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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/DefaultHotSpotLoweringProvider.java @ 19928:bf342f564500

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GuardsStage: add areDeoptsFixed helper method
author Gilles Duboscq <gilles.m.duboscq@oracle.com>
date Tue, 17 Mar 2015 16:13:54 +0100
parents d8e7f4eaaa8b
children 81d08c81b2a7
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1 /*
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2 * Copyright (c) 2011, 2014, 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.meta.LocationIdentity.*;
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26 import static com.oracle.graal.compiler.common.GraalOptions.*;
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27 import static com.oracle.graal.hotspot.meta.HotSpotForeignCallsProviderImpl.*;
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28 import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*;
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29 import static com.oracle.graal.hotspot.replacements.NewObjectSnippets.*;
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30
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31 import java.lang.ref.*;
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32
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33 import com.oracle.graal.api.code.*;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.compiler.common.*;
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36 import com.oracle.graal.compiler.common.type.*;
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37 import com.oracle.graal.graph.*;
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38 import com.oracle.graal.hotspot.*;
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39 import com.oracle.graal.hotspot.nodes.*;
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40 import com.oracle.graal.hotspot.nodes.type.*;
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41 import com.oracle.graal.hotspot.replacements.*;
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42 import com.oracle.graal.hotspot.replacements.arraycopy.*;
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43 import com.oracle.graal.nodes.*;
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44 import com.oracle.graal.nodes.HeapAccess.BarrierType;
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45 import com.oracle.graal.nodes.calc.*;
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46 import com.oracle.graal.nodes.debug.*;
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47 import com.oracle.graal.nodes.extended.*;
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48 import com.oracle.graal.nodes.java.*;
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49 import com.oracle.graal.nodes.spi.*;
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50 import com.oracle.graal.nodes.type.*;
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51 import com.oracle.graal.replacements.*;
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52 import com.oracle.graal.replacements.nodes.*;
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53
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54 /**
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55 * HotSpot implementation of {@link LoweringProvider}.
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56 */
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57 public class DefaultHotSpotLoweringProvider extends DefaultJavaLoweringProvider implements HotSpotLoweringProvider {
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58
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59 protected final HotSpotGraalRuntimeProvider runtime;
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60 protected final ForeignCallsProvider foreignCalls;
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61 protected final HotSpotRegistersProvider registers;
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62
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63 protected CheckCastDynamicSnippets.Templates checkcastDynamicSnippets;
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64 protected InstanceOfSnippets.Templates instanceofSnippets;
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65 protected NewObjectSnippets.Templates newObjectSnippets;
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66 protected MonitorSnippets.Templates monitorSnippets;
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67 protected WriteBarrierSnippets.Templates writeBarrierSnippets;
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68 protected LoadExceptionObjectSnippets.Templates exceptionObjectSnippets;
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69 protected UnsafeLoadSnippets.Templates unsafeLoadSnippets;
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70 protected AssertionSnippets.Templates assertionSnippets;
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71
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72 public DefaultHotSpotLoweringProvider(HotSpotGraalRuntimeProvider runtime, MetaAccessProvider metaAccess, ForeignCallsProvider foreignCalls, HotSpotRegistersProvider registers,
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73 TargetDescription target) {
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74 super(metaAccess, target);
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75 this.runtime = runtime;
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76 this.foreignCalls = foreignCalls;
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77 this.registers = registers;
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78 }
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79
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80 public void initialize(HotSpotProviders providers, HotSpotVMConfig config) {
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81 super.initialize(providers, providers.getSnippetReflection());
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82
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83 assert target == providers.getCodeCache().getTarget();
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84 checkcastDynamicSnippets = new CheckCastDynamicSnippets.Templates(providers, target);
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85 instanceofSnippets = new InstanceOfSnippets.Templates(providers, target);
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86 newObjectSnippets = new NewObjectSnippets.Templates(providers, target);
