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ecd75fc8 | 1 | # Copyright 1998-2014 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 | |
48bbe0bf YQ |
24 | if [prepare_for_testing $expfile $executable $srcfile \ |
25 | [list debug nowarnings]] { | |
26 | untested "failed to prepare for trace tests" | |
27 | return -1 | |
28 | } | |
c906108c | 29 | |
48bbe0bf YQ |
30 | if ![runto_main] { |
31 | fail "Can't run to main to check for trace support" | |
f8b7eaf3 | 32 | return -1 |
c906108c | 33 | } |
c906108c | 34 | |
c906108c | 35 | if { ![gdb_target_supports_trace] } then { |
10010058 | 36 | unsupported "Current target does not support trace" |
ae59b1da | 37 | return 1 |
c906108c SS |
38 | |
39 | } | |
40 | ||
41 | # | |
42 | # test backtraces in trace frames | |
43 | # | |
44 | ||
45 | set testline1 0 | |
46 | set testline2 0 | |
47 | set testline3 0 | |
48 | set testline4 0 | |
49 | set testline5 0 | |
50 | set testline6 0 | |
51 | ||
52 | set arg1 1 | |
53 | set arg2 2 | |
54 | set arg3 3 | |
55 | set arg4 4 | |
56 | set arg5 5 | |
57 | set arg6 6 | |
58 | ||
4ec70201 | 59 | set baseline [gdb_find_recursion_test_baseline $srcfile] |
c906108c SS |
60 | if { $baseline == -1 } { |
61 | fail "Could not find gdb_recursion_test function" | |
4ec70201 | 62 | return |
c906108c SS |
63 | } |
64 | ||
0ab48859 MS |
65 | set return_me 0 |
66 | ||
67 | gdb_test_multiple "list $baseline, +12" "all tests in this module will fail" { | |
c906108c SS |
68 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " { |
69 | set testline1 $expect_out(1,string) | |
70 | exp_continue | |
71 | } | |
72 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " { | |
73 | set testline2 $expect_out(1,string) | |
74 | exp_continue | |
75 | } | |
76 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " { | |
77 | set testline3 $expect_out(1,string) | |
78 | exp_continue | |
79 | } | |
80 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " { | |
81 | set testline4 $expect_out(1,string) | |
82 | exp_continue | |
83 | } | |
84 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " { | |
85 | set testline5 $expect_out(1,string) | |
86 | exp_continue | |
87 | } | |
88 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " { | |
89 | set testline6 $expect_out(1,string) | |
90 | exp_continue | |
91 | } | |
92 | -re ".*$gdb_prompt $" { | |
93 | if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } { | |
b60f0898 | 94 | untested backtrace.exp |
0ab48859 | 95 | set return_me 1 |
c906108c SS |
96 | all tests in this module will fail." |
97 | } | |
98 | } | |
99 | default { | |
b60f0898 | 100 | untested backtrace.exp |
0ab48859 | 101 | set return_me 1 |
c906108c | 102 | all tests in this module will fail." |
0ab48859 MS |
103 | } |
104 | } | |
105 | ||
106 | if { $return_me == 1 } then { | |
ae59b1da | 107 | return -1 |
c906108c SS |
108 | } |
109 | ||
110 | # | |
111 | # Setup backtrace experiment. This will involve: | |
112 | # 1) a tracepoint where nothing is collected | |
113 | # 2) a tracepoint where only regs are collected | |
114 | # 3) a tracepoint where regs, locals and args are collected | |
115 | # 4) a tracepoint where regs plus some amount of stack are collected. | |
116 | # | |
117 | ||
118 | gdb_delete_tracepoints | |
119 | set tdp2 [gdb_gettpnum $testline2] | |
120 | set tdp3 [gdb_gettpnum $testline3] | |
121 | set tdp4 [gdb_gettpnum $testline4] | |
122 | set tdp5 [gdb_gettpnum $testline5] | |
123 | set tdp6 [gdb_gettpnum $testline6] | |
124 | if { $tdp2 <= 0 || $tdp3 <= 0 || \ | |
125 | $tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then { | |
126 | fail "setting tracepoints failed" | |
4ec70201 | 127 | return |
c906108c SS |
128 | } |
129 | ||
130 | #gdb_trace_setactions "setup TP to collect FP" \ | |
131 | # "$tdp2" \ | |
132 | # "collect \$fp" "" | |
133 | # | |
134 | ||
135 | gdb_trace_setactions "8.6: setup TP to collect regs" \ | |
136 | "$tdp3" \ | |
137 | "collect \$regs" "^$" | |
138 | ||
139 | gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \ | |
140 | "$tdp4" \ | |
141 | "collect \$regs, \$args, \$locs" "^$" | |
142 | ||
7f062217 | 143 | if [is_amd64_regs_target] { |
6a8f2671 PA |
144 | set fpreg "\$rbp" |
145 | set spreg "\$rsp" | |
7f062217 | 146 | } elseif [is_x86_like_target] { |
6a8f2671 PA |
