Mercurial > hg > truffle
view graal/com.oracle.graal.loop/src/com/oracle/graal/loop/phases/LoopTransformHighPhase.java @ 9238:8f01fe16e473
refactorings and cleanups for the removal of FixedNode.probability
author | Christian Haeubl <haeubl@ssw.jku.at> |
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date | Mon, 22 Apr 2013 17:49:13 +0200 |
parents | b9cf7d0b598e |
children | 063a712fe8d8 |
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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.loop.phases; import com.oracle.graal.debug.*; import com.oracle.graal.loop.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.util.*; import com.oracle.graal.phases.*; import com.oracle.graal.phases.graph.*; public class LoopTransformHighPhase extends Phase { @Override protected void run(StructuredGraph graph) { if (graph.hasLoops()) { if (GraalOptions.LoopPeeling) { NodesToDoubles probabilities = new ComputeProbabilityClosure(graph).apply(); LoopsData data = new LoopsData(graph); for (LoopEx loop : data.outterFirst()) { if (LoopPolicies.shouldPeel(loop, probabilities)) { Debug.log("Peeling %s", loop); LoopTransformations.peel(loop); Debug.dump(graph, "After peeling %s", loop); } } } } } }