r217178 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov  6 09:07:39 2014
New Revision: 217178

URL: https://gcc.gnu.org/viewcvs?rev=217178&root=gcc&view=rev
Log:
2014-11-06  Richard Biener  <rguenther@suse.de>

	* match.pd: Implement bitwise binary and unary simplifications
	from tree-ssa-forwprop.c.
	* fold-const.c (fold_unary_loc): Remove them here.
	(fold_binary_loc): Likewise.
	* tree-ssa-forwprop.c (simplify_not_neg_expr): Remove.
	(truth_valued_ssa_name): Likewise.
	(lookup_logical_inverted_value): Likewise.
	(simplify_bitwise_binary_1): Likewise.
	(hoist_conversion_for_bitop_p): Likewise.
	(simplify_bitwise_binary_boolean): Likewise.
	(simplify_bitwise_binary): Likewise.
	(pass_forwprop::execute): Remove calls to simplify_not_neg_expr
	and simplify_bitwise_binary.
	* genmatch.c (dt_node::append_true_op): Use safe_as_a for parent.
	(decision_tree::insert): Also insert non-expressions.

	* gcc.dg/tree-ssa/forwprop-28.c: Adjust scanning for the
	desired transform.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/genmatch.c
    trunk/gcc/match.pd
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-28.c
    trunk/gcc/tree-ssa-forwprop.c