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FFmpeg/libavcodec/x86/me_cmp_init.c

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/*
* SIMD-optimized motion estimation
* Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
*
* This file is part of FFmpeg.
*
* FFmpeg 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 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/me_cmp.h"
#include "libavcodec/mpegvideo.h"
int ff_sum_abs_dctelem_mmx(int16_t *block);
int ff_sum_abs_dctelem_mmxext(int16_t *block);
int ff_sum_abs_dctelem_sse2(int16_t *block);
int ff_sum_abs_dctelem_ssse3(int16_t *block);
int ff_sse8_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_sse16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_sse16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_hf_noise8_mmx(uint8_t *pix1, int lsize, int h);
int ff_hf_noise16_mmx(uint8_t *pix1, int lsize, int h);
int ff_sad8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad8_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_x2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_x2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad8_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_y2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_y2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad8_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_approx_xy2_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_sad16_approx_xy2_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int stride, int h);
int ff_vsad_intra8_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_vsad_intra16_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_vsad_intra16_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_vsad8_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_vsad16_approx_mmxext(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
int ff_vsad16_approx_sse2(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h);
#define hadamard_func(cpu) \
int ff_hadamard8_diff_ ## cpu(MpegEncContext *s, uint8_t *src1, \
uint8_t *src2, int stride, int h); \
int ff_hadamard8_diff16_ ## cpu(MpegEncContext *s, uint8_t *src1, \
uint8_t *src2, int stride, int h);
hadamard_func(mmx)
hadamard_func(mmxext)
hadamard_func(sse2)
hadamard_func(ssse3)
#if HAVE_YASM
static int nsse16_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int score1, score2;
if (c)
score1 = c->mecc.sse[0](c, pix1, pix2, line_size, h);
else
score1 = ff_sse16_mmx(c, pix1, pix2, line_size, h);
score2 = ff_hf_noise16_mmx(pix1, line_size, h) + ff_hf_noise8_mmx(pix1+8, line_size, h)
- ff_hf_noise16_mmx(pix2, line_size, h) - ff_hf_noise8_mmx(pix2+8, line_size, h);
if (c)
return score1 + FFABS(score2) * c->avctx->nsse_weight;
else
return score1 + FFABS(score2) * 8;
}
static int nsse8_mmx(MpegEncContext *c, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int score1 = ff_sse8_mmx(c, pix1, pix2, line_size, h);
int score2 = ff_hf_noise8_mmx(pix1, line_size, h) -
ff_hf_noise8_mmx(pix2, line_size, h);
if (c)
return score1 + FFABS(score2) * c->avctx->nsse_weight;
else
return score1 + FFABS(score2) * 8;
}
#endif /* HAVE_YASM */
#if HAVE_INLINE_ASM
static int vsad_intra16_mmx(MpegEncContext *v, uint8_t *pix, uint8_t *dummy,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), %%mm2\n" \
"movq 8(%0), %%mm3\n" \
"add %2,%0\n" \
"movq %%mm2, " #out0 "\n" \
"movq %%mm3, " #out1 "\n" \
"psubusb " #in0 ", %%mm2\n" \
"psubusb " #in1 ", %%mm3\n" \
