movdqu xmm6, [plus_one]  pmaddwd xmm5, xmm6  movhlps xmm6, xmm5  paddd xmm5, xmm6  movdq2q mm0, xmm5  movq mm5, mm0  psrlq mm5, 32  paddd mm0, mm5  movd eax, mm0         ; return sum  pop edi  pop esi  retALIGN 16.qes2_q1loop  movdqa xmm0, [esi + ecx*8]        ; xmm0 = [1st]  movdqa xmm3, [esi + ecx*8 + 16]   ; xmm3 = [2nd]  pxor xmm1, xmm1  pxor xmm4, xmm4  pcmpgtw xmm1, xmm0  pcmpgtw xmm4, xmm3  pxor xmm0, xmm1  pxor xmm3, xmm4  psubw xmm0, xmm1  psubw xmm3, xmm4  psubusw xmm0, xmm6  psubusw xmm3, xmm6  psrlw xmm0, 1  psrlw xmm3, 1  paddw xmm5, xmm0  pxor xmm0, xmm1  paddw xmm5, xmm3  pxor xmm3, xmm4  psubw xmm0, xmm1  psubw xmm3, xmm4  movdqa [edi + ecx*8], xmm0  movdqa [edi + ecx*8 + 16], xmm3  add ecx, 4  cmp ecx, 16  jnz .qes2_q1loop  jmp .qes2_done.endfunc;-----------------------------------------------------------------------------;; uint32_t dequant_h263_intra_mmx(int16_t *data,;                                 const int16_t const *coeff,;                                 const uint32_t quant,;                                 const uint32_t dcscalar,;                                 const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------ALIGN 16dequant_h263_intra_mmx:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff  pcmpeqw mm0,mm0  movq mm6, [mmx_quant + ecx*8]     ; quant  shl ecx,31                        ; quant & 1 ? 0 : - 1  movq mm7,mm6  movq mm5,mm0  movd mm1,ecx  mov edx, [esp+ 4]                 ; data  psllw mm0,mm1  paddw mm7,mm7                     ; 2*quant  paddw mm6,mm0                     ; quant-1  psllw mm5,12  mov ecx,8  psrlw mm5,1.loop:   movq mm0,[eax]   pxor mm2,mm2  pxor mm4,mm4  pcmpgtw mm2,mm0  pcmpeqw mm4,mm0  pmullw mm0,mm7      ; * 2 * quant    movq mm1,[eax+8]  psubw mm0,mm2   pxor mm2,mm6  pxor mm3,mm3  pandn mm4,mm2  pxor mm2,mm2  pcmpgtw mm3,mm1  pcmpeqw mm2,mm1  pmullw mm1,mm7  paddw mm0,mm4  psubw mm1,mm3  pxor mm3,mm6  pandn mm2,mm3  paddsw mm0, mm5        ; saturate  paddw mm1,mm2     paddsw mm1, mm5  psubsw mm0, mm5  psubsw mm1, mm5  psubsw mm0, mm5  psubsw mm1, mm5  paddsw mm0, mm5  paddsw mm1, mm5    movq [edx],mm0  lea eax,[eax+16]  movq [edx+8],mm1   dec ecx  lea edx,[edx+16]  jne .loop     ; deal with DC  mov eax, [esp+ 8]                ; coeff  movd mm1,[esp+16]                ; dcscalar  movd mm0,[eax]                   ; coeff[0]  pmullw mm0,mm1                   ; * dcscalar  mov edx, [esp+ 4]                ; data  paddsw mm0, mm5                  ; saturate +  psubsw mm0, mm5  psubsw mm0, mm5                  ; saturate -  paddsw mm0, mm5  movd eax,mm0  mov [edx], ax  xor eax, eax                    ; return 0  ret.endfunc;-----------------------------------------------------------------------------;; uint32_t dequant_h263_intra_xmm(int16_t *data,;                                 const int16_t const *coeff,;                                 const uint32_t quant,;                                 const uint32_t dcscalar,;                                 const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------  ALIGN 16 dequant_h263_intra_xmm:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff  movd mm6,ecx                      ; quant  pcmpeqw mm0,mm0  pshufw mm6,mm6,0                  ; all quant  shl ecx,31  movq mm5,mm0  movq mm7,mm6  movd mm1,ecx  mov edx, [esp+ 4]                 ; data  psllw mm0,mm1                     ; quant & 1 ? 