glibc/sysdeps/unix/bsd/m68k/syscall.S

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/* Copyright (C) 1993, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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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.
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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.
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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. */
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#include <sysdep.h>
ENTRY (syscall)
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movel sp@+, a0 /* Pop return address into A0. */
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DO_CALL (sp@, 0) /* Do system call. */
jmp a0@ /* Return to A0. */
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error: movel a0, sp@- /* Error; push return address */
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jmp syscall_error /* and jump to error handler. */