switch toyuy2 from aligned to unaligned
BUG=211
TESTED=ToYUY2*
Review URL: https://webrtc-codereview.appspot.com/1274005

git-svn-id: http://libyuv.googlecode.com/svn/trunk@633 16f28f9a-4ce2-e073-06de-1de4eb20be90
diff --git a/source/row_posix.cc b/source/row_posix.cc
index 74ae032..83a4407 100644
--- a/source/row_posix.cc
+++ b/source/row_posix.cc
@@ -5119,11 +5119,11 @@
     "punpcklbw %%xmm3,%%xmm2                     \n"
     "movdqa    (%0),%%xmm0                       \n"
     "lea       0x10(%0),%0                       \n"
-    "movdqa    %%xmm0,%%xmm1                     \n"
+    "movdqu    %%xmm0,%%xmm1                     \n"
     "punpcklbw %%xmm2,%%xmm0                     \n"
     "punpckhbw %%xmm2,%%xmm1                     \n"
-    "movdqa    %%xmm0,(%3)                       \n"
-    "movdqa    %%xmm1,0x10(%3)                   \n"
+    "movdqu    %%xmm0,(%3)                       \n"
+    "movdqu    %%xmm1,0x10(%3)                   \n"
     "lea       0x20(%3),%3                       \n"
     "sub       $0x10,%4                          \n"
     "jg         1b                               \n"
@@ -5152,13 +5152,13 @@
     "movq      (%1,%2,1),%%xmm3                  \n"
     "lea       0x8(%1),%1                        \n"
     "punpcklbw %%xmm3,%%xmm2                     \n"
-    "movdqa    (%0),%%xmm0                       \n"
+    "movdqu    (%0),%%xmm0                       \n"
     "movdqa    %%xmm2,%%xmm1                     \n"
     "lea       0x10(%0),%0                       \n"
     "punpcklbw %%xmm0,%%xmm1                     \n"
     "punpckhbw %%xmm0,%%xmm2                     \n"
-    "movdqa    %%xmm1,(%3)                       \n"
-    "movdqa    %%xmm2,0x10(%3)                   \n"
+    "movdqu    %%xmm1,(%3)                       \n"
+    "movdqu    %%xmm2,0x10(%3)                   \n"
     "lea       0x20(%3),%3                       \n"
     "sub       $0x10,%4                          \n"
     "jg         1b                               \n"