r221867 - in /trunk/gcc: ChangeLog lra-int.h lr...

[vmakarov@gcc.gnu.org]

Author: vmakarov
Date: Sat Apr  4 14:35:59 2015
New Revision: 221867

URL: https://gcc.gnu.org/viewcvs?rev=221867&root=gcc&view=rev
Log:
2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/65647
	* lra-int.h (LRA_MAX_REMATERIALIZATION_PASSES): New.  Add its
	value checking.
	(lra_rematerialization_iter): New.
	* lra.c (lra): Initialize lra_rematerialization_iter.
	Stop updating lra_constraint_new_regno_start after switching of
	inheritance and rematerialization.
	* lra-remat.c (lra_rematerialization_iter): New.
	(lra_remat): Add printing pass iteration.  Do rematerialization
	only first LRA_MAX_REMATERIALIZATION_PASSES iterations.

2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/65647
	* gcc.target/arm/pr65647.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/arm/pr65647.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-int.h
    trunk/gcc/lra-remat.c
    trunk/gcc/lra.c
    trunk/gcc/testsuite/ChangeLog