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win7-7 2019-04-30 02:20:36 +03:00 • committed by Roy Tam
commit 965a10e9ce
4 changed files with 21 additions and 21 deletions
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4
js/src/gc/GCRuntime.h
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@ -901,7 +901,7 @@ class GCRuntime
void requestMajorGC(JS::gcreason::Reason reason); void requestMajorGC(JS::gcreason::Reason reason);
SliceBudget defaultBudget(JS::gcreason::Reason reason, int64_t millis); SliceBudget defaultBudget(JS::gcreason::Reason reason, int64_t millis);
void budgetIncrementalGC(JS::gcreason::Reason reason, SliceBudget& budget, void budgetIncrementalGC(JS::gcreason::Reason reason, SliceBudget& budget,
AutoLockForExclusiveAccess& lock); AutoLockForExclusiveAccess& lock);
void resetIncrementalGC(AbortReason reason, AutoLockForExclusiveAccess& lock); void resetIncrementalGC(AbortReason reason, AutoLockForExclusiveAccess& lock);
// Assert if the system state is such that we should never // Assert if the system state is such that we should never
@ -916,7 +916,7 @@ class GCRuntime
void collect(bool nonincrementalByAPI, SliceBudget budget, JS::gcreason::Reason reason) JS_HAZ_GC_CALL; void collect(bool nonincrementalByAPI, SliceBudget budget, JS::gcreason::Reason reason) JS_HAZ_GC_CALL;
MOZ_MUST_USE bool gcCycle(bool nonincrementalByAPI, SliceBudget& budget, MOZ_MUST_USE bool gcCycle(bool nonincrementalByAPI, SliceBudget& budget,
JS::gcreason::Reason reason); JS::gcreason::Reason reason);
bool shouldRepeatForDeadZone(JS::gcreason::Reason reason); bool shouldRepeatForDeadZone(JS::gcreason::Reason reason);
void incrementalCollectSlice(SliceBudget& budget, JS::gcreason::Reason reason, void incrementalCollectSlice(SliceBudget& budget, JS::gcreason::Reason reason,
AutoLockForExclusiveAccess& lock); AutoLockForExclusiveAccess& lock);

2
js/src/gc/RootMarking.cpp
View file

@ -478,7 +478,7 @@ js::gc::GCRuntime::bufferGrayRoots()
for (GCZonesIter zone(rt); !zone.done(); zone.next()) for (GCZonesIter zone(rt); !zone.done(); zone.next())
MOZ_ASSERT(zone->gcGrayRoots.empty()); MOZ_ASSERT(zone->gcGrayRoots.empty());
gcstats::AutoPhase ap(stats, gcstats::PHASE_BUFFER_GRAY_ROOTS); gcstats::AutoPhase ap(stats, gcstats::PHASE_BUFFER_GRAY_ROOTS);
BufferGrayRootsTracer grayBufferer(rt); BufferGrayRootsTracer grayBufferer(rt);
if (JSTraceDataOp op = grayRootTracer.op) if (JSTraceDataOp op = grayRootTracer.op)

22
js/src/gc/Zone.cpp
View file

@ -373,18 +373,18 @@ Zone::fixupAfterMovingGC()
bool bool
Zone::addTypeDescrObject(JSContext* cx, HandleObject obj) Zone::addTypeDescrObject(JSContext* cx, HandleObject obj)
{ {
// Type descriptor objects are always tenured so we don't need post barriers // Type descriptor objects are always tenured so we don't need post barriers
// on the set. // on the set.
MOZ_ASSERT(!IsInsideNursery(obj)); MOZ_ASSERT(!IsInsideNursery(obj));
if (!typeDescrObjects.put(obj)) { if (!typeDescrObjects.put(obj)) {
ReportOutOfMemory(cx); ReportOutOfMemory(cx);
return false; return false;
} }
return true; return true;
} }
ZoneList::ZoneList() ZoneList::ZoneList()
: head(nullptr), tail(nullptr) : head(nullptr), tail(nullptr)
{} {}

12
js/src/gc/Zone.h
View file

@ -350,16 +350,16 @@ struct Zone : public JS::shadow::Zone,
// This is used by the GC to trace them all first when compacting, since the // This is used by the GC to trace them all first when compacting, since the
// TypedObject trace hook may access these objects. // TypedObject trace hook may access these objects.
// //
// There are no barriers here - the set contains only tenured objects so no // There are no barriers here - the set contains only tenured objects so no
// post-barrier is required, and these are weak references so no pre-barrier // post-barrier is required, and these are weak references so no pre-barrier
// is required. // is required.
using TypeDescrObjectSet = js::GCHashSet<JSObject*, using TypeDescrObjectSet = js::GCHashSet<JSObject*,
js::MovableCellHasher<JSObject*>, js::MovableCellHasher<JSObject*>,
js::SystemAllocPolicy>; js::SystemAllocPolicy>;
JS::WeakCache<TypeDescrObjectSet> typeDescrObjects; JS::WeakCache<TypeDescrObjectSet> typeDescrObjects;
bool addTypeDescrObject(JSContext* cx, HandleObject obj); bool addTypeDescrObject(JSContext* cx, HandleObject obj);
// Malloc counter to measure memory pressure for GC scheduling. It runs from // Malloc counter to measure memory pressure for GC scheduling. It runs from