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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotLoweringProvider.java @ 14863:ea712c41c5a2

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merge unsigned compare guards with constant indexes or limits
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Thu, 27 Mar 2014 22:17:54 -0700
parents 17a735726670
children b14cb2d9253d
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1 /*
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2 * Copyright (c) 2011, 2012, 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.api.code.MemoryBarriers.*;
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26 import static com.oracle.graal.api.meta.DeoptimizationAction.*;
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27 import static com.oracle.graal.api.meta.DeoptimizationReason.*;
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28 import static com.oracle.graal.api.meta.LocationIdentity.*;
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29 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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30 import static com.oracle.graal.hotspot.meta.HotSpotForeignCallsProviderImpl.*;
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31 import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*;
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32 import static com.oracle.graal.hotspot.replacements.NewObjectSnippets.*;
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33 import static com.oracle.graal.nodes.java.ArrayLengthNode.*;
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34 import static com.oracle.graal.phases.GraalOptions.*;
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35
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36 import java.util.*;
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37
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38 import com.oracle.graal.api.code.*;
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39 import com.oracle.graal.api.meta.*;
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40 import com.oracle.graal.asm.*;
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41 import com.oracle.graal.graph.*;
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42 import com.oracle.graal.hotspot.*;
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43 import com.oracle.graal.hotspot.debug.*;
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44 import com.oracle.graal.hotspot.nodes.*;
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45 import com.oracle.graal.hotspot.replacements.*;
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46 import com.oracle.graal.java.*;
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47 import com.oracle.graal.nodes.*;
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48 import com.oracle.graal.nodes.HeapAccess.BarrierType;
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49 import com.oracle.graal.nodes.calc.*;
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50 import com.oracle.graal.nodes.debug.*;
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51 import com.oracle.graal.nodes.extended.*;
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52 import com.oracle.graal.nodes.java.*;
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53 import com.oracle.graal.nodes.java.MethodCallTargetNode.InvokeKind;
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54 import com.oracle.graal.nodes.spi.*;
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55 import com.oracle.graal.nodes.type.*;
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56 import com.oracle.graal.nodes.virtual.*;
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57 import com.oracle.graal.replacements.*;
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58
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59 /**
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60 * HotSpot implementation of {@link LoweringProvider}.
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61 */
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62 public class HotSpotLoweringProvider implements LoweringProvider {
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63
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64 protected final HotSpotGraalRuntime runtime;
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65 protected final MetaAccessProvider metaAccess;
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66 protected final ForeignCallsProvider foreignCalls;
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67 protected final HotSpotRegistersProvider registers;
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68
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69 protected CheckCastDynamicSnippets.Templates checkcastDynamicSnippets;
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70 protected InstanceOfSnippets.Templates instanceofSnippets;
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71 protected NewObjectSnippets.Templates newObjectSnippets;
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72 protected MonitorSnippets.Templates monitorSnippets;
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73 protected WriteBarrierSnippets.Templates writeBarrierSnippets;
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74 protected BoxingSnippets.Templates boxingSnippets;
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75 protected LoadExceptionObjectSnippets.Templates exceptionObjectSnippets;
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76 protected UnsafeLoadSnippets.Templates unsafeLoadSnippets;
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77
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78 public HotSpotLoweringProvider(HotSpotGraalRuntime runtime, MetaAccessProvider metaAccess, ForeignCallsProvider foreignCalls, HotSpotRegistersProvider registers) {
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79 this.runtime = runtime;
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80 this.metaAccess = metaAccess;
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81 this.foreignCalls = foreignCalls;
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82 this.registers = registers;
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83 }
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84
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85 public void initialize(HotSpotProviders providers, HotSpotVMConfig config) {
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86 TargetDescription target = providers.getCodeCache().getTarget();
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87 checkcastDynamicSnippets = new CheckCastDynamicSnippets.Templates(providers, target);
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88 instanceofSnippets = new InstanceOfSnippets.Templates(providers, target);
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89 newObjectSnippets = new NewObjectSnippets.Templates(providers, target);
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90 monitorSnippets = new MonitorSnippets.Templates(providers, target, config.useFastLocking);
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91 writeBarrierSnippets = new WriteBarrierSnippets.Templates(providers, target);
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92 boxingSnippets = new BoxingSnippets.Templates(providers, target);
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93 exceptionObjectSnippets = new LoadExceptionObjectSnippets.Templates(providers, target);
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94 unsafeLoadSnippets = new UnsafeLoadSnippets.Templates(providers, target);
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95 providers.getReplacements().registerSnippetTemplateCache(new UnsafeArrayCopySnippets.Templates(providers, target));
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96 }
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97
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98 @Override
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99 public void lower(Node n, LoweringTool tool) {
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100 StructuredGraph graph = (StructuredGraph) n.graph();
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101
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102 if (n instanceof ArrayLengthNode) {
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103 lowerArrayLengthNode((ArrayLengthNode) n, tool);
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104 } else if (n instanceof Invoke) {
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105 lowerInvoke((Invoke) n, tool, graph);
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106 } else if (n instanceof LoadFieldNode) {
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107 lowerLoadFieldNode((LoadFieldNode) n, tool);
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108 } else if (n instanceof StoreFieldNode) {
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109 lowerStoreFieldNode((StoreFieldNode) n, tool);
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110 } else if (n instanceof CompareAndSwapNode) {
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111 lowerCompareAndSwapNode((CompareAndSwapNode) n);
