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| author | Jan Hubicka <jh@suse.cz> | 2002-03-07 16:55:03 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2002-03-07 15:55:03 +0000 |
| commit | 66d5434463e7a5fb6cb755e63cd8c3bee912d581 (patch) | |
| tree | fa315b00edd0852d2f5b932307c59c854f01a899 /gcc | |
| parent | 068473ec92aa0bca1066db130b95abef40c6d418 (diff) | |
| download | gcc-66d5434463e7a5fb6cb755e63cd8c3bee912d581.zip gcc-66d5434463e7a5fb6cb755e63cd8c3bee912d581.tar.gz gcc-66d5434463e7a5fb6cb755e63cd8c3bee912d581.tar.bz2 | |
* reload1.c (reload_cse_delete_noop_set): Purge dead edges.
From-SVN: r50406
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/reload1.c | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c259bcd..09c6190 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz> + + * reload1.c (reload_cse_delete_noop_set): Purge dead edges. + Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz> * basic-block.h (fixup_abnormal_edges): Declare. diff --git a/gcc/reload1.c b/gcc/reload1.c index 3b4bb2d..a3519ef 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -8019,6 +8019,7 @@ static void reload_cse_delete_noop_set (insn, value) rtx insn, value; { + bool purge = BLOCK_FOR_INSN (insn)->end == insn; if (value) { PATTERN (insn) = gen_rtx_USE (VOIDmode, value); @@ -8027,6 +8028,8 @@ reload_cse_delete_noop_set (insn, value) } else delete_insn (insn); + if (purge) + purge_dead_edges (BLOCK_FOR_INSN (insn)); } /* See whether a single set SET is a noop. */ |