1/* signbit().  sparc64 version.
2   Copyright (C) 2012-2022 Free Software Foundation, Inc.
3   This file is part of the GNU C Library.
4
5   The GNU C Library is free software; you can redistribute it and/or
6   modify it under the terms of the GNU Lesser General Public
7   License as published by the Free Software Foundation; either
8   version 2.1 of the License, or (at your option) any later version.
9
10   The GNU C Library is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   Lesser General Public License for more details.
14
15   You should have received a copy of the GNU Lesser General Public
16   License along with the GNU C Library; if not, see
17   <https://www.gnu.org/licenses/>.  */
18
19#include <sysdep.h>
20
21ENTRY (__signbit)
22	st	%f0, [%sp + STACK_BIAS + 128]
23	ld	[%sp + STACK_BIAS + 128], %o0
24	retl
25	 srl	%o0, 31, %o0
26END (__signbit)
27
28/* On 64-bit the double version will also always work for
29   long-double-precision since in both cases the word with the
30   sign bit in it is passed always in register %f0.  */
31strong_alias (__signbit, __signbitl)
32hidden_def (__signbitl)
33