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Bug fix: Issue 531: MMX code tries to read from SSE2 register
author
Scott LaVarnway
<slavarnway@google.com>
Fri, 15 Mar 2013 16:27:09 +0000
(09:27 -0700)
committer
Scott LaVarnway
<slavarnway@google.com>
Fri, 15 Mar 2013 16:27:09 +0000
(09:27 -0700)
Reported by Krzysztof Kaspruk.
https://code.google.com/p/webm/issues/detail?id=531
Change-Id: Ib5d5878ad07707bd42c2ca833eb021004f537012
vp8/common/x86/postproc_mmx.asm
patch
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diff --git
a/vp8/common/x86/postproc_mmx.asm
b/vp8/common/x86/postproc_mmx.asm
index
966c586
..
5cf110b
100644
(file)
--- a/
vp8/common/x86/postproc_mmx.asm
+++ b/
vp8/common/x86/postproc_mmx.asm
@@
-61,7
+61,7
@@
sym(vp8_mbpost_proc_down_mmx):
mov rcx, 8
.init_borderd ; initialize borders
lea rdi, [rdi + rax]
- movq [rdi],
x
mm1
+ movq [rdi], mm1
dec rcx
jne .init_borderd
@@
-193,7
+193,6
@@
sym(vp8_mbpost_proc_down_mmx):
movq mm4, [sym(vp8_rv) + rcx*2]
%endif
paddw mm1, mm4
- ;paddw xmm1, eight8s
psraw mm1, 4
packuswb mm1, mm0