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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/router/gdb/gdb/testsuite/gdb.trace/
1#   Copyright 1998, 2007 Free Software Foundation, Inc.
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 3 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, see <http://www.gnu.org/licenses/>.
15
16# Please email any bugs, comments, and/or additions to this file to:
17# bug-gdb@prep.ai.mit.edu
18
19# This file was written by Michael Snyder (msnyder@cygnus.com)
20
21load_lib "trace-support.exp";
22
23if $tracelevel then {
24    strace $tracelevel
25}
26
27set prms_id 0
28set bug_id 0
29
30gdb_exit
31gdb_start
32
33if [istarget "m68k-*-elf"] then {
34    load_lib "emc-support.exp";
35    set srcfile gdb_c_test.c
36    set binfile [board_info target d490_binfile];
37    gdb_test "set remotetimeout 6" "" ""
38    set timeout 500
39    gdb_target_monitor $binfile
40    # Give a TSTOP and ignore errors, to make sure any previous trace is off
41    gdb_test "tstop" "" ""
42    gdb_test "tfind none"  "" ""
43    send_gdb "compare-sections CS\n"
44    gdb_expect {
45	-re "MIS-MATCHED.*$gdb_prompt $" {
46	    untested report.exp
47	    return -1
48	    all tests in this module will fail.";
49	}
50	-re ".*$gdb_prompt $" { }
51    }
52} else {
53    set testfile "actions"
54    set srcfile ${testfile}.c
55    set binfile $objdir/$subdir/$testfile
56    if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
57	     executable {debug nowarnings}] != "" } {
58	untested report.exp
59	return -1
60    }
61    gdb_load $binfile
62    gdb_test "tstop"       "" ""
63    gdb_test "tfind none"  "" ""
64    runto_main
65}
66gdb_reinitialize_dir $srcdir/$subdir
67
68# We generously give ourselves one "pass" if we successfully
69# detect that this test cannot be run on this target!
70if { ![gdb_target_supports_trace] } then {
71    pass "Current target does not supporst trace"
72    return 1;
73
74}
75
76set cr "\[\r\n\]+"
77
78# If testing on a remote host, download the source file.
79# remote_download host $srcdir/$subdir/$srcfile
80
81#
82# test general reporting of trace experiment results
83#
84
85set testline1 0
86set testline2 0
87set testline3 0
88set testline4 0
89set testline5 0
90set testline6 0
91
92set arg1 1
93set arg2 2
94set arg3 3
95set arg4 4
96set arg5 5
97set arg6 6
98
99set gdb_recursion_test_baseline [gdb_find_recursion_test_baseline $srcfile];
100if { $gdb_recursion_test_baseline == -1 } {
101    fail "Could not find gdb_recursion_test function"
102    return;
103}
104
105send_gdb "list $gdb_recursion_test_baseline, +12\n"
106gdb_expect {
107    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 1 " {
108	set testline1 $expect_out(1,string)
109	exp_continue
110    }
111    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 2 " {
112	set testline2 $expect_out(1,string)
113	exp_continue
114    }
115    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 3 " {
116	set testline3 $expect_out(1,string)
117	exp_continue
118    }
119    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 4 " {
120	set testline4 $expect_out(1,string)
121	exp_continue
122    }
123    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 5 " {
124	set testline5 $expect_out(1,string)
125	exp_continue
126    }
127    -re "\[\r\n\](\[0-9\]+)\[^\r\n\]+gdbtestline 6 " {
128	set testline6 $expect_out(1,string)
129	exp_continue
130    }
131    -re ".*$gdb_prompt $" {
132	if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } {
133	    untested report.exp
134	    return -1
135all tests in this module will fail."
136	}
137    }
138    default {
139	    untested report.exp
140	    return -1
141all tests in this module will fail."
142    }
143}
144
145#
146# Setup trace experiment.  This will involve:
147#   1) a tracepoint where nothing is collected
148#   2) a tracepoint where only regs are collected
149#   3) a tracepoint where only args are collected
150#   4) a tracepoint where only locals are collected
151#   5) a tracepoint where some amount of stack memory is collected.
152#   6) a tracepoint where some expressions are collected.
