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This commit is contained in:
Roland McGrath 1993-11-09 11:59:16 +00:00
parent 94cbbc939d
commit c2c77f1197
1 changed files with 28 additions and 0 deletions
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sysdeps/unix/bsd/sun/m68k/syscall.S Normal file
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/* Copyright (C) 1993 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <sysdep.h>
ENTRY (syscall)
movel sp@, d0 /* Save return address in D0. */
movel sp@(4), sp@ /* Put syscall number at top of stack. */
movel d0, sp@(4) /* Put return address under it. */
trap #0 /* Do syscall; pops number from stack. */
jcs error
ret
error: jmp syscall_error