ffmpeg / libavcodec / x86 / dsputilenc_mmx.c @ 98c6053c
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/*


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* MMX optimized DSP utils

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* Copyright (c) 2000, 2001 Fabrice Bellard

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* Copyright (c) 20022004 Michael Niedermayer <michaelni@gmx.at>

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*

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* This file is part of FFmpeg.

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*

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* FFmpeg is free software; you can redistribute it and/or

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* modify it under the terms of the GNU Lesser General Public

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* License as published by the Free Software Foundation; either

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* version 2.1 of the License, or (at your option) any later version.

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*

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* FFmpeg is distributed in the hope that it will be useful,

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* but WITHOUT ANY WARRANTY; without even the implied warranty of

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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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* Lesser General Public License for more details.

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*

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* You should have received a copy of the GNU Lesser General Public

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* License along with FFmpeg; if not, write to the Free Software

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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 021101301 USA

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*

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* MMX optimization by Nick Kurshev <nickols_k@mail.ru>

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*/

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#include "libavutil/cpu.h" 
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#include "libavutil/x86_cpu.h" 
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#include "libavcodec/dsputil.h" 
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#include "libavcodec/mpegvideo.h" 
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#include "libavcodec/mathops.h" 
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#include "dsputil_mmx.h" 
31  
32  
33 
static void get_pixels_mmx(DCTELEM *block, const uint8_t *pixels, int line_size) 
34 
{ 
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__asm__ volatile(

36 
"mov $128, %%"REG_a" \n\t" 
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"pxor %%mm7, %%mm7 \n\t"

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ASMALIGN(4)

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"1: \n\t"

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"movq (%0), %%mm0 \n\t"

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"movq (%0, %2), %%mm2 \n\t"

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"movq %%mm0, %%mm1 \n\t"

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"movq %%mm2, %%mm3 \n\t"

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"punpcklbw %%mm7, %%mm0 \n\t"

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"punpckhbw %%mm7, %%mm1 \n\t"

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"punpcklbw %%mm7, %%mm2 \n\t"

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"punpckhbw %%mm7, %%mm3 \n\t"

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"movq %%mm0, (%1, %%"REG_a") \n\t" 
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"movq %%mm1, 8(%1, %%"REG_a") \n\t" 
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"movq %%mm2, 16(%1, %%"REG_a") \n\t" 
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"movq %%mm3, 24(%1, %%"REG_a") \n\t" 
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"add %3, %0 \n\t"

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"add $32, %%"REG_a" \n\t" 
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"js 1b \n\t"

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: "+r" (pixels)

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: "r" (block+64), "r" ((x86_reg)line_size), "r" ((x86_reg)line_size*2) 
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: "%"REG_a

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); 
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} 
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static void get_pixels_sse2(DCTELEM *block, const uint8_t *pixels, int line_size) 
62 
{ 
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__asm__ volatile(

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"pxor %%xmm4, %%xmm4 \n\t"

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"movq (%0), %%xmm0 \n\t"

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"movq (%0, %2), %%xmm1 \n\t"

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"movq (%0, %2,2), %%xmm2 \n\t"

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"movq (%0, %3), %%xmm3 \n\t"

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"lea (%0,%2,4), %0 \n\t"

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"punpcklbw %%xmm4, %%xmm0 \n\t"

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"punpcklbw %%xmm4, %%xmm1 \n\t"

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"punpcklbw %%xmm4, %%xmm2 \n\t"

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"punpcklbw %%xmm4, %%xmm3 \n\t"

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"movdqa %%xmm0, (%1) \n\t"

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"movdqa %%xmm1, 16(%1) \n\t"

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"movdqa %%xmm2, 32(%1) \n\t"

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"movdqa %%xmm3, 48(%1) \n\t"

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"movq (%0), %%xmm0 \n\t"

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"movq (%0, %2), %%xmm1 \n\t"

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"movq (%0, %2,2), %%xmm2 \n\t"

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"movq (%0, %3), %%xmm3 \n\t"

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"punpcklbw %%xmm4, %%xmm0 \n\t"

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"punpcklbw %%xmm4, %%xmm1 \n\t"

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"punpcklbw %%xmm4, %%xmm2 \n\t"

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"punpcklbw %%xmm4, %%xmm3 \n\t"

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"movdqa %%xmm0, 64(%1) \n\t"

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"movdqa %%xmm1, 80(%1) \n\t"

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"movdqa %%xmm2, 96(%1) \n\t"

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"movdqa %%xmm3, 112(%1) \n\t"

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: "+r" (pixels)

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: "r" (block), "r" ((x86_reg)line_size), "r" ((x86_reg)line_size*3) 
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); 
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} 
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static inline void diff_pixels_mmx(DCTELEM *block, const uint8_t *s1, const uint8_t *s2, int stride) 
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{ 
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__asm__ volatile(

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"pxor %%mm7, %%mm7 \n\t"

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"mov $128, %%"REG_a" \n\t" 
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ASMALIGN(4)

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"1: \n\t"

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"movq (%0), %%mm0 \n\t"

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"movq (%1), %%mm2 \n\t"

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"movq %%mm0, %%mm1 \n\t"

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"movq %%mm2, %%mm3 \n\t"

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"punpcklbw %%mm7, %%mm0 \n\t"

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"punpckhbw %%mm7, %%mm1 \n\t"

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"punpcklbw %%mm7, %%mm2 \n\t"

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"punpckhbw %%mm7, %%mm3 \n\t"

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"psubw %%mm2, %%mm0 \n\t"

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"psubw %%mm3, %%mm1 \n\t"

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"movq %%mm0, (%2, %%"REG_a") \n\t" 
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"movq %%mm1, 8(%2, %%"REG_a") \n\t" 
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"add %3, %0 \n\t"

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"add %3, %1 \n\t"

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"add $16, %%"REG_a" \n\t" 
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"jnz 1b \n\t"

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: "+r" (s1), "+r" (s2) 
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: "r" (block+64), "r" ((x86_reg)stride) 
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: "%"REG_a

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); 
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} 
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static int pix_sum16_mmx(uint8_t * pix, int line_size){ 
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const int h=16; 
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int sum;

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x86_reg index= line_size*h; 
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__asm__ volatile(

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"pxor %%mm7, %%mm7 \n\t"

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"pxor %%mm6, %%mm6 \n\t"

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"1: \n\t"

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"movq (%2, %1), %%mm0 \n\t"

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"movq (%2, %1), %%mm1 \n\t"

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"movq 8(%2, %1), %%mm2 \n\t"

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"movq 8(%2, %1), %%mm3 \n\t"

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"punpcklbw %%mm7, %%mm0 \n\t"

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"punpckhbw %%mm7, %%mm1 \n\t"

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"punpcklbw %%mm7, %%mm2 \n\t"

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"punpckhbw %%mm7, %%mm3 \n\t"

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"paddw %%mm0, %%mm1 \n\t"

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"paddw %%mm2, %%mm3 \n\t"

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"paddw %%mm1, %%mm3 \n\t"

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"paddw %%mm3, %%mm6 \n\t"

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"add %3, %1 \n\t"

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" js 1b \n\t"

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"movq %%mm6, %%mm5 \n\t"

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"psrlq $32, %%mm6 \n\t"

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"paddw %%mm5, %%mm6 \n\t"

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"movq %%mm6, %%mm5 \n\t"

