Description:

source/libvpx/vp8/common/x86/iwalsh_mmx.asm

 ;
 ;  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 ;
 ;  Use of this source code is governed by a BSD-style license
 ;  that can be found in the LICENSE file in the root of the source
 ;  tree. An additional intellectual property rights grant can be found
 ;  in the file PATENTS.  All contributing project authors may
 ;  be found in the AUTHORS file in the root of the source tree.
 ;
 
 
 %include "vpx_ports/x86_abi_support.asm"
 
 ;void vp8_short_inv_walsh4x4_mmx(short *input, short *output)
 global sym(vp8_short_inv_walsh4x4_mmx) PRIVATE
 sym(vp8_short_inv_walsh4x4_mmx):
     push        rbp
     mov         rbp, rsp
     SHADOW_ARGS_TO_STACK 2
     ; end prolog
 
     mov         rdx, arg(0)
     mov         rax, 30003h
 
     movq        mm0, [rdx + 0]    ;ip[0]
     movq        mm1, [rdx + 8]    ;ip[4]
-    movd        mm7, rax
+    movq        mm7, rax
 
     movq        mm2, [rdx + 16]   ;ip[8]
     movq        mm3, [rdx + 24]   ;ip[12]
     punpcklwd   mm7, mm7          ;0003000300030003h
     mov         rdx, arg(1)
 
     movq        mm4, mm0
     movq        mm5, mm1
 
     paddw       mm4, mm3          ;ip[0] + ip[12] aka al
@@ skipping 93 matching lines @@
     shr         eax, 16
     shr         ecx, 16
     mov         word ptr[rdx+32*14], ax
     mov         word ptr[rdx+32*15], cx
 
     ; begin epilog
     UNSHADOW_ARGS
     pop         rbp
     ret