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.lir.phases.LIRPhase.Options.*; 026import jdk.internal.jvmci.options.*; 027 028import com.oracle.graal.lir.*; 029import com.oracle.graal.lir.phases.PostAllocationOptimizationPhase.PostAllocationOptimizationContext; 030import com.oracle.graal.lir.profiling.*; 031 032public class PostAllocationOptimizationStage extends LIRPhaseSuite<PostAllocationOptimizationContext> { 033 public static class Options { 034 // @formatter:off 035 @Option(help = "", type = OptionType.Debug) 036 public static final NestedBooleanOptionValue LIROptEdgeMoveOptimizer = new NestedBooleanOptionValue(LIROptimization, true); 037 @Option(help = "", type = OptionType.Debug) 038 public static final NestedBooleanOptionValue LIROptControlFlowOptimizer = new NestedBooleanOptionValue(LIROptimization, true); 039 @Option(help = "", type = OptionType.Debug) 040 public static final NestedBooleanOptionValue LIROptRedundantMoveElimination = new NestedBooleanOptionValue(LIROptimization, true); 041 @Option(help = "", type = OptionType.Debug) 042 public static final NestedBooleanOptionValue LIROptNullCheckOptimizer = new NestedBooleanOptionValue(LIROptimization, true); 043 @Option(help = "Enables profiling of move types on LIR level. " + 044 "Move types are for example stores (register to stack), " + 045 "constant loads (constant to register) or copies (register to register).", type = OptionType.Debug) 046 public static final OptionValue<Boolean> LIRProfileMoves = new OptionValue<>(false); 047 // @formatter:on 048 } 049 050 public PostAllocationOptimizationStage() { 051 if (Options.LIROptEdgeMoveOptimizer.getValue()) { 052 appendPhase(new EdgeMoveOptimizer()); 053 } 054 if (Options.LIROptControlFlowOptimizer.getValue()) { 055 appendPhase(new ControlFlowOptimizer()); 056 } 057 if (Options.LIROptRedundantMoveElimination.getValue()) { 058 appendPhase(new RedundantMoveElimination()); 059 } 060 if (Options.LIROptNullCheckOptimizer.getValue()) { 061 appendPhase(new NullCheckOptimizer()); 062 } 063 if (Options.LIRProfileMoves.getValue()) { 064 appendPhase(new MoveProfiling()); 065 } 066 } 067}