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Fix asm constraints in apply_window()

Originally committed as revision 23752 to svn://svn.ffmpeg.org/ffmpeg/trunk
tags/n0.8
Vitor Sessak 15 years ago
parent
commit
57dbd12b6d
1 changed files with 8 additions and 7 deletions
  1. +8
    -7
      libavcodec/x86/mpegaudiodec_mmx.c

+ 8
- 7
libavcodec/x86/mpegaudiodec_mmx.c View File

@@ -51,11 +51,11 @@ static void apply_window(const float *buf, const float *win1,


#define MULT(a, b) \
"movaps " #a "(%0,%5), %%xmm1 \n\t" \
"movaps " #a "(%2,%5), %%xmm2 \n\t" \
"movaps " #a "(%1,%0), %%xmm1 \n\t" \
"movaps " #a "(%3,%0), %%xmm2 \n\t" \
"mulps %%xmm2, %%xmm1 \n\t" \
"subps %%xmm1, %%xmm0 \n\t" \
"mulps " #b "(%1,%5), %%xmm2 \n\t" \
"mulps " #b "(%2,%0), %%xmm2 \n\t" \
"subps %%xmm2, %%xmm4 \n\t" \

__asm__ volatile(
@@ -72,11 +72,12 @@ static void apply_window(const float *buf, const float *win1,
MULT(1536, 384)
MULT(1792, 448)

"movaps %%xmm0, (%3,%5) \n\t"
"movaps %%xmm4, (%4,%5) \n\t"
"addl $16, %5 \n\t"
"movaps %%xmm0, (%4,%0) \n\t"
"movaps %%xmm4, (%5,%0) \n\t"
"addl $16, %0 \n\t"
"jl 1b \n\t"
:"+&r"(win1a), "+&r"(win2a), "+&r"(bufa), "+&r"(sum1a), "+&r"(sum2a), "+&r"(count)
:"+&r"(count)
:"r"(win1a), "r"(win2a), "r"(bufa), "r"(sum1a), "r"(sum2a)
);

#undef MULT


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