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 and Description
NLIRLoad(NBasicBlock block, int id, int offset, OffsetFrom offsetFrom, NRegister register) Construct an NLIRLoad instruction.

Method Summary

Methods

Modifier and Type	Method and Description
void	toSpim(PrintWriter out) Translate this LIR instruction into SPIM and write it out to the specified output stream.
String	toString() Return 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 Detail

NLIRLoad

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

Construct an NLIRLoad instruction.

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 Detail

toSpim

public void toSpim(PrintWriter out)

Description copied from class: NLIRInstruction

Translate this LIR instruction into SPIM and write it out to the specified output stream.

Overrides:

toSpim in class NLIRInstruction

Parameters:

out - output stream for SPIM code.

toString

public String toString()

Description copied from class: NLIRInstruction

Return a string representation of this instruction.

Overrides:

toString in class NLIRInstruction

Returns:

string representation of this instruction.