diff options
Diffstat (limited to 'math/s_cacosh_template.c')
| -rw-r--r-- | math/s_cacosh_template.c | 50 |
1 files changed, 26 insertions, 24 deletions
diff --git a/math/s_cacosh_template.c b/math/s_cacosh_template.c index 20bf2158b8..e44da39a10 100644 --- a/math/s_cacosh_template.c +++ b/math/s_cacosh_template.c @@ -1,4 +1,4 @@ -/* Return arc hyperbole cosine for double value. +/* Return arc hyperbolic cosine for a complex type. Copyright (C) 1997-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -22,10 +22,10 @@ #include <math_private.h> -__complex__ double -__cacosh (__complex__ double x) +CFLOAT +M_DECL_FUNC (__cacosh) (CFLOAT x) { - __complex__ double res; + CFLOAT res; int rcls = fpclassify (__real__ x); int icls = fpclassify (__imag__ x); @@ -33,45 +33,46 @@ __cacosh (__complex__ double x) { if (icls == FP_INFINITE) { - __real__ res = HUGE_VAL; + __real__ res = M_HUGE_VAL; if (rcls == FP_NAN) - __imag__ res = __nan (""); + __imag__ res = M_NAN; else - __imag__ res = __copysign ((rcls == FP_INFINITE - ? (__real__ x < 0.0 - ? M_PI - M_PI_4 : M_PI_4) - : M_PI_2), __imag__ x); + __imag__ res = M_COPYSIGN ((rcls == FP_INFINITE + ? (__real__ x < 0 + ? M_MLIT (M_PI) - M_MLIT (M_PI_4) + : M_MLIT (M_PI_4)) + : M_MLIT (M_PI_2)), __imag__ x); } else if (rcls == FP_INFINITE) { - __real__ res = HUGE_VAL; + __real__ res = M_HUGE_VAL; if (icls >= FP_ZERO) - __imag__ res = __copysign (signbit (__real__ x) ? M_PI : 0.0, - __imag__ x); + __imag__ res = M_COPYSIGN (signbit (__real__ x) + ? M_MLIT (M_PI) : 0, __imag__ x); else - __imag__ res = __nan (""); + __imag__ res = M_NAN; } else { - __real__ res = __nan (""); - __imag__ res = __nan (""); + __real__ res = M_NAN; + __imag__ res = M_NAN; } } else if (rcls == FP_ZERO && icls == FP_ZERO) { - __real__ res = 0.0; - __imag__ res = __copysign (M_PI_2, __imag__ x); + __real__ res = 0; + __imag__ res = M_COPYSIGN (M_MLIT (M_PI_2), __imag__ x); } else { - __complex__ double y; + CFLOAT y; __real__ y = -__imag__ x; __imag__ y = __real__ x; - y = __kernel_casinh (y, 1); + y = M_SUF (__kernel_casinh) (y, 1); if (signbit (__imag__ x)) { @@ -87,8 +88,9 @@ __cacosh (__complex__ double x) return res; } -weak_alias (__cacosh, cacosh) -#ifdef NO_LONG_DOUBLE -strong_alias (__cacosh, __cacoshl) -weak_alias (__cacosh, cacoshl) + +declare_mgen_alias (__cacosh, cacosh) + +#if M_LIBM_NEED_COMPAT (cacosh) +declare_mgen_libm_compat (__cacosh, cacosh) #endif |