[x265] [PATCH] asm: fix build error caused by usage of 64-bit dependent register in Win32 versions

[nabajit at multicorewareinc.com]

# HG changeset patch
# User Nabajit Deka
# Date 1396347344 -19800
#      Tue Apr 01 15:45:44 2014 +0530
# Node ID dd189fd26f47dbff79e3f92a5afe25e7c4b99996
# Parent  7ce180ca05b373e042d672f103f721d11cf4af7a
asm: fix build error caused by usage of 64-bit dependent register in Win32 versions

diff -r 7ce180ca05b3 -r dd189fd26f47 source/common/x86/pixel-a.asm
--- a/source/common/x86/pixel-a.asm	Mon Mar 31 18:19:24 2014 -0500
+++ b/source/common/x86/pixel-a.asm	Tue Apr 01 15:45:44 2014 +0530
@@ -6445,8 +6445,8 @@
     movd        m1, [r0]
     psrlw       m1, m0
     packuswb    m1, m1
-    movd        r6, m1
-    mov         [r2], r6b
+    movd        r3, m1
+    mov         [r2], r3b
 .end:
     RET