1/* Compute sine and cosine of argument.
2   Copyright (C) 1997, 2000, 2001, 2005 Free Software Foundation, Inc.
3   This file is part of the GNU C Library.
4   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
5
6   The GNU C Library is free software; you can redistribute it and/or
7   modify it under the terms of the GNU Lesser General Public
8   License as published by the Free Software Foundation; either
9   version 2.1 of the License, or (at your option) any later version.
10
11   The GNU C Library is distributed in the hope that it will be useful,
12   but WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14   Lesser General Public License for more details.
15
16   You should have received a copy of the GNU Lesser General Public
17   License along with the GNU C Library; if not, write to the Free
18   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19   02111-1307 USA.  */
20
21#include <machine/asm.h>
22#include "bp-sym.h"
23#include "bp-asm.h"
24
25#define PARMS	LINKAGE		/* no space for saved regs */
26#define ANGLE	PARMS
27#define SINP	ANGLE+12
28#define COSP	SINP+PTR_SIZE
29
30	.text
31ENTRY (BP_SYM (__sincos))
32	ENTER
33
34	movsd	%xmm0, -8(%rsp)
35	fldl	-8(%rsp)
36	fsincos
37	fnstsw	%ax
38	testl	$0x400,%eax
39	jnz	1f
40	fstpl	(%rsi)
41	fstpl	(%rdi)
42
43	LEAVE
44	retq
45
461:	fldpi
47	fadd	%st(0)
48	fxch	%st(1)
492:	fprem1
50	fnstsw	%ax
51	testl	$0x400,%eax
52	jnz	2b
53	fstp	%st(1)
54	fsincos
55	fstpl	(%rsi)
56	fstpl	(%rdi)
57
58	LEAVE
59	retq
60END (BP_SYM (__sincos))
61weak_alias (BP_SYM (__sincos), BP_SYM (sincos))
62