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"psrlq $16, %%mm6 \n\t"

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"paddw %%mm5, %%mm6 \n\t"

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"movd %%mm6, %0 \n\t"

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"andl $0xFFFF, %0 \n\t"

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: "=&r" (sum), "+r" (index) 
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: "r" (pix  index), "r" ((x86_reg)line_size) 
157 
); 
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return sum;

160 
} 
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static int pix_norm1_mmx(uint8_t *pix, int line_size) { 
163 
int tmp;

164 
__asm__ volatile (

165 
"movl $16,%%ecx\n"

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"pxor %%mm0,%%mm0\n"

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"pxor %%mm7,%%mm7\n"

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"1:\n"

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"movq (%0),%%mm2\n" /* mm2 = pix[07] */ 
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"movq 8(%0),%%mm3\n" /* mm3 = pix[815] */ 
171  
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"movq %%mm2,%%mm1\n" /* mm1 = mm2 = pix[07] */ 
173  
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"punpckhbw %%mm0,%%mm1\n" /* mm1 = [pix47] */ 
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"punpcklbw %%mm0,%%mm2\n" /* mm2 = [pix03] */ 
176  
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"movq %%mm3,%%mm4\n" /* mm4 = mm3 = pix[815] */ 
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"punpckhbw %%mm0,%%mm3\n" /* mm3 = [pix1215] */ 
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"punpcklbw %%mm0,%%mm4\n" /* mm4 = [pix811] */ 
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"pmaddwd %%mm1,%%mm1\n" /* mm1 = (pix0^2+pix1^2,pix2^2+pix3^2) */ 
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"pmaddwd %%mm2,%%mm2\n" /* mm2 = (pix4^2+pix5^2,pix6^2+pix7^2) */ 
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"pmaddwd %%mm3,%%mm3\n"

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"pmaddwd %%mm4,%%mm4\n"

186  
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"paddd %%mm1,%%mm2\n" /* mm2 = (pix0^2+pix1^2+pix4^2+pix5^2, 
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pix2^2+pix3^2+pix6^2+pix7^2) */

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"paddd %%mm3,%%mm4\n"

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"paddd %%mm2,%%mm7\n"

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"add %2, %0\n"

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"paddd %%mm4,%%mm7\n"

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"dec %%ecx\n"

195 
"jnz 1b\n"

196  
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"movq %%mm7,%%mm1\n"

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"psrlq $32, %%mm7\n" /* shift hi dword to lo */ 
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"paddd %%mm7,%%mm1\n"

200 
"movd %%mm1,%1\n"

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: "+r" (pix), "=r"(tmp) : "r" ((x86_reg)line_size) : "%ecx" ); 
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return tmp;

203 
} 
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static int sse8_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
206 
int tmp;

207 
__asm__ volatile (

208 
"movl %4,%%ecx\n"

209 
"shr $1,%%ecx\n"

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"pxor %%mm0,%%mm0\n" /* mm0 = 0 */ 
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"pxor %%mm7,%%mm7\n" /* mm7 holds the sum */ 
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"1:\n"

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"movq (%0),%%mm1\n" /* mm1 = pix1[0][07] */ 
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"movq (%1),%%mm2\n" /* mm2 = pix2[0][07] */ 
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"movq (%0,%3),%%mm3\n" /* mm3 = pix1[1][07] */ 
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"movq (%1,%3),%%mm4\n" /* mm4 = pix2[1][07] */ 
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218 
/* todo: mm1mm2, mm3mm4 */

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/* algo: subtract mm1 from mm2 with saturation and vice versa */

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/* OR the results to get absolute difference */

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"movq %%mm1,%%mm5\n"

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"movq %%mm3,%%mm6\n"

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"psubusb %%mm2,%%mm1\n"

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"psubusb %%mm4,%%mm3\n"

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"psubusb %%mm5,%%mm2\n"

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"psubusb %%mm6,%%mm4\n"

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228 
"por %%mm1,%%mm2\n"

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"por %%mm3,%%mm4\n"

230  
231 
/* now convert to 16bit vectors so we can square them */

232 
"movq %%mm2,%%mm1\n"

233 
"movq %%mm4,%%mm3\n"

234  
235 
"punpckhbw %%mm0,%%mm2\n"

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"punpckhbw %%mm0,%%mm4\n"

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"punpcklbw %%mm0,%%mm1\n" /* mm1 now spread over (mm1,mm2) */ 
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"punpcklbw %%mm0,%%mm3\n" /* mm4 now spread over (mm3,mm4) */ 
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240 
"pmaddwd %%mm2,%%mm2\n"

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"pmaddwd %%mm4,%%mm4\n"

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"pmaddwd %%mm1,%%mm1\n"

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"pmaddwd %%mm3,%%mm3\n"

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"lea (%0,%3,2), %0\n" /* pix1 += 2*line_size */ 
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"lea (%1,%3,2), %1\n" /* pix2 += 2*line_size */ 
247  
248 
"paddd %%mm2,%%mm1\n"

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"paddd %%mm4,%%mm3\n"

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"paddd %%mm1,%%mm7\n"

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"paddd %%mm3,%%mm7\n"

252  
253 
"decl %%ecx\n"

254 
"jnz 1b\n"

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256 
"movq %%mm7,%%mm1\n"

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"psrlq $32, %%mm7\n" /* shift hi dword to lo */ 
258 
"paddd %%mm7,%%mm1\n"

259 
"movd %%mm1,%2\n"

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: "+r" (pix1), "+r" (pix2), "=r"(tmp) 
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: "r" ((x86_reg)line_size) , "m" (h) 
262 
: "%ecx");

263 
return tmp;

264 
} 
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static int sse16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
267 
int tmp;

268 
__asm__ volatile (

269 
"movl %4,%%ecx\n"

270 
"pxor %%mm0,%%mm0\n" /* mm0 = 0 */ 
271 
"pxor %%mm7,%%mm7\n" /* mm7 holds the sum */ 
272 
"1:\n"

273 
"movq (%0),%%mm1\n" /* mm1 = pix1[07] */ 
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"movq (%1),%%mm2\n" /* mm2 = pix2[07] */ 
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"movq 8(%0),%%mm3\n" /* mm3 = pix1[815] */ 
276 
"movq 8(%1),%%mm4\n" /* mm4 = pix2[815] */ 
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278 
/* todo: mm1mm2, mm3mm4 */

279 
/* algo: subtract mm1 from mm2 with saturation and vice versa */

280 
/* OR the results to get absolute difference */

281 
"movq %%mm1,%%mm5\n"

282 
"movq %%mm3,%%mm6\n"

283 
"psubusb %%mm2,%%mm1\n"

284 
"psubusb %%mm4,%%mm3\n"

285 
"psubusb %%mm5,%%mm2\n"

286 
"psubusb %%mm6,%%mm4\n"

287  
288 
"por %%mm1,%%mm2\n"

289 
"por %%mm3,%%mm4\n"

290  
291 
/* now convert to 16bit vectors so we can square them */

292 
"movq %%mm2,%%mm1\n"

293 
"movq %%mm4,%%mm3\n"

294  
295 
"punpckhbw %%mm0,%%mm2\n"

296 
"punpckhbw %%mm0,%%mm4\n"

