Package jminusminus

Class NHIRConditionalJump

java.lang.Object

jminusminus.NHIRInstruction

jminusminus.NHIRConditionalJump

class NHIRConditionalJump
extends NHIRInstruction

HIR instruction representing an conditional jump instructions in JVM.

Field Summary

Fields inherited from class jminusminus.NHIRInstruction

block, hirMnemonic, id, lir, lType, sType

Constructor Summary

Constructors

Constructor	Description
NHIRConditionalJump(NBasicBlock block, int id, int lhs, int rhs, int opcode, NBasicBlock onTrueDestination, NBasicBlock onFalseDestination)	Constructs an NHIRConditionalJump object.

Method Summary

Modifier and Type	Method	Description
NLIRInstruction	toLir()	Converts and returns a low-level representation (LIR) of this HIR instruction.
String	toString()	Returns 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

Constructor Details

NHIRConditionalJump

public NHIRConditionalJump(NBasicBlock block,
 int id,
 int lhs,
 int rhs,
 int opcode,
 NBasicBlock onTrueDestination,
 NBasicBlock onFalseDestination)

Constructs an NHIRConditionalJump object.

Parameters:

block - enclosing block.

id - identifier of the instruction.

lhs - Lhs HIR id.

rhs - Rhs HIR id.

opcode - opcode in the test.

onTrueDestination - block to jump to on true.

onFalseDestination - block to jump to on false.

Method Details

toLir

public NLIRInstruction toLir()

Converts and returns 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:

the LIR instruction corresponding to this HIR instruction.

toString

public String toString()

Returns a string representation of this instruction.

Overrides:

toString in class NHIRInstruction

Returns:

a string representation of this instruction.