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r123946 - in /trunk/gcc: ChangeLog passes.c tes...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 18 Apr 2007 11:45:13 -0000
- Subject: r123946 - in /trunk/gcc: ChangeLog passes.c tes...
Author: rguenth
Date: Wed Apr 18 12:45:09 2007
New Revision: 123946
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=123946
Log:
2007-04-18 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19431
PR tree-optimization/21463
* tree-pass.h (pass_phiprop): Declare.
* passes.c (init_optimization_passes): New phiprop pass.
* tree-ssa-forwprop.c (struct phiprop_d): New structure.
(phivn_valid_p): New helper function.
(phiprop_insert_phi): Likewise.
(propagate_with_phi): Likewise.
(tree_ssa_phiprop): New propagator propagating loads
through phi nodes if profitable.
* gcc.c-torture/execute/20070212-1.c: New testcase.
* gcc.c-torture/execute/20070212-2.c: Likewise.
* gcc.c-torture/execute/20070212-3.c: Likewise.
* gcc.dg/tree-ssa/pr19431.c: Likewise.
* gcc.dg/tree-ssa/pr21463.c: Likewise.
* g++.dg/tree-ssa/pr21463.C: Likewise.
* g++.dg/tree-ssa/pr30738.C: Likewise.
Added:
trunk/gcc/testsuite/g++.dg/tree-ssa/pr21463.C
trunk/gcc/testsuite/g++.dg/tree-ssa/pr30738.C
trunk/gcc/testsuite/gcc.c-torture/execute/20070212-1.c
trunk/gcc/testsuite/gcc.c-torture/execute/20070212-2.c
trunk/gcc/testsuite/gcc.c-torture/execute/20070212-3.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr19431.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr21463.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/passes.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-pass.h
trunk/gcc/tree-ssa-forwprop.c