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9b254dd1 | 1 | # Copyright 1998, 2007, 2008 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 SS |
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 | ||
21 | load_lib "trace-support.exp"; | |
22 | ||
23 | if $tracelevel then { | |
24 | strace $tracelevel | |
25 | } | |
26 | ||
27 | set prms_id 0 | |
28 | set bug_id 0 | |
29 | ||
30 | gdb_exit | |
31 | gdb_start | |
32 | ||
33 | if [istarget "m68k-*-elf"] then { | |
34 | load_lib "emc-support.exp"; | |
35 | set srcfile gdb_c_test.c | |
36 | set binfile [board_info target d490_binfile]; | |
37 | gdb_test "set remotetimeout 6" "" "" | |
38 | set timeout 500 | |
39 | gdb_target_monitor "$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 $" { | |
b60f0898 JB |
46 | untested backtrace.exp |
47 | return -1 | |
c906108c SS |
48 | all tests in this module will fail."; |
49 | } | |
50 | -re ".*$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 \ | |
fc91c6c2 | 57 | executable {debug nowarnings}] != "" } { |
b60f0898 JB |
58 | untested backtrace.exp |
59 | return -1 | |
c906108c SS |
60 | } |
61 | gdb_load $binfile | |
62 | gdb_test "tstop" "" "" | |
63 | gdb_test "tfind none" "" "" | |
64 | runto_main | |
65 | } | |
66 | gdb_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! | |
70 | if { ![gdb_target_supports_trace] } then { | |
0ef2251b | 71 | pass "Current target does not support trace" |
c906108c SS |
72 | return 1; |
73 | ||
74 | } | |
75 | ||
76 | # | |
77 | # test backtraces in trace frames | |
78 | # | |
79 | ||
80 | set testline1 0 | |
81 | set testline2 0 | |
82 | set testline3 0 | |
83 | set testline4 0 | |
84 | set testline5 0 | |
85 | set testline6 0 | |
86 | ||
87 | set arg1 1 | |
88 | set arg2 2 | |
89 | set arg3 3 | |
90 | set arg4 4 | |
91 | set arg5 5 | |
92 | set arg6 6 | |
93 | ||
94 | set baseline [gdb_find_recursion_test_baseline $srcfile]; | |
95 | if { $baseline == -1 } { | |
96 | fail "Could not find gdb_recursion_test function" | |
97 | return; | |
98 | } | |
99 | ||
100 | send_gdb "list $baseline, +12\n" | |
101 | gdb_expect { | |
102 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " { | |
103 | set testline1 $expect_out(1,string) | |
104 | exp_continue | |
105 | } | |
106 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " { | |
107 | set testline2 $expect_out(1,string) | |
108 | exp_continue | |
109 | } | |
110 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " { | |
111 | set testline3 $expect_out(1,string) | |
112 | exp_continue | |
113 | } | |
114 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " { | |
115 | set testline4 $expect_out(1,string) | |
116 | exp_continue | |
117 | } | |
118 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " { | |
119 | set testline5 $expect_out(1,string) | |
120 | exp_continue | |
121 | } | |
122 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " { | |
123 | set testline6 $expect_out(1,string) | |
124 | exp_continue | |
125 | } | |
126 | -re ".*$gdb_prompt $" { | |
127 | if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } { | |
b60f0898 JB |
128 | untested backtrace.exp |
129 | return -1 | |
c906108c SS |
130 | all tests in this module will fail." |
131 | } | |
132 | } | |
133 | default { | |
b60f0898 JB |
134 | untested backtrace.exp |
135 | return -1 | |
c906108c SS |
136 | all tests in this module will fail." |
137 | } | |
138 | } | |
139 | ||
140 | # | |
141 | # Setup backtrace experiment. This will involve: | |
142 | # 1) a tracepoint where nothing is collected | |
143 | # 2) a tracepoint where only regs are collected | |
144 | # 3) a tracepoint where regs, locals and args are collected | |
145 | # 4) a tracepoint where regs plus some amount of stack are collected. | |
146 | # | |
147 | ||
148 | gdb_delete_tracepoints | |
149 | set tdp2 [gdb_gettpnum $testline2] | |
150 | set tdp3 [gdb_gettpnum $testline3] | |
151 | set tdp4 [gdb_gettpnum $testline4] | |
152 | set tdp5 [gdb_gettpnum $testline5] | |
153 | set tdp6 [gdb_gettpnum $testline6] | |
154 | if { $tdp2 <= 0 || $tdp3 <= 0 || \ | |
