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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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 // Flags: --harmony-sharedarraybuffer | 5 // Flags: --harmony-sharedarraybuffer |
6 | 6 |
7 function Module(stdlib, foreign, heap, offset) { | 7 function Module(stdlib, foreign, heap, offset) { |
8 "use asm"; | 8 "use asm"; |
9 var MEM8 = new stdlib.Int8Array(heap, offset); | 9 var MEM8 = new stdlib.Int8Array(heap, offset); |
10 var MEM16 = new stdlib.Int16Array(heap, offset); | 10 var MEM16 = new stdlib.Int16Array(heap, offset); |
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71 function testElementType(taConstr, f, offset) { | 71 function testElementType(taConstr, f, offset) { |
72 clearArray(); | 72 clearArray(); |
73 | 73 |
74 var ta = new taConstr(sab, offset); | 74 var ta = new taConstr(sab, offset); |
75 var name = Object.prototype.toString.call(ta); | 75 var name = Object.prototype.toString.call(ta); |
76 assertEquals(0, f(0, 10), name); | 76 assertEquals(0, f(0, 10), name); |
77 assertEquals(10, ta[0]); | 77 assertEquals(10, ta[0]); |
78 assertEquals(10, f(0, 10), name); | 78 assertEquals(10, f(0, 10), name); |
79 assertEquals(20, ta[0]); | 79 assertEquals(20, ta[0]); |
80 // out of bounds | 80 // out of bounds |
81 assertEquals(0, f(-1, 0), name); | 81 assertThrows(function() { f(-1, 0); }); |
82 assertEquals(0, f(ta.length, 0), name); | 82 assertThrows(function() { f(ta.length, 0); }); |
83 } | 83 } |
84 | 84 |
85 function testElement(m, offset) { | 85 function testElement(m, offset) { |
86 testElementType(Int8Array, m.addi8, offset); | 86 testElementType(Int8Array, m.addi8, offset); |
87 testElementType(Int16Array, m.addi16, offset); | 87 testElementType(Int16Array, m.addi16, offset); |
88 testElementType(Int32Array, m.addi32, offset); | 88 testElementType(Int32Array, m.addi32, offset); |
89 testElementType(Uint8Array, m.addu8, offset); | 89 testElementType(Uint8Array, m.addu8, offset); |
90 testElementType(Uint16Array, m.addu16, offset); | 90 testElementType(Uint16Array, m.addu16, offset); |
91 testElementType(Uint32Array, m.addu32, offset); | 91 testElementType(Uint32Array, m.addu32, offset); |
92 } | 92 } |
93 | 93 |
94 var offset = 0; | 94 var offset = 0; |
95 var sab = new SharedArrayBuffer(16); | 95 var sab = new SharedArrayBuffer(16); |
96 var m1 = Module(this, {}, sab, offset); | 96 var m1 = Module(this, {}, sab, offset); |
97 testElement(m1, offset); | 97 testElement(m1, offset); |
98 | 98 |
99 offset = 32; | 99 offset = 32; |
100 sab = new SharedArrayBuffer(64); | 100 sab = new SharedArrayBuffer(64); |
101 var m2 = Module(this, {}, sab, offset); | 101 var m2 = Module(this, {}, sab, offset); |
102 testElement(m2, offset); | 102 testElement(m2, offset); |
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