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authorrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2005-09-17 21:46:20 +0000
committerrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2005-09-17 21:46:20 +0000
commitb05643af9ff1420bc06f25cba2150be013030a6f (patch)
tree413d9496ae75a23076489beca6df3159d54426a2 /gcc/tree-ssa-loop.c
parent318077fa8b5f669b6bdf6947c4674cd1e05aadf8 (diff)
downloadgcc-b05643af9ff1420bc06f25cba2150be013030a6f.tar.gz
* tree-pass.h (pass_vect_dce): Declare.
* passes.c (init_optimization_passes): Add it. * tree-flow.h (tree_ssa_dce): Declare. * tree-ssa-dce.c (tree_ssa_dce): Export. * tree-ssa-loop.c (tree_vectorize): Move current_loops check ... (gate_tree_vectorize): ... here. (pass_vect_dce): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@104376 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-loop.c')
-rw-r--r--gcc/tree-ssa-loop.c25
1 files changed, 21 insertions, 4 deletions
diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c
index 692f9b10e63..ce629726e79 100644
--- a/gcc/tree-ssa-loop.c
+++ b/gcc/tree-ssa-loop.c
@@ -188,16 +188,13 @@ struct tree_opt_pass pass_tree_unswitch =
static void
tree_vectorize (void)
{
- if (!current_loops)
- return;
-
vectorize_loops (current_loops);
}
static bool
gate_tree_vectorize (void)
{
- return flag_tree_vectorize != 0;
+ return flag_tree_vectorize && current_loops;
}
struct tree_opt_pass pass_vectorize =
@@ -217,6 +214,26 @@ struct tree_opt_pass pass_vectorize =
0 /* letter */
};
+struct tree_opt_pass pass_vect_dce =
+{
+ "vect_dce", /* name */
+ gate_tree_vectorize, /* gate */
+ tree_ssa_dce, /* execute */
+ NULL, /* sub */
+ NULL, /* next */
+ 0, /* static_pass_number */
+ TV_TREE_DCE, /* tv_id */
+ PROP_cfg | PROP_ssa | PROP_alias, /* properties_required */
+ 0, /* properties_provided */
+ 0, /* properties_destroyed */
+ 0, /* todo_flags_start */
+ TODO_dump_func
+ | TODO_update_ssa_no_phi
+ | TODO_cleanup_cfg
+ | TODO_ggc_collect
+ | TODO_verify_ssa, /* todo_flags_finish */
+ 0 /* letter */
+};
/* Loop nest optimizations. */