Mercurial > hg > truffle

annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/snippets/ArrayCopyNode.java @ 7540:a77f22f2759d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
remove errorneous assert, fix ArrayCopyNode's "replace local" code
author Lukas Stadler <lukas.stadler@jku.at>
date Wed, 23 Jan 2013 17:40:14 +0100
parents 9e2cbc932853
children 961ad124cb21
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
1 /*
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
4 *
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
7 * published by the Free Software Foundation.
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
8 *
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
13 * accompanied this code).
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
14 *
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
18 *
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
21 * questions.
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
22 */
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
23 package com.oracle.graal.hotspot.snippets;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
24
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
25 import com.oracle.graal.api.meta.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
26 import com.oracle.graal.debug.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
27 import com.oracle.graal.graph.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
28 import com.oracle.graal.graph.Node.IterableNodeType;
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
29 import com.oracle.graal.loop.phases.*;
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
30 import com.oracle.graal.nodes.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
31 import com.oracle.graal.nodes.spi.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
32 import com.oracle.graal.nodes.virtual.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
33 import com.oracle.graal.phases.common.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
34 import com.oracle.graal.snippets.nodes.*;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
35
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
36 public class ArrayCopyNode extends MacroNode implements Virtualizable, IterableNodeType, Lowerable {
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
37
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
38 public ArrayCopyNode(Invoke invoke) {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
39 super(invoke);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
40 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
41
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
42 private ValueNode getSource() {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
43 return arguments.get(0);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
44 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
45
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
46 private ValueNode getSourcePosition() {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
47 return arguments.get(1);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
48 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
49
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
50 private ValueNode getDestination() {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
51 return arguments.get(2);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
52 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
53
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
54 private ValueNode getDestinationPosition() {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
55 return arguments.get(3);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
56 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
57
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
58 private ValueNode getLength() {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
59 return arguments.get(4);
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
60 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
61
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
62 private ResolvedJavaMethod selectSnippet(LoweringTool tool) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
63 ResolvedJavaType srcType = getSource().objectStamp().type();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
64 ResolvedJavaType destType = getDestination().objectStamp().type();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
65
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
66 if (srcType != null && srcType.isArray() && destType != null && destType.isArray()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
67 Kind componentKind = srcType.getComponentType().getKind();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
68 if (componentKind != Kind.Object) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
69 if (srcType.getComponentType() == destType.getComponentType()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
70 return tool.getRuntime().lookupJavaMethod(ArrayCopySnippets.getSnippetForKind(componentKind));
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
71 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
72 } else if (destType.getComponentType().isAssignableFrom(srcType.getComponentType()) && getDestination().objectStamp().isExactType()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
73 return tool.getRuntime().lookupJavaMethod(ArrayCopySnippets.getSnippetForKind(Kind.Object));
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
74 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
75 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
76 return null;
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
77 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
78
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
79 private static void unrollFixedLengthLoop(StructuredGraph snippetGraph, int length, LoweringTool tool) {
7540
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
80 LocalNode lengthLocal = snippetGraph.getLocal(4);
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
81 if (lengthLocal != null) {
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
82 snippetGraph.replaceFloating(lengthLocal, ConstantNode.forInt(length, snippetGraph));
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
83 }
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
84 // the canonicalization before loop unrolling is needed to propagate the length into
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
85 // additions, etc.
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
86 new CanonicalizerPhase(tool.getTarget(), tool.getRuntime(), tool.assumptions()).apply(snippetGraph);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
87 new LoopFullUnrollPhase(tool.getRuntime(), tool.assumptions()).apply(snippetGraph);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
88 new CanonicalizerPhase(tool.getTarget(), tool.getRuntime(), tool.assumptions()).apply(snippetGraph);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
89 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
90
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
91 @Override
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
92 public void lower(LoweringTool tool) {
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
93 ResolvedJavaMethod snippetMethod = selectSnippet(tool);
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
94 if (snippetMethod == null) {
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
95 snippetMethod = tool.getRuntime().lookupJavaMethod(ArrayCopySnippets.increaseGenericCallCounterMethod);
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7511
diff changeset
96 // we will call the generic method. the generic snippet will only increase the counter,
7540
a77f22f2759d remove errorneous assert, fix ArrayCopyNode's "replace local" code
Lukas Stadler <lukas.stadler@jku.at>
parents: 7539
diff changeset
97 // not call the actual method. therefore we create a second invoke here.
