r193933 - in /trunk/gcc: ChangeLog tree-ssa-pre.c

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov 29 13:53:42 2012
New Revision: 193933

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193933
Log:
2012-11-29  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (get_expr_value_id): Do not add expr
	to the set of value expressions here.
	(add_to_exp_gen, make_values_for_phi): Fold into ...
	(compute_avail): ... here, and avoid useless work.  Dump
	avail sets in processing order.
	(do_pre): Do not dump avail sets here.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-pre.c