Mercurial > hg > truffle
annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/WriteNode.java @ 10090:ae6f0c381087
split MemoryCheckpoint interface into Single and Multi
author | Lukas Stadler <lukas.stadler@jku.at> |
---|---|
date | Wed, 19 Jun 2013 16:42:56 +0200 |
parents | 06e176eff527 |
children | e82c28e94f08 |
rev | line source |
---|---|
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
1 /* |
4314
9ce8594bedaf
Allow CiAddress as Input and Alive operands of LIR instructions.
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents:
4199
diff
changeset
|
2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
4 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
8 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
13 * accompanied this code). |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
14 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
18 * |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
21 * questions. |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
22 */ |
5060
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
23 package com.oracle.graal.nodes.extended; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
24 |
9298
9ee5f3bfa755
Restructure load/store/lea LIR instructions.
Roland Schatz <roland.schatz@oracle.com>
parents:
9203
diff
changeset
|
25 import com.oracle.graal.api.meta.*; |
9ee5f3bfa755
Restructure load/store/lea LIR instructions.
Roland Schatz <roland.schatz@oracle.com>
parents:
9203
diff
changeset
|
26 import com.oracle.graal.graph.*; |
5060
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
27 import com.oracle.graal.nodes.*; |
9545
7931508747f5
Fix parameters of node intrinsics to use more specific Location and LocationIdentity types.
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9526
diff
changeset
|
28 import com.oracle.graal.nodes.extended.LocationNode.Location; |
5060
4ed4295ce15f
Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5059
diff
changeset
|
29 import com.oracle.graal.nodes.spi.*; |
5076
01ffb0fc9aec
propagate stamps while lowering
Lukas Stadler <lukas.stadler@jku.at>
parents:
5061
diff
changeset
|
30 import com.oracle.graal.nodes.type.*; |
9875
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
31 import com.oracle.graal.nodes.virtual.*; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
32 |
5823
f238fe91dc7f
partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents:
5443
diff
changeset
|
33 /** |
f238fe91dc7f
partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents:
5443
diff
changeset
|
34 * Writes a given {@linkplain #value() value} a {@linkplain AccessNode memory location}. |
f238fe91dc7f
partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents:
5443
diff
changeset
|
35 */ |
10090
ae6f0c381087
split MemoryCheckpoint interface into Single and Multi
Lukas Stadler <lukas.stadler@jku.at>
parents:
9982
diff
changeset
|
36 public final class WriteNode extends AccessNode implements StateSplit, LIRLowerable, MemoryCheckpoint.Single, Node.IterableNodeType, Virtualizable { |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
6716
diff
changeset
|
37 |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
38 @Input private ValueNode value; |
5375
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
39 @Input(notDataflow = true) private FrameState stateAfter; |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
40 |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
41 public FrameState stateAfter() { |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
42 return stateAfter; |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
43 } |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
44 |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
45 public void setStateAfter(FrameState x) { |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
46 assert x == null || x.isAlive() : "frame state must be in a graph"; |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
47 updateUsages(stateAfter, x); |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
48 stateAfter = x; |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
49 } |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
50 |
6534
feb579677b58
SnippetTemplate must not depend on CodeCacheProvider (only on MetaAccessProvider). This means that the hasSideEffect flag of a RuntimeCall must be already fixed in the RuntimeCall.Descriptor to avoid a lookup of the actual RuntimeCall using the CodeCacheProvider.
