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moving lps state transition code a little up in the branched asm code (1% faster on P3)

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Originally committed as revision 6658 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-10-11 16:39:50 +00:00
parent b99f3cabed
commit 2b5269b51c
1 changed files with 2 additions and 2 deletions
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4
libavcodec/cabac.h
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@ -405,11 +405,11 @@ static int get_cabac(CABACContext *c, uint8_t * const state){
"subl %%edx, %%ebx \n\t"
"movl %%esi, %%edx \n\t"
"shr $19, %%esi \n\t"
"movzbl "MANGLE(ff_h264_lps_state)"(%%eax), %%ecx \n\t"
"movb %%cl, (%1) \n\t"
"movzbl " MANGLE(ff_h264_norm_shift) "(%%esi), %%ecx \n\t"
"shll %%cl, %%ebx \n\t"
"shll %%cl, %%edx \n\t"
"movzbl "MANGLE(ff_h264_lps_state)"(%%eax), %%ecx \n\t"
"movb %%cl, (%1) \n\t"
"addl $1, %%eax \n\t"
"test %%bx, %%bx \n\t"
" jnz 2f \n\t"