1###################################-*-asm*- 2# 3# Copyright (C) 2009-2015 Free Software Foundation, Inc. 4# 5# 6# Contributed by Michael Eager <eager@eagercon.com>. 7# 8# This file is free software; you can redistribute it and/or modify it 9# under the terms of the GNU General Public License as published by the 10# Free Software Foundation; either version 3, or (at your option) any 11# later version. 12# 13# GCC is distributed in the hope that it will be useful, but WITHOUT 14# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 16# License for more details. 17# 18# Under Section 7 of GPL version 3, you are granted additional 19# permissions described in the GCC Runtime Library Exception, version 20# 3.1, as published by the Free Software Foundation. 21# 22# You should have received a copy of the GNU General Public License and 23# a copy of the GCC Runtime Library Exception along with this program; 24# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 25# <http://www.gnu.org/licenses/>. 26# 27# stack_overflow_exit.S 28# 29# Checks for stack overflows and sets the global variable 30# stack_overflow_error with the value of current stack pointer 31# 32# This routine exits from the program 33# 34####################################### 35 36 .globl _stack_overflow_error 37 .data 38 .align 2 39 .type _stack_overflow_error,@object 40 .size _stack_overflow_error,4 41_stack_overflow_error: 42 .data32 0 43 44 .text 45 .globl _stack_overflow_exit 46 .ent _stack_overflow_exit 47 .type _stack_overflow_exit,@function 48 49_stack_overflow_exit: 50#ifdef __PIC__ 51 mfs r20,rpc 52 addik r20,r20,_GLOBAL_OFFSET_TABLE_+8 53 swi r1,r20,_stack_overflow_error@GOTOFF 54 bri exit@PLT 55#else 56 swi r1,r0,_stack_overflow_error 57 bri exit 58#endif 59 60 .end _stack_overflow_exit 61 .size _stack_overflow_exit,. - _stack_overflow_exit 62