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comparison graal/com.oracle.max.asmdis/src/com/sun/max/asm/sparc/FPR.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
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children bc8527f3071c
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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.sparc;
24
25 import com.sun.max.asm.*;
26
27 /**
28 * The class defining the symbolic identifiers for the floating-point registers.
29 */
30 public class FPR extends AbstractSymbolicArgument {
31
32 FPR(int value) {
33 super("F" + value, value);
34 }
35
36 public static final class Single extends FPR implements SFPR {
37 private Single(int value) {
38 super(value);
39 }
40 }
41
42 public static final class Double extends FPR implements DFPR {
43 private Double(int value) {
44 super(value);
45 }
46 }
47
48 public static final class SingleDouble extends FPR implements SFPR, DFPR {
49 private SingleDouble(int value) {
50 super(value);
51 }
52 }
53
54 public static final class DoubleQuadruple extends FPR implements DFPR, QFPR {
55 private DoubleQuadruple(int value) {
56 super(value);
57 }
58 }
59
60 public static final class SingleDoubleQuadruple extends FPR implements SFPR, DFPR, QFPR {
61 private SingleDoubleQuadruple(int value) {
62 super(value);
63 }
64 }
65
66 public static final SingleDoubleQuadruple F0 = new SingleDoubleQuadruple(0);
67 public static final Single F1 = new Single(1);
68 public static final SingleDouble F2 = new SingleDouble(2);
69 public static final Single F3 = new Single(3);
70 public static final SingleDoubleQuadruple F4 = new SingleDoubleQuadruple(4);
71 public static final Single F5 = new Single(5);
72 public static final SingleDouble F6 = new SingleDouble(6);
73 public static final Single F7 = new Single(7);
74 public static final SingleDoubleQuadruple F8 = new SingleDoubleQuadruple(8);
75 public static final Single F9 = new Single(9);
76 public static final SingleDouble F10 = new SingleDouble(10);
77 public static final Single F11 = new Single(11);
78 public static final SingleDoubleQuadruple F12 = new SingleDoubleQuadruple(12);
79 public static final Single F13 = new Single(13);
80 public static final SingleDouble F14 = new SingleDouble(14);
81 public static final Single F15 = new Single(15);
82 public static final SingleDoubleQuadruple F16 = new SingleDoubleQuadruple(16);
83 public static final Single F17 = new Single(17);
84 public static final SingleDouble F18 = new SingleDouble(18);
85 public static final Single F19 = new Single(19);
86 public static final SingleDoubleQuadruple F20 = new SingleDoubleQuadruple(20);
87 public static final Single F21 = new Single(21);
88 public static final SingleDouble F22 = new SingleDouble(22);
89 public static final Single F23 = new Single(23);
90 public static final SingleDoubleQuadruple F24 = new SingleDoubleQuadruple(24);
91 public static final Single F25 = new Single(25);
92 public static final SingleDouble F26 = new SingleDouble(26);
93 public static final Single F27 = new Single(27);
94 public static final SingleDoubleQuadruple F28 = new SingleDoubleQuadruple(28);
95 public static final Single F29 = new Single(29);
96 public static final SingleDouble F30 = new SingleDouble(30);
97 public static final Single F31 = new Single(31);
98 public static final DoubleQuadruple F32 = new DoubleQuadruple(32);
99 public static final Double F34 = new Double(34);
100 public static final DoubleQuadruple F36 = new DoubleQuadruple(36);
101 public static final Double F38 = new Double(38);
102 public static final DoubleQuadruple F40 = new DoubleQuadruple(40);
103 public static final Double F42 = new Double(42);
104 public static final DoubleQuadruple F44 = new DoubleQuadruple(44);
105 public static final Double F46 = new Double(46);
106 public static final DoubleQuadruple F48 = new DoubleQuadruple(48);
107 public static final Double F50 = new Double(50);
108 public static final DoubleQuadruple F52 = new DoubleQuadruple(52);
109 public static final Double F54 = new Double(54);
110 public static final DoubleQuadruple F56 = new DoubleQuadruple(56);
111 public static final Double F58 = new Double(58);
112 public static final DoubleQuadruple F60 = new DoubleQuadruple(60);
113 public static final Double F62 = new Double(62);
114
115 private static final FPR[] singleValues = {F0, F1, F2, F3, F4, F5, F6, F7,
116 F8, F9, F10, F11, F12, F13, F14, F15,
117 F16, F17, F18, F19, F20, F21, F22, F23,
118 F24, F25, F26, F27, F28, F29, F30, F31};
119
120 private static final FPR[] doubleValues = {F0, F2, F4, F6, F8, F10, F12, F14, F16, F18, F20, F22, F24, F26, F28, F30,
121 F32, F34, F36, F38, F40, F42, F44, F46, F48, F50, F52, F54, F56, F58, F60, F62};
122
123 private static final FPR[] quadrupleValues = {F0, F4, F8, F12, F16, F20, F24, F28, F32, F36, F40, F44, F48, F52, F56, F60};
124
125 public static FPR fromValue(int value) {
126 if (value <= 31) {
127 return singleValues[value];
128 }
129 if ((value & 0x1) == 0) {
130 return doubleValues[value >> 1];
131 }
132 throw new IllegalArgumentException();
133 }
134 }