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r120697 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: rakdver at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 12 Jan 2007 00:30:39 -0000
- Subject: r120697 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: rakdver
Date: Fri Jan 12 00:30:38 2007
New Revision: 120697
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=120697
Log:
* tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
find_interesting_uses_cond.
(find_interesting_uses_cond): Use extract_cond_operands.
(rewrite_use_compare): Use extract_cond_operands and
force_gimple_operand_bsi. Do not call update_stmt.
(determine_use_iv_cost_condition): Use extract_cond_operands.
Return cheaper of using original bound and changing the exit bound.
* gcc.dg/tree-ssa/loop-22.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/loop-22.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-ivopts.c