]>
git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/m68k/m680x0/fpu/s_ccosh_template.c
4a46687df8f27a12d18ceecfb1863fbf1d1d8510
1 /* Complex cosine hyperbole function. m68k fpu version
2 Copyright (C) 1997-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library. If not, see
18 <https://www.gnu.org/licenses/>. */
24 #define s(name) M_SUF (name)
25 #define m81(func) __m81_u(s(func))
31 unsigned long ix_cond
= __m81_test (__imag__ x
);
33 if ((ix_cond
& (__M81_COND_INF
|__M81_COND_NAN
)) == 0)
35 /* Imaginary part is finite. */
38 __asm ("fsincos%.x %2,%1:%0" : "=f" (sin_ix
), "=f" (cos_ix
)
40 __real__ retval
= cos_ix
* m81(__ieee754_cosh
) (__real__ x
);
41 if (ix_cond
& __M81_COND_ZERO
)
42 __imag__ retval
= (signbit (__real__ x
)
43 ? -__imag__ x
: __imag__ x
);
45 __imag__ retval
= sin_ix
* m81(__ieee754_sinh
) (__real__ x
);
49 unsigned long rx_cond
= __m81_test (__real__ x
);
51 if (rx_cond
& __M81_COND_ZERO
)
53 __real__ retval
= __imag__ x
- __imag__ x
;
54 __imag__ retval
= __real__ x
;
58 if (rx_cond
& __M81_COND_INF
)
59 __real__ retval
= s(fabs
) (__real__ x
);
61 __real__ retval
= s(__nan
) ("");
62 __imag__ retval
= __imag__ x
- __imag__ x
;
68 declare_mgen_alias (__ccosh
, ccosh
)