gcc/gcc ChangeLog.tree-ssa tree.h tree.c fold- ...

[law@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	law@gcc.gnu.org	2003-09-18 18:25:21

Modified files:
	gcc            : ChangeLog.tree-ssa tree.h tree.c fold-const.c 

Log message:
	* tree.h (commutative_tree_code, associative_tree_code): Declare
	* tree.c (commutative_tree_code, associative_tree_code): New
	functions.
	(iterative_hash_expr): Use commutative_tree_code.
	* fold-const.c (operand_equal_p): Use commutative_tree_code
	rather than inlining the communitivy check.
	(fold, nondestructive_fold_binary_to_constant): Similarly.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.tree-ssa.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.680&r2=1.1.2.681
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.342.2.99&r2=1.342.2.100
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.263.2.52&r2=1.263.2.53
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.213.2.45&r2=1.213.2.46