1 /*
2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3  *
4  * This code is free software; you can redistribute it and/or modify it
5  * under the terms of the GNU General Public License version 2 only, as
6  * published by the Free Software Foundation.  Oracle designates this
7  * particular file as subject to the "Classpath" exception as provided
8  * by Oracle in the LICENSE file that accompanied this code.
9  *
10  * This code is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
22  * questions.
23  */
24 
25 /*
26  * This file is available under and governed by the GNU General Public
27  * License version 2 only, as published by the Free Software Foundation.
28  * However, the following notice accompanied the original version of this
29  * file:
30  *
31  * ASM: a very small and fast Java bytecode manipulation framework
32  * Copyright (c) 2000-2011 INRIA, France Telecom
33  * All rights reserved.
34  *
35  * Redistribution and use in source and binary forms, with or without
36  * modification, are permitted provided that the following conditions
37  * are met:
38  * 1. Redistributions of source code must retain the above copyright
39  *    notice, this list of conditions and the following disclaimer.
40  * 2. Redistributions in binary form must reproduce the above copyright
41  *    notice, this list of conditions and the following disclaimer in the
42  *    documentation and/or other materials provided with the distribution.
43  * 3. Neither the name of the copyright holders nor the names of its
44  *    contributors may be used to endorse or promote products derived from
45  *    this software without specific prior written permission.
46  *
47  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
48  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
51  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
57  * THE POSSIBILITY OF SUCH DAMAGE.
58  */
59 package jdk.internal.org.objectweb.asm;
60 
61 /**
62  * Defines the JVM opcodes, access flags and array type codes. This interface
63  * does not define all the JVM opcodes because some opcodes are automatically
64  * handled. For example, the xLOAD and xSTORE opcodes are automatically replaced
65  * by xLOAD_n and xSTORE_n opcodes when possible. The xLOAD_n and xSTORE_n
66  * opcodes are therefore not defined in this interface. Likewise for LDC,
67  * automatically replaced by LDC_W or LDC2_W when necessary, WIDE, GOTO_W and
68  * JSR_W.
69  *
70  * @author Eric Bruneton
71  * @author Eugene Kuleshov
72  */
73 public interface Opcodes {
74 
75     // ASM API versions
76 
77     int ASM4 = 4 << 16 | 0 << 8 | 0;
78     int ASM5 = 5 << 16 | 0 << 8 | 0;
79     int ASM6 = 6 << 16 | 0 << 8 | 0;
80 
81     // versions
82 
83     int V1_1 = 3 << 16 | 45;
84     int V1_2 = 0 << 16 | 46;
85     int V1_3 = 0 << 16 | 47;
86     int V1_4 = 0 << 16 | 48;
87     int V1_5 = 0 << 16 | 49;
88     int V1_6 = 0 << 16 | 50;
89     int V1_7 = 0 << 16 | 51;
90     int V1_8 = 0 << 16 | 52;
91     int V9 = 0 << 16 | 53;
92     int V10 = 0 << 16 | 54;
93     int V11 = 0 << 16 | 55;
94 
95     // access flags
96 
97     int ACC_PUBLIC = 0x0001; // class, field, method
98     int ACC_PRIVATE = 0x0002; // class, field, method
99     int ACC_PROTECTED = 0x0004; // class, field, method
100     int ACC_STATIC = 0x0008; // field, method
101     int ACC_FINAL = 0x0010; // class, field, method, parameter
