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| author | Loren Merritt <lorenm@u.washington.edu> | 2006-03-05 19:02:35 +0000 |
|---|---|---|
| committer | Loren Merritt <lorenm@u.washington.edu> | 2006-03-05 19:02:35 +0000 |
| commit | d84f7c61eede0e5327c24e606097c271abc7fea3 (patch) | |
| tree | 3b84a11e271962d14a8f460d4888973cbc2c6e53 | |
| parent | 980bbb13d653561d83619350db32ccb5e5248f95 (diff) | |
gcc2.95 workaround
Originally committed as revision 5111 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/i386/h264dsp_mmx.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/libavcodec/i386/h264dsp_mmx.c b/libavcodec/i386/h264dsp_mmx.c index f46a8965f4..5d05152b04 100644 --- a/libavcodec/i386/h264dsp_mmx.c +++ b/libavcodec/i386/h264dsp_mmx.c @@ -518,12 +518,14 @@ static void OPNAME ## h264_qpel4_h_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, i }\ static void OPNAME ## h264_qpel4_h_lowpass_l2_ ## MMX(uint8_t *dst, uint8_t *src, uint8_t *src2, int dstStride, int src2Stride){\ int h=4;\ -\ asm volatile(\ "pxor %%mm7, %%mm7 \n\t"\ - "movq %6, %%mm4 \n\t"\ - "movq %7, %%mm5 \n\t"\ - "1: \n\t"\ + "movq %0, %%mm4 \n\t"\ + "movq %1, %%mm5 \n\t"\ + :: "m"(ff_pw_5), "m"(ff_pw_16)\ + );\ + do{\ + asm volatile(\ "movd -1(%0), %%mm1 \n\t"\ "movd (%0), %%mm2 \n\t"\ "movd 1(%0), %%mm3 \n\t"\ @@ -549,16 +551,14 @@ static void OPNAME ## h264_qpel4_h_lowpass_l2_ ## MMX(uint8_t *dst, uint8_t *src "packuswb %%mm0, %%mm0 \n\t"\ PAVGB" %%mm3, %%mm0 \n\t"\ OP(%%mm0, (%1),%%mm6, d)\ - "add %5, %0 \n\t"\ - "add %5, %1 \n\t"\ - "add %4, %2 \n\t"\ - "decl %3 \n\t"\ - " jnz 1b \n\t"\ - : "+a"(src), "+c"(dst), "+d"(src2), "+m"(h)\ - : "D"((long)src2Stride), "S"((long)dstStride),\ - "m"(ff_pw_5), "m"(ff_pw_16)\ + "add %4, %0 \n\t"\ + "add %4, %1 \n\t"\ + "add %3, %2 \n\t"\ + : "+a"(src), "+c"(dst), "+d"(src2)\ + : "D"((long)src2Stride), "S"((long)dstStride)\ : "memory"\ );\ + }while(--h);\ }\ static void OPNAME ## h264_qpel4_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, int dstStride, int srcStride){\ src -= 2*srcStride;\ @@ -714,8 +714,11 @@ static void OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(uint8_t *dst, uint8_t *src int h=8;\ asm volatile(\ "pxor %%mm7, %%mm7 \n\t"\ - "movq %6, %%mm6 \n\t"\ - "1: \n\t"\ + "movq %0, %%mm6 \n\t"\ + :: "m"(ff_pw_5)\ + );\ + do{\ + asm volatile(\ "movq (%0), %%mm0 \n\t"\ "movq 1(%0), %%mm2 \n\t"\ "movq %%mm0, %%mm1 \n\t"\ @@ -748,7 +751,7 @@ static void OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(uint8_t *dst, uint8_t *src "punpcklbw %%mm7, %%mm5 \n\t"\ "paddw %%mm3, %%mm2 \n\t"\ "paddw %%mm5, %%mm4 \n\t"\ - "movq %7, %%mm5 \n\t"\ + "movq %5, %%mm5 \n\t"\ "paddw %%mm5, %%mm2 \n\t"\ "paddw %%mm5, %%mm4 \n\t"\ "paddw %%mm2, %%mm0 \n\t"\ @@ -759,16 +762,15 @@ static void OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(uint8_t *dst, uint8_t *src "packuswb %%mm1, %%mm0 \n\t"\ PAVGB" %%mm4, %%mm0 \n\t"\ OP(%%mm0, (%1),%%mm5, q)\ - "add %5, %0 \n\t"\ - "add %5, %1 \n\t"\ - "add %4, %2 \n\t"\ - "decl %3 \n\t"\ - " jnz 1b \n\t"\ - : "+a"(src), "+c"(dst), "+d"(src2), "+m"(h)\ + "add %4, %0 \n\t"\ + "add %4, %1 \n\t"\ + "add %3, %2 \n\t"\ + : "+a"(src), "+c"(dst), "+d"(src2)\ : "D"((long)src2Stride), "S"((long)dstStride),\ - "m"(ff_pw_5), "m"(ff_pw_16)\ + "m"(ff_pw_16)\ : "memory"\ );\ + }while(--h);\ }\ \ static inline void OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h){\ |