http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48866
--- Comment #12 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2012-04-13 15:56:29 UTC --- Author: aoliva Date: Fri Apr 13 15:56:21 2012 New Revision: 186422 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186422 Log: PR debug/48866 * df.h (enum debug_temp_where): New. (dead_debug_init, dead_debug_finish) Declare. (dead_debug_add, dead_debug_insert_temp): Declare. (struct dead_debug_use, struct dead_debug): Moved from... * df-problems.c: ... here. (df_set_unused_notes_for_mw): Bind debug uses of unused regno to a debug temp. (df_create_unused_note): Likewise. (df_set_dead_notes_for_mw): Move comment where it belongs. (dead_debug_init): Export. (dead_debug_reset_uses): New, factored out of... (dead_debug_finish): ...this. Export. (dead_debug_reset): Remove. (dead_debug_add): Export. (dead_debug_insert_before): Rename to... (dead_debug_insert_temp): ... this. Add where argument. Export. Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts. Return insertion count. (df_note_bb_compute): Adjust. * dce.c (word_dce_process_block): Adjust dead debug uses. (dce_process_block): Likewise. Modified: trunk/gcc/ChangeLog trunk/gcc/dce.c trunk/gcc/df-problems.c trunk/gcc/df.h
