#! /bin/sh # Copyright (C) 2013, 2018 Red Hat, Inc. # This file is part of elfutils. # # This file is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # # elfutils is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . . $srcdir/test-subr.sh # Tests readelf --debug-dump=line and --debug-dump=decodedline # See run-readelf-aranges for testfiles. testfiles testfilefoobarbaz testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=line testfilefoobarbaz < [ 3c] advance line by constant 15 to 16 [ 3e] copy [ 3f] special opcode 159: address+10 = 0x80482fa , line+1 = 17 [ 40] special opcode 117: address+7 = 0x8048301 , line+1 = 18 [ 41] advance line by constant -9 to 9 [ 43] special opcode 200: address+13 = 0x804830e , line+0 = 9 [ 44] special opcode 48: address+2 = 0x8048310 , line+2 = 11 [ 45] special opcode 58: address+3 = 0x8048313 , line-2 = 9 [ 46] special opcode 48: address+2 = 0x8048315 , line+2 = 11 [ 47] special opcode 44: address+2 = 0x8048317 , line-2 = 9 [ 48] advance line by constant 13 to 22 [ 4a] special opcode 46: address+2 = 0x8048319 , line+0 = 22 [ 4b] advance line by constant -13 to 9 [ 4d] special opcode 60: address+3 = 0x804831c , line+0 = 9 [ 4e] advance line by constant 12 to 21 [ 50] special opcode 60: address+3 = 0x804831f , line+0 = 21 [ 51] special opcode 61: address+3 = 0x8048322 , line+1 = 22 [ 52] advance address by 2 to 0x8048324 [ 54] extended opcode 1: end of sequence Table at offset 87: Length: 72 DWARF version: 2 Prologue length: 28 Address size: 4 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -5 Line range: 14 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: File name table: Entry Dir Time Size Name 1 0 0 0 bar.c Line number statements: [ 7d] extended opcode 2: set address to 0x8048330 [ 84] advance line by constant 12 to 13 [ 86] copy [ 87] special opcode 19: address+0 = 0x8048330 , line+1 = 14 [ 88] advance address by 11 to 0x804833b [ 8a] extended opcode 1: end of sequence [ 8d] extended opcode 2: set address to 0x8048440 [ 94] advance line by constant 18 to 19 [ 96] copy [ 97] special opcode 19: address+0 = 0x8048440 , line+1 = 20 [ 98] advance line by constant -12 to 8 [ 9a] special opcode 200: address+13 = 0x804844d , line+0 = 8 [ 9b] advance line by constant 14 to 22 [ 9d] special opcode 74: address+4 = 0x8048451 , line+0 = 22 [ 9e] advance address by 1 to 0x8048452 [ a0] extended opcode 1: end of sequence Table at offset 163: Length: 106 DWARF version: 2 Prologue length: 43 Address size: 4 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -5 Line range: 14 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: File name table: Entry Dir Time Size Name 1 0 0 0 baz.c 2 0 0 0 foobarbaz.h Line number statements: [ d8] extended opcode 2: set address to 0x8048340 [ df] advance line by constant 12 to 13 [ e1] copy [ e2] special opcode 19: address+0 = 0x8048340 , line+1 = 14 [ e3] advance address by 11 to 0x804834b [ e5] extended opcode 1: end of sequence [ e8] extended opcode 2: set address to 0x8048460 [ ef] advance line by constant 18 to 19 [ f1] copy [ f2] special opcode 74: address+4 = 0x8048464 , line+0 = 19 [ f3] special opcode 75: address+4 = 0x8048468 , line+1 = 20 [ f4] extended opcode 4: set discriminator to 1 [ f8] special opcode 78: address+4 = 0x804846c , line+4 = 24 [ f9] special opcode 187: address+12 = 0x8048478 , line+1 = 25 [ fa] special opcode 87: address+5 = 0x804847d , line-1 = 24 [ fb] special opcode 61: address+3 = 0x8048480 , line+1 = 25 [ fc] special opcode 101: address+6 = 0x8048486 , line-1 = 24 [ fd] special opcode 61: address+3 = 0x8048489 , line+1 = 25 [ fe] special opcode 87: address+5 = 0x804848e , line-1 = 24 [ ff] advance line by constant -16 to 8 [ 101] special opcode 46: address+2 = 0x8048490 , line+0 = 8 [ 102] advance line by constant 20 to 28 [ 104] special opcode 186: address+12 = 0x804849c , line+0 = 28 [ 105] advance line by constant -20 to 8 [ 107] special opcode 88: address+5 = 0x80484a1 , line+0 = 8 [ 108] advance line by constant 13 to 21 [ 10a] advance address by constant 17 to 0x80484b2 [ 10b] special opcode 32: address+1 = 0x80484b3 , line+0 = 21 [ 10c] advance address by 9 to 0x80484bc [ 10e] extended opcode 1: end of sequence EOF testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedline testfilefoobarbaz <<\EOF DWARF section [30] '.debug_line' at offset 0x15f6: CU [b] foo.