diff options
| author | Tim Rowley <[email protected]> | 2017-07-06 10:28:53 -0500 |
|---|---|---|
| committer | Tim Rowley <[email protected]> | 2017-07-06 15:00:28 -0500 |
| commit | f0a22956be4802e01f2b4f3244f011212626f12d (patch) | |
| tree | fb57514c614bdc69730907593fd9019d3031f850 | |
| parent | a6893a50c8ae5b68e4175366dac718ee9f6fa9d1 (diff) | |
swr/rast: _mm*_undefined_* implementations for gcc<4.9
Define these in terms of setzero for ancient gcc versions which don't
have the undefined intrinsics.
Cc: [email protected]
Reviewed-by: Bruce Cherniak <[email protected]>
| -rw-r--r-- | src/gallium/drivers/swr/rasterizer/common/os.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/swr/rasterizer/common/os.h b/src/gallium/drivers/swr/rasterizer/common/os.h index 6e4d98f13fc..86577094059 100644 --- a/src/gallium/drivers/swr/rasterizer/common/os.h +++ b/src/gallium/drivers/swr/rasterizer/common/os.h @@ -173,6 +173,12 @@ void _mm256_storeu2_m128i(__m128i *hi, __m128i *lo, __m256i a) _mm_storeu_si128((__m128i*)lo, _mm256_castsi256_si128(a)); _mm_storeu_si128((__m128i*)hi, _mm256_extractf128_si256(a, 0x1)); } + +// gcc prior to 4.9 doesn't have _mm*_undefined_* +#if (__GNUC__) && (GCC_VERSION < 409000) +#define _mm_undefined_si128 _mm_setzero_si128 +#define _mm256_undefined_ps _mm256_setzero_ps +#endif #endif inline |