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112 } else if (n instanceof LoadIndexedNode) {
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113 lowerLoadIndexedNode((LoadIndexedNode) n, tool);
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114 } else if (n instanceof StoreIndexedNode) {
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115 lowerStoreIndexedNode((StoreIndexedNode) n, tool);
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116 } else if (n instanceof UnsafeLoadNode) {
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117 lowerUnsafeLoadNode((UnsafeLoadNode) n, tool);
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118 } else if (n instanceof UnsafeStoreNode) {
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119 lowerUnsafeStoreNode((UnsafeStoreNode) n);
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120 } else if (n instanceof LoadHubNode) {
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121 lowerLoadHubNode((LoadHubNode) n);
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122 } else if (n instanceof LoadMethodNode) {
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123 lowerLoadMethodNode((LoadMethodNode) n);
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124 } else if (n instanceof StoreHubNode) {
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125 lowerStoreHubNode((StoreHubNode) n, graph);
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126 } else if (n instanceof CommitAllocationNode) {
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127 lowerCommitAllocationNode((CommitAllocationNode) n, tool);
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128 } else if (n instanceof OSRStartNode) {
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129 lowerOSRStartNode((OSRStartNode) n);
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130 } else if (n instanceof DynamicCounterNode) {
14033
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diff changeset
131 lowerDynamicCounterNode((DynamicCounterNode) n);
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parents: 13578
diff changeset
132 } else if (n instanceof DeferredForeignCallNode) {
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133 lowerDeferredForeignCallNode((DeferredForeignCallNode) n);
12429
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134 } else if (n instanceof CheckCastDynamicNode) {
13505
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parents: 13490
diff changeset
135 checkcastDynamicSnippets.lower((CheckCastDynamicNode) n, tool);
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136 } else if (n instanceof InstanceOfNode) {
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diff changeset
137 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS) {
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138 instanceofSnippets.lower((InstanceOfNode) n, tool);
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139 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
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parents:
diff changeset
140 } else if (n instanceof InstanceOfDynamicNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
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parents:
diff changeset
141 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS) {
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142 instanceofSnippets.lower((InstanceOfDynamicNode) n, tool);
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143 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
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diff changeset
144 } else if (n instanceof NewInstanceNode) {
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parents:
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145 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
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diff changeset
146 newObjectSnippets.lower((NewInstanceNode) n, registers, tool);
12429
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147 }
13578
d8143c431d63 Add DynamicNewInstanceNode and use it to intrinsify Unsafe.allocateInstance
Gilles Duboscq <duboscq@ssw.jku.at>
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148 } else if (n instanceof DynamicNewInstanceNode) {
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parents: 13554
diff changeset
149 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
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diff changeset
150 newObjectSnippets.lower((DynamicNewInstanceNode) n, registers, tool);
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151 }
12429
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152 } else if (n instanceof NewArrayNode) {
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153 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
13505
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154 newObjectSnippets.lower((NewArrayNode) n, registers, tool);
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155 }
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156 } else if (n instanceof DynamicNewArrayNode) {
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diff changeset
157 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
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158 newObjectSnippets.lower((DynamicNewArrayNode) n, registers, tool);
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159 }
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160 } else if (n instanceof MonitorEnterNode) {
13802
3e13ec261278 later lowering of MonitorEnterNode and MonitorExitNode
Lukas Stadler <lukas.stadler@jku.at>
parents: 13654
diff changeset
161 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
13505
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diff changeset
162 monitorSnippets.lower((MonitorEnterNode) n, registers, tool);
12429
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163 }
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diff changeset
164 } else if (n instanceof MonitorExitNode) {
13802
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parents: 13654
diff changeset
165 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
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166 monitorSnippets.lower((MonitorExitNode) n, tool);
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167 }
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168 } else if (n instanceof G1PreWriteBarrier) {
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diff changeset
169 writeBarrierSnippets.lower((G1PreWriteBarrier) n, registers, tool);
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170 } else if (n instanceof G1PostWriteBarrier) {
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diff changeset
171 writeBarrierSnippets.lower((G1PostWriteBarrier) n, registers, tool);
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diff changeset
172 } else if (n instanceof G1ReferentFieldReadBarrier) {
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diff changeset
173 writeBarrierSnippets.lower((G1ReferentFieldReadBarrier) n, registers, tool);
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174 } else if (n instanceof SerialWriteBarrier) {
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diff changeset
175 writeBarrierSnippets.lower((SerialWriteBarrier) n, tool);
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diff changeset
176 } else if (n instanceof SerialArrayRangeWriteBarrier) {
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diff changeset
177 writeBarrierSnippets.lower((SerialArrayRangeWriteBarrier) n, tool);
12429
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diff changeset
178 } else if (n instanceof G1ArrayRangePreWriteBarrier) {
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diff changeset
179 writeBarrierSnippets.lower((G1ArrayRangePreWriteBarrier) n, registers, tool);
12429
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180 } else if (n instanceof G1ArrayRangePostWriteBarrier) {
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diff changeset
181 writeBarrierSnippets.lower((G1ArrayRangePostWriteBarrier) n, registers, tool);
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182 } else if (n instanceof NewMultiArrayNode) {
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diff changeset
183 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
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184 newObjectSnippets.lower((NewMultiArrayNode) n, tool);
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185 }
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186 } else if (n instanceof LoadExceptionObjectNode) {
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diff changeset
187 exceptionObjectSnippets.lower((LoadExceptionObjectNode) n, registers, tool);
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188 } else if (n instanceof IntegerDivNode || n instanceof IntegerRemNode || n instanceof UnsignedDivNode || n instanceof UnsignedRemNode) {
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189 // Nothing to do for division nodes. The HotSpot signal handler catches divisions by
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190 // zero and the MIN_VALUE / -1 cases.
