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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 | ||
c906108c SS |
24 | |
25 | gdb_exit | |
26 | gdb_start | |
27 | ||
f8b7eaf3 DJ |
28 | set testfile "actions" |
29 | set srcfile ${testfile}.c | |
30 | set binfile $objdir/$subdir/backtrace | |
31 | if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ | |
32 | executable {debug nowarnings}] != "" } { | |
33 | untested backtrace.exp | |
34 | return -1 | |
c906108c | 35 | } |
f8b7eaf3 | 36 | gdb_load $binfile |
de7ff789 MS |
37 | gdb_test "tstop" ".*" "" |
38 | gdb_test "tfind none" ".*" "" | |
f8b7eaf3 | 39 | runto_main |
c906108c SS |
40 | gdb_reinitialize_dir $srcdir/$subdir |
41 | ||
42 | # We generously give ourselves one "pass" if we successfully | |
43 | # detect that this test cannot be run on this target! | |
44 | if { ![gdb_target_supports_trace] } then { | |
0ef2251b | 45 | pass "Current target does not support trace" |
c906108c SS |
46 | return 1; |
47 | ||
48 | } | |
49 | ||
50 | # | |
51 | # test backtraces in trace frames | |
52 | # | |
53 | ||
54 | set testline1 0 | |
55 | set testline2 0 | |
56 | set testline3 0 | |
57 | set testline4 0 | |
58 | set testline5 0 | |
59 | set testline6 0 | |
60 | ||
61 | set arg1 1 | |
62 | set arg2 2 | |
63 | set arg3 3 | |
64 | set arg4 4 | |
65 | set arg5 5 | |
66 | set arg6 6 | |
67 | ||
68 | set baseline [gdb_find_recursion_test_baseline $srcfile]; | |
69 | if { $baseline == -1 } { | |
70 | fail "Could not find gdb_recursion_test function" | |
71 | return; | |
72 | } | |
73 | ||
0ab48859 MS |
74 | set return_me 0 |
75 | ||
76 | gdb_test_multiple "list $baseline, +12" "all tests in this module will fail" { | |
c906108c SS |
77 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 1 " { |
78 | set testline1 $expect_out(1,string) | |
79 | exp_continue | |
80 | } | |
81 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 2 " { | |
82 | set testline2 $expect_out(1,string) | |
83 | exp_continue | |
84 | } | |
85 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 3 " { | |
86 | set testline3 $expect_out(1,string) | |
87 | exp_continue | |
88 | } | |
89 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 4 " { | |
90 | set testline4 $expect_out(1,string) | |
91 | exp_continue | |
92 | } | |
93 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 5 " { | |
94 | set testline5 $expect_out(1,string) | |
95 | exp_continue | |
96 | } | |
97 | -re "\[\r\n\](\[0-9\]+).*gdbtestline 6 " { | |
98 | set testline6 $expect_out(1,string) | |
99 | exp_continue | |
100 | } | |
101 | -re ".*$gdb_prompt $" { | |
102 | if { ($testline1 == 0) || ($testline2 == 0) || ($testline3 == 0) || ($testline4 == 0) || ($testline5 == 0) || ($testline6 == 0) } { | |
b60f0898 | 103 | untested backtrace.exp |
0ab48859 | 104 | set return_me 1 |
c906108c SS |
105 | all tests in this module will fail." |
106 | } | |
107 | } | |
108 | default { | |
b60f0898 | 109 | untested backtrace.exp |
0ab48859 | 110 | set return_me 1 |
c906108c | 111 | all tests in this module will fail." |
0ab48859 MS |
112 | } |
113 | } | |
114 | ||
115 | if { $return_me == 1 } then { | |
116 | return -1; | |
c906108c SS |
117 | } |
118 | ||
119 | # | |
120 | # Setup backtrace experiment. This will involve: | |
121 | # 1) a tracepoint where nothing is collected | |
122 | # 2) a tracepoint where only regs are collected | |
123 | # 3) a tracepoint where regs, locals and args are collected | |
124 | # 4) a tracepoint where regs plus some amount of stack are collected. | |
125 | # | |
126 | ||
127 | gdb_delete_tracepoints | |
128 | set tdp2 [gdb_gettpnum $testline2] | |
129 | set tdp3 [gdb_gettpnum $testline3] | |
130 | set tdp4 [gdb_gettpnum $testline4] | |
131 | set tdp5 [gdb_gettpnum $testline5] | |
132 | set tdp6 [gdb_gettpnum $testline6] | |
133 | if { $tdp2 <= 0 || $tdp3 <= 0 || \ | |
134 | $tdp4 <= 0 || $tdp5 <= 0 || $tdp6 <= 0 } then { | |
135 | fail "setting tracepoints failed" | |
136 | return; | |
137 | } | |
138 | ||
139 | #gdb_trace_setactions "setup TP to collect FP" \ | |
