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| author | Jan Hubicka <jh@suse.cz> | 2009-07-03 00:56:21 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2009-07-02 22:56:21 +0000 |
| commit | 1fc41282ec5ca0b314d7c2b5144df5d89aef4271 (patch) | |
| tree | 1d9bdbd53840567d935dad776d171d929046d438 /gcc/tree-ssa-loop.c | |
| parent | bc21bfa5e3bc9f06ac92b2b9b43ae55116850f1b (diff) | |
| download | gcc-1fc41282ec5ca0b314d7c2b5144df5d89aef4271.zip gcc-1fc41282ec5ca0b314d7c2b5144df5d89aef4271.tar.gz gcc-1fc41282ec5ca0b314d7c2b5144df5d89aef4271.tar.bz2 | |
tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
* tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
(mark_stmt_necessary): Set it.
(mark_operand_necessary): Set it.
(mark_control_dependent_edges_necessary): Set it.
(mark_virtual_phi_result_for_renaming): New function.
(get_live_post_dom): New function.
(forward_edge_to_pdom): New function.
(remove_dead_stmt): Fix handling of control dependences.
(tree_dce_init): Init new bitmap.
(tree_dce_done): Free it.
From-SVN: r149199
Diffstat (limited to 'gcc/tree-ssa-loop.c')
0 files changed, 0 insertions, 0 deletions