Package jminusminus

Class NLIRLoad

java.lang.Object

jminusminus.NLIRInstruction

jminusminus.NLIRLoad

class NLIRLoad
extends NLIRInstruction

LIR instruction representing a load from memory to register.

Field Summary

Fields inherited from class jminusminus.NLIRInstruction

block, id, lirMnemonic, reads, write

Constructor Summary

Constructors

Constructor	Description
NLIRLoad(NBasicBlock block, int id, int offset, OffsetFrom offsetFrom, NRegister register)	Constructs an NLIRLoad 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

NLIRLoad

public NLIRLoad(NBasicBlock block,
 int id,
 int offset,
 OffsetFrom offsetFrom,
 NRegister register)

Constructs an NLIRLoad object.

Parameters:

block - enclosing block.

id - identifier of the instruction.

offset - stack offset to load from.

offsetFrom - whether offset relative to stack pointer (sp) or frame pointer (fp).

register - register to load to.

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.