1#! /bin/sh 2# Copyright (C) 2021 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# = a.c = 21# int a; 22 23# = b.c = 24# int b; 25 26# = m.c = 27# int main () { } 28 29# gcc -g -o testfile_multi_noline a.c b.c m.c 30 31testfiles testfile_multi_noline 32 33testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=line testfile_multi_noline <<\EOF 34 35DWARF section [29] '.debug_line' at offset 0x1221: 36 37Table at offset 0: 38 39 Length: 32 40 DWARF version: 3 41 Prologue length: 26 42 Address size: 8 43 Segment selector size: 0 44 Min instruction length: 4 45 Max operations per instruction: 1 46 Initial value if 'is_stmt': 1 47 Line base: -5 48 Line range: 14 49 Opcode base: 13 50 51Opcodes: 52 [ 1] 0 arguments 53 [ 2] 1 argument 54 [ 3] 1 argument 55 [ 4] 1 argument 56 [ 5] 1 argument 57 [ 6] 0 arguments 58 [ 7] 0 arguments 59 [ 8] 0 arguments 60 [ 9] 1 argument 61 [10] 0 arguments 62 [11] 0 arguments 63 [12] 1 argument 64 65Directory table: 66 67File name table: 68 Entry Dir Time Size Name 69 1 0 0 0 a.c 70 71No line number statements. 72 73Table at offset 36: 74 75 Length: 32 76 DWARF version: 3 77 Prologue length: 26 78 Address size: 8 79 Segment selector size: 0 80 Min instruction length: 4 81 Max operations per instruction: 1 82 Initial value if 'is_stmt': 1 83 Line base: -5 84 Line range: 14 85 Opcode base: 13 86 87Opcodes: 88 [ 1] 0 arguments 89 [ 2] 1 argument 90 [ 3] 1 argument 91 [ 4] 1 argument 92 [ 5] 1 argument 93 [ 6] 0 arguments 94 [ 7] 0 arguments 95 [ 8] 0 arguments 96 [ 9] 1 argument 97 [10] 0 arguments 98 [11] 0 arguments 99 [12] 1 argument 100 101Directory table: 102 103File name table: 104 Entry Dir Time Size Name 105 1 0 0 0 b.c 106 107No line number statements. 108 109Table at offset 72: 110 111 Length: 54 112 DWARF version: 3 113 Prologue length: 26 114 Address size: 8 115 Segment selector size: 0 116 Min instruction length: 4 117 Max operations per instruction: 1 118 Initial value if 'is_stmt': 1 119 Line base: -5 120 Line range: 14 121 Opcode base: 13 122 123Opcodes: 124 [ 1] 0 arguments 125 [ 2] 1 argument 126 [ 3] 1 argument 127 [ 4] 1 argument 128 [ 5] 1 argument 129 [ 6] 0 arguments 130 [ 7] 0 arguments 131 [ 8] 0 arguments 132 [ 9] 1 argument 133 [10] 0 arguments 134 [11] 0 arguments 135 [12] 1 argument 136 137Directory table: 138 139File name table: 140 Entry Dir Time Size Name 141 1 0 0 0 m.c 142 143Line number statements: 144 [ 6c] set column to 13 145 [ 6e] extended opcode 2: set address to +0x724 <main> 146 [ 79] copy 147 [ 7a] set column to 15 148 [ 7c] special opcode 32: address+4 = +0x728 <main+0x4>, line+0 = 1 149 [ 7d] advance address by 4 to +0x72c 150 [ 7f] extended opcode 1: end of sequence 151EOF 152 153testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedline testfile_multi_noline <<\EOF 154 155DWARF section [29] '.debug_line' at offset 0x1221: 156 157 CU [b] a.c 158 line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) 159 CU [44] b.c 160 line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) 161 CU [7d] m.c 162 line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) 163 /tmp/m.c (mtime: 0, length: 0) 164 1:13 S 0 0 0 +0x0000000000000724 <main> 165 1:15 S 0 0 0 +0x0000000000000728 <main+0x4> 166 1:15 S * 0 0 0 +0x000000000000072b <main+0x7> 167 168EOF 169 170exit 0 171