Retro68/gcc/libgcc/config/microblaze/crti.S
2018-12-28 16:30:48 +01:00

56 lines
1.7 KiB
ArmAsm

/* crti.s for __init, __fini
This file supplies the prologue for __init and __fini routines
Copyright (C) 2009-2018 Free Software Foundation, Inc.
Contributed by Michael Eager <eager@eagercon.com>.
This file is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3, or (at your option) any
later version.
GCC 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 General Public
License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* An executable stack is *not* required for these functions. */
#ifdef __linux__
.section .note.GNU-stack,"",%progbits
.previous
#endif
.section .init, "ax"
.global __init
.weak _stack
.set _stack, 0xffffffff
.weak _stack_end
.set _stack_end, 0
.align 2
__init:
addik r1, r1, -8
sw r15, r0, r1
la r11, r0, _stack
mts rshr, r11
la r11, r0, _stack_end
mts rslr, r11
.section .fini, "ax"
.global __fini
.align 2
__fini:
addik r1, r1, -8
sw r15, r0, r1