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| author | Jan Hubicka <jh@suse.cz> | 2010-06-04 07:26:56 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2010-06-04 05:26:56 +0000 |
| commit | f3cf730bdcfbb8b9132aa3c0d310407815f28c46 (patch) | |
| tree | 97f0ccbfcfad87fb60e43cfc9f0e1664349b3533 /gcc | |
| parent | 95f4cd5829fb78c97758c2b214a5dc884f0af074 (diff) | |
| download | gcc-f3cf730bdcfbb8b9132aa3c0d310407815f28c46.zip gcc-f3cf730bdcfbb8b9132aa3c0d310407815f28c46.tar.gz gcc-f3cf730bdcfbb8b9132aa3c0d310407815f28c46.tar.bz2 | |
tree-into-ssa.c (mark_block_for_update): Avoid redundant call of bitmap_bit_p.
* tree-into-ssa.c (mark_block_for_update): Avoid redundant call
of bitmap_bit_p.
* cfganal.c (compute_dominance_frontiers_1): Likewise.
From-SVN: r160250
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cfganal.c | 5 | ||||
| -rw-r--r-- | gcc/tree-into-ssa.c | 3 |
3 files changed, 9 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2ac6fe6..1f36abd 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2010-06-03 Jan Hubicka <jh@suse.cz> + * tree-into-ssa.c (mark_block_for_update): Avoid redundant call + of bitmap_bit_p. + * cfganal.c (compute_dominance_frontiers_1): Likewise. + +2010-06-03 Jan Hubicka <jh@suse.cz> + * df-problems.c (df_create_unused_note, df_note_bb_compute): micro-optimize the checks when to add new note. diff --git a/gcc/cfganal.c b/gcc/cfganal.c index 5bb23b7..35749bd 100644 --- a/gcc/cfganal.c +++ b/gcc/cfganal.c @@ -1275,10 +1275,9 @@ compute_dominance_frontiers_1 (bitmap *frontiers) domsb = get_immediate_dominator (CDI_DOMINATORS, b); while (runner != domsb) { - if (bitmap_bit_p (frontiers[runner->index], b->index)) + if (!bitmap_set_bit (frontiers[runner->index], + b->index)) break; - bitmap_set_bit (frontiers[runner->index], - b->index); runner = get_immediate_dominator (CDI_DOMINATORS, runner); } diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c index a095ffd..1468b9f 100644 --- a/gcc/tree-into-ssa.c +++ b/gcc/tree-into-ssa.c @@ -452,9 +452,8 @@ static void mark_block_for_update (basic_block bb) { gcc_assert (blocks_to_update != NULL); - if (bitmap_bit_p (blocks_to_update, bb->index)) + if (!bitmap_set_bit (blocks_to_update, bb->index)) return; - bitmap_set_bit (blocks_to_update, bb->index); initialize_flags_in_bb (bb); } |