138     pmaddubsw  xmm0, xmm4  // horizontal add  in ScaleRowDown2Linear_SSSE3()
139     pmaddubsw  xmm1, xmm4  in ScaleRowDown2Linear_SSSE3()
175     pmaddubsw  xmm0, xmm4  // horizontal add  in ScaleRowDown2Box_SSSE3()
176     pmaddubsw  xmm1, xmm4  in ScaleRowDown2Box_SSSE3()
177     pmaddubsw  xmm2, xmm4  in ScaleRowDown2Box_SSSE3()
178     pmaddubsw  xmm3, xmm4  in ScaleRowDown2Box_SSSE3()
367     pmaddubsw  xmm0, xmm4  // horizontal add  in ScaleRowDown4Box_SSSE3()
368     pmaddubsw  xmm1, xmm4  in ScaleRowDown4Box_SSSE3()
369     pmaddubsw  xmm2, xmm4  in ScaleRowDown4Box_SSSE3()
370     pmaddubsw  xmm3, xmm4  in ScaleRowDown4Box_SSSE3()
375     pmaddubsw  xmm2, xmm4  in ScaleRowDown4Box_SSSE3()
376     pmaddubsw  xmm3, xmm4  in ScaleRowDown4Box_SSSE3()
382     pmaddubsw  xmm2, xmm4  in ScaleRowDown4Box_SSSE3()
383     pmaddubsw  xmm3, xmm4  in ScaleRowDown4Box_SSSE3()
572     pmaddubsw  xmm0, xmm5  in ScaleRowDown34_1_Box_SSSE3()
581     pmaddubsw  xmm0, xmm6  in ScaleRowDown34_1_Box_SSSE3()
592     pmaddubsw  xmm0, xmm1  in ScaleRowDown34_1_Box_SSSE3()
630     pmaddubsw  xmm0, xmm5  in ScaleRowDown34_0_Box_SSSE3()
640     pmaddubsw  xmm0, xmm6  in ScaleRowDown34_0_Box_SSSE3()
652     pmaddubsw  xmm0, xmm1  in ScaleRowDown34_0_Box_SSSE3()
927     pmaddubsw  xmm1, xmm0  // 16 bit, 2 pixels.  in ScaleFilterCols_SSSE3()
951     pmaddubsw  xmm2, xmm0  // 16 bit  in ScaleFilterCols_SSSE3()
1298     pmaddubsw  xmm0, xmm1  // argb_argb 16 bit, 2 pixels.  in ScaleARGBFilterCols_SSSE3()
1319     pmaddubsw  xmm0, xmm2  // argb 16 bit, 1 pixel.  in ScaleARGBFilterCols_SSSE3()