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Side by Side Diff: src/typedarray.js

Issue 1144163002: Revert of Use shared container to manage imports/exports. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 7 months ago
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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, shared, exports) {
6 6
7 "use strict"; 7 "use strict";
8 8
9 %CheckIsBootstrapping(); 9 %CheckIsBootstrapping();
10 10
11 // -------------------------------------------------------------------
12 // Imports
13
14 var GlobalArray = global.Array; 11 var GlobalArray = global.Array;
15 var GlobalArrayBuffer = global.ArrayBuffer; 12 var GlobalArrayBuffer = global.ArrayBuffer;
16 var GlobalDataView = global.DataView; 13 var GlobalDataView = global.DataView;
17 var GlobalObject = global.Object; 14 var GlobalObject = global.Object;
18 15
19 var MathMax;
20 var MathMin;
21
22 utils.Import(function(from) {
23 MathMax = from.MathMax;
24 MathMin = from.MathMin;
25 });
26
27 // -------------------------------------------------------------------
28
29
30 macro TYPED_ARRAYS(FUNCTION) 16 macro TYPED_ARRAYS(FUNCTION)
31 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize. 17 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize.
32 FUNCTION(1, Uint8Array, 1) 18 FUNCTION(1, Uint8Array, 1)
33 FUNCTION(2, Int8Array, 1) 19 FUNCTION(2, Int8Array, 1)
34 FUNCTION(3, Uint16Array, 2) 20 FUNCTION(3, Uint16Array, 2)
35 FUNCTION(4, Int16Array, 2) 21 FUNCTION(4, Int16Array, 2)
36 FUNCTION(5, Uint32Array, 4) 22 FUNCTION(5, Uint32Array, 4)
37 FUNCTION(6, Int32Array, 4) 23 FUNCTION(6, Int32Array, 4)
38 FUNCTION(7, Float32Array, 4) 24 FUNCTION(7, Float32Array, 4)
39 FUNCTION(8, Float64Array, 8) 25 FUNCTION(8, Float64Array, 8)
(...skipping 132 matching lines...) Expand 10 before | Expand all | Expand 10 after
172 if (!(%_ClassOf(this) === 'NAME')) { 158 if (!(%_ClassOf(this) === 'NAME')) {
173 throw MakeTypeError(kIncompatibleMethodReceiver, "NAME.subarray", this); 159 throw MakeTypeError(kIncompatibleMethodReceiver, "NAME.subarray", this);
174 } 160 }
175 var beginInt = TO_INTEGER(begin); 161 var beginInt = TO_INTEGER(begin);
176 if (!IS_UNDEFINED(end)) { 162 if (!IS_UNDEFINED(end)) {
177 end = TO_INTEGER(end); 163 end = TO_INTEGER(end);
178 } 164 }
179 165
180 var srcLength = %_TypedArrayGetLength(this); 166 var srcLength = %_TypedArrayGetLength(this);
181 if (beginInt < 0) { 167 if (beginInt < 0) {
182 beginInt = MathMax(0, srcLength + beginInt); 168 beginInt = $max(0, srcLength + beginInt);
183 } else { 169 } else {
184 beginInt = MathMin(srcLength, beginInt); 170 beginInt = $min(srcLength, beginInt);
185 } 171 }
186 172
187 var endInt = IS_UNDEFINED(end) ? srcLength : end; 173 var endInt = IS_UNDEFINED(end) ? srcLength : end;
188 if (endInt < 0) { 174 if (endInt < 0) {
189 endInt = MathMax(0, srcLength + endInt); 175 endInt = $max(0, srcLength + endInt);
190 } else { 176 } else {
191 endInt = MathMin(endInt, srcLength); 177 endInt = $min(endInt, srcLength);
192 } 178 }
193 if (endInt < beginInt) { 179 if (endInt < beginInt) {
194 endInt = beginInt; 180 endInt = beginInt;
195 } 181 }
196 var newLength = endInt - beginInt; 182 var newLength = endInt - beginInt;
197 var beginByteOffset = 183 var beginByteOffset =
198 %_ArrayBufferViewGetByteOffset(this) + beginInt * ELEMENT_SIZE; 184 %_ArrayBufferViewGetByteOffset(this) + beginInt * ELEMENT_SIZE;
199 return new GlobalNAME(%TypedArrayGetBuffer(this), 185 return new GlobalNAME(%TypedArrayGetBuffer(this),
200 beginByteOffset, newLength); 186 beginByteOffset, newLength);
201 } 187 }
(...skipping 263 matching lines...) Expand 10 before | Expand all | Expand 10 after
465 "setUint32", DataViewSetUint32JS, 451 "setUint32", DataViewSetUint32JS,
466 452
467 "getFloat32", DataViewGetFloat32JS, 453 "getFloat32", DataViewGetFloat32JS,
468 "setFloat32", DataViewSetFloat32JS, 454 "setFloat32", DataViewSetFloat32JS,
469 455
470 "getFloat64", DataViewGetFloat64JS, 456 "getFloat64", DataViewGetFloat64JS,
471 "setFloat64", DataViewSetFloat64JS 457 "setFloat64", DataViewSetFloat64JS
472 ]); 458 ]);
473 459
474 }) 460 })
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