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