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| author | Jeffrey A Law <law@cygnus.com> | 1998-10-23 20:34:52 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1998-10-23 14:34:52 -0600 |
| commit | b590bbfd110bc151f231c3a1ea80200f2b0bb60b (patch) | |
| tree | 1d73f2283937897b5c16bdd9172d16d4862345ab /gcc/flow.c | |
| parent | a1ef0af4d2446643321edaee44b04c741a3ba0db (diff) | |
| download | gcc-b590bbfd110bc151f231c3a1ea80200f2b0bb60b.zip gcc-b590bbfd110bc151f231c3a1ea80200f2b0bb60b.tar.gz gcc-b590bbfd110bc151f231c3a1ea80200f2b0bb60b.tar.bz2 | |
flow.c (life_analysis_1): Enable "rescan" code after reload.
* flow.c (life_analysis_1): Enable "rescan" code after reload.
(propagate_block): Delete dead code after reload.
From-SVN: r23262
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 5 |
1 files changed, 2 insertions, 3 deletions
@@ -1457,8 +1457,7 @@ life_analysis_1 (f, nregs) basic_block_live_at_end[i], 0, j, { consider = 1; - if (!reload_completed - && REGNO_REG_SET_P (basic_block_significant[i], j)) + if (REGNO_REG_SET_P (basic_block_significant[i], j)) { must_rescan = 1; goto done; @@ -1797,7 +1796,7 @@ propagate_block (old, first, last, final, significant, bnum) "delete" it by turning it into a NOTE of type NOTE_INSN_DELETED. We could really delete it with delete_insn, but that can cause trouble for first or last insn in a basic block. */ - if (!reload_completed && final && insn_is_dead) + if (final && insn_is_dead) { PUT_CODE (insn, NOTE); NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED; |