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| author | Alexandre Oliva <aoliva@redhat.com> | 2012-10-02 20:06:08 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2012-10-02 20:06:08 +0000 |
| commit | e9f950ba0d521f1a3c0599eebab1f62466b9d218 (patch) | |
| tree | c5ddc0d1a51185fc60b47f6189eb5c1a1153d6a4 /depcomp | |
| parent | 58b88be9de291c59e070fa090bc56b975c693062 (diff) | |
| download | gcc-e9f950ba0d521f1a3c0599eebab1f62466b9d218.zip gcc-e9f950ba0d521f1a3c0599eebab1f62466b9d218.tar.gz gcc-e9f950ba0d521f1a3c0599eebab1f62466b9d218.tar.bz2 | |
re PR debug/54551 (DF resets some DEBUG_INSNs unnecessarily)
gcc/ChangeLog:
PR debug/54551
* Makefile.in (VALTRACK_H): Add hash-table.h.
* valtrack.h: Include hash-table.h.
(struct dead_debug_global_entry): New.
(struct dead_debug_hash_descr): New.
(struct dead_debug_global): New.
(struct dead_debug): Rename to...
(struct dead_debug_local): ... this. Adjust all uses.
(dead_debug_global_init, dead_debug_global_finish): New.
(dead_debug_init): Rename to...
(dead_debug_local_init): ... this. Adjust all callers.
(dead_debug_finish): Rename to...
(dead_debug_local_finish): ... this. Adjust all callers.
* valtrack.c (dead_debug_global_init): New.
(dead_debug_init): Rename to...
(dead_debug_local_init): ... this. Take global parameter.
Save it and initialize used bitmap from it.
(dead_debug_global_find, dead_debug_global_insert): New.
(dead_debug_global_replace_temp): New.
(dead_debug_promote_uses): New.
(dead_debug_finish): Rename to...
(dead_debug_local_finish): ... this. Promote remaining uses.
(dead_debug_global_finish): New.
(dead_debug_add): Try to replace global temps first.
(dead_debug_insert_temp): Support global replacements.
* dce.c (word_dce_process_block, dce_process_block): Add
global_debug parameter. Pass it on.
(fast_dce): Initialize, pass on and finalize global_debug.
* df-problems.c (df_set_unused_notes_for_mw): Adjusted.
(df_create_unused_notes, df_note_bb_compute): Likewise.
(df_note_compute): Justify local-only dead debug analysis.
gcc/testsuite/ChangeLog:
PR debug/54551
* gcc.dg/guality/pr54551.c: New.
From-SVN: r192001
Diffstat (limited to 'depcomp')
0 files changed, 0 insertions, 0 deletions