1 /*
   2  * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package org.graalvm.compiler.phases.tiers;
  24 
  25 import org.graalvm.compiler.lir.phases.LIRSuites;
  26 import org.graalvm.compiler.phases.PhaseSuite;
  27 
  28 public final class Suites {
  29 
  30     private final PhaseSuite<HighTierContext> highTier;
  31     private final PhaseSuite<MidTierContext> midTier;
  32     private final PhaseSuite<LowTierContext> lowTier;
  33     private boolean immutable;
  34 
  35     public PhaseSuite<HighTierContext> getHighTier() {
  36         return highTier;
  37     }
  38 
  39     public PhaseSuite<MidTierContext> getMidTier() {
  40         return midTier;
  41     }
  42 
  43     public PhaseSuite<LowTierContext> getLowTier() {
  44         return lowTier;
  45     }
  46 
  47     public Suites(PhaseSuite<HighTierContext> highTier, PhaseSuite<MidTierContext> midTier, PhaseSuite<LowTierContext> lowTier) {
  48         this.highTier = highTier;
  49         this.midTier = midTier;
  50         this.lowTier = lowTier;
  51     }
  52 
  53     public static Suites createSuites(CompilerConfiguration config) {
  54         return new Suites(config.createHighTier(), config.createMidTier(), config.createLowTier());
  55     }
  56 
  57     public static LIRSuites createLIRSuites(CompilerConfiguration config) {
  58         return new LIRSuites(config.createPreAllocationOptimizationStage(), config.createAllocationStage(), config.createPostAllocationOptimizationStage());
  59     }
  60 
  61     public boolean isImmutable() {
  62         return immutable;
  63     }
  64 
  65     public synchronized void setImmutable() {
  66         if (!immutable) {
  67             highTier.setImmutable();
  68             midTier.setImmutable();
  69             lowTier.setImmutable();
  70             immutable = true;
  71         }
  72     }
  73 
  74     public Suites copy() {
  75         return new Suites(highTier.copy(), midTier.copy(), lowTier.copy());
  76     }
  77 }