| ###################################-*-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 |