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      1 #! /bin/sh
      2 # Copyright (C) 2013 Red Hat, Inc.
      3 # This file is part of elfutils.
      4 #
      5 # This file is free software; you can redistribute it and/or modify
      6 # it under the terms of the GNU General Public License as published by
      7 # the Free Software Foundation; either version 3 of the License, or
      8 # (at your option) any later version.
      9 #
     10 # elfutils is distributed in the hope that it will be useful, but
     11 # WITHOUT ANY WARRANTY; without even the implied warranty of
     12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13 # GNU General Public License for more details.
     14 #
     15 # You should have received a copy of the GNU General Public License
     16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
     17 
     18 . $srcdir/test-subr.sh
     19 
     20 # - hello.c
     21 # int say (const char *prefix);
     22 #
     23 # static char *
     24 # subject (char *word, int count)
     25 # {
     26 #   return count > 0 ? word : (word + count);
     27 # }
     28 #
     29 # int
     30 # main (int argc, char **argv)
     31 # {
     32 #    return say (subject (argv[0], argc));
     33 # }
     34 #
     35 # - world.c
     36 # static int
     37 # sad (char c)
     38 # {
     39 #   return c > 0 ? c : c + 1;
     40 # }
     41 #
     42 # static int
     43 # happy (const char *w)
     44 # {
     45 #   return sad (w[1]);
     46 # }
     47 #
     48 # int
     49 # say (const char *prefix)
     50 # {
     51 #   const char *world = "World";
     52 #   return prefix ? sad (prefix[0]) : happy (world);
     53 # }
     54 #
     55 # gcc -g -O2 -c hello.c
     56 # gcc -g -O2 -c world.c
     57 # gcc -g -o testfileloc hello.o world.o
     58 
     59 testfiles testfileloc
     60 
     61 # Process values as offsets from base addresses and resolve to symbols.
     62 testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=loc --debug-dump=ranges \
     63   testfileloc<<\EOF
     64 
     65 DWARF section [33] '.debug_loc' at offset 0xd2a:
     66  [     0]  0x0000000000400480 <main>..0x000000000040048d <main+0xd> [   0] reg5
     67  [    23]  0x0000000000400485 <main+0x5>..0x000000000040048d <main+0xd> [   0] reg5
     68  [    46]  0x00000000004004b2 <say+0x12>..0x00000000004004ba <say+0x1a> [   0] breg5 0
     69 
     70 DWARF section [34] '.debug_ranges' at offset 0xd94:
     71  [     0]  0x0000000000400480 <main>..0x0000000000400482 <main+0x2>
     72            0x0000000000400485 <main+0x5>..0x000000000040048d <main+0xd>
     73  [    30]  0x00000000004004ad <say+0xd>..0x00000000004004af <say+0xf>
     74            0x00000000004004b2 <say+0x12>..0x00000000004004ba <say+0x1a>
     75 EOF
     76 
     77 # Don't resolve addresses to symbols.
     78 testrun_compare ${abs_top_builddir}/src/readelf -N --debug-dump=loc --debug-dump=ranges \
     79   testfileloc<<\EOF
     80 
     81 DWARF section [33] '.debug_loc' at offset 0xd2a:
     82  [     0]  0x0000000000400480..0x000000000040048d [   0] reg5
     83  [    23]  0x0000000000400485..0x000000000040048d [   0] reg5
     84  [    46]  0x00000000004004b2..0x00000000004004ba [   0] breg5 0
     85 
     86 DWARF section [34] '.debug_ranges' at offset 0xd94:
     87  [     0]  0x0000000000400480..0x0000000000400482
     88            0x0000000000400485..0x000000000040048d
     89  [    30]  0x00000000004004ad..0x00000000004004af
     90            0x00000000004004b2..0x00000000004004ba
     91 EOF
     92 
     93 # Produce "raw" unprocessed content.
     94 testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc --debug-dump=ranges \
     95   testfileloc<<\EOF
     96 
     97 DWARF section [33] '.debug_loc' at offset 0xd2a:
     98  [     0]  000000000000000000..0x000000000000000d [   0] reg5
     99  [    23]  0x0000000000000005..0x000000000000000d [   0] reg5
    100  [    46]  0x0000000000000012..0x000000000000001a [   0] breg5 0
    101 
    102 DWARF section [34] '.debug_ranges' at offset 0xd94:
    103  [     0]  000000000000000000..0x0000000000000002
    104            0x0000000000000005..0x000000000000000d
    105  [    30]  0x000000000000000d..0x000000000000000f
    106            0x0000000000000012..0x000000000000001a
    107 EOF
    108 
    109 exit 0
    110