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

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/* $NetBSD: cerror.S,v 1.4 2008/04/28 20:22:56 martin Exp $ */
/*-
* Copyright (c) 2004 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nick Hudson
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include "SYS.h"
#ifdef _REENTRANT
ENTRY(__cerror,HPPA_FRAME_SIZE)
#else
LEAF_ENTRY(__cerror)
#endif
#ifdef _REENTRANT
stw %rp, HPPA_FRAME_CRP(%sp)
stw %t1, HPPA_FRAME_ARG(0)(%sp)
ldo HPPA_FRAME_SIZE(%sp),%sp
bl __errno, %rp
nop
ldo -HPPA_FRAME_SIZE(%sp), %sp
ldw HPPA_FRAME_ARG(0)(%sp), %t1
ldw HPPA_FRAME_CRP(%sp), %rp
stw %t1, 0(%ret0)
#else
#ifdef PIC
addil LT%errno, %r19
ldw RT%errno(%r1), %r1
stw %t1, 0(%r1)
#else
ldil L%errno, %r1
stw %t1, R%errno(%r1)
#endif
#endif
ldi -1, %ret0
bv %r0(%rp)
ldi -1, %ret1
EXIT(__cerror)