| /* |
| * xxhsum - Command line interface for xxhash algorithms |
| * Copyright (C) 2013-2021 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_X64)) && !defined(_M_ARM64EC) |
| # 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) |
| const char* XSUM_autox86(void); |
| # define XSUM_ARCH XSUM_autox86() |
| # 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(__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) || defined(_M_ARM64EC) |
| # if defined(__ARM_FEATURE_SVE) |
| # define XSUM_ARCH "aarch64 + SVE" |
| # else |
| # define XSUM_ARCH "aarch64 + NEON" |
| # endif |
| #elif defined(__arm__) || defined(__thumb__) || defined(__thumb2__) || defined(_M_ARM) |
| /* ARM has a lot of different features that can change xxHash significantly. */ |
| # ifdef __ARM_ARCH |
| # define XSUM_ARCH_ARM_VER XSUM_EXPAND_AND_QUOTE(__ARM_ARCH) |
| # else |
| # define XSUM_ARCH_ARM_VER XSUM_EXPAND_AND_QUOTE(_M_ARM) |
| # endif |
| # if defined(_M_ARM) /* windows arm is always thumb-2 */ \ |
| || 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_ARM) |
| # define XSUM_ARCH_UNALIGNED " + unaligned" |
| # else |
| # define XSUM_ARCH_UNALIGNED "" |
| # endif |
| # if defined(__ARM_NEON) || defined(__ARM_NEON__) || defined(_M_ARM) |
| # define XSUM_ARCH_NEON " + NEON" |
| # else |
| # define XSUM_ARCH_NEON "" |
| # endif |
| # define XSUM_ARCH "ARMv" XSUM_ARCH_ARM_VER 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" |
| #elif defined(__wasm__) || defined(__asmjs__) || defined(__EMSCRIPTEN__) |
| # if defined(__wasm_simd128__) |
| # define XSUM_ARCH "wasm/asmjs + simd128" |
| # else |
| # define XSUM_ARCH "wasm/asmjs" |
| # endif |
| #elif defined(__loongarch_lp64) |
| # if defined(__loongarch_asx) |
| # define XSUM_ARCH "loongarch64 + lasx" |
| # elif defined(__loongarch_sx) |
| # define XSUM_ARCH "loongarch64 + lsx" |
| # else |
| # define XSUM_ARCH "loongarch64" |
| # endif |
| #else |
| # define XSUM_ARCH "unknown" |
| #endif |
| |
| |
| #endif /* XSUM_ARCH_H */ |
