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# Copyright 1998-2024 Free Software Foundation, Inc.
#
# This program 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.
#
# This program 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 <http://www.gnu.org/licenses/>.
# This file was written by Michael Snyder (msnyder@cygnus.com)
load_lib "trace-support.exp"
standard_testfile
require gdb_trace_common_supports_arch
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
executable {debug nowarnings}] != "" } {
untested "failed to compile"
return -1
}
clean_restart
gdb_file_cmd $binfile
# define relative source line numbers:
# all subsequent line numbers are relative to this first one (baseline)
set baseline [gdb_find_recursion_test_baseline $srcfile]
if {$baseline == -1} {
fail "could not find gdb_recursion_test function"
return
}
set testline1 [expr $baseline + 7]
#
# test actions command
#
gdb_delete_tracepoints
set trcpt1 [gdb_gettpnum gdb_c_test]
set trcpt2 [gdb_gettpnum gdb_asm_test]
set trcpt3 [gdb_gettpnum $testline1]
if {$trcpt1 <= 0 || $trcpt2 <= 0 || $trcpt3 <= 0} {
fail "setting tracepoints"
return
}
# 5.1 actions of specified tracepoint
gdb_test_multiple "info tracepoints" "5.1a: set three tracepoints, no actions" {
-re "Actions for tracepoint \[0-9\]+:.*$gdb_prompt $" {
fail "5.1a: testsuite failure (tracepoint already has action)!"
}
-re "No tracepoints.*$gdb_prompt $" {
fail "5.1a: set three tracepoints, no actions (No tracepoints!)"
}
-re "$gdb_prompt $" {
pass "5.1a: set three tracepoints, no actions"
}
}
gdb_trace_setactions "5.1b: set actions for first tracepoint" \
"$trcpt1" \
"collect gdb_char_test" "^$"
gdb_test "info tracepoints" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What\\s*" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_char_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+not installed on target"] \
"5.1c: verify actions set for first tracepoint"
gdb_trace_setactions "5.1d: set actions for second tracepoint" \
"$trcpt2" \
"collect gdb_short_test" "^$"
gdb_test "info tracepoints" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What\\s*" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_char_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_short_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+not installed on target"] \
"5.1e: verify actions set for second tracepoint"
gdb_trace_setactions "5.2a: set actions for last (default) tracepoint" \
"" \
"collect gdb_long_test" "^$"
gdb_test "info tracepoints" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What\\s*" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_char_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_short_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_long_test" \
"\[\t \]+not installed on target"] \
"5.2b: verify actions set for second tracepoint"
# 5.3 replace actions set earlier
gdb_trace_setactions "5.3a: reset actions for first tracepoint" \
"$trcpt1" \
"collect gdb_struct1_test" "^$"
gdb_test "info tracepoints" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What\\s*" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_struct1_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_short_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_long_test" \
"\[\t \]+not installed on target"] \
"5.3b: verify actions set for first tracepoint"
#
# test end command (all by itself)
#
# 5.4 end outside of context
gdb_test "end" "This command cannot be used at the top level." \
"5.4: 'end' command out of context"
# 5.5 empty actions (just an end with no other actions)
gdb_trace_setactions "5.5a: set empty actions for first tracepoint" \
"$trcpt1"
gdb_test_multiple "info tracepoints" "5.5c: verify NO actions for first tracepoint" {
-re "No tracepoints.*$gdb_prompt $" {
fail "5.5c: verify NO actions for first tracepoint"
}
-re "Actions for.* $trcpt1:.*$gdb_prompt $" {
fail "5.5c: verify NO actions for first tracepoint"
}
-re "$gdb_prompt $" {
pass "5.5c: verify NO actions for first tracepoint"
}
}
# 5.6 actions for invalid tracepoint number
gdb_test "actions [expr $trcpt2 + $trcpt3]" \
"No tracepoint number [expr $trcpt2 + $trcpt3]." \
"5.6: actions for invalid tracepoint number"
# 5.7 invalid action (other than 'collect', 'while-stepping' or 'end')
# "warning: .print gdb_c_test. is not a supported trace.*> $" \
gdb_trace_setactions "5.7: invalid action" \
"$trcpt1" \
"print gdb_c_test" \
"`print gdb_c_test' is not a supported tracepoint action"
# 5.8 help actions (collect, while-stepping, end)
gdb_test "help actions" \
"Specify the actions to be taken at a tracepoint.*" \
"5.8a: help actions"
gdb_test "help collect" \
"Specify one or more data items to be collected at a tracepoint.*" \
"5.8b: help collect"
gdb_test "help while-stepping" \
"Specify single-stepping behavior at a tracepoint.*" \
"5.8c: help while-stepping"
gdb_test "help end" "Ends a list of commands or actions.*" \
"5.8d: help end"
# 5.9 default-collect
gdb_test_no_output "set default-collect gdb_char_test, gdb_long_test - 100" \
"5.9a: set default-collect"
gdb_test "show default-collect" \
"The list of expressions to collect by default is \"gdb_char_test, gdb_long_test - 100\"..*" \
"5.9b: show default-collect"
gdb_test_no_output "set default-collect" \
"5.9c: set default-collect"
# 5.10 teval
gdb_test "tvariable \$tsv" \
"Trace state variable \\\$tsv created, with initial value 0." \
"create a trace state variable"
gdb_trace_setactions "5.10a: set teval action for first tracepoint" \
"$trcpt1" \
"teval gdb_char_test" "^$"
gdb_trace_setactions "5.10a: set teval action for second tracepoint" \
"$trcpt2" \
"teval \$tsv += 1" "^$"
gdb_test "info tracepoints" \
[multi_line \
"Num Type\[ \]+Disp Enb Address\[ \]+What\\s*" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+teval gdb_char_test" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+teval \\\$tsv \\\+= 1" \
"\[\t \]+not installed on target" \
"\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+" \
"\[\t \]+collect gdb_long_test" \
"\[\t \]+not installed on target"] \
"5.10a: verify teval actions set for two tracepoints"
