[FFmpeg-devel] [PATCH] Make swscale x86 ASM depend less on registers been preserved across blocks
vitor1001 at gmail.com
Wed Sep 17 21:21:08 CEST 2014
I'm not sure we can count on registers been preserved across ASM
blocks. Moreover, this causes problems with utils that instrument the
code by inserting function calls between lines (like ThreadSanitizer).
The attached patch fix one instance of this problem in swscale.
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