1#!/usr/local/bin/bash
2# Copyright (C) 2012 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# common.h
21# struct foo
22# {
23#   const char *bar;
24# };
25#
26# extern char *global;
27# int say (struct foo *prefix);
28
29# hello.c
30# #include "common.h"
31#
32# static char *hello = "Hello";
33#
34# int
35# main (int argc, char **argv)
36# {
37#   struct foo baz;
38#   global = hello;
39#   baz.bar = global;
40#   return say(&baz);
41# }
42
43# world.c
44# #include "common.h"
45#
46# char *global;
47#
48# static int hello (const char *bar)
49# {
50#   return bar == global;
51# }
52#
53# int
54# say (struct foo *prefix)
55# {
56#   return hello (prefix->bar);
57# }
58
59# gcc -g -fdebug-types-section -c hello.c
60# gcc -g -fdebug-types-section -c world.c
61# gcc -g -fdebug-types-section -o testfilegdbindex7 hello.o world.o
62# gdb testfilegdbindex7
63# (gdb) save gdb-index .
64# objcopy --add-section .gdb_index=testfilegdbindex7.gdb-index --set-section-flags .gdb_index=readonly testfilegdbindex7 testfilegdbindex7
65
66testfiles testfilegdbindex5 testfilegdbindex7
67
68testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=gdb_index testfilegdbindex5 <<\EOF
69
70GDB section [33] '.gdb_index' at offset 0xe76 contains 8383 bytes :
71 Version:         5
72 CU offset:       0x18
73 TU offset:       0x38
74 address offset:  0x50
75 symbol offset:   0x78
76 constant offset: 0x2078
77
78 CU list at offset 0x18 contains 2 entries:
79 [   0] start: 00000000, length:   184
80 [   1] start: 0x0000b8, length:   204
81
82 TU list at offset 0x38 contains 1 entries:
83 [   0] CU offset:     0, type offset:    29, signature: 0x87e03f92cc37cdf0
84
85 Address list at offset 0x50 contains 2 entries:
86 [   0] 0x000000000040049c <main>..0x00000000004004d1 <main+0x35>, CU index:     0
87 [   1] 0x00000000004004d4 <hello>..0x000000000040050b <say+0x1c>, CU index:     1
88
89 Symbol table at offset 0x50 contains 1024 slots:
90 [ 123] symbol: global, CUs: 1
91 [ 489] symbol: main, CUs: 0
92 [ 518] symbol: char, CUs: 0
93 [ 661] symbol: foo, CUs: 0T
94 [ 741] symbol: hello, CUs: 0, 1
95 [ 746] symbol: say, CUs: 1
96 [ 754] symbol: int, CUs: 0
97EOF
98
99testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=gdb_index testfilegdbindex7 <<\EOF
100
101GDB section [33] '.gdb_index' at offset 0xe76 contains 8399 bytes :
102 Version:         7
103 CU offset:       0x18
104 TU offset:       0x38
105 address offset:  0x50
106 symbol offset:   0x78
107 constant offset: 0x2078
108
109 CU list at offset 0x18 contains 2 entries:
110 [   0] start: 00000000, length:   184
111 [   1] start: 0x0000b8, length:   204
112
113 TU list at offset 0x38 contains 1 entries:
114 [   0] CU offset:     0, type offset:    29, signature: 0x87e03f92cc37cdf0
115
116 Address list at offset 0x50 contains 2 entries:
117 [   0] 0x000000000040049c <main>..0x00000000004004d1 <main+0x35>, CU index:     0
118 [   1] 0x00000000004004d4 <hello>..0x000000000040050b <say+0x1c>, CU index:     1
119
120 Symbol table at offset 0x50 contains 1024 slots:
121 [ 123] symbol: global, CUs: 1 (var:G)
122 [ 489] symbol: main, CUs: 0 (func:G)
123 [ 518] symbol: char, CUs: 0 (type:S)
124 [ 661] symbol: foo, CUs: 0T (type:S)
125 [ 741] symbol: hello, CUs: 0 (var:S), 1 (func:S)
126 [ 746] symbol: say, CUs: 1 (func:G)
127 [ 754] symbol: int, CUs: 0 (type:S)
128EOF
129
130exit 0
131