gdb/testsuite/gdb.trace/actions.exp - binutils-gdb - Git at Google

 #   Copyright 1998-2021 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"


 gdb_exit
 gdb_start

 standard_testfile
 if ![gdb_trace_common_supports_arch] {
     unsupported "no trace-common.h support for arch"
     return -1
 }
 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
 	  executable {debug nowarnings}] != "" } {
     untested "failed to compile"
     return -1
 }
 gdb_reinitialize_dir $srcdir/$subdir

 # If testing on a remote host, download the source file.
 # remote_download host $srcdir/$subdir/$srcfile

 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 } then {
     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 } then {
     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" \
     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 \[0-9\]+\[\t \]+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" \
     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 \[0-9\]+\[\t \]+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" \
     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 \[0-9\]+\[\t \]+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" \
     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 \[0-9\]+\[\t \]+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" \
     "Num     Type\[ \]+Disp Enb Address\[ \]+What.*
 \[0-9\]+\[\t \]+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 .*"] != 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'\.\\r" \
     "tsave ${testfile}.tf"
 gdb_test "tsave -ctf ${tracefile}.ctf" \
     "Trace data saved to directory '${tracefile}.ctf'\.\\r" \
     "save ctf trace file"

 # Restart GDB and read the trace data in tfile target.
 gdb_exit
 gdb_start
 gdb_reinitialize_dir $srcdir/$subdir
 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 } {
     gdb_exit
     gdb_start
     gdb_reinitialize_dir $srcdir/$subdir
     gdb_file_cmd $binfile
     gdb_test "target ctf ${tracefile}.ctf" ".*" \
 	"change to ctf target"
     check_tracepoint "ctf"
 }
	# Copyright 1998-2021 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"


	gdb_exit
	gdb_start

	standard_testfile
	if ![gdb_trace_common_supports_arch] {
	unsupported "no trace-common.h support for arch"
	return -1
	}
	if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
	executable {debug nowarnings}] != "" } {
	untested "failed to compile"
	return -1
	}
	gdb_reinitialize_dir $srcdir/$subdir

	# If testing on a remote host, download the source file.
	# remote_download host $srcdir/$subdir/$srcfile

	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 } then {
	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 } then {
	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" \
	"Num Type\[ \]+Disp Enb Address\[ \]+What.*
	\[0-9\]+\[\t \]+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" \
	"Num Type\[ \]+Disp Enb Address\[ \]+What.*
	\[0-9\]+\[\t \]+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" \
	"Num Type\[ \]+Disp Enb Address\[ \]+What.*
	\[0-9\]+\[\t \]+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" \
	"Num Type\[ \]+Disp Enb Address\[ \]+What.*
	\[0-9\]+\[\t \]+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" \
	"Num Type\[ \]+Disp Enb Address\[ \]+What.*
	\[0-9\]+\[\t \]+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 .*"] != 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'\.\\r" \
	"tsave ${testfile}.tf"
	gdb_test "tsave -ctf ${tracefile}.ctf" \
	"Trace data saved to directory '${tracefile}.ctf'\.\\r" \
	"save ctf trace file"

	# Restart GDB and read the trace data in tfile target.
	gdb_exit
	gdb_start
	gdb_reinitialize_dir $srcdir/$subdir
	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 } {
	gdb_exit
	gdb_start
	gdb_reinitialize_dir $srcdir/$subdir
	gdb_file_cmd $binfile
	gdb_test "target ctf ${tracefile}.ctf" ".*" \
	"change to ctf target"
	check_tracepoint "ctf"
	}