+++ /dev/null
-/*
- * MMX optimized motion estimation
- * Copyright (c) 2001 Fabrice Bellard.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * mostly by Michael Niedermayer <michaelni@gmx.at>
- */
-#include "../dsputil.h"
-
-static const __attribute__ ((aligned(8))) uint64_t round_tab[3]={
-0x0000000000000000,
-0x0001000100010001,
-0x0002000200020002,
-};
-
-static __attribute__ ((aligned(8), unused)) uint64_t bone= 0x0101010101010101LL;
-
-static inline void sad8_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
-{
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm2 \n\t"
- "movq (%2, %%eax), %%mm4 \n\t"
- "addl %3, %%eax \n\t"
- "psubusb %%mm0, %%mm2 \n\t"
- "psubusb %%mm4, %%mm0 \n\t"
- "movq (%1, %%eax), %%mm1 \n\t"
- "movq (%2, %%eax), %%mm3 \n\t"
- "movq (%2, %%eax), %%mm5 \n\t"
- "psubusb %%mm1, %%mm3 \n\t"
- "psubusb %%mm5, %%mm1 \n\t"
- "por %%mm2, %%mm0 \n\t"
- "por %%mm1, %%mm3 \n\t"
- "movq %%mm0, %%mm1 \n\t"
- "movq %%mm3, %%mm2 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "punpckhbw %%mm7, %%mm1 \n\t"
- "punpcklbw %%mm7, %%mm3 \n\t"
- "punpckhbw %%mm7, %%mm2 \n\t"
- "paddw %%mm1, %%mm0 \n\t"
- "paddw %%mm3, %%mm2 \n\t"
- "paddw %%mm2, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %3, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1 - len), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline void sad8_mmx2(uint8_t *blk1, uint8_t *blk2, int stride, int h)
-{
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm2 \n\t"
- "psadbw %%mm2, %%mm0 \n\t"
- "addl %3, %%eax \n\t"
- "movq (%1, %%eax), %%mm1 \n\t"
- "movq (%2, %%eax), %%mm3 \n\t"
- "psadbw %%mm1, %%mm3 \n\t"
- "paddw %%mm3, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %3, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1 - len), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline void sad8_2_mmx2(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h)
-{
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm2 \n\t"
- "pavgb %%mm2, %%mm0 \n\t"
- "movq (%3, %%eax), %%mm2 \n\t"
- "psadbw %%mm2, %%mm0 \n\t"
- "addl %4, %%eax \n\t"
- "movq (%1, %%eax), %%mm1 \n\t"
- "movq (%2, %%eax), %%mm3 \n\t"
- "pavgb %%mm1, %%mm3 \n\t"
- "movq (%3, %%eax), %%mm1 \n\t"
- "psadbw %%mm1, %%mm3 \n\t"
- "paddw %%mm3, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %4, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline void sad8_4_mmx2(uint8_t *blk1, uint8_t *blk2, int stride, int h)
-{ //FIXME reuse src
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "movq "MANGLE(bone)", %%mm5 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm2 \n\t"
- "movq 1(%1, %%eax), %%mm1 \n\t"
- "movq 1(%2, %%eax), %%mm3 \n\t"
- "pavgb %%mm2, %%mm0 \n\t"
- "pavgb %%mm1, %%mm3 \n\t"
- "psubusb %%mm5, %%mm3 \n\t"
- "pavgb %%mm3, %%mm0 \n\t"
- "movq (%3, %%eax), %%mm2 \n\t"
- "psadbw %%mm2, %%mm0 \n\t"
- "addl %4, %%eax \n\t"
- "movq (%1, %%eax), %%mm1 \n\t"
- "movq (%2, %%eax), %%mm3 \n\t"
- "movq 1(%1, %%eax), %%mm2 \n\t"
- "movq 1(%2, %%eax), %%mm4 \n\t"
- "pavgb %%mm3, %%mm1 \n\t"
