jminusminus

Class NHIRArithmetic

java.lang.Object

jminusminus.NHIRInstruction

jminusminus.NHIRArithmetic

 class NHIRArithmetic
extends NHIRInstruction

HIR instruction corresponding to the JVM arithmetic instructions.

Field Summary

Fields

Modifier and Type	Field and Description
int	lhs Lhs HIR id.
int	opcode Opcode for the arithmetic operator.
int	rhs Rhs HIR id.

Fields inherited from class jminusminus.NHIRInstruction

block, hirMnemonic, id, lir, lType, sType

Constructor Summary

Constructors

Constructor and Description
NHIRArithmetic(NBasicBlock block, int id, int opcode, int lhs, int rhs) Construct an NHIRArithmetic instruction.

Method Summary

Methods

Modifier and Type	Method and Description
NLIRInstruction	toLir() Convert and return a low-level representation (LIR) of this HIR instruction.
String	toString() Return a string representation of this instruction.

Methods inherited from class jminusminus.NHIRInstruction

equals, id

Methods inherited from class java.lang.Object

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

Field Detail

opcode

public int opcode

Opcode for the arithmetic operator.

lhs

public int lhs

Lhs HIR id.

rhs

public int rhs

Rhs HIR id.

Constructor Detail

NHIRArithmetic

public NHIRArithmetic(NBasicBlock block,
              int id,
              int opcode,
              int lhs,
              int rhs)

Construct an NHIRArithmetic instruction.

Parameters:

block - enclosing block.

id - identifier of the instruction.

opcode - opcode for the arithmetic operator.

lhs - lhs HIR id.

rhs - rhs HIR id.

Method Detail

toLir

public NLIRInstruction toLir()

Description copied from class: NHIRInstruction

Convert and return a low-level representation (LIR) of this HIR instruction. Also adds the returned LIR instruction to the list of LIR instructions for the block containing this instruction, along with any other intermediate LIR instructions needed.

Overrides:

toLir in class NHIRInstruction

Returns:

LIR instruction corresponding to this HIR instruction.

toString

public String toString()

Description copied from class: NHIRInstruction

Return a string representation of this instruction.

Overrides:

toString in class NHIRInstruction

Returns:

string representation of this instruction.