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87 monitorSnippets = new MonitorSnippets.Templates(providers, target, config.useFastLocking);
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88 writeBarrierSnippets = new WriteBarrierSnippets.Templates(providers, target, config.useCompressedOops ? config.getOopEncoding() : null);
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89 exceptionObjectSnippets = new LoadExceptionObjectSnippets.Templates(providers, target);
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90 unsafeLoadSnippets = new UnsafeLoadSnippets.Templates(providers, target);
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91 assertionSnippets = new AssertionSnippets.Templates(providers, target);
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92 providers.getReplacements().registerSnippetTemplateCache(new UnsafeArrayCopySnippets.Templates(providers, target));
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93 }
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94
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95 @Override
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96 public void lower(Node n, LoweringTool tool) {
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97 StructuredGraph graph = (StructuredGraph) n.graph();
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98
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99 if (n instanceof Invoke) {
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100 lowerInvoke((Invoke) n, tool, graph);
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101 } else if (n instanceof LoadMethodNode) {
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102 lowerLoadMethodNode((LoadMethodNode) n);
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103 } else if (n instanceof StoreHubNode) {
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104 lowerStoreHubNode((StoreHubNode) n, graph);
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105 } else if (n instanceof OSRStartNode) {
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106 lowerOSRStartNode((OSRStartNode) n);
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107 } else if (n instanceof BytecodeExceptionNode) {
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108 lowerBytecodeExceptionNode((BytecodeExceptionNode) n);
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109 } else if (n instanceof CheckCastDynamicNode) {
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110 checkcastDynamicSnippets.lower((CheckCastDynamicNode) n, tool);
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111 } else if (n instanceof InstanceOfNode) {
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112 if (graph.getGuardsStage().areDeoptsFixed()) {
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113 instanceofSnippets.lower((InstanceOfNode) n, tool);
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114 }
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115 } else if (n instanceof InstanceOfDynamicNode) {
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116 if (graph.getGuardsStage().areDeoptsFixed()) {
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117 instanceofSnippets.lower((InstanceOfDynamicNode) n, tool);
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118 }
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119 } else if (n instanceof ClassIsAssignableFromNode) {
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120 if (graph.getGuardsStage().areDeoptsFixed()) {
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121 instanceofSnippets.lower((ClassIsAssignableFromNode) n, tool);
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122 }
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123 } else if (n instanceof NewInstanceNode) {
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124 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
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125 newObjectSnippets.lower((NewInstanceNode) n, registers, tool);
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126 }
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127 } else if (n instanceof DynamicNewInstanceNode) {
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128 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
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129 newObjectSnippets.lower((DynamicNewInstanceNode) n, registers, tool);
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parents: 16166
diff changeset
130 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
131 } else if (n instanceof NewArrayNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
132 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
18515
8b87897f5b42 introduced HotSpotGraalRuntimeProvder interface
Doug Simon <doug.simon@oracle.com>
parents: 18502
diff changeset
133 newObjectSnippets.lower((NewArrayNode) n, registers, runtime, tool);
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
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parents: 16166
diff changeset
134 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
135 } else if (n instanceof DynamicNewArrayNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
136 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
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parents: 16166
diff changeset
137 newObjectSnippets.lower((DynamicNewArrayNode) n, registers, tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
138 }
18699
08b17b738500 Add hooks for verifying heap from generated code
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18649
diff changeset
139 } else if (n instanceof VerifyHeapNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
140 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
18699
08b17b738500 Add hooks for verifying heap from generated code
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18649
diff changeset
141 newObjectSnippets.lower((VerifyHeapNode) n, registers, runtime, tool);
08b17b738500 Add hooks for verifying heap from generated code
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18649
diff changeset
142 }
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
143 } else if (n instanceof MonitorEnterNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
144 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
145 monitorSnippets.lower((MonitorEnterNode) n, registers, tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
146 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
147 } else if (n instanceof MonitorExitNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
