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-rw-r--r--pixman/test/utils-prng.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/pixman/test/utils-prng.c b/pixman/test/utils-prng.c
index 7c2dd6a9a..967b8989a 100644
--- a/pixman/test/utils-prng.c
+++ b/pixman/test/utils-prng.c
@@ -27,6 +27,10 @@
#include "utils.h"
#include "utils-prng.h"
+#if defined(GCC_VECTOR_EXTENSIONS_SUPPORTED) && defined(__SSE2__)
+#include <xmmintrin.h>
+#endif
+
void smallprng_srand_r (smallprng_t *x, uint32_t seed)
{
uint32_t i;
@@ -77,6 +81,14 @@ store_rand_128_data (void *addr, prng_rand_128_data_t *d, int aligned)
*(uint8x16 *)addr = d->vb;
return;
}
+ else
+ {
+#ifdef __SSE2__
+ /* workaround for http://gcc.gnu.org/PR55614 */
+ _mm_storeu_si128 (addr, _mm_loadu_si128 ((__m128i *)d));
+ return;
+#endif
+ }
#endif
/* we could try something better for unaligned writes (packed attribute),
* but GCC is not very reliable: http://gcc.gnu.org/PR55454 */