From 79811694c509d11d4a547afb8286267d0e39b1e8 Mon Sep 17 00:00:00 2001
From: Nick Kurshev <nickols_k@mail.ru>
Date: Sun, 28 Oct 2001 13:59:57 +0000
Subject: [PATCH] sfence
Originally committed as revision 2514 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
---
postproc/rgb2rgb.c | 7 +++++++
postproc/rgb2rgb_template.c | 7 +++++++
2 files changed, 14 insertions(+)
diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index 6ba49112e8..4ddb7d769d 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 6ba49112e8..4ddb7d769d 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)