297 
"punpcklbw %%mm0,%%mm1\n" /* mm1 now spread over (mm1,mm2) */ 
298 
"punpcklbw %%mm0,%%mm3\n" /* mm4 now spread over (mm3,mm4) */ 
299  
300 
"pmaddwd %%mm2,%%mm2\n"

301 
"pmaddwd %%mm4,%%mm4\n"

302 
"pmaddwd %%mm1,%%mm1\n"

303 
"pmaddwd %%mm3,%%mm3\n"

304  
305 
"add %3,%0\n"

306 
"add %3,%1\n"

307  
308 
"paddd %%mm2,%%mm1\n"

309 
"paddd %%mm4,%%mm3\n"

310 
"paddd %%mm1,%%mm7\n"

311 
"paddd %%mm3,%%mm7\n"

312  
313 
"decl %%ecx\n"

314 
"jnz 1b\n"

315  
316 
"movq %%mm7,%%mm1\n"

317 
"psrlq $32, %%mm7\n" /* shift hi dword to lo */ 
318 
"paddd %%mm7,%%mm1\n"

319 
"movd %%mm1,%2\n"

320 
: "+r" (pix1), "+r" (pix2), "=r"(tmp) 
321 
: "r" ((x86_reg)line_size) , "m" (h) 
322 
: "%ecx");

323 
return tmp;

324 
} 
325  
326 
int ff_sse16_sse2(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h); 
327  
328 
static int hf_noise8_mmx(uint8_t * pix1, int line_size, int h) { 
329 
int tmp;

330 
__asm__ volatile (

331 
"movl %3,%%ecx\n"

332 
"pxor %%mm7,%%mm7\n"

333 
"pxor %%mm6,%%mm6\n"

334  
335 
"movq (%0),%%mm0\n"

336 
"movq %%mm0, %%mm1\n"

337 
"psllq $8, %%mm0\n"

338 
"psrlq $8, %%mm1\n"

339 
"psrlq $8, %%mm0\n"

340 
"movq %%mm0, %%mm2\n"

341 
"movq %%mm1, %%mm3\n"

342 
"punpcklbw %%mm7,%%mm0\n"

343 
"punpcklbw %%mm7,%%mm1\n"

344 
"punpckhbw %%mm7,%%mm2\n"

345 
"punpckhbw %%mm7,%%mm3\n"

346 
"psubw %%mm1, %%mm0\n"

347 
"psubw %%mm3, %%mm2\n"

348  
349 
"add %2,%0\n"

350  
351 
"movq (%0),%%mm4\n"

352 
"movq %%mm4, %%mm1\n"

353 
"psllq $8, %%mm4\n"

354 
"psrlq $8, %%mm1\n"

355 
"psrlq $8, %%mm4\n"

356 
"movq %%mm4, %%mm5\n"

357 
"movq %%mm1, %%mm3\n"

358 
"punpcklbw %%mm7,%%mm4\n"

359 
"punpcklbw %%mm7,%%mm1\n"

360 
"punpckhbw %%mm7,%%mm5\n"

361 
"punpckhbw %%mm7,%%mm3\n"

362 
"psubw %%mm1, %%mm4\n"

363 
"psubw %%mm3, %%mm5\n"

364 
"psubw %%mm4, %%mm0\n"

365 
"psubw %%mm5, %%mm2\n"

366 
"pxor %%mm3, %%mm3\n"

367 
"pxor %%mm1, %%mm1\n"

368 
"pcmpgtw %%mm0, %%mm3\n\t"

369 
"pcmpgtw %%mm2, %%mm1\n\t"

370 
"pxor %%mm3, %%mm0\n"

371 
"pxor %%mm1, %%mm2\n"

372 
"psubw %%mm3, %%mm0\n"

373 
"psubw %%mm1, %%mm2\n"

374 
"paddw %%mm0, %%mm2\n"

375 
"paddw %%mm2, %%mm6\n"

376  
377 
"add %2,%0\n"

378 
"1:\n"

379  
380 
"movq (%0),%%mm0\n"

381 
"movq %%mm0, %%mm1\n"

382 
"psllq $8, %%mm0\n"

383 
"psrlq $8, %%mm1\n"

384 
"psrlq $8, %%mm0\n"

385 
"movq %%mm0, %%mm2\n"

386 
"movq %%mm1, %%mm3\n"

387 
"punpcklbw %%mm7,%%mm0\n"

388 
"punpcklbw %%mm7,%%mm1\n"

389 
"punpckhbw %%mm7,%%mm2\n"

390 
"punpckhbw %%mm7,%%mm3\n"

391 
"psubw %%mm1, %%mm0\n"

392 
"psubw %%mm3, %%mm2\n"

393 
"psubw %%mm0, %%mm4\n"

394 
"psubw %%mm2, %%mm5\n"

395 
"pxor %%mm3, %%mm3\n"

396 
"pxor %%mm1, %%mm1\n"

397 
"pcmpgtw %%mm4, %%mm3\n\t"

398 
"pcmpgtw %%mm5, %%mm1\n\t"

399 
"pxor %%mm3, %%mm4\n"

400 
"pxor %%mm1, %%mm5\n"

401 
"psubw %%mm3, %%mm4\n"

402 
"psubw %%mm1, %%mm5\n"

403 
"paddw %%mm4, %%mm5\n"

404 
"paddw %%mm5, %%mm6\n"

405  
406 
"add %2,%0\n"

407  
408 
"movq (%0),%%mm4\n"

409 
"movq %%mm4, %%mm1\n"

410 
"psllq $8, %%mm4\n"

411 
"psrlq $8, %%mm1\n"

412 
"psrlq $8, %%mm4\n"

413 
"movq %%mm4, %%mm5\n"

414 
"movq %%mm1, %%mm3\n"

415 
"punpcklbw %%mm7,%%mm4\n"

416 
"punpcklbw %%mm7,%%mm1\n"

417 
"punpckhbw %%mm7,%%mm5\n"

418 
"punpckhbw %%mm7,%%mm3\n"

419 
"psubw %%mm1, %%mm4\n"

420 
"psubw %%mm3, %%mm5\n"

421 
"psubw %%mm4, %%mm0\n"

422 
"psubw %%mm5, %%mm2\n"

423 
"pxor %%mm3, %%mm3\n"

424 
"pxor %%mm1, %%mm1\n"

425 
"pcmpgtw %%mm0, %%mm3\n\t"

426 
"pcmpgtw %%mm2, %%mm1\n\t"

427 
"pxor %%mm3, %%mm0\n"

428 
"pxor %%mm1, %%mm2\n"

429 
"psubw %%mm3, %%mm0\n"

430 
"psubw %%mm1, %%mm2\n"

431 
"paddw %%mm0, %%mm2\n"

432 
"paddw %%mm2, %%mm6\n"

433  
434 
"add %2,%0\n"

435 
"subl $2, %%ecx\n"

436 
" jnz 1b\n"

437  
438 
"movq %%mm6, %%mm0\n"

439 
"punpcklwd %%mm7,%%mm0\n"

440 
"punpckhwd %%mm7,%%mm6\n"

441 
"paddd %%mm0, %%mm6\n"

442  
443 
"movq %%mm6,%%mm0\n"

444 
"psrlq $32, %%mm6\n"

445 
"paddd %%mm6,%%mm0\n"

446 
"movd %%mm0,%1\n"

447 
: "+r" (pix1), "=r"(tmp) 
448 
: "r" ((x86_reg)line_size) , "g" (h2) 
449 
: "%ecx");

