suyu/src/common/platform.h
Yuri Kunde Schlesner fae5933ad6 Common: Add proper macros to test for architecture pointer size
The old system of just defining macros available in some other platform
was susceptible to silently using the wrong code if you forgot to
include a particular header. This fixes a crash on non-Windows platforms
introduced by e1fbac3ca1.
2015-05-07 18:22:36 -03:00

89 lines
2.6 KiB
C

/**
* Copyright (C) 2005-2012 Gekko Emulator
*
* @file platform.h
* @author ShizZy <shizzy247@gmail.com>
* @date 2012-02-11
* @brief Platform detection macros for portable compilation
*
* @section LICENSE
* 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 at
* http://www.gnu.org/copyleft/gpl.html
*
* Official project repository can be found at:
* http://code.google.com/p/gekko-gc-emu/
*/
#pragma once
#include "common/common_types.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Platform definitions
/// Enumeration for defining the supported platforms
#define PLATFORM_NULL 0
#define PLATFORM_WINDOWS 1
#define PLATFORM_MACOSX 2
#define PLATFORM_LINUX 3
#define PLATFORM_ANDROID 4
////////////////////////////////////////////////////////////////////////////////////////////////////
// Platform detection
#ifndef EMU_PLATFORM
#if defined( __WIN32__ ) || defined( _WIN32 )
#define EMU_PLATFORM PLATFORM_WINDOWS
#elif defined( __APPLE__ ) || defined( __APPLE_CC__ )
#define EMU_PLATFORM PLATFORM_MACOSX
#elif defined(__linux__)
#define EMU_PLATFORM PLATFORM_LINUX
#else // Assume linux otherwise
#define EMU_PLATFORM PLATFORM_LINUX
#endif
#endif
#if defined(__x86_64__) || defined(_M_X64) || defined(__aarch64__)
#define EMU_ARCH_BITS 64
#elif defined(__i386) || defined(_M_IX86) || defined(__arm__) || defined(_M_ARM)
#define EMU_ARCH_BITS 32
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////
// Feature detection
#if defined _M_GENERIC
# define _M_SSE 0x0
#elif defined __GNUC__
# if defined __SSE4_2__
# define _M_SSE 0x402
# elif defined __SSE4_1__
# define _M_SSE 0x401
# elif defined __SSSE3__
# define _M_SSE 0x301
# elif defined __SSE3__
# define _M_SSE 0x300
# endif
#elif (_MSC_VER >= 1500) || __INTEL_COMPILER // Visual Studio 2008
# define _M_SSE 0x402
#endif
////////////////////////////////////////////////////////////////////////////////////////////////////
// Compiler-Specific Definitions
#define GCC_VERSION_AVAILABLE(major, minor) (defined(__GNUC__) && (__GNUC__ > (major) || \
(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))