155 | $tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then { | |
156 | fail "setting tracepoints failed" | |
157 | return; | |
158 | } | |
159 | ||
160 | #gdb_trace_setactions "setup TP to collect FP" \ | |
161 | # "$tdp2" \ | |
162 | # "collect \$fp" "" | |
163 | # | |
164 | ||
165 | gdb_trace_setactions "8.6: setup TP to collect regs" \ | |
166 | "$tdp3" \ | |
167 | "collect \$regs" "^$" | |
168 | ||
169 | gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \ | |
170 | "$tdp4" \ | |
171 | "collect \$regs, \$args, \$locs" "^$" | |
172 | ||
173 | gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \ | |
174 | "$tdp6" \ | |
175 | "collect \$fp, \(\*\(void \*\*\) \(\$sp\)\) @ 64" "^$" | |
176 | ||
177 | gdb_test "tstart" "" "" | |
178 | ||
179 | if [istarget "m68k-*-elf"] then { | |
180 | gdb_emclaptop_command "85,$arg1,$arg2,$arg3,$arg4,$arg5,$arg6" | |
181 | sleep 5 | |
182 | } else { | |
183 | gdb_test "break end" "" "" | |
184 | gdb_test "continue" \ | |
185 | "Continuing.*Breakpoint $decimal, end.*" \ | |
186 | "run trace experiment" | |
187 | } | |
188 | ||
189 | gdb_test "tstop" "" "" | |
190 | ||
191 | proc gdb_backtrace_tdp_1 { msg } { | |
192 | global gdb_prompt | |
193 | ||
194 | # We are in a trace frame at which we didn't collect anything | |
195 | # except $PC. Therefore we expect to be able to identify stack | |
196 | # frame #0, but that's about all. In particular we do not expect | |
197 | # to be able to display the function's arguments or locals, and we | |
198 | # do not expect to be able to identify the caller of this function. | |
199 | ||
200 | send_gdb "backtrace\n" | |
201 | gdb_expect { | |
202 | -re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
203 | pass "$msg" | |
204 | } | |
205 | -re ".*$gdb_prompt $" { | |
206 | fail "$msg" | |
207 | } | |
208 | timeout { fail "$msg (timeout)" } | |
209 | } | |
210 | } | |
211 | ||
212 | proc gdb_backtrace_tdp_2 { msg } { | |
213 | global gdb_prompt | |
214 | ||
215 | # We are in a trace frame at which we collected only the registers | |
216 | # Therefore we expect to be able to identify stack frame #0, but | |
217 | # we don't expect to be able to display its args unles they are | |
218 | # passed in registers (which isn't the case for m68k), and we | |
219 | # don't expect to be able to identify the caller's stack frame. | |
220 | ||
221 | send_gdb "backtrace\n" | |
222 | gdb_expect { | |
223 | -re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
224 | pass "$msg" | |
225 | } | |
226 | -re ".*$gdb_prompt $" { | |
227 | fail "$msg" | |
228 | } | |
229 | timeout { fail "$msg (timeout)" } | |
230 | } | |
231 | } | |
232 | ||
233 | proc gdb_backtrace_tdp_3 { msg } { | |
234 | global gdb_prompt | |
235 | ||
236 | # We are in a trace frame at which we collected all registers, all | |
237 | # arguments and all locals. This means that the display of | |
238 | # stack frame #0 should be complete (including argument values). | |
239 | ||
240 | send_gdb "backtrace\n" | |
241 | gdb_expect { | |
242 | -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 $" { | |
243 | pass "$msg" | |
244 | } | |
245 | -re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" { | |
246 | fail "$msg (failed to collect arguments)" | |
247 | } | |
248 | -re ".*$gdb_prompt $" { | |
249 | fail "$msg" | |
250 | } | |
251 | timeout { fail "$msg (timeout)" } | |
252 | } | |
253 | } | |
254 | ||
255 | proc gdb_backtrace_tdp_4 { msg depth } { | |
256 | global gdb_prompt | |
257 | ||
258 | # We are in a trace frame at which we collected all registers, | |
259 | # plus a sizeable hunk of stack memory. This should enable us to | |
260 | # display at least several stack frames worth of backtrace. We'll | |
261 | # assume that if we can't display at least "depth" levels (with | |
262 | # args), it counts as an error. | |
263 | ||
264 | send_gdb "backtrace\n" | |
265 | gdb_expect { | |
266 | -re "#$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 $" { | |
267 | pass "$msg" | |
268 | } | |
269 | -re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
270 | fail "$msg (args missing from #$depth stack frame)" | |
