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Bug 1439168 - Return profiled threads sorted by registration time. r=njn

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MozReview-Commit-ID: 6grx6eSLteQ

--HG--
extra : rebase_source : 4a2a7c83f2c77dd9742d4be4047f5224b1759a40
This commit is contained in:
Markus Stange 2018-02-12 01:07:59 -05:00
parent c3a0802f37
commit fcdbc4f32f
1 changed files with 17 additions and 0 deletions
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17
tools/profiler/core/platform.cpp
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@ -525,6 +525,7 @@ public:
// still have data in the buffer.
// For threads that have already been unregistered, the RegisteredThread
// pointer will be null.
// The returned array is sorted by thread register time.
// Do not hold on to the return value across thread registration or profiler
// restarts.
static nsTArray<Pair<RegisteredThread*, ProfiledThreadData*>> ProfiledThreads(PSLockRef)
@ -536,6 +537,22 @@ public:
for (auto& t : sInstance->mDeadProfiledThreads) {
array.AppendElement(MakePair((RegisteredThread*)nullptr, t.get()));
}
class ThreadRegisterTimeComparator {
public:
bool Equals(const Pair<RegisteredThread*, ProfiledThreadData*>& a,
const Pair<RegisteredThread*, ProfiledThreadData*>& b) const
{
return a.second()->Info()->RegisterTime() == b.second()->Info()->RegisterTime();
}
bool LessThan(const Pair<RegisteredThread*, ProfiledThreadData*>& a,
const Pair<RegisteredThread*, ProfiledThreadData*>& b) const
{
return a.second()->Info()->RegisterTime() < b.second()->Info()->RegisterTime();
}
};
array.Sort(ThreadRegisterTimeComparator());
return array;
}