set, always 7), and _M_ARM64 (if set, always 1). */
|
||
|
|
# ifdef _M_ARM
|
||
|
|
# define SDL_NEON_INTRINSICS 1
|
||
|
|
# include <armintr.h>
|
||
|
|
# include <arm_neon.h>
|
||
|
|
# define __ARM_NEON 1 /* Set __ARM_NEON so that it can be used elsewhere, at compile time */
|
||
|
|
# endif
|
||
|
|
# if defined (_M_ARM64)
|
||
|
|
# define SDL_NEON_INTRINSICS 1
|
||
|
|
# include <arm64intr.h>
|
||
|
|
# include <arm64_neon.h>
|
||
|
|
# define __ARM_NEON 1 /* Set __ARM_NEON so that it can be used elsewhere, at compile time */
|
||
|
|
# define __ARM_ARCH 8
|
||
|
|
# endif
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
#endif /* compiler version */
|
||
|
|
|
||
|
|
#if defined(__clang__) && defined(__has_attribute)
|
||
|
|
# if __has_attribute(target)
|
||
|
|
# define SDL_HAS_TARGET_ATTRIBS
|
||
|
|
# endif
|
||
|
|
#elif defined(__GNUC__) && (__GNUC__ + (__GNUC_MINOR__ >= 9) > 4) /* gcc >= 4.9 */
|
||
|
|
# define SDL_HAS_TARGET_ATTRIBS
|
||
|
|
#elif defined(__ICC) && __ICC >= 1600
|
||
|
|
# define SDL_HAS_TARGET_ATTRIBS
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef SDL_HAS_TARGET_ATTRIBS
|
||
|
|
# define SDL_TARGETING(x) __attribute__((target(x)))
|
||
|
|
#else
|
||
|
|
# define SDL_TARGETING(x)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef __loongarch64
|
||
|
|
# ifndef SDL_DISABLE_LSX
|
||
|
|
# define SDL_LSX_INTRINSICS 1
|
||
|
|
# include <lsxintrin.h>
|
||
|
|
# endif
|
||
|
|
# ifndef SDL_DISABLE_LASX
|
||
|
|
# define SDL_LASX_INTRINSICS 1
|
||
|
|
# include <lasxintrin.h>
|
||
|
|
# endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(__x86_64__) || defined(_M_X64) || defined(__i386__) || defined(_M_IX86)
|
||
|
|
# if ((defined(_MSC_VER) && !defined(_M_X64)) || defined(__MMX__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_MMX)
|
||
|
|
# define SDL_MMX_INTRINSICS 1
|
||
|
|
# include <mmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__SSE__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_SSE)
|
||
|
|
# define SDL_SSE_INTRINSICS 1
|
||
|
|
# include <xmmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__SSE2__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_SSE2)
|
||
|
|
# define SDL_SSE2_INTRINSICS 1
|
||
|
|
# include <emmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__SSE3__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_SSE3)
|
||
|
|
# define SDL_SSE3_INTRINSICS 1
|
||
|
|
# include <pmmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__SSE4_1__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_SSE4_1)
|
||
|
|
# define SDL_SSE4_1_INTRINSICS 1
|
||
|
|
# include <smmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__SSE4_2__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_SSE4_2)
|
||
|
|
# define SDL_SSE4_2_INTRINSICS 1
|
||
|
|
# include <nmmintrin.h>
|
||
|
|
# endif
|
||
|
|
# if defined(__clang__) && (defined(_MSC_VER) || defined(__SCE__)) && !defined(__AVX__) && !defined(SDL_DISABLE_AVX)
|
||
|
|
# define SDL_DISABLE_AVX /* see https://reviews.llvm.org/D20291 and https://reviews.llvm.org/D79194 */
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__AVX__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_AVX)
|
||
|
|
# define SDL_AVX_INTRINSICS 1
|
||
|
|
# include <immintrin.h>
|
||
|
|
# endif
|
||
|
|
# if defined(__clang__) && (defined(_MSC_VER) || defined(__SCE__)) && !defined(__AVX2__) && !defined(SDL_DISABLE_AVX2)
|
||
|
|
# define SDL_DISABLE_AVX2 /* see https://reviews.llvm.org/D20291 and https://reviews.llvm.org/D79194 */
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__AVX2__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_AVX2)
|
||
|
|
# define SDL_AVX2_INTRINSICS 1
|
||
|
|
# include <immintrin.h>
|
||
|
|
# endif
|
||
|
|
# if defined(__clang__) && (defined(_MSC_VER) || defined(__SCE__)) && !defined(__AVX512F__) && !defined(SDL_DISABLE_AVX512F)
|
||
|
|
# define SDL_DISABLE_AVX512F /* see https://reviews.llvm.org/D20291 and https://reviews.llvm.org/D79194 */
|
||
|
|
# endif
|
||
|
|
# if (defined(_MSC_VER) || defined(__AVX512F__) || defined(SDL_HAS_TARGET_ATTRIBS)) && !defined(SDL_DISABLE_AVX512F)
|
||
|
|
# define SDL_AVX512F_INTRINSICS 1
|
||
|
|
# include <immintrin.h>
|
||
|
|
# endif
|
||
|
|
#endif /* defined(__x86_64__) || defined(_M_X64) || defined(__i386__) || defined(_M_IX86) */
|
||
|
|
|
||
|
|
#endif /* SDL_intrin_h_ */
|