* Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.

	* cfgloop.c (flow_loop_nodes_find): Export.
	* cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
	Declare.
	* cfgloopmanip.c (fix_loop_structure): New function.
	* predict.c (predict_loops): Clean up the loops information.
	* tree-cfg.c (cleanup_tree_cfg_loop): New function.
	(tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
	loop structure.
	* tree-flow.h (cleanup_tree_cfg_loop): Declare.
	(rewrite_into_loop_closed_ssa): Declaration changed.
	* tree-loop-linear.c (linear_transform_loops): Add argument to
	rewrite_into_loop_closed_ssa call.
	* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
	* tree-ssa-loop-im.c (move_computations): Ditto.
	* tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
	* tree-vectorizer.c (vectorize_loops): Ditto.
	* tree-optimize.c: Include cfgloop.h.
	(execute_todo): Choose whether to call cleanup_tree_cfg or
	cleanup_tree_cfg_loop.
	* tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
	(tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
	* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
	cleanup_tree_cfg_loop call.
	* tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
	(find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
	work on part of cfg.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96232 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 2 insertions, 0 deletions

diff --git a/gcc/cfgloop.h b/gcc/cfgloop.h
index 35632abc158..e0dad37ec10 100644
--- a/gcc/cfgloop.h
+++ b/gcc/cfgloop.h
@@ -236,6 +236,8 @@ extern void flow_loops_dump (const struct loops *, FILE *,
 extern void flow_loop_dump (const struct loop *, FILE *,
 			    void (*)(const struct loop *, FILE *, int), int);
 extern void flow_loop_free (struct loop *);
+int flow_loop_nodes_find (basic_block, struct loop *);
+void fix_loop_structure (struct loops *, bitmap changed_bbs);
 void mark_irreducible_loops (struct loops *);
 void mark_single_exit_loops (struct loops *);
 extern void create_loop_notes (void);