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parents: 18914
diff changeset
148 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
16328
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diff changeset
149 monitorSnippets.lower((MonitorExitNode) n, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
150 }
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parents: 16166
diff changeset
151 } else if (n instanceof G1PreWriteBarrier) {
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
152 writeBarrierSnippets.lower((G1PreWriteBarrier) n, registers, tool);
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parents: 16166
diff changeset
153 } else if (n instanceof G1PostWriteBarrier) {
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
154 writeBarrierSnippets.lower((G1PostWriteBarrier) n, registers, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
155 } else if (n instanceof G1ReferentFieldReadBarrier) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
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parents: 16166
diff changeset
156 writeBarrierSnippets.lower((G1ReferentFieldReadBarrier) n, registers, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
157 } else if (n instanceof SerialWriteBarrier) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
158 writeBarrierSnippets.lower((SerialWriteBarrier) n, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
159 } else if (n instanceof SerialArrayRangeWriteBarrier) {
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parents: 16166
diff changeset
160 writeBarrierSnippets.lower((SerialArrayRangeWriteBarrier) n, tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
161 } else if (n instanceof G1ArrayRangePreWriteBarrier) {
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parents: 16166
diff changeset
162 writeBarrierSnippets.lower((G1ArrayRangePreWriteBarrier) n, registers, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
163 } else if (n instanceof G1ArrayRangePostWriteBarrier) {
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
164 writeBarrierSnippets.lower((G1ArrayRangePostWriteBarrier) n, registers, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
165 } else if (n instanceof NewMultiArrayNode) {
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
166 if (graph.getGuardsStage().areFrameStatesAtDeopts()) {
16328
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parents: 16166
diff changeset
167 newObjectSnippets.lower((NewMultiArrayNode) n, tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
168 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
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parents: 16166
diff changeset
169 } else if (n instanceof LoadExceptionObjectNode) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
170 exceptionObjectSnippets.lower((LoadExceptionObjectNode) n, registers, tool);
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
171 } else if (n instanceof AssertionNode) {
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
172 assertionSnippets.lower((AssertionNode) n, tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
173 } else if (n instanceof IntegerDivNode || n instanceof IntegerRemNode || n instanceof UnsignedDivNode || n instanceof UnsignedRemNode) {
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
174 // Nothing to do for division nodes. The HotSpot signal handler catches divisions by
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
175 // zero and the MIN_VALUE / -1 cases.
17200
56458afc02a3 Use common nodes for integer and floating point arithmetic.
Roland Schatz <roland.schatz@oracle.com>
parents: 17129
diff changeset
176 } else if (n instanceof AbstractDeoptimizeNode || n instanceof UnwindNode || n instanceof RemNode) {
16328
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diff changeset
177 /* No lowering, we generate LIR directly for these nodes. */
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
178 } else if (n instanceof ClassGetHubNode) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
179 lowerClassGetHubNode((ClassGetHubNode) n, tool);
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
180 } else if (n instanceof HubGetClassNode) {
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Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
181 lowerHubGetClassNode((HubGetClassNode) n, tool);
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
182 } else if (n instanceof KlassLayoutHelperNode) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
183 lowerKlassLayoutHelperNode((KlassLayoutHelperNode) n, tool);
16328
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diff changeset
184 } else {
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parents: 16166
diff changeset
185 super.lower(n, tool);
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parents: 16166
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186 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
187 }
14945
b14cb2d9253d Make compression and uncompression explicit in the high level graph.
Roland Schatz <roland.schatz@oracle.com>
parents: 14863
diff changeset
188
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
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parents: 18699
diff changeset
189 private void lowerKlassLayoutHelperNode(KlassLayoutHelperNode n, LoweringTool tool) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
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parents: 18699
diff changeset
190 if (tool.getLoweringStage() == LoweringTool.StandardLoweringStage.HIGH_TIER) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
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parents: 18699
diff changeset
191 return;
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
192 }
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
193 StructuredGraph graph = n.graph();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
194 LocationNode location = graph.unique(new ConstantLocationNode(KLASS_LAYOUT_HELPER_LOCATION, runtime.getConfig().klassLayoutHelperOffset));
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
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parents: 18699
diff changeset
195 assert !n.getHub().isConstant();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
196 graph.replaceFloating(n, graph.unique(new FloatingReadNode(n.getHub(), location, null, n.stamp(), n.getGuard(), BarrierType.NONE)));
18720
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diff changeset
197 }
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parents: 18699
diff changeset
198