450 
return tmp;

451 
} 
452  
453 
static int hf_noise16_mmx(uint8_t * pix1, int line_size, int h) { 
454 
int tmp;

455 
uint8_t * pix= pix1; 
456 
__asm__ volatile (

457 
"movl %3,%%ecx\n"

458 
"pxor %%mm7,%%mm7\n"

459 
"pxor %%mm6,%%mm6\n"

460  
461 
"movq (%0),%%mm0\n"

462 
"movq 1(%0),%%mm1\n"

463 
"movq %%mm0, %%mm2\n"

464 
"movq %%mm1, %%mm3\n"

465 
"punpcklbw %%mm7,%%mm0\n"

466 
"punpcklbw %%mm7,%%mm1\n"

467 
"punpckhbw %%mm7,%%mm2\n"

468 
"punpckhbw %%mm7,%%mm3\n"

469 
"psubw %%mm1, %%mm0\n"

470 
"psubw %%mm3, %%mm2\n"

471  
472 
"add %2,%0\n"

473  
474 
"movq (%0),%%mm4\n"

475 
"movq 1(%0),%%mm1\n"

476 
"movq %%mm4, %%mm5\n"

477 
"movq %%mm1, %%mm3\n"

478 
"punpcklbw %%mm7,%%mm4\n"

479 
"punpcklbw %%mm7,%%mm1\n"

480 
"punpckhbw %%mm7,%%mm5\n"

481 
"punpckhbw %%mm7,%%mm3\n"

482 
"psubw %%mm1, %%mm4\n"

483 
"psubw %%mm3, %%mm5\n"

484 
"psubw %%mm4, %%mm0\n"

485 
"psubw %%mm5, %%mm2\n"

486 
"pxor %%mm3, %%mm3\n"

487 
"pxor %%mm1, %%mm1\n"

488 
"pcmpgtw %%mm0, %%mm3\n\t"

489 
"pcmpgtw %%mm2, %%mm1\n\t"

490 
"pxor %%mm3, %%mm0\n"

491 
"pxor %%mm1, %%mm2\n"

492 
"psubw %%mm3, %%mm0\n"

493 
"psubw %%mm1, %%mm2\n"

494 
"paddw %%mm0, %%mm2\n"

495 
"paddw %%mm2, %%mm6\n"

496  
497 
"add %2,%0\n"

498 
"1:\n"

499  
500 
"movq (%0),%%mm0\n"

501 
"movq 1(%0),%%mm1\n"

502 
"movq %%mm0, %%mm2\n"

503 
"movq %%mm1, %%mm3\n"

504 
"punpcklbw %%mm7,%%mm0\n"

505 
"punpcklbw %%mm7,%%mm1\n"

506 
"punpckhbw %%mm7,%%mm2\n"

507 
"punpckhbw %%mm7,%%mm3\n"

508 
"psubw %%mm1, %%mm0\n"

509 
"psubw %%mm3, %%mm2\n"

510 
"psubw %%mm0, %%mm4\n"

511 
"psubw %%mm2, %%mm5\n"

512 
"pxor %%mm3, %%mm3\n"

513 
"pxor %%mm1, %%mm1\n"

514 
"pcmpgtw %%mm4, %%mm3\n\t"

515 
"pcmpgtw %%mm5, %%mm1\n\t"

516 
"pxor %%mm3, %%mm4\n"

517 
"pxor %%mm1, %%mm5\n"

518 
"psubw %%mm3, %%mm4\n"

519 
"psubw %%mm1, %%mm5\n"

520 
"paddw %%mm4, %%mm5\n"

521 
"paddw %%mm5, %%mm6\n"

522  
523 
"add %2,%0\n"

524  
525 
"movq (%0),%%mm4\n"

526 
"movq 1(%0),%%mm1\n"

527 
"movq %%mm4, %%mm5\n"

528 
"movq %%mm1, %%mm3\n"

529 
"punpcklbw %%mm7,%%mm4\n"

530 
"punpcklbw %%mm7,%%mm1\n"

531 
"punpckhbw %%mm7,%%mm5\n"

532 
"punpckhbw %%mm7,%%mm3\n"

533 
"psubw %%mm1, %%mm4\n"

534 
"psubw %%mm3, %%mm5\n"

535 
"psubw %%mm4, %%mm0\n"

536 
"psubw %%mm5, %%mm2\n"

537 
"pxor %%mm3, %%mm3\n"

538 
"pxor %%mm1, %%mm1\n"

539 
"pcmpgtw %%mm0, %%mm3\n\t"

540 
"pcmpgtw %%mm2, %%mm1\n\t"

541 
"pxor %%mm3, %%mm0\n"

542 
"pxor %%mm1, %%mm2\n"

543 
"psubw %%mm3, %%mm0\n"

544 
"psubw %%mm1, %%mm2\n"

545 
"paddw %%mm0, %%mm2\n"

546 
"paddw %%mm2, %%mm6\n"

547  
548 
"add %2,%0\n"

549 
"subl $2, %%ecx\n"

550 
" jnz 1b\n"

551  
552 
"movq %%mm6, %%mm0\n"

553 
"punpcklwd %%mm7,%%mm0\n"

554 
"punpckhwd %%mm7,%%mm6\n"

555 
"paddd %%mm0, %%mm6\n"

556  
557 
"movq %%mm6,%%mm0\n"

558 
"psrlq $32, %%mm6\n"

559 
"paddd %%mm6,%%mm0\n"

560 
"movd %%mm0,%1\n"

561 
: "+r" (pix1), "=r"(tmp) 
562 
: "r" ((x86_reg)line_size) , "g" (h2) 
563 
: "%ecx");

564 
return tmp + hf_noise8_mmx(pix+8, line_size, h); 
565 
} 
566  
567 
static int nsse16_mmx(void *p, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
568 
MpegEncContext *c = p; 
569 
int score1, score2;

570  
571 
if(c) score1 = c>dsp.sse[0](c, pix1, pix2, line_size, h); 
572 
else score1 = sse16_mmx(c, pix1, pix2, line_size, h);

573 
score2= hf_noise16_mmx(pix1, line_size, h)  hf_noise16_mmx(pix2, line_size, h); 
574  
575 
if(c) return score1 + FFABS(score2)*c>avctx>nsse_weight; 
576 
else return score1 + FFABS(score2)*8; 
577 
} 
578  
579 
static int nsse8_mmx(void *p, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
580 
MpegEncContext *c = p; 
581 
int score1= sse8_mmx(c, pix1, pix2, line_size, h);

582 
int score2= hf_noise8_mmx(pix1, line_size, h)  hf_noise8_mmx(pix2, line_size, h);

583  
584 
if(c) return score1 + FFABS(score2)*c>avctx>nsse_weight; 
585 
else return score1 + FFABS(score2)*8; 
586 
} 
587  
588 
static int vsad_intra16_mmx(void *v, uint8_t * pix, uint8_t * dummy, int line_size, int h) { 
589 
int tmp;

590  
591 
assert( (((int)pix) & 7) == 0); 
592 
assert((line_size &7) ==0); 
593  
594 
#define SUM(in0, in1, out0, out1) \