# Load the binary to the target too.
gdb_load $binfile
# Can't use runto_main here, because that would delete the tracepoints
# created above.
gdb_breakpoint "main"
gdb_run_cmd
if {[gdb_test "" "Breakpoint .*" "run to main"] != 0} {
return -1
}
if ![gdb_target_supports_trace] {
unsupported "target does not support trace"
return -1
}
gdb_trace_setactions "set actions for first tracepoint" \
"$trcpt1" \
"collect \$regs" "^$" \
"end" ""
# Check the definition of tracepoints. These tracepoints may have
# different number in different runs.
proc check_tracepoint { data_source } {
with_test_prefix "$data_source" {
global gdb_prompt
global srcfile
set tp_on_gdb_c_test 0
set tp_on_gdb_asm_test 0
set tp_on_gdb_recursion_test 0
# Since the three tracepoints may appear in different orders, so
# we can't do 'info tracepoints' to match the output. Instead, we
# show each tracepoint one by one and record the number of each
# tracepoint shown up the output. Check the number finally.
for {set i 1} {$i < 4} {incr i 1} {
set test "info tracepoints $i"
gdb_test_multiple "info tracepoints $i" $test {
-re "\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_c_test at .*$srcfile:\[0-9\]+\\r\\n\[\t \]+collect \\\$regs\\r\\n\[\t \]+installed on target" {
incr tp_on_gdb_c_test
exp_continue
}
-re "\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_asm_test at .*$srcfile:\[0-9\]+\\r\\n\[\t \]+teval \\\$tsv \\+= 1\\r\\n\[\t \]+installed on target" {
incr tp_on_gdb_asm_test
exp_continue
}
-re "\[0-9\]+\[\t \]+tracepoint keep y.* in gdb_recursion_test at .*$srcfile:\[0-9\]+\\r\\n\[\t \]+collect gdb_long_test\\r\\n\[\t \]+installed on target" {
incr tp_on_gdb_recursion_test
exp_continue
}
-re "${gdb_prompt} $" {
}
}
}
if {$tp_on_gdb_c_test == 1} {
pass "tracepoint on gdb_c_test"
} else {
fail "tracepoint on gdb_c_test"
}
if {$tp_on_gdb_asm_test == 1} {
pass "tracepoint on gdb_asm_test"
} else {
fail "tracepoint on gdb_asm_test"
}
if {$tp_on_gdb_recursion_test == 1} {
pass "tracepoint on gdb_recursion_test"
} else {
fail "tracepoint on gdb_recursion_test $tp_on_gdb_recursion_test"
}
}
}
# Start and stop the tracing, so that we can save tracepoints
# definitions to trace file.
gdb_test_no_output "tstart" ""
check_tracepoint "live"
gdb_test_no_output "tstop" ""
set tracefile [standard_output_file ${testfile}]
gdb_test "tsave ${tracefile}.tf" \
"Trace data saved to file '${tracefile}.tf'\." \
"tsave ${testfile}.tf"
gdb_test "tsave -ctf ${tracefile}.ctf" \
"Trace data saved to directory '${tracefile}.ctf'\\." \
"save ctf trace file"
# Restart GDB and read the trace data in tfile target.
clean_restart
gdb_file_cmd $binfile
gdb_test "target tfile ${tracefile}.tf" ".*" \
"change to tfile target"
check_tracepoint "tfile"
# Try to read ctf data if GDB supports.
set gdb_can_read_ctf_data 0
gdb_test_multiple "target ctf" "" {
-re "Undefined target command: \"ctf\"\. Try \"help target\"\.\r\n$gdb_prompt $" {
set gdb_can_read_ctf_data 0
}
-re "No CTF directory specified.*\r\n$gdb_prompt $" {
set gdb_can_read_ctf_data 1
}
}
if { $gdb_can_read_ctf_data } {
clean_restart
gdb_file_cmd $binfile
gdb_test "target ctf ${tracefile}.ctf" ".*" \
"change to ctf target"
check_tracepoint "ctf"
}
|