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191 } else if (n instanceof BoxNode) {
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diff changeset
192 boxingSnippets.lower((BoxNode) n, tool);
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193 } else if (n instanceof UnboxNode) {
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194 boxingSnippets.lower((UnboxNode) n, tool);
13125
c65150049959 Allow DeoptimizeNode and UnwindNode to be lowered
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195 } else if (n instanceof DeoptimizeNode || n instanceof UnwindNode) {
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diff changeset
196 /* No lowering, we generate LIR directly for these nodes. */
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197 } else {
14033
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198 throw GraalInternalError.shouldNotReachHere("Node implementing Lowerable not handled: " + n);
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199 }
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200 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
201
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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202 private void lowerArrayLengthNode(ArrayLengthNode arrayLengthNode, LoweringTool tool) {
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203 StructuredGraph graph = arrayLengthNode.graph();
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204 ValueNode array = arrayLengthNode.array();
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205 ReadNode arrayLengthRead = graph.add(new ReadNode(array, ConstantLocationNode.create(ARRAY_LENGTH_LOCATION, Kind.Int, runtime.getConfig().arrayLengthOffset, graph),
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206 StampFactory.positiveInt(), BarrierType.NONE, false));
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207 arrayLengthRead.setGuard(createNullCheck(array, arrayLengthNode, tool));
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208 graph.replaceFixedWithFixed(arrayLengthNode, arrayLengthRead);
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diff changeset
209 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
210
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
211 private void lowerInvoke(Invoke invoke, LoweringTool tool, StructuredGraph graph) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
212 if (invoke.callTarget() instanceof MethodCallTargetNode) {
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213 MethodCallTargetNode callTarget = (MethodCallTargetNode) invoke.callTarget();
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214 NodeInputList<ValueNode> parameters = callTarget.arguments();
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215 ValueNode receiver = parameters.size() <= 0 ? null : parameters.get(0);
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diff changeset
216 GuardingNode receiverNullCheck = null;
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diff changeset
217 if (!callTarget.isStatic() && receiver.stamp() instanceof ObjectStamp && !ObjectStamp.isObjectNonNull(receiver)) {
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diff changeset
218 receiverNullCheck = createNullCheck(receiver, invoke.asNode(), tool);
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diff changeset
219 invoke.setGuard(receiverNullCheck);
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220 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
221 JavaType[] signature = MetaUtil.signatureToTypes(callTarget.targetMethod().getSignature(), callTarget.isStatic() ? null : callTarget.targetMethod().getDeclaringClass());
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diff changeset
222
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
223 LoweredCallTargetNode loweredCallTarget = null;
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diff changeset
224 if (callTarget.invokeKind() == InvokeKind.Virtual && InlineVTableStubs.getValue() && (AlwaysInlineVTableStubs.getValue() || invoke.isPolymorphic())) {
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225
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
226 HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) callTarget.targetMethod();
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diff changeset
227 if (!hsMethod.getDeclaringClass().isInterface()) {
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diff changeset
228 if (hsMethod.isInVirtualMethodTable()) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
229 int vtableEntryOffset = hsMethod.vtableEntryOffset();
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diff changeset
230 assert vtableEntryOffset > 0;
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diff changeset
231 Kind wordKind = runtime.getTarget().wordKind;
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diff changeset
232 FloatingReadNode hub = createReadHub(graph, wordKind, receiver, receiverNullCheck);
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diff changeset
233
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
234 ReadNode metaspaceMethod = createReadVirtualMethod(graph, wordKind, hub, hsMethod);
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235 // We use LocationNode.ANY_LOCATION for the reads that access the
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
236 // compiled code entry as HotSpot does not guarantee they are final
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
237 // values.
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
238 ReadNode compiledEntry = graph.add(new ReadNode(metaspaceMethod, ConstantLocationNode.create(ANY_LOCATION, wordKind, runtime.getConfig().methodCompiledEntryOffset, graph),
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
239 StampFactory.forKind(wordKind), BarrierType.NONE, false));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
240
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
241 loweredCallTarget = graph.add(new HotSpotIndirectCallTargetNode(metaspaceMethod, compiledEntry, parameters, invoke.asNode().stamp(), signature, callTarget.targetMethod(),
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
242 CallingConvention.Type.JavaCall));
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diff changeset
243
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
244 graph.addBeforeFixed(invoke.asNode(), metaspaceMethod);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
245 graph.addAfterFixed(metaspaceMethod, compiledEntry);
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246 }
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247 }
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248 }
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249
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250 if (loweredCallTarget == null) {
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251 loweredCallTarget = graph.add(new HotSpotDirectCallTargetNode(parameters, invoke.asNode().stamp(), signature, callTarget.targetMethod(), CallingConvention.Type.JavaCall,
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252 callTarget.invokeKind()));
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253 }
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254 callTarget.replaceAndDelete(loweredCallTarget);
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255 }
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256 }
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257
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258 private void lowerLoadFieldNode(LoadFieldNode loadField, LoweringTool tool) {
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259 StructuredGraph graph = loadField.graph();
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260 HotSpotResolvedJavaField field = (HotSpotResolvedJavaField) loadField.field();
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261 ValueNode object = loadField.isStatic() ? ConstantNode.forObject(field.getDeclaringClass().mirror(), metaAccess, graph) : loadField.object();
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262 assert loadField.getKind() != Kind.Illegal;
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263 BarrierType barrierType = getFieldLoadBarrierType(field);
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264 ReadNode memoryRead = graph.add(new ReadNode(object, createFieldLocation(graph, field, false), loadField.stamp(), barrierType, (loadField.getKind() == Kind.Object)));
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265 graph.replaceFixedWithFixed(loadField, memoryRead);
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266 memoryRead.setGuard(createNullCheck(object, memoryRead, tool));
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267
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268 if (loadField.isVolatile()) {
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269 MembarNode preMembar = graph.add(new MembarNode(JMM_PRE_VOLATILE_READ));
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270 graph.addBeforeFixed(memoryRead, preMembar);
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271 MembarNode postMembar = graph.add(new MembarNode(JMM_POST_VOLATILE_READ));
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272 graph.addAfterFixed(memoryRead, postMembar);
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273 }
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274 }
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275
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276 private void lowerStoreFieldNode(StoreFieldNode storeField, LoweringTool tool) {
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277 StructuredGraph graph = storeField.graph();
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278 HotSpotResolvedJavaField field = (HotSpotResolvedJavaField) storeField.field();
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279 ValueNode object = storeField.isStatic() ? ConstantNode.forObject(field.getDeclaringClass().mirror(), metaAccess, graph) : storeField.object();
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280 BarrierType barrierType = getFieldStoreBarrierType(storeField);
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281 WriteNode memoryWrite = graph.add(new WriteNode(object, storeField.value(), createFieldLocation(graph, field, false), barrierType, storeField.field().getKind() == Kind.Object));
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282 memoryWrite.setStateAfter(storeField.stateAfter());
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283 graph.replaceFixedWithFixed(storeField, memoryWrite);
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284 memoryWrite.setGuard(createNullCheck(object, memoryWrite, tool));
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285 FixedWithNextNode last = memoryWrite;