595 
"movq (%0), %%mm2\n"\

596 
"movq 8(%0), %%mm3\n"\

597 
"add %2,%0\n"\

598 
"movq %%mm2, " #out0 "\n"\ 
599 
"movq %%mm3, " #out1 "\n"\ 
600 
"psubusb " #in0 ", %%mm2\n"\ 
601 
"psubusb " #in1 ", %%mm3\n"\ 
602 
"psubusb " #out0 ", " #in0 "\n"\ 
603 
"psubusb " #out1 ", " #in1 "\n"\ 
604 
"por %%mm2, " #in0 "\n"\ 
605 
"por %%mm3, " #in1 "\n"\ 
606 
"movq " #in0 ", %%mm2\n"\ 
607 
"movq " #in1 ", %%mm3\n"\ 
608 
"punpcklbw %%mm7, " #in0 "\n"\ 
609 
"punpcklbw %%mm7, " #in1 "\n"\ 
610 
"punpckhbw %%mm7, %%mm2\n"\

611 
"punpckhbw %%mm7, %%mm3\n"\

612 
"paddw " #in1 ", " #in0 "\n"\ 
613 
"paddw %%mm3, %%mm2\n"\

614 
"paddw %%mm2, " #in0 "\n"\ 
615 
"paddw " #in0 ", %%mm6\n" 
616  
617  
618 
__asm__ volatile (

619 
"movl %3,%%ecx\n"

620 
"pxor %%mm6,%%mm6\n"

621 
"pxor %%mm7,%%mm7\n"

622 
"movq (%0),%%mm0\n"

623 
"movq 8(%0),%%mm1\n"

624 
"add %2,%0\n"

625 
"jmp 2f\n"

626 
"1:\n"

627  
628 
SUM(%%mm4, %%mm5, %%mm0, %%mm1) 
629 
"2:\n"

630 
SUM(%%mm0, %%mm1, %%mm4, %%mm5) 
631  
632 
"subl $2, %%ecx\n"

633 
"jnz 1b\n"

634  
635 
"movq %%mm6,%%mm0\n"

636 
"psrlq $32, %%mm6\n"

637 
"paddw %%mm6,%%mm0\n"

638 
"movq %%mm0,%%mm6\n"

639 
"psrlq $16, %%mm0\n"

640 
"paddw %%mm6,%%mm0\n"

641 
"movd %%mm0,%1\n"

642 
: "+r" (pix), "=r"(tmp) 
643 
: "r" ((x86_reg)line_size) , "m" (h) 
644 
: "%ecx");

645 
return tmp & 0xFFFF; 
646 
} 
647 
#undef SUM

648  
649 
static int vsad_intra16_mmx2(void *v, uint8_t * pix, uint8_t * dummy, int line_size, int h) { 
650 
int tmp;

651  
652 
assert( (((int)pix) & 7) == 0); 
653 
assert((line_size &7) ==0); 
654  
655 
#define SUM(in0, in1, out0, out1) \

656 
"movq (%0), " #out0 "\n"\ 
657 
"movq 8(%0), " #out1 "\n"\ 
658 
"add %2,%0\n"\

659 
"psadbw " #out0 ", " #in0 "\n"\ 
660 
"psadbw " #out1 ", " #in1 "\n"\ 
661 
"paddw " #in1 ", " #in0 "\n"\ 
662 
"paddw " #in0 ", %%mm6\n" 
663  
664 
__asm__ volatile (

665 
"movl %3,%%ecx\n"

666 
"pxor %%mm6,%%mm6\n"

667 
"pxor %%mm7,%%mm7\n"

668 
"movq (%0),%%mm0\n"

669 
"movq 8(%0),%%mm1\n"

670 
"add %2,%0\n"

671 
"jmp 2f\n"

672 
"1:\n"

673  
674 
SUM(%%mm4, %%mm5, %%mm0, %%mm1) 
675 
"2:\n"

676 
SUM(%%mm0, %%mm1, %%mm4, %%mm5) 
677  
678 
"subl $2, %%ecx\n"

679 
"jnz 1b\n"

680  
681 
"movd %%mm6,%1\n"

682 
: "+r" (pix), "=r"(tmp) 
683 
: "r" ((x86_reg)line_size) , "m" (h) 
684 
: "%ecx");

685 
return tmp;

686 
} 
687 
#undef SUM

688  
689 
static int vsad16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
690 
int tmp;

691  
692 
assert( (((int)pix1) & 7) == 0); 
693 
assert( (((int)pix2) & 7) == 0); 
694 
assert((line_size &7) ==0); 
695  
696 
#define SUM(in0, in1, out0, out1) \

697 
"movq (%0),%%mm2\n"\

698 
"movq (%1)," #out0 "\n"\ 
699 
"movq 8(%0),%%mm3\n"\

700 
"movq 8(%1)," #out1 "\n"\ 
701 
"add %3,%0\n"\

702 
"add %3,%1\n"\

703 
"psubb " #out0 ", %%mm2\n"\ 
704 
"psubb " #out1 ", %%mm3\n"\ 
705 
"pxor %%mm7, %%mm2\n"\

706 
"pxor %%mm7, %%mm3\n"\

707 
"movq %%mm2, " #out0 "\n"\ 
708 
"movq %%mm3, " #out1 "\n"\ 
709 
"psubusb " #in0 ", %%mm2\n"\ 
710 
"psubusb " #in1 ", %%mm3\n"\ 
711 
"psubusb " #out0 ", " #in0 "\n"\ 
712 
"psubusb " #out1 ", " #in1 "\n"\ 
713 
"por %%mm2, " #in0 "\n"\ 
714 
"por %%mm3, " #in1 "\n"\ 
715 
"movq " #in0 ", %%mm2\n"\ 
716 
"movq " #in1 ", %%mm3\n"\ 
717 
"punpcklbw %%mm7, " #in0 "\n"\ 
718 
"punpcklbw %%mm7, " #in1 "\n"\ 
719 
"punpckhbw %%mm7, %%mm2\n"\

720 
"punpckhbw %%mm7, %%mm3\n"\

721 
"paddw " #in1 ", " #in0 "\n"\ 
722 
"paddw %%mm3, %%mm2\n"\

723 
"paddw %%mm2, " #in0 "\n"\ 
724 
"paddw " #in0 ", %%mm6\n" 
725  
726  
727 
__asm__ volatile (

728 
"movl %4,%%ecx\n"

729 
"pxor %%mm6,%%mm6\n"

730 
"pcmpeqw %%mm7,%%mm7\n"

731 
"psllw $15, %%mm7\n"

732 
"packsswb %%mm7, %%mm7\n"

733 
"movq (%0),%%mm0\n"

734 
"movq (%1),%%mm2\n"

735 
"movq 8(%0),%%mm1\n"

736 
"movq 8(%1),%%mm3\n"

737 
"add %3,%0\n"

738 
"add %3,%1\n"

739 
"psubb %%mm2, %%mm0\n"

740 
"psubb %%mm3, %%mm1\n"

741 
"pxor %%mm7, %%mm0\n"

742 
"pxor %%mm7, %%mm1\n"

743 
"jmp 2f\n"

744 
"1:\n"

745  
746 
SUM(%%mm4, %%mm5, %%mm0, %%mm1) 
747 
"2:\n"

748 
SUM(%%mm0, %%mm1, %%mm4, %%mm5) 
749  
750 
"subl $2, %%ecx\n"

751 
"jnz 1b\n"

752  
753 
"movq %%mm6,%%mm0\n"

754 
"psrlq $32, %%mm6\n"

