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618f726f | 1 | # Copyright 2008-2016 Free Software Foundation, Inc. |
02506ff1 MS |
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 | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
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. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
15 | ||
16 | # This file is part of the GDB testsuite. It tests reverse stepping. | |
17 | # Lots of code borrowed from "step-test.exp". | |
18 | ||
19 | # | |
20 | # Test step and next with a reloaded process record file. | |
21 | # | |
22 | ||
23 | # This test suitable only for process record-replay | |
d3895d7d | 24 | if ![supports_process_record] { |
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25 | return |
26 | } | |
27 | ||
7686c074 | 28 | standard_testfile step-reverse.c |
55baab26 | 29 | set precsave [standard_output_file step.precsave] |
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30 | |
31 | if { [prepare_for_testing $testfile.exp $testfile $srcfile] } { | |
32 | return -1 | |
33 | } | |
34 | ||
35 | runto main | |
36 | ||
d3895d7d | 37 | if [supports_process_record] { |
02506ff1 | 38 | # Activate process record/replay |
bcd2dc50 | 39 | gdb_test_no_output "record" "Turn on process record" |
02506ff1 MS |
40 | } |
41 | ||
42 | set end_of_main [gdb_get_line_number "end of main" ] | |
43 | gdb_test "break $end_of_main" \ | |
a80db015 | 44 | "Breakpoint $decimal at .*$srcfile, line $end_of_main\." \ |
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45 | "BP at end of main" |
46 | ||
de1c2c52 PA |
47 | # This can take awhile. |
48 | with_timeout_factor 20 { | |
49 | gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main" | |
50 | } | |
51 | ||
52 | # So can this, against gdbserver, for example. | |
02506ff1 | 53 | |
de1c2c52 PA |
54 | with_timeout_factor 10 { |
55 | gdb_test "record save $precsave" \ | |
56 | "Saved core file $precsave with execution log\." \ | |
57 | "save process recfile" | |
58 | } | |
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59 | |
60 | gdb_test "kill" "" "Kill process, prepare to debug log file" \ | |
61 | "Kill the program being debugged\\? \\(y or n\\) " "y" | |
62 | ||
55baab26 | 63 | gdb_test "record restore $precsave" \ |
470e2f4e | 64 | "Restored records from core file .*" \ |
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65 | "reload core file" |
66 | ||
67 | # plain vanilla step/next (no count) | |
68 | ||
69 | gdb_test "next" ".*NEXT TEST 1.*" "next test 1" | |
70 | gdb_test "step" ".*STEP TEST 1.*" "step test 1" | |
71 | ||
72 | # step/next with count | |
73 | ||
74 | gdb_test "next 2" ".*NEXT TEST 2.*" "next test 2" | |
75 | gdb_test "step 3" ".*STEP TEST 2.*" "step test 2" | |
76 | ||
77 | # step over call | |
78 | ||
79 | gdb_test "step" ".*NEXT OVER THIS CALL.*" "step up to call" | |
80 | gdb_test "next" ".*STEP INTO THIS CALL.*" "next over call" | |
81 | ||
82 | # step into call | |
83 | ||
84 | gdb_test "step" ".*ARRIVED IN CALLEE.*" "step into call" | |
85 | ||
86 | # finish out of call | |
87 | ||
88 | set test_message "finish out of fn call" | |
