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44 lines
1.6 KiB
ArmAsm
44 lines
1.6 KiB
ArmAsm
/* Copyright (C) 1995, 1996, 1998, 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Alexandre Oliva <aoliva@redhat.com>.
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Based on ../i386/syscall.S.
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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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/* Please consult the file sysdeps/unix/sysv/linux/am33/sysdep.h for
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more information about the value -126 used below.*/
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.text
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ENTRY (syscall)
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movm [d2,d3,a2,a3],(sp) /* Save register contents. */
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mov d1,a0
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mov (28,sp),d1
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mov (32,sp),a3
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mov (36,sp),a2
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mov (40,sp),d3
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mov (44,sp),d2
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syscall 0 /* Do the system call. */
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movm (sp),[d2,d3,a2,a3] /* Restore register contents. */
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cmp -126,d0 /* Check for error. */
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bls L(pseudo_end)
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jmp SYSCALL_ERROR_LABEL /* Jump to error handler if error. */
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L(pseudo_end):
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ret /* Return to caller. */
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PSEUDO_END (syscall)
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