From 845e37e770d7aa3316f368db167eb299697e7f84 Mon Sep 17 00:00:00 2001
From: Zuxy Meng <zuxy.meng@gmail.com>
Date: Tue, 12 Jan 2010 02:34:33 +0000
Subject: [PATCH] Make sure that sfence is used after any non temporal stores.
Originally committed as revision 30287 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
---
libswscale/x86/yuv2rgb_template.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libswscale/x86/yuv2rgb_template.c b/libswscale/x86/yuv2rgb_template.c
index b6a1c3dca9..c8d7ca5677 100644
--- a/libswscale/x86/yuv2rgb_template.c
+++ b/libswscale/x86/yuv2rgb_template.c
@@ -168,7 +168,7 @@
: "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index) \
); \
} \
- __asm__ volatile (EMMS); \
+ __asm__ volatile (SFENCE"\n\t"EMMS); \
return srcSliceH; \
#define YUV2RGB_OPERANDS_ALPHA \
@@ -176,7 +176,7 @@
: "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index), "r" (pa - 2*index) \
); \
} \
- __asm__ volatile (EMMS); \
+ __asm__ volatile (SFENCE"\n\t"EMMS); \
return srcSliceH; \
static inline int RENAME(yuv420_rgb16)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,