[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.trace / backtrace.exp

#   Copyright 1998-2013 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 actions.c
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
	  executable {debug nowarnings}] != "" } {
    untested backtrace.exp
    return -1
}
gdb_load $binfile
gdb_test "tstop"       ".*" ""
gdb_test "tfind none"  ".*" ""
runto_main
gdb_reinitialize_dir $srcdir/$subdir

if { ![gdb_target_supports_trace] } then {
    unsupported "Current target does not support trace"
    return 1;

}

#
# test backtraces in trace frames
#

set testline1 0
set testline2 0
set testline3 0
set testline4 0
set testline5 0
set testline6 0

set arg1 1
set arg2 2
set arg3 3
set arg4 4
set arg5 5
set arg6 6

set baseline [gdb_find_recursion_test_baseline $srcfile];
if { $baseline == -1 } {
    fail "Could not find gdb_recursion_test function"
    return;
}

set return_me 0

gdb_test_multiple "list $baseline, +12" "all tests in this module will fail" {
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " {
	set testline1 $expect_out(1,string)
	exp_continue
    }
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " {
	set testline2 $expect_out(1,string)
	exp_continue
    }
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " {
	set testline3 $expect_out(1,string)
	exp_continue
    }
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " {
	set testline4 $expect_out(1,string)
	exp_continue
    }
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " {
	set testline5 $expect_out(1,string)
	exp_continue
    }
    -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " {
	set testline6 $expect_out(1,string)
	exp_continue
    }
    -re ".*$gdb_prompt $" {
	if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } {
	    untested backtrace.exp
	    set return_me 1
all tests in this module will fail."
	}
    }
    default {
	    untested backtrace.exp
	    set return_me 1
all tests in this module will fail."
    }
}

if { $return_me == 1 } then {
    return -1;
}

#
# Setup backtrace experiment.  This will involve:
#   1) a tracepoint where nothing is collected
#   2) a tracepoint where only regs are collected
#   3) a tracepoint where regs, locals and args are collected
#   4) a tracepoint where regs plus some amount of stack are collected.
#

gdb_delete_tracepoints
set tdp2 [gdb_gettpnum $testline2]
set tdp3 [gdb_gettpnum $testline3]
set tdp4 [gdb_gettpnum $testline4]
set tdp5 [gdb_gettpnum $testline5]
set tdp6 [gdb_gettpnum $testline6]
if {    $tdp2 <= 0 || $tdp3 <= 0 || \
	$tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then {
    fail "setting tracepoints failed"
    return;
}

#gdb_trace_setactions "setup TP to collect FP" \
#	"$tdp2" \
#	"collect \$fp" ""
#

gdb_trace_setactions "8.6: setup TP to collect regs" \
	"$tdp3" \
	"collect \$regs" "^$"

gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \
	"$tdp4" \
	"collect \$regs, \$args, \$locs" "^$"

if [is_amd64_regs_target] {
    set fpreg "\$rbp"
    set spreg "\$rsp"
} elseif [is_x86_like_target] {
    set fpreg "\$ebp"
    set spreg "\$esp"
} else {
    set fpreg "\$fp"
    set spreg "\$sp"
}

gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \
       "$tdp6" \
       "collect $fpreg, \(\*\(void \*\*\) \($spreg\)\) @ 64" "^$"

gdb_test "tstart" ".*" ""

gdb_test "break end" ".*" ""
gdb_test "continue" \
    "Continuing.*Breakpoint $decimal, end.*" \
    "run trace experiment"

gdb_test "tstop" ".*" ""

proc gdb_backtrace_tdp_1 { msg } {
    global gdb_prompt
    
    # We are in a trace frame at which we didn't collect anything
    # except $PC.  Therefore we expect to be able to identify stack
    # frame #0, but that's about all.  In particular we do not expect
    # to be able to display the function's arguments or locals, and we
    # do not expect to be able to identify the caller of this function.
    
