com.oracle.graal.lir.alloc.lsra

Class LinearScanAssignLocationsPhase

java.lang.Object

com.oracle.graal.lir.phases.LIRPhase<AllocationPhase.AllocationContext>

com.oracle.graal.lir.phases.AllocationPhase

com.oracle.graal.lir.alloc.lsra.LinearScanAssignLocationsPhase

public final class LinearScanAssignLocationsPhase
extends AllocationPhase

Phase 7: Assign register numbers back to LIR.

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.graal.lir.phases.AllocationPhase

AllocationPhase.AllocationContext

Nested classes/interfaces inherited from class com.oracle.graal.lir.phases.LIRPhase

LIRPhase.Options

Field Summary

Fields

Modifier and Type	Field and Description
private LinearScan	allocator

Constructor Summary

Constructors

Constructor and Description
LinearScanAssignLocationsPhase(LinearScan allocator)

Method Summary

Modifier and Type	Method and Description
private void	assignLocations()
private void	assignLocations(List<LIRInstruction> instructions)
private Value	colorLirOperand(Variable operand, int opId, LIRInstruction.OperandMode mode) Assigns the allocated location for an LIR instruction operand back into the instruction.
private void	computeDebugInfo(LIRInstruction op, LIRFrameState info)
private Value	debugInfoProcedure(LIRInstruction op, Value operand, LIRInstruction.OperandMode valueMode, EnumSet<LIRInstruction.OperandFlag> flags)
protected <B extends AbstractBlockBase<B>> void	run(TargetDescription target, LIRGenerationResult lirGenRes, List<B> codeEmittingOrder, List<B> linearScanOrder, LIRGeneratorTool.SpillMoveFactory spillMoveFactory, RegisterAllocationConfig registerAllocationConfig)

Methods inherited from class com.oracle.graal.lir.phases.AllocationPhase

run

Methods inherited from class com.oracle.graal.lir.phases.LIRPhase

apply, apply, createName, getName

Methods inherited from class java.lang.Object

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

Field Detail

allocator

private final LinearScan allocator

Constructor Detail

LinearScanAssignLocationsPhase

LinearScanAssignLocationsPhase(LinearScan allocator)

Method Detail

run

protected <B extends AbstractBlockBase<B>> void run(TargetDescription target,
                                                    LIRGenerationResult lirGenRes,
                                                    List<B> codeEmittingOrder,
                                                    List<B> linearScanOrder,
                                                    LIRGeneratorTool.SpillMoveFactory spillMoveFactory,
                                                    RegisterAllocationConfig registerAllocationConfig)

Specified by:

run in class AllocationPhase

colorLirOperand

private Value colorLirOperand(Variable operand,
                              int opId,
                              LIRInstruction.OperandMode mode)

Assigns the allocated location for an LIR instruction operand back into the instruction.

Parameters:

operand - an LIR instruction operand

opId - the id of the LIR instruction using operand

mode - the usage mode for operand by the instruction

Returns:

the location assigned for the operand

debugInfoProcedure

private Value debugInfoProcedure(LIRInstruction op,
                                 Value operand,
                                 LIRInstruction.OperandMode valueMode,
                                 EnumSet<LIRInstruction.OperandFlag> flags)

Parameters:

op -

operand -

valueMode -

flags -

See Also:

InstructionValueProcedure#doValue(LIRInstruction, Value, OperandMode, EnumSet)

computeDebugInfo

private void computeDebugInfo(LIRInstruction op,
                              LIRFrameState info)

assignLocations

private void assignLocations(List<LIRInstruction> instructions)

assignLocations

private void assignLocations()