diff options
Diffstat (limited to 'meson/test cases/common/147 simd/simd_sse41.c')
-rw-r--r-- | meson/test cases/common/147 simd/simd_sse41.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/meson/test cases/common/147 simd/simd_sse41.c b/meson/test cases/common/147 simd/simd_sse41.c new file mode 100644 index 000000000..29f25554a --- /dev/null +++ b/meson/test cases/common/147 simd/simd_sse41.c @@ -0,0 +1,40 @@ +#include<simdconfig.h> +#include<simdfuncs.h> + +#include<stdint.h> + +#ifdef _MSC_VER +#include<intrin.h> + +int sse41_available(void) { + return 1; +} + +#else +#include<smmintrin.h> +#include<cpuid.h> + +#if defined(__APPLE__) +int sse41_available(void) { return 1; } +#else +int sse41_available(void) { + return __builtin_cpu_supports("sse4.1"); +} +#endif +#endif + +void increment_sse41(float arr[4]) { + ALIGN_16 double darr[4]; + __m128d val1 = _mm_set_pd(arr[0], arr[1]); + __m128d val2 = _mm_set_pd(arr[2], arr[3]); + __m128d one = _mm_set_pd(1.0, 1.0); + __m128d result = _mm_add_pd(val1, one); + result = _mm_ceil_pd(result); /* A no-op, only here to use a SSE4.1 intrinsic. */ + _mm_store_pd(darr, result); + result = _mm_add_pd(val2, one); + _mm_store_pd(&darr[2], result); + arr[0] = (float)darr[1]; + arr[1] = (float)darr[0]; + arr[2] = (float)darr[3]; + arr[3] = (float)darr[2]; +} |