89 | gdb_test_multiple "finish" "$test_message" { | |
90 | -re "FINISH TEST.*$gdb_prompt $" { | |
91 | pass "$test_message" | |
92 | } | |
93 | -re "STEP INTO THIS CALL.*$gdb_prompt $" { | |
94 | send_gdb "step\n" | |
95 | exp_continue | |
96 | } | |
97 | } | |
98 | ||
99 | # stepi over flat code (no calls) | |
100 | ||
101 | set test_message "simple stepi" | |
102 | gdb_test_multiple "stepi" "$test_message" { | |
103 | -re "STEPI TEST.*$gdb_prompt $" { | |
104 | pass "$test_message" | |
105 | } | |
106 | -re "FINISH TEST.*$gdb_prompt $" { | |
107 | send_gdb "stepi\n" | |
108 | exp_continue | |
109 | } | |
110 | -re "NEXTI TEST.*$gdb_prompt $" { | |
111 | fail "$test_message (too far)" | |
112 | } | |
113 | } | |
114 | ||
115 | # stepi into a function call | |
116 | ||
117 | set test_message "stepi into function call" | |
118 | gdb_test_multiple "stepi" "$test_message" { | |
119 | -re "ARRIVED IN CALLEE.*$gdb_prompt $" { | |
120 | pass "$test_message" | |
121 | } | |
122 | -re "NEXTI TEST.*$gdb_prompt $" { | |
123 | fail "$test_message (too far)" | |
124 | } | |
125 | -re "RETURN FROM CALLEE.*$gdb_prompt $" { | |
126 | fail "$test_message (too far)" | |
127 | } | |
128 | -re "ENTER CALLEE.*$gdb_prompt $" { | |
129 | send_gdb "stepi\n" | |
130 | exp_continue | |
131 | } | |
132 | -re "STEPI TEST.*$gdb_prompt $" { | |
133 | send_gdb "stepi\n" | |
134 | exp_continue | |
135 | } | |
136 | } | |
137 | ||
138 | # stepi thru return of a function call | |
139 | ||
140 | set test_message "stepi back from function call" | |
141 | gdb_test_multiple "stepi" "$test_message" { | |
142 | -re "NEXTI TEST.*$gdb_prompt $" { | |
143 | pass "$test_message" | |
144 | } | |
145 | -re "ARRIVED IN CALLEE.*$gdb_prompt $" { | |
146 | send_gdb "stepi\n" | |
147 | exp_continue | |
148 | } | |
149 | -re "RETURN FROM CALLEE.*$gdb_prompt $" { | |
150 | send_gdb "stepi\n" | |
151 | exp_continue | |
152 | } | |
153 | -re "STEPI TEST.*$gdb_prompt $" { | |
154 | send_gdb "stepi\n" | |
155 | exp_continue | |
156 | } | |
157 | -re "ENTER CALLEE.*$gdb_prompt $" { | |
158 | fail "$test_message (too far)" | |
159 | } | |
160 | } | |
161 | ||
162 | ### | |
163 | ### | |
164 | ### | |
165 | ||
166 | # Set reverse execution direction | |
02506ff1 | 167 | |
bcd2dc50 | 168 | gdb_test_no_output "set exec-dir reverse" "set reverse execution" |
02506ff1 MS |
169 | |
170 | # stepi backward thru return and into a function | |
171 | ||
172 | set stepi_location [gdb_get_line_number "ARRIVED IN CALLEE" "$srcfile"] | |
173 | set test_message "reverse stepi thru function return" | |
174 | gdb_test_multiple "stepi" "$test_message" { | |
175 | -re "NEXTI TEST.*$gdb_prompt $" { | |
176 | fail "$test_message (start statement)" | |
177 | } | |
178 | -re "RETURN FROM CALLEE.*$gdb_prompt $" { | |
179 | send_gdb "stepi\n" | |
180 | exp_continue | |
181 | } | |
182 | -re "$hex\[ \t\]*$stepi_location.*ARRIVED IN CALLEE.*$gdb_prompt $" { | |
183 | send_gdb "stepi\n" | |
184 | exp_continue | |
185 | } | |
186 | -re "ARRIVED IN CALLEE.*$gdb_prompt $" { | |
187 | pass "$test_message" | |
188 | } | |
189 | -re "ENTER CALLEE.*$gdb_prompt $" { | |
