s_log1pf.S revision 1.1
1/* 2 * Written by J.T. Conklin <jtc@netbsd.org>. 3 * Public domain. 4 */ 5 6#include <machine/asm.h> 7 8RCSID("$NetBSD: s_log1pf.S,v 1.4 1995/05/09 00:13:05 jtc Exp $") 9 10/* 11 * Since the fyl2xp1 instruction has such a limited range: 12 * -(1 - (sqrt(2) / 2)) <= x <= sqrt(2) - 1 13 * it's not worth trying to use it. 14 */ 15 16ENTRY(log1pf) 17 fldln2 18 flds 4(%esp) 19 fld1 20 faddp 21 fyl2x 22 ret 23