git: gcc-4.4: Add workaround for probable AMD cpu bug
Matthew Dillon
dillon at crater.dragonflybsd.org
Sun Dec 25 14:03:47 PST 2011
commit b14414d0dc0d39da553e7e5c16576218f2815f23
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date: Sun Dec 25 14:02:24 2011 -0800
gcc-4.4: Add workaround for probable AMD cpu bug
* Add a workaround to add a nop to the end of gcc-4.4's fill_sons_in_loop()
function just prior to its return (to its multi-register pop and ret
sequence).
This works around what appears to be a aMD cpu bug in contemporary
AMD cpus.
Summary of changes:
contrib/gcc-4.4/gcc/cfgloop.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/b14414d0dc0d39da553e7e5c16576218f2815f23
--
DragonFly BSD source repository
More information about the Commits
mailing list