Mercurial > hg > truffle

comparison graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/cisc/x86/X86EnumerableParameter.java @ 3733:e233f5660da4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
parents
children
comparison
equal deleted inserted replaced
3732:3e2e8b8abdaf 3733:e233f5660da4
1 /*
2 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.sun.max.asm.gen.cisc.x86;
24
25 import java.util.*;
26
27 import com.sun.max.asm.*;
28 import com.sun.max.asm.gen.*;
29 import com.sun.max.program.*;
30 import com.sun.max.util.*;
31
32 /**
33 */
34 public class X86EnumerableParameter<EnumerableArgument_Type extends Enum<EnumerableArgument_Type> & EnumerableArgument<EnumerableArgument_Type>> extends X86Parameter implements EnumerableParameter {
35
36 private final Enumerator<EnumerableArgument_Type> enumerator;
37 private final Argument exampleArgument;
38
39 public X86EnumerableParameter(X86Operand.Designation designation, ParameterPlace place, Enumerator<EnumerableArgument_Type> enumerator) {
40 super(designation, place);
41 this.enumerator = enumerator;
42 final Iterator<EnumerableArgument_Type> it = enumerator.iterator();
43 exampleArgument = it.hasNext() ? it.next().exampleValue() : null;
44 switch (place) {
45 case MOD_REG:
46 case MOD_REG_REXR:
47 case MOD_RM:
48 case MOD_RM_REXB:
49 setVariableName(designation.name().toLowerCase());
50 break;
51 case SIB_SCALE:
52 setVariableName("scale");
53 break;
54 case SIB_INDEX:
55 case SIB_INDEX_REXX:
56 setVariableName("index");
57 break;
58 case SIB_BASE:
59 case SIB_BASE_REXB:
60 setVariableName("base");
61 break;
62 case APPEND:
63 setVariableName(enumerator.type().getSimpleName().toLowerCase());
64 break;
65 case OPCODE1:
66 case OPCODE1_REXB:
67 case OPCODE2_REXB:
68 setVariableName("register");
69 break;
70 case OPCODE2:
71 setVariableName("st_i");
72 break;
73 default:
74 throw ProgramError.unexpected();
75 }
76 }
77
78 public Enumerator<EnumerableArgument_Type> enumerator() {
79 return enumerator;
80 }
81
82 public Class type() {
83 return enumerator.type();
84 }
85
86 public String valueString() {
87 return variableName() + ".value()";
88 }
89
90 public Iterable<EnumerableArgument_Type> getLegalTestArguments() {
91 return enumerator;
92 }
93
94 public Iterable<? extends Argument> getIllegalTestArguments() {
95 return Collections.emptyList();
96 }
97
98 public Argument getExampleArgument() {
99 return exampleArgument;
100 }
101
102 @Override
103 public String toString() {
104 return type().getSimpleName();
105 }
106
107 }