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Diffstat (limited to 'grpc/third_party/xxhash/cli/xsum_arch.h')
| -rw-r--r-- | grpc/third_party/xxhash/cli/xsum_arch.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/grpc/third_party/xxhash/cli/xsum_arch.h b/grpc/third_party/xxhash/cli/xsum_arch.h new file mode 100644 index 00000000..cc392979 --- /dev/null +++ b/grpc/third_party/xxhash/cli/xsum_arch.h @@ -0,0 +1,153 @@ +/* + * xxhsum - Command line interface for xxhash algorithms + * Copyright (C) 2013-2020 Yann Collet + * + * GPL v2 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. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * You can contact the author at: + * - xxHash homepage: https://www.xxhash.com + * - xxHash source repository: https://github.com/Cyan4973/xxHash + */ + +/* + * Checks for predefined macros by the compiler to try and get both the arch + * and the compiler version. + */ +#ifndef XSUM_ARCH_H +#define XSUM_ARCH_H + +#include "xsum_config.h" + +#define XSUM_LIB_VERSION XXH_VERSION_MAJOR.XXH_VERSION_MINOR.XXH_VERSION_RELEASE +#define XSUM_QUOTE(str) #str +#define XSUM_EXPAND_AND_QUOTE(str) XSUM_QUOTE(str) +#define XSUM_PROGRAM_VERSION XSUM_EXPAND_AND_QUOTE(XSUM_LIB_VERSION) + + +/* Show compiler versions in WELCOME_MESSAGE. XSUM_CC_VERSION_FMT will return the printf specifiers, + * and VERSION will contain the comma separated list of arguments to the XSUM_CC_VERSION_FMT string. */ +#if defined(__clang_version__) +/* Clang does its own thing. */ +# ifdef __apple_build_version__ +# define XSUM_CC_VERSION_FMT "Apple Clang %s" +# else +# define XSUM_CC_VERSION_FMT "Clang %s" +# endif +# define XSUM_CC_VERSION __clang_version__ +#elif defined(__VERSION__) +/* GCC and ICC */ +# define XSUM_CC_VERSION_FMT "%s" +# ifdef __INTEL_COMPILER /* icc adds its prefix */ +# define XSUM_CC_VERSION __VERSION__ +# else /* assume GCC */ +# define XSUM_CC_VERSION "GCC " __VERSION__ +# endif +#elif defined(_MSC_FULL_VER) && defined(_MSC_BUILD) +/* + * MSVC + * "For example, if the version number of the Visual C++ compiler is + * 15.00.20706.01, the _MSC_FULL_VER macro evaluates to 150020706." + * + * https://docs.microsoft.com/en-us/cpp/preprocessor/predefined-macros?view=vs-2017 + */ +# define XSUM_CC_VERSION_FMT "MSVC %02i.%02i.%05i.%02i" +# define XSUM_CC_VERSION _MSC_FULL_VER / 10000000 % 100, _MSC_FULL_VER / 100000 % 100, _MSC_FULL_VER % 100000, _MSC_BUILD +#elif defined(_MSC_VER) /* old MSVC */ +# define XSUM_CC_VERSION_FMT "MSVC %02i.%02i" +# define XSUM_CC_VERSION _MSC_VER / 100, _MSC_VER % 100 +#elif defined(__TINYC__) +/* tcc stores its version in the __TINYC__ macro. */ +# define XSUM_CC_VERSION_FMT "tcc %i.%i.%i" +# define XSUM_CC_VERSION __TINYC__ / 10000 % 100, __TINYC__ / 100 % 100, __TINYC__ % 100 +#else +# define XSUM_CC_VERSION_FMT "%s" +# define XSUM_CC_VERSION "unknown compiler" +#endif + +/* makes the next part easier */ +#if defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64) +# define XSUM_ARCH_X64 1 +# define XSUM_ARCH_X86 "x86_64" +#elif defined(__i386__) || defined(_M_IX86) || defined(_M_IX86_FP) +# define XSUM_ARCH_X86 "i386" +#endif + +/* Try to detect the architecture. */ +#if defined(XSUM_ARCH_X86) +# if defined(XXHSUM_DISPATCH) +# define XSUM_ARCH XSUM_ARCH_X86 " autoVec" +# elif defined(__AVX512F__) +# define XSUM_ARCH XSUM_ARCH_X86 " + AVX512" +# elif defined(__AVX2__) +# define XSUM_ARCH XSUM_ARCH_X86 " + AVX2" +# elif defined(__AVX__) +# define XSUM_ARCH XSUM_ARCH_X86 " + AVX" +# elif defined(_M_X64) || defined(_M_AMD64) || defined(__x86_64__) \ + || defined(__SSE2__) || (defined(_M_IX86_FP) && _M_IX86_FP == 2) +# define XSUM_ARCH XSUM_ARCH_X86 " + SSE2" +# else +# define XSUM_ARCH XSUM_ARCH_X86 +# endif +#elif defined(__aarch64__) || defined(__arm64__) || defined(_M_ARM64) +# define XSUM_ARCH "aarch64 + NEON" +#elif defined(__arm__) || defined(__thumb__) || defined(__thumb2__) || defined(_M_ARM) +/* ARM has a lot of different features that can change xxHash significantly. */ +# if defined(__thumb2__) || (defined(__thumb__) && (__thumb__ == 2 || __ARM_ARCH >= 7)) +# define XSUM_ARCH_THUMB " Thumb-2" +# elif defined(__thumb__) +# define XSUM_ARCH_THUMB " Thumb-1" +# else +# define XSUM_ARCH_THUMB "" +# endif +/* ARMv7 has unaligned by default */ +# if defined(__ARM_FEATURE_UNALIGNED) || __ARM_ARCH >= 7 || defined(_M_ARMV7VE) +# define XSUM_ARCH_UNALIGNED " + unaligned" +# else +# define XSUM_ARCH_UNALIGNED "" +# endif +# if defined(__ARM_NEON) || defined(__ARM_NEON__) +# define XSUM_ARCH_NEON " + NEON" +# else +# define XSUM_ARCH_NEON "" +# endif +# define XSUM_ARCH "ARMv" XSUM_EXPAND_AND_QUOTE(__ARM_ARCH) XSUM_ARCH_THUMB XSUM_ARCH_NEON XSUM_ARCH_UNALIGNED +#elif defined(__powerpc64__) || defined(__ppc64__) || defined(__PPC64__) +# if defined(__GNUC__) && defined(__POWER9_VECTOR__) +# define XSUM_ARCH "ppc64 + POWER9 vector" +# elif defined(__GNUC__) && defined(__POWER8_VECTOR__) +# define XSUM_ARCH "ppc64 + POWER8 vector" +# else +# define XSUM_ARCH "ppc64" +# endif +#elif defined(__powerpc__) || defined(__ppc__) || defined(__PPC__) +# define XSUM_ARCH "ppc" +#elif defined(__AVR) +# define XSUM_ARCH "AVR" +#elif defined(__mips64) +# define XSUM_ARCH "mips64" +#elif defined(__mips) +# define XSUM_ARCH "mips" +#elif defined(__s390x__) +# define XSUM_ARCH "s390x" +#elif defined(__s390__) +# define XSUM_ARCH "s390" +#else +# define XSUM_ARCH "unknown" +#endif + + +#endif /* XSUM_ARCH_H */ |