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0b302171 | 1 | # Copyright 1992, 1994-2000, 2007-2012 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 Fred Fish. (fnf@cygnus.com) |
17 | ||
c906108c SS |
18 | |
19 | set testfile "watchpoint" | |
20 | set srcfile ${testfile}.c | |
21 | set binfile ${objdir}/${subdir}/${testfile} | |
22 | ||
4c93b1db | 23 | if [get_compiler_info] { |
c906108c SS |
24 | return -1 |
25 | } | |
26 | ||
c906108c | 27 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
b60f0898 JB |
28 | untested watchpoint.exp |
29 | return -1 | |
c906108c SS |
30 | } |
31 | ||
4b3c9f41 PA |
32 | # True if we're forcing no hardware watchpoints. |
33 | set no_hw 0 | |
34 | ||
c906108c SS |
35 | # Prepare for watchpoint tests by setting up two breakpoints and one |
36 | # watchpoint. | |
37 | # | |
38 | # We use breakpoints at marker functions to get past all the startup code, | |
39 | # so we can get to the watchpoints in a reasonable amount of time from a | |
40 | # known starting point. | |
41 | # | |
42 | # For simplicity, so we always know how to reference specific breakpoints or | |
43 | # watchpoints by number, we expect a particular ordering and numbering of | |
44 | # each in the combined breakpoint/watchpoint table, as follows: | |
45 | # | |
46 | # Number What Where | |
47 | # 1 Breakpoint marker1() | |
48 | # 2 Breakpoint marker2() | |
49 | # 3 Watchpoint ival3 | |
50 | ||
51 | proc initialize {} { | |
52 | global gdb_prompt | |
53 | global hex | |
54 | global decimal | |
55 | global srcfile | |
56 | ||
57 | if [gdb_test "break marker1" "Breakpoint 1 at $hex: file .*$srcfile, line $decimal.*" "set breakpoint at marker1" ] { | |
58 | return 0; | |
59 | } | |
60 | ||
61 | ||
62 | if [gdb_test "break marker2" "Breakpoint 2 at $hex: file .*$srcfile, line $decimal.*" "set breakpoint at marker2" ] { | |
63 | return 0; | |
64 | } | |
65 | ||
66 | ||
67 | if [gdb_test "info break" "1\[ \]*breakpoint.*marker1.*\r\n2\[ \]*breakpoint.*marker2.*" "info break in watchpoint.exp" ] { | |
68 | return 0; | |
69 | } | |
70 | ||
100aa3ae | 71 | gdb_test "watch ival3" ".*\[Ww\]atchpoint 3: ival3.*" "set watchpoint on ival3" |
c906108c | 72 | |
d77f58be | 73 | if [gdb_test "info watch" "3\[ \]*.*watchpoint.*ival3" "watchpoint found in watchpoint/breakpoint table" ] { |
c906108c SS |
74 | return 0; |
75 | } | |
76 | ||
77 | ||
78 | # After installing the watchpoint, we disable it until we are ready | |
79 | # to use it. This allows the test program to run at full speed until | |
80 | # we get to the first marker function. | |
81 | ||
82 | if [gdb_test "disable 3" "disable 3\[\r\n\]+" "disable watchpoint" ] { | |
83 | return 0; | |
84 | } | |
85 | ||
86 | ||
87 | return 1 | |
88 | } | |
89 | ||
90 | # | |
91 | # Test simple watchpoint. | |
92 | # | |
93 | ||
94 | proc test_simple_watchpoint {} { | |
95 | global gdb_prompt | |
96 | global hex | |
97 | global decimal | |
98 | ||
99 | # Ensure that the watchpoint is disabled when we startup. | |
100 | ||
100aa3ae PA |
101 | if [gdb_test "disable 3" "^disable 3\[\r\n\]+" "disable watchpoint in test_simple_watchpoint" ] { |
102 | return 0; | |
c906108c SS |
103 | } |
104 | ||
c906108c SS |
105 | # Run until we get to the first marker function. |
106 | ||
107 | gdb_run_cmd | |
108 | set timeout 600 | |
4033a6bf PA |
109 | set test "run to marker1 in test_simple_watchpoint" |
110 | set retcode [gdb_test_multiple "" $test { | |
