Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.word/src/com/oracle/graal/word/nodes/SnippetLocationNode.java @ 16895:06c15e88d383
added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 18 Aug 2014 14:04:21 +0200 |
parents | cbd42807a31f |
children | f90dcdbbb75e |
rev | line source |
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9524
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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1 /* |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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2 * Copyright (c) 2013, 2013, Oracle and/or its affiliates. All rights reserved. |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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4 * |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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5 * This code is free software; you can redistribute it and/or modify it |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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6 * under the terms of the GNU General Public License version 2 only, as |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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7 * published by the Free Software Foundation. |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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8 * |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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12 * version 2 for more details (a copy is included in the LICENSE file that |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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13 * accompanied this code). |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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14 * |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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15 * You should have received a copy of the GNU General Public License version |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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18 * |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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20 * or visit www.oracle.com if you need additional information or have any |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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21 * questions. |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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22 */ |
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23 package com.oracle.graal.word.nodes; |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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24 |
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added support for the runtime to specify for each foreign call whether it is re-executable and what memory locations it kills
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25 import static com.oracle.graal.api.meta.LocationIdentity.*; |
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26 |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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27 import com.oracle.graal.api.meta.*; |
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28 import com.oracle.graal.api.replacements.*; |
15193
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Spit up and move GraalInternalError.
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29 import com.oracle.graal.compiler.common.*; |
15261
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Move Stamps to graal.compiler.common.
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30 import com.oracle.graal.compiler.common.type.*; |
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31 import com.oracle.graal.graph.*; |
11881
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moved Canonicalizable and Simplifiable to the com.oracle.graal.graph project (GRAAL-506)
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32 import com.oracle.graal.graph.spi.*; |
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Move LIRGeneratorTool to graal.lir (errors).
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33 import com.oracle.graal.lir.gen.*; |
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34 import com.oracle.graal.nodeinfo.*; |
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35 import com.oracle.graal.nodes.*; |
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36 import com.oracle.graal.nodes.extended.*; |
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37 import com.oracle.graal.nodes.spi.*; |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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38 |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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39 /** |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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40 * Location node that can be used inside a snippet without having the elements (including the |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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41 * location identity and kind) as a snippet constant. Can represent locations in the form of [base + |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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42 * index * scale + disp]. When the location is created, all elements (base, index, scale, disp) are |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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43 * nodes. Both scale and disp must eventually canonicalize to {@link ConstantNode constants} so that |
ff8d87eabda8
Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
Christian Wimmer <christian.wimmer@oracle.com>
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44 * this node can be canonicalized to a {@link IndexedLocationNode} or {@link ConstantLocationNode}. |
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45 */ |
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added @NodeInfo annotations to all Node classes
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46 @NodeInfo |
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47 public class SnippetLocationNode extends LocationNode implements Canonicalizable { |
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Refactor the LocationNode class hierarchy to allow a SnippetLocationNode, i.e., a LocationNode that can be used in snippets without requiring the individual components to be constants at the time the snippet is prepared
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48 |
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49 private final SnippetReflectionProvider snippetReflection; |
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50 |
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51 @Input private ValueNode valueKind; |
15001 | 52 @Input(InputType.Association) private ValueNode locationIdentity; |
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53 @Input private ValueNode displacement; |
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54 @Input private ValueNode index; |
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55 @Input private ValueNode indexScaling; |
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56 |
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57 public static SnippetLocationNode create(SnippetReflectionProvider snippetReflection, ValueNode identity, ValueNode kind, ValueNode displacement, ValueNode index, ValueNode indexScaling, |
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58 Graph graph) { |
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59 return graph.unique(SnippetLocationNode.create(snippetReflection, identity, kind, displacement, index, indexScaling)); |
06c15e88d383
added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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60 } |
06c15e88d383
added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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61 |
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added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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62 public static SnippetLocationNode create(SnippetReflectionProvider snippetReflection, ValueNode locationIdentity, ValueNode kind, ValueNode displacement) { |
06c15e88d383
added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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63 return new SnippetLocationNodeGen(snippetReflection, locationIdentity, kind, displacement); |
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Create a LoadFieldNode for a getstatic of a static final field in the graph builder, and rely on the canonicalizer for replacing it with the constant value.
