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Java > Open Source Codes > org > apache > derby > iapi > services > classfile > VMOpcode


1 /*
2
3    Derby - Class org.apache.derby.iapi.services.classfile.VMOpcode
4
5    Licensed to the Apache Software Foundation (ASF) under one or more
6    contributor license agreements. See the NOTICE file distributed with
7    this work for additional information regarding copyright ownership.
8    The ASF licenses this file to you under the Apache License, Version 2.0
9    (the "License"); you may not use this file except in compliance with
10    the License. You may obtain a copy of the License at
11
12       http://www.apache.org/licenses/LICENSE-2.0
13
14    Unless required by applicable law or agreed to in writing, software
15    distributed under the License is distributed on an "AS IS" BASIS,
16    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17    See the License for the specific language governing permissions and
18    limitations under the License.
19
20  */
21
22 package org.apache.derby.iapi.services.classfile;
23
24 /**
25  * This contains all the opcodes for the JVM
26  * as defined in The Java Virtual Machine Specification.
27  *
28  * REMIND: might want a debugging version of this,
29  * that stored the stack depth and operand expectations.
30  */
31 public interface VMOpcode {
32     short BAD = -999; // used in mapping arrays to say "don't do that"
33 short NOP = 0;
34     short ACONST_NULL = 1;
35     short ICONST_M1 = 2;
36     short ICONST_0 = 3;
37     short ICONST_1 = 4;
38     short ICONST_2 = 5;
39     short ICONST_3 = 6;
40     short ICONST_4 = 7;
41     short ICONST_5 = 8;
42     short LCONST_0 = 9;
43     short LCONST_1 = 10;
44     short FCONST_0 = 11;
45     short FCONST_1 = 12;
46     short FCONST_2 = 13;
47     short DCONST_0 = 14;
48     short DCONST_1 = 15;
49     short BIPUSH = 16;
50     short SIPUSH = 17;
51     short LDC = 18;
52     short LDC_W = 19;
53     short LDC2_W = 20;
54     short ILOAD = 21;
55     short LLOAD = 22;
56     short FLOAD = 23;
57     short DLOAD = 24;
58     short ALOAD = 25;
59     short ILOAD_0 = 26;
60     short ILOAD_1 = 27;
61     short ILOAD_2 = 28;
62     short ILOAD_3 = 29;
63     short LLOAD_0 = 30;
64     short LLOAD_1 = 31;
65     short LLOAD_2 = 32;
66     short LLOAD_3 = 33;
67     short FLOAD_0 = 34;
68     short FLOAD_1 = 35;
69     short FLOAD_2 = 36;
70     short FLOAD_3 = 37;
71     short DLOAD_0 = 38;
72     short DLOAD_1 = 39;
73     short DLOAD_2 = 40;
74     short DLOAD_3 = 41;
75     short ALOAD_0 = 42;
76     short ALOAD_1 = 43;
77     short ALOAD_2 = 44;
78     short ALOAD_3 = 45;
79     short IALOAD = 46;
80     short LALOAD = 47;
81     short FALOAD = 48;
82     short DALOAD = 49;
83     short AALOAD = 50;
84     short BALOAD = 51;
85     short CALOAD = 52;
86     short SALOAD = 53;
87     short ISTORE = 54;
88     short LSTORE = 55;
89     short FSTORE = 56;
90     short DSTORE = 57;
91     short ASTORE = 58;
92     short ISTORE_0 = 59;
93     short ISTORE_1 = 60;
94     short ISTORE_2 = 61;
95     short ISTORE_3 = 62;
96     short LSTORE_0 = 63;
97     short LSTORE_1 = 64;
98     short LSTORE_2 = 65;
99     short LSTORE_3 = 66;
100     short FSTORE_0 = 67;
101     short FSTORE_1 = 68;
102     short FSTORE_2 = 69;
103     short FSTORE_3 = 70;
104     short DSTORE_0 = 71;
105     short DSTORE_1 = 72;
106     short DSTORE_2 = 73;
107     short DSTORE_3 = 74;
108     short ASTORE_0 = 75;
109     short ASTORE_1 = 76;
110     short ASTORE_2 = 77;
111     short ASTORE_3 = 78;
112     short IASTORE = 79;
113     short LASTORE = 80;
114     short FASTORE = 81;
115     short DASTORE = 82;
116     short AASTORE = 83;
117     short BASTORE = 84;
118     short CASTORE = 85;
119     short SASTORE = 86;
120     short POP = 87;
121     short POP2 = 88;
122     short DUP = 89;
123     short DUP_X1 = 90;
124     short DUP_X2 = 91;
125     short DUP2 = 92;
