Commit | Line | Data |
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b811d2c2 | 1 | # Copyright 1998-2020 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 | ||
4ec70201 | 18 | load_lib "trace-support.exp" |
c906108c | 19 | |
48bbe0bf YQ |
20 | standard_testfile actions.c |
21 | set executable $testfile | |
22 | set expfile $testfile.exp | |
c906108c | 23 | |
8bca2978 SL |
24 | if ![gdb_trace_common_supports_arch] { |
25 | unsupported "no trace-common.h support for arch" | |
26 | return -1 | |
27 | } | |
28 | ||
5b362f04 | 29 | if [prepare_for_testing "failed to prepare" $executable $srcfile \ |
ba22ff86 | 30 | [list debug nowarnings nopie]] { |
48bbe0bf YQ |
31 | return -1 |
32 | } | |
c906108c | 33 | |
48bbe0bf | 34 | if ![runto_main] { |
bc6c7af4 | 35 | fail "can't run to main to check for trace support" |
f8b7eaf3 | 36 | return -1 |
c906108c | 37 | } |
c906108c | 38 | |
c906108c | 39 | if { ![gdb_target_supports_trace] } then { |
bc6c7af4 | 40 | unsupported "current target does not support trace" |
ae59b1da | 41 | return 1 |
c906108c SS |
42 | |
43 | } | |
44 | ||
45 | # | |
46 | # test backtraces in trace frames | |
47 | # | |
48 | ||
49 | set testline1 0 | |
50 | set testline2 0 | |
51 | set testline3 0 | |
52 | set testline4 0 | |
53 | set testline5 0 | |
54 | set testline6 0 | |
55 | ||
56 | set arg1 1 | |
57 | set arg2 2 | |
58 | set arg3 3 | |
59 | set arg4 4 | |
60 | set arg5 5 | |
61 | set arg6 6 | |
62 | ||
4ec70201 | 63 | set baseline [gdb_find_recursion_test_baseline $srcfile] |
c906108c | 64 | if { $baseline == -1 } { |
bc6c7af4 | 65 | fail "could not find gdb_recursion_test function" |
4ec70201 | 66 | return |
c906108c SS |
67 | } |
68 | ||
0ab48859 MS |
69 | set return_me 0 |
70 | ||
71 | gdb_test_multiple "list $baseline, +12" "all tests in this module will fail" { | |
c906108c SS |
72 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " { |
73 | set testline1 $expect_out(1,string) | |
74 | exp_continue | |
75 | } | |
76 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " { | |
77 | set testline2 $expect_out(1,string) | |
78 | exp_continue | |
79 | } | |
80 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " { | |
81 | set testline3 $expect_out(1,string) | |
82 | exp_continue | |
83 | } | |
84 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " { | |
85 | set testline4 $expect_out(1,string) | |
86 | exp_continue | |
87 | } | |
88 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " { | |
89 | set testline5 $expect_out(1,string) | |
90 | exp_continue | |
91 | } | |
92 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " { | |
93 | set testline6 $expect_out(1,string) | |
94 | exp_continue | |
95 | } | |
96 | -re ".*$gdb_prompt $" { | |
97 | if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } { | |
84c93cd5 | 98 | untested "unexpected testline values" |
0ab48859 | 99 | set return_me 1 |
c906108c SS |
100 | all tests in this module will fail." |
101 | } | |
102 | } | |
103 | default { | |
84c93cd5 | 104 | untested "couldn't match pattern" |
0ab48859 | 105 | set return_me 1 |
c906108c | 106 | all tests in this module will fail." |
0ab48859 MS |
107 | } |
108 | } | |
109 | ||
110 | if { $return_me == 1 } then { | |
ae59b1da | 111 | return -1 |
c906108c SS |
112 | } |
113 | ||
114 | # | |
115 | # Setup backtrace experiment. This will involve: | |
116 | # 1) a tracepoint where nothing is collected | |
117 | # 2) a tracepoint where only regs are collected | |
118 | # 3) a tracepoint where regs, locals and args are collected | |
119 | # 4) a tracepoint where regs plus some amount of stack are collected. | |
120 | # | |
121 | ||
122 | gdb_delete_tracepoints | |
123 | set tdp2 [gdb_gettpnum $testline2] | |
124 | set tdp3 [gdb_gettpnum $testline3] | |
125 | set tdp4 [gdb_gettpnum $testline4] | |
126 | set tdp5 [gdb_gettpnum $testline5] | |
127 | set tdp6 [gdb_gettpnum $testline6] | |
128 | if { $tdp2 <= 0 || $tdp3 <= 0 || \ | |
129 | $tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then { | |
130 | fail "setting tracepoints failed" | |
4ec70201 | 131 | return |
c906108c SS |
132 | } |
133 | ||
134 | #gdb_trace_setactions "setup TP to collect FP" \ | |
135 | # "$tdp2" \ | |
136 | # "collect \$fp" "" | |
137 | # | |
138 | ||
139 | gdb_trace_setactions "8.6: setup TP to collect regs" \ | |
