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| author | Pieter Wuille <pieter.wuille@gmail.com> | 2018-06-24 10:50:40 -0700 |
|---|---|---|
| committer | Pieter Wuille <pieter.wuille@gmail.com> | 2018-06-26 10:11:08 -0700 |
| commit | 4c935e2eee456ff66cdfb908b0edffdd1e8a6c04 (patch) | |
| tree | 958f389f6a39309e98ddcbe8ebe4cc04d04853fb /configure.ac | |
| parent | 268400d3188200c9e3dcd3482c4853354388a721 (diff) | |
| download | bitcoin-4c935e2eee456ff66cdfb908b0edffdd1e8a6c04.tar.xz | |
Add SHA256 implementation using using Intel SHA intrinsics
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index ff7f1b39c8..2826f29ed8 100644 --- a/configure.ac +++ b/configure.ac @@ -319,6 +319,7 @@ fi AX_CHECK_COMPILE_FLAG([-msse4.2],[[SSE42_CXXFLAGS="-msse4.2"]],,[[$CXXFLAG_WERROR]]) AX_CHECK_COMPILE_FLAG([-msse4.1],[[SSE41_CXXFLAGS="-msse4.1"]],,[[$CXXFLAG_WERROR]]) AX_CHECK_COMPILE_FLAG([-mavx -mavx2],[[AVX2_CXXFLAGS="-mavx -mavx2"]],,[[$CXXFLAG_WERROR]]) +AX_CHECK_COMPILE_FLAG([-msse4 -msha],[[SHANI_CXXFLAGS="-msse4 -msha"]],,[[$CXXFLAG_WERROR]]) TEMP_CXXFLAGS="$CXXFLAGS" CXXFLAGS="$CXXFLAGS $SSE42_CXXFLAGS" @@ -380,6 +381,27 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ) CXXFLAGS="$TEMP_CXXFLAGS" +TEMP_CXXFLAGS="$CXXFLAGS" +CXXFLAGS="$CXXFLAGS $SHANI_CXXFLAGS" +AC_MSG_CHECKING(for SHA-NI intrinsics) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ + #include <stdint.h> + #if defined(_MSC_VER) + #include <immintrin.h> + #elif defined(__GNUC__) + #include <x86intrin.h> + #endif + ]],[[ + __m128i i = _mm_set1_epi32(0); + __m128i j = _mm_set1_epi32(1); + __m128i k = _mm_set1_epi32(2); + return _mm_extract_epi32(_mm_sha256rnds2_epu32(i, i, k), 0); + ]])], + [ AC_MSG_RESULT(yes); enable_shani=yes; AC_DEFINE(ENABLE_SHANI, 1, [Define this symbol to build code that uses SHA-NI intrinsics]) ], + [ AC_MSG_RESULT(no)] +) +CXXFLAGS="$TEMP_CXXFLAGS" + CPPFLAGS="$CPPFLAGS -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS" AC_ARG_WITH([utils], @@ -1300,6 +1322,7 @@ AM_CONDITIONAL([HARDEN],[test x$use_hardening = xyes]) AM_CONDITIONAL([ENABLE_HWCRC32],[test x$enable_hwcrc32 = xyes]) AM_CONDITIONAL([ENABLE_SSE41],[test x$enable_sse41 = xyes]) AM_CONDITIONAL([ENABLE_AVX2],[test x$enable_avx2 = xyes]) +AM_CONDITIONAL([ENABLE_SHANI],[test x$enable_shani = xyes]) AM_CONDITIONAL([USE_ASM],[test x$use_asm = xyes]) AC_DEFINE(CLIENT_VERSION_MAJOR, _CLIENT_VERSION_MAJOR, [Major version]) @@ -1344,6 +1367,7 @@ AC_SUBST(SANITIZER_LDFLAGS) AC_SUBST(SSE42_CXXFLAGS) AC_SUBST(SSE41_CXXFLAGS) AC_SUBST(AVX2_CXXFLAGS) +AC_SUBST(SHANI_CXXFLAGS) AC_SUBST(LIBTOOL_APP_LDFLAGS) AC_SUBST(USE_UPNP) AC_SUBST(USE_QRCODE) |