1726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman/*- 2726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG> 3726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * All rights reserved. 4726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * 5726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * Redistribution and use in source and binary forms, with or without 6726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * modification, are permitted provided that the following conditions 7726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * are met: 8726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * 1. Redistributions of source code must retain the above copyright 9726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * notice, this list of conditions and the following disclaimer. 10726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * 2. Redistributions in binary form must reproduce the above copyright 11726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * notice, this list of conditions and the following disclaimer in the 12726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * documentation and/or other materials provided with the distribution. 13726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * 14726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * SUCH DAMAGE. 25726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * 26726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman * $FreeBSD: src/lib/libc/mips/_fpmath.h,v 1.1 2008/04/26 12:07:59 imp Exp $ 27726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman */ 28726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman 29726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearmanunion IEEEl2bits { 30726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman long double e; 31726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman struct { 32726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#ifndef __MIPSEB__ 33726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int manl :32; 34726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int manh :20; 35726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int exp :11; 36726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int sign :1; 37726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#else 38726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int sign :1; 39726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int exp :11; 40726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int manh :20; 41726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman unsigned int manl :32; 42726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#endif 43726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman } bits; 44726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman}; 45726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman 46726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define LDBL_NBIT 0 47726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define mask_nbit_l(u) ((void)0) 48726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define LDBL_IMPLICIT_NBIT 49726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman 50726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define LDBL_MANH_SIZE 20 51726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define LDBL_MANL_SIZE 32 52726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman 53726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman#define LDBL_TO_ARRAY32(u, a) do { \ 54726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman (a)[0] = (uint32_t)(u).bits.manl; \ 55726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman (a)[1] = (uint32_t)(u).bits.manh; \ 56726800e8f42f25a1bf7a36b1603ded29266e8ac6Chris Dearman} while(0) 57