c906108c | 111 | -re "Breakpoint 1, marker1 .*$gdb_prompt $" { |
4033a6bf | 112 | pass $test |
c906108c | 113 | } |
4033a6bf PA |
114 | }] |
115 | ||
116 | if { $retcode != 0 } { | |
117 | return | |
c906108c SS |
118 | } |
119 | ||
120 | # After reaching the marker function, enable the watchpoint. | |
121 | ||
122 | if [gdb_test "enable 3" "^enable 3\[\r\n\]+" "enable watchpoint" ] { | |
123 | return ; | |
124 | } | |
125 | ||
126 | ||
127 | gdb_test "break func1" "Breakpoint.*at.*" | |
27d3a1a2 | 128 | gdb_test_no_output "set \$func1_breakpoint_number = \$bpnum" |
c906108c SS |
129 | |
130 | gdb_test "continue" "Continuing.*Breakpoint \[0-9\]*, func1.*" \ | |
131 | "continue to breakpoint at func1" | |
132 | ||
133 | # Continue until the first change, from -1 to 0 | |
134 | ||
4033a6bf PA |
135 | set test "watchpoint hit, first time" |
136 | gdb_test_multiple "cont" $test { | |
c906108c | 137 | -re "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count; ival4 = count;.*$gdb_prompt $" { |
4033a6bf | 138 | pass $test |
c906108c SS |
139 | } |
140 | -re "Continuing.*Breakpoint.*func1.*$gdb_prompt $" { | |
141 | setup_xfail "m68*-*-*" 2597 | |
142 | fail "thought it hit breakpoint at func1 twice" | |
27d3a1a2 | 143 | gdb_test_no_output "delete \$func1_breakpoint_number" |
c906108c SS |
144 | gdb_test "continue" "\ |
145 | Continuing.*\[Ww\]atchpoint.*ival3.*Old value = -1.*New value = 0.*ival3 = count;" \ | |
4033a6bf | 146 | $test |
c906108c | 147 | } |
c906108c SS |
148 | } |
149 | ||
c2d11a7d JM |
150 | # Check that the hit count is reported correctly |
151 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 1 time.*" "Watchpoint hit count is 1" | |
152 | ||
27d3a1a2 | 153 | gdb_test_no_output "delete \$func1_breakpoint_number" |
c906108c SS |
154 | |
155 | # Continue until the next change, from 0 to 1. | |
156 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" "watchpoint hit, second time" | |
157 | ||
c2d11a7d JM |
158 | # Check that the hit count is reported correctly |
159 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 2 times.*" "Watchpoint hit count is 2" | |
160 | ||
c906108c SS |
161 | # Continue until the next change, from 1 to 2. |
162 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 1.*New value = 2.*ival3 = count; ival4 = count;.*" "watchpoint hit, third time" | |
c2d11a7d JM |
163 | |
164 | # Check that the hit count is reported correctly | |
165 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 3 times.*" "Watchpoint hit count is 3" | |
c906108c SS |
166 | |
167 | # Continue until the next change, from 2 to 3. | |
168 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 2.*New value = 3.*ival3 = count; ival4 = count;.*" "watchpoint hit, fourth time" | |
169 | ||
c2d11a7d JM |
170 | # Check that the hit count is reported correctly |
171 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 4 times.*" "Watchpoint hit count is 4" | |
172 | ||
c906108c SS |
173 | # Continue until the next change, from 3 to 4. |
174 | # Note that this one is outside the loop. | |
175 | ||
176 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 3.*New value = 4.*ival3 = count; ival4 = count;.*" "watchpoint hit, fifth time" | |
177 | ||
c2d11a7d JM |
178 | # Check that the hit count is reported correctly |
179 | gdb_test "info break" ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+ival3\r\n\[ \t]+breakpoint already hit 5 times.*" "Watchpoint hit count is 5" | |
180 | ||