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286 FixedWithNextNode first = memoryWrite;
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287
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288 if (storeField.isVolatile()) {
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289 MembarNode preMembar = graph.add(new MembarNode(JMM_PRE_VOLATILE_WRITE));
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290 graph.addBeforeFixed(first, preMembar);
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291 MembarNode postMembar = graph.add(new MembarNode(JMM_POST_VOLATILE_WRITE));
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292 graph.addAfterFixed(last, postMembar);
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293 }
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294 }
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295
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296 private static void lowerCompareAndSwapNode(CompareAndSwapNode cas) {
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297 // Separate out GC barrier semantics
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298 StructuredGraph graph = cas.graph();
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299 LocationNode location = IndexedLocationNode.create(cas.getLocationIdentity(), cas.expected().getKind(), cas.displacement(), cas.offset(), graph, 1);
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300 LoweredCompareAndSwapNode atomicNode = graph.add(new LoweredCompareAndSwapNode(cas.object(), location, cas.expected(), cas.newValue(), getCompareAndSwapBarrier(cas),
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301 cas.expected().getKind() == Kind.Object));
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302 atomicNode.setStateAfter(cas.stateAfter());
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303 graph.replaceFixedWithFixed(cas, atomicNode);
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304 }
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305
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306 private void lowerLoadIndexedNode(LoadIndexedNode loadIndexed, LoweringTool tool) {
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307 StructuredGraph graph = loadIndexed.graph();
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308 Kind elementKind = loadIndexed.elementKind();
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309 LocationNode arrayLocation = createArrayLocation(graph, elementKind, loadIndexed.index(), false);
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310 ReadNode memoryRead = graph.add(new ReadNode(loadIndexed.array(), arrayLocation, loadIndexed.stamp(), BarrierType.NONE, elementKind == Kind.Object));
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311 memoryRead.setGuard(createBoundsCheck(loadIndexed, tool));
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312 graph.replaceFixedWithFixed(loadIndexed, memoryRead);
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313 }
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314
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315 private void lowerStoreIndexedNode(StoreIndexedNode storeIndexed, LoweringTool tool) {
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316 StructuredGraph graph = storeIndexed.graph();
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317 GuardingNode boundsCheck = createBoundsCheck(storeIndexed, tool);
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318 Kind elementKind = storeIndexed.elementKind();
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319 LocationNode arrayLocation = createArrayLocation(graph, elementKind, storeIndexed.index(), false);
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320 ValueNode value = storeIndexed.value();
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diff changeset
321 ValueNode array = storeIndexed.array();
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diff changeset
322
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
323 CheckCastNode checkcastNode = null;
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324 CheckCastDynamicNode checkcastDynamicNode = null;
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diff changeset
325 if (elementKind == Kind.Object && !ObjectStamp.isObjectAlwaysNull(value)) {
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326 // Store check!
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327 ResolvedJavaType arrayType = ObjectStamp.typeOrNull(array);
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328 if (arrayType != null && ObjectStamp.isExactType(array)) {
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329 ResolvedJavaType elementType = arrayType.getComponentType();
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diff changeset
330 if (!MetaUtil.isJavaLangObject(elementType)) {
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331 checkcastNode = graph.add(new CheckCastNode(elementType, value, null, true));
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diff changeset
332 graph.addBeforeFixed(storeIndexed, checkcastNode);
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diff changeset
333 value = checkcastNode;
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diff changeset
334 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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335 } else {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
336 Kind wordKind = runtime.getTarget().wordKind;
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337 FloatingReadNode arrayClass = createReadHub(graph, wordKind, array, boundsCheck);
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338 LocationNode location = ConstantLocationNode.create(FINAL_LOCATION, wordKind, runtime.getConfig().arrayClassElementOffset, graph);
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339 /*
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340 * Anchor the read of the element klass to the cfg, because it is only valid when
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341 * arrayClass is an object class, which might not be the case in other parts of the
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342 * compiled method.
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343 */
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344 FloatingReadNode arrayElementKlass = graph.unique(new FloatingReadNode(arrayClass, location, null, StampFactory.forKind(wordKind), BeginNode.prevBegin(storeIndexed)));
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345 checkcastDynamicNode = graph.add(new CheckCastDynamicNode(arrayElementKlass, value, true));
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346 graph.addBeforeFixed(storeIndexed, checkcastDynamicNode);
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347 value = checkcastDynamicNode;
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348 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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349 }
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350 BarrierType barrierType = getArrayStoreBarrierType(storeIndexed);
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diff changeset
351 WriteNode memoryWrite = graph.add(new WriteNode(array, value, arrayLocation, barrierType, elementKind == Kind.Object));
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352 memoryWrite.setGuard(boundsCheck);
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diff changeset
353 memoryWrite.setStateAfter(storeIndexed.stateAfter());
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diff changeset
354 graph.replaceFixedWithFixed(storeIndexed, memoryWrite);
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diff changeset
355
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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356 // Lower the associated checkcast node.
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diff changeset
357 if (checkcastNode != null) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
358 checkcastNode.lower(tool);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
359 } else if (checkcastDynamicNode != null) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
360 checkcastDynamicSnippets.lower(checkcastDynamicNode, tool);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
361 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
362 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
363
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
364 private void lowerUnsafeLoadNode(UnsafeLoadNode load, LoweringTool tool) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
365 StructuredGraph graph = load.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
366 if (load.getGuardingCondition() != null) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
367 boolean compressible = (!load.object().isNullConstant() && load.accessKind() == Kind.Object);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
368 ConditionAnchorNode valueAnchorNode = graph.add(new ConditionAnchorNode(load.getGuardingCondition()));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
369 LocationNode location = createLocation(load);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
370 ReadNode memoryRead = graph.add(new ReadNode(load.object(), location, load.stamp(), valueAnchorNode, BarrierType.NONE, compressible));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
371 load.replaceAtUsages(memoryRead);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
372 graph.replaceFixedWithFixed(load, valueAnchorNode);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
373 graph.addAfterFixed(valueAnchorNode, memoryRead);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
374 } else if (graph.getGuardsStage().ordinal() > StructuredGraph.GuardsStage.FLOATING_GUARDS.ordinal()) {
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
375 assert load.getKind() != Kind.Illegal;
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
376 boolean compressible = (!load.object().isNullConstant() && load.accessKind() == Kind.Object);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
377 if (addReadBarrier(load)) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
378 unsafeLoadSnippets.lower(load, tool);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
379 } else {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
380 LocationNode location = createLocation(load);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
381 ReadNode memoryRead = graph.add(new ReadNode(load.object(), location, load.stamp(), BarrierType.NONE, compressible));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
382 // An unsafe read must not float outside its block otherwise
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
383 // it may float above an explicit null check on its object.
