glibc/sysdeps/sparc/sparc64/elf/crtbegin.S

70 lines
1.7 KiB
ArmAsm

/* Destructor cleanup code for elf64-sparc
Copyright (C) 1997 Free Software Foundation, Inc.
Contributed by Richard Henderson <richard@gnu.ai.mit.edu>, 1997.
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.
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.
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. */
.section ".ctors",#alloc,#write
.align 8
__CTOR_LIST__:
.xword -1
.section ".dtors",#alloc,#write
.align 8
__DTOR_LIST__:
.xword -1
.section ".fini",#alloc,#execinstr
call __do_global_dtors_aux
nop
.text
.align 4
.type __do_global_dtors_aux,#function
__do_global_dtors_aux:
save %sp,-160,%sp
#ifdef PIC
1: call 11f
sethi %hi(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
11: or %l7, %lo(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
add %l7, %o7, %l7
sethi %hi(__DTOR_LIST__), %l0
or %l0, %lo(__DTOR_LIST__), %l0
ldx [%l7+%l0], %l0
#else
sethi %hi(__DTOR_LIST__), %l0
or %l0, %lo(__DTOR_LIST__), %l0
add %l0, %g4, %l0
#endif
ba 3f
ldx [%l0+8], %l1
2: jmpl %l1, %o7
ldx [%l0+8], %l1
3: brnz,pt %l1, 2b
add %l0, 8, %l0
ret
restore
.size __do_global_dtors_aux,.-__do_global_dtors_aux