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/*
* kmp_platform.h -- header for determining operating system and architecture
*/
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.txt for details.
//
//===----------------------------------------------------------------------===//
#ifndef KMP_PLATFORM_H
#define KMP_PLATFORM_H
/* ---------------------- Operating system recognition ------------------- */
#define KMP_OS_LINUX 0
#define KMP_OS_FREEBSD 0
#define KMP_OS_NETBSD 0
#define KMP_OS_DARWIN 0
#define KMP_OS_WINDOWS 0
#define KMP_OS_CNK 0
#define KMP_OS_UNIX 0 /* disjunction of KMP_OS_LINUX, KMP_OS_DARWIN etc. */
#ifdef _WIN32
# undef KMP_OS_WINDOWS
# define KMP_OS_WINDOWS 1
#endif
#if ( defined __APPLE__ && defined __MACH__ )
# undef KMP_OS_DARWIN
# define KMP_OS_DARWIN 1
#endif
// in some ppc64 linux installations, only the second condition is met
#if ( defined __linux )
# undef KMP_OS_LINUX
# define KMP_OS_LINUX 1
#elif ( defined __linux__)
# undef KMP_OS_LINUX
# define KMP_OS_LINUX 1
#else
#endif
#if ( defined __FreeBSD__ )
# undef KMP_OS_FREEBSD
# define KMP_OS_FREEBSD 1
#endif
#if ( defined __NetBSD__ )
# undef KMP_OS_NETBSD
# define KMP_OS_NETBSD 1
#endif
#if ( defined __bgq__ )
# undef KMP_OS_CNK
# define KMP_OS_CNK 1
#endif
#if (1 != KMP_OS_LINUX + KMP_OS_FREEBSD + KMP_OS_NETBSD + KMP_OS_DARWIN + KMP_OS_WINDOWS)
# error Unknown OS
#endif
#if KMP_OS_LINUX || KMP_OS_FREEBSD || KMP_OS_NETBSD || KMP_OS_DARWIN
# undef KMP_OS_UNIX
# define KMP_OS_UNIX 1
#endif
/* ---------------------- Architecture recognition ------------------- */
#define KMP_ARCH_X86 0
#define KMP_ARCH_X86_64 0
#define KMP_ARCH_AARCH64 0
#define KMP_ARCH_PPC64_BE 0
#define KMP_ARCH_PPC64_LE 0
#define KMP_ARCH_PPC64 (KMP_ARCH_PPC64_LE || KMP_ARCH_PPC64_BE)
#if KMP_OS_WINDOWS
# if defined _M_AMD64
# undef KMP_ARCH_X86_64
# define KMP_ARCH_X86_64 1
# else
# undef KMP_ARCH_X86
# define KMP_ARCH_X86 1
# endif
#endif
#if KMP_OS_UNIX
# if defined __x86_64
# undef KMP_ARCH_X86_64
# define KMP_ARCH_X86_64 1
# elif defined __i386
# undef KMP_ARCH_X86
# define KMP_ARCH_X86 1
# elif defined __powerpc64__
# if defined __LITTLE_ENDIAN__
# undef KMP_ARCH_PPC64_LE
# define KMP_ARCH_PPC64_LE 1
# else
# undef KMP_ARCH_PPC64_BE
# define KMP_ARCH_PPC64_BE 1
# endif
# elif defined __aarch64__
# undef KMP_ARCH_AARCH64
# define KMP_ARCH_AARCH64 1
# endif
#endif
#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) || \
defined(__ARM_ARCH_7A__)
# define KMP_ARCH_ARMV7 1
#endif
#if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) || \
defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \
defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) || \
defined(__ARM_ARCH_6ZK__)
# define KMP_ARCH_ARMV6 1
#endif
#if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) || \
defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
defined(__ARM_ARCH_5TEJ__)
# define KMP_ARCH_ARMV5 1
#endif
#if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) || \
defined(__ARM_ARCH_4T__)
# define KMP_ARCH_ARMV4 1
#endif
#if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) || \
defined(__ARM_ARCH_3M__)
# define KMP_ARCH_ARMV3 1
#endif
#if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__)
# define KMP_ARCH_ARMV2 1
#endif
#if defined(KMP_ARCH_ARMV2)
# define KMP_ARCH_ARM 1
#endif
#if defined(__MIC__) || defined(__MIC2__)
# define KMP_MIC 1
# if __MIC2__ || __KNC__
# define KMP_MIC1 0
# define KMP_MIC2 1
# else
# define KMP_MIC1 1
# define KMP_MIC2 0
# endif
#else
# define KMP_MIC 0
# define KMP_MIC1 0
# define KMP_MIC2 0
#endif
// TODO: Fixme - This is clever, but really fugly
#if (1 != KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 + KMP_ARCH_AARCH64)
# error Unknown or unsupported architecture
#endif
#endif // KMP_PLATFORM_H
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