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 @SuppressWarnings("deprecation") // for Integer(int) constructor
  74 public interface Opcodes {
  75 
  76     // ASM API versions
  77 
  78     int ASM4 = 4 << 16 | 0 << 8 | 0;
  79     int ASM5 = 5 << 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 V1_9 = 0 << 16 | 53;
  92 
  93     // access flags
  94 
  95     int ACC_PUBLIC = 0x0001; // class, field, method
  96     int ACC_PRIVATE = 0x0002; // class, field, method
  97     int ACC_PROTECTED = 0x0004; // class, field, method
  98     int ACC_STATIC = 0x0008; // field, method
  99     int ACC_FINAL = 0x0010; // class, field, method, parameter
 100     int ACC_SUPER = 0x0020; // class
 101     int ACC_SYNCHRONIZED = 0x0020; // method
 102     int ACC_VOLATILE = 0x0040; // field
 103     int ACC_BRIDGE = 0x0040; // method
 104     int ACC_VARARGS = 0x0080; // method
 105     int ACC_TRANSIENT = 0x0080; // field
 106     int ACC_NATIVE = 0x0100; // method
 107     int ACC_INTERFACE = 0x0200; // class
 108     int ACC_ABSTRACT = 0x0400; // class, method
 109     int ACC_STRICT = 0x0800; // method
 110     int ACC_SYNTHETIC = 0x1000; // class, field, method, parameter
 111     int ACC_ANNOTATION = 0x2000; // class
 112     int ACC_ENUM = 0x4000; // class(?) field inner
 113     int ACC_MANDATED = 0x8000; // parameter
 114 
 115     // ASM specific pseudo access flags
 116 
 117     int ACC_DEPRECATED = 0x20000; // class, field, method
 118 
 119     // types for NEWARRAY
 120 
 121     int T_BOOLEAN = 4;
 122     int T_CHAR = 5;
 123     int T_FLOAT = 6;
 124     int T_DOUBLE = 7;
 125     int T_BYTE = 8;
 126     int T_SHORT = 9;
 127     int T_INT = 10;
 128     int T_LONG = 11;
 129 
 130     // tags for Handle
 131 
 132     int H_GETFIELD = 1;
 133     int H_GETSTATIC = 2;
 134     int H_PUTFIELD = 3;
 135     int H_PUTSTATIC = 4;
 136     int H_INVOKEVIRTUAL = 5;
 137     int H_INVOKESTATIC = 6;
 138     int H_INVOKESPECIAL = 7;
 139     int H_NEWINVOKESPECIAL = 8;
 140     int H_INVOKEINTERFACE = 9;
 141 
 142     // stack map frame types
 143 
 144     /**
 145      * Represents an expanded frame. See {@link ClassReader#EXPAND_FRAMES}.
 146      */
 147     int F_NEW = -1;
 148 
 149     /**
 150      * Represents a compressed frame with complete frame data.
 151      */
 152     int F_FULL = 0;
 153 
 154     /**
 155      * Represents a compressed frame where locals are the same as the locals in
 156      * the previous frame, except that additional 1-3 locals are defined, and
 157      * with an empty stack.
 158      */
 159     int F_APPEND = 1;
 160 
 161     /**
 162      * Represents a compressed frame where locals are the same as the locals in
 163      * the previous frame, except that the last 1-3 locals are absent and with
 164      * an empty stack.
 165      */
 166     int F_CHOP = 2;
 167 
 168     /**
 169      * Represents a compressed frame with exactly the same locals as the
 170      * previous frame and with an empty stack.
 171      */
 172     int F_SAME = 3;
 173 
 174     /**
 175      * Represents a compressed frame with exactly the same locals as the
 176      * previous frame and with a single value on the stack.
 177      */
 178     int F_SAME1 = 4;
 179 
 180     // For reference comparison purposes, construct new instances
 181     // instead of using valueOf() or autoboxing.
