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gecko-dev/js/rhino/org/mozilla/classfile/ByteCode.java
norris%netscape.com bc2eb782ee Fix release date, add contributor.
1999-10-12 16:52:13 +00:00

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Java
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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Rhino code, released
* May 6, 1999.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1997-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Roger Lawrence
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License (the "GPL"), in which case the
* provisions of the GPL are applicable instead of those above.
* If you wish to allow use of your version of this file only
* under the terms of the GPL and not to allow others to use your
* version of this file under the NPL, indicate your decision by
* deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the NPL or the GPL.
*/
package org.mozilla.classfile;
/**
* This class provides opcode values expected by the JVM in Java class files.
*
* It also provides tables for internal use by the ClassFileWriter.
*
* @author Roger Lawrence
*/
public class ByteCode {
/**
* The byte opcodes defined by the Java Virtual Machine.
*/
public static final byte
NOP = 0x00,
ACONST_NULL = 0x01,
ICONST_M1 = 0x02,
ICONST_0 = 0x03,
ICONST_1 = 0x04,
ICONST_2 = 0x05,
ICONST_3 = 0x06,
ICONST_4 = 0x07,
ICONST_5 = 0x08,
LCONST_0 = 0x09,
LCONST_1 = 0x0A,
FCONST_0 = 0x0B,
FCONST_1 = 0x0C,
FCONST_2 = 0x0D,
DCONST_0 = 0x0E,
DCONST_1 = 0x0F,
BIPUSH = 0x10,
SIPUSH = 0x11,
LDC = 0x12,
LDC_W = 0x13,
LDC2_W = 0x14,
ILOAD = 0x15,
LLOAD = 0x16,
FLOAD = 0x17,
DLOAD = 0x18,
ALOAD = 0x19,
ILOAD_0 = 0x1A,
ILOAD_1 = 0x1B,
ILOAD_2 = 0x1C,
ILOAD_3 = 0x1D,
LLOAD_0 = 0x1E,
LLOAD_1 = 0x1F,
LLOAD_2 = 0x20,
LLOAD_3 = 0x21,
FLOAD_0 = 0x22,
FLOAD_1 = 0x23,
FLOAD_2 = 0x24,
FLOAD_3 = 0x25,
DLOAD_0 = 0x26,
DLOAD_1 = 0x27,
DLOAD_2 = 0x28,
DLOAD_3 = 0x29,
ALOAD_0 = 0x2A,
ALOAD_1 = 0x2B,
ALOAD_2 = 0x2C,
ALOAD_3 = 0x2D,
IALOAD = 0x2E,
LALOAD = 0x2F,
FALOAD = 0x30,
DALOAD = 0x31,
AALOAD = 0x32,
BALOAD = 0x33,
CALOAD = 0x34,
SALOAD = 0x35,
ISTORE = 0x36,
LSTORE = 0x37,
FSTORE = 0x38,
DSTORE = 0x39,
ASTORE = 0x3A,
ISTORE_0 = 0x3B,
ISTORE_1 = 0x3C,
ISTORE_2 = 0x3D,
ISTORE_3 = 0x3E,
LSTORE_0 = 0x3F,
LSTORE_1 = 0x40,
LSTORE_2 = 0x41,
LSTORE_3 = 0x42,
FSTORE_0 = 0x43,
FSTORE_1 = 0x44,
FSTORE_2 = 0x45,
FSTORE_3 = 0x46,
DSTORE_0 = 0x47,
DSTORE_1 = 0x48,
DSTORE_2 = 0x49,
DSTORE_3 = 0x4A,
ASTORE_0 = 0x4B,
ASTORE_1 = 0x4C,
ASTORE_2 = 0x4D,
ASTORE_3 = 0x4E,
IASTORE = 0x4F,
LASTORE = 0x50,
FASTORE = 0x51,
DASTORE = 0x52,
AASTORE = 0x53,
BASTORE = 0x54,
CASTORE = 0x55,
SASTORE = 0x56,
POP = 0x57,
POP2 = 0x58,
DUP = 0x59,
DUP_X1 = 0x5A,
DUP_X2 = 0x5B,
DUP2 = 0x5C,
DUP2_X1 = 0x5D,
DUP2_X2 = 0x5E,
SWAP = 0x5F,
IADD = 0x60,
LADD = 0x61,
FADD = 0x62,
DADD = 0x63,
