r225517 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Jul  7 14:12:44 2015
New Revision: 225517

URL: https://gcc.gnu.org/viewcvs?rev=225517&root=gcc&view=rev
Log:
2015-07-07  Richard Biener  <rguenther@suse.de>

	* fold-const.c (fold_binary_loc): Move
	(X & C2) << C1 -> (X << C1) & (C2 << C1) simplification ...
	* match.pd: ... here.
	Add (X * C1) % C2 -> 0 simplification pattern derived from
	extract_muldiv_1.

	* gcc.dg/vect/vect-over-widen-3-big-array.c: Adjust.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/vect/vect-over-widen-3-big-array.c