    gdb_test "backtrace" \
	"#0\[\t \]+gdb_recursion_test.*depth=.*" \
	"$msg"
}

proc gdb_backtrace_tdp_2 { msg } {
    global gdb_prompt

    # We are in a trace frame at which we collected only the registers
    # Therefore we expect to be able to identify stack frame #0, but
    # we don't expect to be able to display its args unles they are
    # passed in registers (which isn't the case for m68k), and we
    # don't expect to be able to identify the caller's stack frame.

    gdb_test "backtrace" \
	"#0\[\t \]+gdb_recursion_test.*depth=.*" \
	"$msg"
}

proc gdb_backtrace_tdp_3 { msg } {
    global gdb_prompt

    # We are in a trace frame at which we collected all registers, all
    # arguments and all locals.  This means that the display of
    # stack frame #0 should be complete (including argument values).

    gdb_test_multiple "backtrace" "$msg" {
	-re "#0\[\t \]+gdb_recursion_test.*depth=\[0-9\]+.*q1=\[0-9\]+.*q2=\[0-9\]+.*q3=\[0-9\]+.*q4=\[0-9\]+.*q5=\[0-9\]+.*q6=\[0-9\]+.*$gdb_prompt $" {
	    pass "$msg"
	}
	-re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" {
	    fail "$msg (failed to collect arguments)"
	}
    }
}

proc gdb_backtrace_tdp_4 { msg depth } {
    global gdb_prompt

    # We are in a trace frame at which we collected all registers,
    # plus a sizeable hunk of stack memory.  This should enable us to
    # display at least several stack frames worth of backtrace.  We'll
    # assume that if we can't display at least "depth" levels (with
    # args), it counts as an error.

    gdb_test_multiple "backtrace" "$msg" {
	-re "#$depth\[\t \].*gdb_recursion_test.*depth=\[0-9\]+.*q1=\[0-9\]+.*q2=\[0-9\]+.*q3=\[0-9\]+.*q4=\[0-9\]+.*q5=\[0-9\]+.*q6=\[0-9\]+.*$gdb_prompt $" {
	    pass "$msg"
	}
	-re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" {
	    fail "$msg (args missing from #$depth stack frame)"
	}
	-re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" {
	    fail "$msg (fewer than $depth stack frames found)"
	}
    }
}

#
# begin backtrace test
#

set timeout 60

gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1"

gdb_tfind_test "8.6: find start frame" "start" "0"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp2:" ""
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing"

gdb_tfind_test "8.6: find frame 1"     "1" "1"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp3:" ""
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs"

gdb_tfind_test "8.6: find frame 2"     "2" "2"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp4:" ""
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals"


gdb_tfind_test "8.6: find frame 4"     "4" "4"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp6:" ""
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"

gdb_tfind_test "8.6: find frame 5"     "5" "5"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp2:" ""
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing"

gdb_tfind_test "8.6: find frame 6"     "6" "6"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp3:" ""
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs"

gdb_tfind_test "8.6: find frame 7"     "7" "7"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp4:" ""
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals"


gdb_tfind_test "8.6: find frame 9"     "9" "9"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp6:" ""
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"

gdb_tfind_test "8.6: find frame 10"    "10" "10"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp2:" ""
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing"

gdb_tfind_test "8.6: find frame 11"    "11" "11"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp3:" ""
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs"

gdb_tfind_test "8.6: find frame 12"    "12" "12"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp4:" ""
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals"


gdb_tfind_test "8.6: find frame 14"    "14" "14"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp6:" ""
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"

gdb_tfind_test "8.6: find frame 15"    "15" "15"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp2:" ""
gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing"

gdb_tfind_test "8.6: find frame 16"    "16" "16"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp3:" ""
gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs"

gdb_tfind_test "8.6: find frame 17"    "17" "17"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp4:" ""
gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals"


gdb_tfind_test "8.6: find frame 19"    "19" "19"
gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	"TDP $tdp6:" ""
gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"

gdb_test "printf \"x \%d x\\n\", depth == 3" \
	"x 0 x" \
	"1.13: trace in recursion: depth not equal to 3"

