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-rw-r--r--configure.ac28
1 files changed, 20 insertions, 8 deletions
diff --git a/configure.ac b/configure.ac
index 9fba9d0851..490b638ee1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -320,6 +320,7 @@ 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 $SSE42_CXXFLAGS"
@@ -348,11 +349,7 @@ CXXFLAGS="$CXXFLAGS $SSE41_CXXFLAGS"
AC_MSG_CHECKING(for SSE4.1 intrinsics)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <stdint.h>
- #if defined(_MSC_VER)
#include <immintrin.h>
- #elif defined(__GNUC__)
- #include <x86intrin.h>
- #endif
]],[[
__m128i l = _mm_set1_epi32(0);
return _mm_extract_epi32(l, 3);
@@ -367,11 +364,7 @@ CXXFLAGS="$CXXFLAGS $AVX2_CXXFLAGS"
AC_MSG_CHECKING(for AVX2 intrinsics)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <stdint.h>
- #if defined(_MSC_VER)
#include <immintrin.h>
- #elif defined(__GNUC__) && defined(__AVX2__)
- #include <x86intrin.h>
- #endif
]],[[
__m256i l = _mm256_set1_epi32(0);
return _mm256_extract_epi32(l, 7);
@@ -381,6 +374,23 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
)
CXXFLAGS="$TEMP_CXXFLAGS"
+TEMP_CXXFLAGS="$CXXFLAGS"
+CXXFLAGS="$CXXFLAGS $SHANI_CXXFLAGS"
+AC_MSG_CHECKING(for SHA-NI intrinsics)
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+ #include <stdint.h>
+ #include <immintrin.h>
+ ]],[[
+ __m128i i = _mm_set1_epi32(0);
+ __m128i j = _mm_set1_epi32(1);
+ __m128i k = _mm_set1_epi32(2);
+ return _mm_extract_epi32(_mm_sha256rnds2_epu32(i, i, k), 0);
+ ]])],
+ [ AC_MSG_RESULT(yes); enable_shani=yes; AC_DEFINE(ENABLE_SHANI, 1, [Define this symbol to build code that uses SHA-NI intrinsics]) ],
+ [ AC_MSG_RESULT(no)]
+)
+CXXFLAGS="$TEMP_CXXFLAGS"
+
CPPFLAGS="$CPPFLAGS -DHAVE_BUILD_INFO -D__STDC_FORMAT_MACROS"
AC_ARG_WITH([utils],
@@ -1309,6 +1319,7 @@ AM_CONDITIONAL([HARDEN],[test x$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])
@@ -1353,6 +1364,7 @@ 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)