r211725 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Jun 17 07:42:47 2014
New Revision: 211725

URL: https://gcc.gnu.org/viewcvs?rev=211725&root=gcc&view=rev
Log:
2014-06-17  Richard Biener  <rguenther@suse.de>

	* tree-ssa-propagate.c: Include domwalk.h.
	(substitute_and_fold): Outline main worker into a domwalker ...
	(substitute_and_fold_dom_walker::before_dom_children): ... here.
	Schedule stmts we can fully propagate for removal.  Remove
	poor-mans DCE.
	(substitute_and_fold): Apply a dominator walk to perform
	substitution.  Process stmts scheduled for removal here.

	* gcc.dg/tree-ssa/20041122-1.c: Adjust.
	* gcc.dg/tree-ssa/forwprop-21.c: Likewise.
	* gcc.dg/tree-ssa/vrp35.c: Revert previous adjustments.
	* gcc.dg/tree-ssa/vrp36.c: Likewise.
	* gcc.dg/vect/nodump-forwprop-22.c: Adjust.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/20041122-1.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-21.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp35.c
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp36.c
    trunk/gcc/testsuite/gcc.dg/vect/nodump-forwprop-22.c
    trunk/gcc/tree-ssa-propagate.c