# Finished!
gdb_test "tfind none" ".*" ""
Commit	Line	Data
8acc9f48	1	# Copyright 1998-2013 Free Software Foundation, Inc.
c906108c SS	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
e22f8b7c	5	# the Free Software Foundation; either version 3 of the License, or
c906108c	6	# (at your option) any later version.
e22f8b7c	7	#
c906108c SS	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.
e22f8b7c	12	#
c906108c	13	# You should have received a copy of the GNU General Public License
e22f8b7c	14	# along with this program. If not, see <http://www.gnu.org/licenses/>.
c906108c	15
c906108c SS	16	# This file was written by Michael Snyder (msnyder@cygnus.com)
	17
	18	load_lib "trace-support.exp";
	19
c906108c SS	20
	21	gdb_exit
	22	gdb_start
	23
497a5eb0	24	standard_testfile actions.c
f8b7eaf3 DJ	25	if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
	26	executable {debug nowarnings}] != "" } {
	27	untested backtrace.exp
	28	return -1
c906108c	29	}
f8b7eaf3	30	gdb_load $binfile
de7ff789 MS	31	gdb_test "tstop" ".*" ""
de7ff789 MS	32	gdb_test "tfind none" ".*" ""
f8b7eaf3	33	runto_main
c906108c SS	34	gdb_reinitialize_dir $srcdir/$subdir
c906108c SS	35
c906108c	36	if { ![gdb_target_supports_trace] } then {
10010058	37	unsupported "Current target does not support trace"
c906108c SS	38	return 1;
	39
	40	}
	41
	42	#
	43	# test backtraces in trace frames
	44	#
	45
	46	set testline1 0
	47	set testline2 0
	48	set testline3 0
	49	set testline4 0
	50	set testline5 0
	51	set testline6 0
	52
	53	set arg1 1
	54	set arg2 2
	55	set arg3 3
	56	set arg4 4
	57	set arg5 5
	58	set arg6 6
	59
	60	set baseline [gdb_find_recursion_test_baseline $srcfile];
	61	if { $baseline == -1 } {
	62	fail "Could not find gdb_recursion_test function"
	63	return;
	64	}
	65
0ab48859 MS	66	set return_me 0
	67
	68	gdb_test_multiple "list $baseline, +12" "all tests in this module will fail" {
c906108c SS	69	-re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " {
	70	set testline1 $expect_out(1,string)
	71	exp_continue
	72	}
	73	-re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " {
	74	set testline2 $expect_out(1,string)
	75	exp_continue
	76	}
	77	-re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " {
	78	set testline3 $expect_out(1,string)
	79	exp_continue
	80	}
	81	-re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " {
	82	set testline4 $expect_out(1,string)
	83	exp_continue
	84	}
	85	-re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " {
	86	set testline5 $expect_out(1,string)
	87	exp_continue
	88	}
	89	-re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " {
	90	set testline6 $expect_out(1,string)
	91	exp_continue
	92	}
	93	-re ".*$gdb_prompt $" {
	94	if { ($testline1 == 0) \|\| ($testline2 == 0) \|\| ($testline3 == 0) \|\| ($testline4 == 0) \|\| ($testline5 == 0) \|\| ($testline6 == 0) } {
b60f0898	95	untested backtrace.exp
0ab48859	96	set return_me 1
c906108c SS	97	all tests in this module will fail."
	98	}
	99	}
	100	default {
b60f0898	101	untested backtrace.exp
0ab48859	102	set return_me 1
c906108c	103	all tests in this module will fail."
0ab48859 MS	104	}
	105	}
	106
	107	if { $return_me == 1 } then {
	108	return -1;
c906108c SS	109	}
	110
	111	#
	112	# Setup backtrace experiment. This will involve:
	113	# 1) a tracepoint where nothing is collected
	114	# 2) a tracepoint where only regs are collected
	115	# 3) a tracepoint where regs, locals and args are collected
	116	# 4) a tracepoint where regs plus some amount of stack are collected.
	117	#
	118
	119	gdb_delete_tracepoints
	120	set tdp2 [gdb_gettpnum $testline2]
	121	set tdp3 [gdb_gettpnum $testline3]
	122	set tdp4 [gdb_gettpnum $testline4]
	123	set tdp5 [gdb_gettpnum $testline5]
