tests/run-readelf-zdebug-rel.sh

   1 #! /bin/sh
   2 # Copyright (C) 2015 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 # - testfile-zdebug-rel.c
  21 # #define UINT64_MAX 18446744073709551615UL
  22 #
  23 # int
  24 # main (int argc, char **argv)
  25 # {
  26 #   unsigned long a = UINT64_MAX - 8;
  27 #   unsigned long b = 42 + argc;
  28 #
  29 #   if ( a + b < b )
  30 #     argc = a + argc;
  31 #   else
  32 #      b--;
  33 #
  34 #   return a - b;
  35 # }
  36 #
  37 # gcc -Og -g -Xassembler --compress-debug-sections=none \
  38 #     -c -o testfile-debug-rel.o testfile-zdebug-rel.c
  39 # gcc -Og -g -Xassembler --compress-debug-sections=zlib-gnu \
  40 #     -c -o testfile-debug-rel-g.o testfile-zdebug-rel.c
  41 # gcc -Og -g -Xassembler --compress-debug-sections=zlib-gabi \
  42 #     -c -o testfile-debug-rel-z.o testfile-zdebug-rel.c
  43
  44 testfiles testfile-debug-rel.o testfile-debug-rel-g.o testfile-debug-rel-z.o
  45 tempfiles readelf.out
  46 tempfiles info.out loc.out
  47
  48 cat > info.out << \EOF
  49
  50 DWARF section [ 4] '.debug_info' at offset 0x58:
  51  [Offset]
  52  Compilation unit at offset 0:
  53  Version: 4, Abbreviation section offset: 0, Address size: 8, Offset size: 4
  54  [     b]  compile_unit
  55            producer             (strp) "GNU C11 5.3.1 20151207 (Red Hat 5.3.1-2) -mtune=generic -march=x86-64 -g -Og"
  56            language             (data1) C99 (12)
  57            name                 (strp) "testfile-zdebug-rel.c"
  58            comp_dir             (strp) "/tmp"
  59            low_pc               (addr) 000000000000000000
  60            high_pc              (data8) 24 (0x0000000000000018)
  61            stmt_list            (sec_offset) 0
  62  [    2d]    subprogram
  63              external             (flag_present) yes
  64              name                 (strp) "main"
  65              decl_file            (data1) 1
  66              decl_line            (data1) 4
  67              prototyped           (flag_present) yes
  68              type                 (ref4) [    80]
  69              low_pc               (addr) 000000000000000000
  70              high_pc              (data8) 24 (0x0000000000000018)
  71              frame_base           (exprloc)
  72               [ 0] call_frame_cfa
  73              GNU_all_call_sites   (flag_present) yes
  74              sibling              (ref4) [    80]
  75  [    4e]      formal_parameter
  76                name                 (strp) "argc"
  77                decl_file            (data1) 1
  78                decl_line            (data1) 4
  79                type                 (ref4) [    80]
  80                location             (sec_offset) location list [     0]
  81  [    5d]      formal_parameter
  82                name                 (strp) "argv"
  83                decl_file            (data1) 1
  84                decl_line            (data1) 4
  85                type                 (ref4) [    87]
  86                location             (exprloc)
  87                 [ 0] reg4
  88  [    6a]      variable
  89                name                 (string) "a"
  90                decl_file            (data1) 1
  91                decl_line            (data1) 6
  92                type                 (ref4) [    9a]
  93                const_value          (sdata) -9
  94  [    74]      variable
  95                name                 (string) "b"
  96                decl_file            (data1) 1
  97                decl_line            (data1) 7
  98                type                 (ref4) [    9a]
  99                location             (exprloc)
 100                 [ 0] reg5
 101  [    80]    base_type
 102              byte_size            (data1) 4
 103              encoding             (data1) signed (5)
 104              name                 (string) "int"
 105  [    87]    pointer_type
 106              byte_size            (data1) 8
 107              type                 (ref4) [    8d]
 108  [    8d]    pointer_type
 109              byte_size            (data1) 8
 110              type                 (ref4) [    93]
 111  [    93]    base_type
 112              byte_size            (data1) 1
 113              encoding             (data1) signed_char (6)
 114              name                 (strp) "char"
 115  [    9a]    base_type
 116              byte_size            (data1) 8
 117              encoding             (data1) unsigned (7)
 118              name                 (strp) "long unsigned int"
 119 EOF
 120
 121 cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel.o
 122
 123 cat info.out | sed -e "s/'.debug_info'/'.zdebug_info'/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-g.o
 124
 125 cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-z.o
 126
 127 cat > loc.out << \EOF
 128
 129 DWARF section [ 7] '.debug_loc' at offset 0x185:
 130  [     0]  000000000000000000..0x0000000000000003 [ 0] reg5
 131            0x0000000000000003..0x0000000000000010 [ 0] breg5 -42
 132                                                   [ 2] stack_value
 133            0x0000000000000010..0x0000000000000018 [ 0] GNU_entry_value:
 134       [ 0] reg5
 135                                                   [ 3] stack_value
 136 EOF
 137
 138 cat loc.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel.o
 139
 140 cat loc.out | sed -e "s/'.debug_loc' at offset 0x185/'.zdebug_loc' at offset 0x138/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-g.o
 141
 142 cat loc.out | sed -e "s/at offset 0x185/at offset 0x150/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-z.o
 143
 144 exit 0