view graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/stubs/RegisterFinalizerStub.java @ 9419:640d86a6bf4a

replaced register_finalizer assembler stub with a compiled stub (GRAAL-81)
author Doug Simon <doug.simon@oracle.com>
date Mon, 29 Apr 2013 22:49:49 +0200
parents
children 659bb6cf930c
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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.stubs;

import static com.oracle.graal.hotspot.replacements.HotSpotSnippetUtils.*;

import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor;
import com.oracle.graal.api.code.*;
import com.oracle.graal.graph.Node.ConstantNodeParameter;
import com.oracle.graal.graph.Node.NodeIntrinsic;
import com.oracle.graal.hotspot.*;
import com.oracle.graal.hotspot.meta.*;
import com.oracle.graal.hotspot.nodes.*;
import com.oracle.graal.nodes.java.*;
import com.oracle.graal.nodes.spi.*;
import com.oracle.graal.replacements.*;
import com.oracle.graal.word.*;

/**
 * Stub called from {@link RegisterFinalizerNode}.
 */
public class RegisterFinalizerStub extends CRuntimeStub {

    public RegisterFinalizerStub(final HotSpotRuntime runtime, Replacements replacements, TargetDescription target, HotSpotRuntimeCallTarget linkage) {
        super(runtime, replacements, target, linkage);
    }

    @Snippet
    private static void registerFinalizer(Object object) {
        registerFinalizerC(REGISTER_FINALIZER_C, thread(), object);
        handlePendingException(false);
    }

    public static final Descriptor REGISTER_FINALIZER_C = descriptorFor(RegisterFinalizerStub.class, "registerFinalizerC", false);

    @NodeIntrinsic(CRuntimeCall.class)
    public static native void registerFinalizerC(@ConstantNodeParameter Descriptor registerFinalizerC, Word thread, Object object);
}