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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
44testfiles testfile-debug-rel.o testfile-debug-rel-g.o testfile-debug-rel-z.o
45tempfiles readelf.out
46tempfiles info.out loc.out
47
48cat > info.out << \EOF
49
50DWARF 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)
64             name                 (strp) "main"
65             decl_file            (data1) 1
66             decl_line            (data1) 4
67             prototyped           (flag_present)
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)
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"
119EOF
120
121cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel.o
122
123cat 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
125cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-z.o
126
127cat > loc.out << \EOF
128
129DWARF 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
136EOF
137
138cat loc.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel.o
139
140cat 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
142cat 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
144exit 0
145