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
98 ((StructuredGraph) graph()).addAfterFixed(this, createInvoke());
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
99 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
100 if (Debug.isLogEnabled()) {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
101 Debug.log("%s > Intrinsify (%s)", Debug.currentScope(), snippetMethod.getSignature().getParameterType(0, snippetMethod.getDeclaringClass()).getComponentType());
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
102 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
103
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
104 StructuredGraph snippetGraph = (StructuredGraph) snippetMethod.getCompilerStorage().get(Graph.class);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
105 assert snippetGraph != null : "ArrayCopySnippets should be installed";
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
106 if (getLength().isConstant()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
107 snippetGraph = snippetGraph.copy();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
108 unrollFixedLengthLoop(snippetGraph, getLength().asConstant().asInt(), tool);
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
109 }
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
110 InvokeNode invoke = replaceWithInvoke();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
111 InliningUtil.inline(invoke, snippetGraph, false);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
112 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
113
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
114 private static boolean checkBounds(int position, int length, VirtualObjectNode virtualObject) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
115 return position >= 0 && position + length <= virtualObject.entryCount();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
116 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
117
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
118 private static boolean checkEntryTypes(int srcPos, int length, State srcState, ResolvedJavaType destComponentType) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
119 if (destComponentType.getKind() == Kind.Object) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
120 for (int i = 0; i < length; i++) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
121 if (!destComponentType.isAssignableFrom(srcState.getEntry(srcPos + i).objectStamp().type())) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
122 return false;
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
123 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
124 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
125 }
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
126 return true;
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
127 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
128
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
129 @Override
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
130 public void virtualize(VirtualizerTool tool) {
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
131 if (getSourcePosition().isConstant() && getDestinationPosition().isConstant() && getLength().isConstant()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
132 int srcPos = getSourcePosition().asConstant().asInt();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
133 int destPos = getDestinationPosition().asConstant().asInt();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
134 int length = getLength().asConstant().asInt();
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
135 State srcState = tool.getObjectState(getSource());
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
136 State destState = tool.getObjectState(getDestination());
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
137
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
138 if (srcState != null && srcState.getState() == EscapeState.Virtual && destState != null && destState.getState() == EscapeState.Virtual) {
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
139 VirtualObjectNode srcVirtual = srcState.getVirtualObject();
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
140 VirtualObjectNode destVirtual = destState.getVirtualObject();
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
141 if (length < 0 || !checkBounds(srcPos, length, srcVirtual) || !checkBounds(destPos, length, destVirtual)) {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
142 return;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
143 }
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
144 if (!checkEntryTypes(srcPos, length, srcState, destVirtual.type().getComponentType())) {
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
145 return;
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
146 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
147 for (int i = 0; i < length; i++) {
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
148 tool.setVirtualEntry(destState, destPos + i, srcState.getEntry(srcPos + i));
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
149 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
150 tool.delete();
7538
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
151 if (Debug.isLogEnabled()) {
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
152 Debug.log("virtualized arraycopyf(%s, %d, %s, %d, %d)", getSource(), srcPos, getDestination(), destPos, length);
50793b11b74d ArrayCopyNode: cleanup, unrolling for fixed length arraycopy
Lukas Stadler <lukas.stadler@jku.at>
parents: 7511
diff changeset
153 }
7510
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
154 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
155 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
156 }
225002aba5a5 added new macro node facility, removed ArrayCopyIntrinsificationPhase
Lukas Stadler <lukas.stadler@jku.at>
parents:
diff changeset
157 }