com.oracle.truffle.tools.profiler

Class CPUSampler.Payload

java.lang.Object

com.oracle.truffle.tools.profiler.CPUSampler.Payload

Enclosing class:

CPUSampler

public static final class CPUSampler.Payload
extends Object

Wrapper for information on how many times an element was seen on the stack. Used as a template parameter of ProfilerNode. Differentiates between an execution in compiled code and in the interpreter.

Since:

0.30

Method Summary

Modifier and Type	Method and Description
int	getHitCount()
int	getNumberOfTiers()
int	getSelfHitCount()
List<Long>	getSelfHitTimes()
int	getTierSelfCount(int tier)
int	getTierTotalCount(int tier)

Methods inherited from class java.lang.Object

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

Method Detail

getNumberOfTiers

public int getNumberOfTiers()

Returns:

The number of compilation tiers this element was recorded in. Tier 0 is the interpreter.

Since:

21.3.0

getTierSelfCount

public int getTierSelfCount(int tier)

Returns:

The number of times this element was recorded on top of the stack, executing in the given compilation tier.

Since:

21.3.0

getTierTotalCount

public int getTierTotalCount(int tier)

Returns:

The number of times this element was recorded anywhere on the stack, executing in the given compilation tier.

Since:

21.3.0

getSelfHitCount

public int getSelfHitCount()

Returns:

Total number of times the element was found on the top of the stack

Since:

0.30

getHitCount

public int getHitCount()

Returns:

Total number of times the element was found bellow the top of the stack

Since:

0.30

getSelfHitTimes

public List<Long> getSelfHitTimes()

Returns:

An immutable list of time stamps for the times that the element was on the top of the stack

Since:

0.30