[SCM] libav/experimental: sfence
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 15:30:21 UTC 2013
The following commit has been merged in the experimental branch:
commit 79811694c509d11d4a547afb8286267d0e39b1e8
Author: Nick Kurshev <nickols_k at mail.ru>
Date: Sun Oct 28 13:59:57 2001 +0000
sfence
Originally committed as revision 2514 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index 6ba4911..4ddb7d7 100644
--- a/postproc/rgb2rgb.c
+++ b/postproc/rgb2rgb.c
@@ -23,6 +23,10 @@
#define MOVNTQ "movq"
#endif
+#ifdef HAVE_MMX2
+#define SFENCE "sfence"
+#endif
+
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
uint8_t *dest = dst;
@@ -65,6 +69,9 @@ void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
dest += 16;
s += 12;
}
+#ifdef SFENCE
+ __asm __volatile(SFENCE:::"memory");
+#endif
__asm __volatile(EMMS:::"memory");
#endif
while(s < end)
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index 6ba4911..4ddb7d7 100644
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -23,6 +23,10 @@
#define MOVNTQ "movq"
#endif
+#ifdef HAVE_MMX2
+#define SFENCE "sfence"
+#endif
+
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
uint8_t *dest = dst;
@@ -65,6 +69,9 @@ void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
dest += 16;
s += 12;
}
+#ifdef SFENCE
+ __asm __volatile(SFENCE:::"memory");
+#endif
__asm __volatile(EMMS:::"memory");
#endif
while(s < end)
--
Libav/FFmpeg packaging
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