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| author | Arpi <arpi@thot.banki.hu> | 2002-01-28 19:34:16 +0000 |
|---|---|---|
| committer | Arpi <arpi@thot.banki.hu> | 2002-01-28 19:34:16 +0000 |
| commit | 5dfd24ac98ed1fc01ef26ea0a41ee0eb6acd08b6 (patch) | |
| tree | 2018c4dd881ab59f9d00df275aa06c00d7d9e336 /libavcodec/i386/mpegvideo_mmx_template.c | |
| parent | 320680d42006bac4f2cbe3cfbc254036e983210e (diff) | |
workaround gcc bug "m" (0)
avoiding useage of ebx
Originally committed as revision 283 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/i386/mpegvideo_mmx_template.c')
| -rw-r--r-- | libavcodec/i386/mpegvideo_mmx_template.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/libavcodec/i386/mpegvideo_mmx_template.c b/libavcodec/i386/mpegvideo_mmx_template.c index 71df06504a..ffe5c848af 100644 --- a/libavcodec/i386/mpegvideo_mmx_template.c +++ b/libavcodec/i386/mpegvideo_mmx_template.c @@ -67,17 +67,17 @@ static int RENAME(dct_quantize)(MpegEncContext *s, #if 1 asm volatile ( "xorl %%edx, %%edx \n\t" - "mul %%ebx \n\t" + "mul %%ecx \n\t" : "=d" (temp_block[0]), "=a"(dummy) - : "a" (block[0] + (q >> 1)), "b" (inverse[q]) + : "a" (block[0] + (q >> 1)), "c" (inverse[q]) ); #else asm volatile ( "xorl %%edx, %%edx \n\t" - "divw %%bx \n\t" + "divw %%cx \n\t" "movzwl %%ax, %%eax \n\t" : "=a" (temp_block[0]) - : "a" (block[0] + (q >> 1)), "b" (q) + : "a" (block[0] + (q >> 1)), "c" (q) : "%edx" ); #endif @@ -119,8 +119,10 @@ static int RENAME(dct_quantize)(MpegEncContext *s, SPREADW(%%mm3) "movd %4, %%mm4 \n\t" SPREADW(%%mm4) +#ifndef HAVE_MMX2 "movd %5, %%mm5 \n\t" SPREADW(%%mm5) +#endif "pxor %%mm7, %%mm7 \n\t" "movd %%eax, %%mm2 \n\t" SPREADW(%%mm2) @@ -160,9 +162,9 @@ static int RENAME(dct_quantize)(MpegEncContext *s, : "+a" (last_non_zero_p1) : "r" (block+64), "r" (qmat+64), #ifdef HAVE_MMX2 - "m" (maxLevel), "m" (minLevel), "m" (0 /* dummy */), "g" (2*i - 128), + "m" (maxLevel), "m" (minLevel), "m" (minLevel /* dummy */), "g" (2*i - 128), #else - "m" (0x7FFF - maxLevel), "m" (0x7FFF -maxLevel + minLevel), "m" (minLevel), "g" (2*i - 128), + "m" (0x7FFF - maxLevel), "m" (0x7FFF -maxLevel + minLevel), "m" (minLevel), "g" (2*i - 128), #endif "r" (inv_zigzag_direct16+64), "r" (temp_block+64) ); |