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4c38e0a4 | 1 | # Copyright 1998, 2007, 2008, 2009, 2010 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 | ||
20 | if $tracelevel then { | |
21 | strace $tracelevel | |
22 | } | |
23 | ||
24 | set prms_id 0 | |
25 | set bug_id 0 | |
26 | ||
27 | gdb_exit | |
28 | gdb_start | |
29 | ||
f8b7eaf3 DJ |
30 | set testfile "actions" |
31 | set srcfile ${testfile}.c | |
32 | set binfile $objdir/$subdir/backtrace | |
33 | if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ | |
34 | executable {debug nowarnings}] != "" } { | |
35 | untested backtrace.exp | |
36 | return -1 | |
c906108c | 37 | } |
f8b7eaf3 DJ |
38 | gdb_load $binfile |
39 | gdb_test "tstop" "" "" | |
40 | gdb_test "tfind none" "" "" | |
41 | runto_main | |
c906108c SS |
42 | gdb_reinitialize_dir $srcdir/$subdir |
43 | ||
44 | # We generously give ourselves one "pass" if we successfully | |
45 | # detect that this test cannot be run on this target! | |
46 | if { ![gdb_target_supports_trace] } then { | |
0ef2251b | 47 | pass "Current target does not support trace" |
c906108c SS |
48 | return 1; |
49 | ||
50 | } | |
51 | ||
52 | # | |
53 | # test backtraces in trace frames | |
54 | # | |
55 | ||
56 | set testline1 0 | |
57 | set testline2 0 | |
58 | set testline3 0 | |
59 | set testline4 0 | |
60 | set testline5 0 | |
61 | set testline6 0 | |
62 | ||
63 | set arg1 1 | |
64 | set arg2 2 | |
65 | set arg3 3 | |
66 | set arg4 4 | |
67 | set arg5 5 | |
68 | set arg6 6 | |
69 | ||
70 | set baseline [gdb_find_recursion_test_baseline $srcfile]; | |
71 | if { $baseline == -1 } { | |
72 | fail "Could not find gdb_recursion_test function" | |
73 | return; | |
74 | } | |
75 | ||
76 | send_gdb "list $baseline, +12\n" | |
77 | gdb_expect { | |
78 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " { | |
79 | set testline1 $expect_out(1,string) | |
80 | exp_continue | |
81 | } | |
82 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " { | |
83 | set testline2 $expect_out(1,string) | |
84 | exp_continue | |
85 | } | |
86 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " { | |
87 | set testline3 $expect_out(1,string) | |
88 | exp_continue | |
89 | } | |
90 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " { | |
91 | set testline4 $expect_out(1,string) | |
92 | exp_continue | |
93 | } | |
94 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " { | |
95 | set testline5 $expect_out(1,string) | |
96 | exp_continue | |
97 | } | |
98 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " { | |
99 | set testline6 $expect_out(1,string) | |
100 | exp_continue | |
101 | } | |
102 | -re ".*$gdb_prompt $" { | |
103 | if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } { | |
b60f0898 JB |
104 | untested backtrace.exp |
105 | return -1 | |
c906108c SS |
106 | all tests in this module will fail." |
107 | } | |
108 | } | |
109 | default { | |
b60f0898 JB |
110 | untested backtrace.exp |
111 | return -1 | |
c906108c SS |
112 | all tests in this module will fail." |
113 | } | |
114 | } | |
115 | ||
116 | # | |
117 | # Setup backtrace experiment. This will involve: | |
118 | # 1) a tracepoint where nothing is collected | |
119 | # 2) a tracepoint where only regs are collected | |
120 | # 3) a tracepoint where regs, locals and args are collected | |
121 | # 4) a tracepoint where regs plus some amount of stack are collected. | |
122 | # | |
123 | ||
124 | gdb_delete_tracepoints | |
125 | set tdp2 [gdb_gettpnum $testline2] | |
126 | set tdp3 [gdb_gettpnum $testline3] | |
127 | set tdp4 [gdb_gettpnum $testline4] | |
128 | set tdp5 [gdb_gettpnum $testline5] | |
129 | set tdp6 [gdb_gettpnum $testline6] | |
130 | if { $tdp2 <= 0 || $tdp3 <= 0 || \ | |
131 | $tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then { | |
132 | fail "setting tracepoints failed" | |
133 | return; | |
134 | } | |
135 | ||
136 | #gdb_trace_setactions "setup TP to collect FP" \ | |
