[FFmpeg-cvslog] x86inc: Disable vpbroadcastq workaround in newer yasm versions

Henrik Gramner git at videolan.org
Wed Aug 12 12:38:54 CEST 2015


ffmpeg | branch: master | Henrik Gramner <henrik at gramner.com> | Sat Aug  1 17:27:35 2015 +0200| [1c6bb813284732d9a1acacfe99522d9f66ebf73e] | committer: Anton Khirnov

x86inc: Disable vpbroadcastq workaround in newer yasm versions

The bug was fixed in 1.3.0, so only perform the workaround in earlier versions.

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1c6bb813284732d9a1acacfe99522d9f66ebf73e
---

 libavutil/x86/x86inc.asm |   20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/libavutil/x86/x86inc.asm b/libavutil/x86/x86inc.asm
index 2844fdf..d4ce68f 100644
--- a/libavutil/x86/x86inc.asm
+++ b/libavutil/x86/x86inc.asm
@@ -1499,13 +1499,15 @@ FMA4_INSTR fnmsubps, fnmsub132ps, fnmsub213ps, fnmsub231ps
 FMA4_INSTR fnmsubsd, fnmsub132sd, fnmsub213sd, fnmsub231sd
 FMA4_INSTR fnmsubss, fnmsub132ss, fnmsub213ss, fnmsub231ss
 
-; workaround: vpbroadcastq is broken in x86_32 due to a yasm bug
-%if ARCH_X86_64 == 0
-%macro vpbroadcastq 2
-%if sizeof%1 == 16
-    movddup %1, %2
-%else
-    vbroadcastsd %1, %2
-%endif
-%endmacro
+; workaround: vpbroadcastq is broken in x86_32 due to a yasm bug (fixed in 1.3.0)
+%ifdef __YASM_VER__
+    %if __YASM_VERSION_ID__ < 0x01030000 && ARCH_X86_64 == 0
+        %macro vpbroadcastq 2
+            %if sizeof%1 == 16
+                movddup %1, %2
+            %else
+                vbroadcastsd %1, %2
+            %endif
+        %endmacro
+    %endif
 %endif



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