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| author | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-12-17 17:10:34 +0000 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2001-12-17 17:10:34 +0000 |
| commit | 8ecba28a999a6c9d277fba937943c8b7f1e0fb4b (patch) | |
| tree | b310f6d4e86aabafa94250a0bfa8d932084402f4 /gcc/basic-block.h | |
| parent | e9c46bb75e87f0c3568372c6db9b77334556e440 (diff) | |
| download | gcc-8ecba28a999a6c9d277fba937943c8b7f1e0fb4b.zip gcc-8ecba28a999a6c9d277fba937943c8b7f1e0fb4b.tar.gz gcc-8ecba28a999a6c9d277fba937943c8b7f1e0fb4b.tar.bz2 | |
Makefile.in (cfgcleanup.o): Add cselib.h dependancy.
* Makefile.in (cfgcleanup.o): Add cselib.h dependancy.
* basic-block.h (CLEANUP_THREADING): New constant.
* cfgcleanup.c: Include cselib.h
(thread_jump, mark_effect): New functions.
(try_forward_edges): Do jump threading when asked for.
* jump.c (mark_modified_reg, save_regs, num_same_regs, modified_regs,
modified_mem, thread_jumps, rtx_equal_for-thread_p): Kill.
* rtl.h (thread_jumps, rtx_equal_for_thread_p): Kill.
* toplev.c (rest_of_compilation): Do now call thread_jumps; use
CLEANUP_THREAD instead.
From-SVN: r48108
Diffstat (limited to 'gcc/basic-block.h')
| -rw-r--r-- | gcc/basic-block.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/basic-block.h b/gcc/basic-block.h index 0dd8e30..264b9d8 100644 --- a/gcc/basic-block.h +++ b/gcc/basic-block.h @@ -577,6 +577,7 @@ enum update_life_extent #define CLEANUP_PRE_LOOP 16 /* Take care to preserve syntactic loop notes. */ #define CLEANUP_UPDATE_LIFE 32 /* Keep life information up to date. */ +#define CLEANUP_THREADING 64 /* Do jump threading. */ /* Flags for loop discovery. */ #define LOOP_TREE 1 /* Build loop hierarchy tree. */ |