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cerror.S revision 1.7 
      1  1.7  uebayasi /*	$NetBSD: cerror.S,v 1.7 2014/05/22 15:01:57 uebayasi Exp $	*/
      2  1.1      fvdl 
      3  1.1      fvdl /*-
      4  1.1      fvdl  * Copyright (c) 1990 The Regents of the University of California.
      5  1.1      fvdl  * All rights reserved.
      6  1.1      fvdl  *
      7  1.1      fvdl  * This code is derived from software contributed to Berkeley by
      8  1.1      fvdl  * William Jolitz.
      9  1.1      fvdl  *
     10  1.1      fvdl  * Redistribution and use in source and binary forms, with or without
     11  1.1      fvdl  * modification, are permitted provided that the following conditions
     12  1.1      fvdl  * are met:
     13  1.1      fvdl  * 1. Redistributions of source code must retain the above copyright
     14  1.1      fvdl  *    notice, this list of conditions and the following disclaimer.
     15  1.1      fvdl  * 2. Redistributions in binary form must reproduce the above copyright
     16  1.1      fvdl  *    notice, this list of conditions and the following disclaimer in the
     17  1.1      fvdl  *    documentation and/or other materials provided with the distribution.
     18  1.3       agc  * 3. Neither the name of the University nor the names of its contributors
     19  1.1      fvdl  *    may be used to endorse or promote products derived from this software
     20  1.1      fvdl  *    without specific prior written permission.
     21  1.1      fvdl  *
     22  1.1      fvdl  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     23  1.1      fvdl  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  1.1      fvdl  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  1.1      fvdl  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     26  1.1      fvdl  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  1.1      fvdl  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  1.1      fvdl  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  1.1      fvdl  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  1.1      fvdl  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  1.1      fvdl  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  1.1      fvdl  * SUCH DAMAGE.
     33  1.1      fvdl  *
     34  1.1      fvdl  *	from: @(#)cerror.s	5.1 (Berkeley) 4/23/90
     35  1.1      fvdl  */
     36  1.1      fvdl 
     37  1.1      fvdl #include <machine/asm.h>
     38  1.1      fvdl #if defined(SYSLIBC_SCCS) && !defined(lint)
     39  1.7  uebayasi 	RCSID("$NetBSD: cerror.S,v 1.7 2014/05/22 15:01:57 uebayasi Exp $")
     40  1.1      fvdl #endif /* SYSLIBC_SCCS and not lint */
     41  1.1      fvdl 
     42  1.1      fvdl #include "SYS.h"
     43  1.1      fvdl 
     44  1.1      fvdl 	.globl	_C_LABEL(__errno)
     45  1.5     joerg 	.protected	CERROR
     46  1.1      fvdl 
     47  1.1      fvdl _ENTRY(CERROR)
     48  1.2      fvdl 	pushq	%r12
     49  1.1      fvdl 	movl	%eax,%edi
     50  1.1      fvdl 	movl	%eax,%r12d
     51  1.6     joerg #ifdef __PIC__
     52  1.1      fvdl 	call	PIC_PLT(_C_LABEL(__errno))
     53  1.1      fvdl #else
     54  1.1      fvdl 	call	_C_LABEL(__errno)
     55  1.6     joerg #endif /* __PIC__ */
     56  1.1      fvdl 	movl	%r12d,(%rax)
     57  1.1      fvdl 	movq	$-1,%rax
     58  1.2      fvdl 	popq	%r12
     59  1.1      fvdl 	ret
     60  1.7  uebayasi END(CERROR)
     61