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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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177 if (!IS_NUMBER(x)) x = ToNumber(x); | 177 if (!IS_NUMBER(x)) x = ToNumber(x); |
178 return %Math_tan(x); | 178 return %Math_tan(x); |
179 } | 179 } |
180 | 180 |
181 | 181 |
182 // ------------------------------------------------------------------- | 182 // ------------------------------------------------------------------- |
183 | 183 |
184 function SetupMath() { | 184 function SetupMath() { |
185 // Setup math constants. | 185 // Setup math constants. |
186 // ECMA-262, section 15.8.1.1. | 186 // ECMA-262, section 15.8.1.1. |
187 %OptimizeObjectForAddingMultipleProperties($Math, 26); | 187 %OptimizeObjectForAddingMultipleProperties($Math, 8); |
188 %SetProperty($Math, | 188 %SetProperty($Math, |
189 "E", | 189 "E", |
190 2.7182818284590452354, | 190 2.7182818284590452354, |
191 DONT_ENUM | DONT_DELETE | READ_ONLY); | 191 DONT_ENUM | DONT_DELETE | READ_ONLY); |
192 // ECMA-262, section 15.8.1.2. | 192 // ECMA-262, section 15.8.1.2. |
193 %SetProperty($Math, | 193 %SetProperty($Math, |
194 "LN10", | 194 "LN10", |
195 2.302585092994046, | 195 2.302585092994046, |
196 DONT_ENUM | DONT_DELETE | READ_ONLY); | 196 DONT_ENUM | DONT_DELETE | READ_ONLY); |
197 // ECMA-262, section 15.8.1.3. | 197 // ECMA-262, section 15.8.1.3. |
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213 3.1415926535897932, | 213 3.1415926535897932, |
214 DONT_ENUM | DONT_DELETE | READ_ONLY); | 214 DONT_ENUM | DONT_DELETE | READ_ONLY); |
215 %SetProperty($Math, | 215 %SetProperty($Math, |
216 "SQRT1_2", | 216 "SQRT1_2", |
217 0.7071067811865476, | 217 0.7071067811865476, |
218 DONT_ENUM | DONT_DELETE | READ_ONLY); | 218 DONT_ENUM | DONT_DELETE | READ_ONLY); |
219 %SetProperty($Math, | 219 %SetProperty($Math, |
220 "SQRT2", | 220 "SQRT2", |
221 1.4142135623730951, | 221 1.4142135623730951, |
222 DONT_ENUM | DONT_DELETE | READ_ONLY); | 222 DONT_ENUM | DONT_DELETE | READ_ONLY); |
| 223 %TransformToFastProperties($Math); |
223 | 224 |
224 // Setup non-enumerable functions of the Math object and | 225 // Setup non-enumerable functions of the Math object and |
225 // set their names. | 226 // set their names. |
226 InstallFunctionsOnHiddenPrototype($Math, DONT_ENUM, $Array( | 227 InstallFunctionsOnHiddenPrototype($Math, DONT_ENUM, $Array( |
227 "random", MathRandom, | 228 "random", MathRandom, |
228 "abs", MathAbs, | 229 "abs", MathAbs, |
229 "acos", MathAcos, | 230 "acos", MathAcos, |
230 "asin", MathAsin, | 231 "asin", MathAsin, |
231 "atan", MathAtan, | 232 "atan", MathAtan, |
232 "ceil", MathCeil, | 233 "ceil", MathCeil, |
233 "cos", MathCos, | 234 "cos", MathCos, |
234 "exp", MathExp, | 235 "exp", MathExp, |
235 "floor", MathFloor, | 236 "floor", MathFloor, |
236 "log", MathLog, | 237 "log", MathLog, |
237 "round", MathRound, | 238 "round", MathRound, |
238 "sin", MathSin, | 239 "sin", MathSin, |
239 "sqrt", MathSqrt, | 240 "sqrt", MathSqrt, |
240 "tan", MathTan, | 241 "tan", MathTan, |
241 "atan2", MathAtan2, | 242 "atan2", MathAtan2, |
242 "pow", MathPow, | 243 "pow", MathPow, |
243 "max", MathMax, | 244 "max", MathMax, |
244 "min", MathMin | 245 "min", MathMin |
245 )); | 246 )); |
246 }; | 247 }; |
247 | 248 |
248 | 249 |
249 SetupMath(); | 250 SetupMath(); |
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