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view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/VerifyOopStubCall.java @ 7300:2912b72d840a
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author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Fri, 04 Jan 2013 12:08:11 -0800 |
parents | ae69cd8c08a9 |
children | 2c0c708a0ad6 |
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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.code.RuntimeCallTarget.Descriptor; import com.oracle.graal.compiler.gen.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.type.*; /** * Node implementing a call to HotSpot's object pointer verification stub. */ public class VerifyOopStubCall extends FixedWithNextNode implements LIRGenLowerable { @Input private final ValueNode object; public static final Descriptor VERIFY_OOP = new Descriptor("verify_oop", false, void.class, Object.class); public VerifyOopStubCall(ValueNode object) { super(StampFactory.objectNonNull()); this.object = object; } @Override public void generate(LIRGenerator gen) { RuntimeCallTarget stub = gen.getRuntime().lookupRuntimeCall(VerifyOopStubCall.VERIFY_OOP); gen.emitCall(stub, stub.getCallingConvention(), true, gen.operand(object)); } @NodeIntrinsic public static native Object call(Object object); }