view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/spi/StampProvider.java @ 18479:16e61bb57e90

Introduce StampProvider to support different stamps for metadata on different VMs.
author Roland Schatz <roland.schatz@oracle.com>
date Thu, 20 Nov 2014 14:13:38 +0100
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children 565196752144
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/*
 * Copyright (c) 2014, 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.nodes.spi;

import com.oracle.graal.compiler.common.type.*;
import com.oracle.graal.nodes.extended.*;

/**
 * Provides a capability for creating platform dependent stamps.
 */
public interface StampProvider {

    /**
     * Create the stamp of the {@link LoadHubNode hub} of an object.
     */
    Stamp createHubStamp(ObjectStamp object);

    /**
     * Create the stamp of a pointer to a method.
     */
    Stamp createMethodStamp();
}