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| author | Zdenek Dvorak <dvorakz@suse.cz> | 2005-07-12 01:59:17 +0200 |
|---|---|---|
| committer | Zdenek Dvorak <rakdver@gcc.gnu.org> | 2005-07-11 23:59:17 +0000 |
| commit | b7eae7b8d19f531d0ef3a1efb1fdacfdbc5bfc92 (patch) | |
| tree | 2dbef04c2f2db68628a4762f85cddb33c11d1be9 /gcc/tree-flow.h | |
| parent | 70028b61459cb2089d18bbd42d582c3411a9edfc (diff) | |
| download | gcc-b7eae7b8d19f531d0ef3a1efb1fdacfdbc5bfc92.zip gcc-b7eae7b8d19f531d0ef3a1efb1fdacfdbc5bfc92.tar.gz gcc-b7eae7b8d19f531d0ef3a1efb1fdacfdbc5bfc92.tar.bz2 | |
tree-flow.h (remove_empty_loops, [...]): Declare.
* tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
* passes.c (init_optimization_passes): Add pass_empty_loop.
* tree-pass.h (pass_empty_loop): Declare.
* tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
try_remove_empty_loop, remove_empty_loops): New functions.
* tree-ssa-loop-ivopts.c (single_dom_exit): Export.
* tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
* gcc.dg/tree-ssa/loop-10.c: New test.
From-SVN: r101901
Diffstat (limited to 'gcc/tree-flow.h')
| -rw-r--r-- | gcc/tree-flow.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/tree-flow.h b/gcc/tree-flow.h index c28de1c8..e457930 100644 --- a/gcc/tree-flow.h +++ b/gcc/tree-flow.h @@ -688,6 +688,7 @@ void tree_ssa_lim (struct loops *); void tree_ssa_unswitch_loops (struct loops *); void canonicalize_induction_variables (struct loops *); void tree_unroll_loops_completely (struct loops *, bool); +void remove_empty_loops (struct loops *); void tree_ssa_iv_optimize (struct loops *); bool number_of_iterations_exit (struct loop *, edge, @@ -719,6 +720,7 @@ struct loop *tree_ssa_loop_version (struct loops *, struct loop *, tree, basic_block *); tree expand_simple_operations (tree); void substitute_in_loop_info (struct loop *, tree, tree); +edge single_dom_exit (struct loop *); /* In tree-ssa-loop-im.c */ /* The possibilities of statement movement. */ |