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4c38e0a4 | 1 | # Copyright 2009, 2010 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. | |
17 | ||
18 | # | |
19 | # This test tests some i386 general instructions with a precord dumpfile. | |
20 | # | |
21 | ||
22 | # This test suitable only for process record-replay | |
23 | if ![target_info exists gdb,use_precord] { | |
24 | return | |
25 | } | |
26 | ||
27 | if $tracelevel { | |
28 | strace $tracelevel | |
29 | } | |
30 | ||
02506ff1 MS |
31 | |
32 | if ![istarget "i?86-*linux*"] then { | |
33 | verbose "Skipping i386 reverse tests." | |
34 | return | |
35 | } | |
36 | ||
37 | set testfile "i386-reverse" | |
38 | set srcfile ${testfile}.c | |
39 | set binfile ${objdir}/${subdir}/${testfile} | |
40 | ||
41 | # some targets have leading underscores on assembly symbols. | |
42 | # TODO: detect this automatically | |
43 | set additional_flags "" | |
44 | if [istarget "i?86-*-cygwin*"] then { | |
45 | set additional_flags "additional_flags=-DSYMBOL_PREFIX=\"_\"" | |
46 | } | |
47 | ||
48 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug $additional_flags]] != "" } { | |
49 | untested i386-reverse | |
50 | return -1 | |
51 | } | |
52 | ||
53 | set end_of_main [gdb_get_line_number " end of main "] | |
54 | set end_of_inc_dec_tests [gdb_get_line_number " end inc_dec_tests "] | |
55 | ||
56 | # Get things started. | |
57 | ||
58 | gdb_exit | |
59 | gdb_start | |
60 | gdb_reinitialize_dir $srcdir/$subdir | |
61 | gdb_load ${binfile} | |
62 | runto main | |
63 | ||
64 | if [target_info exists gdb,use_precord] { | |
65 | # Activate process record/replay | |
bcd2dc50 | 66 | gdb_test_no_output "record" "Turn on process record" |
02506ff1 MS |
67 | } |
68 | ||
69 | global hex | |
70 | global decimal | |
71 | ||
72 | gdb_test "break $end_of_main" \ | |
73 | "Breakpoint $decimal at .*/$srcfile, line $end_of_main\." \ | |
74 | "BP at end of main" | |
75 | ||
76 | gdb_test "continue" "Breakpoint .* end of main .*" "run to end of main" | |
77 | ||
78 | gdb_test "record save i386.precsave" \ | |
79 | "Saved core file i386.precsave with execution log\." \ | |
80 | "save process recfile" | |
81 | ||
82 | gdb_test "kill" "" "Kill process, prepare to debug log file" \ | |
83 | "Kill the program being debugged\\? \\(y or n\\) " "y" | |
84 | ||
85 | gdb_test "record restore i386.precsave" \ | |
86 | "Program terminated with signal .*" \ | |
87 | "reload precord save file" | |
88 | ||
89 | gdb_test "step" "inc .eax.*" "step to inc eax 1st time" | |
90 | send_gdb "info reg eax\n" | |
91 | gdb_expect { | |
92 | -re "eax *($hex)\t.*$gdb_prompt " { | |
93 | set preinc_eax $expect_out(1,string) | |
94 | } | |
95 | } | |
96 | ||
97 | gdb_test "step" "inc .ecx.*" "step to inc ecx 1st time" | |
98 | send_gdb "info reg ecx\n" | |
99 | gdb_expect { | |
100 | -re "ecx *($hex)\t.*$gdb_prompt " { | |
101 | set preinc_ecx $expect_out(1,string) | |
102 | } | |
103 | } | |
104 | ||
105 | gdb_test "step" "inc .edx.*" "step to inc edx 1st time" | |
106 | send_gdb "info reg edx\n" | |
107 | gdb_expect { | |
108 | -re "edx *($hex)\t.*$gdb_prompt " { | |
109 | set preinc_edx $expect_out(1,string) | |
110 | } | |
111 | } | |
112 | ||
113 | gdb_test "step" "inc .ebx.*" "step to inc ebx 1st time" | |
114 | send_gdb "info reg ebx\n" | |
115 | gdb_expect { | |
116 | -re "ebx *($hex)\t.*$gdb_prompt " { | |
117 | set preinc_ebx $expect_out(1,string) | |
118 | } | |
119 | } | |
120 | ||
121 | gdb_test "step" "inc .esp.*" "step to inc esp 1st time" | |
122 | send_gdb "info reg esp\n" | |
123 | gdb_expect { | |
124 | -re "esp *($hex)\t.*$gdb_prompt " { | |
125 | set preinc_esp $expect_out(1,string) | |
126 | } | |
127 | } | |
128 | ||
