r223402 - in /trunk/gcc: ChangeLog loop-invaria...

[law@gcc.gnu.org]

Author: law
Date: Tue May 19 17:37:45 2015
New Revision: 223402

URL: https://gcc.gnu.org/viewcvs?rev=223402&root=gcc&view=rev
Log:
2015-05-19  David Sherwood  <david.sherwood@arm.com>

	* loop-invariant.c (create_new_invariant): Don't calculate address cost
	if mode is not a scalar integer.
	(get_inv_cost): Increase computational cost for unused invariants.

	* gcc.dg/loop-invariant.c: New testcase.

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