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###################################-*-asm*-
#
# Copyright (C) 2009-2022 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/>.
#
# stack_overflow_exit.S
#
# Checks for stack overflows and sets the global variable
# stack_overflow_error with the value of current stack pointer
#
# This routine exits from the program
#
#######################################
/* An executable stack is *not* required for these functions. */
#ifdef __linux__
.section .note.GNU-stack,"",%progbits
.previous
#endif
.globl _stack_overflow_error
.data
.align 2
.type _stack_overflow_error,@object
.size _stack_overflow_error,4
_stack_overflow_error:
.data32 0
.text
.globl _stack_overflow_exit
.ent _stack_overflow_exit
.type _stack_overflow_exit,@function
_stack_overflow_exit:
#ifdef __PIC__
mfs r20,rpc
addik r20,r20,_GLOBAL_OFFSET_TABLE_+8
swi r1,r20,_stack_overflow_error@GOTOFF
bri exit@PLT
#else
swi r1,r0,_stack_overflow_error
bri exit
#endif
.end _stack_overflow_exit
.size _stack_overflow_exit,. - _stack_overflow_exit
|
