189 lines
4.7 KiB
C
189 lines
4.7 KiB
C
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/*
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* kmp_platform.h -- header for determining operating system and architecture
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*/
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.txt for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef KMP_PLATFORM_H
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#define KMP_PLATFORM_H
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/* ---------------------- Operating system recognition ------------------- */
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#define KMP_OS_LINUX 0
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#define KMP_OS_FREEBSD 0
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#define KMP_OS_NETBSD 0
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#define KMP_OS_DARWIN 0
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#define KMP_OS_WINDOWS 0
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#define KMP_OS_CNK 0
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#define KMP_OS_UNIX 0 /* disjunction of KMP_OS_LINUX, KMP_OS_DARWIN etc. */
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#ifdef _WIN32
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#undef KMP_OS_WINDOWS
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#define KMP_OS_WINDOWS 1
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#endif
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#if (defined __APPLE__ && defined __MACH__)
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#undef KMP_OS_DARWIN
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#define KMP_OS_DARWIN 1
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#endif
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// in some ppc64 linux installations, only the second condition is met
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#if (defined __linux)
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#undef KMP_OS_LINUX
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#define KMP_OS_LINUX 1
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#elif (defined __linux__)
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#undef KMP_OS_LINUX
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#define KMP_OS_LINUX 1
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#else
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#endif
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#if (defined __FreeBSD__)
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#undef KMP_OS_FREEBSD
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#define KMP_OS_FREEBSD 1
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#endif
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#if (defined __NetBSD__)
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#undef KMP_OS_NETBSD
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#define KMP_OS_NETBSD 1
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#endif
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#if (defined __bgq__)
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#undef KMP_OS_CNK
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#define KMP_OS_CNK 1
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#endif
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#if (1 != \
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KMP_OS_LINUX + KMP_OS_FREEBSD + KMP_OS_NETBSD + KMP_OS_DARWIN + \
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KMP_OS_WINDOWS)
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#error Unknown OS
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#endif
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#if KMP_OS_LINUX || KMP_OS_FREEBSD || KMP_OS_NETBSD || KMP_OS_DARWIN
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#undef KMP_OS_UNIX
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#define KMP_OS_UNIX 1
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#endif
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/* ---------------------- Architecture recognition ------------------- */
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#define KMP_ARCH_X86 0
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#define KMP_ARCH_X86_64 0
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#define KMP_ARCH_AARCH64 0
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#define KMP_ARCH_PPC64_BE 0
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#define KMP_ARCH_PPC64_LE 0
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#define KMP_ARCH_PPC64 (KMP_ARCH_PPC64_LE || KMP_ARCH_PPC64_BE)
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#define KMP_ARCH_MIPS 0
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#define KMP_ARCH_MIPS64 0
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#if KMP_OS_WINDOWS
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#if defined _M_AMD64
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#undef KMP_ARCH_X86_64
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#define KMP_ARCH_X86_64 1
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#else
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#undef KMP_ARCH_X86
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#define KMP_ARCH_X86 1
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#endif
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#endif
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#if KMP_OS_UNIX
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#if defined __x86_64
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#undef KMP_ARCH_X86_64
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#define KMP_ARCH_X86_64 1
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#elif defined __i386
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#undef KMP_ARCH_X86
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#define KMP_ARCH_X86 1
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#elif defined __powerpc64__
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#if defined __LITTLE_ENDIAN__
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#undef KMP_ARCH_PPC64_LE
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#define KMP_ARCH_PPC64_LE 1
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#else
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#undef KMP_ARCH_PPC64_BE
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#define KMP_ARCH_PPC64_BE 1
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#endif
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#elif defined __aarch64__
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#undef KMP_ARCH_AARCH64
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#define KMP_ARCH_AARCH64 1
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#elif defined __mips__
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#if defined __mips64
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#undef KMP_ARCH_MIPS64
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#define KMP_ARCH_MIPS64 1
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#else
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#undef KMP_ARCH_MIPS
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#define KMP_ARCH_MIPS 1
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#endif
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#endif
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#endif
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#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7R__) || \
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defined(__ARM_ARCH_7A__)
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#define KMP_ARCH_ARMV7 1
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#endif
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#if defined(KMP_ARCH_ARMV7) || defined(__ARM_ARCH_6__) || \
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defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6K__) || \
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defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6T2__) || \
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defined(__ARM_ARCH_6ZK__)
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#define KMP_ARCH_ARMV6 1
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#endif
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#if defined(KMP_ARCH_ARMV6) || defined(__ARM_ARCH_5T__) || \
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defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
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defined(__ARM_ARCH_5TEJ__)
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#define KMP_ARCH_ARMV5 1
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#endif
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#if defined(KMP_ARCH_ARMV5) || defined(__ARM_ARCH_4__) || \
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defined(__ARM_ARCH_4T__)
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#define KMP_ARCH_ARMV4 1
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#endif
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#if defined(KMP_ARCH_ARMV4) || defined(__ARM_ARCH_3__) || \
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defined(__ARM_ARCH_3M__)
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#define KMP_ARCH_ARMV3 1
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#endif
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#if defined(KMP_ARCH_ARMV3) || defined(__ARM_ARCH_2__)
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#define KMP_ARCH_ARMV2 1
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#endif
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#if defined(KMP_ARCH_ARMV2)
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#define KMP_ARCH_ARM 1
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#endif
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#if defined(__MIC__) || defined(__MIC2__)
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#define KMP_MIC 1
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#if __MIC2__ || __KNC__
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#define KMP_MIC1 0
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#define KMP_MIC2 1
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#else
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#define KMP_MIC1 1
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#define KMP_MIC2 0
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#endif
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#else
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#define KMP_MIC 0
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#define KMP_MIC1 0
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#define KMP_MIC2 0
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#endif
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/* Specify 32 bit architectures here */
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#define KMP_32_BIT_ARCH (KMP_ARCH_X86 || KMP_ARCH_ARM || KMP_ARCH_MIPS)
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// Platforms which support Intel(R) Many Integrated Core Architecture
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#define KMP_MIC_SUPPORTED \
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((KMP_ARCH_X86 || KMP_ARCH_X86_64) && (KMP_OS_LINUX || KMP_OS_WINDOWS))
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// TODO: Fixme - This is clever, but really fugly
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#if (1 != \
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KMP_ARCH_X86 + KMP_ARCH_X86_64 + KMP_ARCH_ARM + KMP_ARCH_PPC64 + \
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KMP_ARCH_AARCH64 + KMP_ARCH_MIPS + KMP_ARCH_MIPS64)
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#error Unknown or unsupported architecture
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#endif
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#endif // KMP_PLATFORM_H
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