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Unified Diff: src/api.cc

Issue 15172003: Preallocate transitioned maps for TypedArrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 7 months ago
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Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 8a6eaf4765a6119b1cf1ee6bad92cf631e84ef9c..f0505cda4fbe4074a6190f280bc2f13e364c6795 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -5953,10 +5953,6 @@ i::Handle<i::JSTypedArray> NewTypedArray(
isolate->factory()->NewExternalArray(
static_cast<int>(length), array_type,
static_cast<uint8_t*>(buffer->backing_store()) + byte_offset);
- i::Handle<i::Map> map =
- isolate->factory()->GetElementsTransitionMap(
- obj, elements_kind);
- obj->set_map(*map);
obj->set_elements(*elements);
return obj;
}
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