ISUB = 0x64,
LSUB = 0x65,
FSUB = 0x66,
DSUB = 0x67,
IMUL = 0x68,
LMUL = 0x69,
FMUL = 0x6A,
DMUL = 0x6B,
IDIV = 0x6C,
LDIV = 0x6D,
FDIV = 0x6E,
DDIV = 0x6F,
IREM = 0x70,
LREM = 0x71,
FREM = 0x72,
DREM = 0x73,
INEG = 0x74,
LNEG = 0x75,
FNEG = 0x76,
DNEG = 0x77,
ISHL = 0x78,
LSHL = 0x79,
ISHR = 0x7A,
LSHR = 0x7B,
IUSHR = 0x7C,
LUSHR = 0x7D,
IAND = 0x7E,
LAND = 0x7F,
IOR = (byte)0x80,
LOR = (byte)0x81,
IXOR = (byte)0x82,
LXOR = (byte)0x83,
IINC = (byte)0x84,
I2L = (byte)0x85,
I2F = (byte)0x86,
I2D = (byte)0x87,
L2I = (byte)0x88,
L2F = (byte)0x89,
L2D = (byte)0x8A,
F2I = (byte)0x8B,
F2L = (byte)0x8C,
F2D = (byte)0x8D,
D2I = (byte)0x8E,
D2L = (byte)0x8F,
D2F = (byte)0x90,
I2B = (byte)0x91,
I2C = (byte)0x92,
I2S = (byte)0x93,
LCMP = (byte)0x94,
FCMPL = (byte)0x95,
FCMPG = (byte)0x96,
DCMPL = (byte)0x97,
DCMPG = (byte)0x98,
IFEQ = (byte)0x99,
IFNE = (byte)0x9A,
IFLT = (byte)0x9B,
IFGE = (byte)0x9C,
IFGT = (byte)0x9D,
IFLE = (byte)0x9E,
IF_ICMPEQ = (byte)0x9F,
IF_ICMPNE = (byte)0xA0,
IF_ICMPLT = (byte)0xA1,
IF_ICMPGE = (byte)0xA2,
IF_ICMPGT = (byte)0xA3,
IF_ICMPLE = (byte)0xA4,
IF_ACMPEQ = (byte)0xA5,
IF_ACMPNE = (byte)0xA6,
GOTO = (byte)0xA7,
JSR = (byte)0xA8,
RET = (byte)0xA9,
TABLESWITCH = (byte)0xAA,
LOOKUPSWITCH = (byte)0xAB,
IRETURN = (byte)0xAC,
LRETURN = (byte)0xAD,
FRETURN = (byte)0xAE,
DRETURN = (byte)0xAF,
ARETURN = (byte)0xB0,
RETURN = (byte)0xB1,
GETSTATIC = (byte)0xB2,
PUTSTATIC = (byte)0xB3,
GETFIELD = (byte)0xB4,
PUTFIELD = (byte)0xB5,
INVOKEVIRTUAL = (byte)0xB6,
INVOKESPECIAL = (byte)0xB7,
INVOKESTATIC = (byte)0xB8,
INVOKEINTERFACE = (byte)0xB9,
XXXUNUSEDXXX = (byte)0xBA,
NEW = (byte)0xBB,
NEWARRAY = (byte)0xBC,
ANEWARRAY = (byte)0xBD,
ARRAYLENGTH = (byte)0xBE,
ATHROW = (byte)0xBF,
CHECKCAST = (byte)0xC0,
INSTANCEOF = (byte)0xC1,
MONITORENTER = (byte)0xC2,
MONITOREXIT = (byte)0xC3,
WIDE = (byte)0xC4,
MULTIANEWARRAY = (byte)0xC5,
IFNULL = (byte)0xC6,
IFNONNULL = (byte)0xC7,
GOTO_W = (byte)0xC8,
JSR_W = (byte)0xC9,
BREAKPOINT = (byte)0xCA,
LDC_QUICK = (byte)0xCB,
LDC_W_QUICK = (byte)0xCC,
LDC2_W_QUICK = (byte)0xCD,
GETFIELD_QUICK = (byte)0xCE,
PUTFIELD_QUICK = (byte)0xCF,
GETFIELD2_QUICK = (byte)0xD0,
PUTFIELD2_QUICK = (byte)0xD1,
GETSTATIC_QUICK = (byte)0xD2,
PUTSTATIC_QUICK = (byte)0xD3,
GETSTATIC2_QUICK = (byte)0xD4,
PUTSTATIC2_QUICK = (byte)0xD5,
INVOKEVIRTUAL_QUICK = (byte)0xD6,
INVOKENONVIRTUAL_QUICK = (byte)0xD7,
INVOKESUPER_QUICK = (byte)0xD8,
INVOKESTATIC_QUICK = (byte)0xD9,
INVOKEINTERFACE_QUICK = (byte)0xDA,
INVOKEVIRTUALOBJECT_QUICK = (byte)0xDB,
NEW_QUICK = (byte)0xDD,
ANEWARRAY_QUICK = (byte)0xDE,
MULTIANEWARRAY_QUICK = (byte)0xDF,
CHECKCAST_QUICK = (byte)0xE0,
INSTANCEOF_QUICK = (byte)0xE1,
INVOKEVIRTUAL_QUICK_W = (byte)0xE2,
GETFIELD_QUICK_W = (byte)0xE3,
PUTFIELD_QUICK_W = (byte)0xE4,
IMPDEP1 = (byte)0xFE,
IMPDEP2 = (byte)0xFF;
/**
* Types for the NEWARRAY opcode.
