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      1 #!/bin/sh
      2 
      3 # arm_branch_in_range.sh -- test ARM/THUMB/THUMB branch instructions whose
      4 # targets are just within the branch range limits.
      5 
      6 # Copyright (C) 2010-2014 Free Software Foundation, Inc.
      7 # Written by Doug Kwan <dougkwan (at] google.com>
      8 
      9 # This file is part of gold.
     10 
     11 # This program is free software; you can redistribute it and/or modify
     12 # it under the terms of the GNU General Public License as published by
     13 # the Free Software Foundation; either version 3 of the License, or
     14 # (at your option) any later version.
     15 
     16 # This program is distributed in the hope that it will be useful,
     17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     19 # GNU General Public License for more details.
     20 
     21 # You should have received a copy of the GNU General Public License
     22 # along with this program; if not, write to the Free Software
     23 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     24 # MA 02110-1301, USA.
     25 
     26 # This file goes with the assembler source files arm_bl_in_range.s
     27 # thumb_bl_in_range.s that are assembled and linked to check that branches
     28 # whose target are just within the branch range limits are handle correctly.
     29 
     30 check()
     31 {
     32     file=$1
     33     pattern=$2
     34 
     35     found=`grep "$pattern" $file`
     36     if test -z "$found"; then
     37 	echo "pattern \"$pattern\" not found in file $file."
     38 	exit 1
     39     fi
     40 }
     41 
     42 # This is a bit crude.  Also, there are tabs in the grep patterns. 
     43 
     44 check arm_bl_in_range.stdout \
     45   " 4000004:	eb800000 	bl	200000c <_backward_target>"
     46 check arm_bl_in_range.stdout \
     47   " 4000008:	eb7fffff 	bl	600000c <_forward_target>"
     48 check thumb_bl_in_range.stdout \
     49   " 800004:	f400 f800 	bl	400008 <_backward_target>"
     50 check thumb_bl_in_range.stdout \
     51   " 800008:	f3ff ffff 	bl	c0000a <_forward_target>"
     52 check thumb2_bl_in_range.stdout \
     53  " 2000004:	f400 d000 	bl	1000008 <_backward_target>"
     54 check thumb2_bl_in_range.stdout \
     55  " 2000008:	f3ff d7ff 	bl	300000a <_forward_target>"
     56 check thumb_blx_in_range.stdout \
     57  " 800006:	f400 e800 	blx	400008 <_backward_target>"
     58 check thumb_blx_in_range.stdout \
     59  " 80000c:	f3ff effe 	blx	c0000c <_forward_target>"
     60 check thumb2_blx_in_range.stdout \
     61  " 2000006:	f400 c000 	blx	1000008 <_backward_target>"
     62 check thumb2_blx_in_range.stdout \
     63  " 200000c:	f3ff c7fe 	blx	300000c <_forward_target>"
     64 check arm_thm_jump11.stdout \
     65  "    8804:	e400      	b.n	8008 <_backward_target>"
     66 check arm_thm_jump11.stdout \
     67  "    8806:	e3ff      	b.n	9008 <_forward_target>"
     68 check arm_thm_jump8.stdout \
     69  "    8104:	d080      	beq.n	8008 <_backward_target>"
     70 check arm_thm_jump8.stdout \
     71  "    8106:	d07f      	beq.n	8208 <_forward_target>"
     72 
     73 exit 0
     74