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
384 memoryRead.setGuard(AbstractBeginNode.prevBegin(load));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
385 graph.replaceFixedWithFixed(load, memoryRead);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
386 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
387 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
388 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
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diff changeset
389
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
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diff changeset
390 private static void lowerUnsafeStoreNode(UnsafeStoreNode store) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
391 StructuredGraph graph = store.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
392 LocationNode location = createLocation(store);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
393 ValueNode object = store.object();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
394 BarrierType barrierType = getUnsafeStoreBarrierType(store);
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
395 WriteNode write = graph.add(new WriteNode(object, store.value(), location, barrierType, store.value().getKind() == Kind.Object));
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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diff changeset
396 write.setStateAfter(store.stateAfter());
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
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parents: 14019
diff changeset
397 graph.replaceFixedWithFixed(store, write);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
398 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
399
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
400 private void lowerLoadHubNode(LoadHubNode loadHub) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
401 StructuredGraph graph = loadHub.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
402 if (graph.getGuardsStage().ordinal() >= StructuredGraph.GuardsStage.FIXED_DEOPTS.ordinal()) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
403 Kind wordKind = runtime.getTarget().wordKind;
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
404 assert loadHub.getKind() == wordKind;
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
405 ValueNode object = loadHub.object();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
406 GuardingNode guard = loadHub.getGuard();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
407 FloatingReadNode hub = createReadHub(graph, wordKind, object, guard);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
408 graph.replaceFloating(loadHub, hub);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
409 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
410 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
411
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
412 private void lowerLoadMethodNode(LoadMethodNode loadMethodNode) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
413 StructuredGraph graph = loadMethodNode.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
414 ResolvedJavaMethod method = loadMethodNode.getMethod();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
415 ReadNode metaspaceMethod = createReadVirtualMethod(graph, runtime.getTarget().wordKind, loadMethodNode.getHub(), method);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
416 graph.replaceFixed(loadMethodNode, metaspaceMethod);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
417 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
418
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
419 private void lowerStoreHubNode(StoreHubNode storeHub, StructuredGraph graph) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
420 WriteNode hub = createWriteHub(graph, runtime.getTarget().wordKind, storeHub.getObject(), storeHub.getValue());
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
421 graph.replaceFixed(storeHub, hub);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
422 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
423
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
424 private void lowerCommitAllocationNode(CommitAllocationNode commit, LoweringTool tool) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
425 StructuredGraph graph = commit.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
426 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
427 ValueNode[] allocations = new ValueNode[commit.getVirtualObjects().size()];
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
428 BitSet omittedValues = new BitSet();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
429 int valuePos = 0;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
430 for (int objIndex = 0; objIndex < commit.getVirtualObjects().size(); objIndex++) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
431 VirtualObjectNode virtual = commit.getVirtualObjects().get(objIndex);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
432 int entryCount = virtual.entryCount();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
433 FixedWithNextNode newObject;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
434 if (virtual instanceof VirtualInstanceNode) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
435 newObject = graph.add(new NewInstanceNode(virtual.type(), true));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
436 } else {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
437 newObject = graph.add(new NewArrayNode(((VirtualArrayNode) virtual).componentType(), ConstantNode.forInt(entryCount, graph), true));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
438 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
439 graph.addBeforeFixed(commit, newObject);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
440 allocations[objIndex] = newObject;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
441 for (int i = 0; i < entryCount; i++) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
442 ValueNode value = commit.getValues().get(valuePos);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
443 if (value instanceof VirtualObjectNode) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
444 value = allocations[commit.getVirtualObjects().indexOf(value)];
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
445 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
446 if (value == null) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
447 omittedValues.set(valuePos);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
448 } else if (!(value.isConstant() && value.asConstant().isDefaultForKind())) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
449 // Constant.illegal is always the defaultForKind, so it is skipped
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
450 Kind valueKind = value.getKind();
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
451 Kind entryKind = virtual.entryKind(i);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
452
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
453 // Truffle requires some leniency in terms of what can be put where:
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
454 Kind accessKind = valueKind.getStackKind() == entryKind.getStackKind() ? entryKind : valueKind;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
455 assert valueKind.getStackKind() == entryKind.getStackKind() ||
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
456 (valueKind == Kind.Long || valueKind == Kind.Double || (valueKind == Kind.Int && virtual instanceof VirtualArrayNode));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
457 ConstantLocationNode location;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
458 BarrierType barrierType;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
459 if (virtual instanceof VirtualInstanceNode) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
460 ResolvedJavaField field = ((VirtualInstanceNode) virtual).field(i);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
461 location = ConstantLocationNode.create(INIT_LOCATION, accessKind, ((HotSpotResolvedJavaField) field).offset(), graph);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
462 barrierType = (entryKind == Kind.Object && !useDeferredInitBarriers()) ? BarrierType.IMPRECISE : BarrierType.NONE;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
463 } else {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
464 location = ConstantLocationNode.create(INIT_LOCATION, accessKind, getArrayBaseOffset(entryKind) + i * getScalingFactor(entryKind), graph);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
465 barrierType = (entryKind == Kind.Object && !useDeferredInitBarriers()) ? BarrierType.PRECISE : BarrierType.NONE;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
466 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
467 WriteNode write = new WriteNode(newObject, value, location, barrierType, entryKind == Kind.Object);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
468 graph.addAfterFixed(newObject, graph.add(write));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
469 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
470 valuePos++;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
471
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
472 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
473 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
474 valuePos = 0;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
475
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
476 for (int objIndex = 0; objIndex < commit.getVirtualObjects().size(); objIndex++) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
477 VirtualObjectNode virtual = commit.getVirtualObjects().get(objIndex);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
478 int entryCount = virtual.entryCount();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
479 ValueNode newObject = allocations[objIndex];
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
480 for (int i = 0; i < entryCount; i++) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
481 if (omittedValues.get(valuePos)) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
482 ValueNode value = commit.getValues().get(valuePos);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
483 assert value instanceof VirtualObjectNode;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
484 ValueNode allocValue = allocations[commit.getVirtualObjects().indexOf(value)];
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
485 if (!(allocValue.isConstant() && allocValue.asConstant().isDefaultForKind())) {
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
486 assert virtual.entryKind(i) == Kind.Object && allocValue.getKind() == Kind.Object;
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
487 WriteNode write;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
488 if (virtual instanceof VirtualInstanceNode) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
489 VirtualInstanceNode virtualInstance = (VirtualInstanceNode) virtual;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
490 write = new WriteNode(newObject, allocValue, createFieldLocation(graph, (HotSpotResolvedJavaField) virtualInstance.field(i), true), BarrierType.IMPRECISE, true);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
491 } else {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
492 write = new WriteNode(newObject, allocValue, createArrayLocation(graph, virtual.entryKind(i), ConstantNode.forInt(i, graph), true), BarrierType.PRECISE, true);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
493 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
494 graph.addBeforeFixed(commit, graph.add(write));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
495 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
496 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
497 valuePos++;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
498 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
499 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
500
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
501 finishAllocatedObjects(tool, commit, allocations);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
502 graph.removeFixed(commit);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
