| /* |
| * Copyright (c) 2013, 2015, 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 org.graalvm.compiler.phases.tiers; |
| |
| import org.graalvm.compiler.lir.alloc.RegisterAllocationPhase; |
| import org.graalvm.compiler.lir.phases.AllocationPhase.AllocationContext; |
| import org.graalvm.compiler.lir.phases.LIRPhase; |
| import org.graalvm.compiler.lir.phases.LIRPhaseSuite; |
| import org.graalvm.compiler.lir.phases.LIRSuites; |
| import org.graalvm.compiler.options.OptionValues; |
| import org.graalvm.compiler.phases.PhaseSuite; |
| |
| public final class Suites { |
| |
| private final PhaseSuite<HighTierContext> highTier; |
| private final PhaseSuite<MidTierContext> midTier; |
| private final PhaseSuite<LowTierContext> lowTier; |
| private boolean immutable; |
| |
| public PhaseSuite<HighTierContext> getHighTier() { |
| return highTier; |
| } |
| |
| public PhaseSuite<MidTierContext> getMidTier() { |
| return midTier; |
| } |
| |
| public PhaseSuite<LowTierContext> getLowTier() { |
| return lowTier; |
| } |
| |
| public Suites(PhaseSuite<HighTierContext> highTier, PhaseSuite<MidTierContext> midTier, PhaseSuite<LowTierContext> lowTier) { |
| this.highTier = highTier; |
| this.midTier = midTier; |
| this.lowTier = lowTier; |
| } |
| |
| public static Suites createSuites(CompilerConfiguration config, OptionValues options) { |
| return new Suites(config.createHighTier(options), config.createMidTier(options), config.createLowTier(options)); |
| } |
| |
| public static LIRSuites createLIRSuites(CompilerConfiguration config, OptionValues options) { |
| LIRPhaseSuite<AllocationContext> allocationStage = config.createAllocationStage(options); |
| assert verifyAllocationStage(allocationStage); |
| return new LIRSuites(config.createPreAllocationOptimizationStage(options), allocationStage, config.createPostAllocationOptimizationStage(options)); |
| } |
| |
| private static boolean verifyAllocationStage(LIRPhaseSuite<AllocationContext> allocationStage) { |
| boolean allocationPhase = false; |
| for (LIRPhase<?> phase : allocationStage.getPhases()) { |
| if (phase instanceof RegisterAllocationPhase) { |
| if (allocationPhase) { |
| assert false : "More than one register allocation phase"; |
| return false; |
| } |
| allocationPhase = true; |
| } |
| |
| } |
| assert allocationPhase : "No register allocation phase"; |
| return allocationPhase; |
| } |
| |
| public boolean isImmutable() { |
| return immutable; |
| } |
| |
| public synchronized void setImmutable() { |
| if (!immutable) { |
| highTier.setImmutable(); |
| midTier.setImmutable(); |
| lowTier.setImmutable(); |
| immutable = true; |
| } |
| } |
| |
| public Suites copy() { |
| return new Suites(highTier.copy(), midTier.copy(), lowTier.copy()); |
| } |
| } |