2 * ====================================================
3 * Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved.
5 * Permission to use, copy, modify, and distribute this
6 * software is freely granted, provided that this notice
8 * ====================================================
11 #if !defined(_SOFT_FLOAT)
14 Fast version of tan using Intel float instructions.
16 double _f_tan (double x);
18 Function calculates the tangent of x.
19 There is no error checking or setting of errno.
25 SOTYPE_FUNCTION(_f_tan)