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/* $NetBSD: SYS.h,v 1.8 2003/08/07 16:42:02 agc Exp $ */
/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* 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: @(#)SYS.h 5.5 (Berkeley) 5/7/91
* $FreeBSD$
*/
#include <machine/asm.h>
#include <sys/syscall.h>
#include <machine/swi.h>
#ifdef __ARM_EABI__
#define SYSTRAP(x) \
mov ip, r7; \
ldr r7, =SYS_ ## x; \
swi 0; \
mov r7, ip
#else
#define SYSTRAP(x) swi 0 | SYS_ ## x
#endif
#define CERROR _C_LABEL(cerror)
#define CURBRK _C_LABEL(curbrk)
#define _SYSCALL_NOERROR(x) \
ENTRY(__CONCAT(__sys_, x)); \
.weak _C_LABEL(x); \
.set _C_LABEL(x), _C_LABEL(__CONCAT(__sys_,x)); \
.weak _C_LABEL(__CONCAT(_,x)); \
.set _C_LABEL(__CONCAT(_,x)),_C_LABEL(__CONCAT(__sys_,x)); \
SYSTRAP(x)
#define _SYSCALL(x) \
_SYSCALL_NOERROR(x); \
bcs PIC_SYM(CERROR, PLT)
#define SYSCALL(x) \
_SYSCALL(x)
#define PSEUDO(x) \
ENTRY(__CONCAT(__sys_, x)); \
.weak _C_LABEL(__CONCAT(_,x)); \
.set _C_LABEL(__CONCAT(_,x)),_C_LABEL(__CONCAT(__sys_,x)); \
SYSTRAP(x); \
bcs PIC_SYM(CERROR, PLT); \
RET
#define RSYSCALL(x) \
_SYSCALL(x); \
RET
.globl CERROR
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