001/*
002 * Copyright (c) 2015, 2015, 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.lir.phases;
024
025import static com.oracle.graal.compiler.common.BackendOptions.UserOptions.*;
026
027import com.oracle.graal.lir.alloc.lsra.*;
028import com.oracle.graal.lir.alloc.trace.*;
029import com.oracle.graal.lir.dfa.*;
030import com.oracle.graal.lir.phases.AllocationPhase.AllocationContext;
031import com.oracle.graal.lir.stackslotalloc.*;
032
033public class AllocationStage extends LIRPhaseSuite<AllocationContext> {
034    public AllocationStage() {
035        appendPhase(new MarkBasePointersPhase());
036        if (TraceRA.getValue()) {
037            appendPhase(new TraceRegisterAllocationPhase());
038        } else {
039            appendPhase(new LinearScanPhase());
040        }
041
042        // build frame map
043        if (LSStackSlotAllocator.Options.LIROptLSStackSlotAllocator.getValue()) {
044            appendPhase(new LSStackSlotAllocator());
045        } else {
046            appendPhase(new SimpleStackSlotAllocator());
047        }
048        // currently we mark locations only if we do register allocation
049        appendPhase(new LocationMarkerPhase());
050    }
051}