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| author | Richard Henderson <rth@cygnus.com> | 2000-05-31 16:57:00 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-05-31 16:57:00 -0700 |
| commit | abb9a4c5705c72447e159a350ce2e482d5420996 (patch) | |
| tree | 597a08b29955af34efba904eee97e610386cc624 /gcc | |
| parent | 2771fe54e376ba6317e1c35548501dd455318ff2 (diff) | |
| download | gcc-abb9a4c5705c72447e159a350ce2e482d5420996.zip gcc-abb9a4c5705c72447e159a350ce2e482d5420996.tar.gz gcc-abb9a4c5705c72447e159a350ce2e482d5420996.tar.bz2 | |
flow.c (merge_blocks_nomove): Remove a barrier not following a jump as well.
* flow.c (merge_blocks_nomove): Remove a barrier not following
a jump as well.
From-SVN: r34315
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/flow.c | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index aea8ddb..0ea100b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2000-05-31 Richard Henderson <rth@cygnus.com> + * flow.c (merge_blocks_nomove): Remove a barrier not following + a jump as well. + +2000-05-31 Richard Henderson <rth@cygnus.com> + * flow.c (propagate_block): Move initialization of mem_set_list ... (init_propagate_block_info): ... here. Also track blocks with no successors; don't scan insns if ! PROP_SCAN_DEAD_CODE. @@ -2201,6 +2201,8 @@ merge_blocks_nomove (a, b) a_end = prev; } + else if (GET_CODE (NEXT_INSN (a_end)) == BARRIER) + del_first = NEXT_INSN (a_end); /* Delete everything marked above as well as crap that might be hanging out between the two blocks. */ |