"psubusb " #out0 ", " #in0 "\n" \
"psubusb " #out1 ", " #in1 "\n" \
"por %%mm2, " #in0 "\n" \
"por %%mm3, " #in1 "\n" \
"movq " #in0 ", %%mm2\n" \
"movq " #in1 ", %%mm3\n" \
"punpcklbw %%mm7, " #in0 "\n" \
"punpcklbw %%mm7, " #in1 "\n" \
"punpckhbw %%mm7, %%mm2\n" \
"punpckhbw %%mm7, %%mm3\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw %%mm3, %%mm2\n" \
"paddw %%mm2, " #in0 "\n" \
"paddw " #in0 ", %%mm6\n"
__asm__ volatile (
"movl %3, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pxor %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq 8(%0), %%mm1\n"
"add %2, %0\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movq %%mm6, %%mm0\n"
"psrlq $32, %%mm6\n"
"paddw %%mm6, %%mm0\n"
"movq %%mm0, %%mm6\n"
"psrlq $16, %%mm0\n"
"paddw %%mm6, %%mm0\n"
"movd %%mm0, %1\n"
: "+r" (pix), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp & 0xFFFF;
}
#undef SUM
static int vsad16_mmx(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2,
int line_size, int h)
{
int tmp;
av_assert2((((int) pix1) & 7) == 0);
av_assert2((((int) pix2) & 7) == 0);
av_assert2((line_size & 7) == 0);
#define SUM(in0, in1, out0, out1) \
"movq (%0), %%mm2\n" \
"movq (%1), " #out0 "\n" \
"movq 8(%0), %%mm3\n" \
"movq 8(%1), " #out1 "\n" \
"add %3, %0\n" \
"add %3, %1\n" \
"psubb " #out0 ", %%mm2\n" \
"psubb " #out1 ", %%mm3\n" \
"pxor %%mm7, %%mm2\n" \
"pxor %%mm7, %%mm3\n" \
"movq %%mm2, " #out0 "\n" \
"movq %%mm3, " #out1 "\n" \
"psubusb " #in0 ", %%mm2\n" \
"psubusb " #in1 ", %%mm3\n" \
"psubusb " #out0 ", " #in0 "\n" \
"psubusb " #out1 ", " #in1 "\n" \
"por %%mm2, " #in0 "\n" \
"por %%mm3, " #in1 "\n" \
"movq " #in0 ", %%mm2\n" \
"movq " #in1 ", %%mm3\n" \
"punpcklbw %%mm7, " #in0 "\n" \
"punpcklbw %%mm7, " #in1 "\n" \
"punpckhbw %%mm7, %%mm2\n" \
"punpckhbw %%mm7, %%mm3\n" \
"paddw " #in1 ", " #in0 "\n" \
"paddw %%mm3, %%mm2\n" \
"paddw %%mm2, " #in0 "\n" \
"paddw " #in0 ", %%mm6\n"
__asm__ volatile (
"movl %4, %%ecx\n"
"pxor %%mm6, %%mm6\n"
"pcmpeqw %%mm7, %%mm7\n"
"psllw $15, %%mm7\n"
"packsswb %%mm7, %%mm7\n"
"movq (%0), %%mm0\n"
"movq (%1), %%mm2\n"
"movq 8(%0), %%mm1\n"
"movq 8(%1), %%mm3\n"
"add %3, %0\n"
"add %3, %1\n"
"psubb %%mm2, %%mm0\n"
"psubb %%mm3, %%mm1\n"
"pxor %%mm7, %%mm0\n"
"pxor %%mm7, %%mm1\n"
"jmp 2f\n"
"1:\n"
SUM(%%mm4, %%mm5, %%mm0, %%mm1)
"2:\n"
SUM(%%mm0, %%mm1, %%mm4, %%mm5)
"subl $2, %%ecx\n"
"jnz 1b\n"
"movq %%mm6, %%mm0\n"
"psrlq $32, %%mm6\n"
"paddw %%mm6, %%mm0\n"
"movq %%mm0, %%mm6\n"
"psrlq $16, %%mm0\n"
"paddw %%mm6, %%mm0\n"
"movd %%mm0, %2\n"
: "+r" (pix1), "+r" (pix2), "=r" (tmp)
: "r" ((x86_reg) line_size), "m" (h)
: "%ecx");
return tmp & 0x7FFF;
}
#undef SUM
DECLARE_ASM_CONST(8, uint64_t, round_tab)[3] = {
0x0000000000000000ULL,
0x0001000100010001ULL,
0x0002000200020002ULL,
};
static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
{
x86_reg len = -(x86_reg)stride * h;
__asm__ volatile (
".p2align 4 \n\t"
"1: \n\t"
"movq (%1, %%"REG_a"), %%mm0 \n\t"
"movq (%2, %%"REG_a"), %%mm2 \n\t"
"movq (%2, %%"REG_a"), %%mm4 \n\t"
"add %3, %%"REG_a" \n\t"
"psubusb %%mm0, %%mm2 \n\t"
"psubusb %%mm4, %%mm0 \n\t"
"movq (%1, %%"REG_a"), %%mm1 \n\t"
"movq (%2, %%"REG_a"), %%mm3 \n\t"
"movq (%2, %%"REG_a"), %%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"
"add %3, %%"REG_a" \n\t"
" js 1b \n\t"
: "+a" (len)
: "r" (blk1 - len), "r" (blk2 - len), "r" ((x86_reg) stride));
}
static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2,
int stride, int h)