*/
public static final byte
T_BOOLEAN = 4,
T_CHAR = 5,
T_FLOAT = 6,
T_DOUBLE = 7,
T_BYTE = 8,
T_SHORT = 9,
T_INT = 10,
T_LONG = 11;
/**
* Number of bytes of operands generated after the opcode.
*/
static final byte[] extra = {
/* NOP */ 0,
/* ACONST_NULL */ 0,
/* ICONST_M1 */ 0,
/* ICONST_0 */ 0,
/* ICONST_1 */ 0,
/* ICONST_2 */ 0,
/* ICONST_3 */ 0,
/* ICONST_4 */ 0,
/* ICONST_5 */ 0,
/* LCONST_0 */ 0,
/* LCONST_1 */ 0,
/* FCONST_0 */ 0,
/* FCONST_1 */ 0,
/* FCONST_2 */ 0,
/* DCONST_0 */ 0,
/* DCONST_1 */ 0,
/* BIPUSH */ 1,
/* SIPUSH */ 2,
/* LDC */ 1,
/* LDC_W */ 2,
/* LDC2_W */ 2,
/* ILOAD */ 1,
/* LLOAD */ 1,
/* FLOAD */ 1,
/* DLOAD */ 1,
/* ALOAD */ 1,
/* ILOAD_0 */ 0,
/* ILOAD_1 */ 0,
/* ILOAD_2 */ 0,
/* ILOAD_3 */ 0,
/* LLOAD_0 */ 0,
/* LLOAD_1 */ 0,
/* LLOAD_2 */ 0,
/* LLOAD_3 */ 0,
/* FLOAD_0 */ 0,
/* FLOAD_1 */ 0,
/* FLOAD_2 */ 0,
/* FLOAD_3 */ 0,
/* DLOAD_0 */ 0,
/* DLOAD_1 */ 0,
/* DLOAD_2 */ 0,
/* DLOAD_3 */ 0,
/* ALOAD_0 */ 0,
/* ALOAD_1 */ 0,
/* ALOAD_2 */ 0,
/* ALOAD_3 */ 0,
/* IALOAD */ 0,
/* LALOAD */ 0,
/* FALOAD */ 0,
/* DALOAD */ 0,
/* AALOAD */ 0,
/* BALOAD */ 0,
/* CALOAD */ 0,
/* SALOAD */ 0,
/* ISTORE */ 1,
/* LSTORE */ 1,
/* FSTORE */ 1,
/* DSTORE */ 1,
/* ASTORE */ 1,
/* ISTORE_0 */ 0,
/* ISTORE_1 */ 0,
/* ISTORE_2 */ 0,
/* ISTORE_3 */ 0,
/* LSTORE_0 */ 0,
/* LSTORE_1 */ 0,
/* LSTORE_2 */ 0,
/* LSTORE_3 */ 0,
/* FSTORE_0 */ 0,
/* FSTORE_1 */ 0,
/* FSTORE_2 */ 0,
/* FSTORE_3 */ 0,
/* DSTORE_0 */ 0,
/* DSTORE_1 */ 0,
/* DSTORE_2 */ 0,
/* DSTORE_3 */ 0,
/* ASTORE_0 */ 0,
/* ASTORE_1 */ 0,
/* ASTORE_2 */ 0,
/* ASTORE_3 */ 0,
/* IASTORE */ 0,
/* LASTORE */ 0,
/* FASTORE */ 0,
/* DASTORE */ 0,
/* AASTORE */ 0,
/* BASTORE */ 0,
/* CASTORE */ 0,
/* SASTORE */ 0,
/* POP */ 0,
/* POP2 */ 0,
/* DUP */ 0,
/* DUP_X1 */ 0,
/* DUP_X2 */ 0,
/* DUP2 */ 0,
/* DUP2_X1 */ 0,
/* DUP2_X2 */ 0,
/* SWAP */ 0,
/* IADD */ 0,
/* LADD */ 0,
/* FADD */ 0,
/* DADD */ 0,
/* ISUB */ 0,
/* LSUB */ 0,
/* FSUB */ 0,
/* DSUB */ 0,
/* IMUL */ 0,
/* LMUL */ 0,
/* FMUL */ 0,
/* DMUL */ 0,
/* IDIV */ 0,
/* LDIV */ 0,
/* FDIV */ 0,
/* DDIV */ 0,
/* IREM */ 0,
/* LREM */ 0,
/* FREM */ 0,
/* DREM */ 0,
/* INEG */ 0,
/* LNEG */ 0,
/* FNEG */ 0,
/* DNEG */ 0,
/* ISHL */ 0,
