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Side by Side Diff: src/typedarray.js

Issue 1143993003: Use shared container to manage imports/exports. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: fixed test for no-snap 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, shared, exports) { 5 (function(global, utils) {
6 6
7 "use strict"; 7 "use strict";
8 8
9 %CheckIsBootstrapping(); 9 %CheckIsBootstrapping();
10 10
11 // -------------------------------------------------------------------
12 // Imports
13
11 var GlobalArray = global.Array; 14 var GlobalArray = global.Array;
12 var GlobalArrayBuffer = global.ArrayBuffer; 15 var GlobalArrayBuffer = global.ArrayBuffer;
13 var GlobalDataView = global.DataView; 16 var GlobalDataView = global.DataView;
14 var GlobalObject = global.Object; 17 var GlobalObject = global.Object;
15 18
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
16 macro TYPED_ARRAYS(FUNCTION) 30 macro TYPED_ARRAYS(FUNCTION)
17 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize. 31 // arrayIds below should be synchronized with Runtime_TypedArrayInitialize.
18 FUNCTION(1, Uint8Array, 1) 32 FUNCTION(1, Uint8Array, 1)
19 FUNCTION(2, Int8Array, 1) 33 FUNCTION(2, Int8Array, 1)
20 FUNCTION(3, Uint16Array, 2) 34 FUNCTION(3, Uint16Array, 2)
21 FUNCTION(4, Int16Array, 2) 35 FUNCTION(4, Int16Array, 2)
22 FUNCTION(5, Uint32Array, 4) 36 FUNCTION(5, Uint32Array, 4)
23 FUNCTION(6, Int32Array, 4) 37 FUNCTION(6, Int32Array, 4)
24 FUNCTION(7, Float32Array, 4) 38 FUNCTION(7, Float32Array, 4)
25 FUNCTION(8, Float64Array, 8) 39 FUNCTION(8, Float64Array, 8)
(...skipping 132 matching lines...) Expand 10 before | Expand all | Expand 10 after
158 if (!(%_ClassOf(this) === 'NAME')) { 172 if (!(%_ClassOf(this) === 'NAME')) {
159 throw MakeTypeError(kIncompatibleMethodReceiver, "NAME.subarray", this); 173 throw MakeTypeError(kIncompatibleMethodReceiver, "NAME.subarray", this);
160 } 174 }
161 var beginInt = TO_INTEGER(begin); 175 var beginInt = TO_INTEGER(begin);
162 if (!IS_UNDEFINED(end)) { 176 if (!IS_UNDEFINED(end)) {
163 end = TO_INTEGER(end); 177 end = TO_INTEGER(end);
164 } 178 }
165 179
166 var srcLength = %_TypedArrayGetLength(this); 180 var srcLength = %_TypedArrayGetLength(this);
167 if (beginInt < 0) { 181 if (beginInt < 0) {
168 beginInt = $max(0, srcLength + beginInt); 182 beginInt = MathMax(0, srcLength + beginInt);
169 } else { 183 } else {
170 beginInt = $min(srcLength, beginInt); 184 beginInt = MathMin(srcLength, beginInt);
171 } 185 }
172 186
173 var endInt = IS_UNDEFINED(end) ? srcLength : end; 187 var endInt = IS_UNDEFINED(end) ? srcLength : end;
174 if (endInt < 0) { 188 if (endInt < 0) {
175 endInt = $max(0, srcLength + endInt); 189 endInt = MathMax(0, srcLength + endInt);
176 } else { 190 } else {
177 endInt = $min(endInt, srcLength); 191 endInt = MathMin(endInt, srcLength);
178 } 192 }
179 if (endInt < beginInt) { 193 if (endInt < beginInt) {
180 endInt = beginInt; 194 endInt = beginInt;
181 } 195 }
182 var newLength = endInt - beginInt; 196 var newLength = endInt - beginInt;
183 var beginByteOffset = 197 var beginByteOffset =
184 %_ArrayBufferViewGetByteOffset(this) + beginInt * ELEMENT_SIZE; 198 %_ArrayBufferViewGetByteOffset(this) + beginInt * ELEMENT_SIZE;
185 return new GlobalNAME(%TypedArrayGetBuffer(this), 199 return new GlobalNAME(%TypedArrayGetBuffer(this),
186 beginByteOffset, newLength); 200 beginByteOffset, newLength);
187 } 201 }
(...skipping 263 matching lines...) Expand 10 before | Expand all | Expand 10 after
451 "setUint32", DataViewSetUint32JS, 465 "setUint32", DataViewSetUint32JS,
452 466
453 "getFloat32", DataViewGetFloat32JS, 467 "getFloat32", DataViewGetFloat32JS,
454 "setFloat32", DataViewSetFloat32JS, 468 "setFloat32", DataViewSetFloat32JS,
455 469
456 "getFloat64", DataViewGetFloat64JS, 470 "getFloat64", DataViewGetFloat64JS,
457 "setFloat64", DataViewSetFloat64JS 471 "setFloat64", DataViewSetFloat64JS
458 ]); 472 ]);
459 473
460 }) 474 })
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