1/*
2 * Written by J.T. Conklin <jtc@netbsd.org>.
3 * Public domain.
4 */
5
6#include <machine/asm.h>
7
8RCSID("$NetBSD: s_sin.S,v 1.5 1995/05/09 00:25:54 jtc Exp $")
9
10ENTRY(__sin)
11	fldl	4(%esp)
12	fsin
13	fnstsw	%ax
14	testl	$0x400,%eax
15	jnz	1f
16	ret
17	.align ALIGNARG(4)
181:	fldpi
19	fadd	%st(0)
20	fxch	%st(1)
212:	fprem1
22	fnstsw	%ax
23	testl	$0x400,%eax
24	jnz	2b
25	fstp	%st(1)
26	fsin
27	ret
28END (__sin)
29weak_alias (__sin, sin)
30