755 
"paddw %%mm6,%%mm0\n"

756 
"movq %%mm0,%%mm6\n"

757 
"psrlq $16, %%mm0\n"

758 
"paddw %%mm6,%%mm0\n"

759 
"movd %%mm0,%2\n"

760 
: "+r" (pix1), "+r" (pix2), "=r"(tmp) 
761 
: "r" ((x86_reg)line_size) , "m" (h) 
762 
: "%ecx");

763 
return tmp & 0x7FFF; 
764 
} 
765 
#undef SUM

766  
767 
static int vsad16_mmx2(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, int h) { 
768 
int tmp;

769  
770 
assert( (((int)pix1) & 7) == 0); 
771 
assert( (((int)pix2) & 7) == 0); 
772 
assert((line_size &7) ==0); 
773  
774 
#define SUM(in0, in1, out0, out1) \

775 
"movq (%0)," #out0 "\n"\ 
776 
"movq (%1),%%mm2\n"\

777 
"movq 8(%0)," #out1 "\n"\ 
778 
"movq 8(%1),%%mm3\n"\

779 
"add %3,%0\n"\

780 
"add %3,%1\n"\

781 
"psubb %%mm2, " #out0 "\n"\ 
782 
"psubb %%mm3, " #out1 "\n"\ 
783 
"pxor %%mm7, " #out0 "\n"\ 
784 
"pxor %%mm7, " #out1 "\n"\ 
785 
"psadbw " #out0 ", " #in0 "\n"\ 
786 
"psadbw " #out1 ", " #in1 "\n"\ 
787 
"paddw " #in1 ", " #in0 "\n"\ 
788 
"paddw " #in0 ", %%mm6\n" 
789  
790 
__asm__ volatile (

791 
"movl %4,%%ecx\n"

792 
"pxor %%mm6,%%mm6\n"

793 
"pcmpeqw %%mm7,%%mm7\n"

794 
"psllw $15, %%mm7\n"

795 
"packsswb %%mm7, %%mm7\n"

796 
"movq (%0),%%mm0\n"

797 
"movq (%1),%%mm2\n"

798 
"movq 8(%0),%%mm1\n"

799 
"movq 8(%1),%%mm3\n"

800 
"add %3,%0\n"

801 
"add %3,%1\n"

802 
"psubb %%mm2, %%mm0\n"

803 
"psubb %%mm3, %%mm1\n"

804 
"pxor %%mm7, %%mm0\n"

805 
"pxor %%mm7, %%mm1\n"

806 
"jmp 2f\n"

807 
"1:\n"

808  
809 
SUM(%%mm4, %%mm5, %%mm0, %%mm1) 
810 
"2:\n"

811 
SUM(%%mm0, %%mm1, %%mm4, %%mm5) 
812  
813 
"subl $2, %%ecx\n"

814 
"jnz 1b\n"

815  
816 
"movd %%mm6,%2\n"

817 
: "+r" (pix1), "+r" (pix2), "=r"(tmp) 
818 
: "r" ((x86_reg)line_size) , "m" (h) 
819 
: "%ecx");

820 
return tmp;

821 
} 
822 
#undef SUM

823  
824 
static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){ 
825 
x86_reg i=0;

826 
__asm__ volatile(

827 
"1: \n\t"

828 
"movq (%2, %0), %%mm0 \n\t"

829 
"movq (%1, %0), %%mm1 \n\t"

830 
"psubb %%mm0, %%mm1 \n\t"

831 
"movq %%mm1, (%3, %0) \n\t"

832 
"movq 8(%2, %0), %%mm0 \n\t"

833 
"movq 8(%1, %0), %%mm1 \n\t"

834 
"psubb %%mm0, %%mm1 \n\t"

835 
"movq %%mm1, 8(%3, %0) \n\t"

836 
"add $16, %0 \n\t"

837 
"cmp %4, %0 \n\t"

838 
" jb 1b \n\t"

839 
: "+r" (i)

840 
: "r"(src1), "r"(src2), "r"(dst), "r"((x86_reg)w15) 
841 
); 
842 
for(; i<w; i++)

843 
dst[i+0] = src1[i+0]src2[i+0]; 
844 
} 
845  
846 
static void sub_hfyu_median_prediction_mmx2(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top){ 
847 
x86_reg i=0;

848 
uint8_t l, lt; 
849  
850 
__asm__ volatile(

851 
"1: \n\t"

852 
"movq 1(%1, %0), %%mm0 \n\t" // LT 
853 
"movq (%1, %0), %%mm1 \n\t" // T 
854 
"movq 1(%2, %0), %%mm2 \n\t" // L 
855 
"movq (%2, %0), %%mm3 \n\t" // X 
856 
"movq %%mm2, %%mm4 \n\t" // L 
857 
"psubb %%mm0, %%mm2 \n\t"

858 
"paddb %%mm1, %%mm2 \n\t" // L + T  LT 
859 
"movq %%mm4, %%mm5 \n\t" // L 
860 
"pmaxub %%mm1, %%mm4 \n\t" // max(T, L) 
861 
"pminub %%mm5, %%mm1 \n\t" // min(T, L) 
862 
"pminub %%mm2, %%mm4 \n\t"

863 
"pmaxub %%mm1, %%mm4 \n\t"

864 
"psubb %%mm4, %%mm3 \n\t" // dst  pred 
865 
"movq %%mm3, (%3, %0) \n\t"

866 
"add $8, %0 \n\t"

867 
"cmp %4, %0 \n\t"

868 
" jb 1b \n\t"

869 
: "+r" (i)

870 
: "r"(src1), "r"(src2), "r"(dst), "r"((x86_reg)w) 
871 
); 
872  
873 
l= *left; 
874 
lt= *left_top; 
875  
876 
dst[0]= src2[0]  mid_pred(l, src1[0], (l + src1[0]  lt)&0xFF); 
877  
878 
*left_top= src1[w1];

879 
*left = src2[w1];

880 
} 
881  
882 
#define MMABS_MMX(a,z)\

883 
"pxor " #z ", " #z " \n\t"\ 
884 
"pcmpgtw " #a ", " #z " \n\t"\ 
885 
"pxor " #z ", " #a " \n\t"\ 
886 
"psubw " #z ", " #a " \n\t" 
887  
888 
#define MMABS_MMX2(a,z)\

889 
"pxor " #z ", " #z " \n\t"\ 
890 
"psubw " #a ", " #z " \n\t"\ 
891 
"pmaxsw " #z ", " #a " \n\t" 
892  
893 
#define MMABS_SSSE3(a,z)\

894 
"pabsw " #a ", " #a " \n\t" 
895  
896 
#define MMABS_SUM(a,z, sum)\

897 
MMABS(a,z)\ 
898 
"paddusw " #a ", " #sum " \n\t" 
899  
900 
/* FIXME: HSUM_* saturates at 64k, while an 8x8 hadamard or dct block can get up to

901 
* about 100k on extreme inputs. But that's very unlikely to occur in natural video,

902 
* and it's even more unlikely to not have any alternative mvs/modes with lower cost. */

903 
#define HSUM_MMX(a, t, dst)\

904 
"movq "#a", "#t" \n\t"\ 
905 
"psrlq $32, "#a" \n\t"\ 
906 
"paddusw "#t", "#a" \n\t"\ 
907 
"movq "#a", "#t" \n\t"\ 
908 
"psrlq $16, "#a" \n\t"\ 
909 
"paddusw "#t", "#a" \n\t"\ 
910 
"movd "#a", "#dst" \n\t"\ 
911  
912 
#define HSUM_MMX2(a, t, dst)\