	124	set tdp6 [gdb_gettpnum $testline6]
	125	if { $tdp2 <= 0 \|\| $tdp3 <= 0 \|\| \
	126	$tdp4 <= 0 \|\| $tdp5 <= 0 \|\| $tdp6 <= 0 } then {
	127	fail "setting tracepoints failed"
	128	return;
	129	}
	130
	131	#gdb_trace_setactions "setup TP to collect FP" \
	132	# "$tdp2" \
	133	# "collect \$fp" ""
	134	#
	135
	136	gdb_trace_setactions "8.6: setup TP to collect regs" \
	137	"$tdp3" \
	138	"collect \$regs" "^$"
	139
	140	gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \
	141	"$tdp4" \
	142	"collect \$regs, \$args, \$locs" "^$"
	143
7f062217	144	if [is_amd64_regs_target] {
6a8f2671 PA	145	set fpreg "\$rbp"
6a8f2671 PA	146	set spreg "\$rsp"
7f062217	147	} elseif [is_x86_like_target] {
6a8f2671 PA	148	set fpreg "\$ebp"
	149	set spreg "\$esp"
	150	} else {
	151	set fpreg "\$fp"
	152	set spreg "\$sp"
	153	}
	154
c906108c	155	gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \
6a8f2671 PA	156	"$tdp6" \
6a8f2671 PA	157	"collect $fpreg, \(\\(void \\*\) \($spreg\)\) @ 64" "^$"
c906108c	158
de7ff789	159	gdb_test "tstart" ".*" ""
c906108c	160
de7ff789	161	gdb_test "break end" ".*" ""
f8b7eaf3 DJ	162	gdb_test "continue" \
	163	"Continuing.Breakpoint $decimal, end." \
	164	"run trace experiment"
c906108c	165
de7ff789	166	gdb_test "tstop" ".*" ""
c906108c SS	167
	168	proc gdb_backtrace_tdp_1 { msg } {
	169	global gdb_prompt
	170
	171	# We are in a trace frame at which we didn't collect anything
	172	# except $PC. Therefore we expect to be able to identify stack
	173	# frame #0, but that's about all. In particular we do not expect
	174	# to be able to display the function's arguments or locals, and we
	175	# do not expect to be able to identify the caller of this function.
	176
0ab48859 MS	177	gdb_test "backtrace" \
	178	"#0\[\t \]+gdb_recursion_test.depth=." \
	179	"$msg"
c906108c SS	180	}
	181
	182	proc gdb_backtrace_tdp_2 { msg } {
	183	global gdb_prompt
	184
	185	# We are in a trace frame at which we collected only the registers
	186	# Therefore we expect to be able to identify stack frame #0, but
	187	# we don't expect to be able to display its args unles they are
	188	# passed in registers (which isn't the case for m68k), and we
	189	# don't expect to be able to identify the caller's stack frame.
	190
0ab48859 MS	191	gdb_test "backtrace" \
	192	"#0\[\t \]+gdb_recursion_test.depth=." \
	193	"$msg"
c906108c SS	194	}
	195
	196	proc gdb_backtrace_tdp_3 { msg } {
	197	global gdb_prompt
	198
	199	# We are in a trace frame at which we collected all registers, all
	200	# arguments and all locals. This means that the display of
	201	# stack frame #0 should be complete (including argument values).
	202
0ab48859	203	gdb_test_multiple "backtrace" "$msg" {
c906108c SS	204	-re "#0\[\t \]+gdb_recursion_test.depth=\[0-9\]+.q1=\[0-9\]+.q2=\[0-9\]+.q3=\[0-9\]+.q4=\[0-9\]+.q5=\[0-9\]+.q6=\[0-9\]+.$gdb_prompt $" {
	205	pass "$msg"
	206	}
	207	-re "#0\[\t \]+gdb_recursion_test.depth=Cannot access.$gdb_prompt $" {
	208	fail "$msg (failed to collect arguments)"
	209	}
c906108c SS	210	}
	211	}
	212
	213	proc gdb_backtrace_tdp_4 { msg depth } {
	214	global gdb_prompt
	215
	216	# We are in a trace frame at which we collected all registers,
	217	# plus a sizeable hunk of stack memory. This should enable us to
	218	# display at least several stack frames worth of backtrace. We'll
	219	# assume that if we can't display at least "depth" levels (with
	220	# args), it counts as an error.
	221
0ab48859	222	gdb_test_multiple "backtrace" "$msg" {
c906108c SS	223	-re "#$depth\[\t \].gdb_recursion_test.depth=\[0-9\]+.q1=\[0-9\]+.q2=\[0-9\]+.q3=\[0-9\]+.q4=\[0-9\]+.q5=\[0-9\]+.q6=\[0-9\]+.*$gdb_prompt $" {
	224	pass "$msg"
	225	}
	226	-re "#$depth\[\t \].gdb_recursion_test.depth=.*$gdb_prompt $" {