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /home/mark/src/tests/foobarbaz/foo.c (mtime: 0, length: 0) 16:0 S 0 0 0 0x080482f0
17:0 S 0 0 0 0x080482fa 18:0 S 0 0 0 0x08048301 9:0 S 0 0 0 0x0804830e 11:0 S 0 0 0 0x08048310 9:0 S 0 0 0 0x08048313 11:0 S 0 0 0 0x08048315 9:0 S 0 0 0 0x08048317 22:0 S 0 0 0 0x08048319 9:0 S 0 0 0 0x0804831c 21:0 S 0 0 0 0x0804831f 22:0 S 0 0 0 0x08048322 22:0 S * 0 0 0 0x08048323 CU [141] bar.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /home/mark/src/tests/foobarbaz/bar.c (mtime: 0, length: 0) 13:0 S 0 0 0 0x08048330 14:0 S 0 0 0 0x08048330 14:0 S * 0 0 0 0x0804833a 19:0 S 0 0 0 0x08048440 20:0 S 0 0 0 0x08048440 8:0 S 0 0 0 0x0804844d 22:0 S 0 0 0 0x08048451 22:0 S * 0 0 0 0x08048451 CU [1dc] baz.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /home/mark/src/tests/foobarbaz/baz.c (mtime: 0, length: 0) 13:0 S 0 0 0 0x08048340 14:0 S 0 0 0 0x08048340 14:0 S * 0 0 0 0x0804834a 19:0 S 0 0 0 0x08048460 19:0 S 0 0 0 0x08048464 20:0 S 0 0 0 0x08048468 24:0 S 1 0 0 0x0804846c 25:0 S 0 0 0 0x08048478 24:0 S 0 0 0 0x0804847d 25:0 S 0 0 0 0x08048480 24:0 S 0 0 0 0x08048486 25:0 S 0 0 0 0x08048489 24:0 S 0 0 0 0x0804848e 8:0 S 0 0 0 0x08048490 28:0 S 0 0 0 0x0804849c 8:0 S 0 0 0 0x080484a1 21:0 S 0 0 0 0x080484b3 21:0 S * 0 0 0 0x080484bb EOF # A .debug_line table with mininum instruction length > 1. # # = hello.c # #include # # int # main (int argc, char **argv) # { # printf ("Hello, %s\n", (argc > 0 # ? argv[1]: "World")); # return 0; # } # # clang version 5.0.1 (tags/RELEASE_501/final) # Target: powerpc64-unknown-linux-gnu # clang -g -O2 -o testfile-ppc64-min-instr hello.c testfiles testfile-ppc64-min-instr testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=line testfile-ppc64-min-instr <<\EOF DWARF section [29] '.debug_line' at offset 0xdf6: Table at offset 0: Length: 69 DWARF version: 2 Prologue length: 30 Address size: 8 Segment selector size: 0 Min instruction length: 4 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -5 Line range: 14 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: File name table: Entry Dir Time Size Name 1 0 0 0 hello.c Line number statements: [ 28] extended opcode 2: set address to 0x100005a4
[ 33] special opcode 22: address+0 = 0x100005a4
, line+4 = 5 [ 34] set column to 27 [ 36] set prologue end flag [ 37] special opcode 19: address+0 = 0x100005a4
, line+1 = 6 [ 38] set column to 8 [ 3a] special opcode 47: address+8 = 0x100005ac , line+1 = 7 [ 3b] set 'is_stmt' to 0 [ 3c] advance line by constant -7 to 0 [ 3e] special opcode 32: address+4 = 0x100005b0 , line+0 = 0 [ 3f] set column to 3 [ 41] set 'is_stmt' to 1 [ 42] special opcode 108: address+24 = 0x100005c8 , line+6 = 6 [ 43] special opcode 76: address+16 = 0x100005d8 , line+2 = 8 [ 44] advance address by 32 to 0x100005f8 [ 46] extended opcode 1: end of sequence EOF testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedline testfile-ppc64-min-instr <<\EOF DWARF section [29] '.debug_line' at offset 0xdf6: CU [b] hello.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /home/fedora/mjw/hello.c (mtime: 0, length: 0) 5:0 S 0 0 0 0x00000000100005a4
6:27 S P 0 0 0 0x00000000100005a4
