summaryrefslogtreecommitdiff
path: root/sysdeps/sparc/sparc32/fpu/s_copysignf.S
blob: 701c6fe502462cc2e886f5d878fdce32cf7c86f5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/* float copysign function, sparc32 version.
   Copyright (C) 2012-2013 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by David S. Miller <davem@davemloft.net>, 2012.

   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 (__copysignf)
	sethi	%hi(0x80000000), %g1
	and	%o1, %g1, %o4
	andn	%o0, %g1, %o0
	or	%o0, %o4, %o0
	st	%o0, [%sp + 68]
	retl
	 ld	[%sp + 68], %f0
END (__copysignf)
weak_alias (__copysignf, copysignf)