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64 } |
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Create a LoadFieldNode for a getstatic of a static final field in the graph builder, and rely on the canonicalizer for replacing it with the constant value.
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65 |
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66 SnippetLocationNode(@InjectedNodeParameter SnippetReflectionProvider snippetReflection, ValueNode locationIdentity, ValueNode kind, ValueNode displacement) { |
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67 this(snippetReflection, locationIdentity, kind, displacement, null, null); |
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68 } |
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69 |
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70 public static SnippetLocationNode create(SnippetReflectionProvider snippetReflection, ValueNode locationIdentity, ValueNode kind, ValueNode displacement, ValueNode index, ValueNode indexScaling) { |
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71 return new SnippetLocationNodeGen(snippetReflection, locationIdentity, kind, displacement, index, indexScaling); |
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72 } |
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added factory method to all Node classes; replaced Node classes instantiation with calls to factory methods; replaced identity tests on Node classes with ' == <node class>.getGenClass()' idiom
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73 |
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74 SnippetLocationNode(@InjectedNodeParameter SnippetReflectionProvider snippetReflection, ValueNode locationIdentity, ValueNode kind, ValueNode displacement, ValueNode index, ValueNode indexScaling) { |
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75 super(StampFactory.object()); |
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76 this.snippetReflection = snippetReflection; |
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77 this.valueKind = kind; |
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78 this.locationIdentity = locationIdentity; |
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79 this.displacement = displacement; |
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80 this.index = index; |
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81 this.indexScaling = indexScaling; |
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82 } |
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83 |
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84 @Override |
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85 public Kind getValueKind() { |
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86 if (valueKind.isConstant()) { |
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87 return (Kind) snippetReflection.asObject(valueKind.asConstant()); |
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88 } |
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89 throw new GraalInternalError("Cannot access kind yet because it is not constant: " + valueKind); |
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90 } |
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91 |
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92 @Override |
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93 public LocationIdentity getLocationIdentity() { |
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94 if (locationIdentity.isConstant()) { |
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95 return (LocationIdentity) snippetReflection.asObject(locationIdentity.asConstant()); |
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96 } |
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97 // We do not know our actual location identity yet, so be conservative. |
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98 return ANY_LOCATION; |
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99 } |
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100 |
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101 @Override |
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102 public Node canonical(CanonicalizerTool tool) { |
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103 if (valueKind.isConstant() && locationIdentity.isConstant() && displacement.isConstant() && (indexScaling == null || indexScaling.isConstant())) { |
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104 Kind constKind = (Kind) snippetReflection.asObject(valueKind.asConstant()); |
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105 LocationIdentity constLocation = (LocationIdentity) snippetReflection.asObject(locationIdentity.asConstant()); |
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106 long constDisplacement = displacement.asConstant().asLong(); |
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107 int constIndexScaling = indexScaling == null ? 0 : indexScaling.asConstant().asInt(); |
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108 |
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109 if (index == null || constIndexScaling == 0) { |
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110 return ConstantLocationNode.create(constLocation, constKind, constDisplacement, graph()); |
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111 } else if (index.isConstant()) { |
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112 return ConstantLocationNode.create(constLocation, constKind, index.asConstant().asLong() * constIndexScaling + constDisplacement, graph()); |
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113 } else { |
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114 return IndexedLocationNode.create(constLocation, constKind, constDisplacement, index, graph(), constIndexScaling); |
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115 } |
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116 } |
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117 return this; |
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118 } |
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119 |
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120 @Override |
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121 public Value generateAddress(NodeMappableLIRBuilder builder, LIRGeneratorTool gen, Value base) { |
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122 throw new GraalInternalError("locationIdentity must be a constant so that this node can be canonicalized: " + locationIdentity); |
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123 } |
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124 |
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125 @Override |
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126 public IntegerStamp getDisplacementStamp() { |
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127 throw GraalInternalError.shouldNotReachHere(); |
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128 } |
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129 |
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130 @NodeIntrinsic |
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131 public static native Location constantLocation(LocationIdentity identity, Kind kind, long displacement); |
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132 |
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133 @NodeIntrinsic |
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134 public static native Location indexedLocation(LocationIdentity identity, Kind kind, long displacement, int index, int indexScaling); |
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135 } |