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1 // The following is adapted from fdlibm (http://www.netlib.org/fdlibm), | 1 // The following is adapted from fdlibm (http://www.netlib.org/fdlibm), |
2 // | 2 // |
3 // ==================================================== | 3 // ==================================================== |
4 // Copyright (C) 1993-2004 by Sun Microsystems, Inc. All rights reserved. | 4 // Copyright (C) 1993-2004 by Sun Microsystems, Inc. All rights reserved. |
5 // | 5 // |
6 // Developed at SunSoft, a Sun Microsystems, Inc. business. | 6 // Developed at SunSoft, a Sun Microsystems, Inc. business. |
7 // Permission to use, copy, modify, and distribute this | 7 // Permission to use, copy, modify, and distribute this |
8 // software is freely granted, provided that this notice | 8 // software is freely granted, provided that this notice |
9 // is preserved. | 9 // is preserved. |
10 // ==================================================== | 10 // ==================================================== |
11 // | 11 // |
12 // The original source code covered by the above license above has been | 12 // The original source code covered by the above license above has been |
13 // modified significantly by Google Inc. | 13 // modified significantly by Google Inc. |
14 // Copyright 2014 the V8 project authors. All rights reserved. | 14 // Copyright 2014 the V8 project authors. All rights reserved. |
15 // | 15 // |
16 // The following is a straightforward translation of fdlibm routines | 16 // The following is a straightforward translation of fdlibm routines |
17 // by Raymond Toy (rtoy@google.com). | 17 // by Raymond Toy (rtoy@google.com). |
18 | 18 |
19 // Double constants that do not have empty lower 32 bits are found in fdlibm.cc | 19 // Double constants that do not have empty lower 32 bits are found in fdlibm.cc |
20 // and exposed through kMath as typed array. We assume the compiler to convert | 20 // and exposed through kMath as typed array. We assume the compiler to convert |
21 // from decimal to binary accurately enough to produce the intended values. | 21 // from decimal to binary accurately enough to produce the intended values. |
22 // kMath is initialized to a Float64Array during genesis and not writable. | 22 // kMath is initialized to a Float64Array during genesis and not writable. |
23 // rempio2result is used as a container for return values of %RemPiO2. It is | 23 // rempio2result is used as a container for return values of %RemPiO2. It is |
24 // initialized to a two-element Float64Array during genesis. | 24 // initialized to a two-element Float64Array during genesis. |
25 | 25 |
26 var kMath; | 26 var kMath; |
27 var rempio2result; | 27 var rempio2result; |
28 | 28 |
29 (function() { | 29 (function(global, shared, exports) { |
30 | 30 |
31 "use strict"; | 31 "use strict"; |
32 | 32 |
33 %CheckIsBootstrapping(); | 33 %CheckIsBootstrapping(); |
34 | 34 |
35 var GlobalMath = global.Math; | 35 var GlobalMath = global.Math; |
36 | 36 |
37 //------------------------------------------------------------------- | 37 //------------------------------------------------------------------- |
38 | 38 |
39 define INVPIO2 = kMath[0]; | 39 define INVPIO2 = kMath[0]; |
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1020 "cosh", MathCosh, | 1020 "cosh", MathCosh, |
1021 "log10", MathLog10, | 1021 "log10", MathLog10, |
1022 "log2", MathLog2, | 1022 "log2", MathLog2, |
1023 "log1p", MathLog1p, | 1023 "log1p", MathLog1p, |
1024 "expm1", MathExpm1 | 1024 "expm1", MathExpm1 |
1025 ]); | 1025 ]); |
1026 | 1026 |
1027 %SetInlineBuiltinFlag(MathSin); | 1027 %SetInlineBuiltinFlag(MathSin); |
1028 %SetInlineBuiltinFlag(MathCos); | 1028 %SetInlineBuiltinFlag(MathCos); |
1029 | 1029 |
1030 })(); | 1030 }) |
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