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

#   Copyright 1998, 2007 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

# This file was written by Michael Snyder (msnyder@cygnus.com)

load_lib "trace-support.exp";

if $tracelevel then {
    strace $tracelevel
}

set prms_id 0
set bug_id 0

gdb_exit
gdb_start

if [istarget "m68k-*-elf"] then {
    load_lib "emc-support.exp";
    set srcfile gdb_c_test.c
    set binfile [board_info target d490_binfile];
    gdb_test "set remotetimeout 6" "" ""
    set timeout 500
    gdb_target_monitor "$binfile"
    # Give a TSTOP and ignore errors, to make sure any previous trace is off
    gdb_test "tstop" "" ""
    gdb_test "tfind none"  "" ""
    send_gdb "compare-sections CS\n"
    gdb_expect {
	-re "MIS-MATCHED.*$gdb_prompt $" {
	    untested backtrace.exp
	    return -1
	    all tests in this module will fail.";
	}
	-re ".*$gdb_prompt $" { }
    }
} else {
    set testfile "actions"
    set srcfile ${testfile}.c
    set binfile $objdir/$subdir/$testfile
    if { [gdb_compile "$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

# We generously give ourselves one "pass" if we successfully 
# detect that this test cannot be run on this target!
if { ![gdb_target_supports_trace] } then {
    pass "Current target does not supporst 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;
}

send_gdb "list $baseline, +12\n"
gdb_expect {
    -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
	    return -1
all tests in this module will fail."
	}
    }
    default {
	    untested backtrace.exp
	    return -1
all tests in this module will fail."
    } 
}

#
# 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" \
	"$tdp4" \
	"collect \$regs, \$args, \$locs" "^$"

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

gdb_test "tstart" "" ""

if [istarget "m68k-*-elf"] then {
    gdb_emclaptop_command "85,$arg1,$arg2,$arg3,$arg4,$arg5,$arg6"
    sleep 5
} else {
    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.
    
    send_gdb "backtrace\n"
    gdb_expect {
	-re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" {
	    pass "$msg"
	}
	-re ".*$gdb_prompt $" {
	    fail "$msg"
	}
	timeout { fail "$msg (timeout)" }
    }
}

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.

    send_gdb "backtrace\n"
    gdb_expect {
	-re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" {
	    pass "$msg"
	}
	-re ".*$gdb_prompt $" {
	    fail "$msg"
	}
	timeout { fail "$msg (timeout)" }
    }
}

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).

    send_gdb "backtrace\n"
    gdb_expect {
	-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)"
	}
	-re ".*$gdb_prompt $" {
	    fail "$msg"
	}
	timeout { fail "$msg (timeout)" }
    }
}

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.

    send_gdb "backtrace\n"
    gdb_expect {
	-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 $depth stack frames found)"
	}
	-re ".*$gdb_prompt $" {
	    fail "$msg"
	}
	timeout { fail "$msg (timeout)" }
    }
}

