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| author | James Darnley <jdarnley@obe.tv> | 2017-11-06 15:43:39 +0100 |
|---|---|---|
| committer | James Darnley <james.darnley@gmail.com> | 2017-12-24 22:02:41 +0100 |
| commit | 8f86e6623811f7713d5e72c13797e20fffb3df62 (patch) | |
| tree | d31ecebf39215db8fe7c1b0c2b29e0f98ea2db61 | |
| parent | e2218ed8ce6e2f208b9279acc80b7e2b7f1eae6c (diff) | |
| download | ffmpeg-8f86e6623811f7713d5e72c13797e20fffb3df62.tar.gz | |
avcodec: add stride alignment needed for AVX-512
| -rwxr-xr-x | configure | 2 | ||||
| -rw-r--r-- | libavcodec/internal.h | 4 |
2 files changed, 5 insertions, 1 deletions
@@ -1892,6 +1892,7 @@ ARCH_FEATURES=" local_aligned simd_align_16 simd_align_32 + simd_align_64 " BUILTIN_LIST=" @@ -2394,6 +2395,7 @@ fast_clz_if_any="aarch64 alpha avr32 mips ppc x86" fast_unaligned_if_any="aarch64 ppc x86" simd_align_16_if_any="altivec neon sse" simd_align_32_if_any="avx" +simd_align_64_if_any="avx512" # system capabilities symver_if_any="symver_asm_label symver_gnu_asm" diff --git a/libavcodec/internal.h b/libavcodec/internal.h index 30cb9a0de1..fcbdb6c04d 100644 --- a/libavcodec/internal.h +++ b/libavcodec/internal.h @@ -87,7 +87,9 @@ #define FF_SIGNBIT(x) ((x) >> CHAR_BIT * sizeof(x) - 1) -#if HAVE_SIMD_ALIGN_32 +#if HAVE_SIMD_ALIGN_64 +# define STRIDE_ALIGN 64 /* AVX-512 */ +#elif HAVE_SIMD_ALIGN_32 # define STRIDE_ALIGN 32 #elif HAVE_SIMD_ALIGN_16 # define STRIDE_ALIGN 16 |