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r186905 - in /trunk/gcc: ChangeLog testsuite/Ch...
- From: bonzini at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 27 Apr 2012 12:20:03 -0000
- Subject: r186905 - in /trunk/gcc: ChangeLog testsuite/Ch...
Author: bonzini
Date: Fri Apr 27 12:20:01 2012
New Revision: 186905
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186905
Log:
2012-04-27 Paolo Bonzini <bonzini@gnu.org>
* tree-ssa-phiopt.c (conditional_replacement): Replace PHIs
whose arguments are -1 and 0, by negating the result of the
conditional.
testsuite:
2012-04-27 Paolo Bonzini <bonzini@gnu.org>
* gcc.c-torture/execute/20120427-2.c: New testcase.
* gcc.dg/tree-ssa/phi-opt-10.c: New testcase.
* gcc.dg/tree-ssa/ssa-pre-28.c: Bypass new optimization.
* gcc.dg/tree-ssa/ssa-ifcombine-7.c: Look into ifcombine dump.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/20120427-2.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/phi-opt-10.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-7.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-28.c
trunk/gcc/tree-ssa-phiopt.c