0 : - 1  movq mm4,mm5  paddw mm7,mm7                     ; quant*2  paddw mm6,mm0                     ; quant-1  psrlw mm4,5                       ; mm4=2047  mov ecx,8  pxor mm5,mm4                      ; mm5=-2048  .loop:  movq mm0,[eax]   pxor mm2,mm2  pxor mm3,mm3  pcmpgtw mm2,mm0  pcmpeqw mm3,mm0     ; if coeff==0...  pmullw mm0,mm7      ; * 2 * quant  movq mm1,[eax+8]    psubw mm0,mm2  pxor mm2,mm6  pandn mm3,mm2       ; ...then data=0  pxor mm2,mm2  paddw mm0,mm3  pxor mm3,mm3  pcmpeqw mm2,mm1  pcmpgtw mm3,mm1  pmullw mm1,mm7     pminsw mm0,mm4  psubw mm1,mm3  pxor mm3,mm6  pandn mm2,mm3  paddw mm1,mm2    pmaxsw mm0,mm5  pminsw mm1,mm4  movq [edx],mm0  pmaxsw mm1,mm5  lea eax,[eax+16]  movq [edx+8],mm1    dec ecx  lea edx,[edx+16]  jne .loop     ; deal with DC  mov eax, [esp+ 8]                 ; coeff  movd mm1,[esp+16]                 ; dcscalar  movd mm0, [eax]  pmullw mm0, mm1              mov edx, [esp+ 4]                 ; data  pminsw mm0,mm4  pmaxsw mm0,mm5  movd eax, mm0  mov [edx], ax  xor eax, eax                      ; return 0  ret.endfunc;-----------------------------------------------------------------------------;; uint32_t dequant_h263_intra_sse2(int16_t *data,;                                  const int16_t const *coeff,;                                  const uint32_t quant,;                                  const uint32_t dcscalar,;                                  const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------ALIGN 16 dequant_h263_intra_sse2:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff   movd xmm6,ecx                     ; quant  shl ecx,31  pshuflw xmm6,xmm6,0  pcmpeqw xmm0,xmm0  movlhps xmm6,xmm6                 ; all quant  movd xmm1,ecx  movdqa xmm5,xmm0  movdqa xmm7,xmm6  mov edx, [esp+ 4]                 ; data  paddw xmm7,xmm7                   ; quant *2  psllw xmm0,xmm1                   ; quant & 1 ? 0 : - 1   movdqa xmm4,xmm5  paddw xmm6,xmm0                   ; quant-1  psrlw xmm4,5                      ; 2047  mov ecx,4  pxor xmm5,xmm4                    ; mm5=-2048  .loop:  movdqa xmm0,[eax]   pxor xmm2,xmm2  pxor xmm3,xmm3  pcmpgtw xmm2,xmm0  pcmpeqw xmm3,xmm0  pmullw xmm0,xmm7      ; * 2 * quant  movdqa xmm1,[eax+16]    psubw xmm0,xmm2  pxor xmm2,xmm6  pandn xmm3,xmm2  pxor xmm2,xmm2  paddw xmm0,xmm3  pxor xmm3,xmm3  pcmpeqw xmm2,xmm1  pcmpgtw xmm3,xmm1  pmullw xmm1,xmm7     pminsw xmm0,xmm4  psubw xmm1,xmm3  pxor xmm3,xmm6  pandn xmm2,xmm3  paddw xmm1,xmm2    pmaxsw xmm0,xmm5  pminsw xmm1,xmm4  movdqa [edx],xmm0  pmaxsw xmm1,xmm5  lea eax,[eax+32]  movdqa [edx+16],xmm1   dec ecx  lea edx,[edx+32]  jne .loop       ; deal with DC  mov eax, [esp+ 8]             ; coeff  movsx eax,word [eax]  imul dword [esp+16]           ; dcscalar  mov edx, [esp+ 4]             ; data  movd xmm0,eax  pminsw xmm0,xmm4  pmaxsw xmm0,xmm5  movd eax,xmm0    mov [edx], ax  xor eax, eax                  ; return 0  ret.endfunc;-----------------------------------------------------------------------------;; uint32t dequant_h263_inter_mmx(int16_t * data,;                                const int16_t * const coeff,;                                const uint32_t quant,;                                const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------ALIGN 16dequant_h263_inter_mmx:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff  pcmpeqw mm0,mm0  movq mm6, [mmx_quant + ecx*8]     ; quant  shl ecx,31                        ; odd/even  movq mm7,mm6  movd mm1,ecx  mov edx, [esp+ 4]                 ; data  movq mm5,mm0  psllw mm0,mm1                     ; quant & 1 ? 