7:8 S 0 0 0 0x00000000100005ac 0:8 0 0 0 0x00000000100005b0 6:3 S 0 0 0 0x00000000100005c8 8:3 S 0 0 0 0x00000000100005d8 8:3 S * 0 0 0 0x00000000100005f7 EOF # Two tests for the same code but encoded using DWARF4 or DWARF5. # Output is identical except for the section offset and CU numbers. # See tests/testfile-dwarf-45.source. testfiles testfile-dwarf-4 testfile-dwarf-5 testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedline testfile-dwarf-4 << \EOF DWARF section [29] '.debug_line' at offset 0x1734: CU [b] hello.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /var/tmp/hello/hello.c (mtime: 0, length: 0) 21:0 S 0 0 0 0x0000000000400510 22:1 S 0 0 0 0x0000000000400510 22:3 0 0 0 0x0000000000400510 25:6 0 0 0 0x0000000000400514 25:34 S 0 0 0 0x000000000040051a 25:3 0 0 0 0x000000000040051a 26:34 0 0 0 0x000000000040051e 25:1 1 0 0 0x0000000000400528 /var/tmp/hello/hello.h (mtime: 0, length: 0) 7:18 S 0 0 0 0x000000000040052b 9:3 S 0 0 0 0x000000000040052b 9:3 0 0 0 0x000000000040052b 10:6 S 0 0 0 0x000000000040052f 10:5 0 0 0 0x000000000040052f 12:7 S 0 0 0 0x0000000000400531 /var/tmp/hello/hello.c (mtime: 0, length: 0) 10:3 S 0 0 0 0x0000000000400531 12:3 S 0 0 0 0x0000000000400531 12:3 0 0 0 0x0000000000400531 13:6 S 0 0 0 0x0000000000400535 13:5 0 0 0 0x0000000000400535 15:7 S 0 0 0 0x0000000000400539 22:3 S 0 0 0 0x0000000000400539 22:3 0 0 0 0x0000000000400539 23:6 S 0 0 0 0x000000000040053d 23:5 0 0 0 0x000000000040053d 9:12 S 0 0 0 0x0000000000400550 10:1 S 0 0 0 0x0000000000400550 12:3 S 0 0 0 0x0000000000400550 12:3 0 0 0 0x0000000000400550 13:9 0 0 0 0x0000000000400556 15:7 S 0 0 0 0x000000000040055f 15:3 0 0 0 0x000000000040055f 15:7 * 0 0 0 0x0000000000400560 CU [21c] world.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /var/tmp/hello/world.c (mtime: 0, length: 0) 15:0 S 0 0 0 0x0000000000400410
16:1 S 0 0 0 0x0000000000400410
17:3 S 0 0 0 0x0000000000400410
15:3 0 0 0 0x0000000000400410
17:1 0 0 0 0x0000000000400419 18:6 S 0 0 0 0x000000000040041e 18:5 0 0 0 0x000000000040041e 22:7 S 0 0 0 0x0000000000400421 22:3 S * 0 0 0 0x000000000040042f 6:0 S 0 0 0 0x0000000000400570 7:1 S 0 0 0 0x0000000000400570 7:3 0 0 0 0x0000000000400570 7:6 1 0 0 0x0000000000400575 7:24 0 0 0 0x0000000000400578 10:17 S 0 0 0 0x000000000040057d 10:3 0 0 0 0x000000000040057d /var/tmp/hello/hello.h (mtime: 0, length: 0) 10:10 0 0 0 0x0000000000400583 /var/tmp/hello/world.c (mtime: 0, length: 0) 10:7 0 0 0 0x0000000000400585 /var/tmp/hello/hello.h (mtime: 0, length: 0) 7:10 S 0 0 0 0x0000000000400588 9:3 S 0 0 0 0x0000000000400588 10:3 0 0 0 0x0000000000400588 12:7 S 0 0 0 0x000000000040058f 12:3 0 0 0 0x000000000040058f /var/tmp/hello/world.c (mtime: 0, length: 0) 11:10 0 0 0 0x0000000000400598 11:1 * 0 0 0 0x000000000040059a EOF testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=decodedline testfile-dwarf-5 << \EOF DWARF section [29] '.debug_line' at offset 0x171f: CU [c] hello.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /var/tmp/hello/hello.c (mtime: 0, length: 0) 21:0 S 0 0 0 0x0000000000400510 22:1 S 0 0 0 0x0000000000400510 22:3 0 0 0 0x0000000000400510 25:6 0 0 0 0x0000000000400514 25:34 S 0 0 0 0x000000000040051a 25:3 0 0 0 0x000000000040051a 26:34 0 0 0 0x000000000040051e 25:1 1 0 0 0x0000000000400528 /var/tmp/hello/hello.h (mtime: 0, length: 0) 7:18 S 0 0 0 0x000000000040052b 9:3 S 0 0 0 0x000000000040052b 9:3 0 0 0 0x000000000040052b 10:6 S 0 0 0 0x000000000040052f 10:5 0 0 0 0x000000000040052f 12:7 S 0 0 0 0x0000000000400531 /var/tmp/hello/hello.c (mtime: 0, length: 0) 10:3 S 0 0 0 0x0000000000400531 12:3 S 0 0 0 0x0000000000400531 12:3 0 0 0 0x0000000000400531 13:6 S 0 0 0 0x0000000000400535 13:5 0 0 0 0x0000000000400535 15:7 S 0 0 0 0x0000000000400539 22:3 S 0 0 0 0x0000000000400539 22:3 0 0 0 0x0000000000400539 23:6 S 0 0 0 0x000000000040053d 23:5 0 0 0 0x000000000040053d 9:12 S 0 0 0 0x0000000000400550 10:1 S 0 0 0 0x0000000000400550 12:3 S 0 0 0 0x0000000000400550 12:3 0 0 0 0x0000000000400550 13:9 0 0 0 0x0000000000400556 15:7 S 0 0 0 0x000000000040055f 15:3 0 0 0 0x000000000040055f 15:7 * 0 0 0 0x0000000000400560 CU [218] world.c line:col SBPE* disc isa op address (Statement Block Prologue Epilogue *End) /var/tmp/hello/world.c (mtime: 0, length: 0) 15:0 S 0 0 0 0x0000000000400410