190 | fail "$test_message (too far)" | |
191 | } | |
192 | -re "STEPI TEST.*$gdb_prompt $" { | |
193 | fail "$test_message (too far)" | |
194 | } | |
195 | } | |
196 | ||
197 | # stepi backward out of a function call | |
198 | ||
199 | set stepi_location [gdb_get_line_number "STEPI TEST" "$srcfile"] | |
200 | set test_message "reverse stepi from a function call" | |
201 | gdb_test_multiple "stepi" "$test_message" { | |
202 | -re "ARRIVED IN CALLEE.*$gdb_prompt $" { | |
203 | fail "$test_message (start statement)" | |
204 | } | |
205 | -re "ENTER CALLEE.*$gdb_prompt $" { | |
206 | send_gdb "stepi\n" | |
207 | exp_continue | |
208 | } | |
209 | -re "${hex} in main .*:$stepi_location.*STEPI TEST.*$gdb_prompt $" { | |
210 | send_gdb "stepi\n" | |
211 | exp_continue | |
212 | } | |
213 | -re "STEPI TEST.*$gdb_prompt $" { | |
214 | pass "$test_message" | |
215 | } | |
216 | -re "STEP INTO THIS CALL.*$gdb_prompt $" { | |
217 | fail "$test_message (too far)" | |
218 | } | |
219 | } | |
220 | ||
221 | # stepi backward over flat code (no calls) | |
222 | ||
223 | set stepi_location [gdb_get_line_number "FINISH TEST" "$srcfile"] | |
224 | set test_message "simple reverse stepi" | |
225 | gdb_test_multiple "stepi" "$test_message" { | |
226 | -re "STEPI TEST.*$gdb_prompt $" { | |
227 | fail "$test_message (start statement)" | |
228 | } | |
229 | -re "$hex\[ \t\]*$stepi_location.* FINISH TEST.*$gdb_prompt $" { | |
230 | send_gdb "stepi\n" | |
231 | exp_continue | |
232 | } | |
233 | -re "$stepi_location.* FINISH TEST.*$gdb_prompt $" { | |
234 | pass "$test_message" | |
235 | } | |
236 | -re "STEP INTO THIS CALL.*$gdb_prompt $" { | |
237 | fail "$test_message (too far)" | |
238 | } | |
239 | } | |
240 | ||
241 | # step backward into function (thru return) | |
242 | ||
243 | set test_message "reverse step into fn call" | |
244 | gdb_test_multiple "step" "$test_message" { | |
245 | -re "RETURN FROM CALLEE.*$gdb_prompt $" { | |
246 | send_gdb "step\n" | |
247 | exp_continue | |
248 | } | |
249 | -re "ARRIVED IN CALLEE.*$gdb_prompt $" { | |
250 | pass "$test_message" | |
251 | } | |
252 | } | |
253 | ||
254 | # step backward out of called function (thru call) | |
255 | ||
256 | gdb_test "step" ".*STEP INTO THIS CALL.*" "reverse step out of called fn" | |
257 | ||
258 | # next backward over call | |
259 | ||
260 | gdb_test "next" ".*NEXT OVER THIS CALL.*" "reverse next over call" | |
261 | ||
262 | # step/next backward with count | |
263 | ||
264 | gdb_test "step 3" ".*REVERSE STEP TEST 1.*" "reverse step test 1" | |
265 | gdb_test "next 2" ".*REVERSE NEXT TEST 1.*" "reverse next test 1" | |
266 | ||
267 | # step/next backward without count | |
268 | ||
269 | gdb_test "step" ".*STEP TEST 1.*" "reverse step test 2" | |
270 | gdb_test "next" ".*NEXT TEST 1.*" "reverse next test 2" | |
271 | ||
272 | ||
273 | ||
274 | # Finish test by running forward to the end. | |
275 | # FIXME return to this later... | |
bcd2dc50 | 276 | # gdb_test_no_output "set exec-dir forward" "set forward execution" |
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277 | # gdb_continue_to_end "step-reverse.exp" |
278 |