diff options
| author | Kazu Hirata <kazu@cs.umass.edu> | 2005-01-17 06:44:05 +0000 |
|---|---|---|
| committer | Kazu Hirata <kazu@gcc.gnu.org> | 2005-01-17 06:44:05 +0000 |
| commit | 724e4d443ba36e51daed91d8b93b11053addf910 (patch) | |
| tree | 35e78d2d4b3d6cadba5f70c71cc50d49cc21c4da /gcc | |
| parent | 7f233d9f549b29a7fcd4f5b54b8dde438bcb5119 (diff) | |
| download | gcc-724e4d443ba36e51daed91d8b93b11053addf910.zip gcc-724e4d443ba36e51daed91d8b93b11053addf910.tar.gz gcc-724e4d443ba36e51daed91d8b93b11053addf910.tar.bz2 | |
tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call mark_dfs_back_edges.
* tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
mark_dfs_back_edges.
From-SVN: r93753
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-dom.c | 5 |
2 files changed, 5 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb1eebe..6afc0d0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-01-17 Kazu Hirata <kazu@cs.umass.edu> + + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call + mark_dfs_back_edges. + 2005-01-16 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-pre.c (add_to_sets): s1 may be NULL. diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index a969422..68bf4f9 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -374,11 +374,6 @@ tree_ssa_dominator_optimize (void) for (i = 0; i < num_referenced_vars; i++) var_ann (referenced_var (i))->current_def = NULL; - /* Mark loop edges so we avoid threading across loop boundaries. - This may result in transforming natural loop into irreducible - region. */ - mark_dfs_back_edges (); - /* Create our hash tables. */ avail_exprs = htab_create (1024, real_avail_expr_hash, avail_expr_eq, free); vrp_data = htab_create (ceil_log2 (num_ssa_names), vrp_hash, vrp_eq, free); |