{
x86_reg len = -(x86_reg)stride * h;
__asm__ volatile (
".p2align 4 \n\t"
"1: \n\t"
"movq (%1, %%"REG_a"), %%mm0 \n\t"
"movq (%2, %%"REG_a"), %%mm1 \n\t"
"movq (%1, %%"REG_a"), %%mm2 \n\t"
"movq (%2, %%"REG_a"), %%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, %%"REG_a"), %%mm4 \n\t"
"movq (%3, %%"REG_a"), %%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"
"add %4, %%"REG_a" \n\t"
" js 1b \n\t"
: "+a" (len)
: "r" (blk1a - len), "r" (blk1b - len), "r" (blk2 - len),
"r" ((x86_reg) stride));
}
static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
{
x86_reg len = -(x86_reg)stride * h;
__asm__ volatile (
"movq (%1, %%"REG_a"), %%mm0 \n\t"
"movq 1(%1, %%"REG_a"), %%mm2 \n\t"
"movq %%mm0, %%mm1 \n\t"
"movq %%mm2, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpckhbw %%mm7, %%mm1 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"paddw %%mm2, %%mm0 \n\t"
"paddw %%mm3, %%mm1 \n\t"
".p2align 4 \n\t"
"1: \n\t"
"movq (%2, %%"REG_a"), %%mm2 \n\t"
"movq 1(%2, %%"REG_a"), %%mm4 \n\t"
"movq %%mm2, %%mm3 \n\t"
"movq %%mm4, %%mm5 \n\t"
"punpcklbw %%mm7, %%mm2 \n\t"
"punpckhbw %%mm7, %%mm3 \n\t"
"punpcklbw %%mm7, %%mm4 \n\t"
"punpckhbw %%mm7, %%mm5 \n\t"
"paddw %%mm4, %%mm2 \n\t"
"paddw %%mm5, %%mm3 \n\t"
"movq %5, %%mm5 \n\t"
"paddw %%mm2, %%mm0 \n\t"
"paddw %%mm3, %%mm1 \n\t"
"paddw %%mm5, %%mm0 \n\t"
"paddw %%mm5, %%mm1 \n\t"
"movq (%3, %%"REG_a"), %%mm4 \n\t"
"movq (%3, %%"REG_a"), %%mm5 \n\t"
"psrlw $2, %%mm0 \n\t"
"psrlw $2, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
"psubusb %%mm0, %%mm4 \n\t"
"psubusb %%mm5, %%mm0 \n\t"
"por %%mm4, %%mm0 \n\t"
"movq %%mm0, %%mm4 \n\t"
"punpcklbw %%mm7, %%mm0 \n\t"
"punpckhbw %%mm7, %%mm4 \n\t"
"paddw %%mm0, %%mm6 \n\t"
"paddw %%mm4, %%mm6 \n\t"
"movq %%mm2, %%mm0 \n\t"
"movq %%mm3, %%mm1 \n\t"
"add %4, %%"REG_a" \n\t"
" js 1b \n\t"
: "+a" (len)
: "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len),
"r" ((x86_reg) stride), "m" (round_tab[2]));
}
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 void sad8_x2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
{
sad8_2_mmx(blk1, blk1 + 1, blk2, stride, h);
}
static inline void sad8_y2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
{
sad8_2_mmx(blk1, blk1 + stride, blk2, stride, h);
}
#define PIX_SAD(suf) \
static int sad8_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
av_assert2(h == 8); \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
:); \
\
sad8_1_ ## suf(blk1, blk2, stride, 8); \
\
return sum_ ## suf(); \
} \
\
static int sad8_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
av_assert2(h == 8); \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
"movq %0, %%mm5 \n\t" \
:: "m" (round_tab[1])); \
\
sad8_x2a_ ## suf(blk1, blk2, stride, 8); \
\
return sum_ ## suf(); \
} \
\
static int sad8_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
av_assert2(h == 8); \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
"movq %0, %%mm5 \n\t" \
:: "m" (round_tab[1])); \
\
sad8_y2a_ ## suf(blk1, blk2, stride, 8); \
\
return sum_ ## suf(); \
} \
\
static int sad8_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
av_assert2(h == 8); \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
::); \
\
sad8_4_ ## suf(blk1, blk2, stride, 8); \
\
return sum_ ## suf(); \
} \
\
static int sad16_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
:); \
\
sad8_1_ ## suf(blk1, blk2, stride, h); \
sad8_1_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