147 | set fpreg "\$ebp" |
148 | set spreg "\$esp" | |
149 | } else { | |
150 | set fpreg "\$fp" | |
151 | set spreg "\$sp" | |
152 | } | |
153 | ||
c906108c | 154 | gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \ |
6a8f2671 PA |
155 | "$tdp6" \ |
156 | "collect $fpreg, \(\*\(void \*\*\) \($spreg\)\) @ 64" "^$" | |
c906108c | 157 | |
48bbe0bf | 158 | gdb_test_no_output "tstart" "" |
c906108c | 159 | |
de7ff789 | 160 | gdb_test "break end" ".*" "" |
f8b7eaf3 DJ |
161 | gdb_test "continue" \ |
162 | "Continuing.*Breakpoint $decimal, end.*" \ | |
163 | "run trace experiment" | |
c906108c | 164 | |
48bbe0bf | 165 | gdb_test_no_output "tstop" "" |
c906108c SS |
166 | |
167 | proc gdb_backtrace_tdp_1 { msg } { | |
168 | global gdb_prompt | |
169 | ||
170 | # We are in a trace frame at which we didn't collect anything | |
171 | # except $PC. Therefore we expect to be able to identify stack | |
172 | # frame #0, but that's about all. In particular we do not expect | |
173 | # to be able to display the function's arguments or locals, and we | |
174 | # do not expect to be able to identify the caller of this function. | |
175 | ||
0ab48859 MS |
176 | gdb_test "backtrace" \ |
177 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
178 | "$msg" | |
c906108c SS |
179 | } |
180 | ||
181 | proc gdb_backtrace_tdp_2 { msg } { | |
182 | global gdb_prompt | |
183 | ||
184 | # We are in a trace frame at which we collected only the registers | |
185 | # Therefore we expect to be able to identify stack frame #0, but | |
186 | # we don't expect to be able to display its args unles they are | |
187 | # passed in registers (which isn't the case for m68k), and we | |
188 | # don't expect to be able to identify the caller's stack frame. | |
189 | ||
0ab48859 MS |
190 | gdb_test "backtrace" \ |
191 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
192 | "$msg" | |
c906108c SS |
193 | } |
194 | ||
195 | proc gdb_backtrace_tdp_3 { msg } { | |
196 | global gdb_prompt | |
197 | ||
198 | # We are in a trace frame at which we collected all registers, all | |
199 | # arguments and all locals. This means that the display of | |
200 | # stack frame #0 should be complete (including argument values). | |
201 | ||
0ab48859 | 202 | gdb_test_multiple "backtrace" "$msg" { |
c906108c SS |
203 | -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 $" { |
204 | pass "$msg" | |
205 | } | |
206 | -re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" { | |
207 | fail "$msg (failed to collect arguments)" | |
208 | } | |
c906108c SS |
209 | } |
210 | } | |
211 | ||
680558e8 | 212 | proc gdb_backtrace_tdp_4 { msg depth traceframe } { |
c906108c SS |
213 | global gdb_prompt |
214 | ||
680558e8 YQ |
215 | with_test_prefix "traceframe $traceframe" { |
216 | # We are in a trace frame at which we collected all registers, | |
217 | # plus a sizeable hunk of stack memory. This should enable us to | |
218 | # display at least several stack frames worth of backtrace. We'll | |
219 | # assume that if we can't display at least "depth" levels (with | |
220 | # args), it counts as an error. | |
221 | ||
222 | gdb_test_multiple "backtrace" "$msg" { | |
223 | -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 $" { | |
224 | pass "$msg" | |
225 | } | |
226 | -re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
227 | fail "$msg (args missing from #$depth stack frame)" | |
228 | } | |
229 | -re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
230 | fail "$msg (fewer than $depth stack frames found)" | |
231 | } | |
c906108c | 232 | } |
de74e63a YQ |
233 | |
234 | set output_string0 "" | |
235 | # Match the output of command 'tdump' and save it in | |
236 | # $output_string0. | |
237 | set test "tdump on frame 0" | |
238 | gdb_test_multiple "tdump" $test { | |
239 | -re "tdump\[\r\n\]+(.*)\[\r\n\]+$gdb_prompt $" { | |
240 | set output_string0 $expect_out(1,string) | |
241 | } | |
242 | } | |
243 | ||
244 | gdb_test "up" ".*" "" | |
245 | ||
246 | # Test that command 'tdump' still works properly when the | |
247 | # selected frame is not the current frame, and save the output | |
248 | # in $output_string1. | |
249 | set test "tdump on frame 1" | |
250 | set output_string1 "" | |
251 | gdb_test_multiple "tdump" $test { | |
252 | -re "tdump\[\r\n\]+(.*)\[\r\n\]+$gdb_prompt $" { | |
