[FFmpeg-devel] [PATCH 2/4] x86inc: Disable vpbroadcastq workaround in newer yasm versions
Henrik Gramner
henrik at gramner.com
Sun Aug 2 22:40:01 CEST 2015
The bug was fixed in 1.3.0, so only perform the workaround in earlier versions.
---
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 e176715..8581551 100644
--- a/libavutil/x86/x86inc.asm
+++ b/libavutil/x86/x86inc.asm
@@ -1481,13 +1481,15 @@ 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
--
1.8.3.2
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