1/* 2 * Written by J.T. Conklin <jtc@netbsd.org>. 3 * Public domain. 4 */ 5 6#include <machine/asm.h> 7 8RCSID("$NetBSD: s_tanf.S,v 1.3 1995/05/09 00:31:09 jtc Exp $") 9 10ENTRY(__tanf) 11 flds 4(%esp) 12 fptan 13 fnstsw %ax 14 testl $0x400,%eax 15 jnz 1f 16 fstp %st(0) 17 ret 181: fldpi 19 fadd %st(0) 20 fxch %st(1) 212: fprem1 22 fstsw %ax 23 testl $0x400,%eax 24 jnz 2b 25 fstp %st(1) 26 fptan 27 fstp %st(0) 28 ret 29END (__tanf) 30weak_alias (__tanf, tanf) 31