140 | "$tdp3" \ | |
141 | "collect \$regs" "^$" | |
142 | ||
143 | gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \ | |
144 | "$tdp4" \ | |
145 | "collect \$regs, \$args, \$locs" "^$" | |
146 | ||
147 | gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \ | |
6a8f2671 | 148 | "$tdp6" \ |
45f38546 | 149 | "collect \$$fpreg, \(\*\(void \*\*\) \(\$$spreg\)\) @ 128" "^$" |
c906108c | 150 | |
48bbe0bf | 151 | gdb_test_no_output "tstart" "" |
c906108c | 152 | |
194ed413 | 153 | gdb_breakpoint "end" qualified |
f8b7eaf3 DJ |
154 | gdb_test "continue" \ |
155 | "Continuing.*Breakpoint $decimal, end.*" \ | |
156 | "run trace experiment" | |
c906108c | 157 | |
48bbe0bf | 158 | gdb_test_no_output "tstop" "" |
c906108c SS |
159 | |
160 | proc gdb_backtrace_tdp_1 { msg } { | |
161 | global gdb_prompt | |
162 | ||
163 | # We are in a trace frame at which we didn't collect anything | |
164 | # except $PC. Therefore we expect to be able to identify stack | |
165 | # frame #0, but that's about all. In particular we do not expect | |
166 | # to be able to display the function's arguments or locals, and we | |
167 | # do not expect to be able to identify the caller of this function. | |
168 | ||
0ab48859 MS |
169 | gdb_test "backtrace" \ |
170 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
171 | "$msg" | |
c906108c SS |
172 | } |
173 | ||
174 | proc gdb_backtrace_tdp_2 { msg } { | |
175 | global gdb_prompt | |
176 | ||
177 | # We are in a trace frame at which we collected only the registers | |
178 | # Therefore we expect to be able to identify stack frame #0, but | |
179 | # we don't expect to be able to display its args unles they are | |
180 | # passed in registers (which isn't the case for m68k), and we | |
181 | # don't expect to be able to identify the caller's stack frame. | |
182 | ||
0ab48859 MS |
183 | gdb_test "backtrace" \ |
184 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
185 | "$msg" | |
c906108c SS |
186 | } |
187 | ||
188 | proc gdb_backtrace_tdp_3 { msg } { | |
189 | global gdb_prompt | |
190 | ||
191 | # We are in a trace frame at which we collected all registers, all | |
192 | # arguments and all locals. This means that the display of | |
193 | # stack frame #0 should be complete (including argument values). | |
194 | ||
0ab48859 | 195 | gdb_test_multiple "backtrace" "$msg" { |
c906108c SS |
196 | -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 $" { |
197 | pass "$msg" | |
198 | } | |
199 | -re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" { | |
200 | fail "$msg (failed to collect arguments)" | |
201 | } | |
c906108c SS |
202 | } |
203 | } | |
204 | ||
680558e8 | 205 | proc gdb_backtrace_tdp_4 { msg depth traceframe } { |
c906108c SS |
206 | global gdb_prompt |
207 | ||
680558e8 YQ |
208 | with_test_prefix "traceframe $traceframe" { |
209 | # We are in a trace frame at which we collected all registers, | |
210 | # plus a sizeable hunk of stack memory. This should enable us to | |
211 | # display at least several stack frames worth of backtrace. We'll | |
212 | # assume that if we can't display at least "depth" levels (with | |
213 | # args), it counts as an error. | |
214 | ||
215 | gdb_test_multiple "backtrace" "$msg" { | |
216 | -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 $" { | |
217 | pass "$msg" | |
218 | } | |
219 | -re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
220 | fail "$msg (args missing from #$depth stack frame)" | |
221 | } | |
222 | -re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
223 | fail "$msg (fewer than $depth stack frames found)" | |
224 | } | |
c906108c | 225 | } |
de74e63a YQ |
226 | |
227 | set output_string0 "" | |
228 | # Match the output of command 'tdump' and save it in | |
229 | # $output_string0. | |
230 | set test "tdump on frame 0" | |
231 | gdb_test_multiple "tdump" $test { | |
232 | -re "tdump\[\r\n\]+(.*)\[\r\n\]+$gdb_prompt $" { | |
233 | set output_string0 $expect_out(1,string) | |
234 | } | |
235 | } | |
236 | ||
237 | gdb_test "up" ".*" "" | |
238 | ||
239 | # Test that command 'tdump' still works properly when the | |
240 | # selected frame is not the current frame, and save the output | |
241 | # in $output_string1. | |
242 | set test "tdump on frame 1" | |
243 | set output_string1 "" | |
244 | gdb_test_multiple "tdump" $test { | |