- "pavgb %%mm4, %%mm2 \n\t"
- "psubusb %%mm5, %%mm2 \n\t"
- "pavgb %%mm1, %%mm2 \n\t"
- "movq (%3, %%eax), %%mm1 \n\t"
- "psadbw %%mm1, %%mm2 \n\t"
- "paddw %%mm2, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %4, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h)
-{
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm1 \n\t"
- "movq (%1, %%eax), %%mm2 \n\t"
- "movq (%2, %%eax), %%mm3 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "punpcklbw %%mm7, %%mm1 \n\t"
- "punpckhbw %%mm7, %%mm2 \n\t"
- "punpckhbw %%mm7, %%mm3 \n\t"
- "paddw %%mm0, %%mm1 \n\t"
- "paddw %%mm2, %%mm3 \n\t"
- "movq (%3, %%eax), %%mm4 \n\t"
- "movq (%3, %%eax), %%mm2 \n\t"
- "paddw %%mm5, %%mm1 \n\t"
- "paddw %%mm5, %%mm3 \n\t"
- "psrlw $1, %%mm1 \n\t"
- "psrlw $1, %%mm3 \n\t"
- "packuswb %%mm3, %%mm1 \n\t"
- "psubusb %%mm1, %%mm4 \n\t"
- "psubusb %%mm2, %%mm1 \n\t"
- "por %%mm4, %%mm1 \n\t"
- "movq %%mm1, %%mm0 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "punpckhbw %%mm7, %%mm1 \n\t"
- "paddw %%mm1, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %4, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
-{
- int len= -(stride<<h);
- asm volatile(
- ".balign 16 \n\t"
- "1: \n\t"
- "movq (%1, %%eax), %%mm0 \n\t"
- "movq (%2, %%eax), %%mm1 \n\t"
- "movq %%mm0, %%mm4 \n\t"
- "movq %%mm1, %%mm2 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "punpcklbw %%mm7, %%mm1 \n\t"
- "punpckhbw %%mm7, %%mm4 \n\t"
- "punpckhbw %%mm7, %%mm2 \n\t"
- "paddw %%mm1, %%mm0 \n\t"
- "paddw %%mm2, %%mm4 \n\t"
- "movq 1(%1, %%eax), %%mm2 \n\t"
- "movq 1(%2, %%eax), %%mm3 \n\t"
- "movq %%mm2, %%mm1 \n\t"
- "punpcklbw %%mm7, %%mm2 \n\t"
- "punpckhbw %%mm7, %%mm1 \n\t"
- "paddw %%mm0, %%mm2 \n\t"
- "paddw %%mm4, %%mm1 \n\t"
- "movq %%mm3, %%mm4 \n\t"
- "punpcklbw %%mm7, %%mm3 \n\t"
- "punpckhbw %%mm7, %%mm4 \n\t"
- "paddw %%mm3, %%mm2 \n\t"
- "paddw %%mm4, %%mm1 \n\t"
- "movq (%3, %%eax), %%mm3 \n\t"
- "movq (%3, %%eax), %%mm4 \n\t"
- "paddw %%mm5, %%mm2 \n\t"
- "paddw %%mm5, %%mm1 \n\t"
- "psrlw $2, %%mm2 \n\t"
- "psrlw $2, %%mm1 \n\t"
- "packuswb %%mm1, %%mm2 \n\t"
- "psubusb %%mm2, %%mm3 \n\t"
- "psubusb %%mm4, %%mm2 \n\t"
- "por %%mm3, %%mm2 \n\t"
- "movq %%mm2, %%mm0 \n\t"
- "punpcklbw %%mm7, %%mm0 \n\t"
- "punpckhbw %%mm7, %%mm2 \n\t"
- "paddw %%mm2, %%mm0 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "addl %4, %%eax \n\t"
- " js 1b \n\t"
- : "+a" (len)
- : "r" (blk1 - len), "r" (blk1 -len + stride), "r" (blk2 - len), "r" (stride)
- );
-}
-
-static inline int sum_mmx(void)
-{
- int ret;
- asm volatile(
- "movq %%mm6, %%mm0 \n\t"
- "psrlq $32, %%mm6 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "movq %%mm6, %%mm0 \n\t"
- "psrlq $16, %%mm6 \n\t"
- "paddw %%mm0, %%mm6 \n\t"
- "movd %%mm6, %0 \n\t"
- : "=r" (ret)
- );
- return ret&0xFFFF;
-}
-
-static inline int sum_mmx2(void)
-{
- int ret;
- asm volatile(
- "movd %%mm6, %0 \n\t"
- : "=r" (ret)
- );
- return ret;
-}
-
-
-#define PIX_SAD(suf)\
-static int pix_abs8x8_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t":);\
-\
- sad8_ ## suf(blk1, blk2, stride, 3);\
