Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/NewArrayStubCall.java @ 15334:abebb5c2dc09
Use NodeLIRBuilderTool in LIRGenLowerable.
author | Josef Eisl <josef.eisl@jku.at> |
---|---|
date | Wed, 23 Apr 2014 11:49:12 +0200 |
parents | 71cdf5518dab |
children | 14a145f31312 |
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/* * Copyright (c) 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.hotspot.nodes; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.hotspot.stubs.*; import com.oracle.graal.lir.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.word.*; /** * A call to the {@link NewArrayStub}. */ public class NewArrayStubCall extends DeoptimizingStubCall implements LIRGenLowerable { private static final Stamp defaultStamp = StampFactory.objectNonNull(); @Input private ValueNode hub; @Input private ValueNode length; public static final ForeignCallDescriptor NEW_ARRAY = new ForeignCallDescriptor("new_array", Object.class, Word.class, int.class); public NewArrayStubCall(ValueNode hub, ValueNode length) { super(defaultStamp); this.hub = hub; this.length = length; } @Override public boolean inferStamp() { if (stamp() == defaultStamp && hub.isConstant()) { updateStamp(StampFactory.exactNonNull(HotSpotResolvedObjectType.fromMetaspaceKlass(hub.asConstant()))); return true; } return false; } @Override public void generate(NodeLIRBuilderTool gen) { ForeignCallLinkage linkage = gen.getLIRGeneratorTool().getForeignCalls().lookupForeignCall(NEW_ARRAY); Variable result = gen.getLIRGeneratorTool().emitForeignCall(linkage, gen.state(this), gen.operand(hub), gen.operand(length)); gen.setResult(this, result); } @NodeIntrinsic public static native Object call(Word hub, int length); }