Less confusing autoconf checking messages

This commit is contained in:
Frank Denis 2017-03-05 21:26:28 +01:00
parent cff00dbe75
commit e8182741b5

View File

@ -301,9 +301,9 @@ dnl Checks for headers
AS_IF([test "x$EMSCRIPTEN" = "x" -a "$host_os" != "pnacl"], [
AC_MSG_CHECKING(for MMX instructions set)
oldcflags="$CFLAGS"
AX_CHECK_COMPILE_FLAG([-mmmx], [CFLAGS="$CFLAGS -mmmx"])
AC_MSG_CHECKING(for MMX instructions set)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#pragma GCC target("mmx")
#include <mmintrin.h>
@ -314,9 +314,9 @@ AS_IF([test "x$EMSCRIPTEN" = "x" -a "$host_os" != "pnacl"], [
[AC_MSG_RESULT(no)])
CFLAGS="$oldcflags"
AC_MSG_CHECKING(for SSE2 instructions set)
oldcflags="$CFLAGS"
AX_CHECK_COMPILE_FLAG([-msse2], [CFLAGS="$CFLAGS -msse2"])
AC_MSG_CHECKING(for SSE2 instructions set)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#pragma GCC target("sse2")
#ifndef __SSE2__
@ -324,7 +324,7 @@ AS_IF([test "x$EMSCRIPTEN" = "x" -a "$host_os" != "pnacl"], [
#endif
#include <emmintrin.h>
]], [[ __m128d x = _mm_setzero_pd();
__m128i y = _mm_srli_epi64(_mm_setzero_si128(), 26); ]])],
__m128i z = _mm_srli_epi64(_mm_setzero_si128(), 26); ]])],
[AC_MSG_RESULT(yes)
AC_DEFINE([HAVE_EMMINTRIN_H], [1], [sse2 is available])
AX_CHECK_COMPILE_FLAG([-msse2], [CFLAGS_SSE2="-msse2"])],