16:1 S 0 0 0 0x0000000000400410
17:3 S 0 0 0 0x0000000000400410
15:3 0 0 0 0x0000000000400410
17:1 0 0 0 0x0000000000400419 18:6 S 0 0 0 0x000000000040041e 18:5 0 0 0 0x000000000040041e 22:7 S 0 0 0 0x0000000000400421 22:3 S * 0 0 0 0x000000000040042f 6:0 S 0 0 0 0x0000000000400570 7:1 S 0 0 0 0x0000000000400570 7:3 0 0 0 0x0000000000400570 7:6 1 0 0 0x0000000000400575 7:24 0 0 0 0x0000000000400578 10:17 S 0 0 0 0x000000000040057d 10:3 0 0 0 0x000000000040057d /var/tmp/hello/hello.h (mtime: 0, length: 0) 10:10 0 0 0 0x0000000000400583 /var/tmp/hello/world.c (mtime: 0, length: 0) 10:7 0 0 0 0x0000000000400585 /var/tmp/hello/hello.h (mtime: 0, length: 0) 7:10 S 0 0 0 0x0000000000400588 9:3 S 0 0 0 0x0000000000400588 10:3 0 0 0 0x0000000000400588 12:7 S 0 0 0 0x000000000040058f 12:3 0 0 0 0x000000000040058f /var/tmp/hello/world.c (mtime: 0, length: 0) 11:10 0 0 0 0x0000000000400598 11:1 * 0 0 0 0x000000000040059a EOF # After discarding the different offsets in the line number statements, # the remaining difference between 4 and 5 is (besides the header/length) # Just the representation of the directory and line tables: # Directory table: # - /opt/local/install/gcc/lib/gcc/x86_64-pc-linux-gnu/9.0.0/include # + [path(line_strp)] # + 0 /var/tmp/hello (90) # + 1 /opt/local/install/gcc/lib/gcc/x86_64-pc-linux-gnu/9.0.0/include (17) # # File name table: # - Entry Dir Time Size Name # - 1 0 0 0 hello.c # - 2 0 0 0 hello.h # - 3 1 0 0 stddef.h # + [path(line_strp), directory_index(data1)] # + 0 hello.c (9), 0 # + 1 hello.c (9), 0 # + 2 hello.h (82), 0 # + 3 stddef.h (0), 1 # # Directory table: # - /usr/include # + [path(line_strp)] # + 0 /var/tmp/hello (90) # + 1 /usr/include (122) # # File name table: # - Entry Dir Time Size Name # - 1 0 0 0 world.c # - 2 0 0 0 hello.h # - 3 1 0 0 stdlib.h # + [path(line_strp), directory_index(data1)] # + 0 world.c (114), 0 # + 1 world.c (114), 0 # + 2 hello.h (82), 0 # + 3 stdlib.h (105), 1 testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=line testfile-dwarf-4 << \EOF DWARF section [29] '.debug_line' at offset 0x1734: Table at offset 0: Length: 608 DWARF version: 4 Prologue length: 119 Address size: 8 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -10 Line range: 242 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: /opt/local/install/gcc/lib/gcc/x86_64-pc-linux-gnu/9.0.0/include File name table: Entry Dir Time Size Name 1 0 0 0 hello.c 2 0 0 0 hello.h 3 1 0 0 stddef.h Line number statements: [ 81] extended opcode 2: set address to 0x400510 [ 8c] special opcode 43: address+0 = 0x400510 , line+20 = 21 [ 8d] set column to 1 [ 8f] extended opcode 2: set address to 0x400510 [ 9a] special opcode 24: address+0 = 0x400510 , line+1 = 22 [ 9b] set column to 3 [ 9d] extended opcode 2: set address to 0x400510 [ a8] set 'is_stmt' to 0 [ a9] copy [ aa] set column to 6 [ ac] extended opcode 2: set address to 0x400514 [ b7] special opcode 26: address+0 = 0x400514 , line+3 = 25 [ b8] set column to 34 [ ba] extended opcode 2: set address to 0x40051a [ c5] set 'is_stmt' to 1 [ c6] copy [ c7] set column to 3 [ c9] extended opcode 2: set address to 0x40051a [ d4] set 'is_stmt' to 0 [ d5] copy [ d6] set column to 34 [ d8] extended opcode 2: set address to 0x40051e [ e3] special opcode 24: address+0 = 0x40051e , line+1 = 26 [ e4] set column to 1 [ e6] extended opcode 2: set address to 0x400528 [ f1] extended opcode 4: set discriminator to 1 [ f5] special opcode 22: address+0 = 0x400528 , line-1 = 25 [ f6] set column to 18 [ f8] extended opcode 2: set address to 0x40052b [ 103] set file to 2 [ 105] set 'is_stmt' to 1 [ 106] advance line by constant -18 to 7 [ 108] copy [ 109] set column to 3 [ 10b] extended opcode 2: set address to 0x40052b [ 116] special opcode 25: address+0 = 0x40052b , line+2 = 9 [ 