diff options
| author | Kazu Hirata <kazu@gcc.gnu.org> | 2005-03-18 14:02:26 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-03-18 14:02:26 +0000 |
| commit | 625da0db0f79c2d754857d772bb59aba0a3ea1cb (patch) | |
| tree | 905f57f6c410fa54d83a69ced89daba6e056c61c | |
| parent | 6726a1f593aadde5bc0e1a54dff1f72700585d8e (diff) | |
| download | gcc-625da0db0f79c2d754857d772bb59aba0a3ea1cb.zip gcc-625da0db0f79c2d754857d772bb59aba0a3ea1cb.tar.gz gcc-625da0db0f79c2d754857d772bb59aba0a3ea1cb.tar.bz2 | |
tree-into-ssa.c (find_idf): Use VEC_quick_push instead of VEC_safe_push.
* tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
VEC_safe_push.
From-SVN: r96684
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/tree-into-ssa.c | 6 |
2 files changed, 11 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bdd94e4..a4a3785 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,4 +1,9 @@ -2005-03-01 Paolo Bonzini <bonzini@gnu.org> +2005-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of + VEC_safe_push. + +2005-03-18 Paolo Bonzini <bonzini@gnu.org> * combine.c (gen_binary): Remove. (known_cond, simplify_shift_const, find_split_point, diff --git a/gcc/tree-into-ssa.c b/gcc/tree-into-ssa.c index 8c58a45..37ad103 100644 --- a/gcc/tree-into-ssa.c +++ b/gcc/tree-into-ssa.c @@ -511,7 +511,11 @@ find_idf (bitmap def_blocks, bitmap *dfs) /* Seed the work list with all the blocks in DEF_BLOCKS. */ EXECUTE_IF_SET_IN_BITMAP (def_blocks, 0, bb_index, bi) - VEC_safe_push (int, work_stack, bb_index); + /* We use VEC_quick_push here for speed. This is safe because we + know that the number of definition blocks is no greater than + the number of basic blocks, which is the initial capacity of + WORK_STACK. */ + VEC_quick_push (int, work_stack, bb_index); /* Pop a block off the worklist, add every block that appears in the original block's DF that we have not already processed to |