913 
"pshufw $0x0E, "#a", "#t" \n\t"\ 
914 
"paddusw "#t", "#a" \n\t"\ 
915 
"pshufw $0x01, "#a", "#t" \n\t"\ 
916 
"paddusw "#t", "#a" \n\t"\ 
917 
"movd "#a", "#dst" \n\t"\ 
918  
919 
#define HSUM_SSE2(a, t, dst)\

920 
"movhlps "#a", "#t" \n\t"\ 
921 
"paddusw "#t", "#a" \n\t"\ 
922 
"pshuflw $0x0E, "#a", "#t" \n\t"\ 
923 
"paddusw "#t", "#a" \n\t"\ 
924 
"pshuflw $0x01, "#a", "#t" \n\t"\ 
925 
"paddusw "#t", "#a" \n\t"\ 
926 
"movd "#a", "#dst" \n\t"\ 
927  
928 
#define hadamard_func(cpu) \

929 
int ff_hadamard8_diff_##cpu (void *s, uint8_t *src1, uint8_t *src2, \ 
930 
int stride, int h); \ 
931 
int ff_hadamard8_diff16_##cpu(void *s, uint8_t *src1, uint8_t *src2, \ 
932 
int stride, int h); 
933  
934 
hadamard_func(mmx) 
935 
hadamard_func(mmx2) 
936 
hadamard_func(sse2) 
937 
hadamard_func(ssse3) 
938  
939 
#define DCT_SAD4(m,mm,o)\

940 
"mov"#m" "#o"+ 0(%1), "#mm"2 \n\t"\ 
941 
"mov"#m" "#o"+16(%1), "#mm"3 \n\t"\ 
942 
"mov"#m" "#o"+32(%1), "#mm"4 \n\t"\ 
943 
"mov"#m" "#o"+48(%1), "#mm"5 \n\t"\ 
944 
MMABS_SUM(mm##2, mm##6, mm##0)\ 
945 
MMABS_SUM(mm##3, mm##7, mm##1)\ 
946 
MMABS_SUM(mm##4, mm##6, mm##0)\ 
947 
MMABS_SUM(mm##5, mm##7, mm##1)\ 
948  
949 
#define DCT_SAD_MMX\

950 
"pxor %%mm0, %%mm0 \n\t"\

951 
"pxor %%mm1, %%mm1 \n\t"\

952 
DCT_SAD4(q, %%mm, 0)\

953 
DCT_SAD4(q, %%mm, 8)\

954 
DCT_SAD4(q, %%mm, 64)\

955 
DCT_SAD4(q, %%mm, 72)\

956 
"paddusw %%mm1, %%mm0 \n\t"\

957 
HSUM(%%mm0, %%mm1, %0)

958  
959 
#define DCT_SAD_SSE2\

960 
"pxor %%xmm0, %%xmm0 \n\t"\

961 
"pxor %%xmm1, %%xmm1 \n\t"\

962 
DCT_SAD4(dqa, %%xmm, 0)\

963 
DCT_SAD4(dqa, %%xmm, 64)\

964 
"paddusw %%xmm1, %%xmm0 \n\t"\

965 
HSUM(%%xmm0, %%xmm1, %0)

966  
967 
#define DCT_SAD_FUNC(cpu) \

968 
static int sum_abs_dctelem_##cpu(DCTELEM *block){\ 
969 
int sum;\

970 
__asm__ volatile(\

971 
DCT_SAD\ 
972 
:"=r"(sum)\

973 
:"r"(block)\

974 
);\ 
975 
return sum&0xFFFF;\ 
976 
} 
977  
978 
#define DCT_SAD DCT_SAD_MMX

979 
#define HSUM(a,t,dst) HSUM_MMX(a,t,dst)

980 
#define MMABS(a,z) MMABS_MMX(a,z)

981 
DCT_SAD_FUNC(mmx) 
982 
#undef MMABS

983 
#undef HSUM

984  
985 
#define HSUM(a,t,dst) HSUM_MMX2(a,t,dst)

986 
#define MMABS(a,z) MMABS_MMX2(a,z)

987 
DCT_SAD_FUNC(mmx2) 
988 
#undef HSUM

989 
#undef DCT_SAD

990  
991 
#define DCT_SAD DCT_SAD_SSE2

992 
#define HSUM(a,t,dst) HSUM_SSE2(a,t,dst)

993 
DCT_SAD_FUNC(sse2) 
994 
#undef MMABS

995  
996 
#if HAVE_SSSE3

997 
#define MMABS(a,z) MMABS_SSSE3(a,z)

998 
DCT_SAD_FUNC(ssse3) 
999 
#undef MMABS

1000 
#endif

1001 
#undef HSUM

1002 
#undef DCT_SAD

1003  
1004 
static int ssd_int8_vs_int16_mmx(const int8_t *pix1, const int16_t *pix2, int size){ 
1005 
int sum;

1006 
x86_reg i=size; 
1007 
__asm__ volatile(

1008 
"pxor %%mm4, %%mm4 \n"

1009 
"1: \n"

1010 
"sub $8, %0 \n"

1011 
"movq (%2,%0), %%mm2 \n"

1012 
"movq (%3,%0,2), %%mm0 \n"

1013 
"movq 8(%3,%0,2), %%mm1 \n"

1014 
"punpckhbw %%mm2, %%mm3 \n"

1015 
"punpcklbw %%mm2, %%mm2 \n"

1016 
"psraw $8, %%mm3 \n"

1017 
"psraw $8, %%mm2 \n"

1018 
"psubw %%mm3, %%mm1 \n"

1019 
"psubw %%mm2, %%mm0 \n"

1020 
"pmaddwd %%mm1, %%mm1 \n"

1021 
"pmaddwd %%mm0, %%mm0 \n"

1022 
"paddd %%mm1, %%mm4 \n"

1023 
"paddd %%mm0, %%mm4 \n"

1024 
"jg 1b \n"

1025 
"movq %%mm4, %%mm3 \n"

1026 
"psrlq $32, %%mm3 \n"

1027 
"paddd %%mm3, %%mm4 \n"

1028 
"movd %%mm4, %1 \n"

1029 
:"+r"(i), "=r"(sum) 
1030 
:"r"(pix1), "r"(pix2) 
1031 
); 
1032 
return sum;

1033 
} 
1034  
1035 
#define PHADDD(a, t)\

1036 
"movq "#a", "#t" \n\t"\ 
1037 
"psrlq $32, "#a" \n\t"\ 
1038 
"paddd "#t", "#a" \n\t" 
1039 
/*

1040 
pmulhw: dst[015]=(src[015]*dst[015])[1631]

1041 
pmulhrw: dst[015]=(src[015]*dst[015] + 0x8000)[1631]

1042 
pmulhrsw: dst[015]=(src[015]*dst[015] + 0x4000)[1530]

