src/transitions.cc - Issue 1513313003: Pretenure prototype transitions array.

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Unified Diff: src/transitions.cc

Issue 1513313003: Pretenure prototype transitions array. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 5 years ago

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Index: src/transitions.cc

diff --git a/src/transitions.cc b/src/transitions.cc

index 4fe2ace3d94f28736bcef8e94db59e208fc3fee3..fc24b288677f62d78dab2aed40786ed4c001e62e 100644

--- a/src/transitions.cc

+++ b/src/transitions.cc

@@ -269,7 +269,7 @@ Handle<FixedArray> TransitionArray::GrowPrototypeTransitionArray(

new_capacity = Min(kMaxCachedPrototypeTransitions, new_capacity);

DCHECK_GT(new_capacity, capacity);

int grow_by = new_capacity - capacity;

- array = isolate->factory()->CopyFixedArrayAndGrow(array, grow_by);

+ array = isolate->factory()->CopyFixedArrayAndGrow(array, grow_by, TENURED);

if (capacity < 0) {

// There was no prototype transitions array before, so the size

// couldn't be copied. Initialize it explicitly.

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