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| author | Richard Guenther <rguenther@suse.de> | 2007-06-12 12:06:19 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2007-06-12 12:06:19 +0000 |
| commit | 18d0801470c24386f9e02038d3305e0738d1623e (patch) | |
| tree | 172c6441c249e7e65732e9052654b4d84a7e6b47 /gcc/passes.c | |
| parent | 7f482dfebf0aaaf2e35e53ffe16834de4eb1d375 (diff) | |
| download | gcc-18d0801470c24386f9e02038d3305e0738d1623e.zip gcc-18d0801470c24386f9e02038d3305e0738d1623e.tar.gz gcc-18d0801470c24386f9e02038d3305e0738d1623e.tar.bz2 | |
re PR tree-optimization/15353 ([tree-ssa] Merge two "if"s if one subsumes the other.)
2007-06-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15353
PR tree-optimization/31657
* passes.c (init_optimization_passes): Add pass_tree_ifcombine.
* timevar.def: Add TV_TREE_IFCOMBINE.
* tree-pass.h (pass_tree_ifcombine): Declare.
* tree-ssa-ifcombine.c: New file.
* tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
* tree-flow.h (blocks_in_phiopt_order): Declare.
* Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
(tree-ssa-ifcombine.o): New dependencies.
* gcc.c-torture/execute/20070424-1.c: New testcase.
* gcc.dg/tree-ssa/ssa-ifcombine-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-ifcombine-2.c: Likewise.
* gcc.dg/tree-ssa/ssa-ifcombine-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-ifcombine-4.c: Likewise.
* gcc.dg/tree-ssa/ssa-ifcombine-5.c: Likewise.
From-SVN: r125644
Diffstat (limited to 'gcc/passes.c')
| -rw-r--r-- | gcc/passes.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/passes.c b/gcc/passes.c index 7c2754d..c4c94ff 100644 --- a/gcc/passes.c +++ b/gcc/passes.c @@ -575,6 +575,7 @@ init_optimization_passes (void) opportunities. */ NEXT_PASS (pass_phi_only_cprop); + NEXT_PASS (pass_tree_ifcombine); NEXT_PASS (pass_phiopt); NEXT_PASS (pass_may_alias); NEXT_PASS (pass_tail_recursion); |