/************************************************************************** * * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * **************************************************************************/ /** * @file * Gallium configuration defines. * * This header file sets several defines based on the compiler, processor * architecture, and operating system being used. These defines should be used * throughout the code to facilitate porting to new platforms. It is likely that * this file is auto-generated by an autoconf-like tool at some point, as some * things cannot be determined by pre-defined environment alone. * * See also: * - http://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html * - echo | gcc -dM -E - | sort * - http://msdn.microsoft.com/en-us/library/b0084kay.aspx * * @author José Fonseca */ #ifndef P_CONFIG_H_ #define P_CONFIG_H_ #include /* * Compiler */ #if defined(__GNUC__) #define PIPE_CC_GCC #define PIPE_CC_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) #endif /* * Meaning of _MSC_VER value: * - 1400: Visual C++ 2005 * - 1310: Visual C++ .NET 2003 * - 1300: Visual C++ .NET 2002 * * __MSC__ seems to be an old macro -- it is not pre-defined on recent MSVC * versions. */ #if defined(_MSC_VER) || defined(__MSC__) #define PIPE_CC_MSVC #endif #if defined(__ICL) #define PIPE_CC_ICL #endif #if defined(__SUNPRO_C) || defined(__SUNPRO_CC) #define PIPE_CC_SUNPRO #endif /* * Processor architecture */ #if defined(__i386__) /* gcc */ || defined(_M_IX86) /* msvc */ || defined(_X86_) || defined(__386__) || defined(i386) || defined(__i386) /* Sun cc */ #define PIPE_ARCH_X86 #endif #if defined(__x86_64__) /* gcc */ || defined(_M_X64) /* msvc */ || defined(_M_AMD64) /* msvc */ || defined(__x86_64) /* Sun cc */ #define PIPE_ARCH_X86_64 #endif #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) #if defined(PIPE_CC_GCC) && !defined(__SSE2__) /* #warning SSE2 support requires -msse -msse2 compiler options */ #else #define PIPE_ARCH_SSE #endif #if defined(PIPE_CC_GCC) && !defined(__SSSE3__) /* #warning SSE3 support requires -msse3 compiler options */ #else #define PIPE_ARCH_SSSE3 #endif #endif #if defined(__ppc__) || defined(__ppc64__) || defined(__PPC__) #define PIPE_ARCH_PPC #if defined(__ppc64__) || defined(__PPC64__) #define PIPE_ARCH_PPC_64 #endif #endif /* * Endian detection. */ #ifdef __GLIBC__ #include #if __BYTE_ORDER == __LITTLE_ENDIAN # define PIPE_ARCH_LITTLE_ENDIAN #elif __BYTE_ORDER == __BIG_ENDIAN # define PIPE_ARCH_BIG_ENDIAN #endif #elif defined(__APPLE__) #include #if __DARWIN_BYTE_ORDER == __DARWIN_LITTLE_ENDIAN # define PIPE_ARCH_LITTLE_ENDIAN #elif __DARWIN_BYTE_ORDER == __DARWIN_BIG_ENDIAN # define PIPE_ARCH_BIG_ENDIAN #endif #elif defined(__sun) #include #if defined(_LITTLE_ENDIAN) # define PIPE_ARCH_LITTLE_ENDIAN #elif defined(_BIG_ENDIAN) # define PIPE_ARCH_BIG_ENDIAN #endif #else #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64) #define PIPE_ARCH_LITTLE_ENDIAN #elif defined(PIPE_ARCH_PPC) || defined(PIPE_ARCH_PPC_64) #define PIPE_ARCH_BIG_ENDIAN #endif #endif #if !defined(PIPE_ARCH_LITTLE_ENDIAN) && !defined(PIPE_ARCH_BIG_ENDIAN) #error Unknown Endianness #endif /* * Auto-detect the operating system family. * * See subsystem below for a more fine-grained distinction. */ #if defined(__linux__) #define PIPE_OS_LINUX #define PIPE_OS_UNIX #endif /* * Android defines __linux__ so PIPE_OS_LINUX and PIPE_OS_UNIX will also be * defined. */ #if defined(ANDROID) #define PIPE_OS_ANDROID #endif #if defined(__FreeBSD__) #define PIPE_OS_FREEBSD #define PIPE_OS_BSD #define PIPE_OS_UNIX #endif #if defined(__OpenBSD__) #define PIPE_OS_OPENBSD #define PIPE_OS_BSD #define PIPE_OS_UNIX #endif #if defined(__NetBSD__) #define PIPE_OS_NETBSD #define PIPE_OS_BSD #define PIPE_OS_UNIX #endif #if defined(__GNU__) #define PIPE_OS_HURD #define PIPE_OS_UNIX #endif #if defined(__sun) #define PIPE_OS_SOLARIS #define PIPE_OS_UNIX #endif #if defined(__APPLE__) #define PIPE_OS_APPLE #define PIPE_OS_UNIX #endif #if defined(_WIN32) || defined(WIN32) #define PIPE_OS_WINDOWS #endif #if defined(__HAIKU__) #define PIPE_OS_HAIKU #define PIPE_OS_UNIX #endif #if defined(__CYGWIN__) #define PIPE_OS_CYGWIN #define PIPE_OS_UNIX #endif /* * Try to auto-detect the subsystem. * * NOTE: There is no way to auto-detect most of these. */ #if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) #define PIPE_SUBSYSTEM_DRI #endif /* PIPE_OS_LINUX || PIPE_OS_BSD || PIPE_OS_SOLARIS */ #if defined(PIPE_OS_WINDOWS) #if defined(PIPE_SUBSYSTEM_WINDOWS_USER) /* Windows User-space Library */ #else #define PIPE_SUBSYSTEM_WINDOWS_USER #endif #endif /* PIPE_OS_WINDOWS */ #endif /* P_CONFIG_H_ */