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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 "use strict"; | 5 // Called from a desugaring in the parser. |
6 | 6 |
7 // Called from a desugaring in the parser. | 7 var $getTemplateCallSite; |
8 var GetTemplateCallSite; | |
9 | 8 |
10 (function() { | 9 (function() { |
11 | 10 |
| 11 "use strict"; |
| 12 |
12 %CheckIsBootstrapping(); | 13 %CheckIsBootstrapping(); |
13 | 14 |
14 var callSiteCache = new $Map; | 15 var callSiteCache = new global.Map; |
15 var mapGetFn = $Map.prototype.get; | 16 var mapGetFn = global.Map.prototype.get; |
16 var mapSetFn = $Map.prototype.set; | 17 var mapSetFn = global.Map.prototype.set; |
17 | 18 |
18 | 19 |
19 function SameCallSiteElements(rawStrings, other) { | 20 function SameCallSiteElements(rawStrings, other) { |
20 var length = rawStrings.length; | 21 var length = rawStrings.length; |
21 var other = other.raw; | 22 var other = other.raw; |
22 | 23 |
23 if (length !== other.length) return false; | 24 if (length !== other.length) return false; |
24 | 25 |
25 for (var i = 0; i < length; ++i) { | 26 for (var i = 0; i < length; ++i) { |
26 if (rawStrings[i] !== other[i]) return false; | 27 if (rawStrings[i] !== other[i]) return false; |
(...skipping 24 matching lines...) Expand all Loading... |
51 array[0] = siteObj; | 52 array[0] = siteObj; |
52 %_CallFunction(callSiteCache, hash, array, mapSetFn); | 53 %_CallFunction(callSiteCache, hash, array, mapSetFn); |
53 } else { | 54 } else { |
54 obj.push(siteObj); | 55 obj.push(siteObj); |
55 } | 56 } |
56 | 57 |
57 return siteObj; | 58 return siteObj; |
58 } | 59 } |
59 | 60 |
60 | 61 |
61 GetTemplateCallSite = function(siteObj, rawStrings, hash) { | 62 $getTemplateCallSite = function(siteObj, rawStrings, hash) { |
62 var cached = GetCachedCallSite(rawStrings, hash); | 63 var cached = GetCachedCallSite(rawStrings, hash); |
63 | 64 |
64 if (!IS_UNDEFINED(cached)) return cached; | 65 if (!IS_UNDEFINED(cached)) return cached; |
65 | 66 |
66 %AddNamedProperty(siteObj, "raw", %ObjectFreeze(rawStrings), | 67 %AddNamedProperty(siteObj, "raw", %ObjectFreeze(rawStrings), |
67 READ_ONLY | DONT_ENUM | DONT_DELETE); | 68 READ_ONLY | DONT_ENUM | DONT_DELETE); |
68 | 69 |
69 return SetCachedCallSite(%ObjectFreeze(siteObj), hash); | 70 return SetCachedCallSite(%ObjectFreeze(siteObj), hash); |
70 } | 71 } |
71 | 72 |
72 })(); | 73 })(); |
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