/* Copyright (C) 1997 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, January 1997.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of the
   License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#ifndef _LINUX_SPARC_SYSDEP_H
#define _LINUX_SPARC_SYSDEP_H 1

/* Kernel headers use __ASSEMBLY__ */
#ifdef ASSEMBLER
#define __ASSEMBLY__
#endif

#include <sysdeps/unix/sparc/sysdep.h>

#undef SYS_ify
#define SYS_ify(syscall_name) __NR_##syscall_name

#ifdef ASSEMBLER

#ifdef DONT_LOAD_G1
# define LOADSYSCALL(x)
#else
# define LOADSYSCALL(x) mov __NR_##x, %g1
#endif

/* Linux/SPARC uses a different trap number */
#undef PSEUDO

#ifdef PIC
#define SYSCALL_ERROR_HANDLER \
	.global C_SYMBOL_NAME(__errno_location);\
        .type   C_SYMBOL_NAME(__errno_location),@function;\
	save   %sp,-96,%sp;\
	call   __errno_location;\
	nop;\
	st %i0,[%o0];\
	restore;\
	retl;\
	mov -1,%o0;
#else
#define SYSCALL_ERROR_HANDLER \
	save %sp,-96,%sp;						      \
	call __errno_location;						      \
	nop;								      \
	st %i0,[%o0];							      \
	restore;							      \
	retl;								      \
	mov -1,%o0;
#endif   /* PIC */

#define PSEUDO(name, syscall_name, args) \
	.text;								      \
	ENTRY(name);							      \
	LOADSYSCALL(syscall_name);					      \
	ta 0x10;							      \
	bcc,a 1f;							      \
	nop;								      \
	SYSCALL_ERROR_HANDLER;						      \
1:;

#endif	/* ASSEMBLER */

#endif /* linux/sparc/sysdep.h */