117] set column to 3 [ 119] extended opcode 2: set address to 0x40052b [ 124] set 'is_stmt' to 0 [ 125] copy [ 126] set column to 6 [ 128] extended opcode 2: set address to 0x40052f [ 133] extended opcode 4: set discriminator to 0 [ 137] set 'is_stmt' to 1 [ 138] special opcode 24: address+0 = 0x40052f , line+1 = 10 [ 139] set column to 5 [ 13b] extended opcode 2: set address to 0x40052f [ 146] set 'is_stmt' to 0 [ 147] copy [ 148] set column to 7 [ 14a] extended opcode 2: set address to 0x400531 [ 155] set 'is_stmt' to 1 [ 156] special opcode 25: address+0 = 0x400531 , line+2 = 12 [ 157] set column to 3 [ 159] extended opcode 2: set address to 0x400531 [ 164] set file to 1 [ 166] special opcode 21: address+0 = 0x400531 , line-2 = 10 [ 167] set column to 3 [ 169] extended opcode 2: set address to 0x400531 [ 174] special opcode 25: address+0 = 0x400531 , line+2 = 12 [ 175] set column to 3 [ 177] extended opcode 2: set address to 0x400531 [ 182] set 'is_stmt' to 0 [ 183] copy [ 184] set column to 6 [ 186] extended opcode 2: set address to 0x400535 [ 191] set 'is_stmt' to 1 [ 192] special opcode 24: address+0 = 0x400535 , line+1 = 13 [ 193] set column to 5 [ 195] extended opcode 2: set address to 0x400535 [ 1a0] set 'is_stmt' to 0 [ 1a1] copy [ 1a2] set column to 7 [ 1a4] extended opcode 2: set address to 0x400539 [ 1af] set 'is_stmt' to 1 [ 1b0] special opcode 25: address+0 = 0x400539 , line+2 = 15 [ 1b1] set column to 3 [ 1b3] extended opcode 2: set address to 0x400539 [ 1be] special opcode 30: address+0 = 0x400539 , line+7 = 22 [ 1bf] set column to 3 [ 1c1] extended opcode 2: set address to 0x400539 [ 1cc] set 'is_stmt' to 0 [ 1cd] copy [ 1ce] set column to 6 [ 1d0] extended opcode 2: set address to 0x40053d [ 1db] set 'is_stmt' to 1 [ 1dc] special opcode 24: address+0 = 0x40053d , line+1 = 23 [ 1dd] set column to 5 [ 1df] extended opcode 2: set address to 0x40053d [ 1ea] set 'is_stmt' to 0 [ 1eb] copy [ 1ec] set column to 12 [ 1ee] extended opcode 2: set address to 0x400550 [ 1f9] set 'is_stmt' to 1 [ 1fa] advance line by constant -14 to 9 [ 1fc] copy [ 1fd] set column to 1 [ 1ff] extended opcode 2: set address to 0x400550 [ 20a] special opcode 24: address+0 = 0x400550 , line+1 = 10 [ 20b] set column to 3 [ 20d] extended opcode 2: set address to 0x400550 [ 218] special opcode 25: address+0 = 0x400550 , line+2 = 12 [ 219] set column to 3 [ 21b] extended opcode 2: set address to 0x400550 [ 226] set 'is_stmt' to 0 [ 227] copy [ 228] set column to 9 [ 22a] extended opcode 2: set address to 0x400556 [ 235] special opcode 24: address+0 = 0x400556 , line+1 = 13 [ 236] set column to 7 [ 238] extended opcode 2: set address to 0x40055f [ 243] set 'is_stmt' to 1 [ 244] special opcode 25: address+0 = 0x40055f , line+2 = 15 [ 245] set column to 3 [ 247] extended opcode 2: set address to 0x40055f [ 252] set 'is_stmt' to 0 [ 253] copy [ 254] set column to 7 [ 256] extended opcode 2: set address to 0x400561 [ 261] extended opcode 1: end of sequence Table at offset 612: Length: 450 DWARF version: 4 Prologue length: 67 Address size: 8 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -10 Line range: 242 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: /usr/include File name table: Entry Dir Time Size Name 1 0 0 0 world.c 2 0 0 0 hello.h 3 1 0 0 stdlib.h Line number statements: [ 2b1] extended opcode 2: set address to 0x400410
[ 2bc] special opcode 37: address+0 = 0x400410
, line+14 = 15 [ 2bd] set column to 1 [ 2bf] extended opcode 2: set address to 0x400410
[ 2ca] special opcode 24: address+0 = 0x400410
, line+1 = 16 [ 2cb] set column to 3 [ 2cd] extended opcode 2: set address to 0x400410
[ 2d8] special opcode 24: address+0 = 0x400410
, line+1 = 17 [ 2d9] set column to 3 [ 2db] extended opcode 2: set address to 0x400410
[ 2e6] set 'is_stmt' to 0 [ 2e7] special opcode 21: address+0 = 0x400410
