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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotSuitesProvider.java @ 19132:8fe322db4b6d

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Prototype for configuring inlining during parsing via a closure in the GraphBuilderConfiguration object.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Wed, 04 Feb 2015 19:21:33 +0100
parents 75da87c96605
children 75cf0899be47 df89224ee04a
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.meta;
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24
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25 import static com.oracle.graal.compiler.common.GraalOptions.*;
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26
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27 import java.util.function.*;
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28
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29 import com.oracle.graal.api.meta.*;
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30 import com.oracle.graal.compiler.common.*;
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31 import com.oracle.graal.hotspot.*;
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32 import com.oracle.graal.hotspot.bridge.*;
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33 import com.oracle.graal.hotspot.phases.*;
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34 import com.oracle.graal.java.*;
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35 import com.oracle.graal.java.GraphBuilderConfiguration.DebugInfoMode;
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36 import com.oracle.graal.java.GraphBuilderPlugins.InlineInvokePlugin;
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37 import com.oracle.graal.options.*;
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38 import com.oracle.graal.phases.*;
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39 import com.oracle.graal.phases.tiers.*;
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40
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41 /**
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42 * HotSpot implementation of {@link SuitesProvider}.
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43 */
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44 public class HotSpotSuitesProvider implements SuitesProvider, Supplier<Suites> {
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45
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46 protected final DerivedOptionValue<Suites> defaultSuites;
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47 protected final PhaseSuite<HighTierContext> defaultGraphBuilderSuite;
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48 protected final HotSpotGraalRuntimeProvider runtime;
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49
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50 public HotSpotSuitesProvider(HotSpotGraalRuntimeProvider runtime) {
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51 this.runtime = runtime;
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52 this.defaultGraphBuilderSuite = createGraphBuilderSuite();
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53 this.defaultSuites = new DerivedOptionValue<>(this);
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54 }
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55
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56 public Suites getDefaultSuites() {
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57 return defaultSuites.getValue();
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58 }
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59
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60 public Suites get() {
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61 return createSuites();
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62 }
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63
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64 public PhaseSuite<HighTierContext> getDefaultGraphBuilderSuite() {
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65 return defaultGraphBuilderSuite;
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66 }
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67
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68 public Suites createSuites() {
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69 Suites ret = Suites.createDefaultSuites();
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70
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71 if (ImmutableCode.getValue()) {
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72 // lowering introduces class constants, therefore it must be after lowering
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73 ret.getHighTier().appendPhase(new LoadJavaMirrorWithKlassPhase(runtime.getConfig().classMirrorOffset, runtime.getConfig().getOopEncoding()));
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74 if (VerifyPhases.getValue()) {
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75 ret.getHighTier().appendPhase(new AheadOfTimeVerificationPhase());
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76 }
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77 }
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78
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79 ret.getMidTier().appendPhase(new WriteBarrierAdditionPhase(runtime.getConfig()));
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80 if (VerifyPhases.getValue()) {
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81 ret.getMidTier().appendPhase(new WriteBarrierVerificationPhase());
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82 }
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83
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84 return ret;
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85 }
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86
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87 protected PhaseSuite<HighTierContext> createGraphBuilderSuite() {
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88 PhaseSuite<HighTierContext> suite = new PhaseSuite<>();
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89 GraphBuilderConfiguration config = GraphBuilderConfiguration.getDefault();
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90 config.setInlineInvokePlugin(new InlineInvokePlugin() {
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91 public boolean shouldInlineInvoke(ResolvedJavaMethod method, int depth) {
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92 return GraalOptions.InlineDuringParsing.getValue() && method.getCode().length <= GraalOptions.TrivialInliningSize.getValue() &&
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93 depth < GraalOptions.InlineDuringParsingMaxDepth.getValue();
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94 }
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95 });
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96 suite.appendPhase(new GraphBuilderPhase(config));
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97 return suite;
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98 }
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99
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100 /**
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101 * Modifies the {@link GraphBuilderConfiguration} to build extra
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102 * {@linkplain DebugInfoMode#Simple debug info} if the VM
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103 * {@linkplain CompilerToVM#shouldDebugNonSafepoints() requests} it.
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104 *
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105 * @param gbs the current graph builder suite
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106 * @return a possibly modified graph builder suite
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107 */
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108 public static PhaseSuite<HighTierContext> withSimpleDebugInfoIfRequested(PhaseSuite<HighTierContext> gbs) {
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109 if (HotSpotGraalRuntime.runtime().getCompilerToVM().shouldDebugNonSafepoints()) {
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110 PhaseSuite<HighTierContext> newGbs = gbs.copy();
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111 GraphBuilderPhase graphBuilderPhase = (GraphBuilderPhase) newGbs.findPhase(GraphBuilderPhase.class).previous();
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112 GraphBuilderConfiguration graphBuilderConfig = graphBuilderPhase.getGraphBuilderConfig();
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113 GraphBuilderPhase newGraphBuilderPhase = new GraphBuilderPhase(graphBuilderConfig.withDebugInfoMode(DebugInfoMode.Simple));
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114 newGbs.findPhase(GraphBuilderPhase.class).set(newGraphBuilderPhase);
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115 return newGbs;
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116 }
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117 return gbs;
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118 }
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119
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120 }