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Unified Diff: src/objects.cc

Issue 23622016: limit InitialMaxFastElement by MaxRegularSpaceAllocationSize (Closed) Base URL: https://github.com/v8/v8.git@master
Patch Set: Created 7 years, 4 months ago
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Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 75c96a6b0c2fbc4ca1d85af82a27843674bbb1b4..970c51d5d21b156a1a9a3caa3095b7616b38e5ae 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -2148,6 +2148,15 @@ void JSObject::DeliverChangeRecords(Isolate* isolate) {
}
+int JSObject::InitialMaxFastElementArray(Heap* heap) {
+ int max_array_base_size = JSArray::kSize + AllocationMemento::kSize +
+ FixedArray::kHeaderSize;
+ int size_limit = heap->MaxRegularSpaceAllocationSize() - max_array_base_size;
+ int element_limit = size_limit / kPointerSize + 1;
+ return Min(kInitialMaxFastElementArray, element_limit);
+}
+
+
MaybeObject* JSObject::SetPropertyPostInterceptor(
Name* name,
Object* value,
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