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parents: 18699
diff changeset
199 private void lowerHubGetClassNode(HubGetClassNode n, LoweringTool tool) {
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parents: 18699
diff changeset
200 if (tool.getLoweringStage() == LoweringTool.StandardLoweringStage.HIGH_TIER) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
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parents: 18699
diff changeset
201 return;
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
202 }
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
203
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
204 StructuredGraph graph = n.graph();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
205 LocationNode location = graph.unique(new ConstantLocationNode(CLASS_MIRROR_LOCATION, runtime.getConfig().classMirrorOffset));
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
206 assert !n.getHub().isConstant();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
207 FloatingReadNode read = graph.unique(new FloatingReadNode(n.getHub(), location, null, n.stamp(), n.getGuard(), BarrierType.NONE));
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
208 graph.replaceFloating(n, read);
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
209 }
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
210
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
211 private void lowerClassGetHubNode(ClassGetHubNode n, LoweringTool tool) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
212 if (tool.getLoweringStage() == LoweringTool.StandardLoweringStage.HIGH_TIER) {
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
213 return;
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
214 }
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
215
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
216 StructuredGraph graph = n.graph();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
217 LocationNode location = graph.unique(new ConstantLocationNode(CLASS_KLASS_LOCATION, runtime.getConfig().klassOffset));
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
218 assert !n.getValue().isConstant();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
219 FloatingReadNode read = graph.unique(new FloatingReadNode(n.getValue(), location, null, n.stamp(), n.getGuard(), BarrierType.NONE));
18720
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
220 graph.replaceFloating(n, read);
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
221 }
ab9d3ff6829b Pass constant reflection into ConvertNode.convert
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18699
diff changeset
222
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
223 private void lowerInvoke(Invoke invoke, LoweringTool tool, StructuredGraph graph) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
224 if (invoke.callTarget() instanceof MethodCallTargetNode) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
225 MethodCallTargetNode callTarget = (MethodCallTargetNode) invoke.callTarget();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
226 NodeInputList<ValueNode> parameters = callTarget.arguments();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
227 ValueNode receiver = parameters.size() <= 0 ? null : parameters.get(0);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
228 GuardingNode receiverNullCheck = null;
18490
ca81508f2a19 Generalize NULL handling to work on arbitrary pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 18487
diff changeset
229 if (!callTarget.isStatic() && receiver.stamp() instanceof ObjectStamp && !StampTool.isPointerNonNull(receiver)) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
230 receiverNullCheck = createNullCheck(receiver, invoke.asNode(), tool);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
231 invoke.setGuard(receiverNullCheck);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
232 }
16484
27f2ee618883 moved signatureToTypes(Signature signature, JavaType receiverType) from MetaUtil to be a default method in Signature
Doug Simon <doug.simon@oracle.com>
parents: 16330
diff changeset
233 JavaType[] signature = callTarget.targetMethod().getSignature().toParameterTypes(callTarget.isStatic() ? null : callTarget.targetMethod().getDeclaringClass());
16328
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
234
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
235 LoweredCallTargetNode loweredCallTarget = null;
18822
fad37aaed6d2 Add utilities isDirect and isIndirect to InvokeKind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18720
diff changeset
236 if (InlineVTableStubs.getValue() && callTarget.invokeKind().isIndirect() && (AlwaysInlineVTableStubs.getValue() || invoke.isPolymorphic())) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
237 HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) callTarget.targetMethod();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
238 ResolvedJavaType receiverType = invoke.getReceiverType();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
239 if (hsMethod.isInVirtualMethodTable(receiverType)) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
240 Kind wordKind = runtime.getTarget().wordKind;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
241 ValueNode hub = createReadHub(graph, receiver, receiverNullCheck);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
242
18649
d138867d61c4 Remove getValueKind() from LocationNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 18596
diff changeset
243 ReadNode metaspaceMethod = createReadVirtualMethod(graph, hub, hsMethod, receiverType);
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
244 // We use LocationNode.ANY_LOCATION for the reads that access the
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
245 // compiled code entry as HotSpot does not guarantee they are final
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
246 // values.
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
247 int methodCompiledEntryOffset = runtime.getConfig().methodCompiledEntryOffset;
19845
3d0116ec99c5 Create utilities LocationIdentity#isAny, LocationIdentity#isSingle, LocationIdentity#any, LocationIdentity#overlaps.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19725
diff changeset
248 ReadNode compiledEntry = graph.add(new ReadNode(metaspaceMethod, graph.unique(new ConstantLocationNode(any(), methodCompiledEntryOffset)), StampFactory.forKind(wordKind),
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
249 BarrierType.NONE));
16328
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
250
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
