org.jikesrvm.compilers.opt.ir

Class MIRInfo

java.lang.Object

org.jikesrvm.compilers.opt.ir.MIRInfo

public final class MIRInfo
extends Object

Wrapper class around IR info that is valid on the MIR

Field Summary

Fields

Modifier and Type	Field and Description
BasicBlock	backedgeYieldpointBlock A basic block holding the call to Thread.threadSwitch for a backedge.
BasicBlock	epilogueYieldpointBlock A basic block holding the call to Thread.threadSwitch for an epilogue.
int	fpStackHeight The number of floating point stack slots allocated.
int	frameSize The frame size of the current method
GCIRMap	gcIRMap The IRMap for the method (symbolic GCMapping info)
LinearScanState	linearScanState Information needed for linear scan.
CodeArray	machinecode The generated machinecodes produced by this compilation of 'method'
MachineCodeOffsets	mcOffsets
int	mcSizeEstimate Estimate produced by FinalMIRExpansion and used by Assembler to create code array; only meaningful on PowerPC
VariableMap	osrVarMap
BasicBlock	osrYieldpointBlock A basic block holding the call to yieldpointFromOsrOpt for an OSR invalidation.
BasicBlock	prologueYieldpointBlock A basic block holding the call to Thread.threadSwitch for a prologue.
RegisterAllocatorState	regAllocState

Constructor Summary

Constructors

Constructor and Description
MIRInfo(IR ir)

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

machinecode

public CodeArray machinecode

The generated machinecodes produced by this compilation of 'method'

mcSizeEstimate

public int mcSizeEstimate

Estimate produced by FinalMIRExpansion and used by Assembler to create code array; only meaningful on PowerPC

gcIRMap

public GCIRMap gcIRMap

The IRMap for the method (symbolic GCMapping info)

osrVarMap

public VariableMap osrVarMap

frameSize

public int frameSize

The frame size of the current method

fpStackHeight

public int fpStackHeight

The number of floating point stack slots allocated. (Only used on IA32)

prologueYieldpointBlock

public BasicBlock prologueYieldpointBlock

A basic block holding the call to Thread.threadSwitch for a prologue.

epilogueYieldpointBlock

public BasicBlock epilogueYieldpointBlock

A basic block holding the call to Thread.threadSwitch for an epilogue.

backedgeYieldpointBlock

public BasicBlock backedgeYieldpointBlock

A basic block holding the call to Thread.threadSwitch for a backedge.

osrYieldpointBlock

public BasicBlock osrYieldpointBlock

A basic block holding the call to yieldpointFromOsrOpt for an OSR invalidation.

linearScanState

public LinearScanState linearScanState

Information needed for linear scan.

regAllocState

public RegisterAllocatorState regAllocState

mcOffsets

public MachineCodeOffsets mcOffsets

Constructor Detail

MIRInfo

public MIRInfo(IR ir)