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cerror.S revision 1.8.16.1
      1  1.8.16.1    bouyer /*	$NetBSD: cerror.S,v 1.8.16.1 2007/01/04 18:52:10 bouyer Exp $	*/
      2       1.5  christos 
      3       1.1       cgd /*
      4       1.1       cgd  * Copyright (c) 1992, 1993
      5       1.1       cgd  *	The Regents of the University of California.  All rights reserved.
      6       1.1       cgd  *
      7       1.1       cgd  * This software was developed by the Computer Systems Engineering group
      8       1.1       cgd  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      9       1.1       cgd  * contributed to Berkeley.
     10       1.1       cgd  *
     11       1.1       cgd  * Redistribution and use in source and binary forms, with or without
     12       1.1       cgd  * modification, are permitted provided that the following conditions
     13       1.1       cgd  * are met:
     14       1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     15       1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     16       1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     17       1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     18       1.1       cgd  *    documentation and/or other materials provided with the distribution.
     19       1.8       agc  * 3. Neither the name of the University nor the names of its contributors
     20       1.1       cgd  *    may be used to endorse or promote products derived from this software
     21       1.1       cgd  *    without specific prior written permission.
     22       1.1       cgd  *
     23       1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24       1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25       1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26       1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27       1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28       1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29       1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30       1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31       1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32       1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33       1.1       cgd  * SUCH DAMAGE.
     34       1.1       cgd  *
     35       1.1       cgd  * from: Header: cerror.s,v 1.3 92/07/02 04:17:59 torek Exp
     36       1.1       cgd  */
     37       1.1       cgd 
     38       1.5  christos #include <machine/asm.h>
     39       1.1       cgd #if defined(LIBC_SCCS) && !defined(lint)
     40       1.5  christos #if 0
     41       1.1       cgd 	.asciz "@(#)cerror.s	8.1 (Berkeley) 6/4/93"
     42       1.5  christos #else
     43  1.8.16.1    bouyer 	RCSID("$NetBSD: cerror.S,v 1.8.16.1 2007/01/04 18:52:10 bouyer Exp $")
     44       1.5  christos #endif
     45       1.1       cgd #endif /* LIBC_SCCS and not lint */
     46       1.1       cgd 
     47       1.2        pk #include "SYS.h"
     48       1.1       cgd 
     49       1.3        pk #ifdef _REENTRANT
     50       1.7    kleink FUNC(CERROR)
     51  1.8.16.1    bouyer 	save	%sp, -CCFSZ, %sp
     52       1.3        pk 	call	_C_LABEL(__errno)
     53       1.3        pk 	 nop
     54       1.3        pk 	st	%i0, [%o0]
     55       1.3        pk 	mov	-1, %i0
     56       1.3        pk 	ret
     57       1.3        pk 	 restore %g0, -1, %o1
     58       1.3        pk #else
     59       1.6        tv 	.globl	_C_LABEL(errno)
     60       1.2        pk #ifdef PIC
     61       1.7    kleink FUNC(CERROR)
     62       1.6        tv 	ld	[%g1 + _C_LABEL(errno)], %g1
     63       1.2        pk 	st	%o0, [%g1]
     64       1.2        pk 	mov	-1, %o0
     65       1.2        pk 	retl
     66       1.2        pk 	 mov	-1, %o1
     67       1.2        pk #else
     68       1.7    kleink FUNC(CERROR)
     69       1.6        tv 	sethi	%hi(_C_LABEL(errno)), %g1
     70       1.6        tv 	st	%o0, [%g1 + %lo(_C_LABEL(errno))]
     71       1.1       cgd 	mov	-1, %o0
     72       1.1       cgd 	retl
     73       1.1       cgd 	 mov	-1, %o1
     74       1.2        pk #endif
     75       1.3        pk #endif /* _REENTRANT */
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