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Bug 1752861 - [profiler] Expose GC and CC operations to the JS view r=sfink,smaug

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Differential Revision: https://phabricator.services.mozilla.com/D140390
This commit is contained in:
Julien Wajsberg 2022-03-11 09:18:31 +00:00
parent 830ac30ee4
commit 2e9e2ccdd2
3 changed files with 6 additions and 4 deletions
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5
dom/base/nsJSEnvironment.cpp
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@ -1081,6 +1081,7 @@ void nsJSContext::GarbageCollectNow(JS::GCReason aReason,
void nsJSContext::RunIncrementalGCSlice(JS::GCReason aReason, void nsJSContext::RunIncrementalGCSlice(JS::GCReason aReason,
IsShrinking aShrinking, IsShrinking aShrinking,
js::SliceBudget& aBudget) { js::SliceBudget& aBudget) {
AUTO_PROFILER_LABEL_RELEVANT_FOR_JS("Incremental GC", GCCC);
GarbageCollectImpl(aReason, aShrinking, aBudget); GarbageCollectImpl(aReason, aShrinking, aBudget);
} }
@ -1415,8 +1416,6 @@ void nsJSContext::RunCycleCollectorSlice(CCReason aReason,
AUTO_PROFILER_MARKER_TEXT("CCSlice", GCCC, {}, AUTO_PROFILER_MARKER_TEXT("CCSlice", GCCC, {},
aDeadline.IsNull() ? ""_ns : "(idle)"_ns); aDeadline.IsNull() ? ""_ns : "(idle)"_ns);
AUTO_PROFILER_LABEL("nsJSContext::RunCycleCollectorSlice", GCCC);
PrepareForCycleCollectionSlice(aReason, aDeadline); PrepareForCycleCollectionSlice(aReason, aDeadline);
// Decide how long we want to budget for this slice. // Decide how long we want to budget for this slice.
@ -1529,6 +1528,8 @@ void nsJSContext::EndCycleCollectionCallback(CycleCollectorResults& aResults) {
/* static */ /* static */
bool CCGCScheduler::CCRunnerFired(TimeStamp aDeadline) { bool CCGCScheduler::CCRunnerFired(TimeStamp aDeadline) {
AUTO_PROFILER_LABEL_RELEVANT_FOR_JS("Incremental CC", GCCC);
bool didDoWork = false; bool didDoWork = false;
// The CC/GC scheduler (sScheduler) decides what action(s) to take during // The CC/GC scheduler (sScheduler) decides what action(s) to take during

1
js/xpconnect/src/XPCJSRuntime.cpp
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@ -140,6 +140,7 @@ const char* const XPCJSRuntime::mStrings[] = {
class AsyncFreeSnowWhite : public Runnable { class AsyncFreeSnowWhite : public Runnable {
public: public:
NS_IMETHOD Run() override { NS_IMETHOD Run() override {
AUTO_PROFILER_LABEL_RELEVANT_FOR_JS("Incremental CC", GCCC);
AUTO_PROFILER_LABEL("AsyncFreeSnowWhite::Run", GCCC_FreeSnowWhite); AUTO_PROFILER_LABEL("AsyncFreeSnowWhite::Run", GCCC_FreeSnowWhite);
TimeStamp start = TimeStamp::Now(); TimeStamp start = TimeStamp::Now();

4
xpcom/base/nsCycleCollector.cpp
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@ -3370,6 +3370,8 @@ bool nsCycleCollector::Collect(CCReason aReason, ccIsManual aIsManual,
SliceBudget& aBudget, SliceBudget& aBudget,
nsICycleCollectorListener* aManualListener, nsICycleCollectorListener* aManualListener,
bool aPreferShorterSlices) { bool aPreferShorterSlices) {
AUTO_PROFILER_LABEL_RELEVANT_FOR_JS("Incremental CC", GCCC);
CheckThreadSafety(); CheckThreadSafety();
// This can legitimately happen in a few cases. See bug 383651. // This can legitimately happen in a few cases. See bug 383651.
@ -3854,8 +3856,6 @@ void nsCycleCollector_forgetSkippable(js::SliceBudget& aBudget,
MOZ_ASSERT(data); MOZ_ASSERT(data);
MOZ_ASSERT(data->mCollector); MOZ_ASSERT(data->mCollector);
AUTO_PROFILER_LABEL("nsCycleCollector_forgetSkippable", GCCC);
TimeLog timeLog; TimeLog timeLog;
data->mCollector->ForgetSkippable(aBudget, aRemoveChildlessNodes, data->mCollector->ForgetSkippable(aBudget, aRemoveChildlessNodes,
aAsyncSnowWhiteFreeing); aAsyncSnowWhiteFreeing);