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Unified Diff: src/heap/heap.h

Issue 1964023002: [heap] Fine-grained JSArrayBuffer tracking (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase again Created 4 years, 7 months ago
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Index: src/heap/heap.h
diff --git a/src/heap/heap.h b/src/heap/heap.h
index 12ae76583d35d72870a155eb85d4762eef5af202..7f9275a842a8d2a770c767ac210548511e665cc6 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -815,6 +815,16 @@ class Heap {
amount_of_external_allocated_memory_ += delta;
}
+ void update_amount_of_external_allocated_freed_memory(intptr_t freed) {
+ amount_of_external_allocated_memory_freed_.Increment(freed);
+ }
+
+ void account_amount_of_external_allocated_freed_memory() {
+ amount_of_external_allocated_memory_ -=
+ amount_of_external_allocated_memory_freed_.Value();
+ amount_of_external_allocated_memory_freed_.SetValue(0);
+ }
+
void DeoptMarkedAllocationSites();
bool DeoptMaybeTenuredAllocationSites() {
@@ -1982,6 +1992,8 @@ class Heap {
// Caches the amount of external memory registered at the last global gc.
int64_t amount_of_external_allocated_memory_at_last_global_gc_;
+ base::AtomicNumber<intptr_t> amount_of_external_allocated_memory_freed_;
+
// This can be calculated directly from a pointer to the heap; however, it is
// more expedient to get at the isolate directly from within Heap methods.
Isolate* isolate_;
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