, line-2 = 15 [ 2e8] set column to 1 [ 2ea] extended opcode 2: set address to 0x400419 [ 2f5] special opcode 25: address+0 = 0x400419 , line+2 = 17 [ 2f6] set column to 6 [ 2f8] extended opcode 2: set address to 0x40041e [ 303] set 'is_stmt' to 1 [ 304] special opcode 24: address+0 = 0x40041e , line+1 = 18 [ 305] set column to 5 [ 307] extended opcode 2: set address to 0x40041e [ 312] set 'is_stmt' to 0 [ 313] copy [ 314] set column to 7 [ 316] extended opcode 2: set address to 0x400421 [ 321] set 'is_stmt' to 1 [ 322] special opcode 27: address+0 = 0x400421 , line+4 = 22 [ 323] set column to 3 [ 325] extended opcode 2: set address to 0x400430 <_start> [ 330] extended opcode 1: end of sequence [ 333] extended opcode 2: set address to 0x400570 [ 33e] special opcode 28: address+0 = 0x400570 , line+5 = 6 [ 33f] set column to 1 [ 341] extended opcode 2: set address to 0x400570 [ 34c] special opcode 24: address+0 = 0x400570 , line+1 = 7 [ 34d] set column to 3 [ 34f] extended opcode 2: set address to 0x400570 [ 35a] set 'is_stmt' to 0 [ 35b] copy [ 35c] set column to 6 [ 35e] extended opcode 2: set address to 0x400575 [ 369] extended opcode 4: set discriminator to 1 [ 36d] copy [ 36e] set column to 24 [ 370] extended opcode 2: set address to 0x400578 [ 37b] copy [ 37c] set column to 17 [ 37e] extended opcode 2: set address to 0x40057d [ 389] extended opcode 4: set discriminator to 0 [ 38d] set 'is_stmt' to 1 [ 38e] special opcode 26: address+0 = 0x40057d , line+3 = 10 [ 38f] set column to 3 [ 391] extended opcode 2: set address to 0x40057d [ 39c] set 'is_stmt' to 0 [ 39d] copy [ 39e] set column to 10 [ 3a0] extended opcode 2: set address to 0x400583 [ 3ab] set file to 2 [ 3ad] copy [ 3ae] set column to 7 [ 3b0] extended opcode 2: set address to 0x400585 [ 3bb] set file to 1 [ 3bd] copy [ 3be] set column to 10 [ 3c0] extended opcode 2: set address to 0x400588 [ 3cb] set file to 2 [ 3cd] set 'is_stmt' to 1 [ 3ce] special opcode 20: address+0 = 0x400588 , line-3 = 7 [ 3cf] set column to 3 [ 3d1] extended opcode 2: set address to 0x400588 [ 3dc] special opcode 25: address+0 = 0x400588 , line+2 = 9 [ 3dd] set column to 3 [ 3df] extended opcode 2: set address to 0x400588 [ 3ea] set 'is_stmt' to 0 [ 3eb] special opcode 24: address+0 = 0x400588 , line+1 = 10 [ 3ec] set column to 7 [ 3ee] extended opcode 2: set address to 0x40058f [ 3f9] set 'is_stmt' to 1 [ 3fa] special opcode 25: address+0 = 0x40058f , line+2 = 12 [ 3fb] set column to 3 [ 3fd] extended opcode 2: set address to 0x40058f [ 408] set 'is_stmt' to 0 [ 409] copy [ 40a] set column to 10 [ 40c] extended opcode 2: set address to 0x400598 [ 417] set file to 1 [ 419] special opcode 22: address+0 = 0x400598 , line-1 = 11 [ 41a] set column to 1 [ 41c] extended opcode 2: set address to 0x40059b [ 427] extended opcode 1: end of sequence EOF testrun_compare ${abs_top_builddir}/src/readelf --debug-dump=line testfile-dwarf-5 << \EOF DWARF section [29] '.debug_line' at offset 0x171f: Table at offset 0: Length: 547 DWARF version: 5 Prologue length: 56 Address size: 8 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -10 Line range: 242 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: [path(line_strp)] 0 /var/tmp/hello (90) 1 /opt/local/install/gcc/lib/gcc/x86_64-pc-linux-gnu/9.0.0/include (17) File name table: [path(line_strp), directory_index(data1)] 0 hello.c (9), 0 1 hello.c (9), 0 2 hello.h (82), 0 3 stddef.h (0), 1 Line number statements: [ 44] extended opcode 2: set address to 0x400510 [ 4f] special opcode 43: address+0 = 0x400510 , line+20 = 21 [ 50] set column to 1 [ 52] extended opcode 2: set address to 0x400510 [ 5d] special opcode 24: address+0 = 0x400510 , line+1 = 22 [ 5e] set column to 3 [ 60] extended opcode 2: set address to 0x400510 [ 6b] set 'is_stmt' to 0 [ 6c] copy [ 6d] set column to 6 [ 6f] extended opcode 2: set address to 0x400514 [ 7a] special opcode 26: address+0 = 0x400514 , line+3 = 25 [ 7b] set column to 34 [ 7d] extended