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Unified Diff: src/heap/heap.h

Issue 2024063002: Reland "[heap] Fine-grained JSArrayBuffer tracking" (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: bugfix and test added 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 027dcf79554a9dafe8bcf3af7d659d6048899644..246d389b88dc97ddf6ea61dc5f1ea621f96e571d 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -820,6 +820,16 @@ 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() {
@@ -1354,10 +1364,6 @@ class Heap {
void RegisterNewArrayBuffer(JSArrayBuffer* buffer);
void UnregisterArrayBuffer(JSArrayBuffer* buffer);
- inline ArrayBufferTracker* array_buffer_tracker() {
- return array_buffer_tracker_;
- }
-
// ===========================================================================
// Allocation site tracking. =================================================
// ===========================================================================
@@ -1994,6 +2000,8 @@ 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_;
@@ -2232,8 +2240,6 @@ class Heap {
StrongRootsList* strong_roots_list_;
- ArrayBufferTracker* array_buffer_tracker_;
-
// The depth of HeapIterator nestings.
int heap_iterator_depth_;

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