/* LSHL */ 0,
/* ISHR */ 0,
/* LSHR */ 0,
/* IUSHR */ 0,
/* LUSHR */ 0,
/* IAND */ 0,
/* LAND */ 0,
/* IOR */ 0,
/* LOR */ 0,
/* IXOR */ 0,
/* LXOR */ 0,
/* IINC */ 2,
/* I2L */ 0,
/* I2F */ 0,
/* I2D */ 0,
/* L2I */ 0,
/* L2F */ 0,
/* L2D */ 0,
/* F2I */ 0,
/* F2L */ 0,
/* F2D */ 0,
/* D2I */ 0,
/* D2L */ 0,
/* D2F */ 0,
/* I2B */ 0,
/* I2C */ 0,
/* I2S */ 0,
/* LCMP */ 0,
/* FCMPL */ 0,
/* FCMPG */ 0,
/* DCMPL */ 0,
/* DCMPG */ 0,
/* IFEQ */ 2,
/* IFNE */ 2,
/* IFLT */ 2,
/* IFGE */ 2,
/* IFGT */ 2,
/* IFLE */ 2,
/* IF_ICMPEQ */ 2,
/* IF_ICMPNE */ 2,
/* IF_ICMPLT */ 2,
/* IF_ICMPGE */ 2,
/* IF_ICMPGT */ 2,
/* IF_ICMPLE */ 2,
/* IF_ACMPEQ */ 2,
/* IF_ACMPNE */ 2,
/* GOTO */ 2,
/* JSR */ 2,
/* RET */ 1,
/* TABLESWITCH */ -1, // depends on alignment
/* LOOKUPSWITCH */ -1, // depends on alignment
/* IRETURN */ 0,
/* LRETURN */ 0,
/* FRETURN */ 0,
/* DRETURN */ 0,
/* ARETURN */ 0,
/* RETURN */ 0,
/* GETSTATIC */ 2,
/* PUTSTATIC */ 2,
/* GETFIELD */ 2,
/* PUTFIELD */ 2,
/* INVOKEVIRTUAL */ 2,
/* INVOKESPECIAL */ 2,
/* INVOKESTATIC */ 2,
/* INVOKEINTERFACE */ 2,
/* XXXUNUSEDXXX */ 0,
/* NEW */ 2,
/* NEWARRAY */ 1,
/* ANEWARRAY */ 2,
/* ARRAYLENGTH */ 0,
/* ATHROW */ 0,
/* CHECKCAST */ 2,
/* INSTANCEOF */ 2,
/* MONITORENTER */ 0,
/* MONITOREXIT */ 0,
/* WIDE */ 0,
/* MULTIANEWARRAY */ 3,
/* IFNULL */ 2,
/* IFNONNULL */ 2,
/* GOTO_W */ 4,
/* JSR_W */ 4,
/* BREAKPOINT */ 0,
/* LDC_QUICK */ 1,
/* LDC_W_QUICK */ 2,
/* LDC2_W_QUICK */ 2,
/* GETFIELD_QUICK */ 2,
/* PUTFIELD_QUICK */ 2,
/* GETFIELD2_QUICK */ 2,
/* PUTFIELD2_QUICK */ 2,
/* GETSTATIC_QUICK */ 2,
/* PUTSTATIC_QUICK */ 2,
/* GETSTATIC2_QUICK */ 2,
/* PUTSTATIC2_QUICK */ 2,
/* INVOKEVIRTUAL_QUICK */ 2,
/* INVOKENONVIRTUAL_QUICK */ 2,
/* INVOKESUPER_QUICK */ 2,
/* INVOKESTATIC_QUICK */ 2,
/* INVOKEINTERFACE_QUICK */ 2,
/* INVOKEVIRTUALOBJECT_QUICK */ 2,
/* XXXUNUSEDXXX */ 0,
/* NEW_QUICK */ 2,
/* ANEWARRAY_QUICK */ 2,
/* MULTIANEWARRAY_QUICK */ 3,
/* CHECKCAST_QUICK */ 2,
/* INSTANCEOF_QUICK */ 2,
/* INVOKEVIRTUAL_QUICK_W */ 0,
/* GETFIELD_QUICK_W */ 2,
/* PUTFIELD_QUICK_W */ 2,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* IMPDEP1 */ 0,
/* IMPDEP2 */ 0
};
/**
* Number of operands accompanying the opcode.