 182     Integer TOP = new Integer(0);
 183     Integer INTEGER = new Integer(1);
 184     Integer FLOAT = new Integer(2);
 185     Integer DOUBLE = new Integer(3);
 186     Integer LONG = new Integer(4);
 187     Integer NULL = new Integer(5);
 188     Integer UNINITIALIZED_THIS = new Integer(6);
 189 
 190     // opcodes // visit method (- = idem)
 191 
 192     int NOP = 0; // visitInsn
 193     int ACONST_NULL = 1; // -
 194     int ICONST_M1 = 2; // -
 195     int ICONST_0 = 3; // -
 196     int ICONST_1 = 4; // -
 197     int ICONST_2 = 5; // -
 198     int ICONST_3 = 6; // -
 199     int ICONST_4 = 7; // -
 200     int ICONST_5 = 8; // -
 201     int LCONST_0 = 9; // -
 202     int LCONST_1 = 10; // -
 203     int FCONST_0 = 11; // -
 204     int FCONST_1 = 12; // -
 205     int FCONST_2 = 13; // -
 206     int DCONST_0 = 14; // -
 207     int DCONST_1 = 15; // -
 208     int BIPUSH = 16; // visitIntInsn
 209     int SIPUSH = 17; // -
 210     int LDC = 18; // visitLdcInsn
 211     // int LDC_W = 19; // -
 212     // int LDC2_W = 20; // -
 213     int ILOAD = 21; // visitVarInsn
 214     int LLOAD = 22; // -
 215     int FLOAD = 23; // -
 216     int DLOAD = 24; // -
 217     int ALOAD = 25; // -
 218     // int ILOAD_0 = 26; // -
 219     // int ILOAD_1 = 27; // -
 220     // int ILOAD_2 = 28; // -
 221     // int ILOAD_3 = 29; // -
 222     // int LLOAD_0 = 30; // -
 223     // int LLOAD_1 = 31; // -
 224     // int LLOAD_2 = 32; // -
 225     // int LLOAD_3 = 33; // -
 226     // int FLOAD_0 = 34; // -
 227     // int FLOAD_1 = 35; // -
 228     // int FLOAD_2 = 36; // -
 229     // int FLOAD_3 = 37; // -
 230     // int DLOAD_0 = 38; // -
 231     // int DLOAD_1 = 39; // -
 232     // int DLOAD_2 = 40; // -
 233     // int DLOAD_3 = 41; // -
 234     // int ALOAD_0 = 42; // -
 235     // int ALOAD_1 = 43; // -
 236     // int ALOAD_2 = 44; // -
 237     // int ALOAD_3 = 45; // -
 238     int IALOAD = 46; // visitInsn
 239     int LALOAD = 47; // -
 240     int FALOAD = 48; // -
 241     int DALOAD = 49; // -
 242     int AALOAD = 50; // -
 243     int BALOAD = 51; // -
 244     int CALOAD = 52; // -
 245     int SALOAD = 53; // -
 246     int ISTORE = 54; // visitVarInsn
 247     int LSTORE = 55; // -
 248     int FSTORE = 56; // -
 249     int DSTORE = 57; // -
 250     int ASTORE = 58; // -
 251     // int ISTORE_0 = 59; // -
 252     // int ISTORE_1 = 60; // -
 253     // int ISTORE_2 = 61; // -
 254     // int ISTORE_3 = 62; // -
 255     // int LSTORE_0 = 63; // -
 256     // int LSTORE_1 = 64; // -
 257     // int LSTORE_2 = 65; // -
 258     // int LSTORE_3 = 66; // -
 259     // int FSTORE_0 = 67; // -
 260     // int FSTORE_1 = 68; // -
 261     // int FSTORE_2 = 69; // -
 262     // int FSTORE_3 = 70; // -
 263     // int DSTORE_0 = 71; // -
 264     // int DSTORE_1 = 72; // -
 265     // int DSTORE_2 = 73; // -
 266     // int DSTORE_3 = 74; // -
 267     // int ASTORE_0 = 75; // -
 268     // int ASTORE_1 = 76; // -
 269     // int ASTORE_2 = 77; // -
 270     // int ASTORE_3 = 78; // -
 271     int IASTORE = 79; // visitInsn
 272     int LASTORE = 80; // -
 273     int FASTORE = 81; // -
 274     int DASTORE = 82; // -
 275     int AASTORE = 83; // -
 276     int BASTORE = 84; // -
 277     int CASTORE = 85; // -
 278     int SASTORE = 86; // -
 279     int POP = 87; // -
 280     int POP2 = 88; // -
 281     int DUP = 89; // -
 282     int DUP_X1 = 90; // -
 283     int DUP_X2 = 91; // -
 284     int DUP2 = 92; // -
 285     int DUP2_X1 = 93; // -
 286     int DUP2_X2 = 94; // -
 287     int SWAP = 95; // -
