| /* signbit(). sparc64 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> |
| |
| ENTRY (__signbit) |
| st %f0, [%sp + STACK_BIAS + 128] |
| ld [%sp + STACK_BIAS + 128], %o0 |
| retl |
| srl %o0, 31, %o0 |
| END (__signbit) |
| weak_alias (__signbit, signbit) |
| |
| /* On 64-bit the double version will also always work for |
| long-double-precision since in both cases the word with the |
| sign bit in it is passed always in register %f0. */ |
| strong_alias (__signbit, __signbitl) |
| hidden_def (__signbitl) |
| weak_alias (__signbitl, signbitl) |