*/
static final byte[] opcodeCount = {
/* NOP */ 0,
/* ACONST_NULL */ 0,
/* ICONST_M1 */ 0,
/* ICONST_0 */ 0,
/* ICONST_1 */ 0,
/* ICONST_2 */ 0,
/* ICONST_3 */ 0,
/* ICONST_4 */ 0,
/* ICONST_5 */ 0,
/* LCONST_0 */ 0,
/* LCONST_1 */ 0,
/* FCONST_0 */ 0,
/* FCONST_1 */ 0,
/* FCONST_2 */ 0,
/* DCONST_0 */ 0,
/* DCONST_1 */ 0,
/* BIPUSH */ 1,
/* SIPUSH */ 1,
/* LDC */ 1,
/* LDC_W */ 1,
/* LDC2_W */ 1,
/* ILOAD */ 1,
/* LLOAD */ 1,
/* FLOAD */ 1,
/* DLOAD */ 1,
/* ALOAD */ 1,
/* ILOAD_0 */ 0,
/* ILOAD_1 */ 0,
/* ILOAD_2 */ 0,
/* ILOAD_3 */ 0,
/* LLOAD_0 */ 0,
/* LLOAD_1 */ 0,
/* LLOAD_2 */ 0,
/* LLOAD_3 */ 0,
/* FLOAD_0 */ 0,
/* FLOAD_1 */ 0,
/* FLOAD_2 */ 0,
/* FLOAD_3 */ 0,
/* DLOAD_0 */ 0,
/* DLOAD_1 */ 0,
/* DLOAD_2 */ 0,
/* DLOAD_3 */ 0,
/* ALOAD_0 */ 0,
/* ALOAD_1 */ 0,
/* ALOAD_2 */ 0,
/* ALOAD_3 */ 0,
/* IALOAD */ 0,
/* LALOAD */ 0,
/* FALOAD */ 0,
/* DALOAD */ 0,
/* AALOAD */ 0,
/* BALOAD */ 0,
/* CALOAD */ 0,
/* SALOAD */ 0,
/* ISTORE */ 1,
/* LSTORE */ 1,
/* FSTORE */ 1,
/* DSTORE */ 1,
/* ASTORE */ 1,
/* ISTORE_0 */ 0,
/* ISTORE_1 */ 0,
/* ISTORE_2 */ 0,
/* ISTORE_3 */ 0,
/* LSTORE_0 */ 0,
/* LSTORE_1 */ 0,
/* LSTORE_2 */ 0,
/* LSTORE_3 */ 0,
/* FSTORE_0 */ 0,
/* FSTORE_1 */ 0,
/* FSTORE_2 */ 0,
/* FSTORE_3 */ 0,
/* DSTORE_0 */ 0,
/* DSTORE_1 */ 0,
/* DSTORE_2 */ 0,
/* DSTORE_3 */ 0,
/* ASTORE_0 */ 0,
/* ASTORE_1 */ 0,
/* ASTORE_2 */ 0,
/* ASTORE_3 */ 0,
/* IASTORE */ 0,
/* LASTORE */ 0,
/* FASTORE */ 0,
/* DASTORE */ 0,
/* AASTORE */ 0,
/* BASTORE */ 0,
/* CASTORE */ 0,
/* SASTORE */ 0,
/* POP */ 0,
/* POP2 */ 0,
/* DUP */ 0,
/* DUP_X1 */ 0,
/* DUP_X2 */ 0,
/* DUP2 */ 0,
/* DUP2_X1 */ 0,
/* DUP2_X2 */ 0,
/* SWAP */ 0,
/* IADD */ 0,
/* LADD */ 0,
/* FADD */ 0,
/* DADD */ 0,
/* ISUB */ 0,
/* LSUB */ 0,
/* FSUB */ 0,
/* DSUB */ 0,
/* IMUL */ 0,
/* LMUL */ 0,
/* FMUL */ 0,
/* DMUL */ 0,
/* IDIV */ 0,
/* LDIV */ 0,
/* FDIV */ 0,
/* DDIV */ 0,
/* IREM */ 0,
/* LREM */ 0,
/* FREM */ 0,
/* DREM */ 0,
/* INEG */ 0,
/* LNEG */ 0,
/* FNEG */ 0,
/* DNEG */ 0,
/* ISHL */ 0,
/* LSHL */ 0,
/* ISHR */ 0,
/* LSHR */ 0,
/* IUSHR */ 0,
/* LUSHR */ 0,
/* IAND */ 0,
