219     packuswb   xmm0, xmm1  in ScaleRowDown2_SSE2()
260     packuswb   xmm0, xmm1  in ScaleRowDown2Int_SSE2()
293     packuswb   xmm0, xmm1  in ScaleRowDown2_Unaligned_SSE2()
335     packuswb   xmm0, xmm1  in ScaleRowDown2Int_Unaligned_SSE2()
368     packuswb   xmm0, xmm1  in ScaleRowDown4_SSE2()
369     packuswb   xmm0, xmm0  in ScaleRowDown4_SSE2()
421     packuswb   xmm0, xmm1  in ScaleRowDown4Int_SSE2()
427     packuswb   xmm0, xmm0  in ScaleRowDown4Int_SSE2()
461     packuswb   xmm0, xmm1  // 32->16  in ScaleRowDown8_SSE2()
462     packuswb   xmm0, xmm0  // 16->8  in ScaleRowDown8_SSE2()
463     packuswb   xmm0, xmm0  // 8->4  in ScaleRowDown8_SSE2()
531     packuswb   xmm0, xmm0  in ScaleRowDown8Int_SSE2()
532     packuswb   xmm0, xmm0  in ScaleRowDown8Int_SSE2()
628     packuswb   xmm0, xmm0  in ScaleRowDown34_1_Int_SSSE3()
637     packuswb   xmm0, xmm0  in ScaleRowDown34_1_Int_SSSE3()
648     packuswb   xmm0, xmm0  in ScaleRowDown34_1_Int_SSSE3()
688     packuswb   xmm0, xmm0  in ScaleRowDown34_0_Int_SSSE3()
698     packuswb   xmm0, xmm0  in ScaleRowDown34_0_Int_SSSE3()
710     packuswb   xmm0, xmm0  in ScaleRowDown34_0_Int_SSSE3()
808     packuswb   xmm6, xmm6  in ScaleRowDown38_3_Int_SSSE3()
853     packuswb   xmm1, xmm1  in ScaleRowDown38_2_Int_SSSE3()
975     packuswb   xmm0, xmm1  in ScaleFilterRows_SSE2()
1063     packuswb   xmm0, xmm1  in ScaleFilterRows_SSSE3()