###################################-*-asm*- # # Copyright (C) 2009-2018 Free Software Foundation, Inc. # # # Contributed by Michael Eager . # # 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 # . # # 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