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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotLoadFieldPlugin.java @ 21529:de0cf192779c

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removed more dependencies from JVMCI classes to non-JVMCI classes (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Sun, 24 May 2015 11:56:57 +0200
parents 1da7aef31a08
children c1e2fdb5fea3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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19778
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
Doug Simon <doug.simon@oracle.com>
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1 /*
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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4 *
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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5 * This code is free software; you can redistribute it and/or modify it
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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6 * under the terms of the GNU General Public License version 2 only, as
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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7 * published by the Free Software Foundation.
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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8 *
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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12 * version 2 for more details (a copy is included in the LICENSE file that
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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13 * accompanied this code).
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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14 *
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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15 * You should have received a copy of the GNU General Public License version
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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16 * 2 along with this work; if not, write to the Free Software Foundation,
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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18 *
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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20 * or visit www.oracle.com if you need additional information or have any
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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21 * questions.
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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22 */
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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23 package com.oracle.graal.hotspot.meta;
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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24
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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25 import static com.oracle.graal.compiler.common.GraalOptions.*;
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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26
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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27 import com.oracle.graal.api.meta.*;
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28 import com.oracle.graal.graphbuilderconf.*;
21529
de0cf192779c removed more dependencies from JVMCI classes to non-JVMCI classes (JBS:GRAAL-53)
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parents: 21526
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29 import com.oracle.graal.hotspot.jvmci.*;
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09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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30 import com.oracle.graal.nodes.*;
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31
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14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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32 public final class HotSpotLoadFieldPlugin implements LoadFieldPlugin {
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33 private final MetaAccessProvider metaAccess;
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34 private final ConstantReflectionProvider constantReflection;
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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35
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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36 public HotSpotLoadFieldPlugin(MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection) {
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37 this.metaAccess = metaAccess;
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38 this.constantReflection = constantReflection;
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39 }
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40
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14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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41 public boolean apply(GraphBuilderContext b, ValueNode receiver, ResolvedJavaField field) {
21311
710fc7216c56 consolidated ReplacementContext and IntrinsicContext
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parents: 20073
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42 if (!ImmutableCode.getValue() || b.parsingIntrinsic()) {
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43 if (receiver.isConstant()) {
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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44 JavaConstant asJavaConstant = receiver.asJavaConstant();
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14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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45 return tryReadField(b, field, asJavaConstant);
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09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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46 }
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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47 }
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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48 return false;
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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49 }
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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50
19791
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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51 private boolean tryReadField(GraphBuilderContext b, ResolvedJavaField field, JavaConstant receiver) {
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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52 if (ImmutableCode.getValue()) {
21529
de0cf192779c removed more dependencies from JVMCI classes to non-JVMCI classes (JBS:GRAAL-53)
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parents: 21526
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53 HotSpotConstantReflectionProvider.FieldReadEnabledInImmutableCode.set(Boolean.TRUE);
19791
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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54 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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55 try {
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56 return tryConstantFold(b, metaAccess, constantReflection, field, receiver);
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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57 } finally {
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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58 if (ImmutableCode.getValue()) {
21529
de0cf192779c removed more dependencies from JVMCI classes to non-JVMCI classes (JBS:GRAAL-53)
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parents: 21526
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59 HotSpotConstantReflectionProvider.FieldReadEnabledInImmutableCode.set(null);
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14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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60 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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61 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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62 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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63
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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64 public boolean apply(GraphBuilderContext b, ResolvedJavaField staticField) {
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710fc7216c56 consolidated ReplacementContext and IntrinsicContext
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parents: 20073
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65 if (!ImmutableCode.getValue() || b.parsingIntrinsic()) {
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parents: 19778
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66 return tryReadField(b, staticField, null);
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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parents: 19778
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67 }
14e703edb2ab use GraphBuilderPlugins for method substitutions, intrinsics and snippets (GRAAL-982)
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68 return false;
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69 }
09dfba3dbfb2 refactored HotSpot graph builder plugins into top level classes
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70 }