1*84d9c625SLionel Sambuc/* $NetBSD: cerror.S,v 1.8 2013/09/14 05:38:00 nakayama Exp $ */ 22fe8fb19SBen Gras 32fe8fb19SBen Gras/* 42fe8fb19SBen Gras * Copyright (c) 1992, 1993 52fe8fb19SBen Gras * The Regents of the University of California. All rights reserved. 62fe8fb19SBen Gras * 72fe8fb19SBen Gras * This software was developed by the Computer Systems Engineering group 82fe8fb19SBen Gras * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 92fe8fb19SBen Gras * contributed to Berkeley. 102fe8fb19SBen Gras * 112fe8fb19SBen Gras * Redistribution and use in source and binary forms, with or without 122fe8fb19SBen Gras * modification, are permitted provided that the following conditions 132fe8fb19SBen Gras * are met: 142fe8fb19SBen Gras * 1. Redistributions of source code must retain the above copyright 152fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer. 162fe8fb19SBen Gras * 2. Redistributions in binary form must reproduce the above copyright 172fe8fb19SBen Gras * notice, this list of conditions and the following disclaimer in the 182fe8fb19SBen Gras * documentation and/or other materials provided with the distribution. 192fe8fb19SBen Gras * 3. Neither the name of the University nor the names of its contributors 202fe8fb19SBen Gras * may be used to endorse or promote products derived from this software 212fe8fb19SBen Gras * without specific prior written permission. 222fe8fb19SBen Gras * 232fe8fb19SBen Gras * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 242fe8fb19SBen Gras * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 252fe8fb19SBen Gras * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 262fe8fb19SBen Gras * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 272fe8fb19SBen Gras * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 282fe8fb19SBen Gras * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 292fe8fb19SBen Gras * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 302fe8fb19SBen Gras * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 312fe8fb19SBen Gras * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 322fe8fb19SBen Gras * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 332fe8fb19SBen Gras * SUCH DAMAGE. 342fe8fb19SBen Gras * 352fe8fb19SBen Gras * from: Header: cerror.s,v 1.3 92/07/02 04:17:59 torek Exp 362fe8fb19SBen Gras */ 372fe8fb19SBen Gras 382fe8fb19SBen Gras#include <machine/asm.h> 392fe8fb19SBen Gras#if defined(LIBC_SCCS) && !defined(lint) 402fe8fb19SBen Gras#if 0 412fe8fb19SBen Gras .asciz "@(#)cerror.s 8.1 (Berkeley) 6/4/93" 422fe8fb19SBen Gras#else 43*84d9c625SLionel Sambuc RCSID("$NetBSD: cerror.S,v 1.8 2013/09/14 05:38:00 nakayama Exp $") 442fe8fb19SBen Gras#endif 452fe8fb19SBen Gras#endif /* LIBC_SCCS and not lint */ 462fe8fb19SBen Gras 472fe8fb19SBen Gras#include "SYS.h" 482fe8fb19SBen Gras 492fe8fb19SBen Gras#ifdef _REENTRANT 502fe8fb19SBen GrasFUNC(__cerror) 512fe8fb19SBen Gras save %sp, -CC64FSZ, %sp 522fe8fb19SBen Gras call _C_LABEL(__errno) 532fe8fb19SBen Gras nop 542fe8fb19SBen Gras st %i0, [%o0] 552fe8fb19SBen Gras mov -1, %i0 562fe8fb19SBen Gras ret 572fe8fb19SBen Gras restore %g0, -1, %o1 582fe8fb19SBen Gras#else 592fe8fb19SBen Gras .globl _C_LABEL(errno) 60*84d9c625SLionel Sambuc 61*84d9c625SLionel Sambuc#if __PIC__ - 0 >= 2 62*84d9c625SLionel Sambuc 632fe8fb19SBen GrasFUNC(__cerror) 642fe8fb19SBen Gras PIC_PROLOGUE(%g1, %o3) 652fe8fb19SBen Gras set _C_LABEL(errno),%o1 662fe8fb19SBen Gras ldx [%g1 + %o1], %g1 672fe8fb19SBen Gras st %o0, [%g1] 682fe8fb19SBen Gras mov -1, %o0 692fe8fb19SBen Gras retl 702fe8fb19SBen Gras mov -1, %o1 71*84d9c625SLionel Sambuc 72*84d9c625SLionel Sambuc#elif __PIC__ - 0 >= 1 73*84d9c625SLionel Sambuc 742fe8fb19SBen GrasFUNC(__cerror) 752fe8fb19SBen Gras PIC_PROLOGUE(%g1, %o3) 762fe8fb19SBen Gras ldx [%g1 + _C_LABEL(errno)], %g1 772fe8fb19SBen Gras st %o0, [%g1] 782fe8fb19SBen Gras mov -1, %o0 792fe8fb19SBen Gras retl 802fe8fb19SBen Gras mov -1, %o1 81*84d9c625SLionel Sambuc 822fe8fb19SBen Gras#else 83*84d9c625SLionel Sambuc 842fe8fb19SBen GrasFUNC(__cerror) 852fe8fb19SBen Gras sethi %hi(_C_LABEL(errno)), %g1 862fe8fb19SBen Gras st %o0, [%g1 + %lo(_C_LABEL(errno))] 872fe8fb19SBen Gras mov -1, %o0 882fe8fb19SBen Gras retl 892fe8fb19SBen Gras mov -1, %o1 90*84d9c625SLionel Sambuc 91*84d9c625SLionel Sambuc#endif /* __PIC__ */ 92*84d9c625SLionel Sambuc 932fe8fb19SBen Gras#endif /* _REENTRANT */ 94