1043 
*/

1044 
#define PMULHRW(x, y, s, o)\

1045 
"pmulhw " #s ", "#x " \n\t"\ 
1046 
"pmulhw " #s ", "#y " \n\t"\ 
1047 
"paddw " #o ", "#x " \n\t"\ 
1048 
"paddw " #o ", "#y " \n\t"\ 
1049 
"psraw $1, "#x " \n\t"\ 
1050 
"psraw $1, "#y " \n\t" 
1051 
#define DEF(x) x ## _mmx 
1052 
#define SET_RND MOVQ_WONE

1053 
#define SCALE_OFFSET 1 
1054  
1055 
#include "dsputil_mmx_qns_template.c" 
1056  
1057 
#undef DEF

1058 
#undef SET_RND

1059 
#undef SCALE_OFFSET

1060 
#undef PMULHRW

1061  
1062 
#define DEF(x) x ## _3dnow 
1063 
#define SET_RND(x)

1064 
#define SCALE_OFFSET 0 
1065 
#define PMULHRW(x, y, s, o)\

1066 
"pmulhrw " #s ", "#x " \n\t"\ 
1067 
"pmulhrw " #s ", "#y " \n\t" 
1068  
1069 
#include "dsputil_mmx_qns_template.c" 
1070  
1071 
#undef DEF

1072 
#undef SET_RND

1073 
#undef SCALE_OFFSET

1074 
#undef PMULHRW

1075  
1076 
#if HAVE_SSSE3

1077 
#undef PHADDD

1078 
#define DEF(x) x ## _ssse3 
1079 
#define SET_RND(x)

1080 
#define SCALE_OFFSET 1 
1081 
#define PHADDD(a, t)\

1082 
"pshufw $0x0E, "#a", "#t" \n\t"\ 
1083 
"paddd "#t", "#a" \n\t" /* faster than phaddd on core2 */ 
1084 
#define PMULHRW(x, y, s, o)\

1085 
"pmulhrsw " #s ", "#x " \n\t"\ 
1086 
"pmulhrsw " #s ", "#y " \n\t" 
1087  
1088 
#include "dsputil_mmx_qns_template.c" 
1089  
1090 
#undef DEF

1091 
#undef SET_RND

1092 
#undef SCALE_OFFSET

1093 
#undef PMULHRW

1094 
#undef PHADDD

1095 
#endif //HAVE_SSSE3 
1096  
1097  
1098 
void dsputilenc_init_mmx(DSPContext* c, AVCodecContext *avctx)

1099 
{ 
1100 
int mm_flags = av_get_cpu_flags();

1101  
1102 
if (mm_flags & AV_CPU_FLAG_MMX) {

1103 
const int dct_algo = avctx>dct_algo; 
1104 
if(dct_algo==FF_DCT_AUTO  dct_algo==FF_DCT_MMX){

1105 
if(mm_flags & AV_CPU_FLAG_SSE2){

1106 
c>fdct = ff_fdct_sse2; 
1107 
}else if(mm_flags & AV_CPU_FLAG_MMX2){ 
1108 
c>fdct = ff_fdct_mmx2; 
1109 
}else{

1110 
c>fdct = ff_fdct_mmx; 
1111 
} 
1112 
} 
1113  
1114 
c>get_pixels = get_pixels_mmx; 
1115 
c>diff_pixels = diff_pixels_mmx; 
1116 
c>pix_sum = pix_sum16_mmx; 
1117  
1118 
c>diff_bytes= diff_bytes_mmx; 
1119 
c>sum_abs_dctelem= sum_abs_dctelem_mmx; 
1120  
1121 
#if HAVE_YASM

1122 
c>hadamard8_diff[0]= ff_hadamard8_diff16_mmx;

1123 
c>hadamard8_diff[1]= ff_hadamard8_diff_mmx;

1124 
#endif

1125  
1126 
c>pix_norm1 = pix_norm1_mmx; 
1127 
c>sse[0] = (HAVE_YASM && mm_flags & AV_CPU_FLAG_SSE2) ? ff_sse16_sse2 : sse16_mmx;

1128 
c>sse[1] = sse8_mmx;

1129 
c>vsad[4]= vsad_intra16_mmx;

1130  
1131 
c>nsse[0] = nsse16_mmx;

1132 
c>nsse[1] = nsse8_mmx;

1133 
if(!(avctx>flags & CODEC_FLAG_BITEXACT)){

1134 
c>vsad[0] = vsad16_mmx;

1135 
} 
1136  
1137 
if(!(avctx>flags & CODEC_FLAG_BITEXACT)){

1138 
c>try_8x8basis= try_8x8basis_mmx; 
1139 
} 
1140 
c>add_8x8basis= add_8x8basis_mmx; 
1141  
1142 
c>ssd_int8_vs_int16 = ssd_int8_vs_int16_mmx; 
1143  
1144  
1145 
if (mm_flags & AV_CPU_FLAG_MMX2) {

1146 
c>sum_abs_dctelem= sum_abs_dctelem_mmx2; 
1147 
#if HAVE_YASM

1148 
c>hadamard8_diff[0]= ff_hadamard8_diff16_mmx2;

1149 
c>hadamard8_diff[1]= ff_hadamard8_diff_mmx2;

1150 
#endif

1151 
c>vsad[4]= vsad_intra16_mmx2;

1152  
1153 
if(!(avctx>flags & CODEC_FLAG_BITEXACT)){

1154 
c>vsad[0] = vsad16_mmx2;

1155 
} 
1156  
1157 
c>sub_hfyu_median_prediction= sub_hfyu_median_prediction_mmx2; 
1158 
} 
1159  
1160 
if(mm_flags & AV_CPU_FLAG_SSE2){

1161 
c>get_pixels = get_pixels_sse2; 
1162 
c>sum_abs_dctelem= sum_abs_dctelem_sse2; 
1163 
#if HAVE_YASM && HAVE_ALIGNED_STACK

1164 
c>hadamard8_diff[0]= ff_hadamard8_diff16_sse2;

1165 
c>hadamard8_diff[1]= ff_hadamard8_diff_sse2;

1166 
#endif

1167 
} 
1168  
1169 
if (CONFIG_LPC && mm_flags & (AV_CPU_FLAG_SSE2AV_CPU_FLAG_SSE2SLOW)) {

1170 
c>lpc_compute_autocorr = ff_lpc_compute_autocorr_sse2; 
1171 
} 
1172  
1173 
#if HAVE_SSSE3

1174 
if(mm_flags & AV_CPU_FLAG_SSSE3){

1175 
if(!(avctx>flags & CODEC_FLAG_BITEXACT)){

1176 
c>try_8x8basis= try_8x8basis_ssse3; 
1177 
} 
1178 
c>add_8x8basis= add_8x8basis_ssse3; 
1179 
c>sum_abs_dctelem= sum_abs_dctelem_ssse3; 
1180 
#if HAVE_YASM && HAVE_ALIGNED_STACK

1181 
c>hadamard8_diff[0]= ff_hadamard8_diff16_ssse3;

1182 
c>hadamard8_diff[1]= ff_hadamard8_diff_ssse3;

1183 
#endif

1184 
} 
1185 
#endif

1186  
1187 
if(mm_flags & AV_CPU_FLAG_3DNOW){

1188 
if(!(avctx>flags & CODEC_FLAG_BITEXACT)){

1189 
c>try_8x8basis= try_8x8basis_3dnow; 
1190 
} 
1191 
c>add_8x8basis= add_8x8basis_3dnow; 
1192 
} 
1193 
} 
1194  
1195 
dsputil_init_pix_mmx(c, avctx); 
1196 
} 