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1 // Copyright 2015 the V8 project authors. All rights reserved. | |
2 // Redistribution and use in source and binary forms, with or without | |
3 // modification, are permitted provided that the following conditions are | |
4 // met: | |
5 // | |
6 // * Redistributions of source code must retain the above copyright | |
7 // notice, this list of conditions and the following disclaimer. | |
8 // * Redistributions in binary form must reproduce the above | |
9 // copyright notice, this list of conditions and the following | |
10 // disclaimer in the documentation and/or other materials provided | |
11 // with the distribution. | |
12 // * Neither the name of Google Inc. nor the names of its | |
13 // contributors may be used to endorse or promote products derived | |
14 // from this software without specific prior written permission. | |
15 // | |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
27 | |
28 // Flags: --harmony-simd --harmony-tostring --allow-natives-syntax | |
29 | |
30 function isValidSimdString(string, value, type, lanes) { | |
31 var simdFn = SIMD[type], | |
32 parseFn = | |
33 type.indexOf('float') === 0 ? Number.parseFloat : Number.parseInt; | |
34 var laneStrings = string.split(','); | |
35 if (laneStrings.length !== lanes) | |
36 return false; | |
37 for (var i = 0; i < lanes; i++) { | |
38 var fromString = parseFn(laneStrings[i]), | |
39 fromValue = simdFn.extractLane(value, i); | |
40 if (Math.abs(fromString - fromValue) > Number.EPSILON) | |
41 return false; | |
42 } | |
43 return true; | |
44 } | |
45 | |
46 | |
rossberg
2015/07/02 13:35:43
Add tests for the SIMD object itself, e.g.:
asser
bbudge
2015/07/06 23:59:05
Thanks. Done.
| |
47 // Test different forms of constructor calls. | |
48 function TestConstructor(type, lanes, values) { | |
49 var simdFn = SIMD[type]; | |
50 assertFalse(Object === simdFn.prototype.constructor) | |
51 assertFalse(simdFn === Object.prototype.constructor) | |
52 assertSame(simdFn, simdFn.prototype.constructor) | |
53 | |
54 // Constructors expect values for all lanes. | |
55 assertThrows(function () { simdFn() }, TypeError) | |
56 assertThrows(function () { simdFn(0) }, TypeError) | |
57 switch (lanes) { | |
58 case 4: | |
59 values.push(simdFn(0, 1, 2, 3)); | |
60 values.push(simdFn(-0, NaN, 0, 0.5)); | |
61 // Constructors expect values for all lanes. | |
62 assertThrows(function () { simdFn(0, 1) }, TypeError) | |
63 assertThrows(function () { simdFn(0, 1, 2) }, TypeError) | |
64 break | |
65 } | |
66 for (var i in values) { | |
67 assertSame(simdFn, values[i].__proto__.constructor) | |
68 assertSame(simdFn, Object(values[i]).__proto__.constructor) | |
rossberg
2015/07/02 13:35:43
assertSame(simdFn.prototype, value[i].__proto__)
bbudge
2015/07/06 23:59:05
Done.
| |
69 } | |
70 } | |
71 | |
72 | |
73 function TestType(type, lanes, values) { | |
74 for (var i in values) { | |
75 assertEquals(type, typeof values[i]) | |
76 assertTrue(typeof values[i] === type) | |
77 assertTrue(typeof Object(values[i]) === 'object') | |
78 assertEquals(null, %_ClassOf(values[i])) | |
79 assertEquals("Float32x4", %_ClassOf(Object(values[i]))) | |
80 } | |
81 } | |
82 | |
83 | |
84 function TestPrototype(type, lanes, values) { | |
85 var simdFn = SIMD[type]; | |
86 assertSame(Object.prototype, simdFn.prototype.__proto__) | |
87 for (var i in values) { | |
88 assertSame(simdFn.prototype, values[i].__proto__) | |
89 assertSame(simdFn.prototype, Object(values[i]).__proto__) | |
90 } | |
91 } | |
92 | |
93 | |
94 function TestValueOf(type, lanes, values) { | |
95 var simdFn = SIMD[type]; | |
96 for (var i in values) { | |
97 assertTrue(values[i] === Object(values[i]).valueOf()) | |
98 assertTrue(values[i] === values[i].valueOf()) | |
99 assertTrue(simdFn.prototype.valueOf.call(Object(values[i])) === values[i]) | |
100 assertTrue(simdFn.prototype.valueOf.call(values[i]) === values[i]) | |
101 } | |
102 } | |
103 | |
104 | |
105 function TestGet(type, lanes, values) { | |
106 var simdFn = SIMD[type]; | |
107 for (var i in values) { | |
108 assertEquals(undefined, values[i].a) | |
109 assertEquals(undefined, values[i]["a" + "b"]) | |
110 assertEquals(undefined, values[i]["" + "1"]) | |
111 assertEquals(undefined, values[i][42]) | |
112 } | |
113 } | |
114 | |
115 | |
116 function TestToBoolean(type, lanes, values) { | |
117 for (var i in values) { | |
118 assertTrue(Boolean(Object(values[i]))) | |
119 assertFalse(!Object(values[i])) | |
120 assertTrue(Boolean(values[i]).valueOf()) | |
121 assertFalse(!values[i]) | |
122 assertTrue(!!values[i]) | |
123 assertTrue(values[i] && true) | |
124 assertFalse(!values[i] && false) | |
125 assertTrue(!values[i] || true) | |
126 assertEquals(1, values[i] ? 1 : 2) | |
127 assertEquals(2, !values[i] ? 1 : 2) | |
128 if (!values[i]) assertUnreachable(); | |
129 if (values[i]) {} else assertUnreachable(); | |
130 } | |
131 } | |
132 | |
133 | |
134 function TestToString(type, lanes, values) { | |
135 var simdFn = SIMD[type]; | |
136 for (var i in values) { | |
137 assertEquals(values[i].toString(), String(values[i])) | |
138 assertTrue(isValidSimdString(values[i].toString(), values[i], type, lanes)) | |
139 assertTrue( | |
140 isValidSimdString(Object(values[i]).toString(), values[i], type, lanes)) | |
141 assertTrue(isValidSimdString( | |
142 simdFn.prototype.toString.call(values[i]), values[i], type, lanes)) | |
143 } | |
144 } | |
145 | |
146 | |
147 function TestToNumber(type, lanes, values) { | |
148 for (var i in values) { | |
149 assertThrows(function() { Number(Object(values[i])) }, TypeError) | |
150 assertThrows(function() { +Object(values[i]) }, TypeError) | |
151 assertThrows(function() { Number(values[i]) }, TypeError) | |
152 assertThrows(function() { values[i] + 0 }, TypeError) | |
153 } | |
154 } | |
155 | |
156 | |
157 function TestEquality(type, lanes, values) { | |
158 // Every SIMD value should equal itself, and non-strictly equal its wrapper. | |
rossberg
2015/07/02 13:35:43
This is lacking tests that make sure that equality
bbudge
2015/07/06 23:59:05
Added tests for structural equality semantics.