c906108c SS |
181 | # Continue until we hit the finishing marker function. |
182 | # Make sure we hit no more watchpoints. | |
183 | ||
184 | gdb_test "cont" "Continuing.*Breakpoint.*marker2 \(\).*" \ | |
185 | "continue to marker2" | |
186 | ||
187 | # Disable the watchpoint so we run at full speed until we exit. | |
188 | ||
189 | if [gdb_test "disable 3" "^disable 3\[\r\n\]+" "watchpoint disabled" ] { | |
190 | return ; | |
191 | } | |
192 | ||
193 | ||
194 | # Run until process exits. | |
195 | ||
196 | if [target_info exists gdb,noresults] { return } | |
197 | ||
7a292a7a | 198 | gdb_continue_to_end "continue to exit in test_simple_watchpoint" |
c906108c SS |
199 | } |
200 | ||
201 | # Test disabling watchpoints. | |
202 | ||
203 | proc test_disabling_watchpoints {} { | |
204 | global gdb_prompt | |
205 | global binfile | |
206 | global srcfile | |
207 | global decimal | |
208 | global hex | |
209 | ||
e4d63ba2 | 210 | gdb_test "info watch" "\[0-9]+\[ \]*.*watchpoint.*ival3.*" "watchpoints found in watchpoint/breakpoint table" |
085dd6e6 | 211 | |
c906108c SS |
212 | # Ensure that the watchpoint is disabled when we startup. |
213 | ||
214 | if [gdb_test "disable 3" "^disable 3\[\r\n\]+" "disable watchpoint in test_disabling_watchpoints" ] { | |
215 | return 0; | |
216 | } | |
217 | ||
218 | ||
219 | # Run until we get to the first marker function. | |
220 | ||
221 | gdb_run_cmd | |
222 | set timeout 600 | |
4033a6bf PA |
223 | set test "run to marker1 in test_disabling_watchpoints" |
224 | set retcode [gdb_test_multiple "" $test { | |
c906108c | 225 | -re "Breakpoint 1, marker1 .*$gdb_prompt $" { |
4033a6bf | 226 | pass $test |
c906108c | 227 | } |
4033a6bf PA |
228 | }] |
229 | ||
230 | if { $retcode != 0 } { | |
231 | return | |
c906108c SS |
232 | } |
233 | ||
234 | # After reaching the marker function, enable the watchpoint. | |
235 | ||
236 | if [gdb_test "enable 3" "^enable 3\[\r\n\]+" "watchpoint enabled" ] { | |
237 | return ; | |
238 | } | |
239 | ||
240 | ||
241 | # Continue until the first change, from -1 to 0 | |
242 | # Don't check the old value, because on VxWorks the variable value | |
243 | # will not have been reinitialized. | |
244 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = .*New value = 0.*ival3 = count; ival4 = count;.*" "watchpoint hit in test_disabling_watchpoints, first time" | |
245 | ||
246 | # Continue until the next change, from 0 to 1. | |
247 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ival3.*Old value = 0.*New value = 1.*ival3 = count; ival4 = count;.*" "watchpoint hit in test_disabling_watchpoints, second time" | |
248 | ||
249 | # Disable the watchpoint but leave breakpoints | |
250 | ||
251 | if [gdb_test "disable 3" "^disable 3\[\r\n\]+" "disable watchpoint #2 in test_disabling_watchpoints" ] { | |
252 | return 0; | |
253 | } | |
254 | ||
255 | ||
256 | # Check watchpoint list, looking for the entry that confirms the | |
257 | # watchpoint is disabled. | |
085dd6e6 | 258 | gdb_test "info watchpoints" "\[0-9]+\[ \]*.*watchpoint\[ \]*keep\[ \]*n\[ \]*ival3\r\n.*" "watchpoint disabled in table" |
c906108c SS |
259 | |
260 | # Continue until we hit the finishing marker function. | |
261 | # Make sure we hit no more watchpoints. | |
262 | gdb_test "cont" "Continuing.*Breakpoint.*marker2 \\(\\).*" \ | |
263 | "disabled watchpoint skipped" | |
264 | ||
265 | if [target_info exists gdb,noresults] { return } | |
266 | ||
