Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/NewInstanceStubCall.java @ 18401:e7ab82e7cc37
Move metaspace pointer handling to hotspot specific WordTypeRewriter.
author | Roland Schatz <roland.schatz@oracle.com> |
---|---|
date | Mon, 17 Nov 2014 17:25:38 +0100 |
parents | ea0fbb571466 |
children | 0f4813e0b4a9 |
line wrap: on
line source
/* * Copyright (c) 2012, 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.hotspot.nodes; import static com.oracle.graal.hotspot.HotSpotBackend.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.hotspot.stubs.*; import com.oracle.graal.hotspot.word.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; /** * A call to the {@link NewInstanceStub}. */ @NodeInfo public class NewInstanceStubCall extends DeoptimizingStubCall implements LIRLowerable { private static final Stamp defaultStamp = StampFactory.objectNonNull(); @Input ValueNode hub; public static NewInstanceStubCall create(ValueNode hub) { return new NewInstanceStubCall(hub); } protected NewInstanceStubCall(ValueNode hub) { super(defaultStamp); this.hub = hub; } @Override public boolean inferStamp() { if (stamp() == defaultStamp && hub.isConstant()) { updateStamp(StampFactory.exactNonNull(HotSpotResolvedObjectTypeImpl.fromMetaspaceKlass(hub.asJavaConstant()))); return true; } return false; } @Override public void generate(NodeLIRBuilderTool gen) { ForeignCallLinkage linkage = gen.getLIRGeneratorTool().getForeignCalls().lookupForeignCall(NEW_INSTANCE); Value result = gen.getLIRGeneratorTool().emitForeignCall(linkage, gen.state(this), gen.operand(hub)); gen.setResult(this, result); } @NodeIntrinsic public static native Object call(KlassPointer hub); }