r142047 - in /branches/ira-merge/gcc: ChangeLog...

[hjl@gcc.gnu.org]

Author: hjl
Date: Thu Nov 20 15:55:30 2008
New Revision: 142047

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142047
Log:
2008-11-20  H.J. Lu  <hongjiu.lu@intel.com>

	Backport from mainline:
	2008-11-19  Vladimir Makarov  <vmakarov@redhat.com>

	PR bootstrap/37859
	* ira-int.h (struct ira_loop_tree_node): New member
	entered_from_non_parent_p.

	* ira-color.c (print_loop_title): Print loop bbs.

	* ira-emit.c (entered_from_non_parent_p,
	setup_entered_from_non_parent_p): New functions.
	(not_modified_p): Rename to store_can_be_removed_p.  Check there
	is no side entries.
	(generate_edge_moves): Use store_can_be_removed_p instead of
	not_modified_p.
	(ira_emit): Call setup_entered_from_non_parent_p.
	
	* ira-build.c (copy_info_to_removed_store_destinations):
	Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
	ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
	(ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
	update all accumulated attributes.

Modified:
    branches/ira-merge/gcc/ChangeLog.ira
    branches/ira-merge/gcc/ira-build.c
    branches/ira-merge/gcc/ira-color.c
    branches/ira-merge/gcc/ira-emit.c
    branches/ira-merge/gcc/ira-int.h