Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.compiler/src/com/oracle/graal/compiler/phases/LoopTransformLowPhase.java @ 5675:776366f3a41a
A bit of work on counted loops
Introduce FullUnroll phase before EscapeAnalysis
split Loop transforms into 2 phase : things that run before lowering, and things that run after lowering
Introduce Reassociate invariants after lowering
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Thu, 21 Jun 2012 16:35:23 +0200 |
parents | |
children | f592c22421e7 |
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/* * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.compiler.phases; import com.oracle.graal.compiler.*; import com.oracle.graal.compiler.loop.*; import com.oracle.graal.debug.*; import com.oracle.graal.nodes.*; public class LoopTransformLowPhase extends Phase { @Override protected void run(StructuredGraph graph) { if (graph.hasLoops()) { if (GraalOptions.ReassociateInvariants) { final LoopsData dataReassociate = new LoopsData(graph); Debug.scope("ReassociateInvariants", new Runnable() { @Override public void run() { for (LoopEx loop : dataReassociate.loops()) { loop.reassociateInvariants(); } } }); } } } }