at.dms.classfile
Class NoArgInstruction

java.lang.Object
  at.dms.classfile.AbstractInstructionAccessor
      at.dms.classfile.Instruction
          at.dms.classfile.NoArgInstruction

All Implemented Interfaces:

Constants, InstructionAccessor

public class NoArgInstruction
extends Instruction

This class represents instructions that take no arguments. opc_dastore, opc_lastore, opc_aastore, opc_bastore, opc_castore, opc_dcmpg, opc_dcmpl, opc_fastore, opc_iastore, opc_lcmp, opc_sastore, opc_dadd, opc_ddiv, opc_dmul, opc_drem, opc_dreturn, opc_dsub, opc_ladd, opc_land, opc_ldiv, opc_lmul, opc_lor, opc_lrem, opc_lreturn, opc_lsub, opc_lxor, opc_pop2, opc_aaload, opc_areturn, opc_athrow, opc_baload, opc_caload, opc_d2f, opc_d2i, opc_fadd, opc_faload, opc_fcmpg, opc_fcmpl, opc_fdiv, opc_fmul, opc_frem, opc_freturn, opc_fsub, opc_iadd, opc_iaload, opc_iand, opc_idiv, opc_imul, opc_isub, opc_irem, opc_ishl, opc_ishr, opc_iushr, opc_ior, opc_ixor, opc_l2f, opc_l2i, opc_lshl, opc_lshr, opc_lushr, opc_monitorenter, opc_monitorexit, opc_pop, opc_saload, opc_ireturn, opc_nop, opc_arraylength, opc_d2l, opc_daload, opc_dneg, opc_f2i, opc_fneg, opc_i2b, opc_i2c, opc_i2f, opc_i2s, opc_ineg, opc_l2d, opc_laload, opc_lneg, opc_return, opc_swap, opc_aconst_null, opc_dup, opc_dup_x1, opc_dup_x2, opc_f2d, opc_f2l, opc_i2d, opc_i2l, opc_dup2, opc_dup2_x1, opc_dup2_x2

