diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/configure.ac b/configure.ac index 3a66909..ae4d3c6 100644 --- a/configure.ac +++ b/configure.ac @@ -429,10 +429,11 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include <mmintrin.h> #include <xmmintrin.h> #include <emmintrin.h> +int param; int main () { - __m128i a = _mm_set1_epi32 (0), b = _mm_set1_epi32 (0), c; + __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c; c = _mm_xor_si128 (a, b); - return 0; + return _mm_cvtsi128_si32(c); }]])], have_sse2_intrinsics=yes) CFLAGS=$xserver_save_CFLAGS @@ -473,10 +474,11 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include <xmmintrin.h> #include <emmintrin.h> #include <tmmintrin.h> +int param; int main () { - __m128i a = _mm_set1_epi32 (0), b = _mm_set1_epi32 (0), c; + __m128i a = _mm_set1_epi32 (param), b = _mm_set1_epi32 (param + 1), c; c = _mm_maddubs_epi16 (a, b); - return 0; + return _mm_cvtsi128_si32(c); }]])], have_ssse3_intrinsics=yes) CFLAGS=$xserver_save_CFLAGS |