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| author | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-11-11 15:35:11 +0000 |
|---|---|---|
| committer | nick <nick@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-11-11 15:35:11 +0000 |
| commit | 1ffb6bfa2be8d8f3b5e527d7950b6d2b115c1cda (patch) | |
| tree | 61d19f843d579ec1af6cd3c1216c0773845a4474 /libvo/osd_template.c | |
| parent | b66e9843f8d864fb22a5ab39ba8776dbcaa4cf4c (diff) | |
| download | mpv-1ffb6bfa2be8d8f3b5e527d7950b6d2b115c1cda.tar.bz2 mpv-1ffb6bfa2be8d8f3b5e527d7950b6d2b115c1cda.tar.xz | |
Minor speedup for K6-2, K7, P3
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2836 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libvo/osd_template.c')
| -rw-r--r-- | libvo/osd_template.c | 67 |
1 files changed, 34 insertions, 33 deletions
diff --git a/libvo/osd_template.c b/libvo/osd_template.c index e32fc6bc03..41d239f563 100644 --- a/libvo/osd_template.c +++ b/libvo/osd_template.c @@ -85,40 +85,41 @@ PROFILE_START(); register int x; #ifdef ARCH_X86 #ifdef HAVE_MMX + asm volatile( + PREFETCHW" %0\n\t" + PREFETCH" %1\n\t" + PREFETCH" %2\n\t" + "pxor %%mm7, %%mm7\n\t" + "pcmpeqb %%mm6, %%mm6\n\t" // F..F + ::"m"(dstbase),"m"(srca),"m"(src):"memory"); + for(x=0;x<w;x+=2){ asm volatile( - "pxor %%mm7, %%mm7 \n\t" - "xorl %%eax, %%eax \n\t" - "pcmpeqb %%mm6, %%mm6 \n\t" // F..F - ".balign 16\n\t" - "1: \n\t" - "movq (%0, %%eax, 4), %%mm0 \n\t" // dstbase - "movq %%mm0, %%mm1 \n\t" - "punpcklbw %%mm7, %%mm0 \n\t" - "punpckhbw %%mm7, %%mm1 \n\t" - "movd (%1, %%eax), %%mm2 \n\t" // srca ABCD0000 - "paddb %%mm6, %%mm2 \n\t" - "punpcklbw %%mm2, %%mm2 \n\t" // srca AABBCCDD - "punpcklbw %%mm2, %%mm2 \n\t" // srca AAAABBBB - "movq %%mm2, %%mm3 \n\t" - "punpcklbw %%mm7, %%mm2 \n\t" // srca 0A0A0A0A - "punpckhbw %%mm7, %%mm3 \n\t" // srca 0B0B0B0B - "pmullw %%mm2, %%mm0 \n\t" - "pmullw %%mm3, %%mm1 \n\t" - "psrlw $8, %%mm0 \n\t" - "psrlw $8, %%mm1 \n\t" - "packuswb %%mm1, %%mm0 \n\t" - "movd (%2, %%eax), %%mm2 \n\t" // src ABCD0000 - "punpcklbw %%mm2, %%mm2 \n\t" // src AABBCCDD - "punpcklbw %%mm2, %%mm2 \n\t" // src AAAABBBB - "paddb %%mm2, %%mm0 \n\t" - "movq %%mm0, (%0, %%eax, 4) \n\t" - "addl $2, %%eax \n\t" - "cmpl %3, %%eax \n\t" - " jb 1b \n\t" - - :: "r" (dstbase), "r" (srca), "r" (src), "r" (w) - : "%eax" - ); + PREFETCHW" 32%0\n\t" + PREFETCH" 32%1\n\t" + PREFETCH" 32%2\n\t" + "movq %0, %%mm0\n\t" // dstbase + "movq %%mm0, %%mm1\n\t" + "punpcklbw %%mm7, %%mm0\n\t" + "punpckhbw %%mm7, %%mm1\n\t" + "movd %1, %%mm2\n\t" // srca ABCD0000 + "paddb %%mm6, %%mm2\n\t" + "punpcklbw %%mm2, %%mm2\n\t" // srca AABBCCDD + "punpcklbw %%mm2, %%mm2\n\t" // srca AAAABBBB + "movq %%mm2, %%mm3\n\t" + "punpcklbw %%mm7, %%mm2\n\t" // srca 0A0A0A0A + "punpckhbw %%mm7, %%mm3\n\t" // srca 0B0B0B0B + "pmullw %%mm2, %%mm0\n\t" + "pmullw %%mm3, %%mm1\n\t" + "psrlw $8, %%mm0\n\t" + "psrlw $8, %%mm1\n\t" + "packuswb %%mm1, %%mm0\n\t" + "movd %2, %%mm2 \n\t" // src ABCD0000 + "punpcklbw %%mm2, %%mm2\n\t" // src AABBCCDD + "punpcklbw %%mm2, %%mm2\n\t" // src AAAABBBB + "paddb %%mm2, %%mm0\n\t" + "movq %%mm0, %0\n\t" + :: "m" (dstbase[4*x]), "m" (srca[x]), "m" (src[x])); + } #else /* 0 HAVE_MMX2*/ for(x=0;x<w;x++){ if(srca[x]){ |