minix/lib/libc/arch/sparc64/sys/cerror.S

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/* $NetBSD: cerror.S,v 1.6 2003/08/07 16:42:29 agc Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Header: cerror.s,v 1.3 92/07/02 04:17:59 torek Exp
*/
#include <machine/asm.h>
#if defined(LIBC_SCCS) && !defined(lint)
#if 0
.asciz "@(#)cerror.s 8.1 (Berkeley) 6/4/93"
#else
RCSID("$NetBSD: cerror.S,v 1.6 2003/08/07 16:42:29 agc Exp $")
#endif
#endif /* LIBC_SCCS and not lint */
#include "SYS.h"
#ifdef _REENTRANT
FUNC(__cerror)
save %sp, -CC64FSZ, %sp
call _C_LABEL(__errno)
nop
st %i0, [%o0]
mov -1, %i0
ret
restore %g0, -1, %o1
#else
.globl _C_LABEL(errno)
#ifdef PIC
#ifdef BIGPIC
FUNC(__cerror)
PIC_PROLOGUE(%g1, %o3)
set _C_LABEL(errno),%o1
ldx [%g1 + %o1], %g1
st %o0, [%g1]
mov -1, %o0
retl
mov -1, %o1
#else
FUNC(__cerror)
PIC_PROLOGUE(%g1, %o3)
ldx [%g1 + _C_LABEL(errno)], %g1
st %o0, [%g1]
mov -1, %o0
retl
mov -1, %o1
#endif
#else
FUNC(__cerror)
sethi %hi(_C_LABEL(errno)), %g1
st %o0, [%g1 + %lo(_C_LABEL(errno))]
mov -1, %o0
retl
mov -1, %o1
#endif
#endif /* _REENTRANT */