/* LAND */ 0,
/* IOR */ 0,
/* LOR */ 0,
/* IXOR */ 0,
/* LXOR */ 0,
/* IINC */ 2,
/* I2L */ 0,
/* I2F */ 0,
/* I2D */ 0,
/* L2I */ 0,
/* L2F */ 0,
/* L2D */ 0,
/* F2I */ 0,
/* F2L */ 0,
/* F2D */ 0,
/* D2I */ 0,
/* D2L */ 0,
/* D2F */ 0,
/* I2B */ 0,
/* I2C */ 0,
/* I2S */ 0,
/* LCMP */ 0,
/* FCMPL */ 0,
/* FCMPG */ 0,
/* DCMPL */ 0,
/* DCMPG */ 0,
/* IFEQ */ 1,
/* IFNE */ 1,
/* IFLT */ 1,
/* IFGE */ 1,
/* IFGT */ 1,
/* IFLE */ 1,
/* IF_ICMPEQ */ 1,
/* IF_ICMPNE */ 1,
/* IF_ICMPLT */ 1,
/* IF_ICMPGE */ 1,
/* IF_ICMPGT */ 1,
/* IF_ICMPLE */ 1,
/* IF_ACMPEQ */ 1,
/* IF_ACMPNE */ 1,
/* GOTO */ 1,
/* JSR */ 1,
/* RET */ 1,
/* TABLESWITCH */ -1,
/* LOOKUPSWITCH */ -1,
/* IRETURN */ 0,
/* LRETURN */ 0,
/* FRETURN */ 0,
/* DRETURN */ 0,
/* ARETURN */ 0,
/* RETURN */ 0,
/* GETSTATIC */ 1,
/* PUTSTATIC */ 1,
/* GETFIELD */ 1,
/* PUTFIELD */ 1,
/* INVOKEVIRTUAL */ 1,
/* INVOKESPECIAL */ 1,
/* INVOKESTATIC */ 1,
/* INVOKEINTERFACE */ 1,
/* XXXUNUSEDXXX */ 0,
/* NEW */ 1,
/* NEWARRAY */ 1,
/* ANEWARRAY */ 1,
/* ARRAYLENGTH */ 0,
/* ATHROW */ 0,
/* CHECKCAST */ 1,
/* INSTANCEOF */ 1,
/* MONITORENTER */ 0,
/* MONITOREXIT */ 0,
/* WIDE */ 0,
/* MULTIANEWARRAY */ 2,
/* IFNULL */ 1,
/* IFNONNULL */ 1,
/* GOTO_W */ 1,
/* JSR_W */ 1,
/* BREAKPOINT */ 0,
/* LDC_QUICK */ -1,
/* LDC_W_QUICK */ -1,
/* LDC2_W_QUICK */ -1,
/* GETFIELD_QUICK */ -1,
/* PUTFIELD_QUICK */ -1,
/* GETFIELD2_QUICK */ -1,
/* PUTFIELD2_QUICK */ -1,
/* GETSTATIC_QUICK */ -1,
/* PUTSTATIC_QUICK */ -1,
/* GETSTATIC2_QUICK */ -1,
/* PUTSTATIC2_QUICK */ -1,
/* INVOKEVIRTUAL_QUICK */ -1,
/* INVOKENONVIRTUAL_QUICK */ -1,
/* INVOKESUPER_QUICK */ -1,
/* INVOKESTATIC_QUICK */ -1,
/* INVOKEINTERFACE_QUICK */ -1,
/* INVOKEVIRTUALOBJECT_QUICK */ -1,
/* XXXUNUSEDXXX */ -1,
/* NEW_QUICK */ -1,
/* ANEWARRAY_QUICK */ -1,
/* MULTIANEWARRAY_QUICK */ -1,
/* CHECKCAST_QUICK */ -1,
/* INSTANCEOF_QUICK */ -1,
/* INVOKEVIRTUAL_QUICK_W */ -1,
/* GETFIELD_QUICK_W */ -1,
/* PUTFIELD_QUICK_W */ -1,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* IMPDEP1 */ 0,
/* IMPDEP2 */ 0
};
/**
* The effect on the operand stack of a given opcode.
