1 # Copyright 2011-2023 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 load_lib "trace-support.exp"
18 if {[skip_shlib_tests]} {
22 # Do not run if gdbsever debug is enabled - the output file is many Gb.
23 if [gdbserver_debug_enabled] {
28 set executable $testfile
30 # Check that the target supports trace.
31 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
32 untested "failed to compile"
36 clean_restart ${testfile}
42 if ![gdb_target_supports_trace] {
43 unsupported "target does not support trace"
47 # Compile the test case with the in-process agent library.
48 set ipalib [get_in_proc_agent]
50 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
51 executable [concat {debug c} shlib=$ipalib]] != "" } {
52 untested "failed to compile"
56 # Typically we need a little extra time for this test.
66 proc prepare_for_trace_test {} {
70 clean_restart $executable
71 gdb_load_shlib $ipalib
75 set testline [gdb_get_line_number "set pre-run breakpoint here"]
77 gdb_test "break $testline" ".*" \
80 set testline [gdb_get_line_number "set post-run breakpoint here"]
82 gdb_test "break $testline" ".*" \
86 proc run_trace_experiment {} {
89 ".*Breakpoint \[0-9\]+, main .*" \
90 "advance to trace begin"
92 gdb_test_no_output "tstart" "start trace experiment"
95 ".*Breakpoint \[0-9\]+, main .*" \
96 "advance through tracing"
98 gdb_test "tstatus" ".*Trace .*" "check on trace status"
100 gdb_test "tstop" "" ""
103 proc_with_prefix gdb_slow_trace_speed_test { } {
105 gdb_delete_tracepoints
107 gdb_test "print iters = init_iters" ".* = .*"
109 set testline [gdb_get_line_number "set tracepoint here"]
111 gdb_test "trace $testline if (globfoo != 12 && globfoo2 == 45)" \
112 "Tracepoint \[0-9\]+ at .*" \
113 "set slow tracepoint"
119 proc_with_prefix gdb_fast_trace_speed_test { } {
122 gdb_delete_tracepoints
124 gdb_test "print iters = init_iters" ".* = .*"
128 set testline [gdb_get_line_number "set tracepoint here"]
130 gdb_test_multiple "ftrace $testline if (globfoo != 12 && globfoo2 == 45)" \
131 "set conditional fast tracepoint" {
132 -re "Fast tracepoint \[0-9\]+ at .*\r\n$gdb_prompt $" {
133 pass "set conditional fast tracepoint, done"
136 -re "May not have a fast tracepoint at .*\r\n$gdb_prompt $" {
137 pass "set conditional fast tracepoint, not allowed at line"
141 # If the fast tracepoint couldn't be set, don't bother with the run.
142 if {$run_ftrace == 1} {
149 proc gdb_trace_collection_test {} {
151 prepare_for_trace_test
153 gdb_slow_trace_speed_test
155 gdb_fast_trace_speed_test
158 clean_restart $executable
159 gdb_load_shlib $ipalib
163 if {![gdb_target_supports_trace]} {
164 unsupported "current target does not support trace"
168 # Body of test encased in a proc so we can return prematurely.
169 gdb_trace_collection_test