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r213997 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: amker at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 15 Aug 2014 02:42:34 -0000
- Subject: r213997 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: amker
Date: Fri Aug 15 02:42:33 2014
New Revision: 213997
URL: https://gcc.gnu.org/viewcvs?rev=213997&root=gcc&view=rev
Log:
* tree-ssa-loop-ivopts.c (ivopts_data): New field
name_expansion_cache.
(tree_ssa_iv_optimize_init): Initialize name_expansion_cache.
(tree_ssa_iv_optimize_finalize): Free name_expansion_cache.
(strip_wrap_conserving_type_conversions, expr_equal_p): Delete.
(difference_cannot_overflow_p): New parameter. Use affine
expansion for equality check.
(iv_elimination_compare_lt): Pass new argument.
testsuite/ChangeLog
* gcc.dg/tree-ssa/ivopts-lt-2.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/ivopts-lt-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-ivopts.c