;*!;* \copy;*     Copyright (c)  2009-2013, Cisco Systems;*     All rights reserved.;*;*     Redistribution and use in source and binary forms, with or without;*     modification, are permitted provided that the following conditions;*     are met:;*;*        ?Redistributions of source code must retain the above copyright;*          notice, this list of conditions and the following disclaimer.;*;*        ?Redistributions in binary form must reproduce the above copyright;*          notice, this list of conditions and the following disclaimer in;*          the documentation and/or other materials provided with the;*          distribution.;*;*     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS;*     "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT;*     LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS;*     FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE;*     COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,;*     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,;*     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;;*     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER;*     CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT;*     LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN;*     ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE;*     POSSIBILITY OF SUCH DAMAGE.;*;*;*  dct.asm;*;*  History;*      8/4/2009 Created;*;*;*************************************************************************/ %include "asm_inc.asm" SECTION .text ;***********************************************************************; SSE2 functions;*********************************************************************** %macro SSE2_SumSubD 3    movdqa  %3, %2    paddd   %2, %1    psubd   %1, %3%endmacro %macro SSE2_SumSubDiv2D 4    paddd   %1, %2    paddd   %1, %3    psrad   %1,  1    movdqa  %4, %1    psubd   %4, %2%endmacro%macro SSE2_Load4Col    5    movsx       r2,     WORD[%5]    movd        %1,         r2d    movsx       r2,     WORD[%5 + 0x20]    movd        %2,         r2d    punpckldq   %1,         %2    movsx       r2,     WORD[%5 + 0x80]    movd        %3,         r2d    movsx       r2,     WORD[%5 + 0xa0]    movd        %4,         r2d    punpckldq   %3,         %4    punpcklqdq  %1,         %3%endmacro ;***********************************************************************;void WelsHadamardT4Dc_sse2( int16_t *luma_dc, int16_t *pDct);***********************************************************************WELS_EXTERN WelsHadamardT4Dc_sse2    %assign push_num 0    LOAD_2_PARA    PUSH_XMM 8    SSE2_Load4Col       xmm1, xmm5, xmm6, xmm0, r1    SSE2_Load4Col       xmm2, xmm5, xmm6, xmm0, r1 + 0x40    SSE2_Load4Col       xmm3, xmm5, xmm6, xmm0, r1 + 0x100    SSE2_Load4Col       xmm4, xmm5, xmm6, xmm0, r1 + 0x140     SSE2_SumSubD        xmm1, xmm2, xmm7    SSE2_SumSubD        xmm3, xmm4, xmm7    SSE2_SumSubD        xmm2, xmm4, xmm7    SSE2_SumSubD        xmm1, xmm3, xmm7     SSE2_Trans4x4D      xmm4, xmm2, xmm1, xmm3, xmm5    ; pOut: xmm4,xmm3,xmm5,xmm1     SSE2_SumSubD        xmm4, xmm3, xmm7    SSE2_SumSubD        xmm5, xmm1, xmm7     WELS_DD1 xmm6    SSE2_SumSubDiv2D    xmm3, xmm1, xmm6, xmm0          ; pOut: xmm3 = (xmm3+xmm1+1)/2, xmm0 = (xmm3-xmm1+1)/2    SSE2_SumSubDiv2D    xmm4, xmm5, xmm6, xmm1          ; pOut: xmm4 = (xmm4+xmm5+1)/2, xmm1 = (xmm4-xmm5+1)/2    SSE2_Trans4x4D      xmm3, xmm0, xmm1, xmm4, xmm2    ; pOut: xmm3,xmm4,xmm2,xmm1     packssdw    xmm3,   xmm4    packssdw    xmm2,   xmm1    movdqa  [r0+ 0],   xmm3    movdqa  [r0+16],   xmm2     POP_XMM    ret