Mercurial > hg > truffle

annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/extended/LocationNode.java @ 7827:961ad124cb21

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Convert indexScalingEnabled boolean into an indexScaling integer value. This change removed the dependency on TargetDescription in large parts of the system.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 19 Feb 2013 19:56:44 -0800
parents 5e3d1a68664e
children c6d003891de0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1 /*
4183
9e0c1b4cfef5 Move all isXxx and asXxx out of CiValue and into their own util class.
Christian Wimmer <Christian.Wimmer@Oracle.com>
parents: 3733
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
5507
dc71b06d09f8 Moving classes from cri.ri to api.meta.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5504
diff changeset
25 import com.oracle.graal.api.meta.*;
5060
4ed4295ce15f Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5059
diff changeset
26 import com.oracle.graal.graph.*;
4ed4295ce15f Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5059
diff changeset
27 import com.oracle.graal.graph.Node.ValueNumberable;
4ed4295ce15f Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5059
diff changeset
28 import com.oracle.graal.nodes.calc.*;
4ed4295ce15f Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5059
diff changeset
29 import com.oracle.graal.nodes.spi.*;
4ed4295ce15f Update import statements.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5059
diff changeset
30 import com.oracle.graal.nodes.type.*;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
31
5465
215981c9fd77 added javadoc
Doug Simon <doug.simon@oracle.com>
parents: 5443
diff changeset
32 /**
7827
961ad124cb21 Convert indexScalingEnabled boolean into an indexScaling integer value. This change removed the dependency on TargetDescription in large parts of the system.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
33 * A location for a memory access in terms of the kind of value accessed and how to access it. The
961ad124cb21 Convert indexScalingEnabled boolean into an indexScaling integer value. This change removed the dependency on TargetDescription in large parts of the system.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
34 * base version can represent addresses of the form [base + disp] where base is a node and disp is a
961ad124cb21 Convert indexScalingEnabled boolean into an indexScaling integer value. This change removed the dependency on TargetDescription in large parts of the system.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
35 * constant.
5465
215981c9fd77 added javadoc
Doug Simon <doug.simon@oracle.com>
parents: 5443
diff changeset
36 */
5814
d241f8b2e6f9 Adapt the coloring filter for binary dumped graphs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5540
diff changeset
37 @NodeInfo(nameTemplate = "Loc {p#locationIdentity/s}")
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
38 public class LocationNode extends FloatingNode implements LIRLowerable, ValueNumberable {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
39
5299
0ebd9cfdc11f removed @Data annotation
Lukas Stadler <lukas.stadler@jku.at>
parents: 5167
diff changeset
40 private int displacement;
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
41 private Kind valueKind;
5299
0ebd9cfdc11f removed @Data annotation
Lukas Stadler <lukas.stadler@jku.at>
parents: 5167
diff changeset
42 private Object locationIdentity;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
43
5823
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
44 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 5823
diff changeset
45 * Denotes any location. A write to such a location kills all values in a memory map during an
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 5823
diff changeset
46 * analysis of memory accesses in a graph.
5823
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
47 */
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
48 public static final Object ANY_LOCATION = new Object() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 5823
diff changeset
49
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
50 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
51 public String toString() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
52 return "ANY_LOCATION";
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
53 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
54 };
5823
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
55
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
56 /**
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
57 * Denotes the location of a value that is guaranteed to be final.
f238fe91dc7f partial (non XIR) support for inlining virtual dispatch at call sites - still needs fixing
Doug Simon <doug.simon@oracle.com>
parents: 5814
diff changeset
58 */
5167
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
59 public static final Object FINAL_LOCATION = new Object() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 5823
diff changeset
60
5167
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
61 @Override
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
62 public String toString() {
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
63 return "FINAL_LOCATION";
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
64 }
591f8231aa82 removed XIR & LIR code for nodes that are completely lowered in HotspotRuntime.lower()
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
65 };
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
66
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
67 public static Object getArrayLocation(Kind elementKind) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
68 return elementKind;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
69 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
70
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
71 public int displacement() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
72 return displacement;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
73 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
74
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
75 public static LocationNode create(Object identity, Kind kind, int displacement, Graph graph) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
76 return graph.unique(new LocationNode(identity, kind, displacement));
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
77 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
78
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
79 protected LocationNode(Object identity, Kind kind, int displacement) {
5443
141817e206d4 changes to the dependencies and stamp system:
Lukas Stadler <lukas.stadler@jku.at>
parents: 5299
diff changeset
80 super(StampFactory.extension());
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
81 assert kind != Kind.Illegal && kind != Kind.Void;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
82 this.displacement = displacement;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
83 this.valueKind = kind;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
84 this.locationIdentity = identity;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
85 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
86
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5507
diff changeset
87 public Kind getValueKind() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
88 return valueKind;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
89 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
90
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
91 public Object locationIdentity() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
92 return locationIdentity;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
93 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
94
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
95 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
96 public void generate(LIRGeneratorTool generator) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
97 // nothing to do...
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
98 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
99 }