	227	fail "$msg (args missing from #$depth stack frame)"
	228	}
	229	-re "#\[0-9\]+\[\t \].gdb_recursion_test.depth=.*$gdb_prompt $" {
	230	fail "$msg (fewer than $depth stack frames found)"
	231	}
c906108c SS	232	}
	233	}
	234
	235	#
	236	# begin backtrace test
	237	#
	238
	239	set timeout 60
	240
	241	gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1"
	242
	243	gdb_tfind_test "8.6: find start frame" "start" "0"
	244	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	245	"TDP $tdp2:" ""
	246	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing"
	247
	248	gdb_tfind_test "8.6: find frame 1" "1" "1"
	249	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	250	"TDP $tdp3:" ""
	251	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs"
	252
	253	gdb_tfind_test "8.6: find frame 2" "2" "2"
	254	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	255	"TDP $tdp4:" ""
	256	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals"
	257
	258
	259	gdb_tfind_test "8.6: find frame 4" "4" "4"
	260	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	261	"TDP $tdp6:" ""
	262	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
	263
	264	gdb_tfind_test "8.6: find frame 5" "5" "5"
	265	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	266	"TDP $tdp2:" ""
	267	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing"
	268
	269	gdb_tfind_test "8.6: find frame 6" "6" "6"
	270	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	271	"TDP $tdp3:" ""
	272	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs"
	273
	274	gdb_tfind_test "8.6: find frame 7" "7" "7"
	275	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	276	"TDP $tdp4:" ""
	277	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals"
	278
	279
	280	gdb_tfind_test "8.6: find frame 9" "9" "9"
	281	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	282	"TDP $tdp6:" ""
	283	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
	284
	285	gdb_tfind_test "8.6: find frame 10" "10" "10"
	286	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	287	"TDP $tdp2:" ""
	288	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing"
	289
	290	gdb_tfind_test "8.6: find frame 11" "11" "11"
	291	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
	292	"TDP $tdp3:" ""
	293	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs"
	294
	295	gdb_tfind_test "8.6: find frame 12" "12" "12"
296	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
297	"TDP $tdp4:" ""
298	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals"
299
300
301	gdb_tfind_test "8.6: find frame 14" "14" "14"
302	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
303	"TDP $tdp6:" ""
304	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
305
306	gdb_tfind_test "8.6: find frame 15" "15" "15"
307	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
308	"TDP $tdp2:" ""
309	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing"
310
311	gdb_tfind_test "8.6: find frame 16" "16" "16"
312	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
313	"TDP $tdp3:" ""
314	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs"
315
316	gdb_tfind_test "8.6: find frame 17" "17" "17"
317	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
318	"TDP $tdp4:" ""
319	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals"
320
321
322	gdb_tfind_test "8.6: find frame 19" "19" "19"
323	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
324	"TDP $tdp6:" ""
325	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
326
327	gdb_test "printf \"x \%d x\\n\", depth == 3" \
328	"x 0 x" \
329	"1.13: trace in recursion: depth not equal to 3"
330
331	# Finished!
de7ff789	332	gdb_test "tfind none" ".*" ""