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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@221867 138bc75d-0d04-0410-961f-82ee72b054a4