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[Bug tree-optimization/15991] phi nodes with identical arguments still remain at t50.tailc
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 17 Jun 2004 17:47:56 -0000
- Subject: [Bug tree-optimization/15991] phi nodes with identical arguments still remain at t50.tailc
- References: <20040614235849.15991.kazu@cs.umass.edu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-06-17 17:47 -------
Subject: Bug 15991
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rakdver@gcc.gnu.org 2004-06-17 17:47:47
Modified files:
gcc : ChangeLog tree-cfg.c tree-flow-inline.h
tree-flow.h tree-ssa.c tree-ssanames.c tree.h
Log message:
PR tree-optimization/15991
* tree-cfg.c (tree_block_label): Export.
* tree-flow-inline.h (bsi_after_labels): New function.
* tree-flow.h (bsi_after_labels, tree_block_label): Declare.
* tree-ssa.c (propagate_into_addr): New function.
(replace_immediate_uses): Handle propagation of pointer constants.
(raise_value): Do not restrict propagation of pointer constants.
* tree-ssanames.c (duplicate_ssa_name): New function.
* tree.h (duplicate_ssa_name): Declare.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.4016&r2=2.4017
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&r1=2.12&r2=2.13
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow-inline.h.diff?cvsroot=gcc&r1=2.8&r2=2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&r1=2.8&r2=2.9
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa.c.diff?cvsroot=gcc&r1=2.9&r2=2.10
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssanames.c.diff?cvsroot=gcc&r1=2.2&r2=2.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&r1=1.519&r2=1.520
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15991