251 loweredCallTarget = graph.add(new HotSpotIndirectCallTargetNode(metaspaceMethod, compiledEntry, parameters, invoke.asNode().stamp(), signature, callTarget.targetMethod(),
16565
2b63e51e7789 Move invokeKind into CallTragetNode from its subclasses
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16563
diff changeset
252 CallingConvention.Type.JavaCall, callTarget.invokeKind()));
16328
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Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
253
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
254 graph.addBeforeFixed(invoke.asNode(), metaspaceMethod);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
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diff changeset
255 graph.addAfterFixed(metaspaceMethod, compiledEntry);
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256 }
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257 }
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258
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259 if (loweredCallTarget == null) {
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260 loweredCallTarget = graph.add(new HotSpotDirectCallTargetNode(parameters, invoke.asNode().stamp(), signature, callTarget.targetMethod(), CallingConvention.Type.JavaCall,
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261 callTarget.invokeKind()));
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262 }
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263 callTarget.replaceAndDelete(loweredCallTarget);
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264 }
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265 }
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266
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267 @Override
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268 protected Stamp loadStamp(Stamp stamp, Kind kind, boolean compressible) {
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269 if (kind == Kind.Object && compressible && runtime.getConfig().useCompressedOops) {
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270 return NarrowOopStamp.compressed((ObjectStamp) stamp, runtime.getConfig().getOopEncoding());
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271 }
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272 return super.loadStamp(stamp, kind, compressible);
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273 }
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274
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275 @Override
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276 protected ValueNode implicitLoadConvert(StructuredGraph graph, Kind kind, ValueNode value, boolean compressible) {
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277 if (kind == Kind.Object && compressible && runtime.getConfig().useCompressedOops) {
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278 return CompressionNode.uncompress(value, runtime.getConfig().getOopEncoding());
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279 }
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280 return super.implicitLoadConvert(graph, kind, value, compressible);
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281 }
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282
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283 @Override
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284 protected ValueNode staticFieldBase(StructuredGraph graph, ResolvedJavaField f) {
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285 HotSpotResolvedJavaField field = (HotSpotResolvedJavaField) f;
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286 JavaConstant base = field.getDeclaringClass().getJavaClass();
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e28aa8468d5e converted HotSpotResolvedJavaField to an interface
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287 return ConstantNode.forConstant(base, metaAccess, graph);
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288 }
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289
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290 @Override
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291 protected ValueNode implicitStoreConvert(StructuredGraph graph, Kind kind, ValueNode value, boolean compressible) {
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292 if (kind == Kind.Object && compressible && runtime.getConfig().useCompressedOops) {
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293 return CompressionNode.compress(value, runtime.getConfig().getOopEncoding());
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294 }
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295 return super.implicitStoreConvert(graph, kind, value, compressible);
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296 }
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297
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298 @Override
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299 protected ValueNode createReadArrayComponentHub(StructuredGraph graph, ValueNode arrayHub, FixedNode anchor) {
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300 LocationNode location = graph.unique(new ConstantLocationNode(OBJ_ARRAY_KLASS_ELEMENT_KLASS_LOCATION, runtime.getConfig().arrayClassElementOffset));
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301 /*
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302 * Anchor the read of the element klass to the cfg, because it is only valid when arrayClass
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303 * is an object class, which might not be the case in other parts of the compiled method.
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304 */
18993
480bd3b1adcd Rename BeginNode => AbstractBeginNode.
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305 return graph.unique(new FloatingReadNode(arrayHub, location, null, KlassPointerStamp.klassNonNull(), AbstractBeginNode.prevBegin(anchor)));
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306 }
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
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parents:
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307
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308 @Override
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309 protected void lowerUnsafeLoadNode(UnsafeLoadNode load, LoweringTool tool) {
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310 StructuredGraph graph = load.graph();
18970
edf3a7fdd067 Add utility methods to GuardsStage.
