gcc/gcc ChangeLog timevar.def tree-cfg.c tree- ...

[rakdver@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rakdver@gcc.gnu.org	2005-05-17 20:28:32

Modified files:
	gcc            : ChangeLog timevar.def tree-cfg.c tree-flow.h 
	                 tree-optimize.c tree-pass.h 
	                 tree-scalar-evolution.c tree-scalar-evolution.h 
	                 tree-ssa-loop.c 

Log message:
	* timevar.def (TV_SCEV_CONST): New timevar.
	* tree-optimize.c (init_tree_optimization_passes): Add
	pass_scev_cprop.
	* tree-pass.h (pass_scev_cprop): Declare.
	* tree-scalar-evolution.c (scev_const_prop): New function.
	* tree-scalar-evolution.h (scev_const_prop): Declare.
	* tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
	New.
	* tree-cfg.c (replace_uses_by): Export.
	* tree-flow.h (replace_uses_by): Declare.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8836&r2=2.8837
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/timevar.def.diff?cvsroot=gcc&r1=1.47&r2=1.48
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&r1=2.191&r2=2.192
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&r1=2.108&r2=2.109
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&r1=2.97&r2=2.98
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-pass.h.diff?cvsroot=gcc&r1=2.36&r2=2.37
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-scalar-evolution.c.diff?cvsroot=gcc&r1=2.24&r2=2.25
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-scalar-evolution.h.diff?cvsroot=gcc&r1=2.5&r2=2.6
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop.c.diff?cvsroot=gcc&r1=2.29&r2=2.30