Mercurial > hg > truffle

annotate graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64AddressValue.java @ 11780:f517fefa7545

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Refactor write barriers
author Christos Kotselidis <christos.kotselidis@oracle.com>
date Wed, 25 Sep 2013 10:08:14 +0200
parents aaf95ab77bf5
children 6217f601e65d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
1 /*
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
4 *
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
8 *
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
13 * accompanied this code).
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
14 *
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
18 *
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
21 * questions.
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
22 */
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
23 package com.oracle.graal.lir.amd64;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
24
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
25 import static com.oracle.graal.api.code.ValueUtil.*;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
26 import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
27
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
28 import com.oracle.graal.api.code.*;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
29 import com.oracle.graal.api.meta.*;
8167
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
30 import com.oracle.graal.asm.amd64.*;
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
31 import com.oracle.graal.asm.amd64.AMD64Address.Scale;
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
32 import com.oracle.graal.lir.*;
9294
899295127bc4 Get rid of the distinction between UNUSED and ILLEGAL value.
Roland Schatz <roland.schatz@oracle.com>
parents: 9293
diff changeset
33 import com.oracle.graal.lir.LIRInstruction.OperandFlag;
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
34
11404
aaf95ab77bf5 macro node for CompositeValue.get()
Doug Simon <doug.simon@oracle.com>
parents: 9638
diff changeset
35 public final class AMD64AddressValue extends CompositeValue {
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
36
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
37 private static final long serialVersionUID = -4444600052487578694L;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
38
9294
899295127bc4 Get rid of the distinction between UNUSED and ILLEGAL value.
Roland Schatz <roland.schatz@oracle.com>
parents: 9293
diff changeset
39 @Component({REG, OperandFlag.ILLEGAL}) protected AllocatableValue base;
899295127bc4 Get rid of the distinction between UNUSED and ILLEGAL value.
Roland Schatz <roland.schatz@oracle.com>
parents: 9293
diff changeset
40 @Component({REG, OperandFlag.ILLEGAL}) protected AllocatableValue index;
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
41 protected final Scale scale;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
42 protected final int displacement;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
43
9422
149fe42411df Use platform specific kind in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 9294
diff changeset
44 public AMD64AddressValue(PlatformKind kind, AllocatableValue base, int displacement) {
9294
899295127bc4 Get rid of the distinction between UNUSED and ILLEGAL value.
Roland Schatz <roland.schatz@oracle.com>
parents: 9293
diff changeset
45 this(kind, base, Value.ILLEGAL, Scale.Times1, displacement);
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
46 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
47
9422
149fe42411df Use platform specific kind in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 9294
diff changeset
48 public AMD64AddressValue(PlatformKind kind, AllocatableValue base, AllocatableValue index, Scale scale, int displacement) {
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
49 super(kind);
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
50 this.base = base;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
51 this.index = index;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
52 this.scale = scale;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
53 this.displacement = displacement;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
54 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
55
8167
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
56 private static Register toRegister(AllocatableValue value) {
9638
c455c86138ba Value: more occurrences of object equality replaced
Bernhard Urban <bernhard.urban@jku.at>
parents: 9422
diff changeset
57 if (value.equals(Value.ILLEGAL)) {
8167
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
58 return Register.None;
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
59 } else {
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
60 RegisterValue reg = (RegisterValue) value;
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
61 return reg.getRegister();
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
62 }
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
63 }
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
64
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
65 public AMD64Address toAddress() {
8167
7f57c30575c8 Make AMD64Address a low-level representation for use by the assembler only.
Roland Schatz <roland.schatz@oracle.com>
parents: 8166
diff changeset
66 return new AMD64Address(toRegister(base), toRegister(index), scale, displacement);
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
67 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
68
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
69 @Override
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
70 public String toString() {
9293
d006c9920e94 Make kind of LIR memory access operations explicit.
Roland Schatz <roland.schatz@oracle.com>
parents: 8167
diff changeset
71 StringBuilder s = new StringBuilder("[");
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
72 String sep = "";
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
73 if (isLegal(base)) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
74 s.append(base);
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
75 sep = " + ";
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
76 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
77 if (isLegal(index)) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
78 s.append(sep).append(index).append(" * ").append(scale.value);
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
79 sep = " + ";
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
80 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
81 if (displacement < 0) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
82 s.append(" - ").append(-displacement);
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
83 } else if (displacement > 0) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
84 s.append(sep).append(displacement);
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
85 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
86 s.append("]");
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
87 return s.toString();
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
88 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
89
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
90 @Override
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
91 public boolean equals(Object obj) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
92 if (obj instanceof AMD64AddressValue) {
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
93 AMD64AddressValue addr = (AMD64AddressValue) obj;
9422
149fe42411df Use platform specific kind in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 9294
diff changeset
94 return getPlatformKind() == addr.getPlatformKind() && displacement == addr.displacement && base.equals(addr.base) && scale == addr.scale && index.equals(addr.index);
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
95 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
96 return false;
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
97 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
98
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
99 @Override
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
100 public int hashCode() {
9422
149fe42411df Use platform specific kind in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 9294
diff changeset
101 return base.hashCode() ^ index.hashCode() ^ (displacement << 4) ^ (scale.value << 8) ^ getPlatformKind().hashCode();
8166
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
102 }
d2733c9b3d0e Convert AMD64Address to CompositeValue.
Roland Schatz <roland.schatz@oracle.com>
parents:
diff changeset
103 }