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c906108c SS |
1 | # Copyright (C) 1998 Free Software Foundation, Inc. |
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 2 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, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | ||
17 | # Please email any bugs, comments, and/or additions to this file to: | |
18 | # bug-gdb@prep.ai.mit.edu | |
19 | ||
20 | if [istarget "m68k-*-elf"] then { | |
21 | pass "Test not supported on this target" | |
22 | return; | |
23 | } | |
24 | ||
25 | load_lib "trace-support.exp" | |
26 | ||
27 | if $tracelevel then { | |
28 | strace $tracelevel | |
29 | } | |
30 | ||
31 | set prms_id 0 | |
32 | set bug_id 0 | |
33 | ||
34 | set testfile "limits" | |
35 | set srcfile ${testfile}.c | |
36 | set binfile $objdir/$subdir/$testfile | |
37 | ||
38 | if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \ | |
39 | executable {debug additional_flags=-w}] != "" } { | |
40 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." | |
41 | } | |
42 | ||
43 | # Tests: | |
44 | # 1) Meet and exceed artificial limit on number of tracepoints | |
45 | # 2) Meet and exceed artificial limit on number of memranges | |
46 | # 3) Meet and exceed artificial limit on bytes of bytecode data | |
47 | # [NOTE: number four is moved out into its own separate test module.] | |
48 | # 4) Meet and exceed artificial limit on bytes of trace buffer storage | |
49 | # (circular and non-circular modes). However note that a more | |
50 | # thorough test of the circular mode can be made separately. | |
51 | ||
52 | set cr "\[\r\n\]+" | |
53 | ||
54 | proc gdb_tracepoint_limit_test { } { | |
55 | global gdb_prompt | |
56 | global cr | |
57 | ||
58 | # Make sure we're in a sane starting state. | |
59 | gdb_test "tstop" "" "" | |
60 | gdb_test "tfind none" "" "" | |
61 | gdb_delete_tracepoints | |
62 | ||
63 | # Set three tracepoints | |
64 | gdb_test "trace foo" \ | |
65 | "Tracepoint \[0-9\]+ at .*" \ | |
66 | "tracepoint limit test: set first tracepoint" | |
67 | ||
68 | gdb_test "trace bar" \ | |
69 | "Tracepoint \[0-9\]+ at .*" \ | |
70 | "tracepoint limit test: set second tracepoint" | |
71 | ||
72 | gdb_test "trace baz" \ | |
73 | "Tracepoint \[0-9\]+ at .*" \ | |
74 | "tracepoint limit test: set third tracepoint" | |
75 | ||
76 | # Set secret artificial tracepoint limit to four | |
77 | gdb_test "maint packet QTLimit:tp:4" \ | |
78 | "received: .OK." \ | |
79 | "tracepoint limit test: set limit to four" | |
80 | ||
81 | # Now sending three tracepoints should succeed. | |
82 | send_gdb "tstart\n" | |
83 | gdb_expect { | |
84 | -re "$cr$gdb_prompt" { | |
85 | pass "tracepoint limit test: send fewer than limit" | |
86 | } | |
87 | default { | |
88 | fail "tracepoint limit test: send fewer than limit" | |
89 | } | |
90 | } | |
91 | ||
92 | # Set secret artificial tracepoint limit to three | |
93 | gdb_test "maint packet QTLimit:tp:3" \ | |
94 | "received: .OK." \ | |
95 | "tracepoint limit test: set limit to three" | |
96 | ||
97 | # Now sending three tracepoints should still succeed. | |
98 | send_gdb "tstart\n" | |
99 | gdb_expect { | |
100 | -re "$cr$gdb_prompt" { | |
101 | pass "tracepoint limit test: send equal to limit" | |
102 | } | |
103 | default { | |
104 | fail "tracepoint limit test: send equal to limit" | |
105 | } | |
106 | } | |
107 | ||
108 | # Set secret artificial tracepoint limit to two | |
