Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/WriteBarrier.java @ 18970:edf3a7fdd067
Add utility methods to GuardsStage.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 27 Jan 2015 14:54:55 +0100 |
parents | c9bb0da795d4 |
children | 7e2c87dae93e |
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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.hotspot.nodes; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; @NodeInfo public abstract class WriteBarrier extends FixedWithNextNode implements Lowerable { @Input protected ValueNode object; @OptionalInput protected ValueNode value; @OptionalInput(InputType.Association) protected LocationNode location; protected final boolean precise; public WriteBarrier(ValueNode object, ValueNode value, LocationNode location, boolean precise) { super(StampFactory.forVoid()); this.object = object; this.value = value; this.location = location; this.precise = precise; } public ValueNode getValue() { return value; } public ValueNode getObject() { return object; } public LocationNode getLocation() { return location; } public boolean usePrecise() { return precise; } @Override public void lower(LoweringTool tool) { assert graph().getGuardsStage().areFrameStatesAtDeopts(); tool.getLowerer().lower(this, tool); } }