 288     int IADD = 96; // -
 289     int LADD = 97; // -
 290     int FADD = 98; // -
 291     int DADD = 99; // -
 292     int ISUB = 100; // -
 293     int LSUB = 101; // -
 294     int FSUB = 102; // -
 295     int DSUB = 103; // -
 296     int IMUL = 104; // -
 297     int LMUL = 105; // -
 298     int FMUL = 106; // -
 299     int DMUL = 107; // -
 300     int IDIV = 108; // -
 301     int LDIV = 109; // -
 302     int FDIV = 110; // -
 303     int DDIV = 111; // -
 304     int IREM = 112; // -
 305     int LREM = 113; // -
 306     int FREM = 114; // -
 307     int DREM = 115; // -
 308     int INEG = 116; // -
 309     int LNEG = 117; // -
 310     int FNEG = 118; // -
 311     int DNEG = 119; // -
 312     int ISHL = 120; // -
 313     int LSHL = 121; // -
 314     int ISHR = 122; // -
 315     int LSHR = 123; // -
 316     int IUSHR = 124; // -
 317     int LUSHR = 125; // -
 318     int IAND = 126; // -
 319     int LAND = 127; // -
 320     int IOR = 128; // -
 321     int LOR = 129; // -
 322     int IXOR = 130; // -
 323     int LXOR = 131; // -
 324     int IINC = 132; // visitIincInsn
 325     int I2L = 133; // visitInsn
 326     int I2F = 134; // -
 327     int I2D = 135; // -
 328     int L2I = 136; // -
 329     int L2F = 137; // -
 330     int L2D = 138; // -
 331     int F2I = 139; // -
 332     int F2L = 140; // -
 333     int F2D = 141; // -
 334     int D2I = 142; // -
 335     int D2L = 143; // -
 336     int D2F = 144; // -
 337     int I2B = 145; // -
 338     int I2C = 146; // -
 339     int I2S = 147; // -
 340     int LCMP = 148; // -
 341     int FCMPL = 149; // -
 342     int FCMPG = 150; // -
 343     int DCMPL = 151; // -
 344     int DCMPG = 152; // -
 345     int IFEQ = 153; // visitJumpInsn
 346     int IFNE = 154; // -
 347     int IFLT = 155; // -
 348     int IFGE = 156; // -
 349     int IFGT = 157; // -
 350     int IFLE = 158; // -
 351     int IF_ICMPEQ = 159; // -
 352     int IF_ICMPNE = 160; // -
 353     int IF_ICMPLT = 161; // -
 354     int IF_ICMPGE = 162; // -
 355     int IF_ICMPGT = 163; // -
 356     int IF_ICMPLE = 164; // -
 357     int IF_ACMPEQ = 165; // -
 358     int IF_ACMPNE = 166; // -
 359     int GOTO = 167; // -
 360     int JSR = 168; // -
 361     int RET = 169; // visitVarInsn
 362     int TABLESWITCH = 170; // visiTableSwitchInsn
 363     int LOOKUPSWITCH = 171; // visitLookupSwitch
 364     int IRETURN = 172; // visitInsn
 365     int LRETURN = 173; // -
 366     int FRETURN = 174; // -
 367     int DRETURN = 175; // -
 368     int ARETURN = 176; // -
 369     int RETURN = 177; // -
 370     int GETSTATIC = 178; // visitFieldInsn
 371     int PUTSTATIC = 179; // -
 372     int GETFIELD = 180; // -
 373     int PUTFIELD = 181; // -
 374     int INVOKEVIRTUAL = 182; // visitMethodInsn
 375     int INVOKESPECIAL = 183; // -
 376     int INVOKESTATIC = 184; // -
 377     int INVOKEINTERFACE = 185; // -
 378     int INVOKEDYNAMIC = 186; // visitInvokeDynamicInsn
 379     int NEW = 187; // visitTypeInsn
 380     int NEWARRAY = 188; // visitIntInsn
 381     int ANEWARRAY = 189; // visitTypeInsn
 382     int ARRAYLENGTH = 190; // visitInsn
 383     int ATHROW = 191; // -
 384     int CHECKCAST = 192; // visitTypeInsn
 385     int INSTANCEOF = 193; // -
 386     int MONITORENTER = 194; // visitInsn
 387     int MONITOREXIT = 195; // -
 388     // int WIDE = 196; // NOT VISITED
 389     int MULTIANEWARRAY = 197; // visitMultiANewArrayInsn
 390     int IFNULL = 198; // visitJumpInsn
 391     int IFNONNULL = 199; // -
 392     // int GOTO_W = 200; // -
 393     // int JSR_W = 201; // -
 394 }