From e73aefca5047e2a7bd9c5b6035329f5f7115c818 Mon Sep 17 00:00:00 2001
From: Eric Petit <titer@videolan.org>
Date: Sun, 12 Feb 2006 21:22:20 +0000
Subject: [PATCH] Use emms after I420_UYVY because the OpenGL vout uses floats
 in the same thread. Re-enabled i420_yuy2_mmx on Darwin/x86.

---
 configure.ac                     | 2 +-
 modules/video_chroma/i420_yuy2.c | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 5fe50690b9..f043d01902 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1107,7 +1107,7 @@ SSE_MODULES=""
 ALTIVEC_MODULES="memcpyaltivec i420_yuy2_altivec"
 #ALTIVEC_MODULES="${ALTIVEC_MODULES} idctaltivec motionaltivec"
 
-if test "${enable_gprof}" != "yes" -a "${SYS}" != "darwin"
+if test "${enable_gprof}" != "yes"
 then
   MMX_MODULES="${MMX_MODULES} i420_yuy2_mmx"
 fi
diff --git a/modules/video_chroma/i420_yuy2.c b/modules/video_chroma/i420_yuy2.c
index 37c2fd8790..507a971779 100644
--- a/modules/video_chroma/i420_yuy2.c
+++ b/modules/video_chroma/i420_yuy2.c
@@ -390,6 +390,10 @@ static void I420_UYVY( vout_thread_t *p_vout, picture_t *p_source,
         p_line1 += i_dest_margin;
         p_line2 += i_dest_margin;
     }
+
+#if defined (MODULE_NAME_IS_i420_yuy2_mmx)
+    __asm__ __volatile__("emms" :: );
+#endif
 }
 
 /*****************************************************************************
-- 
2.39.2