7a292a7a | 267 | gdb_continue_to_end "continue to exit in test_disabling_watchpoints" |
c906108c SS |
268 | } |
269 | ||
270 | # Test stepping and other mundane operations with watchpoints enabled | |
271 | proc test_stepping {} { | |
272 | global gdb_prompt | |
273 | ||
274 | if [runto marker1] then { | |
275 | gdb_test "watch ival2" ".*\[Ww\]atchpoint \[0-9\]*: ival2" | |
276 | ||
277 | # Well, let's not be too mundane. It should be a *bit* of a challenge | |
278 | gdb_test "break func2 if 0" "Breakpoint.*at.*" | |
279 | gdb_test "p \$func2_breakpoint_number = \$bpnum" " = .*" | |
280 | ||
085dd6e6 | 281 | gdb_test "p func1 ()" "= 73" \ |
4b2b3b3e | 282 | "calling function with watchpoint enabled" |
c906108c SS |
283 | |
284 | # | |
285 | # "finish" brings us back to main. | |
286 | # On some targets (e.g. alpha) gdb will stop from the finish in midline | |
287 | # of the marker1 call. This is due to register restoring code on | |
288 | # the alpha and might be caused by stack adjustment instructions | |
289 | # on other targets. In this case we will step once more. | |
290 | # | |
291 | ||
292 | send_gdb "finish\n" | |
293 | gdb_expect { | |
2df3850c JM |
294 | -re "Run.*exit from.*marker1.* at" { |
295 | pass "finish from marker1" | |
296 | } | |
dfcd3bfb | 297 | default { fail "finish from marker1 (timeout)" ; return } |
c906108c SS |
298 | } |
299 | ||
300 | gdb_expect { | |
301 | -re "marker1 \\(\\);.*$gdb_prompt $" { | |
302 | send_gdb "step\n" | |
303 | exp_continue | |
304 | } | |
305 | -re "func1 \\(\\);.*$gdb_prompt $" { | |
dfcd3bfb | 306 | pass "back at main from marker1" |
c906108c SS |
307 | } |
308 | -re ".*$gdb_prompt $" { | |
dfcd3bfb | 309 | fail "back at main from marker1" |
c906108c | 310 | } |
dfcd3bfb | 311 | default { fail "back at main from marker1 (timeout)" ; return } |
c906108c SS |
312 | } |
313 | ||
314 | gdb_test "next" "for \\(count = 0.*" "next to `for' in watchpoint.exp" | |
315 | ||
316 | # Now test that "until" works. It's a bit tricky to test | |
317 | # "until", because compilers don't always arrange the code | |
318 | # exactly the same way, and we might get slightly different | |
319 | # sequences of statements. But the following should be true | |
320 | # (if not it is a compiler or a debugger bug): The user who | |
321 | # does "until" at every statement of a loop should end up | |
322 | # stepping through the loop once, and the debugger should not | |
323 | # stop for any of the remaining iterations. | |
324 | ||
325 | gdb_test "until" "ival1 = count.*" "until to ival1 assignment" | |
326 | gdb_test "until" "ival3 = count.*" "until to ival3 assignment" | |
4033a6bf PA |
327 | set test "until out of loop" |
328 | gdb_test_multiple "until" $test { | |
c906108c | 329 | -re "(for \\(count = 0|\}).*$gdb_prompt $" { |
4033a6bf | 330 | gdb_test "until" "ival1 = count; /. Outside loop ./" $test |
c906108c SS |
331 | } |
332 | -re "ival1 = count; /. Outside loop ./.*$gdb_prompt $" { | |
4033a6bf | 333 | pass $test |
c906108c | 334 | } |
c906108c SS |
335 | } |
336 | ||
337 | gdb_test "step" "ival2 = count.*" "step to ival2 assignment" | |
338 | } | |
339 | } | |
340 | ||
341 | # Test stepping and other mundane operations with watchpoints enabled | |
342 | proc test_watchpoint_triggered_in_syscall {} { | |
343 | global gdb_prompt | |
344 | ||
958a4e4c MS |
345 | # These tests won't work without printf support. |
346 | if [gdb_skip_stdio_test "watchpoints triggered in syscall"] { | |
