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author | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
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committer | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
commit | a6c1ed4716cf02626ea035beb6dd4a921642ba80 (patch) | |
tree | ef582c1b52819e27bdd16097ec03b69799d04ede /newlib/libm/math/w_cosh.c | |
parent | f6c9a624fa8a6878a7fb2b02f55e4990a20feb59 (diff) |
Use libc from agbcc instead of standalone newlib\nYou must have AGBCC commit 80d029caec189587f8b9294b6c8a5a489b8f5f88 in order to compile pmd_red.gbalibc
Diffstat (limited to 'newlib/libm/math/w_cosh.c')
-rw-r--r-- | newlib/libm/math/w_cosh.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/newlib/libm/math/w_cosh.c b/newlib/libm/math/w_cosh.c deleted file mode 100644 index 7b38dcb..0000000 --- a/newlib/libm/math/w_cosh.c +++ /dev/null @@ -1,116 +0,0 @@ - -/* @(#)w_cosh.c 5.1 93/09/24 */ -/* - * ==================================================== - * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. - * - * Developed at SunPro, a Sun Microsystems, Inc. business. - * Permission to use, copy, modify, and distribute this - * software is freely granted, provided that this notice - * is preserved. - * ==================================================== - */ - -/* - -FUNCTION - <<cosh>>, <<coshf>>---hyperbolic cosine - -ANSI_SYNOPSIS - #include <math.h> - double cosh(double <[x]>); - float coshf(float <[x]>) - -TRAD_SYNOPSIS - #include <math.h> - double cosh(<[x]>) - double <[x]>; - - float coshf(<[x]>) - float <[x]>; - -DESCRIPTION - - <<cosh>> computes the hyperbolic cosine of the argument <[x]>. - <<cosh(<[x]>)>> is defined as - @ifinfo - . (exp(x) + exp(-x))/2 - @end ifinfo - @tex - $${(e^x + e^{-x})} \over 2$$ - @end tex - - Angles are specified in radians. - - <<coshf>> is identical, save that it takes and returns <<float>>. - -RETURNS - The computed value is returned. When the correct value would create - an overflow, <<cosh>> returns the value <<HUGE_VAL>> with the - appropriate sign, and the global value <<errno>> is set to <<ERANGE>>. - - You can modify error handling for these functions using the - function <<matherr>>. - -PORTABILITY - <<cosh>> is ANSI. - <<coshf>> is an extension. - -QUICKREF - cosh ansi pure - coshf - pure -*/ - -/* - * wrapper cosh(x) - */ - -#include "fdlibm.h" -#include <errno.h> - -#ifndef _DOUBLE_IS_32BITS - -#ifdef __STDC__ - double cosh(double x) /* wrapper cosh */ -#else - double cosh(x) /* wrapper cosh */ - double x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_cosh(x); -#else - double z; - struct exception exc; - z = __ieee754_cosh(x); - if(_LIB_VERSION == _IEEE_ || isnan(x)) return z; - if(fabs(x)>7.10475860073943863426e+02) { - /* cosh(finite) overflow */ -#ifndef HUGE_VAL -#define HUGE_VAL inf - double inf = 0.0; - - SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */ -#endif - exc.type = OVERFLOW; - exc.name = "cosh"; - exc.err = 0; - exc.arg1 = exc.arg2 = x; - if (_LIB_VERSION == _SVID_) - exc.retval = HUGE; - else - exc.retval = HUGE_VAL; - if (_LIB_VERSION == _POSIX_) - errno = ERANGE; - else if (!matherr(&exc)) { - errno = ERANGE; - } - if (exc.err != 0) - errno = exc.err; - return exc.retval; - } else - return z; -#endif -} - -#endif /* defined(_DOUBLE_IS_32BITS) */ |