158f0484fSRodney W. Grimes /*- 258f0484fSRodney W. Grimes * Copyright (c) 1992, 1993 358f0484fSRodney W. Grimes * The Regents of the University of California. All rights reserved. 458f0484fSRodney W. Grimes * 558f0484fSRodney W. Grimes * This software was developed by the Computer Systems Engineering group 658f0484fSRodney W. Grimes * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 758f0484fSRodney W. Grimes * contributed to Berkeley. 858f0484fSRodney W. Grimes * 958f0484fSRodney W. Grimes * Redistribution and use in source and binary forms, with or without 1058f0484fSRodney W. Grimes * modification, are permitted provided that the following conditions 1158f0484fSRodney W. Grimes * are met: 1258f0484fSRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 1358f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer. 1458f0484fSRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 1558f0484fSRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 1658f0484fSRodney W. Grimes * documentation and/or other materials provided with the distribution. 17*fbbd9655SWarner Losh * 3. Neither the name of the University nor the names of its contributors 1858f0484fSRodney W. Grimes * may be used to endorse or promote products derived from this software 1958f0484fSRodney W. Grimes * without specific prior written permission. 2058f0484fSRodney W. Grimes * 2158f0484fSRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2258f0484fSRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2358f0484fSRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2458f0484fSRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2558f0484fSRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2658f0484fSRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2758f0484fSRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2858f0484fSRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2958f0484fSRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3058f0484fSRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3158f0484fSRodney W. Grimes * SUCH DAMAGE. 3258f0484fSRodney W. Grimes */ 3358f0484fSRodney W. Grimes 3458f0484fSRodney W. Grimes #if defined(LIBC_SCCS) && !defined(lint) 3558f0484fSRodney W. Grimes static char sccsid[] = "@(#)fixdfdi.c 8.1 (Berkeley) 6/4/93"; 3658f0484fSRodney W. Grimes #endif /* LIBC_SCCS and not lint */ 37333fc21eSDavid E. O'Brien #include <sys/cdefs.h> 38333fc21eSDavid E. O'Brien __FBSDID("$FreeBSD$"); 3958f0484fSRodney W. Grimes 4058f0484fSRodney W. Grimes #include "quad.h" 4158f0484fSRodney W. Grimes 4258f0484fSRodney W. Grimes /* 4358f0484fSRodney W. Grimes * Convert double to (signed) quad. 4458f0484fSRodney W. Grimes * We clamp anything that is out of range. 4558f0484fSRodney W. Grimes */ 4658f0484fSRodney W. Grimes quad_t 4758f0484fSRodney W. Grimes __fixdfdi(x) 4858f0484fSRodney W. Grimes double x; 4958f0484fSRodney W. Grimes { 5058f0484fSRodney W. Grimes if (x < 0) 5158f0484fSRodney W. Grimes if (x <= QUAD_MIN) 5258f0484fSRodney W. Grimes return (QUAD_MIN); 5358f0484fSRodney W. Grimes else 5458f0484fSRodney W. Grimes return ((quad_t)-(u_quad_t)-x); 5558f0484fSRodney W. Grimes else 5658f0484fSRodney W. Grimes if (x >= QUAD_MAX) 5758f0484fSRodney W. Grimes return (QUAD_MAX); 5858f0484fSRodney W. Grimes else 5958f0484fSRodney W. Grimes return ((quad_t)(u_quad_t)x); 6058f0484fSRodney W. Grimes } 61