| |
159 for (var i in values) { | |
160 assertSame(values[i], values[i]) | |
161 assertEquals(values[i], values[i]) | |
162 assertTrue(Object.is(values[i], values[i])) | |
163 assertTrue(values[i] === values[i]) | |
164 assertTrue(values[i] == values[i]) | |
165 assertFalse(values[i] === Object(values[i])) | |
166 assertFalse(Object(values[i]) === values[i]) | |
167 assertFalse(values[i] == Object(values[i])) | |
168 assertFalse(Object(values[i]) == values[i]) | |
169 assertTrue(values[i] === values[i].valueOf()) | |
170 assertTrue(values[i].valueOf() === values[i]) | |
171 assertTrue(values[i] == values[i].valueOf()) | |
172 assertTrue(values[i].valueOf() == values[i]) | |
173 assertFalse(Object(values[i]) === Object(values[i])) | |
174 assertEquals(Object(values[i]).valueOf(), Object(values[i]).valueOf()) | |
175 } | |
176 | |
177 // SIMD values should not equal other SIMD values. | |
178 for (var i = 0; i < values.length; ++i) { | |
179 for (var j = i + 1; j < values.length; ++j) { | |
180 assertFalse(Object.is(values[i], values[j])) | |
181 assertFalse(values[i] === values[j]) | |
182 assertFalse(values[i] == values[j]) | |
183 } | |
184 } | |
185 | |
186 // SIMD values should not be equal to any other kind of object. | |
187 var others = [347, 1.275, NaN, "string", null, undefined, {}, function() {}] | |
188 for (var i in values) { | |
189 for (var j in others) { | |
190 assertFalse(values[i] === others[j]) | |
191 assertFalse(others[j] === values[i]) | |
192 assertFalse(values[i] == others[j]) | |
193 assertFalse(others[j] == values[i]) | |
194 } | |
195 } | |
196 } | |
197 | |
198 | |
199 function TestComparison(type, lanes, values) { | |
200 var a = values[0], b = values[1]; | |
201 | |
202 function lt() { a < b; } | |
203 function gt() { a > b; } | |
204 function le() { a <= b; } | |
205 function ge() { a >= b; } | |
206 function lt_same() { a < a; } | |
207 function gt_same() { a > a; } | |
208 function le_same() { a <= a; } | |
209 function ge_same() { a >= a; } | |
210 | |
211 var throwFuncs = [lt, gt, le, ge, lt_same, gt_same, le_same, ge_same]; | |
212 | |
213 for (var f of throwFuncs) { | |
214 assertThrows(f, TypeError); | |
215 %OptimizeFunctionOnNextCall(f); | |
216 assertThrows(f, TypeError); | |
217 assertThrows(f, TypeError); | |
218 } | |
219 } | |
220 | |
221 | |
222 // Test SIMD value wrapping/boxing over non-builtins. | |
223 function TestCall(type, lanes, values) { | |
224 var simdFn = SIMD[type]; | |
225 simdFn.prototype.getThisProto = function () { | |
226 return Object.getPrototypeOf(this); | |
227 } | |
228 for (var i in values) { | |
229 assertTrue(values[i].getThisProto() === simdFn.prototype) | |
230 } | |
231 } | |
232 | |
233 | |
234 function TestAll() { | |
235 var types = [ 'float32x4' ]; | |
236 | |
237 function lanesForType(typeName) { | |
238 return Number.parseInt(typeName[typeName.length - 1]); | |
239 } | |
240 | |
241 for (var i = 0; i < types.length; ++i) { | |
242 var type = types[i], | |
243 lanes = lanesForType(type); | |
244 var values = []; | |
245 TestConstructor(type, lanes, values); | |
246 TestType(type, lanes, values); | |
247 TestPrototype(type, lanes, values); | |
248 TestValueOf(type, lanes, values); | |
249 TestGet(type, lanes, values); | |
250 TestToBoolean(type, lanes, values); | |
251 TestToString(type, lanes, values); | |
252 TestToNumber(type, lanes, values); | |
253 TestEquality(type, lanes, values); | |
254 TestComparison(type, lanes, values); | |
255 TestCall(type, lanes, values); | |
256 } | |
257 } | |
258 TestAll() | |
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