503 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
504 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
505
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
506 private void lowerOSRStartNode(OSRStartNode osrStart) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
507 StructuredGraph graph = osrStart.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
508 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
509 StartNode newStart = graph.add(new StartNode());
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
510 ParameterNode buffer = graph.unique(new ParameterNode(0, StampFactory.forKind(runtime.getTarget().wordKind)));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
511 ForeignCallNode migrationEnd = graph.add(new ForeignCallNode(foreignCalls, OSR_MIGRATION_END, buffer));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
512 migrationEnd.setStateAfter(osrStart.stateAfter());
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
513
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
514 newStart.setNext(migrationEnd);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
515 FixedNode next = osrStart.next();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
516 osrStart.setNext(null);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
517 migrationEnd.setNext(next);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
518 graph.setStart(newStart);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
519
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
520 // mirroring the calculations in c1_GraphBuilder.cpp (setup_osr_entry_block)
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
521 int localsOffset = (graph.method().getMaxLocals() - 1) * 8;
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
522 for (OSRLocalNode osrLocal : graph.getNodes(OSRLocalNode.class)) {
14817
80147dac0d6e LIRFrameStateBuilder added
Niclas Adlertz <niclas.adlertz@oracle.com>
parents: 14792
diff changeset
523 int size = HIRFrameStateBuilder.stackSlots(osrLocal.getKind());
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
524 int offset = localsOffset - (osrLocal.index() + size - 1) * 8;
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
525 IndexedLocationNode location = IndexedLocationNode.create(ANY_LOCATION, osrLocal.getKind(), offset, ConstantNode.forLong(0, graph), graph, 1);
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
526 ReadNode load = graph.add(new ReadNode(buffer, location, osrLocal.stamp(), BarrierType.NONE, false));
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
527 osrLocal.replaceAndDelete(load);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
528 graph.addBeforeFixed(migrationEnd, load);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
529 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
530 osrStart.replaceAtUsages(newStart);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
531 osrStart.safeDelete();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
532 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
533 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
534
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
535 private void lowerDynamicCounterNode(DynamicCounterNode n) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
536 StructuredGraph graph = n.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
537 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.AFTER_FSA) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
538 BenchmarkCounters.lower(n, registers, runtime.getConfig(), runtime.getTarget().wordKind);
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
539 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
540 }
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
541
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
542 private void lowerDeferredForeignCallNode(DeferredForeignCallNode deferred) {
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
543 StructuredGraph graph = deferred.graph();
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
544 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FLOATING_GUARDS) {
14045
7b5269608cb3 put tighter types on some builtin operations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14035
diff changeset
545 ForeignCallNode foreignCallNode = graph.add(new ForeignCallNode(foreignCalls, deferred.getDescriptor(), deferred.stamp(), deferred.getArguments()));
14033
9d62cf8aa990 refactored com.oracle.graal.hotspot.meta.HotSpotLoweringProvider.lower(Node, LoweringTool) into smaller methods
twisti
parents: 14019
diff changeset
546 graph.replaceFixedWithFixed(deferred, foreignCallNode);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
547 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
548 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
549
13549
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
550 protected static void finishAllocatedObjects(LoweringTool tool, CommitAllocationNode commit, ValueNode[] allocations) {
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
551 StructuredGraph graph = commit.graph();
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
552 for (int objIndex = 0; objIndex < commit.getVirtualObjects().size(); objIndex++) {
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
553 FixedValueAnchorNode anchor = graph.add(new FixedValueAnchorNode(allocations[objIndex]));
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
554 allocations[objIndex] = anchor;
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
555 graph.addBeforeFixed(commit, anchor);
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
556 }
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
557 for (int objIndex = 0; objIndex < commit.getVirtualObjects().size(); objIndex++) {
13554
83fd2094ff66 rework of monitorenter/exit (use MonitorIdNode)
Lukas Stadler <lukas.stadler@jku.at>
parents: 13549
diff changeset
558 for (MonitorIdNode monitorId : commit.getLocks(objIndex)) {
83fd2094ff66 rework of monitorenter/exit (use MonitorIdNode)
Lukas Stadler <lukas.stadler@jku.at>
parents: 13549
diff changeset
559 MonitorEnterNode enter = graph.add(new MonitorEnterNode(allocations[objIndex], monitorId));
13549
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
560 graph.addBeforeFixed(commit, enter);
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
561 enter.lower(tool);
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
562 }
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
563 }
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
564 for (Node usage : commit.usages().snapshot()) {
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
565 AllocatedObjectNode addObject = (AllocatedObjectNode) usage;
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
566 int index = commit.getVirtualObjects().indexOf(addObject.getVirtualObject());
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
567 graph.replaceFloating(addObject, allocations[index]);
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
568 }
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
569 }
f8e8f3c499c1 refactor CommitAllocationNode lowering in HotSpotLoweringProvider
Lukas Stadler <lukas.stadler@jku.at>
parents: 13505
diff changeset
570
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
571 private static LocationNode createLocation(UnsafeAccessNode access) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
572 ValueNode offset = access.offset();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
573 if (offset.isConstant()) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
574 long offsetValue = offset.asConstant().asLong();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
575 return ConstantLocationNode.create(access.getLocationIdentity(), access.accessKind(), offsetValue, access.graph());
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
576 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
577
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
578 long displacement = 0;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
579 int indexScaling = 1;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
580 if (offset instanceof IntegerAddNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
581 IntegerAddNode integerAddNode = (IntegerAddNode) offset;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
582 if (integerAddNode.y() instanceof ConstantNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
583 displacement = integerAddNode.y().asConstant().asLong();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
584 offset = integerAddNode.x();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
585 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
586 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
587
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
588 if (offset instanceof LeftShiftNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
589 LeftShiftNode leftShiftNode = (LeftShiftNode) offset;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
590 if (leftShiftNode.y() instanceof ConstantNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
591 long shift = leftShiftNode.y().asConstant().asLong();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
592 if (shift >= 1 && shift <= 3) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
593 if (shift == 1) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
594 indexScaling = 2;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
595 } else if (shift == 2) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
596 indexScaling = 4;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
597 } else {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
598 indexScaling = 8;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
599 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
600 offset = leftShiftNode.x();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
601 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
602 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
603 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
604
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
605 return IndexedLocationNode.create(access.getLocationIdentity(), access.accessKind(), displacement, offset, access.graph(), indexScaling);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
606 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
607
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
608 private static boolean addReadBarrier(UnsafeLoadNode load) {
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
609 if (useG1GC() && load.graph().getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS && load.object().getKind() == Kind.Object && load.accessKind() == Kind.Object &&
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
610 !ObjectStamp.isObjectAlwaysNull(load.object())) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
611 ResolvedJavaType type = ObjectStamp.typeOrNull(load.object());
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
612 if (type != null && !type.isArray()) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
613 return true;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
614 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
615 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
616 return false;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
617 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
618
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
619 private static ReadNode createReadVirtualMethod(StructuredGraph graph, Kind wordKind, ValueNode hub, ResolvedJavaMethod method) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
620 HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) method;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
621 assert !hsMethod.getDeclaringClass().isInterface();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
622 assert hsMethod.isInVirtualMethodTable();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
623
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
624 int vtableEntryOffset = hsMethod.vtableEntryOffset();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
625 assert vtableEntryOffset > 0;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
626 // We use LocationNode.ANY_LOCATION for the reads that access the vtable
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
627 // entry as HotSpot does not guarantee that this is a final value.