0 : - 1  paddw mm7,mm7                     ; quant*2  paddw mm6,mm0                     ; quant & 1 ? quant : quant - 1  psllw mm5,12  mov ecx,8  psrlw mm5,1                       ; 32767-2047 (32768-2048).loop:  movq mm0,[eax]   pxor mm4,mm4  pxor mm2,mm2  pcmpeqw mm4,mm0     ; if coeff==0...  pcmpgtw mm2,mm0  pmullw mm0,mm7      ; * 2 * quant  pxor mm3,mm3  psubw mm0,mm2   movq mm1,[eax+8]  pxor mm2,mm6  pcmpgtw mm3,mm1  pandn mm4,mm2      ; ... then data==0  pmullw mm1,mm7  pxor mm2,mm2  pcmpeqw mm2,mm1  psubw mm1,mm3  pxor mm3,mm6  pandn mm2,mm3  paddw mm0,mm4  paddw mm1,mm2      paddsw mm0, mm5        ; saturate  paddsw mm1, mm5  psubsw mm0, mm5  psubsw mm1, mm5  psubsw mm0, mm5  psubsw mm1, mm5  paddsw mm0, mm5  paddsw mm1, mm5    movq [edx],mm0  lea eax,[eax+16]  movq [edx+8],mm1   dec ecx  lea edx,[edx+16]  jne .loop    xor eax, eax              ; return 0  ret.endfunc;-----------------------------------------------------------------------------;; uint32_t dequant_h263_inter_xmm(int16_t * data,;                                 const int16_t * const coeff,;                                 const uint32_t quant,;                                 const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------ALIGN 16 dequant_h263_inter_xmm:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff  pcmpeqw mm0,mm0  movq mm6, [mmx_quant + ecx*8]     ; quant  shl ecx,31  movq mm5,mm0  movd mm1,ecx  movq mm7,mm6  psllw mm0,mm1  mov edx, [esp+ 4]                 ; data  movq mm4,mm5  paddw mm7,mm7  paddw mm6,mm0                     ; quant-1  psrlw mm4,5  mov ecx,8  pxor mm5,mm4                      ; mm5=-2048   .loop:  movq mm0,[eax]   pxor mm3,mm3  pxor mm2,mm2  pcmpeqw mm3,mm0  pcmpgtw mm2,mm0  pmullw mm0,mm7                    ; * 2 * quant  pandn mm3,mm6  movq mm1,[eax+8]  psubw mm0,mm2   pxor mm2,mm3  pxor mm3,mm3  paddw mm0,mm2  pxor mm2,mm2  pcmpgtw mm3,mm1  pcmpeqw mm2,mm1  pmullw mm1,mm7  pandn mm2,mm6  psubw mm1,mm3  pxor mm3,mm2  paddw mm1,mm3    pminsw mm0,mm4  pminsw mm1,mm4  pmaxsw mm0,mm5  pmaxsw mm1,mm5      movq [edx],mm0  lea eax,[eax+16]  movq [edx+8],mm1   dec ecx  lea edx,[edx+16]  jne .loop  xor eax, eax              ; return 0  ret.endfunc ;-----------------------------------------------------------------------------;; uint32_t dequant_h263_inter_sse2(int16_t * data,;                                  const int16_t * const coeff,;                                  const uint32_t quant,;                                  const uint16_t *mpeg_matrices);;;-----------------------------------------------------------------------------ALIGN 16dequant_h263_inter_sse2:  mov ecx, [esp+12]                 ; quant  mov eax, [esp+ 8]                 ; coeff  movq xmm6, [mmx_quant + ecx*8]    ; quant  inc ecx  pcmpeqw xmm5,xmm5  and ecx,1  movlhps xmm6,xmm6  movd xmm0,ecx  movdqa xmm7,xmm6  pshuflw xmm0,xmm0,0  movdqa xmm4,xmm5  mov edx, [esp+ 4]                 ; data  movlhps xmm0,xmm0  paddw xmm7,xmm7  psubw xmm6,xmm0  psrlw xmm4,5   ; 2047  mov ecx,4  pxor xmm5,xmm4 ; mm5=-2048  .loop:  movdqa xmm0,[eax]   pxor xmm3,xmm3  pxor xmm2,xmm2  pcmpeqw xmm3,xmm0  pcmpgtw xmm2,xmm0  pmullw xmm0,xmm7      ; * 2 * quant  pandn xmm3,xmm6  movdqa xmm1,[eax+16]  psubw xmm0,xmm2   pxor xmm2,xmm3  pxor xmm3,xmm3  paddw xmm0,xmm2  pxor xmm2,xmm2  pcmpgtw xmm3,xmm1  pcmpeqw xmm2,xmm1  pmullw xmm1,xmm7  pandn xmm2,xmm6  psubw xmm1,xmm3  pxor xmm3,xmm2  paddw xmm1,xmm3    pminsw xmm0,xmm4  pminsw xmm1,xmm4  pmaxsw xmm0,xmm5  pmaxsw xmm1,xmm5      movdqa [edx],xmm0  lea eax,[eax+32]  movdqa [edx+16],xmm1   dec ecx  lea edx,[edx+32]  jne .loop  xor eax, eax              ; return 0  ret.endfunc