001/*
002 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.hotspot.sparc;
024
025import static jdk.internal.jvmci.sparc.SPARC.*;
026import jdk.internal.jvmci.code.*;
027import jdk.internal.jvmci.hotspot.sparc.*;
028
029import com.oracle.graal.hotspot.*;
030import com.oracle.graal.hotspot.meta.*;
031import com.oracle.graal.hotspot.stubs.*;
032
033final class SPARCDeoptimizationStub extends DeoptimizationStub {
034
035    private RegisterConfig registerConfig;
036
037    public SPARCDeoptimizationStub(HotSpotProviders providers, TargetDescription target, HotSpotForeignCallLinkage linkage) {
038        super(providers, target, linkage);
039        // This is basically the maximum we can spare. All other G and O register are used.
040        Register[] allocatable = new Register[]{g1, g3, g4, g5, o0, o1, o2, o3, o4};
041        registerConfig = new SPARCHotSpotRegisterConfig(target, allocatable);
042    }
043
044    @Override
045    public RegisterConfig getRegisterConfig() {
046        return registerConfig;
047    }
048
049}