diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 3e8cf18..3beea03 100644 --- a/configure.ac +++ b/configure.ac @@ -66,5 +66,14 @@ AC_ARG_ENABLE([valgrind], [enable_valgrind=no]) AM_CONDITIONAL(ENABLE_VALGRIND, test "x$enable_valgrind" != xno) +AC_ARG_ENABLE([avx], AS_HELP_STRING([--enable-avx], [Build with AVX optimizations])) +AX_CHECK_COMPILE_FLAG(-mavx, [ax_cv_support_avx=yes], []) + +AS_IF([test "x$enable_avx" = "xyes"], + [AS_IF([test "x$ax_cv_support_avx" = "xno"], + [AC_MSG_ERROR([AVX requested but compiler does not support -mavx])], + [SIMD_FLAGS="$SIMD_FLAGS -mavx"]) + ]) + AC_CONFIG_FILES([Makefile src/Makefile tools/Makefile test/Makefile examples/Makefile]) AC_OUTPUT |