Mercurial > hg > graal-compiler
view graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/nodes/typesystem/CustomizedUnsafeLoadMacroNode.java @ 18845:f57d86eb036f
removed Node factory methods
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Mon, 12 Jan 2015 20:39:04 +0100 |
parents | 0f4813e0b4a9 |
children | 7536b78cd31d |
line wrap: on
line source
/* * Copyright (c) 2013, 2014, 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.truffle.nodes.typesystem; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.calc.*; import com.oracle.graal.graph.*; import com.oracle.graal.graph.spi.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.calc.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.truffle.nodes.*; import com.oracle.graal.truffle.nodes.asserts.*; import com.oracle.truffle.api.*; /** * Macro node for {@link CompilerDirectives#unsafeGetInt(Object, long, boolean, Object)} and * friends. */ @NodeInfo public class CustomizedUnsafeLoadMacroNode extends NeverPartOfCompilationNode implements Canonicalizable { private static final int ARGUMENT_COUNT = 4; private static final int OBJECT_ARGUMENT_INDEX = 0; private static final int OFFSET_ARGUMENT_INDEX = 1; private static final int CONDITION_ARGUMENT_INDEX = 2; private static final int LOCATION_ARGUMENT_INDEX = 3; public CustomizedUnsafeLoadMacroNode(Invoke invoke) { super(invoke, "The location argument could not be resolved to a constant."); assert arguments.size() == ARGUMENT_COUNT; } @Override public Node canonical(CanonicalizerTool tool) { ValueNode locationArgument = arguments.get(LOCATION_ARGUMENT_INDEX); if (locationArgument.isConstant()) { ValueNode objectArgument = arguments.get(OBJECT_ARGUMENT_INDEX); ValueNode offsetArgument = arguments.get(OFFSET_ARGUMENT_INDEX); ValueNode conditionArgument = arguments.get(CONDITION_ARGUMENT_INDEX); LocationIdentity locationIdentity; if (locationArgument.isNullConstant()) { locationIdentity = LocationIdentity.ANY_LOCATION; } else { locationIdentity = ObjectLocationIdentity.create(locationArgument.asJavaConstant()); } CompareNode compare = CompareNode.createCompareNode(Condition.EQ, conditionArgument, ConstantNode.forBoolean(true)); Kind returnKind = this.getTargetMethod().getSignature().getReturnKind(); return new UnsafeLoadNode(objectArgument, offsetArgument, returnKind, locationIdentity, compare); } return this; } }