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