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311 if (load.getGuardingCondition() == null && !graph.getGuardsStage().allowsFloatingGuards() && addReadBarrier(load)) {
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312 unsafeLoadSnippets.lower(load, tool);
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313 } else {
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314 super.lowerUnsafeLoadNode(load, tool);
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315 }
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316 }
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317
18649
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diff changeset
318 private static void lowerLoadMethodNode(LoadMethodNode loadMethodNode) {
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319 StructuredGraph graph = loadMethodNode.graph();
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320 HotSpotResolvedJavaMethod method = (HotSpotResolvedJavaMethod) loadMethodNode.getMethod();
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321 ReadNode metaspaceMethod = createReadVirtualMethod(graph, loadMethodNode.getHub(), method, loadMethodNode.getReceiverType());
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322 graph.replaceFixed(loadMethodNode, metaspaceMethod);
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323 }
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324
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325 private void lowerStoreHubNode(StoreHubNode storeHub, StructuredGraph graph) {
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diff changeset
326 WriteNode hub = createWriteHub(graph, storeHub.getObject(), storeHub.getValue());
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327 graph.replaceFixed(storeHub, hub);
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328 }
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329
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330 @Override
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331 protected BarrierType fieldInitializationBarrier(Kind entryKind) {
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332 return (entryKind == Kind.Object && !runtime.getConfig().useDeferredInitBarriers) ? BarrierType.IMPRECISE : BarrierType.NONE;
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333 }
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334
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335 @Override
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336 protected BarrierType arrayInitializationBarrier(Kind entryKind) {
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diff changeset
337 return (entryKind == Kind.Object && !runtime.getConfig().useDeferredInitBarriers) ? BarrierType.PRECISE : BarrierType.NONE;
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338 }
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339
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340 private void lowerOSRStartNode(OSRStartNode osrStart) {
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341 StructuredGraph graph = osrStart.graph();
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342 if (graph.getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS) {
18845
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diff changeset
343 StartNode newStart = graph.add(new StartNode());
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diff changeset
344 ParameterNode buffer = graph.unique(new ParameterNode(0, StampFactory.forKind(runtime.getTarget().wordKind)));
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diff changeset
345 ForeignCallNode migrationEnd = graph.add(new ForeignCallNode(foreignCalls, OSR_MIGRATION_END, buffer));
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diff changeset
346 migrationEnd.setStateAfter(osrStart.stateAfter());
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347
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348 newStart.setNext(migrationEnd);
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349 FixedNode next = osrStart.next();
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350 osrStart.setNext(null);
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351 migrationEnd.setNext(next);
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diff changeset
352 graph.setStart(newStart);
15437
a3f5b484b6b5 Add implicitLoad/StoreConvert functions to HotSpotLoweringProvider interface.
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diff changeset
353
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354 // mirroring the calculations in c1_GraphBuilder.cpp (setup_osr_entry_block)
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diff changeset
355 int localsOffset = (graph.method().getMaxLocals() - 1) * 8;
19403
61d3cb8e1280 Add generic parameter to NodeClass. Change Graph#getNodes(Class) to Graph#getNodes(NodeClass).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
356 for (OSRLocalNode osrLocal : graph.getNodes(OSRLocalNode.TYPE)) {
18913
51680f58e681 Clean up in Kind class. Introduce Kind#getSlotCount and Kind#needsTwoSlots methods.
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diff changeset
357 int size = osrLocal.getKind().getSlotCount();
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diff changeset
358 int offset = localsOffset - (osrLocal.index() + size - 1) * 8;
19845
3d0116ec99c5 Create utilities LocationIdentity#isAny, LocationIdentity#isSingle, LocationIdentity#any, LocationIdentity#overlaps.
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diff changeset
359 IndexedLocationNode location = graph.unique(new IndexedLocationNode(any(), offset, ConstantNode.forLong(0, graph), 1));
18845
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diff changeset
360 ReadNode load = graph.add(new ReadNode(buffer, location, osrLocal.stamp(), BarrierType.NONE));
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diff changeset
361 osrLocal.replaceAndDelete(load);
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362 graph.addBeforeFixed(migrationEnd, load);
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363 }
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364 osrStart.replaceAtUsages(newStart);
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365 osrStart.safeDelete();
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366 }
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367 }
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368
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diff changeset
369 static final class Exceptions {
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370 protected static final ArrayIndexOutOfBoundsException cachedArrayIndexOutOfBoundsException;
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371 protected static final NullPointerException cachedNullPointerException;
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372
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diff changeset
373 static {
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374 cachedArrayIndexOutOfBoundsException = new ArrayIndexOutOfBoundsException();
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diff changeset
375 cachedArrayIndexOutOfBoundsException.setStackTrace(new StackTraceElement[0]);
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376 cachedNullPointerException = new NullPointerException();
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diff changeset
377 cachedNullPointerException.setStackTrace(new StackTraceElement[0]);
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378 }
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379 }
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380
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diff changeset
381 public static final class RuntimeCalls {
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382 public static final ForeignCallDescriptor CREATE_NULL_POINTER_EXCEPTION = new ForeignCallDescriptor("createNullPointerException", NullPointerException.class);
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diff changeset
383 public static final ForeignCallDescriptor CREATE_OUT_OF_BOUNDS_EXCEPTION = new ForeignCallDescriptor("createOutOfBoundsException", ArrayIndexOutOfBoundsException.class, int.class);
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384 }
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diff changeset
385
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
386 private void lowerBytecodeExceptionNode(BytecodeExceptionNode node) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
387 StructuredGraph graph = node.graph();
18970
edf3a7fdd067 Add utility methods to GuardsStage.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18914
diff changeset
388 if (graph.getGuardsStage().allowsFloatingGuards()) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
389 if (OmitHotExceptionStacktrace.getValue()) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
390 Throwable exception;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
391 if (node.getExceptionClass() == NullPointerException.class) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
392 exception = Exceptions.cachedNullPointerException;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
393 } else if (node.getExceptionClass() == ArrayIndexOutOfBoundsException.class) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
394 exception = Exceptions.cachedArrayIndexOutOfBoundsException;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
395 } else {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
396 throw GraalInternalError.shouldNotReachHere();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
397 }
18262
f7d45e2426d4 converted HotSpotObjectConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18232
diff changeset
398 FloatingNode exceptionNode = ConstantNode.forConstant(HotSpotObjectConstantImpl.forObject(exception), metaAccess, graph);
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
399 graph.replaceFixedWithFloating(node, exceptionNode);
16166
d69ede72299a Expose loadStamp method in HotSpotLoweringProvider interface.
