diff options
| author | Richard Guenther <rguenther@suse.de> | 2009-04-04 09:34:32 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2009-04-04 09:34:32 +0000 |
| commit | aa7069aa9faf250b01c10bb7c2c442d329c0bab8 (patch) | |
| tree | 9008d47a69f8bfcbddab1535dfb7516d4a030aff /gcc/except.c | |
| parent | cd15ad3e604aaa74991b72dcbf74ab61fe2fc9c4 (diff) | |
| download | gcc-aa7069aa9faf250b01c10bb7c2c442d329c0bab8.zip gcc-aa7069aa9faf250b01c10bb7c2c442d329c0bab8.tar.gz gcc-aa7069aa9faf250b01c10bb7c2c442d329c0bab8.tar.bz2 | |
re PR c++/8781 (Pessimization of C++ (functional) code)
2009-04-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/8781
PR tree-optimization/37892
* tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
* tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
(valueize_refs): Call it for *& valueizations.
(shared_reference_ops_from_ref): Rename to ...
(valueize_shared_reference_ops_from_ref): ... this and valueize.
(shared_reference_ops_from_call): Rename to ...
(valueize_shared_reference_ops_from_call): ... this and valueize.
(vn_reference_lookup): Update.
(visit_reference_op_call): Likewise.
* tree-ssa-pre.c (phi_translate_1): Fold *&.
(eliminate): Value-replace the call address in call statements.
* g++.dg/tree-ssa/pr8781.C: New testcase.
* gcc.dg/tree-ssa/ssa-pre-25.c: Likewise.
From-SVN: r145533
Diffstat (limited to 'gcc/except.c')
0 files changed, 0 insertions, 0 deletions