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annotate libgcc/config/microblaze/stack_overflow_exit.asm @ 68:561a7518be6b

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update gcc-4.6
author Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
date Sun, 21 Aug 2011 07:07:55 +0900
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children
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68
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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1 ###################################-*-asm*-
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2 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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3 # Copyright 2009 Free Software Foundation, Inc.
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4 #
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5 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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6 # Contributed by Michael Eager <eager@eagercon.com>.
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7 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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8 # This file is free software; you can redistribute it and/or modify it
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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9 # under the terms of the GNU General Public License as published by the
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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10 # Free Software Foundation; either version 3, or (at your option) any
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11 # later version.
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12 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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13 # GCC is distributed in the hope that it will be useful, but WITHOUT
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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14 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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15 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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16 # License for more details.
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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17 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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18 # Under Section 7 of GPL version 3, you are granted additional
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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19 # permissions described in the GCC Runtime Library Exception, version
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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20 # 3.1, as published by the Free Software Foundation.
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21 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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22 # You should have received a copy of the GNU General Public License and
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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23 # a copy of the GCC Runtime Library Exception along with this program;
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24 # see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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25 # <http://www.gnu.org/licenses/>.
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26 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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27 # stack_overflow_exit.asm
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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28 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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29 # Checks for stack overflows and sets the global variable
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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30 # stack_overflow_error with the value of current stack pointer
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31 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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32 # This routine exits from the program
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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33 #
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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34 #######################################
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35
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36 .globl _stack_overflow_error
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37 .data
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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38 .align 2
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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39 .type _stack_overflow_error,@object
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40 .size _stack_overflow_error,4
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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41 _stack_overflow_error:
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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42 .data32 0
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43
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44 .text
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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45 .globl _stack_overflow_exit
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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46 .ent _stack_overflow_exit
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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47 .type _stack_overflow_exit,@function
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48
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49 _stack_overflow_exit:
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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50 #ifdef __PIC__
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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51 mfs r20,rpc
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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52 addik r20,r20,_GLOBAL_OFFSET_TABLE_+8
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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53 swi r1,r20,_stack_overflow_error@GOTOFF
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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54 bri exit@PLT
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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55 #else
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Nobuyasu Oshiro <dimolto@cr.ie.u-ryukyu.ac.jp>
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56 swi r1,r0,_stack_overflow_error
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57 bri exit
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58 #endif
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59
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60 .end _stack_overflow_exit
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61 .size _stack_overflow_exit,. - _stack_overflow_exit