diff options
Diffstat (limited to 'include/SDL2/SDL_cpuinfo.h')
-rw-r--r-- | include/SDL2/SDL_cpuinfo.h | 312 |
1 files changed, 156 insertions, 156 deletions
diff --git a/include/SDL2/SDL_cpuinfo.h b/include/SDL2/SDL_cpuinfo.h index 1f6efd3..c047211 100644 --- a/include/SDL2/SDL_cpuinfo.h +++ b/include/SDL2/SDL_cpuinfo.h @@ -1,156 +1,156 @@ -/* - Simple DirectMedia Layer - Copyright (C) 1997-2014 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_cpuinfo.h - * - * CPU feature detection for SDL. - */ - -#ifndef _SDL_cpuinfo_h -#define _SDL_cpuinfo_h - -#include "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)) -#include <intrin.h> -#ifndef _WIN64 -#define __MMX__ -#define __3dNOW__ -#endif -#define __SSE__ -#define __SSE2__ -#elif defined(__MINGW64_VERSION_MAJOR) -#include <intrin.h> -#else -#ifdef __ALTIVEC__ -#if HAVE_ALTIVEC_H && !defined(__APPLE_ALTIVEC__) -#include <altivec.h> -#undef pixel -#endif -#endif -#ifdef __MMX__ -#include <mmintrin.h> -#endif -#ifdef __3dNOW__ -#include <mm3dnow.h> -#endif -#ifdef __SSE__ -#include <xmmintrin.h> -#endif -#ifdef __SSE2__ -#include <emmintrin.h> -#endif -#endif - -#include "begin_code.h" -/* Set up for C function definitions, even when using C++ */ -#ifdef __cplusplus -extern "C" { -#endif - -/* This is a guess for the cacheline size used for padding. - * Most x86 processors have a 64 byte cache line. - * The 64-bit PowerPC processors have a 128 byte cache line. - * We'll use the larger value to be generally safe. - */ -#define SDL_CACHELINE_SIZE 128 - -/** - * This function returns the number of CPU cores available. - */ -extern DECLSPEC int SDLCALL SDL_GetCPUCount(void); - -/** - * This function returns the L1 cache line size of the CPU - * - * This is useful for determining multi-threaded structure padding - * or SIMD prefetch sizes. - */ -extern DECLSPEC int SDLCALL SDL_GetCPUCacheLineSize(void); - -/** - * This function returns true if the CPU has the RDTSC instruction. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void); - -/** - * This function returns true if the CPU has AltiVec features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void); - -/** - * This function returns true if the CPU has MMX features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void); - -/** - * This function returns true if the CPU has 3DNow! features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void); - -/** - * This function returns true if the CPU has SSE features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void); - -/** - * This function returns true if the CPU has SSE2 features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void); - -/** - * This function returns true if the CPU has SSE3 features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE3(void); - -/** - * This function returns true if the CPU has SSE4.1 features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE41(void); - -/** - * This function returns true if the CPU has SSE4.2 features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE42(void); - -/** - * This function returns true if the CPU has AVX features. - */ -extern DECLSPEC SDL_bool SDLCALL SDL_HasAVX(void); - -/** - * This function returns the amount of RAM configured in the system, in MB. - */ -extern DECLSPEC int SDLCALL SDL_GetSystemRAM(void); - - -/* Ends C function definitions when using C++ */ -#ifdef __cplusplus -} -#endif -#include "close_code.h" - -#endif /* _SDL_cpuinfo_h */ - -/* vi: set ts=4 sw=4 expandtab: */ +/*
+ Simple DirectMedia Layer
+ Copyright (C) 1997-2014 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_cpuinfo.h
+ *
+ * CPU feature detection for SDL.
+ */
+
+#ifndef _SDL_cpuinfo_h
+#define _SDL_cpuinfo_h
+
+#include "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))
+#include <intrin.h>
+#ifndef _WIN64
+#define __MMX__
+#define __3dNOW__
+#endif
+#define __SSE__
+#define __SSE2__
+#elif defined(__MINGW64_VERSION_MAJOR)
+#include <intrin.h>
+#else
+#ifdef __ALTIVEC__
+#if HAVE_ALTIVEC_H && !defined(__APPLE_ALTIVEC__)
+#include <altivec.h>
+#undef pixel
+#endif
+#endif
+#ifdef __MMX__
+#include <mmintrin.h>
+#endif
+#ifdef __3dNOW__
+#include <mm3dnow.h>
+#endif
+#ifdef __SSE__
+#include <xmmintrin.h>
+#endif
+#ifdef __SSE2__
+#include <emmintrin.h>
+#endif
+#endif
+
+#include "begin_code.h"
+/* Set up for C function definitions, even when using C++ */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* This is a guess for the cacheline size used for padding.
+ * Most x86 processors have a 64 byte cache line.
+ * The 64-bit PowerPC processors have a 128 byte cache line.
+ * We'll use the larger value to be generally safe.
+ */
+#define SDL_CACHELINE_SIZE 128
+
+/**
+ * This function returns the number of CPU cores available.
+ */
+extern DECLSPEC int SDLCALL SDL_GetCPUCount(void);
+
+/**
+ * This function returns the L1 cache line size of the CPU
+ *
+ * This is useful for determining multi-threaded structure padding
+ * or SIMD prefetch sizes.
+ */
+extern DECLSPEC int SDLCALL SDL_GetCPUCacheLineSize(void);
+
+/**
+ * This function returns true if the CPU has the RDTSC instruction.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void);
+
+/**
+ * This function returns true if the CPU has AltiVec features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
+
+/**
+ * This function returns true if the CPU has MMX features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void);
+
+/**
+ * This function returns true if the CPU has 3DNow! features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void);
+
+/**
+ * This function returns true if the CPU has SSE features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void);
+
+/**
+ * This function returns true if the CPU has SSE2 features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void);
+
+/**
+ * This function returns true if the CPU has SSE3 features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE3(void);
+
+/**
+ * This function returns true if the CPU has SSE4.1 features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE41(void);
+
+/**
+ * This function returns true if the CPU has SSE4.2 features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE42(void);
+
+/**
+ * This function returns true if the CPU has AVX features.
+ */
+extern DECLSPEC SDL_bool SDLCALL SDL_HasAVX(void);
+
+/**
+ * This function returns the amount of RAM configured in the system, in MB.
+ */
+extern DECLSPEC int SDLCALL SDL_GetSystemRAM(void);
+
+
+/* Ends C function definitions when using C++ */
+#ifdef __cplusplus
+}
+#endif
+#include "close_code.h"
+
+#endif /* _SDL_cpuinfo_h */
+
+/* vi: set ts=4 sw=4 expandtab: */
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