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6521
diff
changeset
|
51 public boolean hasSideEffect() { |
5375
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
52 return true; |
3035b6b881d9
removed stateAfter field from FixedWithNextNode - now only StateSplit implementations have this field
Doug Simon <doug.simon@oracle.com>
parents:
5362
diff
changeset
|
53 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
54 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
55 public ValueNode value() { |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
56 return value; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
57 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
58 |
9850
6e0c6526334b
Add HeapInfo interface for write barriers and compressed oops support
Christos Kotselidis <christos.kotselidis@oracle.com>
parents:
9792
diff
changeset
|
59 public WriteNode(ValueNode object, ValueNode value, ValueNode location, WriteBarrierType barrierType, boolean compress) { |
6e0c6526334b
Add HeapInfo interface for write barriers and compressed oops support
Christos Kotselidis <christos.kotselidis@oracle.com>
parents:
9792
diff
changeset
|
60 super(object, location, StampFactory.forVoid(), barrierType, compress); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
61 this.value = value; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
62 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
63 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
64 @Override |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
65 public void generate(LIRGeneratorTool gen) { |
9298
9ee5f3bfa755
Restructure load/store/lea LIR instructions.
Roland Schatz <roland.schatz@oracle.com>
parents:
9203
diff
changeset
|
66 Value address = location().generateAddress(gen, gen.operand(object())); |
9ee5f3bfa755
Restructure load/store/lea LIR instructions.
Roland Schatz <roland.schatz@oracle.com>
parents:
9203
diff
changeset
|
67 gen.emitStore(location().getValueKind(), address, gen.operand(value()), this); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
68 } |
6290
01d274503562
canonicalize reads and writes on null objects to deopts
Lukas Stadler <lukas.stadler@jku.at>
parents:
5823
diff
changeset
|
69 |
6406
33dab7b4b006
Add snippet factory methods
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6290
diff
changeset
|
70 @NodeIntrinsic |
9850
6e0c6526334b
Add HeapInfo interface for write barriers and compressed oops support
Christos Kotselidis <christos.kotselidis@oracle.com>
parents:
9792
diff
changeset
|
71 public static native void writeMemory(Object object, Object value, Location location, @ConstantNodeParameter WriteBarrierType barrierType, @ConstantNodeParameter boolean compress); |
7864
b66a826acf4b
add location identity to MemoryCheckpoint and let WriteNode implement MemoryCheckpoint
Lukas Stadler <lukas.stadler@jku.at>
parents:
7861
diff
changeset
|
72 |
b66a826acf4b
add location identity to MemoryCheckpoint and let WriteNode implement MemoryCheckpoint
Lukas Stadler <lukas.stadler@jku.at>
parents:
7861
diff
changeset
|
73 @Override |
10090
ae6f0c381087
split MemoryCheckpoint interface into Single and Multi
Lukas Stadler <lukas.stadler@jku.at>
parents:
9982
diff
changeset
|
74 public LocationIdentity getLocationIdentity() { |
ae6f0c381087
split MemoryCheckpoint interface into Single and Multi
Lukas Stadler <lukas.stadler@jku.at>
parents:
9982
diff
changeset
|
75 return location().getLocationIdentity(); |
7864
b66a826acf4b
add location identity to MemoryCheckpoint and let WriteNode implement MemoryCheckpoint
Lukas Stadler <lukas.stadler@jku.at>
parents:
7861
diff
changeset
|
76 } |
9875
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
77 |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
78 @Override |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
79 public void virtualize(VirtualizerTool tool) { |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
80 if (location() instanceof ConstantLocationNode) { |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
81 ConstantLocationNode constantLocation = (ConstantLocationNode) location(); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
82 State state = tool.getObjectState(object()); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
83 if (state != null && state.getState() == EscapeState.Virtual) { |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
84 VirtualObjectNode virtual = state.getVirtualObject(); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
85 int entryIndex = virtual.entryIndexForOffset(constantLocation.getDisplacement()); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
86 if (entryIndex != -1 && virtual.entryKind(entryIndex) == constantLocation.getValueKind()) { |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
87 tool.setVirtualEntry(state, entryIndex, value()); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
88 tool.delete(); |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
89 } |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
90 } |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
91 } |
2c55e8c4a591
make ReadNode and WriteNode virtualizable
Lukas Stadler <lukas.stadler@jku.at>
parents:
9850
diff
changeset
|
92 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
93 } |