\
return sum_ ## suf(); \
} \
\
static int sad16_x2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
"movq %0, %%mm5 \n\t" \
:: "m" (round_tab[1])); \
\
sad8_x2a_ ## suf(blk1, blk2, stride, h); \
sad8_x2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
\
return sum_ ## suf(); \
} \
\
static int sad16_y2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
"movq %0, %%mm5 \n\t" \
:: "m" (round_tab[1])); \
\
sad8_y2a_ ## suf(blk1, blk2, stride, h); \
sad8_y2a_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
\
return sum_ ## suf(); \
} \
\
static int sad16_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2, \
uint8_t *blk1, int stride, int h) \
{ \
__asm__ volatile ( \
"pxor %%mm7, %%mm7 \n\t" \
"pxor %%mm6, %%mm6 \n\t" \
::); \
\
sad8_4_ ## suf(blk1, blk2, stride, h); \
sad8_4_ ## suf(blk1 + 8, blk2 + 8, stride, h); \
\
return sum_ ## suf(); \
} \
PIX_SAD(mmx)
#endif /* HAVE_INLINE_ASM */
av_cold void ff_me_cmp_init_x86(MECmpContext *c, AVCodecContext *avctx)
{
int cpu_flags = av_get_cpu_flags();
#if HAVE_INLINE_ASM
if (INLINE_MMX(cpu_flags)) {
c->pix_abs[0][0] = sad16_mmx;
c->pix_abs[0][1] = sad16_x2_mmx;
c->pix_abs[0][2] = sad16_y2_mmx;
c->pix_abs[0][3] = sad16_xy2_mmx;
c->pix_abs[1][0] = sad8_mmx;
c->pix_abs[1][1] = sad8_x2_mmx;
c->pix_abs[1][2] = sad8_y2_mmx;
c->pix_abs[1][3] = sad8_xy2_mmx;
c->sad[0] = sad16_mmx;
c->sad[1] = sad8_mmx;
c->vsad[4] = vsad_intra16_mmx;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->vsad[0] = vsad16_mmx;
}
}
#endif /* HAVE_INLINE_ASM */
if (EXTERNAL_MMX(cpu_flags)) {
c->hadamard8_diff[0] = ff_hadamard8_diff16_mmx;
c->hadamard8_diff[1] = ff_hadamard8_diff_mmx;
c->sum_abs_dctelem = ff_sum_abs_dctelem_mmx;
c->sse[0] = ff_sse16_mmx;
c->sse[1] = ff_sse8_mmx;
#if HAVE_YASM
c->nsse[0] = nsse16_mmx;
c->nsse[1] = nsse8_mmx;
#endif
}
if (EXTERNAL_MMXEXT(cpu_flags)) {
c->hadamard8_diff[0] = ff_hadamard8_diff16_mmxext;
c->hadamard8_diff[1] = ff_hadamard8_diff_mmxext;
c->sum_abs_dctelem = ff_sum_abs_dctelem_mmxext;
c->sad[0] = ff_sad16_mmxext;
c->sad[1] = ff_sad8_mmxext;
c->pix_abs[0][0] = ff_sad16_mmxext;
c->pix_abs[0][1] = ff_sad16_x2_mmxext;
c->pix_abs[0][2] = ff_sad16_y2_mmxext;
c->pix_abs[1][0] = ff_sad8_mmxext;
c->pix_abs[1][1] = ff_sad8_x2_mmxext;
c->pix_abs[1][2] = ff_sad8_y2_mmxext;
c->vsad[4] = ff_vsad_intra16_mmxext;
c->vsad[5] = ff_vsad_intra8_mmxext;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->pix_abs[0][3] = ff_sad16_approx_xy2_mmxext;
c->pix_abs[1][3] = ff_sad8_approx_xy2_mmxext;
c->vsad[0] = ff_vsad16_approx_mmxext;
c->vsad[1] = ff_vsad8_approx_mmxext;
}
}
if (EXTERNAL_SSE2(cpu_flags)) {
c->sse[0] = ff_sse16_sse2;
c->sum_abs_dctelem = ff_sum_abs_dctelem_sse2;
#if HAVE_ALIGNED_STACK
c->hadamard8_diff[0] = ff_hadamard8_diff16_sse2;
c->hadamard8_diff[1] = ff_hadamard8_diff_sse2;
#endif
if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW) && avctx->codec_id != AV_CODEC_ID_SNOW) {
c->sad[0] = ff_sad16_sse2;
c->pix_abs[0][0] = ff_sad16_sse2;
c->pix_abs[0][1] = ff_sad16_x2_sse2;
c->pix_abs[0][2] = ff_sad16_y2_sse2;
c->vsad[4] = ff_vsad_intra16_sse2;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->pix_abs[0][3] = ff_sad16_approx_xy2_sse2;
c->vsad[0] = ff_vsad16_approx_sse2;
}
}
}
if (EXTERNAL_SSSE3(cpu_flags)) {
c->sum_abs_dctelem = ff_sum_abs_dctelem_ssse3;
#if HAVE_ALIGNED_STACK
c->hadamard8_diff[0] = ff_hadamard8_diff16_ssse3;
c->hadamard8_diff[1] = ff_hadamard8_diff_ssse3;
#endif
}
}