r215993 - in /branches/ARM/embedded-4_9-branch/...

[zqchen@gcc.gnu.org]

Author: zqchen
Date: Wed Oct  8 08:27:57 2014
New Revision: 215993

URL: https://gcc.gnu.org/viewcvs?rev=215993&root=gcc&view=rev
Log:
	Backport from mainline r215540
	2014-09-24  Zhenqiang Chen  <zhenqiang.chen@arm.com>

	* ira-color.c (assign_hard_reg): Ignore conflict cost if the
	HARD_REGNO is not availabe for CONFLICT_A.

	testsuite/ChangeLog:
	2014-09-24  Zhenqiang Chen  <zhenqiang.chen@arm.com>

	* gcc.target/arm/pr63210.c: New test.


Added:
    branches/ARM/embedded-4_9-branch/gcc/testsuite/gcc.target/arm/pr63210.c
Modified:
    branches/ARM/embedded-4_9-branch/gcc/ChangeLog.arm
    branches/ARM/embedded-4_9-branch/gcc/ira-color.c