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92 lines
2.2 KiB
ArmAsm
92 lines
2.2 KiB
ArmAsm
/* Copyright (C) 1996 Free Software Foundation, Inc.
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Contributed by Richard Henderson (rth@tamu.edu)
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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.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*
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* Heads of the constructor/destructor lists.
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*/
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/* The __*TOR_LIST__ symbols are not global because when this file is used
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in a shared library, we do not want the symbol to fall over to the
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application's lists. */
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.section .ctors,"aw"
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.align 3
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__CTOR_LIST__:
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.quad -1
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.section .dtors,"aw"
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.align 3
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__DTOR_LIST__:
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.quad -1
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/*
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* Fragment of the ELF _fini routine that invokes our dtor cleanup.
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*/
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.section .fini,"ax"
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/* Since the bits of the _fini function are spread across many
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object files, each potentially with its own GP, we must
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assume we need to load ours. Further, our .fini section
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can easily be more than 4MB away from our .text bits so we
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can't use bsr. */
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br $gp,1f
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1: ldgp $gp,0($gp)
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jsr $26,__do_global_dtors_aux
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/* Must match the alignment we got from crti.o else we get
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zero-filled holes in our _fini function and then SIGILL. */
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.align 3
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/*
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* Invoke our destructors in order.
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*/
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.text
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.align 3
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.ent __do_global_dtors_aux
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__do_global_dtors_aux:
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.frame $sp,16,$26,0
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/* GP already loaded in .fini */
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lda $sp,-16($sp)
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stq $9,8($sp)
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stq $26,0($sp)
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.mask (1<<26)|(1<<9), -16
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.prologue 0
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lda $9,__DTOR_LIST__
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br 1f
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0: jsr $26,($27)
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1: ldq $27,8($9)
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addq $9,8,$9
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bne $27,0b
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ldq $26,0($sp)
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ldq $9,8($sp)
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lda $sp,16($sp)
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ret
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.end __do_global_dtors_aux
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