#
# 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
6aba47ca	1	# Copyright 1998, 2007 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
	5	# the Free Software Foundation; either version 2 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, write to the Free Software
	15	# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	16
	17	# Please email any bugs, comments, and/or additions to this file to:
	18	# bug-gdb@prep.ai.mit.edu
	19
	20	# This file was written by Michael Snyder (msnyder@cygnus.com)
	21
	22	load_lib "trace-support.exp";
	23
	24	if $tracelevel then {
	25	strace $tracelevel
	26	}
	27
	28	set prms_id 0
	29	set bug_id 0
	30
	31	gdb_exit
	32	gdb_start
	33
	34	if [istarget "m68k-*-elf"] then {
	35	load_lib "emc-support.exp";
	36	set srcfile gdb_c_test.c
	37	set binfile [board_info target d490_binfile];
	38	gdb_test "set remotetimeout 6" "" ""
	39	set timeout 500
	40	gdb_target_monitor "$binfile"
	41	# Give a TSTOP and ignore errors, to make sure any previous trace is off
	42	gdb_test "tstop" "" ""
	43	gdb_test "tfind none" "" ""
	44	send_gdb "compare-sections CS\n"
	45	gdb_expect {
	46	-re "MIS-MATCHED.*$gdb_prompt $" {
b60f0898 JB	47	untested backtrace.exp
b60f0898 JB	48	return -1
c906108c SS	49	all tests in this module will fail.";
	50	}
	51	-re ".*$gdb_prompt $" { }
	52	}
	53	} else {
	54	set testfile "actions"
	55	set srcfile ${testfile}.c
	56	set binfile $objdir/$subdir/$testfile
	57	if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
fc91c6c2	58	executable {debug nowarnings}] != "" } {
b60f0898 JB	59	untested backtrace.exp
b60f0898 JB	60	return -1
c906108c SS	61	}
	62	gdb_load $binfile
	63	gdb_test "tstop" "" ""
	64	gdb_test "tfind none" "" ""
	65	runto_main
	66	}
	67	gdb_reinitialize_dir $srcdir/$subdir
	68
	69	# We generously give ourselves one "pass" if we successfully
	70	# detect that this test cannot be run on this target!
	71	if { ![gdb_target_supports_trace] } then {
	72	pass "Current target does not supporst trace"
	73	return 1;
	74
	75	}
	76
	77	#
	78	# test backtraces in trace frames
	79	#
	80
	81	set testline1 0
	82	set testline2 0
	83	set testline3 0
	84	set testline4 0
	85	set testline5 0
	86	set testline6 0
	87
	88	set arg1 1
	89	set arg2 2
	90	set arg3 3
	91	set arg4 4
	92	set arg5 5
	93	set arg6 6
	94
	95	set baseline [gdb_find_recursion_test_baseline $srcfile];
	96	if { $baseline == -1 } {
	97	fail "Could not find gdb_recursion_test function"
	98	return;
	99	}
	100
	101	send_gdb "list $baseline, +12\n"
	102	gdb_expect {
	103	-re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " {
	104	set testline1 $expect_out(1,string)
	105	exp_continue
	106	}
	107	-re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " {
	108	set testline2 $expect_out(1,string)
	109	exp_continue
	110	}
	111	-re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " {
	112	set testline3 $expect_out(1,string)
	113	exp_continue
	114	}
	115	-re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " {
	116	set testline4 $expect_out(1,string)
	117	exp_continue
	118	}
	119	-re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " {
	120	set testline5 $expect_out(1,string)
	121	exp_continue
	122	}
	123	-re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " {
	124	set testline6 $expect_out(1,string)
125	exp_continue
126	}
127	-re ".*$gdb_prompt $" {
128	if { ($testline1 == 0) \|\| ($testline2 == 0) \|\| ($testline3 == 0) \|\| ($testline4 == 0) \|\| ($testline5 == 0) \|\| ($testline6 == 0) } {
b60f0898 JB	129	untested backtrace.exp
b60f0898 JB	130	return -1
c906108c SS	131	all tests in this module will fail."
	132	}
	133	}
	134	default {
b60f0898 JB	135	untested backtrace.exp
b60f0898 JB	136	return -1
c906108c SS	137	all tests in this module will fail."
	138	}
	139	}
	140
	141	#
	142	# Setup backtrace experiment. This will involve:
	143	# 1) a tracepoint where nothing is collected
	144	# 2) a tracepoint where only regs are collected
	145	# 3) a tracepoint where regs, locals and args are collected
	146	# 4) a tracepoint where regs plus some amount of stack are collected.
	147	#
	148
	149	gdb_delete_tracepoints
	150	set tdp2 [gdb_gettpnum $testline2]
	151	set tdp3 [gdb_gettpnum $testline3]
	152	set tdp4 [gdb_gettpnum $testline4]
	153	set tdp5 [gdb_gettpnum $testline5]
	154	set tdp6 [gdb_gettpnum $testline6]
	155	if { $tdp2 <= 0 \|\| $tdp3 <= 0 \|\| \
	156	$tdp4 <= 0 \|\| $tdp5 <= 0 \|\| $tdp6 <= 0 } then {
	157	fail "setting tracepoints failed"
	158	return;
	159	}
	160
	161	#gdb_trace_setactions "setup TP to collect FP" \
	162	# "$tdp2" \
	163	# "collect \$fp" ""
	164	#
	165
	166	gdb_trace_setactions "8.6: setup TP to collect regs" \
	167	"$tdp3" \
	168	"collect \$regs" "^$"
	169
	170	gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \
	171	"$tdp4" \
	172	"collect \$regs, \$args, \$locs" "^$"
	173
	174	gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \
	175	"$tdp6" \
	176	"collect \$fp, \(\\(void \\*\) \(\$sp\)\) @ 64" "^$"
	177
	178	gdb_test "tstart" "" ""
	179
	180	if [istarget "m68k-*-elf"] then {
	181	gdb_emclaptop_command "85,$arg1,$arg2,$arg3,$arg4,$arg5,$arg6"
	182	sleep 5
	183	} else {
	184	gdb_test "break end" "" ""
	185	gdb_test "continue" \
	186	"Continuing.Breakpoint $decimal, end." \
	187	"run trace experiment"
	188	}
	189
	190	gdb_test "tstop" "" ""
	191
	192	proc gdb_backtrace_tdp_1 { msg } {
	193	global gdb_prompt
	194
	195	# We are in a trace frame at which we didn't collect anything
	196	# except $PC. Therefore we expect to be able to identify stack
	197	# frame #0, but that's about all. In particular we do not expect
	198	# to be able to display the function's arguments or locals, and we
	199	# do not expect to be able to identify the caller of this function.
	200
201	send_gdb "backtrace\n"