137 | # "$tdp2" \ | |
138 | # "collect \$fp" "" | |
139 | # | |
140 | ||
141 | gdb_trace_setactions "8.6: setup TP to collect regs" \ | |
142 | "$tdp3" \ | |
143 | "collect \$regs" "^$" | |
144 | ||
145 | gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \ | |
146 | "$tdp4" \ | |
147 | "collect \$regs, \$args, \$locs" "^$" | |
148 | ||
149 | gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \ | |
150 | "$tdp6" \ | |
151 | "collect \$fp, \(\*\(void \*\*\) \(\$sp\)\) @ 64" "^$" | |
152 | ||
153 | gdb_test "tstart" "" "" | |
154 | ||
f8b7eaf3 DJ |
155 | gdb_test "break end" "" "" |
156 | gdb_test "continue" \ | |
157 | "Continuing.*Breakpoint $decimal, end.*" \ | |
158 | "run trace experiment" | |
c906108c SS |
159 | |
160 | gdb_test "tstop" "" "" | |
161 | ||
162 | proc gdb_backtrace_tdp_1 { msg } { | |
163 | global gdb_prompt | |
164 | ||
165 | # We are in a trace frame at which we didn't collect anything | |
166 | # except $PC. Therefore we expect to be able to identify stack | |
167 | # frame #0, but that's about all. In particular we do not expect | |
168 | # to be able to display the function's arguments or locals, and we | |
169 | # do not expect to be able to identify the caller of this function. | |
170 | ||
171 | send_gdb "backtrace\n" | |
172 | gdb_expect { | |
173 | -re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
174 | pass "$msg" | |
175 | } | |
176 | -re ".*$gdb_prompt $" { | |
177 | fail "$msg" | |
178 | } | |
179 | timeout { fail "$msg (timeout)" } | |
180 | } | |
181 | } | |
182 | ||
183 | proc gdb_backtrace_tdp_2 { msg } { | |
184 | global gdb_prompt | |
185 | ||
186 | # We are in a trace frame at which we collected only the registers | |
187 | # Therefore we expect to be able to identify stack frame #0, but | |
188 | # we don't expect to be able to display its args unles they are | |
189 | # passed in registers (which isn't the case for m68k), and we | |
190 | # don't expect to be able to identify the caller's stack frame. | |
191 | ||
192 | send_gdb "backtrace\n" | |
193 | gdb_expect { | |
194 | -re "#0\[\t \]+gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
195 | pass "$msg" | |
196 | } | |
197 | -re ".*$gdb_prompt $" { | |
198 | fail "$msg" | |
199 | } | |
200 | timeout { fail "$msg (timeout)" } | |
201 | } | |
202 | } | |
203 | ||
204 | proc gdb_backtrace_tdp_3 { msg } { | |
205 | global gdb_prompt | |
206 | ||
207 | # We are in a trace frame at which we collected all registers, all | |
208 | # arguments and all locals. This means that the display of | |
209 | # stack frame #0 should be complete (including argument values). | |
210 | ||
211 | send_gdb "backtrace\n" | |
212 | gdb_expect { | |
213 | -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 $" { | |
214 | pass "$msg" | |
215 | } | |
216 | -re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" { | |
217 | fail "$msg (failed to collect arguments)" | |
218 | } | |
219 | -re ".*$gdb_prompt $" { | |
220 | fail "$msg" | |
221 | } | |
222 | timeout { fail "$msg (timeout)" } | |
223 | } | |
224 | } | |
225 | ||
226 | proc gdb_backtrace_tdp_4 { msg depth } { | |
227 | global gdb_prompt | |
228 | ||
229 | # We are in a trace frame at which we collected all registers, | |
230 | # plus a sizeable hunk of stack memory. This should enable us to | |
231 | # display at least several stack frames worth of backtrace. We'll | |
232 | # assume that if we can't display at least "depth" levels (with | |
233 | # args), it counts as an error. | |
234 | ||
235 | send_gdb "backtrace\n" | |
236 | gdb_expect { | |
237 | -re "#$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 $" { | |
238 | pass "$msg" | |
239 | } | |
240 | -re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
241 | fail "$msg (args missing from #$depth stack frame)" | |
242 | } | |
243 | -re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
244 | fail "$msg (fewer than $depth stack frames found)" | |
245 | } | |
