mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
362 lines
11 KiB
362 lines
11 KiB
/* |
|
* MMX optimized motion estimation |
|
* Copyright (c) 2001 Gerard Lantau. |
|
* |
|
* This program is free software; you can redistribute it and/or modify |
|
* it under the terms of the GNU General Public License as published by |
|
* the Free Software Foundation; either version 2 of the License, or |
|
* (at your option) any later version. |
|
* |
|
* This program 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 General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU General Public License |
|
* along with this program; if not, write to the Free Software |
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
|
* |
|
* mostly by Michael Niedermayer <michaelni@gmx.at> |
|
*/ |
|
#include "../dsputil.h" |
|
|
|
static const __attribute__ ((aligned(8))) UINT64 round_tab[3]={ |
|
0x0000000000000000, |
|
0x0001000100010001, |
|
0x0002000200020002, |
|
}; |
|
|
|
static inline void sad8_mmx(UINT8 *blk1, UINT8 *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 *blk1, UINT8 *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 *blk1a, UINT8 *blk1b, UINT8 *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 *blk1, UINT8 *blk2, int stride, int h) |
|
{ //FIXME reuse src |
|
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 1(%1, %%eax), %%mm1 \n\t" |
|
"movq 1(%2, %%eax), %%mm3 \n\t" |
|
"pavgb %%mm2, %%mm0 \n\t" |
|
"pavgb %%mm1, %%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" |
|
"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 *blk1a, UINT8 *blk1b, UINT8 *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 *blk1, UINT8 *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() |
|
{ |
|
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() |
|
{ |
|
int ret; |
|
asm volatile( |
|
"movd %%mm6, %0 \n\t" |
|
: "=r" (ret) |
|
); |
|
return ret; |
|
} |
|
|
|
#define PIX_SAD(suf)\ |
|
int pix_abs8x8_ ## suf(UINT8 *blk2, UINT8 *blk1, int stride)\ |
|
{\ |
|
asm volatile("pxor %%mm7, %%mm7 \n\t"\ |
|
"pxor %%mm6, %%mm6 \n\t":);\ |
|
\ |
|
sad8_ ## suf(blk1, blk2, stride, 3);\ |
|
\ |
|
return sum_ ## suf();\ |
|
}\ |
|
\ |
|
int pix_abs8x8_x2_ ## suf(UINT8 *blk2, UINT8 *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, blk2+1, blk2, stride, 3);\ |
|
\ |
|
return sum_ ## suf();\ |
|
}\ |
|
\ |
|
int pix_abs8x8_y2_ ## suf(UINT8 *blk2, UINT8 *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();\ |
|
}\ |
|
\ |
|
int pix_abs8x8_xy2_ ## suf(UINT8 *blk2, UINT8 *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();\ |
|
}\ |
|
\ |
|
int pix_abs16x16_ ## suf(UINT8 *blk2, UINT8 *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();\ |
|
}\ |
|
int pix_abs16x16_x2_ ## suf(UINT8 *blk2, UINT8 *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();\ |
|
}\ |
|
int pix_abs16x16_y2_ ## suf(UINT8 *blk2, UINT8 *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();\ |
|
}\ |
|
int pix_abs16x16_xy2_ ## suf(UINT8 *blk2, UINT8 *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)
|
|
|