src/heap.cc - Issue 6966041: Add complete ElementKind information directly to Map for objects with elements.

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Unified Diff: src/heap.cc

Issue 6966041: Add complete ElementKind information directly to Map for objects with elements. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: review feedback Created 9 years, 7 months ago

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Index: src/heap.cc

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

index 75748dd27ad5288ee6cef819fbbea6c74d466a1e..aa728fd051acef5e96d6ddb4ec45a99f6af57e6b 100644

--- a/src/heap.cc

+++ b/src/heap.cc

@@ -1636,7 +1636,8 @@ MaybeObject* Heap::AllocateMap(InstanceType instance_type, int instance_size) {

map->set_prototype_transitions(empty_fixed_array());

map->set_unused_property_fields(0);

map->set_bit_field(0);

- map->set_bit_field2((1 << Map::kIsExtensible) | (1 << Map::kHasFastElements));

+ map->set_bit_field2(1 << Map::kIsExtensible);

+ map->set_elements_kind(JSObject::FAST_ELEMENTS);

// If the map object is aligned fill the padding area with Smi 0 objects.

if (Map::kPadStart < Map::kSize) {

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