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