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more mmx and fix 100l sig11 in the previous mmx commit 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10748 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rfelker 2003-08-31 21:12:44 +00:00
parent 4736af8f1a
commit fc253c8c75
1 changed files with 104 additions and 3 deletions
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107
libmpcodecs/pullup.c
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@ -45,12 +45,102 @@ static int diff_y_mmx(unsigned char *a, unsigned char *b, int s)
"paddd %%mm4, %%mm3 \n\t"
"movd %%mm3, %%eax \n\t"
"psrlq $32, %%mm3 \n\t"
"movd %%mm3, %%ebx \n\t"
"addl %%ebx, %%eax \n\t"
"movd %%mm3, %%edx \n\t"
"addl %%edx, %%eax \n\t"
"emms \n\t"
: "=a" (ret)
: "S" (a), "D" (b), "a" (s)
: "%edx"
);
return ret;
}
static int licomb_y_mmx(unsigned char *a, unsigned char *b, int s)
{
int ret;
asm volatile (
"movl $8, %%ecx \n\t"
"pxor %%mm6, %%mm6 \n\t"
"pxor %%mm7, %%mm7 \n\t"
"subl %%eax, %%edi \n\t"
".balign 16 \n\t"
"2: \n\t"
"movq (%%esi), %%mm0 \n\t"
"movq (%%edi), %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"movq (%%edi,%%eax), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"paddw %%mm0, %%mm0 \n\t"
"paddw %%mm2, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"psubusw %%mm1, %%mm0 \n\t"
"psubusw %%mm2, %%mm1 \n\t"
"paddw %%mm0, %%mm6 \n\t"
"paddw %%mm1, %%mm6 \n\t"
"movq (%%esi), %%mm0 \n\t"
"movq (%%edi), %%mm1 \n\t"
"punpckhbw %%mm7, %%mm0 \n\t"
"movq (%%edi,%%eax), %%mm2 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm2 \n\t"
"paddw %%mm0, %%mm0 \n\t"
"paddw %%mm2, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"psubusw %%mm1, %%mm0 \n\t"
"psubusw %%mm2, %%mm1 \n\t"
"paddw %%mm0, %%mm6 \n\t"
"paddw %%mm1, %%mm6 \n\t"
"movq (%%edi,%%eax), %%mm0 \n\t"
"movq (%%esi), %%mm1 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"movq (%%esi,%%eax), %%mm2 \n\t"
"punpcklbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"paddw %%mm0, %%mm0 \n\t"
"paddw %%mm2, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"psubusw %%mm1, %%mm0 \n\t"
"psubusw %%mm2, %%mm1 \n\t"
"paddw %%mm0, %%mm6 \n\t"
"paddw %%mm1, %%mm6 \n\t"
"movq (%%edi,%%eax), %%mm0 \n\t"
"movq (%%esi), %%mm1 \n\t"
"punpckhbw %%mm7, %%mm0 \n\t"
"movq (%%esi,%%eax), %%mm2 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpckhbw %%mm7, %%mm2 \n\t"
"paddw %%mm0, %%mm0 \n\t"
"paddw %%mm2, %%mm1 \n\t"
"movq %%mm0, %%mm2 \n\t"
"psubusw %%mm1, %%mm0 \n\t"
"psubusw %%mm2, %%mm1 \n\t"
"paddw %%mm0, %%mm6 \n\t"
"paddw %%mm1, %%mm6 \n\t"
"addl %%eax, %%esi \n\t"
"addl %%eax, %%edi \n\t"
"decl %%ecx \n\t"
"jnz 2b \n\t"
"movq %%mm6, %%mm5 \n\t"
"punpcklwd %%mm7, %%mm6 \n\t"
"punpckhwd %%mm7, %%mm5 \n\t"
"paddd %%mm6, %%mm5 \n\t"
"movd %%mm5, %%eax \n\t"
"psrlq $32, %%mm5 \n\t"
"movd %%mm5, %%edx \n\t"
"addl %%edx, %%eax \n\t"
"emms \n\t"
: "=a" (ret)
: "S" (a), "D" (b), "a" (s)
: "%edx"
);
return ret;
}
@ -80,6 +170,14 @@ static int licomb_y(unsigned char *a, unsigned char *b, int s)
return diff;
}
static int licomb_y_test(unsigned char *a, unsigned char *b, int s)
{
int c = licomb_y(a,b,s);
int m = licomb_y_mmx(a,b,s);
if (c != m) printf("%d != %d\n", c, m);
return m;
}
@ -552,7 +650,10 @@ void pullup_init_context(struct pullup_context *c)
c->diff = diff_y;
c->licomb = licomb_y;
#ifdef HAVE_MMX
if (c->cpu & PULLUP_CPU_MMX) c->diff = diff_y_mmx;
if (c->cpu & PULLUP_CPU_MMX) {
c->diff = diff_y_mmx;
c->licomb = licomb_y_mmx;
}
#endif
break;
#if 0