gcc/gcc Makefile.in cfgloop.c cfgloop.h cfgloo ...

[dberlin at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-cleanup-branch
Changes by:	dberlin@gcc.gnu.org	2004-11-29 23:59:13

Modified files:
	gcc            : Makefile.in cfgloop.c cfgloop.h cfgloopmanip.c 
	                 predict.c tree-cfg.c tree-flow.h 
	                 tree-loop-linear.c tree-optimize.c 
	                 tree-ssa-copy.c tree-ssa-loop-ivcanon.c 
	                 tree-ssa-loop-unswitch.c tree-ssa-loop.c 

Log message:
	2004-11-22  Daniel Berlin  <dberlin@dberlin.org>
	
	Patch by Zdenek Dvorak (dvorakz@suse.cz)
	* Makefile.in (tree-optimize.o): Add $(CFGLOOP_H).
	* cfgloop.c (flow_loop_nodes_find): Make non-static.
	* cfgloop.h (fix_loop_structure): New prototype.
	* cfgloopmanip.c (fix_loop_structure): New function.
	* tree-cfg.c (cleanup_tree_cfg_loop): New function.
	(tree_can_merge_blocks_p): Protect loop latches when current_loops
	is non-NULL.
	(remove_bb): Handle updating of loop structure when current_loops
	is non-NULL.
	(tree_forwarder_block_p): Protect loop latches, headers, and
	preheaders when current_loops is non-NULL.
	* tree-flow.h (cleanup_tree_cfg_loop): New prototype.
	* tree-loop-linear (linear_transform_loops): The loop array may
	have nulls in it.
	* tree-optimize.c (init_tree_optimization_passes): Add CCP and
	copy-prop after loop-init.
	(execute_todo): Run cleanup_tree_cfg_loop when current_loops is
	non-NULL.
	* tree-ssa-copy.c (fini_copy_prop): Remove call to cleanup_tree_cfg.
	(pass_copy_prop): Add TODO_cleanup_cfg.
	* tree-ssa-loop-ivcanon.c (cnaonicalize_induction_variables):
	Remove call to cleanup_tree_cfg_loop.
	(tree_unroll_loops_completely): Ditto.
	* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
	* tree-ssa-loop.c (pass_unswitch): Add TODO_cleanup_cfg.
	(pass_iv_canon): Ditto.
	(pass_complete_unroll): Ditto.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/Makefile.in.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=1.1396.2.7&r2=1.1396.2.8
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloop.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=1.39.4.3&r2=1.39.4.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloop.h.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=1.31.2.4&r2=1.31.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloopmanip.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=1.31.2.4&r2=1.31.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/predict.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=1.121.2.5&r2=1.121.2.6
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.55.2.8&r2=2.55.2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.46.2.9&r2=2.46.2.10
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-loop-linear.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.2.2.1&r2=2.2.2.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.47.2.9&r2=2.47.2.10
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-copy.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.15.2.8&r2=2.15.2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivcanon.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.3.6.2&r2=2.3.6.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-unswitch.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.3.4.1&r2=2.3.4.2
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop.c.diff?cvsroot=gcc&only_with_tag=tree-cleanup-branch&r1=2.17.2.4&r2=2.17.2.5