Package jminusminus

Class CLArithmeticInstruction

java.lang.Object

jminusminus.CLInstruction

jminusminus.CLArithmeticInstruction

class CLArithmeticInstruction
extends CLInstruction

Representation for ARITHMETIC1 and ARITHMETIC2 instructions.

Field Summary

Fields inherited from class jminusminus.CLInstruction

instructionInfo, localVariableIndex, mnemonic, opcode, operandCount, pc, stackUnits

Constructor Summary

Constructors

Constructor	Description
CLArithmeticInstruction(int opcode, int pc)	Constructs a CLArithmeticInstruction object for ARITHMETIC1 instructions.
CLArithmeticInstruction(int opcode, int pc, int localVariableIndex, int constVal, boolean isWidened)	Constructs a CLArithmeticInstruction object for IINC instruction.

Method Summary

Modifier and Type	Method	Description
ArrayList<Integer>	toBytes()	Returns the bytecode for this instruction.

Methods inherited from class jminusminus.CLInstruction

byteAt, isValid, localVariableIndex, mnemonic, opcode, operandCount, pc, stackUnits

Methods inherited from class java.lang.Object

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

Constructor Details

CLArithmeticInstruction

public CLArithmeticInstruction(int opcode,
 int pc)

Constructs a CLArithmeticInstruction object for ARITHMETIC1 instructions.

Parameters:

opcode - the opcode for this instruction.

pc - index of this instruction within the code array of a method.

CLArithmeticInstruction

public CLArithmeticInstruction(int opcode,
 int pc,
 int localVariableIndex,
 int constVal,
 boolean isWidened)

Constructs a CLArithmeticInstruction object for IINC instruction.

Parameters:

opcode - the opcode for this instruction.

pc - index of this instruction within the code array of a method.

localVariableIndex - index of the local variable to increment.

constVal - increment value.

isWidened - whether this instruction is preceeded by the WIDE (widening) instruction.

Method Details

toBytes

public ArrayList<Integer> toBytes()

Returns the bytecode for this instruction.

Specified by:

toBytes in class CLInstruction

Returns:

the bytecode for this instruction.