202	gdb_expect {
203	-re "#0\[\t \]+gdb_recursion_test.depth=.$gdb_prompt $" {
204	pass "$msg"
205	}
206	-re ".*$gdb_prompt $" {
207	fail "$msg"
208	}
209	timeout { fail "$msg (timeout)" }
210	}
211	}
212
213	proc gdb_backtrace_tdp_2 { msg } {
214	global gdb_prompt
215
216	# We are in a trace frame at which we collected only the registers
217	# Therefore we expect to be able to identify stack frame #0, but
218	# we don't expect to be able to display its args unles they are
219	# passed in registers (which isn't the case for m68k), and we
220	# don't expect to be able to identify the caller's stack frame.
221
222	send_gdb "backtrace\n"
223	gdb_expect {
224	-re "#0\[\t \]+gdb_recursion_test.depth=.$gdb_prompt $" {
225	pass "$msg"
226	}
227	-re ".*$gdb_prompt $" {
228	fail "$msg"
229	}
230	timeout { fail "$msg (timeout)" }
231	}
232	}
233
234	proc gdb_backtrace_tdp_3 { msg } {
235	global gdb_prompt
236
237	# We are in a trace frame at which we collected all registers, all
238	# arguments and all locals. This means that the display of
239	# stack frame #0 should be complete (including argument values).
240
241	send_gdb "backtrace\n"
242	gdb_expect {
243	-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 $" {
244	pass "$msg"
245	}
246	-re "#0\[\t \]+gdb_recursion_test.depth=Cannot access.$gdb_prompt $" {
247	fail "$msg (failed to collect arguments)"
248	}
249	-re ".*$gdb_prompt $" {
250	fail "$msg"
251	}
252	timeout { fail "$msg (timeout)" }
253	}
254	}
255
256	proc gdb_backtrace_tdp_4 { msg depth } {
257	global gdb_prompt
258
259	# We are in a trace frame at which we collected all registers,
260	# plus a sizeable hunk of stack memory. This should enable us to
261	# display at least several stack frames worth of backtrace. We'll
262	# assume that if we can't display at least "depth" levels (with
263	# args), it counts as an error.
264
265	send_gdb "backtrace\n"
266	gdb_expect {
267	-re "#$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 $" {
268	pass "$msg"
269	}
270	-re "#$depth\[\t \].gdb_recursion_test.depth=.*$gdb_prompt $" {
271	fail "$msg (args missing from #$depth stack frame)"
272	}
273	-re "#\[0-9\]+\[\t \].gdb_recursion_test.depth=.*$gdb_prompt $" {
274	fail "$msg (fewer than $depth stack frames found)"
275	}
276	-re ".*$gdb_prompt $" {
277	fail "$msg"
278	}
279	timeout { fail "$msg (timeout)" }
280	}
281	}
282
283	#
284	# begin backtrace test
285	#
286
287	set timeout 60
288
289	gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1"
290
291	gdb_tfind_test "8.6: find start frame" "start" "0"
292	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
293	"TDP $tdp2:" ""
294	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing"
295
296	gdb_tfind_test "8.6: find frame 1" "1" "1"
297	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
298	"TDP $tdp3:" ""
299	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs"
300
301	gdb_tfind_test "8.6: find frame 2" "2" "2"
302	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
303	"TDP $tdp4:" ""
304	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals"
305
306
307	gdb_tfind_test "8.6: find frame 4" "4" "4"
308	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
309	"TDP $tdp6:" ""
310	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
311
312	gdb_tfind_test "8.6: find frame 5" "5" "5"
313	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
314	"TDP $tdp2:" ""
315	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing"
316
317	gdb_tfind_test "8.6: find frame 6" "6" "6"
318	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
319	"TDP $tdp3:" ""
320	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs"
321
322	gdb_tfind_test "8.6: find frame 7" "7" "7"
323	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
324	"TDP $tdp4:" ""
325	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals"
326
327
328	gdb_tfind_test "8.6: find frame 9" "9" "9"
329	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
330	"TDP $tdp6:" ""
331	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
332
333	gdb_tfind_test "8.6: find frame 10" "10" "10"
334	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
335	"TDP $tdp2:" ""
336	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing"
337
338	gdb_tfind_test "8.6: find frame 11" "11" "11"
339	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
340	"TDP $tdp3:" ""
341	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs"
342
343	gdb_tfind_test "8.6: find frame 12" "12" "12"
344	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
345	"TDP $tdp4:" ""
346	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals"
347
348
349	gdb_tfind_test "8.6: find frame 14" "14" "14"
350	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
351	"TDP $tdp6:" ""
352	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
353
354	gdb_tfind_test "8.6: find frame 15" "15" "15"
355	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
356	"TDP $tdp2:" ""
357	gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing"
358
359	gdb_tfind_test "8.6: find frame 16" "16" "16"
360	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
361	"TDP $tdp3:" ""
362	gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs"
363
364	gdb_tfind_test "8.6: find frame 17" "17" "17"
365	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
366	"TDP $tdp4:" ""
367	gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals"
368
369
370	gdb_tfind_test "8.6: find frame 19" "19" "19"
371	gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \
372	"TDP $tdp6:" ""
373	gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0"
374
375	gdb_test "printf \"x \%d x\\n\", depth == 3" \
376	"x 0 x" \
377	"1.13: trace in recursion: depth not equal to 3"
378
379	# Finished!
380	gdb_test "tfind none" "" ""