[Bug target/62642] [4.8/4.9/5 Regression] x86 rdtsc is moved through barrier

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62642

--- Comment #4 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Mon Dec 15 20:04:04 2014
New Revision: 218761

URL: https://gcc.gnu.org/viewcvs?rev=218761&root=gcc&view=rev
Log:
2014-12-15  Vladimir Makarov  <vmakarov@redhat.com>

    PR target/62642
    * ira.c (rtx_moveable_p): Prevent UNSPEC_VOLATILE moves.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ira.c