102     int ACC_SUPER = 0x0020; // class
103     int ACC_SYNCHRONIZED = 0x0020; // method
104     int ACC_OPEN = 0x0020; // module
105     int ACC_TRANSITIVE = 0x0020; // module requires
106     int ACC_VOLATILE = 0x0040; // field
107     int ACC_BRIDGE = 0x0040; // method
108     int ACC_STATIC_PHASE = 0x0040; // module requires
109     int ACC_VARARGS = 0x0080; // method
110     int ACC_TRANSIENT = 0x0080; // field
111     int ACC_NATIVE = 0x0100; // method
112     int ACC_INTERFACE = 0x0200; // class
113     int ACC_ABSTRACT = 0x0400; // class, method
114     int ACC_STRICT = 0x0800; // method
115     int ACC_SYNTHETIC = 0x1000; // class, field, method, parameter, module *
116     int ACC_ANNOTATION = 0x2000; // class
117     int ACC_ENUM = 0x4000; // class(?) field inner
118     int ACC_MANDATED = 0x8000; // parameter, module, module *
119     int ACC_MODULE = 0x8000; // class
120 
121 
122     // ASM specific pseudo access flags
123 
124     int ACC_DEPRECATED = 0x20000; // class, field, method
125 
126     // types for NEWARRAY
127 
128     int T_BOOLEAN = 4;
129     int T_CHAR = 5;
130     int T_FLOAT = 6;
131     int T_DOUBLE = 7;
132     int T_BYTE = 8;
133     int T_SHORT = 9;
134     int T_INT = 10;
135     int T_LONG = 11;
136 
137     // tags for Handle
138 
139     int H_GETFIELD = 1;
140     int H_GETSTATIC = 2;
141     int H_PUTFIELD = 3;
142     int H_PUTSTATIC = 4;
143     int H_INVOKEVIRTUAL = 5;
144     int H_INVOKESTATIC = 6;
145     int H_INVOKESPECIAL = 7;
146     int H_NEWINVOKESPECIAL = 8;
147     int H_INVOKEINTERFACE = 9;
148 
149     // stack map frame types
150 
151     /**
152      * Represents an expanded frame. See {@link ClassReader#EXPAND_FRAMES}.
153      */
154     int F_NEW = -1;
155 
156     /**
157      * Represents a compressed frame with complete frame data.
158      */
159     int F_FULL = 0;
160 
161     /**
162      * Represents a compressed frame where locals are the same as the locals in
163      * the previous frame, except that additional 1-3 locals are defined, and
164      * with an empty stack.
165      */
166     int F_APPEND = 1;
167 
168     /**
169      * Represents a compressed frame where locals are the same as the locals in
170      * the previous frame, except that the last 1-3 locals are absent and with
171      * an empty stack.
172      */
173     int F_CHOP = 2;
174 
175     /**
176      * Represents a compressed frame with exactly the same locals as the
177      * previous frame and with an empty stack.
178      */
179     int F_SAME = 3;
180 
181     /**
182      * Represents a compressed frame with exactly the same locals as the
183      * previous frame and with a single value on the stack.
184      */
185     int F_SAME1 = 4;
186 
187     // Do not try to change the following code to use auto-boxing,
188     // these values are compared by reference and not by value
189     // The constructor of Integer was deprecated in 9
190     // but we are stuck with it by backward compatibility
191     @SuppressWarnings("deprecation") Integer TOP = new Integer(0);
192     @SuppressWarnings("deprecation") Integer INTEGER = new Integer(1);
193     @SuppressWarnings("deprecation") Integer FLOAT = new Integer(2);
194     @SuppressWarnings("deprecation") Integer DOUBLE = new Integer(3);
195     @SuppressWarnings("deprecation") Integer LONG = new Integer(4);
196     @SuppressWarnings("deprecation") Integer NULL = new Integer(5);
