diff options
Diffstat (limited to 'ports/sysdeps/alpha/fpu/s_lround.c')
| -rw-r--r-- | ports/sysdeps/alpha/fpu/s_lround.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/ports/sysdeps/alpha/fpu/s_lround.c b/ports/sysdeps/alpha/fpu/s_lround.c new file mode 100644 index 0000000000..b930dcfa3d --- /dev/null +++ b/ports/sysdeps/alpha/fpu/s_lround.c @@ -0,0 +1,47 @@ +/* Copyright (C) 2007 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/>. */ + +#define __llround not___llround +#define llround not_llround +#include <math.h> +#include <math_ldbl_opt.h> +#undef __llround +#undef llround + +long int +__lround (double x) +{ + double adj; + + adj = 0x1.fffffffffffffp-2; /* nextafter (0.5, 0.0) */ + adj = copysign (adj, x); + return x + adj; +} + +strong_alias (__lround, __llround) +weak_alias (__lround, lround) +weak_alias (__llround, llround) +#ifdef NO_LONG_DOUBLE +strong_alias (__lround, __lroundl) +strong_alias (__lround, __llroundl) +weak_alias (__lroundl, lroundl) +weak_alias (__llroundl, llroundl) +#endif +#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1) +compat_symbol (libm, __lround, lroundl, GLIBC_2_1); +compat_symbol (libm, __llround, llroundl, GLIBC_2_1); +#endif |