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* [FFmpeg-devel] [PATCH 1/4] swscale/x86/rgb2rgb_template: Remove unnecessary SFENCE
@ 2024-06-05 21:37 Andreas Rheinhardt
  2024-06-05 21:38 ` [FFmpeg-devel] [PATCH 2/4] swscale/x86/rgb2rgb: Don't unnecessarily check for inline ASM Andreas Rheinhardt
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Andreas Rheinhardt @ 2024-06-05 21:37 UTC (permalink / raw)
  To: ffmpeg-devel; +Cc: Andreas Rheinhardt

The ff_nv12ToUV_* functions don't use non-temporal stores
at all.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libswscale/x86/rgb2rgb_template.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/libswscale/x86/rgb2rgb_template.c b/libswscale/x86/rgb2rgb_template.c
index edbacea784..e4e884827c 100644
--- a/libswscale/x86/rgb2rgb_template.c
+++ b/libswscale/x86/rgb2rgb_template.c
@@ -1837,10 +1837,6 @@ static void RENAME(deinterleaveBytes)(const uint8_t *src, uint8_t *dst1, uint8_t
         dst1 += dst1Stride;
         dst2 += dst2Stride;
     }
-    __asm__(
-            SFENCE"     \n\t"
-            ::: "memory"
-            );
 }
 #endif /* COMPILE_TEMPLATE_SSE2 && HAVE_X86ASM */
 #endif /* !COMPILE_TEMPLATE_AVX || HAVE_AVX_EXTERNAL */
-- 
2.40.1

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^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2024-06-08 19:44 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2024-06-05 21:37 [FFmpeg-devel] [PATCH 1/4] swscale/x86/rgb2rgb_template: Remove unnecessary SFENCE Andreas Rheinhardt
2024-06-05 21:38 ` [FFmpeg-devel] [PATCH 2/4] swscale/x86/rgb2rgb: Don't unnecessarily check for inline ASM Andreas Rheinhardt
2024-06-05 21:39 ` [FFmpeg-devel] [PATCH 3/4] swscale/x86/rgb2rgb_template: Remove unused uyvytoyv12 Andreas Rheinhardt
2024-06-05 21:39 ` [FFmpeg-devel] [PATCH 4/4] swscale/x86/rgb2rgb: Detemplatize Andreas Rheinhardt
2024-06-08 19:44 ` [FFmpeg-devel] [PATCH 1/4] swscale/x86/rgb2rgb_template: Remove unnecessary SFENCE Andreas Rheinhardt

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