cerror.S revision 86536
1/*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * from: FreeBSD: src/lib/libc/i386/sys/cerror.S,v 1.11 2001/08/13 37 */ 38 39#if defined(SYSLIBC_RCS) && !defined(lint) 40 .text 41 .asciz "$FreeBSD: head/lib/libc/sparc64/sys/cerror.S 86536 2001-11-18 04:48:34Z jake $" 42#endif /* SYSLIBC_RCS and not lint */ 43 44#include "SYS.h" 45 46 .text 47 .align 16 48 .globl HIDENAME(cerror) 49 .type HIDENAME(cerror),@function 50 51 /* 52 * The __error() function is thread aware. For non-threaded 53 * programs and the initial threaded in threaded programs, 54 * it returns a pointer to the global errno variable. 55 */ 56 .globl CNAME(__error) 57HIDENAME(cerror): 58 save %sp, -CCFSZ, %sp 59 call CNAME(__error) 60 nop 61 stw %i0, [%o0] 62 mov -1, %i0 63 ret 64 restore %g0, -1, %o1 65END(HIDENAME(cerror)) 66