Package jminusminus

Class NLIRReturn

java.lang.Object

jminusminus.NLIRInstruction

jminusminus.NLIRReturn

class NLIRReturn
extends NLIRInstruction

HIR instruction representing a JVM return instruction.

Field Summary

Fields inherited from class jminusminus.NLIRInstruction

block, id, lirMnemonic, reads, write

Constructor Summary

Constructors

Constructor	Description
NLIRReturn(NBasicBlock block, int id, int opcode, NPhysicalRegister result)	Constructs an NLIRReturn object.

Method Summary

Modifier and Type	Method	Description
void	toSpim(PrintWriter out)	Translates this LIR instruction into SPIM and writes it out to the specified output stream.
String	toString()	Returns a string representation of this instruction.

Methods inherited from class jminusminus.NLIRInstruction

allocatePhysicalRegisters

Methods inherited from class java.lang.Object

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

Constructor Details

NLIRReturn

public NLIRReturn(NBasicBlock block,
 int id,
 int opcode,
 NPhysicalRegister result)

Constructs an NLIRReturn object.

Parameters:

block - enclosing block.

id - identifier of the instruction.

opcode - JVM opcode for the return instruction.

result - physical register storing return value, or null.

Method Details

toSpim

public void toSpim(PrintWriter out)

Translates this LIR instruction into SPIM and writes it out to the specified output stream.

Overrides:

toSpim in class NLIRInstruction

Parameters:

out - output stream for SPIM code.

toString

public String toString()

Returns a string representation of this instruction.

Overrides:

toString in class NLIRInstruction

Returns:

a string representation of this instruction.