1/* 2 * Copyright (c) 2015, 2016, 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 */ 23package org.graalvm.compiler.lir.phases; 24 25import static org.graalvm.compiler.core.common.GraalOptions.TraceRA; 26 27import org.graalvm.compiler.debug.Assertions; 28import org.graalvm.compiler.lir.alloc.AllocationStageVerifier; 29import org.graalvm.compiler.lir.alloc.lsra.LinearScanPhase; 30import org.graalvm.compiler.lir.alloc.trace.GlobalLivenessAnalysisPhase; 31import org.graalvm.compiler.lir.alloc.trace.TraceBuilderPhase; 32import org.graalvm.compiler.lir.alloc.trace.TraceRegisterAllocationPhase; 33import org.graalvm.compiler.lir.dfa.LocationMarkerPhase; 34import org.graalvm.compiler.lir.dfa.MarkBasePointersPhase; 35import org.graalvm.compiler.lir.phases.AllocationPhase.AllocationContext; 36import org.graalvm.compiler.lir.stackslotalloc.LSStackSlotAllocator; 37import org.graalvm.compiler.lir.stackslotalloc.SimpleStackSlotAllocator; 38import org.graalvm.compiler.options.OptionValues; 39 40public class AllocationStage extends LIRPhaseSuite<AllocationContext> { 41 42 public AllocationStage(OptionValues options) { 43 appendPhase(new MarkBasePointersPhase()); 44 if (TraceRA.getValue(options)) { 45 appendPhase(new TraceBuilderPhase()); 46 appendPhase(new GlobalLivenessAnalysisPhase()); 47 appendPhase(new TraceRegisterAllocationPhase()); 48 } else { 49 appendPhase(new LinearScanPhase()); 50 } 51 52 // build frame map 53 if (LSStackSlotAllocator.Options.LIROptLSStackSlotAllocator.getValue(options)) { 54 appendPhase(new LSStackSlotAllocator()); 55 } else { 56 appendPhase(new SimpleStackSlotAllocator()); 57 } 58 // currently we mark locations only if we do register allocation 59 appendPhase(new LocationMarkerPhase()); 60 61 if (Assertions.detailedAssertionsEnabled(options)) { 62 appendPhase(new AllocationStageVerifier()); 63 } 64 } 65} 66