gcc/gcc ChangeLog passes.c tree-optimize.c tre ...

[dberlin@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dberlin@gcc.gnu.org	2005-07-17 17:13:53

Modified files:
	gcc            : ChangeLog passes.c tree-optimize.c tree-pass.h 
	                 tree-ssa-pre.c 
Added files:
	gcc/testsuite/gcc.dg/tree-ssa: ssa-eustores.c 

Log message:
	2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
	
	* tree-optimize.c (init_tree_optimization_passes): Add
	pass_eliminate_useless_stores pass.
	* tree-pass.h (pass_eliminate_useless_stores): New pass structure.
	* tree-ssa-pre.c (is_copy_stmt): New function.
	(follow_copies_till_vuse): Ditto.
	(do_eustores): Ditto.
	(gate_eustores): Ditto.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9463&r2=2.9464
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/passes.c.diff?cvsroot=gcc&r1=2.102&r2=2.103
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&r1=2.119&r2=2.120
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-pass.h.diff?cvsroot=gcc&r1=2.50&r2=2.51
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&r1=2.96&r2=2.97
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/ssa-eustores.c.diff?cvsroot=gcc&r1=NONE&r2=1.1