Files
sdk/runtime/lib/num.cc
T
koda@google.com 0844cbcfbe Proof-of-concept pretenuring of some strings:
- Add bump-pointer allocated block in page space.
- Pretenure num.toString whenever >98% of strings are being promoted.
- Fix deadlock in freelist printing.

Review URL: https://codereview.chromium.org//511963007

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@39688 260f80e4-7a28-3924-810f-c04153c831b5
2014-08-29 03:54:12 +00:00

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608 B
C++

// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/bootstrap_natives.h"
#include "vm/native_entry.h"
#include "vm/object.h"
namespace dart {
DEFINE_NATIVE_ENTRY(Num_toString, 1) {
const Number& number = Number::CheckedHandle(arguments->NativeArgAt(0));
Heap::Space space = isolate->heap()->ShouldPretenure(kOneByteStringCid) ?
Heap::kPretenured : Heap::kNew;
return number.ToString(space);
}
} // namespace dart