245 | -re "tdump\[\r\n\]+(.*)\[\r\n\]+$gdb_prompt $" { | |
246 | set output_string1 $expect_out(1,string) | |
247 | } | |
248 | } | |
249 | ||
250 | # Output of 'tdump' on frame 0 and frame 1 should be | |
251 | # identical. | |
bd293940 PA |
252 | gdb_assert ![string compare $output_string0 $output_string1] \ |
253 | "tdump output" | |
c906108c SS |
254 | } |
255 | } | |
256 | ||
257 | # | |
258 | # begin backtrace test | |
259 | # | |
260 | ||
261 | set timeout 60 | |
262 | ||
263 | gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1" | |
264 | ||
265 | gdb_tfind_test "8.6: find start frame" "start" "0" | |
266 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
267 | "TDP $tdp2:" "" | |
268 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing" | |
269 | ||
270 | gdb_tfind_test "8.6: find frame 1" "1" "1" | |
271 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
272 | "TDP $tdp3:" "" | |
273 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs" | |
274 | ||
275 | gdb_tfind_test "8.6: find frame 2" "2" "2" | |
276 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
277 | "TDP $tdp4:" "" | |
278 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals" | |
279 | ||
280 | ||
281 | gdb_tfind_test "8.6: find frame 4" "4" "4" | |
282 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
283 | "TDP $tdp6:" "" | |
680558e8 | 284 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 4 |
c906108c SS |
285 | |
286 | gdb_tfind_test "8.6: find frame 5" "5" "5" | |
287 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
288 | "TDP $tdp2:" "" | |
289 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing" | |
290 | ||
291 | gdb_tfind_test "8.6: find frame 6" "6" "6" | |
292 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
293 | "TDP $tdp3:" "" | |
294 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs" | |
295 | ||
296 | gdb_tfind_test "8.6: find frame 7" "7" "7" | |
297 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
298 | "TDP $tdp4:" "" | |
299 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals" | |
300 | ||
301 | ||
302 | gdb_tfind_test "8.6: find frame 9" "9" "9" | |
303 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
304 | "TDP $tdp6:" "" | |
680558e8 | 305 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 9 |
c906108c SS |
306 | |
307 | gdb_tfind_test "8.6: find frame 10" "10" "10" | |
308 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
309 | "TDP $tdp2:" "" | |
310 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing" | |
311 | ||
312 | gdb_tfind_test "8.6: find frame 11" "11" "11" | |
313 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
314 | "TDP $tdp3:" "" | |
315 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs" | |
316 | ||
317 | gdb_tfind_test "8.6: find frame 12" "12" "12" | |
318 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
319 | "TDP $tdp4:" "" | |
320 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals" | |
321 | ||
322 | ||
323 | gdb_tfind_test "8.6: find frame 14" "14" "14" | |
324 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
325 | "TDP $tdp6:" "" | |
680558e8 | 326 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 14 |
c906108c SS |
327 | |
328 | gdb_tfind_test "8.6: find frame 15" "15" "15" | |
329 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
330 | "TDP $tdp2:" "" | |
331 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing" | |
332 | ||
333 | gdb_tfind_test "8.6: find frame 16" "16" "16" | |
334 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
335 | "TDP $tdp3:" "" | |
336 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs" | |
337 | ||
338 | gdb_tfind_test "8.6: find frame 17" "17" "17" | |
339 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
340 | "TDP $tdp4:" "" | |
341 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals" | |
342 | ||
343 | ||
344 | gdb_tfind_test "8.6: find frame 19" "19" "19" | |
345 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
346 | "TDP $tdp6:" "" | |
680558e8 | 347 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 19 |
c906108c SS |
348 | |
349 | gdb_test "printf \"x \%d x\\n\", depth == 3" \ | |
350 | "x 0 x" \ | |
351 | "1.13: trace in recursion: depth not equal to 3" | |
352 | ||
353 | # Finished! | |
de7ff789 | 354 | gdb_test "tfind none" ".*" "" |