140 | # "$tdp2" \ | |
141 | # "collect \$fp" "" | |
142 | # | |
143 | ||
144 | gdb_trace_setactions "8.6: setup TP to collect regs" \ | |
145 | "$tdp3" \ | |
146 | "collect \$regs" "^$" | |
147 | ||
148 | gdb_trace_setactions "8.6: setup TP to collect regs, args, and locals" \ | |
149 | "$tdp4" \ | |
150 | "collect \$regs, \$args, \$locs" "^$" | |
151 | ||
6a8f2671 PA |
152 | if [istarget "x86_64-*"] then { |
153 | set fpreg "\$rbp" | |
154 | set spreg "\$rsp" | |
155 | } elseif [istarget "i?86-*"] then { | |
156 | set fpreg "\$ebp" | |
157 | set spreg "\$esp" | |
158 | } else { | |
159 | set fpreg "\$fp" | |
160 | set spreg "\$sp" | |
161 | } | |
162 | ||
c906108c | 163 | gdb_trace_setactions "8.6: setup TP to collect stack mem cast expr" \ |
6a8f2671 PA |
164 | "$tdp6" \ |
165 | "collect $fpreg, \(\*\(void \*\*\) \($spreg\)\) @ 64" "^$" | |
c906108c | 166 | |
de7ff789 | 167 | gdb_test "tstart" ".*" "" |
c906108c | 168 | |
de7ff789 | 169 | gdb_test "break end" ".*" "" |
f8b7eaf3 DJ |
170 | gdb_test "continue" \ |
171 | "Continuing.*Breakpoint $decimal, end.*" \ | |
172 | "run trace experiment" | |
c906108c | 173 | |
de7ff789 | 174 | gdb_test "tstop" ".*" "" |
c906108c SS |
175 | |
176 | proc gdb_backtrace_tdp_1 { msg } { | |
177 | global gdb_prompt | |
178 | ||
179 | # We are in a trace frame at which we didn't collect anything | |
180 | # except $PC. Therefore we expect to be able to identify stack | |
181 | # frame #0, but that's about all. In particular we do not expect | |
182 | # to be able to display the function's arguments or locals, and we | |
183 | # do not expect to be able to identify the caller of this function. | |
184 | ||
0ab48859 MS |
185 | gdb_test "backtrace" \ |
186 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
187 | "$msg" | |
c906108c SS |
188 | } |
189 | ||
190 | proc gdb_backtrace_tdp_2 { msg } { | |
191 | global gdb_prompt | |
192 | ||
193 | # We are in a trace frame at which we collected only the registers | |
194 | # Therefore we expect to be able to identify stack frame #0, but | |
195 | # we don't expect to be able to display its args unles they are | |
196 | # passed in registers (which isn't the case for m68k), and we | |
197 | # don't expect to be able to identify the caller's stack frame. | |
198 | ||
0ab48859 MS |
199 | gdb_test "backtrace" \ |
200 | "#0\[\t \]+gdb_recursion_test.*depth=.*" \ | |
201 | "$msg" | |
c906108c SS |
202 | } |
203 | ||
204 | proc gdb_backtrace_tdp_3 { msg } { | |
205 | global gdb_prompt | |
206 | ||
207 | # We are in a trace frame at which we collected all registers, all | |
208 | # arguments and all locals. This means that the display of | |
209 | # stack frame #0 should be complete (including argument values). | |
210 | ||
0ab48859 | 211 | gdb_test_multiple "backtrace" "$msg" { |
c906108c SS |
212 | -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 $" { |
213 | pass "$msg" | |
214 | } | |
215 | -re "#0\[\t \]+gdb_recursion_test.*depth=Cannot access.*$gdb_prompt $" { | |
216 | fail "$msg (failed to collect arguments)" | |
217 | } | |
c906108c SS |
218 | } |
219 | } | |
220 | ||
221 | proc gdb_backtrace_tdp_4 { msg depth } { | |
222 | global gdb_prompt | |
223 | ||
224 | # We are in a trace frame at which we collected all registers, | |
225 | # plus a sizeable hunk of stack memory. This should enable us to | |
226 | # display at least several stack frames worth of backtrace. We'll | |
227 | # assume that if we can't display at least "depth" levels (with | |
228 | # args), it counts as an error. | |
229 | ||
0ab48859 | 230 | gdb_test_multiple "backtrace" "$msg" { |
c906108c SS |
231 | -re "#$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 $" { |
232 | pass "$msg" | |
233 | } | |
234 | -re "#$depth\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
235 | fail "$msg (args missing from #$depth stack frame)" | |
236 | } | |
237 | -re "#\[0-9\]+\[\t \].*gdb_recursion_test.*depth=.*$gdb_prompt $" { | |
238 | fail "$msg (fewer than $depth stack frames found)" | |
239 | } | |
c906108c SS |
240 | } |
241 | } | |
242 | ||