129 | gdb_test "step" "inc .ebp.*" "step to inc ebp 1st time" | |
130 | send_gdb "info reg ebp\n" | |
131 | gdb_expect { | |
132 | -re "ebp *($hex)\t.*$gdb_prompt " { | |
133 | set preinc_ebp $expect_out(1,string) | |
134 | } | |
135 | } | |
136 | ||
137 | gdb_test "step" "inc .esi.*" "step to inc esi 1st time" | |
138 | send_gdb "info reg esi\n" | |
139 | gdb_expect { | |
140 | -re "esi *($hex)\t.*$gdb_prompt " { | |
141 | set preinc_esi $expect_out(1,string) | |
142 | } | |
143 | } | |
144 | ||
145 | gdb_test "step" "inc .edi.*" "step to inc edi 1st time" | |
146 | send_gdb "info reg edi\n" | |
147 | gdb_expect { | |
148 | -re "edi *($hex)\t.*$gdb_prompt " { | |
149 | set preinc_edi $expect_out(1,string) | |
150 | } | |
151 | } | |
152 | ||
153 | gdb_test "step" "dec .eax.*" "step to dec eax 1st time" | |
154 | send_gdb "info reg eax\n" | |
155 | gdb_expect { | |
156 | -re "eax *($hex)\t.*$gdb_prompt " { | |
157 | set predec_eax $expect_out(1,string) | |
158 | } | |
159 | } | |
160 | ||
161 | gdb_test "step" "dec .ecx.*" "step to dec ecx 1st time" | |
162 | send_gdb "info reg ecx\n" | |
163 | gdb_expect { | |
164 | -re "ecx *($hex)\t.*$gdb_prompt " { | |
165 | set predec_ecx $expect_out(1,string) | |
166 | } | |
167 | } | |
168 | ||
169 | gdb_test "step" "dec .edx.*" "step to dec edx 1st time" | |
170 | send_gdb "info reg edx\n" | |
171 | gdb_expect { | |
172 | -re "edx *($hex)\t.*$gdb_prompt " { | |
173 | set predec_edx $expect_out(1,string) | |
174 | } | |
175 | } | |
176 | ||
177 | gdb_test "step" "dec .ebx.*" "step to dec ebx 1st time" | |
178 | send_gdb "info reg ebx\n" | |
179 | gdb_expect { | |
180 | -re "ebx *($hex)\t.*$gdb_prompt " { | |
181 | set predec_ebx $expect_out(1,string) | |
182 | } | |
183 | } | |
184 | ||
185 | gdb_test "step" "dec .esp.*" "step to dec esp 1st time" | |
186 | send_gdb "info reg esp\n" | |
187 | gdb_expect { | |
188 | -re "esp *($hex)\t.*$gdb_prompt " { | |
189 | set predec_esp $expect_out(1,string) | |
190 | } | |
191 | } | |
192 | ||
193 | gdb_test "step" "dec .ebp.*" "step to dec ebp 1st time" | |
194 | send_gdb "info reg ebp\n" | |
195 | gdb_expect { | |
196 | -re "ebp *($hex)\t.*$gdb_prompt " { | |
197 | set predec_ebp $expect_out(1,string) | |
198 | } | |
199 | } | |
200 | ||
201 | gdb_test "step" "dec .esi.*" "step to dec esi 1st time" | |
202 | send_gdb "info reg esi\n" | |
203 | gdb_expect { | |
204 | -re "esi *($hex)\t.*$gdb_prompt " { | |
205 | set predec_esi $expect_out(1,string) | |
206 | } | |
207 | } | |
208 | ||
209 | gdb_test "step" "dec .edi.*" "step to dec edi 1st time" | |
210 | send_gdb "info reg edi\n" | |
211 | gdb_expect { | |
212 | -re "edi *($hex)\t.*$gdb_prompt " { | |
213 | set predec_edi $expect_out(1,string) | |
214 | } | |
215 | } | |
216 | ||
217 | # gdb_test "step" "end inc_dec_tests .*" "step to end inc_dec_tests 1st time" | |
218 | ||
219 | gdb_test "break $end_of_main" \ | |
220 | "Breakpoint $decimal at .* line $end_of_main\." \ | |
221 | "set breakpoint at end of main" | |
222 | ||
223 | gdb_test "continue" \ | |
224 | " end of main .*" \ | |
225 | "continue to end of main" | |
226 | ||
227 | gdb_test "break $end_of_inc_dec_tests" \ | |
228 | "Breakpoint $decimal at .* line $end_of_inc_dec_tests\." \ | |
229 | "set breakpoint at end of inc_dec_tests" | |
230 | ||
231 | gdb_test "reverse-continue" \ | |
232 | " end inc_dec_tests .*" \ | |
233 | "reverse to inc_dec_tests" | |
234 | ||
235 | # | |
236 | # Now reverse step, and check register values. | |
237 | # | |
238 | ||
239 | gdb_test "info reg edi" "edi *$preinc_edi\t.*" "edi before reverse-dec" | |
240 | gdb_test "reverse-step" "dec .edi.*" "reverse-step to dec edi" | |
241 | gdb_test "info reg edi" "edi *$predec_edi\t.*" "edi after reverse-dec" | |