-\
- return sum_ ## suf();\
-}\
-static int sad8x8_ ## suf(void *s, uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t":);\
-\
- sad8_ ## suf(blk1, blk2, stride, 3);\
-\
- return sum_ ## suf();\
-}\
-\
-static int pix_abs8x8_x2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[1]) \
- );\
-\
- sad8_2_ ## suf(blk1, blk1+1, blk2, stride, 3);\
-\
- return sum_ ## suf();\
-}\
-\
-static int pix_abs8x8_y2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[1]) \
- );\
-\
- sad8_2_ ## suf(blk1, blk1+stride, blk2, stride, 3);\
-\
- return sum_ ## suf();\
-}\
-\
-static int pix_abs8x8_xy2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[2]) \
- );\
-\
- sad8_4_ ## suf(blk1, blk2, stride, 3);\
-\
- return sum_ ## suf();\
-}\
-\
-static int pix_abs16x16_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t":);\
-\
- sad8_ ## suf(blk1 , blk2 , stride, 4);\
- sad8_ ## suf(blk1+8, blk2+8, stride, 4);\
-\
- return sum_ ## suf();\
-}\
-static int sad16x16_ ## suf(void *s, uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t":);\
-\
- sad8_ ## suf(blk1 , blk2 , stride, 4);\
- sad8_ ## suf(blk1+8, blk2+8, stride, 4);\
-\
- return sum_ ## suf();\
-}\
-static int pix_abs16x16_x2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[1]) \
- );\
-\
- sad8_2_ ## suf(blk1 , blk1+1, blk2 , stride, 4);\
- sad8_2_ ## suf(blk1+8, blk1+9, blk2+8, stride, 4);\
-\
- return sum_ ## suf();\
-}\
-static int pix_abs16x16_y2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[1]) \
- );\
-\
- sad8_2_ ## suf(blk1 , blk1+stride, blk2 , stride, 4);\
- sad8_2_ ## suf(blk1+8, blk1+stride+8,blk2+8, stride, 4);\
-\
- return sum_ ## suf();\
-}\
-static int pix_abs16x16_xy2_ ## suf(uint8_t *blk2, uint8_t *blk1, int stride)\
-{\
- asm volatile("pxor %%mm7, %%mm7 \n\t"\
- "pxor %%mm6, %%mm6 \n\t"\
- "movq %0, %%mm5 \n\t"\
- :: "m"(round_tab[2]) \
- );\
-\
- sad8_4_ ## suf(blk1 , blk2 , stride, 4);\
- sad8_4_ ## suf(blk1+8, blk2+8, stride, 4);\
-\
- return sum_ ## suf();\
-}\
-
-PIX_SAD(mmx)
-PIX_SAD(mmx2)
-
-void dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx)
-{
- if (mm_flags & MM_MMX) {
- c->pix_abs16x16 = pix_abs16x16_mmx;
- c->pix_abs16x16_x2 = pix_abs16x16_x2_mmx;
- c->pix_abs16x16_y2 = pix_abs16x16_y2_mmx;
- c->pix_abs16x16_xy2 = pix_abs16x16_xy2_mmx;
- c->pix_abs8x8 = pix_abs8x8_mmx;
- c->pix_abs8x8_x2 = pix_abs8x8_x2_mmx;
- c->pix_abs8x8_y2 = pix_abs8x8_y2_mmx;
- c->pix_abs8x8_xy2 = pix_abs8x8_xy2_mmx;
-
- c->sad[0]= sad16x16_mmx;
- c->sad[1]= sad8x8_mmx;
- }
- if (mm_flags & MM_MMXEXT) {
- c->pix_abs16x16 = pix_abs16x16_mmx2;
- c->pix_abs8x8 = pix_abs8x8_mmx2;
-
- c->sad[0]= sad16x16_mmx2;
- c->sad[1]= sad8x8_mmx2;
-
- if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
- c->pix_abs16x16_x2 = pix_abs16x16_x2_mmx2;
- c->pix_abs16x16_y2 = pix_abs16x16_y2_mmx2;
- c->pix_abs16x16_xy2 = pix_abs16x16_xy2_mmx2;
- c->pix_abs8x8_x2 = pix_abs8x8_x2_mmx2;
- c->pix_abs8x8_y2 = pix_abs8x8_y2_mmx2;
- c->pix_abs8x8_xy2 = pix_abs8x8_xy2_mmx2;
- }
- }
-}
projects / synfig.git / blobdiff