cerror.S revision 1.11 1 /* $NetBSD: cerror.S,v 1.11 1999/05/02 20:52:03 kleink Exp $ */
2
3 /*-
4 * Copyright (c) 1990 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * the Systems Programming Group of the University of Utah Computer
9 * Science Department.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed by the University of
22 * California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 */
39
40 #include "SYS.h"
41
42 #if defined(LIBC_SCCS) && !defined(lint)
43 #if 0
44 RCSID("from: @(#)cerror.s 5.1 (Berkeley) 5/12/90")
45 #else
46 RCSID("$NetBSD: cerror.S,v 1.11 1999/05/02 20:52:03 kleink Exp $")
47 #endif
48 #endif /* LIBC_SCCS and not lint */
49
50 #ifdef _REENTRANT
51 .globl _C_LABEL(__errno)
52 #else
53 .globl _C_LABEL(errno)
54 #endif
55 _ENTRY(CERROR)
56 #ifdef _REENTRANT
57 movl d0,sp@-
58 #ifdef PIC
59 movl #_C_LABEL(_GLOBAL_OFFSET_TABLE_),a0
60 lea pc@(0,a0:l),a0
61 movl a0@(_C_LABEL(__errno):l),a0
62 jsr a0@
63 #else
64 jbsr _C_LABEL(__errno)
65 #endif
66 #ifndef __SVR4_ABI__
67 movl d0,a0
68 #endif
69 movl sp@+,a0@
70 #else
71 #ifdef PIC
72 movl #_C_LABEL(_GLOBAL_OFFSET_TABLE_),a0
73 lea pc@(0,a0:l),a0
74 movl a0@(_C_LABEL(errno):w),a0
75 movl d0,a0@
76 #else
77 movl d0,_C_LABEL(errno)
78 #endif
79 #endif /* _REENTRANT */
80 movl #-1,d0
81 movl #-1,d1
82 rts
83