1 # Copyright 2009-2023 Free Software Foundation, Inc.
3 # This program is free software; you can redistribute it and/or modify
4 # it under the terms of the GNU General Public License as published by
5 # the Free Software Foundation; either version 3 of the License, or
6 # (at your option) any later version.
8 # This program is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 # GNU General Public License for more details.
13 # You should have received a copy of the GNU General Public License
14 # along with this program. If not, see <http://www.gnu.org/licenses/>.
16 # This file is part of the GDB testsuite. It tests reverse debugging
17 # with shared libraries.
19 if ![supports_reverse] {
22 if {[skip_shlib_tests]} {
28 set lib1src ${lib1file}.c
29 set library1 [standard_output_file ${lib1file}.sl]
31 set lib2src ${lib2file}.c
32 set library2 [standard_output_file ${lib2file}.sl]
34 # Compile the first without debug info so that
35 # stepping and reverse stepping doesn't end up inside them.
36 if { [gdb_compile_shlib ${srcdir}/${subdir}/${lib1src} ${library1} ""] != "" } {
37 untested "failed to compile shared library 1"
41 if { [gdb_compile_shlib ${srcdir}/${subdir}/${lib2src} ${library2} "debug"] != "" } {
42 untested "failed to compile shared library 2"
46 set exec_opts [list debug shlib=${library1} shlib=${library2}]
48 if { [gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile} executable $exec_opts] != "" } {
49 untested "failed to compile"
53 # Start with a fresh gdb.
58 # Note: The test previously did "set debug-file-directory" to (try to)
59 # ensure the debug info for the dynamic loader and libc weren't found.
60 # This doesn't work if the debug info is in the .debug subdirectory.
61 # Avoiding debug info for system libraries is not germaine to this test
62 # and is no longer attempted. Instead, the test does not make assumptions
63 # about whether the debug info is present or not.
65 gdb_reinitialize_dir $srcdir/$subdir
67 gdb_load_shlib $library1
68 gdb_load_shlib $library2
72 if [supports_process_record] {
73 # Activate process record/replay
74 gdb_test_no_output "record" "turn on process record"
78 # Test reverse-step over undebuggable solib functions.
81 # Run forward past some solib function calls.
83 set end_part_one [gdb_get_line_number " end part one" "$srcfile"]
84 set end_part_two [gdb_get_line_number " end part two" "$srcfile"]
85 gdb_test_multiple "until $end_part_one" "run until end part one" {
86 -wrap -re " end part one.*" {
89 -wrap -re "Process record does not support instruction 0xfae64 at.*" {
90 kfail "gdb/25038" $gdb_test_name
95 gdb_test "reverse-step" " shr1 three .*" "reverse-step third shr1"
96 gdb_test "reverse-step" " shr1 two .*" "reverse-step second shr1"
97 gdb_test "reverse-step" " shr1 one .*" "reverse-step first shr1"
99 gdb_test "reverse-step" " generic statement.*" "reverse-step generic"
103 # Test reverse-next over undebuggable solib functions.
106 # Run forward again...
108 gdb_test "until $end_part_one" " end part one.*" "forward to end part one"
110 gdb_test "reverse-next" " shr1 three .*" "reverse-next third shr1"
111 gdb_test "reverse-next" " shr1 two .*" "reverse-next second shr1"
112 gdb_test "reverse-next" " shr1 one .*" "reverse-next first shr1"
114 gdb_test "reverse-next" " generic statement.*" "reverse-next generic"
118 # Test reverse-step into debuggable solib function
121 gdb_test_multiple "reverse-step" "reverse-step into solib function one" {
122 -re -wrap "middle part two.*" {
123 send_gdb "reverse-step\n"
126 -re -wrap "${lib2src}.*" {
130 gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function one"
131 gdb_test "reverse-step" " middle part two.*" "reverse-step back to main one"
133 gdb_test_multiple "reverse-step" "reverse-step into solib function two" {
134 -re -wrap "begin part two.*" {
135 send_gdb "reverse-step\n"
138 -re -wrap "${lib2src}.*" {
142 gdb_test "reverse-step" "return 2.x.*" "reverse-step within solib function two"
143 gdb_test "reverse-step" " begin part two.*" "reverse-step back to main two"
146 # Test reverse-next over debuggable solib function
149 gdb_test "until $end_part_two" " end part two.*" "run until end part two"
151 gdb_test "reverse-next" " middle part two.*" "reverse-next over solib function one"
152 gdb_test_multiple "reverse-next" "reverse-next over solib function two" {
153 -re -wrap "middle part two.*" {
154 send_gdb "reverse-next\n"
157 -re -wrap " begin part two.*" {