197     @SuppressWarnings("deprecation") Integer UNINITIALIZED_THIS = new Integer(6);
198 
199     // opcodes // visit method (- = idem)
200 
201     int NOP = 0; // visitInsn
202     int ACONST_NULL = 1; // -
203     int ICONST_M1 = 2; // -
204     int ICONST_0 = 3; // -
205     int ICONST_1 = 4; // -
206     int ICONST_2 = 5; // -
207     int ICONST_3 = 6; // -
208     int ICONST_4 = 7; // -
209     int ICONST_5 = 8; // -
210     int LCONST_0 = 9; // -
211     int LCONST_1 = 10; // -
212     int FCONST_0 = 11; // -
213     int FCONST_1 = 12; // -
214     int FCONST_2 = 13; // -
215     int DCONST_0 = 14; // -
216     int DCONST_1 = 15; // -
217     int BIPUSH = 16; // visitIntInsn
218     int SIPUSH = 17; // -
219     int LDC = 18; // visitLdcInsn
220     // int LDC_W = 19; // -
221     // int LDC2_W = 20; // -
222     int ILOAD = 21; // visitVarInsn
223     int LLOAD = 22; // -
224     int FLOAD = 23; // -
225     int DLOAD = 24; // -
226     int ALOAD = 25; // -
227     // int ILOAD_0 = 26; // -
228     // int ILOAD_1 = 27; // -
229     // int ILOAD_2 = 28; // -
230     // int ILOAD_3 = 29; // -
231     // int LLOAD_0 = 30; // -
232     // int LLOAD_1 = 31; // -
233     // int LLOAD_2 = 32; // -
234     // int LLOAD_3 = 33; // -
235     // int FLOAD_0 = 34; // -
236     // int FLOAD_1 = 35; // -
237     // int FLOAD_2 = 36; // -
238     // int FLOAD_3 = 37; // -
239     // int DLOAD_0 = 38; // -
240     // int DLOAD_1 = 39; // -
241     // int DLOAD_2 = 40; // -
242     // int DLOAD_3 = 41; // -
243     // int ALOAD_0 = 42; // -
244     // int ALOAD_1 = 43; // -
245     // int ALOAD_2 = 44; // -
246     // int ALOAD_3 = 45; // -
247     int IALOAD = 46; // visitInsn
248     int LALOAD = 47; // -
249     int FALOAD = 48; // -
250     int DALOAD = 49; // -
251     int AALOAD = 50; // -
252     int BALOAD = 51; // -
253     int CALOAD = 52; // -
254     int SALOAD = 53; // -
255     int ISTORE = 54; // visitVarInsn
256     int LSTORE = 55; // -
257     int FSTORE = 56; // -
258     int DSTORE = 57; // -
259     int ASTORE = 58; // -
260     // int ISTORE_0 = 59; // -
261     // int ISTORE_1 = 60; // -
262     // int ISTORE_2 = 61; // -
263     // int ISTORE_3 = 62; // -
264     // int LSTORE_0 = 63; // -
265     // int LSTORE_1 = 64; // -
266     // int LSTORE_2 = 65; // -
267     // int LSTORE_3 = 66; // -
268     // int FSTORE_0 = 67; // -
269     // int FSTORE_1 = 68; // -
270     // int FSTORE_2 = 69; // -
271     // int FSTORE_3 = 70; // -
272     // int DSTORE_0 = 71; // -
273     // int DSTORE_1 = 72; // -
274     // int DSTORE_2 = 73; // -
275     // int DSTORE_3 = 74; // -
276     // int ASTORE_0 = 75; // -
277     // int ASTORE_1 = 76; // -
278     // int ASTORE_2 = 77; // -
279     // int ASTORE_3 = 78; // -
280     int IASTORE = 79; // visitInsn
281     int LASTORE = 80; // -
282     int FASTORE = 81; // -
283     int DASTORE = 82; // -
284     int AASTORE = 83; // -
285     int BASTORE = 84; // -
286     int CASTORE = 85; // -
287     int SASTORE = 86; // -
288     int POP = 87; // -
289     int POP2 = 88; // -
290     int DUP = 89; // -
291     int DUP_X1 = 90; // -
292     int DUP_X2 = 91; // -
293     int DUP2 = 92; // -
294     int DUP2_X1 = 93; // -
295     int DUP2_X2 = 94; // -
296     int SWAP = 95; // -
297     int IADD = 96; // -
298     int LADD = 97; // -
299     int FADD = 98; // -
300     int DADD = 99; // -
