view graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64FrameMapBuilder.java @ 18443:1c92d437179b

FrameMapBuilder: move into package.
author Josef Eisl <josef.eisl@jku.at>
date Mon, 17 Nov 2014 16:41:44 +0100
parents 06624c98ed8b
children 6c7efa29b626
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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.lir.amd64;

import com.oracle.graal.api.code.*;
import com.oracle.graal.lir.framemap.*;

public class AMD64FrameMapBuilder extends DelayedFrameMapBuilder {

    public AMD64FrameMapBuilder(FrameMapFactory factory, CodeCacheProvider codeCache, RegisterConfig registerConfig) {
        super(factory, codeCache, registerConfig);
    }

    /**
     * For non-leaf methods, RBP is preserved in the special stack slot required by the HotSpot
     * runtime for walking/inspecting frames of such methods.
     */
    public StackSlot allocateRBPSpillSlot() {
        return ((AMD64FrameMap) frameMap).allocateRBPSpillSlot();
    }

    public void freeRBPSpillSlot() {
        ((AMD64FrameMap) frameMap).freeRBPSpillSlot();
    }

    public StackSlot allocateDeoptimizationRescueSlot() {
        return ((AMD64FrameMap) frameMap).allocateDeoptimizationRescueSlot();
    }
}