OLD | NEW |
1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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 (function(global, utils) { | 5 (function(global, utils) { |
6 | 6 |
7 'use strict'; | 7 'use strict'; |
8 | 8 |
9 %CheckIsBootstrapping(); | 9 %CheckIsBootstrapping(); |
10 | 10 |
11 // ------------------------------------------------------------------- | 11 // ------------------------------------------------------------------- |
12 // Imports | 12 // Imports |
13 | 13 |
14 var GetIterator; | 14 var GetIterator; |
15 var GetMethod; | 15 var GetMethod; |
16 var GlobalArray = global.Array; | 16 var GlobalArray = global.Array; |
17 var iteratorSymbol = utils.ImportNow("iterator_symbol"); | 17 var iteratorSymbol = utils.ImportNow("iterator_symbol"); |
| 18 var MathMax; |
| 19 var MathMin; |
18 var ObjectIsFrozen; | 20 var ObjectIsFrozen; |
19 var ObjectDefineProperty; | 21 var ObjectDefineProperty; |
20 | 22 |
21 utils.Import(function(from) { | 23 utils.Import(function(from) { |
22 GetIterator = from.GetIterator; | 24 GetIterator = from.GetIterator; |
23 GetMethod = from.GetMethod; | 25 GetMethod = from.GetMethod; |
| 26 MathMax = from.MathMax; |
| 27 MathMin = from.MathMin; |
24 ObjectIsFrozen = from.ObjectIsFrozen; | 28 ObjectIsFrozen = from.ObjectIsFrozen; |
25 ObjectDefineProperty = from.ObjectDefineProperty; | 29 ObjectDefineProperty = from.ObjectDefineProperty; |
26 }); | 30 }); |
27 | 31 |
28 // ------------------------------------------------------------------- | 32 // ------------------------------------------------------------------- |
29 | 33 |
30 function InnerArrayCopyWithin(target, start, end, array, length) { | 34 function InnerArrayCopyWithin(target, start, end, array, length) { |
31 target = TO_INTEGER(target); | 35 target = TO_INTEGER(target); |
32 var to; | 36 var to; |
33 if (target < 0) { | 37 if (target < 0) { |
34 to = MAX_SIMPLE(length + target, 0); | 38 to = MathMax(length + target, 0); |
35 } else { | 39 } else { |
36 to = MIN_SIMPLE(target, length); | 40 to = MathMin(target, length); |
37 } | 41 } |
38 | 42 |
39 start = TO_INTEGER(start); | 43 start = TO_INTEGER(start); |
40 var from; | 44 var from; |
41 if (start < 0) { | 45 if (start < 0) { |
42 from = MAX_SIMPLE(length + start, 0); | 46 from = MathMax(length + start, 0); |
43 } else { | 47 } else { |
44 from = MIN_SIMPLE(start, length); | 48 from = MathMin(start, length); |
45 } | 49 } |
46 | 50 |
47 end = IS_UNDEFINED(end) ? length : TO_INTEGER(end); | 51 end = IS_UNDEFINED(end) ? length : TO_INTEGER(end); |
48 var final; | 52 var final; |
49 if (end < 0) { | 53 if (end < 0) { |
50 final = MAX_SIMPLE(length + end, 0); | 54 final = MathMax(length + end, 0); |
51 } else { | 55 } else { |
52 final = MIN_SIMPLE(end, length); | 56 final = MathMin(end, length); |
53 } | 57 } |
54 | 58 |
55 var count = MIN_SIMPLE(final - from, length - to); | 59 var count = MathMin(final - from, length - to); |
56 var direction = 1; | 60 var direction = 1; |
57 if (from < to && to < (from + count)) { | 61 if (from < to && to < (from + count)) { |
58 direction = -1; | 62 direction = -1; |
59 from = from + count - 1; | 63 from = from + count - 1; |
60 to = to + count - 1; | 64 to = to + count - 1; |
61 } | 65 } |
62 | 66 |
63 while (count > 0) { | 67 while (count > 0) { |
64 if (from in array) { | 68 if (from in array) { |
65 array[to] = array[from]; | 69 array[to] = array[from]; |
(...skipping 219 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
285 | 289 |
286 utils.Export(function(to) { | 290 utils.Export(function(to) { |
287 to.ArrayFrom = ArrayFrom; | 291 to.ArrayFrom = ArrayFrom; |
288 to.InnerArrayCopyWithin = InnerArrayCopyWithin; | 292 to.InnerArrayCopyWithin = InnerArrayCopyWithin; |
289 to.InnerArrayFill = InnerArrayFill; | 293 to.InnerArrayFill = InnerArrayFill; |
290 to.InnerArrayFind = InnerArrayFind; | 294 to.InnerArrayFind = InnerArrayFind; |
291 to.InnerArrayFindIndex = InnerArrayFindIndex; | 295 to.InnerArrayFindIndex = InnerArrayFindIndex; |
292 }); | 296 }); |
293 | 297 |
294 }) | 298 }) |
OLD | NEW |