301     int ISUB = 100; // -
302     int LSUB = 101; // -
303     int FSUB = 102; // -
304     int DSUB = 103; // -
305     int IMUL = 104; // -
306     int LMUL = 105; // -
307     int FMUL = 106; // -
308     int DMUL = 107; // -
309     int IDIV = 108; // -
310     int LDIV = 109; // -
311     int FDIV = 110; // -
312     int DDIV = 111; // -
313     int IREM = 112; // -
314     int LREM = 113; // -
315     int FREM = 114; // -
316     int DREM = 115; // -
317     int INEG = 116; // -
318     int LNEG = 117; // -
319     int FNEG = 118; // -
320     int DNEG = 119; // -
321     int ISHL = 120; // -
322     int LSHL = 121; // -
323     int ISHR = 122; // -
324     int LSHR = 123; // -
325     int IUSHR = 124; // -
326     int LUSHR = 125; // -
327     int IAND = 126; // -
328     int LAND = 127; // -
329     int IOR = 128; // -
330     int LOR = 129; // -
331     int IXOR = 130; // -
332     int LXOR = 131; // -
333     int IINC = 132; // visitIincInsn
334     int I2L = 133; // visitInsn
335     int I2F = 134; // -
336     int I2D = 135; // -
337     int L2I = 136; // -
338     int L2F = 137; // -
339     int L2D = 138; // -
340     int F2I = 139; // -
341     int F2L = 140; // -
342     int F2D = 141; // -
343     int D2I = 142; // -
344     int D2L = 143; // -
345     int D2F = 144; // -
346     int I2B = 145; // -
347     int I2C = 146; // -
348     int I2S = 147; // -
349     int LCMP = 148; // -
350     int FCMPL = 149; // -
351     int FCMPG = 150; // -
352     int DCMPL = 151; // -
353     int DCMPG = 152; // -
354     int IFEQ = 153; // visitJumpInsn
355     int IFNE = 154; // -
356     int IFLT = 155; // -
357     int IFGE = 156; // -
358     int IFGT = 157; // -
359     int IFLE = 158; // -
360     int IF_ICMPEQ = 159; // -
361     int IF_ICMPNE = 160; // -
362     int IF_ICMPLT = 161; // -
363     int IF_ICMPGE = 162; // -
364     int IF_ICMPGT = 163; // -
365     int IF_ICMPLE = 164; // -
366     int IF_ACMPEQ = 165; // -
367     int IF_ACMPNE = 166; // -
368     int GOTO = 167; // -
369     int JSR = 168; // -
370     int RET = 169; // visitVarInsn
371     int TABLESWITCH = 170; // visiTableSwitchInsn
372     int LOOKUPSWITCH = 171; // visitLookupSwitch
373     int IRETURN = 172; // visitInsn
374     int LRETURN = 173; // -
375     int FRETURN = 174; // -
376     int DRETURN = 175; // -
377     int ARETURN = 176; // -
378     int RETURN = 177; // -
379     int GETSTATIC = 178; // visitFieldInsn
380     int PUTSTATIC = 179; // -
381     int GETFIELD = 180; // -
382     int PUTFIELD = 181; // -
383     int INVOKEVIRTUAL = 182; // visitMethodInsn
384     int INVOKESPECIAL = 183; // -
385     int INVOKESTATIC = 184; // -
386     int INVOKEINTERFACE = 185; // -
387     int INVOKEDYNAMIC = 186; // visitInvokeDynamicInsn
388     int NEW = 187; // visitTypeInsn
389     int NEWARRAY = 188; // visitIntInsn
390     int ANEWARRAY = 189; // visitTypeInsn
391     int ARRAYLENGTH = 190; // visitInsn
392     int ATHROW = 191; // -
393     int CHECKCAST = 192; // visitTypeInsn
394     int INSTANCEOF = 193; // -
395     int MONITORENTER = 194; // visitInsn
396     int MONITOREXIT = 195; // -
397     // int WIDE = 196; // NOT VISITED
398     int MULTIANEWARRAY = 197; // visitMultiANewArrayInsn
399     int IFNULL = 198; // visitJumpInsn
400     int IFNONNULL = 199; // -
401     // int GOTO_W = 200; // -
402     // int JSR_W = 201; // -
403 }
404