253 | set output_string1 $expect_out(1,string) | |
254 | } | |
255 | } | |
256 | ||
257 | # Output of 'tdump' on frame 0 and frame 1 should be | |
258 | # identical. | |
259 | if ![string compare $output_string0 $output_string1] { | |
260 | pass "tdump output" | |
261 | } else { | |
262 | fail "tdump output" | |
263 | } | |
c906108c SS |
264 | } |
265 | } | |
266 | ||
267 | # | |
268 | # begin backtrace test | |
269 | # | |
270 | ||
271 | set timeout 60 | |
272 | ||
273 | gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1" | |
274 | ||
275 | gdb_tfind_test "8.6: find start frame" "start" "0" | |
276 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
277 | "TDP $tdp2:" "" | |
278 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing" | |
279 | ||
280 | gdb_tfind_test "8.6: find frame 1" "1" "1" | |
281 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
282 | "TDP $tdp3:" "" | |
283 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs" | |
284 | ||
285 | gdb_tfind_test "8.6: find frame 2" "2" "2" | |
286 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
287 | "TDP $tdp4:" "" | |
288 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals" | |
289 | ||
290 | ||
291 | gdb_tfind_test "8.6: find frame 4" "4" "4" | |
292 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
293 | "TDP $tdp6:" "" | |
680558e8 | 294 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 4 |
c906108c SS |
295 | |
296 | gdb_tfind_test "8.6: find frame 5" "5" "5" | |
297 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
298 | "TDP $tdp2:" "" | |
299 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing" | |
300 | ||
301 | gdb_tfind_test "8.6: find frame 6" "6" "6" | |
302 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
303 | "TDP $tdp3:" "" | |
304 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs" | |
305 | ||
306 | gdb_tfind_test "8.6: find frame 7" "7" "7" | |
307 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
308 | "TDP $tdp4:" "" | |
309 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals" | |
310 | ||
311 | ||
312 | gdb_tfind_test "8.6: find frame 9" "9" "9" | |
313 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
314 | "TDP $tdp6:" "" | |
680558e8 | 315 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 9 |
c906108c SS |
316 | |
317 | gdb_tfind_test "8.6: find frame 10" "10" "10" | |
318 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
319 | "TDP $tdp2:" "" | |
320 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing" | |
321 | ||
322 | gdb_tfind_test "8.6: find frame 11" "11" "11" | |
323 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
324 | "TDP $tdp3:" "" | |
325 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs" | |
326 | ||
327 | gdb_tfind_test "8.6: find frame 12" "12" "12" | |
328 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
329 | "TDP $tdp4:" "" | |
330 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals" | |
331 | ||
332 | ||
333 | gdb_tfind_test "8.6: find frame 14" "14" "14" | |
334 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
335 | "TDP $tdp6:" "" | |
680558e8 | 336 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 14 |
c906108c SS |
337 | |
338 | gdb_tfind_test "8.6: find frame 15" "15" "15" | |
339 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
340 | "TDP $tdp2:" "" | |
341 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing" | |
342 | ||
343 | gdb_tfind_test "8.6: find frame 16" "16" "16" | |
344 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
345 | "TDP $tdp3:" "" | |
346 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs" | |
347 | ||
348 | gdb_tfind_test "8.6: find frame 17" "17" "17" | |
349 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
350 | "TDP $tdp4:" "" | |
351 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals" | |
352 | ||
353 | ||
354 | gdb_tfind_test "8.6: find frame 19" "19" "19" | |
355 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
356 | "TDP $tdp6:" "" | |
680558e8 | 357 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" 19 |
c906108c SS |
358 | |
359 | gdb_test "printf \"x \%d x\\n\", depth == 3" \ | |
360 | "x 0 x" \ | |
361 | "1.13: trace in recursion: depth not equal to 3" | |
362 | ||
363 | # Finished! | |
de7ff789 | 364 | gdb_test "tfind none" ".*" "" |