1/* 2 * Written by: 3 * J.T. Conklin (jtc@netbsd.org) 4 * Public domain. 5 */ 6 7#include <i387/bsd_asm.h> 8//__FBSDID("$FreeBSD: src/lib/msun/i387/s_sin.S,v 1.9 2011/01/07 16:13:12 kib Exp $") 9 10ENTRY(sin) 11 fldl 4(%esp) 12 fsin 13 fnstsw %ax 14 andw $0x400,%ax 15 jnz 1f 16 ret 171: fldpi 18 fadd %st(0) 19 fxch %st(1) 202: fprem1 21 fnstsw %ax 22 andw $0x400,%ax 23 jnz 2b 24 fstp %st(1) 25 fsin 26 ret 27END(sin) 28 29 30