diff options
| author | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-28 05:13:10 +0000 |
|---|---|---|
| committer | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-28 05:13:10 +0000 |
| commit | f45a1ca16b84548bea3b49f7090e5fc6affe776d (patch) | |
| tree | a9aa14b2fab671abc299a440ee7b02eaae3b2aeb /gcc/tree-ssa-dce.c | |
| parent | 4d0876abe8aa84ef5dd8a42c74c6a8bb76197afc (diff) | |
| download | gcc-f45a1ca16b84548bea3b49f7090e5fc6affe776d.tar.gz | |
* tree-optimize.c (init_tree_optimization_passes): Schedule
pass_may_alias right after the program is renamed into SSA.
* tree-pass.h (PROP_alias): Define.
* tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
* tree-sra.c (pass_sra): Likewise.
* tree-ssa-ccp.c (pass_ccp): Likewise.
* tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
* tree-ssa-dce.c (pass_dce): Likewise.
* tree-ssa-dom.c (pass_dominator): Likewise.
* tree-ssa-dse.c (pass_dse): Likewise.
* tree-ssa-forwprop.c (pass_forwprop): Likewise.
* tree-ssa-loop-ch.c (pass_ch): Likewise.
* tree-ssa-phiopt.c (pass_phiopt): Likewise.
* tree-ssa-pre.c (pass_pre): Likewise.
* tree-tailcall.c (pass_tail_recursion): Likewise.
* tree-ssa.c (pass_redundant_phi): Likewise.
* tree-ssa-alias.c (aliases_computed_p): Remove.
Update all users.
(init_alias_info): Do not mark all type tags for renaming
unconditionally.
Clear may_aliases from every symbol.
(setup_pointers_and_addressables): If a pointer has not been
dereferenced and it had a type tag, clear it and mark the old
tag for renaming.
testsuite/ChangeLog
* gcc.dg/tree-ssa/20030714-2.c: Adjust number of expected
conditionals.
* gcc.dg/tree-ssa/20031022-1.c: Adjust number of expected
loads.
* gcc.dg/tree-ssa/ssa-dom-cse-1.c: Expect optimization in
DOM1.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85255 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-dce.c')
| -rw-r--r-- | gcc/tree-ssa-dce.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c index 1d3038fc60c..c94a2f6c6d6 100644 --- a/gcc/tree-ssa-dce.c +++ b/gcc/tree-ssa-dce.c @@ -908,7 +908,7 @@ struct tree_opt_pass pass_dce = NULL, /* next */ 0, /* static_pass_number */ TV_TREE_DCE, /* tv_id */ - PROP_cfg | PROP_ssa, /* properties_required */ + PROP_cfg | PROP_ssa | PROP_alias, /* properties_required */ 0, /* properties_provided */ 0, /* properties_destroyed */ 0, /* todo_flags_start */ @@ -924,7 +924,7 @@ struct tree_opt_pass pass_cd_dce = NULL, /* next */ 0, /* static_pass_number */ TV_TREE_CD_DCE, /* tv_id */ - PROP_cfg | PROP_ssa, /* properties_required */ + PROP_cfg | PROP_ssa | PROP_alias, /* properties_required */ 0, /* properties_provided */ 0, /* properties_destroyed */ 0, /* todo_flags_start */ |