xref: /netbsd-src/external/gpl3/gdb/dist/gdb/testsuite/gdb.trace/range-stepping.exp (revision 0a3071956a3a9fdebdbf7f338cf2d439b45fc728)
1# Copyright 2013-2023 Free Software Foundation, Inc.
2
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.
7#
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.
12#
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/>.
15
16load_lib "trace-support.exp"
17load_lib "range-stepping-support.exp"
18
19standard_testfile
20set executable $testfile
21
22if [prepare_for_testing "failed to prepare" $executable $srcfile \
23	{debug nowarnings}] {
24    return -1
25}
26
27if ![runto_main] {
28    return -1
29}
30
31if ![gdb_target_supports_trace] {
32    unsupported "target does not support trace"
33    return -1
34}
35
36if ![gdb_range_stepping_enabled] {
37    unsupported "range stepping not supported by the target"
38    return -1
39}
40
41# Check that range stepping works well with tracepoints.
42
43proc range_stepping_with_tracepoint { type } {
44    with_test_prefix "${type}" {
45	gdb_breakpoint [gdb_get_line_number "location 1"]
46	gdb_continue_to_breakpoint "location 1"
47	delete_breakpoints
48
49	gdb_test "${type} *set_point" ".*"
50	gdb_test_no_output "tstart"
51
52	# Step a line with a tracepoint in the middle.  The tracepoint
53	# itself shouldn't have any effect on range stepping.  We
54	# should see one vCont;r.
55	exec_cmd_expect_vCont_count "step" 1
56	gdb_test_no_output "tstop"
57	gdb_test "tfind" "Found trace frame .*" "first tfind"
58	gdb_test "tfind" \
59	    "Target failed to find requested trace frame.*" \
60	    "second tfind"
61
62	delete_breakpoints
63    }
64}
65
66range_stepping_with_tracepoint "trace"
67
68if {[skip_shlib_tests]} {
69    return 0
70}
71
72set libipa [get_in_proc_agent]
73set remote_libipa [gdb_load_shlib $libipa]
74
75if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
76	  executable [list debug nowarnings shlib=$libipa] ] != "" } {
77    untested "failed to compile"
78    return -1
79}
80
81clean_restart ${executable}
82
83if ![runto_main] {
84    return 0
85}
86
87gdb_reinitialize_dir $srcdir/$subdir
88if { [gdb_test "info sharedlibrary" ".*${remote_libipa}.*" "IPA loaded"] != 0 } {
89    untested "could not find IPA lib loaded"
90} else {
91    range_stepping_with_tracepoint "ftrace"
92}
93