dart::ScavengeStats Class Reference

#include <scavenger.h>

Public Member Functions
	ScavengeStats ()
	ScavengeStats (int64_t start_micros, int64_t end_micros, SpaceUsage before, SpaceUsage after, intptr_t promo_candidates_in_words, intptr_t promoted_in_words, intptr_t abandoned_in_words)
double	ExpectedGarbageFraction (intptr_t old_threshold_in_words) const
double	PromoCandidatesSuccessFraction () const
intptr_t	UsedBeforeInWords () const
int64_t	DurationMicros () const

Detailed Description

Definition at line 74 of file scavenger.h.

Constructor & Destructor Documentation

ScavengeStats() [1/2]

dart::ScavengeStats::ScavengeStats ( )

inline

Definition at line 76 of file scavenger.h.

{}

ScavengeStats() [2/2]

dart::ScavengeStats::ScavengeStats ( int64_t  start_micros, int64_t  end_micros, SpaceUsage  before, SpaceUsage  after, intptr_t  promo_candidates_in_words, intptr_t  promoted_in_words, intptr_t  abandoned_in_words  )

inline

Definition at line 77 of file scavenger.h.

      : start_micros_(start_micros),
        end_micros_(end_micros),
        before_(before),
        after_(after),
        promo_candidates_in_words_(promo_candidates_in_words),
        promoted_in_words_(promoted_in_words),
        abandoned_in_words_(abandoned_in_words) {}

Member Function Documentation

DurationMicros()

int64_t dart::ScavengeStats::DurationMicros ( ) const

inline

Definition at line 112 of file scavenger.h.

{ return end_micros_ - start_micros_; }

ExpectedGarbageFraction()

double dart::ScavengeStats::ExpectedGarbageFraction ( intptr_t  old_threshold_in_words ) const

inline

Definition at line 95 of file scavenger.h.

                                                                        {
    double work =
        after_.used_in_words + promoted_in_words_ + abandoned_in_words_;
    return 1.0 - (work / old_threshold_in_words);
  }

PromoCandidatesSuccessFraction()

double dart::ScavengeStats::PromoCandidatesSuccessFraction ( ) const

inline

Definition at line 103 of file scavenger.h.

                                                {
    return promo_candidates_in_words_ > 0
               ? promoted_in_words_ /
                     static_cast<double>(promo_candidates_in_words_)
               : 0.0;
  }

UsedBeforeInWords()

intptr_t dart::ScavengeStats::UsedBeforeInWords ( ) const

inline

Definition at line 110 of file scavenger.h.

{ return before_.used_in_words; }

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The documentation for this class was generated from the following file:

• third_party/dart-lang/sdk/runtime/vm/heap/scavenger.h