Expr.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2014, 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 */
24
25package compiler.intrinsics.bmi;
26
27/**
28 * Expression that should be replaced by particular instrinsic
29 * or intruction during compilation.
30 */
31public abstract class Expr {
32
33    public static class MemI {
34        public MemI(int i) {
35            this.value = i;
36        }
37
38        public int value;
39    }
40
41    public static class MemL {
42        public MemL(long l) {
43            this.value = l;
44        }
45
46        public long value;
47    }
48
49    public boolean isUnaryArgumentSupported() {
50        return false;
51    }
52
53    public boolean isIntExprSupported() {
54        return false;
55    }
56
57    public boolean isBinaryArgumentSupported() {
58        return false;
59    }
60
61    public boolean isLongExprSupported() {
62        return false;
63    }
64
65    public boolean isMemExprSupported() {
66        return false;
67    }
68
69    public int intExpr(int reg) {
70        throw new UnsupportedOperationException();
71    }
72
73    public int intExpr(MemI mem) {
74        throw new UnsupportedOperationException();
75    }
76
77    public int intExpr(int a, int b) {
78        throw new UnsupportedOperationException();
79    }
80
81    public int intExpr(int a, MemI b) {
82        throw new UnsupportedOperationException();
83    }
84
85    public int intExpr(MemI a, int b) {
86        throw new UnsupportedOperationException();
87    }
88
89    public int intExpr(MemI a, MemI b) {
90        throw new UnsupportedOperationException();
91    }
92
93    public long longExpr(long reg) {
94        throw new UnsupportedOperationException();
95    }
96
97    public long longExpr(MemL mem) {
98        throw new UnsupportedOperationException();
99    }
100
101    public long longExpr(long a, long b) {
102        throw new UnsupportedOperationException();
103    }
104
105    public long longExpr(long a, MemL b) {
106        throw new UnsupportedOperationException();
107    }
108
109    public long longExpr(MemL a, long b) {
110        throw new UnsupportedOperationException();
111    }
112
113    public long longExpr(MemL a, MemL b) {
114        throw new UnsupportedOperationException();
115    }
116
117    public static class BMIExpr extends Expr {
118
119        public boolean isMemExprSupported() {
120            return true;
121        }
122    }
123
124    public static class BMIBinaryExpr extends BMIExpr {
125
126        public boolean isBinaryArgumentSupported() {
127            return true;
128        }
129
130    }
131
132    public static class BMIUnaryExpr extends BMIExpr {
133        public boolean isUnaryArgumentSupported() {
134            return true;
135        }
136    }
137
138    public static class BMIBinaryIntExpr extends BMIBinaryExpr {
139        public boolean isIntExprSupported() {
140            return true;
141        }
142    }
143
144    public static class BMIBinaryLongExpr extends BMIBinaryExpr {
145        public boolean isLongExprSupported() {
146            return true;
147        }
148    }
149
150    public static class BMIUnaryIntExpr extends BMIUnaryExpr {
151        public boolean isIntExprSupported() {
152            return true;
153        }
154    }
155
156    public static class BMIUnaryLongExpr extends BMIUnaryExpr {
157        public boolean isLongExprSupported() {
158            return true;
159        }
160    }
161
162    public static class BitCountingExpr extends Expr {
163        public boolean isUnaryArgumentSupported() {
164            return true;
165        }
166    }
167
168    public static class BitCountingIntExpr extends BitCountingExpr {
169        public boolean isIntExprSupported() {
170            return true;
171        }
172    }
173
174    public static class BitCountingLongExpr extends BitCountingExpr {
175        public boolean isLongExprSupported() {
176            return true;
177        }
178    }
179}
180