diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/s_isnan.c')
-rw-r--r-- | sysdeps/powerpc/fpu/s_isnan.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/sysdeps/powerpc/fpu/s_isnan.c b/sysdeps/powerpc/fpu/s_isnan.c deleted file mode 100644 index b62c4cbd0f..0000000000 --- a/sysdeps/powerpc/fpu/s_isnan.c +++ /dev/null @@ -1,62 +0,0 @@ -/* Return 1 if argument is a NaN, else 0. - Copyright (C) 1997-2019 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -/* Ugly kludge to avoid declarations. */ -#define __isnanf __Xisnanf -#define isnanf Xisnanf -#define __GI___isnanf __GI___Xisnanf - -#include <math.h> -#include <math_ldbl_opt.h> -#include <fenv_libc.h> - -#undef __isnanf -#undef isnanf -#undef __GI___isnanf - - -/* The hidden_proto in include/math.h was obscured by the macro hackery. */ -__typeof (__isnan) __isnanf; -hidden_proto (__isnanf) - - -int -__isnan (double x) -{ - fenv_t savedstate; - int result; - savedstate = fegetenv_register (); - reset_fpscr_bit (FPSCR_VE); - result = !(x == x); - fesetenv_register (savedstate); - return result; -} -hidden_def (__isnan) -weak_alias (__isnan, isnan) - - -/* It turns out that the 'double' version will also always work for - single-precision. */ -strong_alias (__isnan, __isnanf) -hidden_def (__isnanf) -weak_alias (__isnanf, isnanf) - -#ifdef NO_LONG_DOUBLE -strong_alias (__isnan, __isnanl) -weak_alias (__isnan, isnanl) -#endif |