242 | ||
243 | gdb_test "info reg esi" "esi *$preinc_esi\t.*" "esi before reverse-dec" | |
244 | gdb_test "reverse-step" "dec .esi.*" "reverse-step to dec esi" | |
245 | gdb_test "info reg esi" "esi *$predec_esi\t.*" "esi after reverse-dec" | |
246 | ||
247 | gdb_test "info reg ebp" "ebp *$preinc_ebp\t.*" "ebp before reverse-dec" | |
248 | gdb_test "reverse-step" "dec .ebp.*" "reverse-step to dec ebp" | |
249 | gdb_test "info reg ebp" "ebp *$predec_ebp\t.*" "ebp after reverse-dec" | |
250 | ||
251 | gdb_test "info reg esp" "esp *$preinc_esp\t.*" "esp before reverse-dec" | |
252 | gdb_test "reverse-step" "dec .esp.*" "reverse-step to dec esp" | |
253 | gdb_test "info reg esp" "esp *$predec_esp\t.*" "esp after reverse-dec" | |
254 | ||
255 | gdb_test "info reg ebx" "ebx *$preinc_ebx\t.*" "ebx before reverse-dec" | |
256 | gdb_test "reverse-step" "dec .ebx.*" "reverse-step to dec ebx" | |
257 | gdb_test "info reg ebx" "ebx *$predec_ebx\t.*" "ebx after reverse-dec" | |
258 | ||
259 | gdb_test "info reg edx" "edx *$preinc_edx\t.*" "edx before reverse-dec" | |
260 | gdb_test "reverse-step" "dec .edx.*" "reverse-step to dec edx" | |
261 | gdb_test "info reg edx" "edx *$predec_edx\t.*" "edx after reverse-dec" | |
262 | ||
263 | gdb_test "info reg ecx" "ecx *$preinc_ecx\t.*" "ecx before reverse-dec" | |
264 | gdb_test "reverse-step" "dec .ecx.*" "reverse-step to dec ecx" | |
265 | gdb_test "info reg ecx" "ecx *$predec_ecx\t.*" "ecx after reverse-dec" | |
266 | ||
267 | gdb_test "info reg eax" "eax *$preinc_eax\t.*" "eax before reverse-dec" | |
268 | gdb_test "reverse-step" "dec .eax.*" "reverse-step to dec eax" | |
269 | gdb_test "info reg eax" "eax *$predec_eax\t.*" "eax after reverse-dec" | |
270 | ||
271 | gdb_test "info reg edi" "edi *$predec_edi\t.*" "edi before reverse-inc" | |
272 | gdb_test "reverse-step" "inc .edi.*" "reverse-step to inc edi" | |
273 | gdb_test "info reg edi" "edi *$preinc_edi\t.*" "edi after reverse-inc" | |
274 | ||
275 | gdb_test "info reg esi" "esi *$predec_esi\t.*" "esi before reverse-inc" | |
276 | gdb_test "reverse-step" "inc .esi.*" "reverse-step to inc esi" | |
277 | gdb_test "info reg esi" "esi *$preinc_esi\t.*" "esi after reverse-inc" | |
278 | ||
279 | gdb_test "info reg ebp" "ebp *$predec_ebp\t.*" "ebp before reverse-inc" | |
280 | gdb_test "reverse-step" "inc .ebp.*" "reverse-step to inc ebp" | |
281 | gdb_test "info reg ebp" "ebp *$preinc_ebp\t.*" "ebp after reverse-inc" | |
282 | ||
283 | gdb_test "info reg esp" "esp *$predec_esp\t.*" "esp before reverse-inc" | |
284 | gdb_test "reverse-step" "inc .esp.*" "reverse-step to inc esp" | |
285 | gdb_test "info reg esp" "esp *$preinc_esp\t.*" "esp after reverse-inc" | |
286 | ||
287 | gdb_test "info reg ebx" "ebx *$predec_ebx\t.*" "ebx before reverse-inc" | |
288 | gdb_test "reverse-step" "inc .ebx.*" "reverse-step to inc ebx" | |
289 | gdb_test "info reg ebx" "ebx *$preinc_ebx\t.*" "ebx after reverse-inc" | |
290 | ||
291 | gdb_test "info reg edx" "edx *$predec_edx\t.*" "edx before reverse-inc" | |
292 | gdb_test "reverse-step" "inc .edx.*" "reverse-step to inc edx" | |
293 | gdb_test "info reg edx" "edx *$preinc_edx\t.*" "edx after reverse-inc" | |
294 | ||
295 | gdb_test "info reg ecx" "ecx *$predec_ecx\t.*" "ecx before reverse-inc" | |
296 | gdb_test "reverse-step" "inc .ecx.*" "reverse-step to inc ecx" | |
297 | gdb_test "info reg ecx" "ecx *$preinc_ecx\t.*" "ecx after reverse-inc" | |
298 | ||
299 | gdb_test "info reg eax" "eax *$predec_eax\t.*" "eax before reverse-inc" | |
300 | gdb_test "reverse-step" "inc .eax.*" "reverse-step to inc eax" | |
301 | gdb_test "info reg eax" "eax *$preinc_eax\t.*" "eax after reverse-inc" | |
302 | ||
303 |