opcode 2: set address to 0x40051a [ 88] set 'is_stmt' to 1 [ 89] copy [ 8a] set column to 3 [ 8c] extended opcode 2: set address to 0x40051a [ 97] set 'is_stmt' to 0 [ 98] copy [ 99] set column to 34 [ 9b] extended opcode 2: set address to 0x40051e [ a6] special opcode 24: address+0 = 0x40051e , line+1 = 26 [ a7] set column to 1 [ a9] extended opcode 2: set address to 0x400528 [ b4] extended opcode 4: set discriminator to 1 [ b8] special opcode 22: address+0 = 0x400528 , line-1 = 25 [ b9] set column to 18 [ bb] extended opcode 2: set address to 0x40052b [ c6] set file to 2 [ c8] set 'is_stmt' to 1 [ c9] advance line by constant -18 to 7 [ cb] copy [ cc] set column to 3 [ ce] extended opcode 2: set address to 0x40052b [ d9] special opcode 25: address+0 = 0x40052b , line+2 = 9 [ da] set column to 3 [ dc] extended opcode 2: set address to 0x40052b [ e7] set 'is_stmt' to 0 [ e8] copy [ e9] set column to 6 [ eb] extended opcode 2: set address to 0x40052f [ f6] extended opcode 4: set discriminator to 0 [ fa] set 'is_stmt' to 1 [ fb] special opcode 24: address+0 = 0x40052f , line+1 = 10 [ fc] set column to 5 [ fe] extended opcode 2: set address to 0x40052f [ 109] set 'is_stmt' to 0 [ 10a] copy [ 10b] set column to 7 [ 10d] extended opcode 2: set address to 0x400531 [ 118] set 'is_stmt' to 1 [ 119] special opcode 25: address+0 = 0x400531 , line+2 = 12 [ 11a] set column to 3 [ 11c] extended opcode 2: set address to 0x400531 [ 127] set file to 1 [ 129] special opcode 21: address+0 = 0x400531 , line-2 = 10 [ 12a] set column to 3 [ 12c] extended opcode 2: set address to 0x400531 [ 137] special opcode 25: address+0 = 0x400531 , line+2 = 12 [ 138] set column to 3 [ 13a] extended opcode 2: set address to 0x400531 [ 145] set 'is_stmt' to 0 [ 146] copy [ 147] set column to 6 [ 149] extended opcode 2: set address to 0x400535 [ 154] set 'is_stmt' to 1 [ 155] special opcode 24: address+0 = 0x400535 , line+1 = 13 [ 156] set column to 5 [ 158] extended opcode 2: set address to 0x400535 [ 163] set 'is_stmt' to 0 [ 164] copy [ 165] set column to 7 [ 167] extended opcode 2: set address to 0x400539 [ 172] set 'is_stmt' to 1 [ 173] special opcode 25: address+0 = 0x400539 , line+2 = 15 [ 174] set column to 3 [ 176] extended opcode 2: set address to 0x400539 [ 181] special opcode 30: address+0 = 0x400539 , line+7 = 22 [ 182] set column to 3 [ 184] extended opcode 2: set address to 0x400539 [ 18f] set 'is_stmt' to 0 [ 190] copy [ 191] set column to 6 [ 193] extended opcode 2: set address to 0x40053d [ 19e] set 'is_stmt' to 1 [ 19f] special opcode 24: address+0 = 0x40053d , line+1 = 23 [ 1a0] set column to 5 [ 1a2] extended opcode 2: set address to 0x40053d [ 1ad] set 'is_stmt' to 0 [ 1ae] copy [ 1af] set column to 12 [ 1b1] extended opcode 2: set address to 0x400550 [ 1bc] set 'is_stmt' to 1 [ 1bd] advance line by constant -14 to 9 [ 1bf] copy [ 1c0] set column to 1 [ 1c2] extended opcode 2: set address to 0x400550 [ 1cd] special opcode 24: address+0 = 0x400550 , line+1 = 10 [ 1ce] set column to 3 [ 1d0] extended opcode 2: set address to 0x400550 [ 1db] special opcode 25: address+0 = 0x400550 , line+2 = 12 [ 1dc] set column to 3 [ 1de] extended opcode 2: set address to 0x400550 [ 1e9] set 'is_stmt' to 0 [ 1ea] copy [ 1eb] set column to 9 [ 1ed] extended opcode 2: set address to 0x400556 [ 1f8] special opcode 24: address+0 = 0x400556 , line+1 = 13 [ 1f9] set column to 7 [ 1fb] extended opcode 2: set address to 0x40055f [ 206] set 'is_stmt' to 1 [ 207] special opcode 25: address+0 = 0x40055f , line+2 = 15 [ 208] set column to 3 [ 20a] extended opcode 2: set address to 0x40055f [ 215] set 'is_stmt' to 0 [ 216] copy [ 217] set column to 7 [ 219] extended opcode 2: set address to 0x400561 [ 224] extended opcode 1: end of sequence Table at offset 551: Length: 441 DWARF version: 5 Prologue length: 56 Address size: 8 Segment selector size: 0 Min instruction length: 1 Max