com.oracle.graal.hotspot.amd64

Class AMD64HotSpotLIRGenerator.SaveRbp

java.lang.Object

com.oracle.graal.hotspot.amd64.AMD64HotSpotLIRGenerator.SaveRbp

Enclosing class:

AMD64HotSpotLIRGenerator

class AMD64HotSpotLIRGenerator.SaveRbp
extends Object

Utility for emitting the instruction to save RBP.

Field Summary

Fields

Modifier and Type	Field and Description
private StandardOp.NoOp	placeholder
private AllocatableValue	rescueSlot The variable reserved for saving RBP.
private StackSlot	reservedSlot The slot reserved for saving RBP.

Constructor Summary

Constructors

Constructor and Description
SaveRbp(StandardOp.NoOp placeholder0)

Method Summary

Modifier and Type	Method and Description
void	finalize(boolean useStack) Replaces this operation with the appropriate move for saving rbp.
(package private) AllocatableValue	getRbpRescueSlot()

Methods inherited from class java.lang.Object

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

Field Detail

placeholder

private final StandardOp.NoOp placeholder

reservedSlot

private final StackSlot reservedSlot

The slot reserved for saving RBP.

rescueSlot

private final AllocatableValue rescueSlot

The variable reserved for saving RBP. This should be either allocated to RBP, or to reservedSlot.

Constructor Detail

SaveRbp

public SaveRbp(StandardOp.NoOp placeholder0)

Method Detail

finalize

public void finalize(boolean useStack)

Replaces this operation with the appropriate move for saving rbp.

Parameters:

useStack - specifies if rbp must be saved to the stack

getRbpRescueSlot

AllocatableValue getRbpRescueSlot()