153#
154
155gdb_delete_tracepoints
156set tdp1 [gdb_gettpnum $testline1]
157set tdp2 [gdb_gettpnum $testline2]
158set tdp3 [gdb_gettpnum $testline3]
159set tdp4 [gdb_gettpnum $testline4]
160set tdp5 [gdb_gettpnum $testline5]
161set tdp6 [gdb_gettpnum $testline6]
162
163if {    $tdp1 <= 0 || $tdp2 <= 0 || $tdp3 <= 0 || \
164	$tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then {
165    fail "setting tracepoints failed"
166    return;
167}
168
169gdb_trace_setactions "9.x: setup TP to collect regs" \
170	"$tdp2" \
171	"collect \$regs" "^$"
172
173
174gdb_trace_setactions "9.x: setup TP to collect args" \
175	"$tdp3" \
176	"collect \$args" "^$"
177
178gdb_trace_setactions "9.x: setup TP to collect locals" \
179	"$tdp4" \
180	"collect \$locs" "^$"
181
182gdb_trace_setactions "9.x: setup TP to collect stack memory" \
183	"$tdp5" \
184	"collect \$fp, \*\(void \*\*\) \$sp @ 64" "^$"
185
186gdb_trace_setactions "9.x: setup TP to collect expressions" \
187	"$tdp6" \
188	"collect gdb_char_test, gdb_short_test, gdb_long_test" "^$"
189
190gdb_test "tstart" "" ""
191
192if [istarget "m68k-*-elf"] then {
193    gdb_emclaptop_command "85,$arg1,$arg2,$arg3,$arg4,$arg5,$arg6"
194    sleep 5
195
196} else {
197    gdb_test "break end" "" ""
198    gdb_test "continue" \
199	    "Continuing.*Breakpoint $decimal, end.*" \
200	    "run trace experiment"
201}
202
203gdb_test "tstop" "" ""
204
205#
206# 9.1 test the tdump command
207#
208
209set timeout 60
210
211gdb_tfind_test "9.1: init: make sure not debugging any trace frame" "none" "-1"
212
213gdb_tfind_test "9.1: find frame for TP $tdp1" "tracepoint $tdp1" \
214	"\$tracepoint" "$tdp1"
215
216# Nothing was collected at tdp1, so this tdump should be empty.
217gdb_test "tdump" \
218	"Data collected at tracepoint $tdp1, trace frame $decimal:" \
219	"9.1: tdump, nothing collected"
220
221gdb_tfind_test "9.1: find frame for TP $tdp2" "tracepoint $tdp2" \
222	"\$tracepoint" "$tdp2"
223
224# regs were collected at tdp2.
225# How to match for the output of "info registers" on an unknown architecture?
226# For now, assume that every architecture has a register called "pc".
227gdb_test "tdump" \
228	"\[\r\n\]pc .*" \
229	"9.1: tdump, regs collected"
230
231gdb_tfind_test "9.1: find frame for TP $tdp3" "tracepoint $tdp3" \
232	"\$tracepoint" "$tdp3"
233
234# args were collected at tdp3
235gdb_test "tdump" \
236	"depth = 3.*q1 = 2.*q2 = 2.*q3 = 3.*q4 = 4.*q5 = 5.*q6 = 6" \
237	"9.1: tdump, args collected"
238
239gdb_tfind_test "9.1: find frame for TP $tdp4" "tracepoint $tdp4" \
240	"\$tracepoint" "$tdp4"
241
242# locals were collected at tdp4
243gdb_test "tdump" \
244	"q = 1" \
245	"9.1: tdump, locals collected"
246
247gdb_tfind_test "9.1: find frame for TP $tdp5" "tracepoint $tdp5" \
248	"\$tracepoint" "$tdp5"
249
250# stack was collected at tdp5, plus the frame pointer
251gdb_test "tdump" \
252	".fp = .*sp @ 64 = .*" \
253	"9.1: tdump, memrange collected"
254
255gdb_tfind_test "9.1: find frame for TP $tdp6" "tracepoint $tdp6" \
256	"\$tracepoint" "$tdp6"
257
258# globals were collected at tdp6
259gdb_test "tdump" \
260	"gdb_char_test = 1.*gdb_short_test = 2.*gdb_long_test = 3" \
261	"9.1: tdump, global variables collected"
262
263# 9.2 test tdump with arguments
264#     [no go, tdump doesn't have any arguments]
265
266# 9.3 help tdump
267
268gdb_test "help tdump" "Print everything collected at the current.*" \
269	"9.3: help tdump"
270
271set linecount1 0
272set linecount2 0
273set linecount3 0
274set linecount4 0
275set linecount5 0
276set linecount6 0
277
278gdb_tfind_test "11.x, 12.1: find start frame" "start" "0"
279
280#
281# 11.x test built-in trace variables $trace_frame, $trace_line etc.
282#
283
284gdb_test "printf \"x %d x\\n\", \$trace_frame" "x 0 x" \
285	"11.1: test \$trace_frame"
286
287gdb_test "printf \"x %d x\\n\", \$tracepoint" "x $tdp1 x" \
288	"11.2: test \$tracepoint"
289
290gdb_test "printf \"x %d x\\n\", \$trace_line" "x $testline1 x" \
291	"11.3: test \$trace_line"
292
293send_gdb "print \$trace_file\n"
294gdb_expect {
295    -re "\\$\[0-9\]+ = \"$srcfile\"\[\r\n\]+$gdb_prompt $" {
296	pass "11.4: test \$trace_file"
297    }
298    -re "\\$\[0-9\]+ = \"$srcdir/$subdir/$srcfile\"\[\r\n\]+$gdb_prompt $" {
299	pass "11.4: test \$trace_file"
300    }
301    -re "$gdb_prompt $" {
302	fail "11.4: test \$trace_file"
303    }
304    timeout {
305	fail "11.4: test \$trace_file (timeout)"
306    }
307}
308
309#gdb_test "print \$trace_file" "\"$srcdir/$subdir/$srcfile\"" \
310#	"11.4: test \$trace_file"
311
312#
313# 12.x test report generation using arbitrary GDB commands, loops etc.
