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authorPavol Rusnak <pavol@rusnak.io>2022-01-20 18:57:27 +0100
committerPavol Rusnak <pavol@rusnak.io>2022-01-28 09:43:56 +0100
commit48a72fa81f80c8a3c7c6de8339b5feb361dece1c (patch)
tree3e9cde8f4ba87690949db31bdf2f821b7e7587e3 /configure.ac
parentc2b79342506e24e9b7100fb7a6025dc870375ef6 (diff)
downloadbitcoin-48a72fa81f80c8a3c7c6de8339b5feb361dece1c.tar.xz
Add sha256_arm_shani to build system
Also rename AArch64 intrinsics to ARMv8 intrinsics as these are not necessarily limited to 64-bit
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac23
1 files changed, 22 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 4cf2446c6d..3d389135f3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -569,10 +569,11 @@ CXXFLAGS="$TEMP_CXXFLAGS"
# ARM
AX_CHECK_COMPILE_FLAG([-march=armv8-a+crc+crypto], [ARM_CRC_CXXFLAGS="-march=armv8-a+crc+crypto"], [], [$CXXFLAG_WERROR])
+AX_CHECK_COMPILE_FLAG([-march=armv8-a+crc+crypto], [ARM_SHANI_CXXFLAGS="-march=armv8-a+crc+crypto"], [], [$CXXFLAG_WERROR])
TEMP_CXXFLAGS="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS $ARM_CRC_CXXFLAGS"
-AC_MSG_CHECKING([for AArch64 CRC32 intrinsics])
+AC_MSG_CHECKING([for ARMv8 CRC32 intrinsics])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <arm_acle.h>
#include <arm_neon.h>
@@ -589,6 +590,24 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
)
CXXFLAGS="$TEMP_CXXFLAGS"
+TEMP_CXXFLAGS="$CXXFLAGS"
+CXXFLAGS="$CXXFLAGS $ARM_SHANI_CXXFLAGS"
+AC_MSG_CHECKING([for ARMv8 SHA-NI intrinsics])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+ #include <arm_acle.h>
+ #include <arm_neon.h>
+ ]],[[
+ uint32x4_t a, b, c;
+ vsha256h2q_u32(a, b, c);
+ vsha256hq_u32(a, b, c);
+ vsha256su0q_u32(a, b);
+ vsha256su1q_u32(a, b, c);
+ ]])],
+ [ AC_MSG_RESULT([yes]); enable_arm_shani=yes; AC_DEFINE([ENABLE_ARM_SHANI], [1], [Define this symbol to build code that uses ARMv8 SHA-NI intrinsics]) ],
+ [ AC_MSG_RESULT([no])]
+)
+CXXFLAGS="$TEMP_CXXFLAGS"
+
fi
CPPFLAGS="$CPPFLAGS -DHAVE_BUILD_INFO"
@@ -1808,6 +1827,7 @@ AM_CONDITIONAL([ENABLE_SSE41], [test "$enable_sse41" = "yes"])
AM_CONDITIONAL([ENABLE_AVX2], [test "$enable_avx2" = "yes"])
AM_CONDITIONAL([ENABLE_X86_SHANI], [test "$enable_x86_shani" = "yes"])
AM_CONDITIONAL([ENABLE_ARM_CRC], [test "$enable_arm_crc" = "yes"])
+AM_CONDITIONAL([ENABLE_ARM_SHANI], [test "$enable_arm_shani" = "yes"])
AM_CONDITIONAL([USE_ASM], [test "$use_asm" = "yes"])
AM_CONDITIONAL([WORDS_BIGENDIAN], [test "$ac_cv_c_bigendian" = "yes"])
AM_CONDITIONAL([USE_NATPMP], [test "$use_natpmp" = "yes"])
@@ -1866,6 +1886,7 @@ AC_SUBST(CLMUL_CXXFLAGS)
AC_SUBST(AVX2_CXXFLAGS)
AC_SUBST(X86_SHANI_CXXFLAGS)
AC_SUBST(ARM_CRC_CXXFLAGS)
+AC_SUBST(ARM_SHANI_CXXFLAGS)
AC_SUBST(LIBTOOL_APP_LDFLAGS)
AC_SUBST(USE_SQLITE)
AC_SUBST(USE_BDB)