This is the mail archive of the
gcc-cvs@gcc.gnu.org
mailing list for the GCC project.
r278002 - in /branches/gcc-8-branch/gcc: Change...
- From: danglin at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Sat, 09 Nov 2019 14:24:48 -0000
- Subject: r278002 - in /branches/gcc-8-branch/gcc: Change...
Author: danglin
Date: Sat Nov 9 14:24:47 2019
New Revision: 278002
URL: https://gcc.gnu.org/viewcvs?rev=278002&root=gcc&view=rev
Log:
Backport from mainline
2019-11-07 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (memory_barrier): Revise to use ldcw barriers.
Enhance comment.
(memory_barrier_coherent, memory_barrier_64, memory_barrier_32): New
insn patterns using ldcw instruction.
(memory_barrier): Remove insn pattern using sync instruction.
* config/pa/pa.opt (coherent-ldcw): New option.
(ordered): New option.
Modified:
branches/gcc-8-branch/gcc/ChangeLog
branches/gcc-8-branch/gcc/config/pa/pa.md
branches/gcc-8-branch/gcc/config/pa/pa.opt