r212135 - in /trunk/gcc: ChangeLog loop-invaria...

[zqchen@gcc.gnu.org]

Author: zqchen
Date: Mon Jun 30 03:36:47 2014
New Revision: 212135

URL: https://gcc.gnu.org/viewcvs?rev=212135&root=gcc&view=rev
Log:
ChangeLog:
2014-06-30  Zhenqiang Chen  <zhenqiang.chen@linaro.org>

	* loop-invariant.c (get_inv_cost): Handle register class.
	(gain_for_invariant): Check the register pressure of the inv
	and its overlapped register class, other than all.

testsuite/ChangeLog:
2014-06-30  Zhenqiang Chen  <zhenqiang.chen@linaro.org>

	* ira-loop-pressure.c: New test.


Added:
    trunk/gcc/testsuite/gcc.dg/ira-loop-pressure.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/loop-invariant.c
    trunk/gcc/testsuite/ChangeLog