operations per instruction: 1 Initial value if 'is_stmt': 1 Line base: -10 Line range: 242 Opcode base: 13 Opcodes: [ 1] 0 arguments [ 2] 1 argument [ 3] 1 argument [ 4] 1 argument [ 5] 1 argument [ 6] 0 arguments [ 7] 0 arguments [ 8] 0 arguments [ 9] 1 argument [10] 0 arguments [11] 0 arguments [12] 1 argument Directory table: [path(line_strp)] 0 /var/tmp/hello (90) 1 /usr/include (122) File name table: [path(line_strp), directory_index(data1)] 0 world.c (114), 0 1 world.c (114), 0 2 hello.h (82), 0 3 stdlib.h (105), 1 Line number statements: [ 26b] extended opcode 2: set address to 0x400410
[ 276] special opcode 37: address+0 = 0x400410
, line+14 = 15 [ 277] set column to 1 [ 279] extended opcode 2: set address to 0x400410
[ 284] special opcode 24: address+0 = 0x400410
, line+1 = 16 [ 285] set column to 3 [ 287] extended opcode 2: set address to 0x400410
[ 292] special opcode 24: address+0 = 0x400410
, line+1 = 17 [ 293] set column to 3 [ 295] extended opcode 2: set address to 0x400410
[ 2a0] set 'is_stmt' to 0 [ 2a1] special opcode 21: address+0 = 0x400410
, line-2 = 15 [ 2a2] set column to 1 [ 2a4] extended opcode 2: set address to 0x400419 [ 2af] special opcode 25: address+0 = 0x400419 , line+2 = 17 [ 2b0] set column to 6 [ 2b2] extended opcode 2: set address to 0x40041e [ 2bd] set 'is_stmt' to 1 [ 2be] special opcode 24: address+0 = 0x40041e , line+1 = 18 [ 2bf] set column to 5 [ 2c1] extended opcode 2: set address to 0x40041e [ 2cc] set 'is_stmt' to 0 [ 2cd] copy [ 2ce] set column to 7 [ 2d0] extended opcode 2: set address to 0x400421 [ 2db] set 'is_stmt' to 1 [ 2dc] special opcode 27: address+0 = 0x400421 , line+4 = 22 [ 2dd] set column to 3 [ 2df] extended opcode 2: set address to 0x400430 <_start> [ 2ea] extended opcode 1: end of sequence [ 2ed] extended opcode 2: set address to 0x400570 [ 2f8] special opcode 28: address+0 = 0x400570 , line+5 = 6 [ 2f9] set column to 1 [ 2fb] extended opcode 2: set address to 0x400570 [ 306] special opcode 24: address+0 = 0x400570 , line+1 = 7 [ 307] set column to 3 [ 309] extended opcode 2: set address to 0x400570 [ 314] set 'is_stmt' to 0 [ 315] copy [ 316] set column to 6 [ 318] extended opcode 2: set address to 0x400575 [ 323] extended opcode 4: set discriminator to 1 [ 327] copy [ 328] set column to 24 [ 32a] extended opcode 2: set address to 0x400578 [ 335] copy [ 336] set column to 17 [ 338] extended opcode 2: set address to 0x40057d [ 343] extended opcode 4: set discriminator to 0 [ 347] set 'is_stmt' to 1 [ 348] special opcode 26: address+0 = 0x40057d , line+3 = 10 [ 349] set column to 3 [ 34b] extended opcode 2: set address to 0x40057d [ 356] set 'is_stmt' to 0 [ 357] copy [ 358] set column to 10 [ 35a] extended opcode 2: set address to 0x400583 [ 365] set file to 2 [ 367] copy [ 368] set column to 7 [ 36a] extended opcode 2: set address to 0x400585 [ 375] set file to 1 [ 377] copy [ 378] set column to 10 [ 37a] extended opcode 2: set address to 0x400588 [ 385] set file to 2 [ 387] set 'is_stmt' to 1 [ 388] special opcode 20: address+0 = 0x400588 , line-3 = 7 [ 389] set column to 3 [ 38b] extended opcode 2: set address to 0x400588 [ 396] special opcode 25: address+0 = 0x400588 , line+2 = 9 [ 397] set column to 3 [ 399] extended opcode 2: set address to 0x400588 [ 3a4] set 'is_stmt' to 0 [ 3a5] special opcode 24: address+0 = 0x400588 , line+1 = 10 [ 3a6] set column to 7 [ 3a8] extended opcode 2: set address to 0x40058f [ 3b3] set 'is_stmt' to 1 [ 3b4] special opcode 25: address+0 = 0x40058f , line+2 = 12 [ 3b5] set column to 3 [ 3b7] extended opcode 2: set address to 0x40058f [ 3c2] set 'is_stmt' to 0 [ 3c3] copy [ 3c4] set column to 10 [ 3c6] extended opcode 2: set address to 0x400598 [ 3d1] set file to 1 [ 3d3] special opcode 22: address+0 = 0x400598 , line-1 = 11 [ 3d4] set column to 1 [ 3d6] extended opcode 2: set address to 0x40059b [ 3e1] extended opcode 1: end of sequence EOF exit 0