1 # Copyright 1998, 2007, 2008, 2009 Free Software Foundation, Inc.
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.
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.
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/>.
16 load_lib "trace-support.exp"
26 set srcfile ${testfile}.c
27 set binfile $objdir/$subdir/$testfile
29 if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
30 executable {debug nowarnings}] != "" } {
36 # 1) Meet and exceed artificial limit on number of tracepoints
37 # 2) Meet and exceed artificial limit on number of memranges
38 # 3) Meet and exceed artificial limit on bytes of bytecode data
39 # [NOTE: number four is moved out into its own separate test module.]
40 # 4) Meet and exceed artificial limit on bytes of trace buffer storage
41 # (circular and non-circular modes). However note that a more
42 # thorough test of the circular mode can be made separately.
46 proc gdb_tracepoint_limit_test { } {
50 # Make sure we're in a sane starting state.
51 gdb_test "tstop" "" ""
52 gdb_test "tfind none" "" ""
53 gdb_delete_tracepoints
55 # Set three tracepoints
56 gdb_test "trace foo" \
57 "Tracepoint \[0-9\]+ at .*" \
58 "tracepoint limit test: set first tracepoint"
60 gdb_test "trace bar" \
61 "Tracepoint \[0-9\]+ at .*" \
62 "tracepoint limit test: set second tracepoint"
64 gdb_test "trace baz" \
65 "Tracepoint \[0-9\]+ at .*" \
66 "tracepoint limit test: set third tracepoint"
68 # Set secret artificial tracepoint limit to four
69 gdb_test "maint packet QTLimit:tp:4" \
71 "tracepoint limit test: set limit to four"
73 # Now sending three tracepoints should succeed.
76 -re "$cr$gdb_prompt" {
77 pass "tracepoint limit test: send fewer than limit"
80 fail "tracepoint limit test: send fewer than limit"
84 # Set secret artificial tracepoint limit to three
85 gdb_test "maint packet QTLimit:tp:3" \
87 "tracepoint limit test: set limit to three"
89 # Now sending three tracepoints should still succeed.
92 -re "$cr$gdb_prompt" {
93 pass "tracepoint limit test: send equal to limit"
96 fail "tracepoint limit test: send equal to limit"
100 # Set secret artificial tracepoint limit to two
101 gdb_test "maint packet QTLimit:tp:2" \
103 "tracepoint limit test: set limit to two"
105 # Now sending three tracepoints should fail.
108 "tracepoint limit test: send more than limit"
111 gdb_test "tstop" "" ""
112 gdb_test "maint packet QTLimit:tp:FFFFFFFF" "" ""
115 proc gdb_memrange_limit_test { } {
119 # Make sure we're in a sane starting state.
120 gdb_test "tstop" "" ""
121 gdb_test "tfind none" "" ""
122 gdb_delete_tracepoints
124 # Set three tracepoints, and make 'em collect memranges
125 gdb_test "trace foo" \
126 "Tracepoint \[0-9\]+ at .*" \
127 "memrange limit test: set first tracepoint"
129 gdb_trace_setactions "memrange limit test: set first actions" \
133 gdb_test "trace bar" \
134 "Tracepoint \[0-9\]+ at .*" \
135 "memrange limit test: set second tracepoint"
137 gdb_trace_setactions "memrange limit test: set second actions" \
141 gdb_test "trace baz" \
142 "Tracepoint \[0-9\]+ at .*" \
143 "memrange limit test: set third tracepoint"
145 gdb_trace_setactions "memrange limit test: set third actions" \
149 # Set secret artificial memrange limit to four
150 gdb_test "maint packet QTLimit:memrange:4" \
152 "memrange limit test: set limit to four"
154 # Now sending three memranges should still succeed.
157 -re "$cr$gdb_prompt" {
158 pass "memrange limit test: send fewer than limit"
161 fail "memrange limit test: send fewer than limit"
165 # Set secret artificial memrange limit to three
166 gdb_test "maint packet QTLimit:memrange:3" \
168 "memrange limit test: set limit to three"
170 # Now sending three memranges should still succeed.
173 -re "$cr$gdb_prompt" {
174 pass "memrange limit test: send equal to limit"
177 fail "memrange limit test: send equal to limit"
181 # Set secret artificial memrange limit to two
182 gdb_test "maint packet QTLimit:memrange:2" \
184 "memrange limit test: set limit to two"
186 # Now sending three memranges should fail.
189 "memrange limit test: send more than limit"
192 gdb_test "tstop" "" ""
193 gdb_test "maint packet QTLimit:memrange:FFFFFFFF" "" ""
197 proc gdb_bytecode_limit_test { } {
201 # Make sure we're in a sane starting state.
202 gdb_test "tstop" "" ""
203 gdb_test "tfind none" "" ""
204 gdb_delete_tracepoints
206 # Set three tracepoints
207 gdb_test "trace foo" \
208 "Tracepoint \[0-9\]+ at .*" \
209 "bytecode limit test: set first tracepoint"
211 gdb_trace_setactions "bytecode limit test: set first actions" \
215 gdb_test "trace bar" \
216 "Tracepoint \[0-9\]+ at .*" \
217 "bytecode limit test: set second tracepoint"
219 gdb_trace_setactions "bytecode limit test: set second actions" \
223 gdb_test "trace baz" \
224 "Tracepoint \[0-9\]+ at .*" \
225 "bytecode limit test: set third tracepoint"
227 gdb_trace_setactions "bytecode limit test: set third actions" \
231 # Set secret artificial bytecode limit to a large number
232 gdb_test "maint packet QTLimit:bytecode:400" \
234 "bytecode limit test: set limit to large"
236 # Now sending three bytecodes should still succeed.
239 -re "$cr$gdb_prompt" {
240 pass "bytecode limit test: send fewer than limit"
243 fail "bytecode limit test: send fewer than limit"
247 # Set secret artificial bytecode limit to a small number
248 gdb_test "maint packet QTLimit:bytecode:40" \
250 "bytecode limit test: set limit to small"
252 # Now sending three bytecodes should fail.
255 "bytecode limit test: send more than limit"
259 gdb_test "tstop" "" ""
260 gdb_test "maint packet QTLimit:bytecode:FFFFFFFF" "" ""
263 proc gdb_trace_limits_tests { } {
266 # We generously give ourselves one "pass" if we successfully
267 # detect that this test cannot be run on this target!
269 if { ![gdb_target_supports_trace] } then {
270 pass "Current target does not support trace"
274 if [gdb_test "maint packet QTLimit:tp:ffffffff" \
275 "received: .OK." ""] then {
276 pass "This test cannot be run on this target"
280 if [gdb_test "maint packet QTLimit:memrange:ffffffff" \
281 "received: .OK." ""] then {
282 pass "This test cannot be run on this target"
286 if [gdb_test "maint packet QTLimit:bytecode:ffffffff" \
287 "received: .OK." ""] then {
288 pass "This test cannot be run on this target"
292 gdb_tracepoint_limit_test
293 gdb_memrange_limit_test
294 gdb_bytecode_limit_test
297 # Start with a fresh gdb.
301 gdb_reinitialize_dir $srcdir/$subdir
304 if [target_info exists gdb_stub] {
307 # Body of test encased in a proc so we can return prematurely.
308 gdb_trace_limits_tests