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
628 ReadNode metaspaceMethod = graph.add(new ReadNode(hub, ConstantLocationNode.create(ANY_LOCATION, wordKind, vtableEntryOffset, graph), StampFactory.forKind(wordKind), BarrierType.NONE, false));
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
629 return metaspaceMethod;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
630 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
631
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
632 private FloatingReadNode createReadHub(StructuredGraph graph, Kind wordKind, ValueNode object, GuardingNode guard) {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12430
diff changeset
633 HotSpotVMConfig config = runtime.getConfig();
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
634 LocationNode location = ConstantLocationNode.create(FINAL_LOCATION, wordKind, config.hubOffset, graph);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
635 assert !object.isConstant() || object.asConstant().isNull();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
636 return graph.unique(new FloatingReadNode(object, location, null, StampFactory.forKind(wordKind), guard, BarrierType.NONE, config.useCompressedClassPointers));
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
637 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
638
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
639 private WriteNode createWriteHub(StructuredGraph graph, Kind wordKind, ValueNode object, ValueNode value) {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12430
diff changeset
640 HotSpotVMConfig config = runtime.getConfig();
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
641 LocationNode location = ConstantLocationNode.create(HUB_LOCATION, wordKind, config.hubOffset, graph);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
642 assert !object.isConstant() || object.asConstant().isNull();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
643 return graph.add(new WriteNode(object, value, location, BarrierType.NONE, config.useCompressedClassPointers));
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
644 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
645
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
646 private static BarrierType getFieldLoadBarrierType(HotSpotResolvedJavaField loadField) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
647 BarrierType barrierType = BarrierType.NONE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
648 if (config().useG1GC && loadField.getKind() == Kind.Object && loadField.getDeclaringClass().mirror() == java.lang.ref.Reference.class && loadField.getName().equals("referent")) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
649 barrierType = BarrierType.PRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
650 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
651 return barrierType;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
652 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
653
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
654 private static BarrierType getFieldStoreBarrierType(StoreFieldNode storeField) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
655 BarrierType barrierType = BarrierType.NONE;
12606
86e5fc5ba6bd Reorder commit allocation's node writes to account for deferred barriers
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 12587
diff changeset
656 if (storeField.field().getKind() == Kind.Object) {
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
657 barrierType = BarrierType.IMPRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
658 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
659 return barrierType;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
660 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
661
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
662 private static BarrierType getArrayStoreBarrierType(StoreIndexedNode store) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
663 BarrierType barrierType = BarrierType.NONE;
12606
86e5fc5ba6bd Reorder commit allocation's node writes to account for deferred barriers
Christos Kotselidis <christos.kotselidis@oracle.com>
parents: 12587
diff changeset
664 if (store.elementKind() == Kind.Object) {
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
665 barrierType = BarrierType.PRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
666 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
667 return barrierType;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
668 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
669
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
670 private static BarrierType getUnsafeStoreBarrierType(UnsafeStoreNode store) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
671 BarrierType barrierType = BarrierType.NONE;
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
672 if (store.value().getKind() == Kind.Object) {
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
673 ResolvedJavaType type = ObjectStamp.typeOrNull(store.object());
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
674 if (type != null && !type.isArray()) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
675 barrierType = BarrierType.IMPRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
676 } else {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
677 barrierType = BarrierType.PRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
678 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
679 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
680 return barrierType;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
681 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
682
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
683 private static BarrierType getCompareAndSwapBarrier(CompareAndSwapNode cas) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
684 BarrierType barrierType = BarrierType.NONE;
14633
da2431cc1506 Rename ValueNode kind() to getKind().
Josef Eisl <josef.eisl@jku.at>
parents: 14595
diff changeset
685 if (cas.expected().getKind() == Kind.Object) {
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
686 ResolvedJavaType type = ObjectStamp.typeOrNull(cas.object());
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
687 if (type != null && !type.isArray()) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
688 barrierType = BarrierType.IMPRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
689 } else {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
690 barrierType = BarrierType.PRECISE;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
691 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
692 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
693 return barrierType;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
694 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
695
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
696 protected static ConstantLocationNode createFieldLocation(StructuredGraph graph, HotSpotResolvedJavaField field, boolean initialization) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
697 LocationIdentity loc = initialization ? INIT_LOCATION : field;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
698 return ConstantLocationNode.create(loc, field.getKind(), field.offset(), graph);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
699 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
700
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
701 public int getScalingFactor(Kind kind) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
702 if (useCompressedOops() && kind == Kind.Object) {
14559
883fbd3e06e0 Make size of PlatformKind overridable by VM specific code.