Field Summary

Fields inherited from interface at.dms.classfile.Constants

ACC_ABSTRACT, ACC_FINAL, ACC_INLINE, ACC_INTERFACE, ACC_NATIVE, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_TRANSIENT, ACC_VOLATILE, ATT_CODE, ATT_CONSTANTVALUE, ATT_DEPRECATED, ATT_EXCEPTIONS, ATT_GENERIC, ATT_INNERCLASSES, ATT_LINENUMBERTABLE, ATT_LOCALVARIABLETABLE, ATT_SOURCEFILE, ATT_SYNTHETIC, CST_CLASS, CST_DOUBLE, CST_FIELD, CST_FLOAT, CST_INTEGER, CST_INTERFACEMETHOD, CST_LONG, CST_METHOD, CST_NAMEANDTYPE, CST_STRING, CST_UTF8, ENV_DEBUG_MODE, ENV_USE_CACHE, JAVA_MAGIC, JAVA_MAJOR, JAVA_MINOR, MAX_CODE_PER_METHOD, opc_aaload, opc_aastore, opc_aconst_null, opc_aload, opc_aload_0, opc_aload_1, opc_aload_2, opc_aload_3, opc_anewarray, opc_areturn, opc_arraylength, opc_astore, opc_astore_0, opc_astore_1, opc_astore_2, opc_astore_3, opc_athrow, opc_baload, opc_bastore, opc_bipush, opc_caload, opc_castore, opc_checkcast, opc_d2f, opc_d2i, opc_d2l, opc_dadd, opc_daload, opc_dastore, opc_dcmpg, opc_dcmpl, opc_dconst_0, opc_dconst_1, opc_ddiv, opc_dload, opc_dload_0, opc_dload_1, opc_dload_2, opc_dload_3, opc_dmul, opc_dneg, opc_drem, opc_dreturn, opc_dstore, opc_dstore_0, opc_dstore_1, opc_dstore_2, opc_dstore_3, opc_dsub, opc_dup, opc_dup_x1, opc_dup_x2, opc_dup2, opc_dup2_x1, opc_dup2_x2, opc_f2d, opc_f2i, opc_f2l, opc_fadd, opc_faload, opc_fastore, opc_fcmpg, opc_fcmpl, opc_fconst_0, opc_fconst_1, opc_fconst_2, opc_fdiv, opc_fload, opc_fload_0, opc_fload_1, opc_fload_2, opc_fload_3, opc_fmul, opc_fneg, opc_frem, opc_freturn, opc_fstore, opc_fstore_0, opc_fstore_1, opc_fstore_2, opc_fstore_3, opc_fsub, opc_getfield, opc_getstatic, opc_goto, opc_goto_w, opc_i2b, opc_i2c, opc_i2d, opc_i2f, opc_i2l, opc_i2s, opc_iadd, opc_iaload, opc_iand, opc_iastore, opc_iconst_0, opc_iconst_1, opc_iconst_2, opc_iconst_3, opc_iconst_4, opc_iconst_5, opc_iconst_m1, opc_idiv, opc_if_acmpeq, opc_if_acmpne, opc_if_icmpeq, opc_if_icmpge, opc_if_icmpgt, opc_if_icmple, opc_if_icmplt, opc_if_icmpne, opc_ifeq, opc_ifge, opc_ifgt, opc_ifle, opc_iflt, opc_ifne, opc_ifnonnull, opc_ifnull, opc_iinc, opc_iload, opc_iload_0, opc_iload_1, opc_iload_2, opc_iload_3, opc_imul, opc_ineg, opc_instanceof, opc_invokeinterface, opc_invokespecial, opc_invokestatic, opc_invokevirtual, opc_ior, opc_irem, opc_ireturn, opc_ishl, opc_ishr, opc_istore, opc_istore_0, opc_istore_1, opc_istore_2, opc_istore_3, opc_isub, opc_iushr, opc_ixor, opc_jsr, opc_jsr_w, opc_l2d, opc_l2f, opc_l2i, opc_ladd, opc_laload, opc_land, opc_lastore, opc_lcmp, opc_lconst_0, opc_lconst_1, opc_ldc, opc_ldc_w, opc_ldc2_w, opc_ldiv, opc_lload, opc_lload_0, opc_lload_1, opc_lload_2, opc_lload_3, opc_lmul, opc_lneg, opc_lookupswitch, opc_lor, opc_lrem, opc_lreturn, opc_lshl, opc_lshr, opc_lstore, opc_lstore_0, opc_lstore_1, opc_lstore_2, opc_lstore_3, opc_lsub, opc_lushr, opc_lxor, opc_monitorenter, opc_monitorexit, opc_multianewarray, opc_new, opc_newarray, opc_nop, opc_pop, opc_pop2, opc_putfield, opc_putstatic, opc_ret, opc_return, opc_saload, opc_sastore, opc_sipush, opc_swap, opc_tableswitch, opc_wide, opc_xxxunusedxxx, POO_ASCII_CONSTANT, POO_CLASS_CONSTANT, POO_DOUBLE_CONSTANT, POO_FLOAT_CONSTANT, POO_INTEGER_CONSTANT, POO_LONG_CONSTANT, POO_NAT_CONSTANT, POO_REF_CONSTANT, POO_STRING_CONSTANT, TYP_ADDRESS, TYP_DOUBLE, TYP_FLOAT, TYP_INT, TYP_LONG, TYP_REFERENCE, TYP_VOID

Constructor Summary

NoArgInstruction(int opcode)
Constructs a new instruction that takes no arguments

Method Summary

boolean	canComplete() Returns true iff control flow can reach the next instruction in textual order.
int	getPushedOnStack() Returns the size of data pushed on the stack by this instruction
byte	getReturnType() Returns the type pushed on the stack
int	getStack() Return the amount of stack (positive or negative) used by this instruction
boolean	isLiteral() Return true if this instruction is a literal

Methods inherited from class at.dms.classfile.Instruction

dump, getOpcode, getPoppedFromStack

Methods inherited from class at.dms.classfile.AbstractInstructionAccessor

deepClone, deepCloneInto, transform

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NoArgInstruction

public NoArgInstruction(int opcode)

Constructs a new instruction that takes no arguments

Parameters:

opcode - the opcode of the instruction

Method Detail

canComplete

public boolean canComplete()

Returns true iff control flow can reach the next instruction in textual order.

Specified by:

canComplete in class Instruction

getReturnType

public byte getReturnType()

Returns the type pushed on the stack

Specified by:

getReturnType in class Instruction

getPushedOnStack

public int getPushedOnStack()

Returns the size of data pushed on the stack by this instruction

Specified by:

getPushedOnStack in class Instruction

getStack

public int getStack()

Return the amount of stack (positive or negative) used by this instruction

Specified by:

getStack in class Instruction

isLiteral

public boolean isLiteral()

Return true if this instruction is a literal

Overrides:

isLiteral in class Instruction