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| author | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-07-29 17:01:53 +0000 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-07-29 17:01:53 +0000 |
| commit | 0068fd9637aa304ba7b27d720719bd589a7755ce (patch) | |
| tree | ea95e3e09027651222c04624fd31922365dd2cc8 /gcc/basic-block.h | |
| parent | df07e07d1a0f83cc18efc5f901dfd4fb262d538a (diff) | |
| download | gcc-0068fd9637aa304ba7b27d720719bd589a7755ce.zip gcc-0068fd9637aa304ba7b27d720719bd589a7755ce.tar.gz gcc-0068fd9637aa304ba7b27d720719bd589a7755ce.tar.bz2 | |
basic-block.h (CLEANUP_PRE_LOOP): New.
* basic-block.h (CLEANUP_PRE_LOOP): New.
* except.c (finish_eh_generation): Update call of cleanup_cfg.
* sibcall.c (optimize_sibling_calls): Likewise.
* toplev.c (rest_of_compilation): Likewise.
* flow.c (try_forward_edges): Take argument MODE;
do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
(try_optimize_cfg): Update call of try_forward_edges.
* (validate_replace_rtx_1): Fix simplification of MINUS.
From-SVN: r44458
Diffstat (limited to 'gcc/basic-block.h')
| -rw-r--r-- | gcc/basic-block.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h index bddba84..7b467c2 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -551,6 +551,8 @@ enum update_life_extent to care REG_DEAD notes. */ #define CLEANUP_PRE_SIBCALL 8 /* Do not get confused by code hidden inside call_placeholders.. */ +#define CLEANUP_PRE_LOOP 16 /* Take care to preserve syntactic loop + notes. */ /* Flags for loop discovery. */ #define LOOP_TREE 1 /* Build loop hierarchy tree. */ |