parent
ab20d751e9
commit
a3aee9cbb8
1 changed files with 59 additions and 0 deletions
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@ -362,6 +362,65 @@ diff -Paur --no-dereference -- ffmpeg.upstream/libavcodec/vp9_mc_template.c ffmp
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static void FN(inter_pred)(VP9TileData *td)
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{
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static const uint8_t bwlog_tab[2][N_BS_SIZES] = {
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diff -Paur --no-dereference -- ffmpeg.upstream/libavcodec/x86/mathops.h ffmpeg/libavcodec/x86/mathops.h
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--- ffmpeg.upstream/libavcodec/x86/mathops.h
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+++ ffmpeg/libavcodec/x86/mathops.h
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@@ -35,12 +35,20 @@
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static av_always_inline av_const int MULL(int a, int b, unsigned shift)
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{
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int rt, dummy;
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+ if (__builtin_constant_p(shift))
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__asm__ (
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"imull %3 \n\t"
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"shrdl %4, %%edx, %%eax \n\t"
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:"=a"(rt), "=d"(dummy)
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- :"a"(a), "rm"(b), "ci"((uint8_t)shift)
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+ :"a"(a), "rm"(b), "i"(shift & 0x1F)
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);
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+ else
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+ __asm__ (
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+ "imull %3 \n\t"
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+ "shrdl %4, %%edx, %%eax \n\t"
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+ :"=a"(rt), "=d"(dummy)
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+ :"a"(a), "rm"(b), "c"((uint8_t)shift)
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+ );
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return rt;
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}
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@@ -113,19 +121,31 @@
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// avoid +32 for shift optimization (gcc should do that ...)
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#define NEG_SSR32 NEG_SSR32
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static inline int32_t NEG_SSR32( int32_t a, int8_t s){
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+ if (__builtin_constant_p(s))
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__asm__ ("sarl %1, %0\n\t"
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: "+r" (a)
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- : "ic" ((uint8_t)(-s))
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+ : "i" (-s & 0x1F)
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);
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+ else
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+ __asm__ ("sarl %1, %0\n\t"
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+ : "+r" (a)
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+ : "c" ((uint8_t)(-s))
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+ );
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return a;
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}
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#define NEG_USR32 NEG_USR32
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static inline uint32_t NEG_USR32(uint32_t a, int8_t s){
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+ if (__builtin_constant_p(s))
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__asm__ ("shrl %1, %0\n\t"
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: "+r" (a)
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- : "ic" ((uint8_t)(-s))
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+ : "i" (-s & 0x1F)
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);
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+ else
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+ __asm__ ("shrl %1, %0\n\t"
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+ : "+r" (a)
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+ : "c" ((uint8_t)(-s))
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+ );
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return a;
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}
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diff -Paur --no-dereference -- ffmpeg.upstream/libavformat/codec2.c ffmpeg/libavformat/codec2.c
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--- ffmpeg.upstream/libavformat/codec2.c
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+++ ffmpeg/libavformat/codec2.c
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