[svn] / branches / dev-api-3 / xvidcore / src / motion / x86_asm / sad_xmm.asm Repository:
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revision 529, Mon Sep 23 10:59:10 2002 UTC revision 530, Mon Sep 23 20:36:02 2002 UTC
# Line 3  Line 3 
3  ; *     XVID MPEG-4 VIDEO CODEC  ; *     XVID MPEG-4 VIDEO CODEC
4  ; *     xmm sum of absolute difference  ; *     xmm sum of absolute difference
5  ; *  ; *
6    ; *     This program is an implementation of a part of one or more MPEG-4
7    ; *     Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
8    ; *     to use this software module in hardware or software products are
9    ; *     advised that its use may infringe existing patents or copyrights, and
10    ; *     any such use would be at such party's own risk.  The original
11    ; *     developer of this software module and his/her company, and subsequent
12    ; *     editors and their companies, will have no liability for use of this
13    ; *     software or modifications or derivatives thereof.
14    ; *
15  ; *     This program is free software; you can redistribute it and/or modify  ; *     This program is free software; you can redistribute it and/or modify
16  ; *     it under the terms of the GNU General Public License as published by  ; *     it under the terms of the GNU General Public License as published by
17  ; *     the Free Software Foundation; either version 2 of the License, or  ; *     the Free Software Foundation; either version 2 of the License, or
# Line 348  Line 357 
357    
358      mov eax, [esp+ 4] ; Src      mov eax, [esp+ 4] ; Src
359    
360    
361      pxor mm5, mm5 ; sums      pxor mm5, mm5 ; sums
362      pxor mm6, mm6      pxor mm6, mm6
363    
# Line 376  Line 386 
386    
387      movd eax, mm6      movd eax, mm6
388      ret      ret
389    
390    cglobal sad16v_xmm
391    
392    ;===========================================================================
393    ;int sad16v_xmm(const uint8_t * const cur,
394    ;               const uint8_t * const ref,
395    ;               const uint32_t stride,
396    ;               int* sad8);
397    ;===========================================================================
398    align 16
399    sad16v_xmm:
400        push ebx
401        mov eax, [esp+4+ 4] ; Src1
402        mov edx, [esp+4+ 8] ; Src2
403        mov ecx, [esp+4+12] ; Stride
404        mov ebx, [esp+4+16] ; sad ptr
405    
406        pxor mm5, mm5 ; accum1
407        pxor mm6, mm6 ; accum2
408        pxor mm7, mm7 ; total
409        SAD_16x16_SSE
410        SAD_16x16_SSE
411        SAD_16x16_SSE
412        SAD_16x16_SSE
413        SAD_16x16_SSE
414        SAD_16x16_SSE
415        SAD_16x16_SSE
416        SAD_16x16_SSE
417        paddusw mm7, mm5
418        paddusw mm7, mm6
419        movd [ebx], mm5
420        movd [ebx+4], mm6
421    
422        pxor mm5, mm5 ; accum1
423        pxor mm6, mm6 ; accum2
424        SAD_16x16_SSE
425        SAD_16x16_SSE
426        SAD_16x16_SSE
427        SAD_16x16_SSE
428        SAD_16x16_SSE
429        SAD_16x16_SSE
430        SAD_16x16_SSE
431        SAD_16x16_SSE
432        paddusw mm7, mm5
433        paddusw mm7, mm6
434        movd [ebx+8], mm5
435        movd [ebx+12], mm6
436    
437        movd eax, mm7
438        pop ebx
439        ret
440    ;--------
441    
442    
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