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Issue 1154483002: Hook up more import/exports in natives. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: do not leak utils object Created 5 years, 7 months ago
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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 // ====================================================
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1016 var t = n; 1016 var t = n;
1017 var t1 = %_ConstructDouble(%_DoubleHi(((z_h + z_l) + dp_h) + t), 0); 1017 var t1 = %_ConstructDouble(%_DoubleHi(((z_h + z_l) + dp_h) + t), 0);
1018 var t2 = z_l - (((t1 - t) - dp_h) - z_h); 1018 var t2 = z_l - (((t1 - t) - dp_h) - z_h);
1019 1019
1020 // t1 + t2 = log2(ax), sum up because we do not care about extra precision. 1020 // t1 + t2 = log2(ax), sum up because we do not care about extra precision.
1021 return t1 + t2; 1021 return t1 + t2;
1022 } 1022 }
1023 1023
1024 //------------------------------------------------------------------- 1024 //-------------------------------------------------------------------
1025 1025
1026 $installFunctions(GlobalMath, DONT_ENUM, [ 1026 utils.InstallFunctions(GlobalMath, DONT_ENUM, [
1027 "cos", MathCos, 1027 "cos", MathCos,
1028 "sin", MathSin, 1028 "sin", MathSin,
1029 "tan", MathTan, 1029 "tan", MathTan,
1030 "sinh", MathSinh, 1030 "sinh", MathSinh,
1031 "cosh", MathCosh, 1031 "cosh", MathCosh,
1032 "log10", MathLog10, 1032 "log10", MathLog10,
1033 "log2", MathLog2, 1033 "log2", MathLog2,
1034 "log1p", MathLog1p, 1034 "log1p", MathLog1p,
1035 "expm1", MathExpm1 1035 "expm1", MathExpm1
1036 ]); 1036 ]);
1037 1037
1038 %SetForceInlineFlag(MathSin); 1038 %SetForceInlineFlag(MathSin);
1039 %SetForceInlineFlag(MathCos); 1039 %SetForceInlineFlag(MathCos);
1040 1040
1041 }) 1041 })
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