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gcc/gcc ChangeLog tree-ssa-loop-ivopts.c
- From: rakdver at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: 23 Apr 2005 21:31:17 -0000
- Subject: gcc/gcc ChangeLog tree-ssa-loop-ivopts.c
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rakdver@gcc.gnu.org 2005-04-23 21:31:17
Modified files:
gcc : ChangeLog tree-ssa-loop-ivopts.c
Log message:
* tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
(find_interesting_uses_cond): Do not use integer_zerop and
integer_nonzerop to check for integer constants.
(set_use_iv_cost): Record the value field.
(determine_use_iv_cost_generic, determine_use_iv_cost_address,
determine_use_iv_cost_outer): Set the value field of the cost pair.
(may_eliminate_iv): Do not return the comparison code.
(iv_elimination_compare): New function.
(determine_use_iv_cost_condition): Set the value field. Record
noneliminable invariants correctly.
(rewrite_use_compare, rewrite_use_outer): Use the value field.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8428&r2=2.8429
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivopts.c.diff?cvsroot=gcc&r1=2.61&r2=2.62