Roland Schatz <roland.schatz@oracle.com>
parents: 15889
diff changeset
400
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
401 } else {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
402 ForeignCallDescriptor descriptor;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
403 if (node.getExceptionClass() == NullPointerException.class) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
404 descriptor = RuntimeCalls.CREATE_NULL_POINTER_EXCEPTION;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
405 } else if (node.getExceptionClass() == ArrayIndexOutOfBoundsException.class) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
406 descriptor = RuntimeCalls.CREATE_OUT_OF_BOUNDS_EXCEPTION;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
407 } else {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
408 throw GraalInternalError.shouldNotReachHere();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
409 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
410
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
411 ForeignCallNode foreignCallNode = graph.add(new ForeignCallNode(foreignCalls, descriptor, node.stamp(), node.getArguments()));
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
412 graph.replaceFixedWithFixed(node, foreignCallNode);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
413 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
414 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
415 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
416
18544
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
417 private boolean addReadBarrier(UnsafeLoadNode load) {
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
418 if (runtime.getConfig().useG1GC && load.graph().getGuardsStage() == StructuredGraph.GuardsStage.FIXED_DEOPTS && load.object().getKind() == Kind.Object && load.accessKind() == Kind.Object &&
18490
ca81508f2a19 Generalize NULL handling to work on arbitrary pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 18487
diff changeset
419 !StampTool.isPointerAlwaysNull(load.object())) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
420 ResolvedJavaType type = StampTool.typeOrNull(load.object());
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
421 if (type != null && !type.isArray()) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
422 return true;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
423 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
424 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
425 return false;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
426 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
427
18649
d138867d61c4 Remove getValueKind() from LocationNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 18596
diff changeset
428 private static ReadNode createReadVirtualMethod(StructuredGraph graph, ValueNode hub, HotSpotResolvedJavaMethod method, ResolvedJavaType receiverType) {
d138867d61c4 Remove getValueKind() from LocationNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 18596
diff changeset
429 return createReadVirtualMethod(graph, hub, method.vtableEntryOffset(receiverType));
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
430 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
431
18649
d138867d61c4 Remove getValueKind() from LocationNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 18596
diff changeset
432 private static ReadNode createReadVirtualMethod(StructuredGraph graph, ValueNode hub, int vtableEntryOffset) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
433 assert vtableEntryOffset > 0;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
434 // We use LocationNode.ANY_LOCATION for the reads that access the vtable
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
435 // entry as HotSpot does not guarantee that this is a final value.
18481
f91e40c4bb47 Create separate stamps for Klass* and Method*, and make them hotspot specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 18362
diff changeset
436 Stamp methodStamp = MethodPointerStamp.method();
19845
3d0116ec99c5 Create utilities LocationIdentity#isAny, LocationIdentity#isSingle, LocationIdentity#any, LocationIdentity#overlaps.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19725
diff changeset
437 ReadNode metaspaceMethod = graph.add(new ReadNode(hub, graph.unique(new ConstantLocationNode(any(), vtableEntryOffset)), methodStamp, BarrierType.NONE));
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
438 return metaspaceMethod;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
439 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
440
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
441 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
442 protected ValueNode createReadHub(StructuredGraph graph, ValueNode object, GuardingNode guard) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
443 HotSpotVMConfig config = runtime.getConfig();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
444 LocationNode location = graph.unique(new ConstantLocationNode(HUB_LOCATION, config.hubOffset));
18487
0f4813e0b4a9 Use asConstant() instead of asJavaConstant() where possible.