109 | gdb_test "maint packet QTLimit:tp:2" \ | |
110 | "received: .OK." \ | |
111 | "tracepoint limit test: set limit to two" | |
112 | ||
113 | # Now sending three tracepoints should fail. | |
114 | gdb_test "tstart" \ | |
115 | ".*\[Ee\]rror.*" \ | |
116 | "tracepoint limit test: send more than limit" | |
117 | ||
118 | # Clean up: | |
119 | gdb_test "tstop" "" "" | |
120 | gdb_test "maint packet QTLimit:tp:FFFFFFFF" "" "" | |
121 | } | |
122 | ||
123 | proc gdb_memrange_limit_test { } { | |
124 | global gdb_prompt | |
125 | global cr | |
126 | ||
127 | # Make sure we're in a sane starting state. | |
128 | gdb_test "tstop" "" "" | |
129 | gdb_test "tfind none" "" "" | |
130 | gdb_delete_tracepoints | |
131 | ||
132 | # Set three tracepoints, and make 'em collect memranges | |
133 | gdb_test "trace foo" \ | |
134 | "Tracepoint \[0-9\]+ at .*" \ | |
135 | "memrange limit test: set first tracepoint" | |
136 | ||
137 | gdb_trace_setactions "memrange limit test: set first actions" \ | |
138 | "" \ | |
139 | "collect \$arg" "^$" | |
140 | ||
141 | gdb_test "trace bar" \ | |
142 | "Tracepoint \[0-9\]+ at .*" \ | |
143 | "memrange limit test: set second tracepoint" | |
144 | ||
145 | gdb_trace_setactions "memrange limit test: set second actions" \ | |
146 | "" \ | |
147 | "collect \$arg" "^$" | |
148 | ||
149 | gdb_test "trace baz" \ | |
150 | "Tracepoint \[0-9\]+ at .*" \ | |
151 | "memrange limit test: set third tracepoint" | |
152 | ||
153 | gdb_trace_setactions "memrange limit test: set third actions" \ | |
154 | "" \ | |
155 | "collect \$arg" "^$" | |
156 | ||
157 | # Set secret artificial memrange limit to four | |
158 | gdb_test "maint packet QTLimit:memrange:4" \ | |
159 | "received: .OK." \ | |
160 | "memrange limit test: set limit to four" | |
161 | ||
162 | # Now sending three memranges should still succeed. | |
163 | send_gdb "tstart\n" | |
164 | gdb_expect { | |
165 | -re "$cr$gdb_prompt" { | |
166 | pass "memrange limit test: send fewer than limit" | |
167 | } | |
168 | default { | |
169 | fail "memrange limit test: send fewer than limit" | |
170 | } | |
171 | } | |
172 | ||
173 | # Set secret artificial memrange limit to three | |
174 | gdb_test "maint packet QTLimit:memrange:3" \ | |
175 | "received: .OK." \ | |
176 | "memrange limit test: set limit to three" | |
177 | ||
178 | # Now sending three memranges should still succeed. | |
179 | send_gdb "tstart\n" | |
180 | gdb_expect { | |
181 | -re "$cr$gdb_prompt" { | |
182 | pass "memrange limit test: send equal to limit" | |
183 | } | |
184 | default { | |
185 | fail "memrange limit test: send equal to limit" | |
186 | } | |
187 | } | |
188 | ||
189 | # Set secret artificial memrange limit to two | |
190 | gdb_test "maint packet QTLimit:memrange:2" \ | |
191 | "received: .OK." \ | |
192 | "memrange limit test: set limit to two" | |
193 | ||
194 | # Now sending three memranges should fail. | |
195 | gdb_test "tstart" \ | |
196 | ".*\[Ee\]rror.*" \ | |
197 | "memrange limit test: send more than limit" | |
198 | ||
199 | # Clean up: | |
200 | gdb_test "tstop" "" "" | |
201 | gdb_test "maint packet QTLimit:memrange:FFFFFFFF" "" "" | |
202 | } | |
203 | ||
204 | ||
205 | proc gdb_bytecode_limit_test { } { | |
206 | global gdb_prompt | |
207 | global cr | |
208 | ||
209 | # Make sure we're in a sane starting state. | |
210 | gdb_test "tstop" "" "" | |
211 | gdb_test "tfind none" "" "" | |
