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r169090 - in /branches/gcc-4_5-branch/gcc: Chan...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 21 Jan 2011 14:05:00 -0000
- Subject: r169090 - in /branches/gcc-4_5-branch/gcc: Chan...
Author: rguenth
Date: Fri Jan 21 14:05:00 2011
New Revision: 169090
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169090
Log:
2011-01-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47365
* tree-ssa-sccvn.h (vn_lookup_kind): Declare.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
* tree-ssa-sccvn.c (vn_walk_kind): New static global.
(vn_reference_lookup_3): Only look through kills if in
VN_WALKREWRITE mode.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
(visit_reference_op_load): Likewise.
(visit_reference_op_store): Likewise.
* tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
(compute_avail): Likewise.
(eliminate): Likewise.
* gcc.dg/torture/pr47365.c: New testcase.
* gcc.dg/tree-ssa/pr47392.c: Likewise.
Added:
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/torture/pr47365.c
branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/tree-ssa/pr47392.c
Modified:
branches/gcc-4_5-branch/gcc/ChangeLog
branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
branches/gcc-4_5-branch/gcc/tree-ssa-pre.c
branches/gcc-4_5-branch/gcc/tree-ssa-sccvn.c
branches/gcc-4_5-branch/gcc/tree-ssa-sccvn.h