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222c4e717a
Thu Mar 9 17:16:53 1995 Brendan Kehoe (brendan@zen.org) * configure.in: Match `osf*', not `osf1*'. * configure: Likewise. * sysdeps/unix/bsd/osf: Renamed to `sysdeps/unix/bsd/osf1'.
54 lines
1.4 KiB
ArmAsm
54 lines
1.4 KiB
ArmAsm
/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
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Contributed by Brendan Kehoe (brendan@zen.org).
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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
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <sysdep.h>
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#ifndef SYS_brk
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#define SYS_brk 17
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#endif
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#ifndef HAVE_GNU_LD
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#define __end end
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#endif
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.data
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.extern __end,8
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.globl __curbrk
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__curbrk:
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.quad __end
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.text
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ENTRY(__brk)
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! FIXME We do not check for asking for less than a page yet.
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ldiq v0, SYS_brk
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call_pal PAL_callsys
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bne a3, error
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/* Update __curbrk and exit cleanly. */
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! ldgp gp, 0(t12)
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stl a0, __curbrk
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mov zero, v0
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ret
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/* What a horrible way to die. */
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error: ldgp gp,0(gp)
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jmp zero,syscall_error
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.end __brk
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weak_alias (__brk, brk)
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