*/
static final byte[] stackChange = {
/* NOP */ 0,
/* ACONST_NULL */ 1,
/* ICONST_M1 */ 1,
/* ICONST_0 */ 1,
/* ICONST_1 */ 1,
/* ICONST_2 */ 1,
/* ICONST_3 */ 1,
/* ICONST_4 */ 1,
/* ICONST_5 */ 1,
/* LCONST_0 */ 2,
/* LCONST_1 */ 2,
/* FCONST_0 */ 1,
/* FCONST_1 */ 1,
/* FCONST_2 */ 1,
/* DCONST_0 */ 2,
/* DCONST_1 */ 2,
/* BIPUSH */ 1,
/* SIPUSH */ 1,
/* LDC */ 1,
/* LDC_W */ 1,
/* LDC2_W */ 2,
/* ILOAD */ 1,
/* LLOAD */ 2,
/* FLOAD */ 1,
/* DLOAD */ 2,
/* ALOAD */ 1,
/* ILOAD_0 */ 1,
/* ILOAD_1 */ 1,
/* ILOAD_2 */ 1,
/* ILOAD_3 */ 1,
/* LLOAD_0 */ 2,
/* LLOAD_1 */ 2,
/* LLOAD_2 */ 2,
/* LLOAD_3 */ 2,
/* FLOAD_0 */ 1,
/* FLOAD_1 */ 1,
/* FLOAD_2 */ 1,
/* FLOAD_3 */ 1,
/* DLOAD_0 */ 2,
/* DLOAD_1 */ 2,
/* DLOAD_2 */ 2,
/* DLOAD_3 */ 2,
/* ALOAD_0 */ 1,
/* ALOAD_1 */ 1,
/* ALOAD_2 */ 1,
/* ALOAD_3 */ 1,
/* IALOAD */ -1,
/* LALOAD */ 0,
/* FALOAD */ -1,
/* DALOAD */ 0,
/* AALOAD */ -1,
/* BALOAD */ -1,
/* CALOAD */ -1,
/* SALOAD */ -1,
/* ISTORE */ -1,
/* LSTORE */ -2,
/* FSTORE */ -1,
/* DSTORE */ -2,
/* ASTORE */ -1,
/* ISTORE_0 */ -1,
/* ISTORE_1 */ -1,
/* ISTORE_2 */ -1,
/* ISTORE_3 */ -1,
/* LSTORE_0 */ -2,
/* LSTORE_1 */ -2,
/* LSTORE_2 */ -2,
/* LSTORE_3 */ -2,
/* FSTORE_0 */ -1,
/* FSTORE_1 */ -1,
/* FSTORE_2 */ -1,
/* FSTORE_3 */ -1,
/* DSTORE_0 */ -2,
/* DSTORE_1 */ -2,
/* DSTORE_2 */ -2,
/* DSTORE_3 */ -2,
/* ASTORE_0 */ -1,
/* ASTORE_1 */ -1,
/* ASTORE_2 */ -1,
/* ASTORE_3 */ -1,
/* IASTORE */ -3,
/* LASTORE */ -4,
/* FASTORE */ -3,
/* DASTORE */ -4,
/* AASTORE */ -3,
/* BASTORE */ -3,
/* CASTORE */ -3,
/* SASTORE */ -3,
/* POP */ -1,
/* POP2 */ -2,
/* DUP */ 1,
/* DUP_X1 */ 1,
/* DUP_X2 */ 1,
/* DUP2 */ 2,
/* DUP2_X1 */ 2,
/* DUP2_X2 */ 2,
/* SWAP */ 0,
/* IADD */ -1,
/* LADD */ -2,
/* FADD */ -1,
/* DADD */ -2,
/* ISUB */ -1,
/* LSUB */ -2,
/* FSUB */ -1,
/* DSUB */ -2,
/* IMUL */ -1,
/* LMUL */ -2,
/* FMUL */ -1,
/* DMUL */ -2,
/* IDIV */ -1,
/* LDIV */ -2,
/* FDIV */ -1,
/* DDIV */ -2,
/* IREM */ -1,
/* LREM */ -2,
/* FREM */ -1,
/* DREM */ -2,
/* INEG */ 0,
/* LNEG */ 0,
/* FNEG */ 0,
/* DNEG */ 0,
/* ISHL */ -1,
/* LSHL */ -1,
/* ISHR */ -1,
/* LSHR */ -1,
/* IUSHR */ -1,
/* LUSHR */ -1,
/* IAND */ -1,
/* LAND */ -2,
/* IOR */ -1,
