From d8962ffbd8aaf9485d06eec045b022ba9c39692b Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Mon, 20 Mar 2017 19:39:49 -0300
Subject: [PATCH] avutil/x86util: don't use movss in VBROADCASTSS macro when
 src and dst args are the same

Reviewed-by: Henrik Gramner <henrik@gramner.com>
Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavutil/x86/x86util.asm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavutil/x86/x86util.asm b/libavutil/x86/x86util.asm
index de7d2d11c1..fe9a727e22 100644
--- a/libavutil/x86/x86util.asm
+++ b/libavutil/x86/x86util.asm
@@ -833,7 +833,9 @@
 %if cpuflag(avx)
     vbroadcastss %1, %2
 %else ; sse
+%ifnidn %1, %2
     movss        %1, %2
+%endif
     shufps       %1, %1, 0
 %endif
 %endmacro