314#
315
316send_gdb "while \$trace_frame != -1\n  output \$trace_file\n  printf \", line \%d \(tracepoint #\%d\)\\n\", \$trace_line, \$tracepoint\n  tfind\n  end\n"
317gdb_expect {
318    -re " line $testline1 .tracepoint .$tdp1" {
319	set linecount1 [expr $linecount1 + 1]
320	exp_continue
321    }
322    -re " line $testline2 .tracepoint .$tdp2" {
323	set linecount2 [expr $linecount2 + 1]
324	exp_continue
325    }
326    -re " line $testline3 .tracepoint .$tdp3" {
327	set linecount3 [expr $linecount3 + 1]
328	exp_continue
329    }
330    -re " line $testline4 .tracepoint .$tdp4" {
331	set linecount4 [expr $linecount4 + 1]
332	exp_continue
333    }
334    -re " line $testline5 .tracepoint .$tdp5" {
335	set linecount5 [expr $linecount5 + 1]
336	exp_continue
337    }
338    -re " line $testline6 .tracepoint .$tdp6" {
339	set linecount6 [expr $linecount6 + 1]
340	exp_continue
341    }
342    -re ".*$gdb_prompt $" {
343	if { ($linecount1 < 4) || ($linecount2 < 4) || ($linecount3 < 4) || ($linecount4 < 4) || ($linecount5 < 4) || ($linecount6 < 4) } {
344	    fail "12.1: trace report #1"
345	} else {
346	    pass "12.1: trace report #1"
347	}
348    }
349    timeout {
350	fail "12.1: trace report #1 (timeout)"
351    }
352}
353
354gdb_tfind_test "12.2: find first TDP #2 frame" "tracepoint $tdp2" \
355	"\$tracepoint" "$tdp2"
356
357set linecount2 0
358
359send_gdb "while \$trace_frame != -1\n printf \"tracepoint #\%d, FP 0x\%08x, SP 0x\%08x, PC 0x%08x\\n\", \$tracepoint, \$fp, \$sp, \$pc\n tfind tracepoint\n end\n"
360gdb_expect {
361    -re "tracepoint #$tdp2, FP $hex, SP $hex, PC $hex" {
362	set linecount2 [expr $linecount2 + 1]
363	exp_continue
364    }
365    -re ".*$gdb_prompt $" {
366	if { ($linecount2 < 4) } {
367	    fail "12.2: trace report #2"
368	} else {
369	    pass "12.2: trace report #2"
370	}
371    }
372    timeout {
373	fail "12.2: trace report #2 (timeout)"
374    }
375}
376
377gdb_tfind_test "12.3: find first TDP #3 frame" "tracepoint $tdp3" \
378	"\$tracepoint" "$tdp3"
379
380set linecount3 0
381
382send_gdb "while \$trace_frame != -1\n printf \"TDP #\%d, frame \%d: depth = \%d, q1 = \%d\\n\", \$tracepoint, \$trace_frame, depth, q1\n tfind tracepoint\n end\n"
383gdb_expect {
384    -re "TDP #$tdp3, frame $decimal: depth = $decimal, q1 = $decimal" {
385	set linecount3 [expr $linecount3 + 1]
386	exp_continue
387    }
388    -re ".*$gdb_prompt $" {
389	if { ($linecount3 < 4) } {
390	    fail "12.3: trace report #3"
391	} else {
392	    pass "12.3: trace report #3"
393	}
394    }
395    timeout {
396	fail "12.3: trace report #3 (timeout)"
397    }
398}
399
400gdb_tfind_test "12.4: find first TDP #6 frame" "tracepoint $tdp6" \
401	"\$tracepoint" "$tdp6"
402
403set linecount6 0
404
405send_gdb "while \$trace_frame != -1\n printf \"TDP #\%d, frame %d: char_test = \%d, long_test = \%d\\n\", \$tracepoint, \$trace_frame, gdb_char_test, gdb_long_test\n tfind tracepoint\n end\n"
406gdb_expect {
407    -re "TDP #$tdp6, frame $decimal: char_test = $arg1, long_test = $arg3" {
408	set linecount6 [expr $linecount6 + 1]
409	exp_continue
410    }
411    -re ".*$gdb_prompt $" {
412	if { ($linecount6 < 4) } {
413	    fail "12.4: trace report #4"
414	} else {
415	    pass "12.4: trace report #4"
416	}
417    }
418    timeout {
419	fail "12.4: trace report #4 (timeout)"
420    }
421}
422
423# Finished!
424gdb_tfind_test "finished: make sure not debugging any trace frame" "none" "-1"
425