Mercurial > hg > graal-compiler
view graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/PushThroughPiPhase.java @ 23324:ed6a5ffb2e9c
use JVMCI_VERSION constant to avoid too much eagerness when loading mx_graal_8
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 19 Jan 2016 12:04:18 +0100 |
parents | 05183a084a08 |
children |
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/* * Copyright (c) 2013, 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.phases.common; import com.oracle.graal.debug.Debug; import com.oracle.graal.debug.DebugMetric; import com.oracle.graal.graph.Node; import com.oracle.graal.nodes.PiNode; import com.oracle.graal.nodes.StructuredGraph; import com.oracle.graal.nodes.spi.PiPushable; import com.oracle.graal.phases.Phase; public class PushThroughPiPhase extends Phase { public static final DebugMetric PUSHED_NODES = Debug.metric("NodesPushedThroughPi"); @Override protected void run(StructuredGraph graph) { for (PiNode pi : graph.getNodes(PiNode.TYPE)) { for (Node n : pi.usages().snapshot()) { if (n instanceof PiPushable) { PiPushable pip = (PiPushable) n; if (pip.push(pi)) { PUSHED_NODES.add(1); } } } } } }