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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-15 03:35:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-15 03:35:49 +0000 |
commit | d8bbc7858622b6d9c278469aab701ca0b609cddf (patch) | |
tree | eff41dc61d9f714852212739e6b3738b82a2af87 /third_party/aom/aom_dsp/x86/synonyms.h | |
parent | Releasing progress-linux version 125.0.3-1~progress7.99u1. (diff) | |
download | firefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.tar.xz firefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.zip |
Merging upstream version 126.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/aom/aom_dsp/x86/synonyms.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/synonyms.h b/third_party/aom/aom_dsp/x86/synonyms.h index 6744ec51d0..74318de2e5 100644 --- a/third_party/aom/aom_dsp/x86/synonyms.h +++ b/third_party/aom/aom_dsp/x86/synonyms.h @@ -46,6 +46,25 @@ static INLINE __m128i xx_loadu_128(const void *a) { return _mm_loadu_si128((const __m128i *)a); } + +// _mm_loadu_si64 has been introduced in GCC 9, reimplement the function +// manually on older compilers. +#if !defined(__clang__) && __GNUC_MAJOR__ < 9 +static INLINE __m128i xx_loadu_2x64(const void *hi, const void *lo) { + __m64 hi_, lo_; + memcpy(&hi_, hi, sizeof(hi_)); + memcpy(&lo_, lo, sizeof(lo_)); + return _mm_set_epi64(hi_, lo_); +} +#else +// Load 64 bits from each of hi and low, and pack into an SSE register +// Since directly loading as `int64_t`s and using _mm_set_epi64 may violate +// the strict aliasing rule, this takes a different approach +static INLINE __m128i xx_loadu_2x64(const void *hi, const void *lo) { + return _mm_unpacklo_epi64(_mm_loadu_si64(lo), _mm_loadu_si64(hi)); +} +#endif + static INLINE void xx_storel_32(void *const a, const __m128i v) { const int val = _mm_cvtsi128_si32(v); memcpy(a, &val, sizeof(val)); |