246 | -re ".*$gdb_prompt $" { | |
247 | fail "$msg" | |
248 | } | |
249 | timeout { fail "$msg (timeout)" } | |
250 | } | |
251 | } | |
252 | ||
253 | # | |
254 | # begin backtrace test | |
255 | # | |
256 | ||
257 | set timeout 60 | |
258 | ||
259 | gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1" | |
260 | ||
261 | gdb_tfind_test "8.6: find start frame" "start" "0" | |
262 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
263 | "TDP $tdp2:" "" | |
264 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing" | |
265 | ||
266 | gdb_tfind_test "8.6: find frame 1" "1" "1" | |
267 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
268 | "TDP $tdp3:" "" | |
269 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs" | |
270 | ||
271 | gdb_tfind_test "8.6: find frame 2" "2" "2" | |
272 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
273 | "TDP $tdp4:" "" | |
274 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals" | |
275 | ||
276 | ||
277 | gdb_tfind_test "8.6: find frame 4" "4" "4" | |
278 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
279 | "TDP $tdp6:" "" | |
280 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
281 | ||
282 | gdb_tfind_test "8.6: find frame 5" "5" "5" | |
283 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
284 | "TDP $tdp2:" "" | |
285 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing" | |
286 | ||
287 | gdb_tfind_test "8.6: find frame 6" "6" "6" | |
288 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
289 | "TDP $tdp3:" "" | |
290 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs" | |
291 | ||
292 | gdb_tfind_test "8.6: find frame 7" "7" "7" | |
293 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
294 | "TDP $tdp4:" "" | |
295 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals" | |
296 | ||
297 | ||
298 | gdb_tfind_test "8.6: find frame 9" "9" "9" | |
299 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
300 | "TDP $tdp6:" "" | |
301 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
302 | ||
303 | gdb_tfind_test "8.6: find frame 10" "10" "10" | |
304 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
305 | "TDP $tdp2:" "" | |
306 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing" | |
307 | ||
308 | gdb_tfind_test "8.6: find frame 11" "11" "11" | |
309 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
310 | "TDP $tdp3:" "" | |
311 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs" | |
312 | ||
313 | gdb_tfind_test "8.6: find frame 12" "12" "12" | |
314 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
315 | "TDP $tdp4:" "" | |
316 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals" | |
317 | ||
318 | ||
319 | gdb_tfind_test "8.6: find frame 14" "14" "14" | |
320 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
321 | "TDP $tdp6:" "" | |
322 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
323 | ||
324 | gdb_tfind_test "8.6: find frame 15" "15" "15" | |
325 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
326 | "TDP $tdp2:" "" | |
327 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing" | |
328 | ||
329 | gdb_tfind_test "8.6: find frame 16" "16" "16" | |
330 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
331 | "TDP $tdp3:" "" | |
332 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs" | |
333 | ||
334 | gdb_tfind_test "8.6: find frame 17" "17" "17" | |
335 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
336 | "TDP $tdp4:" "" | |
337 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals" | |
338 | ||
339 | ||
340 | gdb_tfind_test "8.6: find frame 19" "19" "19" | |
341 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
342 | "TDP $tdp6:" "" | |
343 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
344 | ||
345 | gdb_test "printf \"x \%d x\\n\", depth == 3" \ | |
346 | "x 0 x" \ | |
347 | "1.13: trace in recursion: depth not equal to 3" | |
348 | ||
349 | # Finished! | |
350 | gdb_test "tfind none" "" "" |