243 | # | |
244 | # begin backtrace test | |
245 | # | |
246 | ||
247 | set timeout 60 | |
248 | ||
249 | gdb_tfind_test "init: make sure not debugging any trace frame" "none" "-1" | |
250 | ||
251 | gdb_tfind_test "8.6: find start frame" "start" "0" | |
252 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
253 | "TDP $tdp2:" "" | |
254 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 1, collect nothing" | |
255 | ||
256 | gdb_tfind_test "8.6: find frame 1" "1" "1" | |
257 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
258 | "TDP $tdp3:" "" | |
259 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 1, collect regs" | |
260 | ||
261 | gdb_tfind_test "8.6: find frame 2" "2" "2" | |
262 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
263 | "TDP $tdp4:" "" | |
264 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 1, collect args and locals" | |
265 | ||
266 | ||
267 | gdb_tfind_test "8.6: find frame 4" "4" "4" | |
268 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
269 | "TDP $tdp6:" "" | |
270 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
271 | ||
272 | gdb_tfind_test "8.6: find frame 5" "5" "5" | |
273 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
274 | "TDP $tdp2:" "" | |
275 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 2, collect nothing" | |
276 | ||
277 | gdb_tfind_test "8.6: find frame 6" "6" "6" | |
278 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
279 | "TDP $tdp3:" "" | |
280 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 2, collect regs" | |
281 | ||
282 | gdb_tfind_test "8.6: find frame 7" "7" "7" | |
283 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
284 | "TDP $tdp4:" "" | |
285 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 2, collect args and locals" | |
286 | ||
287 | ||
288 | gdb_tfind_test "8.6: find frame 9" "9" "9" | |
289 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
290 | "TDP $tdp6:" "" | |
291 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
292 | ||
293 | gdb_tfind_test "8.6: find frame 10" "10" "10" | |
294 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
295 | "TDP $tdp2:" "" | |
296 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 3, collect nothing" | |
297 | ||
298 | gdb_tfind_test "8.6: find frame 11" "11" "11" | |
299 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
300 | "TDP $tdp3:" "" | |
301 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 3, collect regs" | |
302 | ||
303 | gdb_tfind_test "8.6: find frame 12" "12" "12" | |
304 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
305 | "TDP $tdp4:" "" | |
306 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 3, collect args and locals" | |
307 | ||
308 | ||
309 | gdb_tfind_test "8.6: find frame 14" "14" "14" | |
310 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
311 | "TDP $tdp6:" "" | |
312 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
313 | ||
314 | gdb_tfind_test "8.6: find frame 15" "15" "15" | |
315 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
316 | "TDP $tdp2:" "" | |
317 | gdb_backtrace_tdp_1 "8.6: Backtrace, depth == 4, collect nothing" | |
318 | ||
319 | gdb_tfind_test "8.6: find frame 16" "16" "16" | |
320 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
321 | "TDP $tdp3:" "" | |
322 | gdb_backtrace_tdp_2 "8.6: Backtrace, depth == 4, collect regs" | |
323 | ||
324 | gdb_tfind_test "8.6: find frame 17" "17" "17" | |
325 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
326 | "TDP $tdp4:" "" | |
327 | gdb_backtrace_tdp_3 "8.6: Backtrace, depth == 4, collect args and locals" | |
328 | ||
329 | ||
330 | gdb_tfind_test "8.6: find frame 19" "19" "19" | |
331 | gdb_test "printf \"TDP \%d:\\n\", \$tracepoint" \ | |
332 | "TDP $tdp6:" "" | |
333 | gdb_backtrace_tdp_4 "8.6: Backtrace, depth == 1, collect stack mem expr" "0" | |
334 | ||
335 | gdb_test "printf \"x \%d x\\n\", depth == 3" \ | |
336 | "x 0 x" \ | |
337 | "1.13: trace in recursion: depth not equal to 3" | |
338 | ||
339 | # Finished! | |
de7ff789 | 340 | gdb_test "tfind none" ".*" "" |