271 | } | |
272 | -re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
273 | fail "$msg (fewer than $depth stack frames found)" | |
274 | } | |
275 | -re ".*$gdb_prompt $" { | |
276 | fail "$msg" | |
277 | } | |
278 | timeout { fail "$msg (timeout)" } | |
279 | } | |
280 | } | |
281 | ||
282 | # | |
283 | # begin backtrace test | |
284 | # | |
285 | ||
286 | set timeout 60 | |
287 | ||
288 | gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1" | |
289 | ||
290 | gdb_tfind_test "8.6: find start frame" "start" "0" | |
291 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
292 | "TDP $tdp2:" "" | |
293 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing" | |
294 | ||
295 | gdb_tfind_test "8.6: find frame 1" "1" "1" | |
296 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
297 | "TDP $tdp3:" "" | |
298 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs" | |
299 | ||
300 | gdb_tfind_test "8.6: find frame 2" "2" "2" | |
301 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
302 | "TDP $tdp4:" "" | |
303 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals" | |
304 | ||
305 | ||
306 | gdb_tfind_test "8.6: find frame 4" "4" "4" | |
307 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
308 | "TDP $tdp6:" "" | |
309 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
310 | ||
311 | gdb_tfind_test "8.6: find frame 5" "5" "5" | |
312 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
313 | "TDP $tdp2:" "" | |
314 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing" | |
315 | ||
316 | gdb_tfind_test "8.6: find frame 6" "6" "6" | |
317 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
318 | "TDP $tdp3:" "" | |
319 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs" | |
320 | ||
321 | gdb_tfind_test "8.6: find frame 7" "7" "7" | |
322 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
323 | "TDP $tdp4:" "" | |
324 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals" | |
325 | ||
326 | ||
327 | gdb_tfind_test "8.6: find frame 9" "9" "9" | |
328 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
329 | "TDP $tdp6:" "" | |
330 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
331 | ||
332 | gdb_tfind_test "8.6: find frame 10" "10" "10" | |
333 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
334 | "TDP $tdp2:" "" | |
335 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing" | |
336 | ||
337 | gdb_tfind_test "8.6: find frame 11" "11" "11" | |
338 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
339 | "TDP $tdp3:" "" | |
340 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs" | |
341 | ||
342 | gdb_tfind_test "8.6: find frame 12" "12" "12" | |
343 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
344 | "TDP $tdp4:" "" | |
345 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals" | |
346 | ||
347 | ||
348 | gdb_tfind_test "8.6: find frame 14" "14" "14" | |
349 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
350 | "TDP $tdp6:" "" | |
351 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
352 | ||
353 | gdb_tfind_test "8.6: find frame 15" "15" "15" | |
354 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
355 | "TDP $tdp2:" "" | |
356 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing" | |
357 | ||
358 | gdb_tfind_test "8.6: find frame 16" "16" "16" | |
359 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
360 | "TDP $tdp3:" "" | |
361 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs" | |
362 | ||
363 | gdb_tfind_test "8.6: find frame 17" "17" "17" | |
364 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
365 | "TDP $tdp4:" "" | |
366 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals" | |
367 | ||
368 | ||
369 | gdb_tfind_test "8.6: find frame 19" "19" "19" | |
370 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
371 | "TDP $tdp6:" "" | |
372 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
373 | ||
374 | gdb_test "printf \"x \%d x\\n\", depth == 3" \ | |
375 | "x 0 x" \ | |
376 | "1.13: trace in recursion: depth not equal to 3" | |
377 | ||
378 | # Finished! | |
379 | gdb_test "tfind none" "" "" |