126     short DUP2_X1 = 93;
127     short DUP2_X2 = 94;
128     short SWAP = 95;
129     short IADD = 96;
130     short LADD = 97;
131     short FADD = 98;
132     short DADD = 99;
133     short ISUB = 100;
134     short LSUB = 101;
135     short FSUB = 102;
136     short DSUB = 103;
137     short IMUL = 104;
138     short LMUL = 105;
139     short FMUL = 106;
140     short DMUL = 107;
141     short IDIV = 108;
142     short LDIV = 109;
143     short FDIV = 110;
144     short DDIV = 111;
145     short IREM = 112;
146     short LREM = 113;
147     short FREM = 114;
148     short DREM = 115;
149     short INEG = 116;
150     short LNEG = 117;
151     short FNEG = 118;
152     short DNEG = 119;
153     short ISHL = 120;
154     short LSHL = 121;
155     short ISHR = 122;
156     short LSHR = 123;
157     short IUSHR = 124;
158     short LUSHR = 125;
159     short IAND = 126;
160     short LAND = 127;
161     short IOR = 128;
162     short LOR = 129;
163     short IXOR = 130;
164     short LXOR = 131;
165     short IINC = 132;
166     short I2L = 133;
167     short I2F = 134;
168     short I2D = 135;
169     short L2I = 136;
170     short L2F = 137;
171     short L2D = 138;
172     short F2I = 139;
173     short F2L = 140;
174     short F2D = 141;
175     short D2I = 142;
176     short D2L = 143;
177     short D2F = 144;
178     short I2B = 145;
179     short I2C = 146;
180     short I2S = 147;
181     short LCMP = 148;
182     short FCMPL = 149;
183     short FCMPG = 150;
184     short DCMPL = 151;
185     short DCMPG = 152;
186     short IFEQ = 153;
187     short IFNE = 154;
188     short IFLT = 155;
189     short IFGE = 156;
190     short IFGT = 157;
191     short IFLE = 158;
192     short IF_ICMPEQ = 159;
193     short IF_ICMPNE = 160;
194     short IF_ICMPLT = 161;
195     short IF_ICMPGE = 162;
196     short IF_ICMPGT = 163;
197     short IF_ICMPLE = 164;
198     short IF_ACMPEQ = 165;
199     short IF_ACMPNE = 166;
200     short GOTO = 167;
201     short JSR = 168;
202     short RET = 169;
203     short TABLESWITCH = 170;
204     short LOOKUPSWITCH = 171;
205     short IRETURN = 172;
206     short LRETURN = 173;
207     short FRETURN = 174;
208     short DRETURN = 175;
209     short ARETURN = 176;
210     short RETURN = 177;
211     short GETSTATIC = 178;
212     short PUTSTATIC = 179;
213     short GETFIELD = 180;
214     short PUTFIELD = 181;
215     short INVOKEVIRTUAL = 182;
216     short INVOKESPECIAL = 183;
217     short INVOKESTATIC = 184;
218     short INVOKEINTERFACE = 185;
219     short XXXUNUSEDXXX = 186;
220     short NEW = 187;
221     short NEWARRAY = 188;
222     short ANEWARRAY = 189;
223     short ARRAYLENGTH = 190;
224     short ATHROW = 191;
225     short CHECKCAST = 192;
226     short INSTANCEOF = 193;
227     short MONITORENTER = 194;
228     short MONITOREXIT = 195;
229     short WIDE = 196;
230     short MULTIANEWARRAY = 197;
231     short IFNULL = 198;
232     short IFNONNULL = 199;
233     short GOTO_W = 200;
234     short JSR_W = 201;
235     short BREAKPOINT = 202;
236     
237     
238     /**
239      * Maximum code length in a single method.
240      * See section 4.10 of JVM spec version 1.
241      */
242     int MAX_CODE_LENGTH = 65535;
243     
244     /**
245      * Instruction length for IF (IFNULL, IFEQ) etc.
246      * Used in conditional handling.
247      */
248     int IF_INS_LENGTH = 3;
249     
250     /**
251      * Instruction length for GOTO etc.
252      * Used in conditional handling.
253      */
254     int GOTO_INS_LENGTH = 3;
255
256     /**
257      * Instruction length for GOTO_W.
258      * Used in conditional handling.
259     */
260     int GOTO_W_INS_LENGTH = 5;
261     
262     /**
263      * Maximum number of entries in the constant pool.
264      * See section 4.10 of JVM spec version 1.
265       */
266     int MAX_CONSTANT_POOL_ENTRIES = 65535;
267    
268 }
269
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