runtime/lib/num.cc - Issue 511963007: Pretenure some strings into bump-allocated block

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Issue 511963007: Pretenure some strings into bump-allocated block (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 6 years, 3 months ago

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1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file	1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file

2 // for details. All rights reserved. Use of this source code is governed by a	2 // for details. All rights reserved. Use of this source code is governed by a

3 // BSD-style license that can be found in the LICENSE file.	3 // BSD-style license that can be found in the LICENSE file.

4	4

5 #include "vm/bootstrap_natives.h"	5 #include "vm/bootstrap_natives.h"

6	6

7 #include "vm/native_entry.h"	7 #include "vm/native_entry.h"

8 #include "vm/object.h"	8 #include "vm/object.h"

9	9

10 namespace dart {	10 namespace dart {

11	11

12 DEFINE_NATIVE_ENTRY(Num_toString, 1) {	12 DEFINE_NATIVE_ENTRY(Num_toString, 1) {

13 const Number& number = Number::CheckedHandle(arguments->NativeArgAt(0));	13 const Number& number = Number::CheckedHandle(arguments->NativeArgAt(0));

14 return number.ToString(Heap::kNew);	14 Heap::Space space = isolate->heap()->ShouldPretenure(kOneByteStringCid) ?

	15 Heap::kPretenured : Heap::kNew;

	16 return number.ToString(space);

15 }	17 }

16	18

17 } // namespace dart	19 } // namespace dart

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