Roland Schatz <roland.schatz@oracle.com>
parents: 14045
diff changeset
703 return this.runtime.getTarget().getSizeInBytes(Kind.Int);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
704 } else {
14559
883fbd3e06e0 Make size of PlatformKind overridable by VM specific code.
Roland Schatz <roland.schatz@oracle.com>
parents: 14045
diff changeset
705 return this.runtime.getTarget().getSizeInBytes(kind);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
706 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
707 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
708
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
709 protected IndexedLocationNode createArrayLocation(Graph graph, Kind elementKind, ValueNode index, boolean initialization) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
710 LocationIdentity loc = initialization ? INIT_LOCATION : NamedLocationIdentity.getArrayLocation(elementKind);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
711 int scale = getScalingFactor(elementKind);
12430
c0e660b07e02 introduced HotSpotRegistersProvider interface
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
712 return IndexedLocationNode.create(loc, elementKind, getArrayBaseOffset(elementKind), index, graph, scale);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
713 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
714
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
715 @Override
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
716 public ValueNode reconstructArrayIndex(LocationNode location) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
717 Kind elementKind = location.getValueKind();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
718 assert location.getLocationIdentity().equals(NamedLocationIdentity.getArrayLocation(elementKind));
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
719
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
720 long base;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
721 ValueNode index;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
722 int scale = getScalingFactor(elementKind);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
723
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
724 if (location instanceof ConstantLocationNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
725 base = ((ConstantLocationNode) location).getDisplacement();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
726 index = null;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
727 } else if (location instanceof IndexedLocationNode) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
728 IndexedLocationNode indexedLocation = (IndexedLocationNode) location;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
729 assert indexedLocation.getIndexScaling() == scale;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
730 base = indexedLocation.getDisplacement();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
731 index = indexedLocation.getIndex();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
732 } else {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
733 throw GraalInternalError.shouldNotReachHere();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
734 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
735
12430
c0e660b07e02 introduced HotSpotRegistersProvider interface
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
736 base -= getArrayBaseOffset(elementKind);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
737 assert base >= 0 && base % scale == 0;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
738
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
739 base /= scale;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
740 assert NumUtil.isInt(base);
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
741
12655
2c4aa758ee18 made ConstantNodes external to a Graph (GRAAL-508)
Doug Simon <doug.simon@oracle.com>
parents: 12626
diff changeset
742 StructuredGraph graph = location.graph();
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
743 if (index == null) {
12655
2c4aa758ee18 made ConstantNodes external to a Graph (GRAAL-508)
Doug Simon <doug.simon@oracle.com>
parents: 12626
diff changeset
744 return ConstantNode.forInt((int) base, graph);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
745 } else {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
746 if (base == 0) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
747 return index;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
748 } else {
12655
2c4aa758ee18 made ConstantNodes external to a Graph (GRAAL-508)
Doug Simon <doug.simon@oracle.com>
parents: 12626
diff changeset
749 return IntegerArithmeticNode.add(graph, ConstantNode.forInt((int) base, graph), index);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
750 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
751 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
752 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
753
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
754 private GuardingNode createBoundsCheck(AccessIndexedNode n, LoweringTool tool) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
755 StructuredGraph g = n.graph();
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
756 ValueNode array = n.array();
12655
2c4aa758ee18 made ConstantNodes external to a Graph (GRAAL-508)
Doug Simon <doug.simon@oracle.com>
parents: 12626
diff changeset
757 ValueNode arrayLength = readArrayLength(n.graph(), array, tool.getConstantReflection());
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
758 if (arrayLength == null) {
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
759 Stamp stamp = StampFactory.positiveInt();
14592
a23ca654a882 fix array length load location identity
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14045
diff changeset
760 ReadNode readArrayLength = g.add(new ReadNode(array, ConstantLocationNode.create(ARRAY_LENGTH_LOCATION, Kind.Int, runtime.getConfig().arrayLengthOffset, g), stamp, BarrierType.NONE, false));
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
761 g.addBeforeFixed(n, readArrayLength);
13632
0f7d6359bdf3 Remove createNullCheckGuard from LoweringTool. Use generic createGuard instead
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
762 readArrayLength.setGuard(createNullCheck(array, readArrayLength, tool));
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
763 arrayLength = readArrayLength;
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
764 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
765
14863
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
766 if (arrayLength.isConstant() && n.index().isConstant()) {
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
767 int l = arrayLength.asConstant().asInt();
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
768 int i = n.index().asConstant().asInt();
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
769 if (i >= 0 && i < l) {
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
770 // unneeded range check
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
771 return null;
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
772 }
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
773 }
ea712c41c5a2 merge unsigned compare guards with constant indexes or limits
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14826
diff changeset
774
13283
17c9afa0bfcb Allow GuardLoweringPhase, FrameStateAssignementPhase and the different lowerings to work with graph at any valid guards stage
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13125
diff changeset
775 return tool.createGuard(n, g.unique(new IntegerBelowThanNode(n.index(), arrayLength)), BoundsCheckException, InvalidateReprofile);
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
776 }
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
777
13632
0f7d6359bdf3 Remove createNullCheckGuard from LoweringTool. Use generic createGuard instead
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
778 private static GuardingNode createNullCheck(ValueNode object, FixedNode before, LoweringTool tool) {
13654
32af063cc29c Don't create null guards for values that are already known to be non-null.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13632
diff changeset
779 if (ObjectStamp.isObjectNonNull(object)) {
32af063cc29c Don't create null guards for values that are already known to be non-null.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13632
diff changeset
780 return null;
32af063cc29c Don't create null guards for values that are already known to be non-null.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13632
diff changeset
781 }
13632
0f7d6359bdf3 Remove createNullCheckGuard from LoweringTool. Use generic createGuard instead
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
782 return tool.createGuard(before, before.graph().unique(new IsNullNode(object)), DeoptimizationReason.NullCheckException, DeoptimizationAction.InvalidateReprofile, true);
0f7d6359bdf3 Remove createNullCheckGuard from LoweringTool. Use generic createGuard instead
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
783 }
0f7d6359bdf3 Remove createNullCheckGuard from LoweringTool. Use generic createGuard instead
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 13614
diff changeset
784
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
785 }