Roland Schatz <roland.schatz@oracle.com>
parents: 18481
diff changeset
445 assert !object.isConstant() || object.isNullConstant();
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
446
18481
f91e40c4bb47 Create separate stamps for Klass* and Method*, and make them hotspot specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 18362
diff changeset
447 KlassPointerStamp hubStamp = KlassPointerStamp.klassNonNull();
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
448 if (config.useCompressedClassPointers) {
18481
f91e40c4bb47 Create separate stamps for Klass* and Method*, and make them hotspot specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 18362
diff changeset
449 hubStamp = hubStamp.compressed(config.getKlassEncoding());
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
450 }
15437
a3f5b484b6b5 Add implicitLoad/StoreConvert functions to HotSpotLoweringProvider interface.
Roland Schatz <roland.schatz@oracle.com>
parents: 15436
diff changeset
451
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
452 FloatingReadNode memoryRead = graph.unique(new FloatingReadNode(object, location, null, hubStamp, guard, BarrierType.NONE));
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
453 if (config.useCompressedClassPointers) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
454 return CompressionNode.uncompress(memoryRead, config.getKlassEncoding());
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
455 } else {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
456 return memoryRead;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
457 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
458 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
459
18649
d138867d61c4 Remove getValueKind() from LocationNode.
Roland Schatz <roland.schatz@oracle.com>
parents: 18596
diff changeset
460 private WriteNode createWriteHub(StructuredGraph graph, ValueNode object, ValueNode value) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
461 HotSpotVMConfig config = runtime.getConfig();
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
462 LocationNode location = graph.unique(new ConstantLocationNode(HUB_WRITE_LOCATION, config.hubOffset));
18487
0f4813e0b4a9 Use asConstant() instead of asJavaConstant() where possible.
Roland Schatz <roland.schatz@oracle.com>
parents: 18481
diff changeset
463 assert !object.isConstant() || object.isNullConstant();
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
464
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
465 ValueNode writeValue = value;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
466 if (config.useCompressedClassPointers) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
467 writeValue = CompressionNode.compress(value, config.getKlassEncoding());
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
468 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
469
18845
f57d86eb036f removed Node factory methods
Doug Simon <doug.simon@oracle.com>
parents: 18822
diff changeset
470 return graph.add(new WriteNode(object, writeValue, location, BarrierType.NONE));
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
471 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
472
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
473 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
474 protected BarrierType fieldLoadBarrierType(ResolvedJavaField f) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
475 HotSpotResolvedJavaField loadField = (HotSpotResolvedJavaField) f;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
476 BarrierType barrierType = BarrierType.NONE;
18544
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
477 if (runtime.getConfig().useG1GC && loadField.getKind() == Kind.Object && metaAccess.lookupJavaType(Reference.class).equals(loadField.getDeclaringClass()) &&
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
478 loadField.getName().equals("referent")) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
479 barrierType = BarrierType.PRECISE;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
480 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
481 return barrierType;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
482 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
483
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
484 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
485 protected int fieldOffset(ResolvedJavaField f) {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
486 HotSpotResolvedJavaField field = (HotSpotResolvedJavaField) f;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
487 return field.offset();
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
488 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
489
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
490 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
491 public int arrayScalingFactor(Kind kind) {
18544
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
492 if (runtime.getConfig().useCompressedOops && kind == Kind.Object) {
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
493 return this.runtime.getTarget().getSizeInBytes(Kind.Int);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
494 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
495 return super.arrayScalingFactor(kind);
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
496 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
497
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
498 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
499 protected int arrayBaseOffset(Kind kind) {
18515
8b87897f5b42 introduced HotSpotGraalRuntimeProvder interface
Doug Simon <doug.simon@oracle.com>
parents: 18502
diff changeset
500 return runtime.getArrayBaseOffset(kind);
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
501 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
502
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
503 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
504 protected int arrayLengthOffset() {
18544
7bbc9fc1e7f9 removed static accesses to HotSpotGraalRuntime from DefaultHotSpotLoweringProvider
Doug Simon <doug.simon@oracle.com>
parents: 18540
diff changeset
505 return runtime.getConfig().arrayLengthOffset;
16328
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
506 }
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
507
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
508 @Override
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
509 protected LocationIdentity initLocationIdentity() {
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
510 return INIT_LOCATION;
34ac3ddfd5ac [SPARC] fixing findbug warnings
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16166
diff changeset
511 }
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
512 }