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46 lines
1.4 KiB
ArmAsm
46 lines
1.4 KiB
ArmAsm
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/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jes Sorensen (Jes.Sorensen@cern.ch)
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sysdep.h>
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/*
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* This is ugly as hell, but we need to take out the syscall number and
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* rotate the input arguments one register before performing the syscall
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*/
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ENTRY(__syscall)
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mov r15=r32 /* syscall number */
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;;
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mov r32=r33
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;;
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mov r33=r34
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;;
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mov r34=r35
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;;
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mov r35=r36
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;;
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mov r36=r37
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break __BREAK_SYSCALL
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cmp.ne p6,p0=-1,r10 /* r10 = -1 on error */
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;;
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(p6) ret
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(p7) br.cond.spnt.few __syscall_error
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PSEUDO_END(__syscall)
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weak_alias (__syscall, syscall)
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