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[Bug target/62642] [4.8/4.9/5 Regression] x86 rdtsc is moved through barrier
- From: "vmakarov at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 15 Dec 2014 20:04:36 +0000
- Subject: [Bug target/62642] [4.8/4.9/5 Regression] x86 rdtsc is moved through barrier
- Auto-submitted: auto-generated
- References: <bug-62642-4 at http dot gcc dot gnu dot org/bugzilla/>
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