| /* isnan(). sparc32 v9 version. |
| Copyright (C) 2012-2014 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/>. */ |
| |
| #include <sysdep.h> |
| #include <math_ldbl_opt.h> |
| |
| ENTRY (__isnan) |
| sethi %hi(0x7ff00000), %g1 |
| sllx %o0, 33, %o0 |
| sllx %g1, 32, %g1 |
| srlx %o0, 1, %o0 |
| or %o0, %o1, %o0 |
| sub %g1, %o0, %o0 |
| retl |
| srlx %o0, 63, %o0 |
| END (__isnan) |
| hidden_def (__isnan) |
| weak_alias (__isnan, isnan) |
| |
| #ifndef IS_IN_libm |
| # if LONG_DOUBLE_COMPAT(libc, GLIBC_2_0) |
| compat_symbol (libc, __isnan, __isnanl, GLIBC_2_0); |
| compat_symbol (libc, isnan, isnanl, GLIBC_2_0); |
| # endif |
| #endif |