/* LOR */ -2,
/* IXOR */ -1,
/* LXOR */ -2,
/* IINC */ 0,
/* I2L */ 1,
/* I2F */ 0,
/* I2D */ 1,
/* L2I */ -1,
/* L2F */ -1,
/* L2D */ 0,
/* F2I */ 0,
/* F2L */ 1,
/* F2D */ 1,
/* D2I */ -1,
/* D2L */ 0,
/* D2F */ -1,
/* I2B */ 0,
/* I2C */ 0,
/* I2S */ 0,
/* LCMP */ -3,
/* FCMPL */ -1,
/* FCMPG */ -1,
/* DCMPL */ -3,
/* DCMPG */ -3,
/* IFEQ */ -1,
/* IFNE */ -1,
/* IFLT */ -1,
/* IFGE */ -1,
/* IFGT */ -1,
/* IFLE */ -1,
/* IF_ICMPEQ */ -2,
/* IF_ICMPNE */ -2,
/* IF_ICMPLT */ -2,
/* IF_ICMPGE */ -2,
/* IF_ICMPGT */ -2,
/* IF_ICMPLE */ -2,
/* IF_ACMPEQ */ -2,
/* IF_ACMPNE */ -2,
/* GOTO */ 0,
/* JSR */ 1,
/* RET */ 0,
/* TABLESWITCH */ -1,
/* LOOKUPSWITCH */ -1,
/* IRETURN */ -1,
/* LRETURN */ -2,
/* FRETURN */ -1,
/* DRETURN */ -2,
/* ARETURN */ -1,
/* RETURN */ 0,
/* GETSTATIC */ 0,
/* PUTSTATIC */ 0,
/* GETFIELD */ -1,
/* PUTFIELD */ -1,
/* INVOKEVIRTUAL */ -1, // pops 'this' (unless static)
/* INVOKESPECIAL */ -1, // but needs to account for
/* INVOKESTATIC */ 0, // parameters and return type
/* INVOKEINTERFACE */ -1, //
/* XXXUNUSEDXXX */ 0,
/* NEW */ 1,
/* NEWARRAY */ 0,
/* ANEWARRAY */ 0,
/* ARRAYLENGTH */ 0,
/* ATHROW */ -1,
/* CHECKCAST */ 0,
/* INSTANCEOF */ 0,
/* MONITORENTER */ -1,
/* MONITOREXIT */ -1,
/* WIDE */ 0,
/* MULTIANEWARRAY */ 1,
/* IFNULL */ -1,
/* IFNONNULL */ -1,
/* GOTO_W */ 0,
/* JSR_W */ 1,
/* BREAKPOINT */ 0,
/* LDC_QUICK */ 1,
/* LDC_W_QUICK */ 1,
/* LDC2_W_QUICK */ 2,
/* GETFIELD_QUICK */ 0,
/* PUTFIELD_QUICK */ 0,
/* GETFIELD2_QUICK */ 0,
/* PUTFIELD2_QUICK */ 0,
/* GETSTATIC_QUICK */ 0,
/* PUTSTATIC_QUICK */ 0,
/* GETSTATIC2_QUICK */ 0,
/* PUTSTATIC2_QUICK */ 0,
/* INVOKEVIRTUAL_QUICK */ 0,
/* INVOKENONVIRTUAL_QUICK */ 0,
/* INVOKESUPER_QUICK */ 0,
/* INVOKESTATIC_QUICK */ 0,
/* INVOKEINTERFACE_QUICK */ 0,
/* INVOKEVIRTUALOBJECT_QUICK */ 0,
/* XXXUNUSEDXXX */ 0,
/* NEW_QUICK */ 1,
/* ANEWARRAY_QUICK */ 1,
/* MULTIANEWARRAY_QUICK */ 1,
/* CHECKCAST_QUICK */ -1,
/* INSTANCEOF_QUICK */ 0,
/* INVOKEVIRTUAL_QUICK_W */ 0,
/* GETFIELD_QUICK_W */ 0,
/* PUTFIELD_QUICK_W */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* XXXUNUSEDXXX */ 0,
/* IMPDEP1 */ 0,
/* IMPDEP2 */ 0
};
}
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