1#! /bin/sh 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