212 | gdb_delete_tracepoints | |
213 | ||
214 | # Set three tracepoints | |
215 | gdb_test "trace foo" \ | |
216 | "Tracepoint \[0-9\]+ at .*" \ | |
217 | "bytecode limit test: set first tracepoint" | |
218 | ||
219 | gdb_trace_setactions "bytecode limit test: set first actions" \ | |
220 | "" \ | |
221 | "collect x + n" "^$" | |
222 | ||
223 | gdb_test "trace bar" \ | |
224 | "Tracepoint \[0-9\]+ at .*" \ | |
225 | "bytecode limit test: set second tracepoint" | |
226 | ||
227 | gdb_trace_setactions "bytecode limit test: set second actions" \ | |
228 | "" \ | |
229 | "collect y + n" "^$" | |
230 | ||
231 | gdb_test "trace baz" \ | |
232 | "Tracepoint \[0-9\]+ at .*" \ | |
233 | "bytecode limit test: set third tracepoint" | |
234 | ||
235 | gdb_trace_setactions "bytecode limit test: set third actions" \ | |
236 | "" \ | |
237 | "collect z + n" "^$" | |
238 | ||
239 | # Set secret artificial bytecode limit to a large number | |
240 | gdb_test "maint packet QTLimit:bytecode:400" \ | |
241 | "received: .OK." \ | |
242 | "bytecode limit test: set limit to large" | |
243 | ||
244 | # Now sending three bytecodes should still succeed. | |
245 | send_gdb "tstart\n" | |
246 | gdb_expect { | |
247 | -re "$cr$gdb_prompt" { | |
248 | pass "bytecode limit test: send fewer than limit" | |
249 | } | |
250 | default { | |
251 | fail "bytecode limit test: send fewer than limit" | |
252 | } | |
253 | } | |
254 | ||
255 | # Set secret artificial bytecode limit to a small number | |
256 | gdb_test "maint packet QTLimit:bytecode:40" \ | |
257 | "received: .OK." \ | |
258 | "bytecode limit test: set limit to small" | |
259 | ||
260 | # Now sending three bytecodes should fail. | |
261 | gdb_test "tstart" \ | |
262 | ".*\[Ee\]rror.*" \ | |
263 | "bytecode limit test: send more than limit" | |
264 | ||
265 | ||
266 | # Clean up: | |
267 | gdb_test "tstop" "" "" | |
268 | gdb_test "maint packet QTLimit:bytecode:FFFFFFFF" "" "" | |
269 | } | |
270 | ||
271 | proc gdb_trace_limits_tests { } { | |
272 | global gdb_prompt | |
273 | ||
274 | # We generously give ourselves one "pass" if we successfully | |
275 | # detect that this test cannot be run on this target! | |
276 | ||
277 | if { ![gdb_target_supports_trace] } then { | |
278 | pass "Current target does not supporst trace" | |
279 | return 1; | |
280 | } | |
281 | ||
282 | if [gdb_test "maint packet QTLimit:tp:ffffffff" \ | |
283 | "received: .OK." ""] then { | |
284 | pass "This test cannot be run on this target" | |
285 | return 1; | |
286 | } | |
287 | ||
288 | if [gdb_test "maint packet QTLimit:memrange:ffffffff" \ | |
289 | "received: .OK." ""] then { | |
290 | pass "This test cannot be run on this target" | |
291 | return 1; | |
292 | } | |
293 | ||
294 | if [gdb_test "maint packet QTLimit:bytecode:ffffffff" \ | |
295 | "received: .OK." ""] then { | |
296 | pass "This test cannot be run on this target" | |
297 | return; | |
298 | } | |
299 | ||
300 | gdb_tracepoint_limit_test | |
301 | gdb_memrange_limit_test | |
302 | gdb_bytecode_limit_test | |
303 | } | |
304 | ||
305 | # Start with a fresh gdb. | |
306 | ||
307 | gdb_exit | |
308 | gdb_start | |
309 | gdb_reinitialize_dir $srcdir/$subdir | |
310 | gdb_load $binfile | |
311 | ||
312 | if [target_info exists gdb_stub] { | |
313 | gdb_step_for_stub; | |
314 | } | |
315 | # Body of test encased in a proc so we can return prematurely. | |
316 | gdb_trace_limits_tests |