347 | return; | |
c906108c SS |
348 | } |
349 | # Run until we get to the first marker function. | |
350 | set x 0 | |
351 | set y 0 | |
352 | set testname "Watch buffer passed to read syscall" | |
353 | if [runto marker2] then { | |
354 | gdb_test "watch buf\[0\]" ".*\[Ww\]atchpoint \[0-9\]*: buf\\\[0\\\]" | |
355 | gdb_test "watch buf\[1\]" ".*\[Ww\]atchpoint \[0-9\]*: buf\\\[1\\\]" | |
356 | gdb_test "watch buf\[2\]" ".*\[Ww\]atchpoint \[0-9\]*: buf\\\[2\\\]" | |
357 | gdb_test "watch buf\[3\]" ".*\[Ww\]atchpoint \[0-9\]*: buf\\\[3\\\]" | |
358 | gdb_test "watch buf\[4\]" ".*\[Ww\]atchpoint \[0-9\]*: buf\\\[4\\\]" | |
359 | gdb_test "break marker4" ".*Breakpoint.*" | |
360 | ||
27d3a1a2 | 361 | gdb_test_no_output "set doread = 1" |
c906108c | 362 | |
4033a6bf | 363 | # If we send gdb "123\n" before gdb has switched the tty, then it goes |
c906108c SS |
364 | # to gdb, not the inferior, and we lose. So that is why we have |
365 | # watchpoint.c prompt us, so we can wait for that prompt. | |
02746bbc | 366 | |
c906108c SS |
367 | send_gdb "continue\n"; |
368 | gdb_expect { | |
369 | -re "Continuing\\.\r\ntype stuff for buf now:" { | |
370 | pass "continue to read" | |
371 | } | |
372 | default { | |
373 | fail "continue to read"; | |
374 | return ; | |
375 | } | |
376 | } | |
377 | ||
4033a6bf PA |
378 | set test "sent 123" |
379 | gdb_test_multiple "123" $test { | |
c906108c SS |
380 | -re ".*\[Ww\]atchpoint.*buf\\\[0\\\].*Old value = 0.*New value = 49\[^\n\]*\n" { set x [expr $x+1] ; exp_continue } |
381 | -re ".*\[Ww\]atchpoint.*buf\\\[1\\\].*Old value = 0.*New value = 50\[^\n\]*\n" { set x [expr $x+1] ; exp_continue } | |
382 | -re ".*\[Ww\]atchpoint.*buf\\\[2\\\].*Old value = 0.*New value = 51\[^\n\]*\n" { set x [expr $x+1] ; exp_continue } | |
383 | -re ".*\[Ww\]atchpoint.*buf\\\[3\\\].*Old value = 0.*New value = 10\[^\n\]*\n" { set x [expr $x+1] ; exp_continue } | |
4033a6bf | 384 | -re ".*$gdb_prompt $" { pass $test } |
c906108c SS |
385 | } |
386 | ||
387 | # Examine the values in buf to see how many watchpoints we | |
388 | # should have printed. | |
4033a6bf PA |
389 | set test "print buf\[0\]" |
390 | gdb_test_multiple $test $test { | |
391 | -re ".*= 49.*$gdb_prompt $" { set y [expr $y+1]; pass $test } | |
392 | -re ".*= 0.*$gdb_prompt $" { $test } | |
c906108c | 393 | } |
4033a6bf PA |
394 | set test "print buf\[1\]" |
395 | gdb_test_multiple $test $test { | |
396 | -re ".*= 50.*$gdb_prompt $" { set y [expr $y+1]; pass $test } | |
397 | -re ".*= 0.*$gdb_prompt $" { pass $test } | |
c906108c | 398 | } |
4033a6bf PA |
399 | set test "print buf\[2\]" |
400 | gdb_test_multiple $test $test { | |
401 | -re ".*= 51.*$gdb_prompt $" { set y [expr $y+1]; pass $test } | |
402 | -re ".*= 0.*$gdb_prompt $" { pass $test } | |
c906108c | 403 | } |
4033a6bf PA |
404 | set test "print buf\[3\]" |
405 | gdb_test_multiple $test $test { | |
406 | -re ".*= 10.*$gdb_prompt $" { set y [expr $y+1]; pass $test } | |
407 | -re ".*= 0.*$gdb_prompt $" { pass $test } | |
c906108c SS |
408 | } |
409 | ||
410 | # Did we find what we were looking for? If not, flunk it. | |
411 | if [expr $x==$y] then { pass $testname } else { fail "$testname (only triggered $x watchpoints, expected $y)"} | |
412 | ||
413 | # Continue until we hit the finishing marker function. | |
414 | # Make sure we hit no more watchpoints. | |
415 | gdb_test "cont" "Continuing.*Breakpoint.*marker4 \\(\\).*" \ | |
416 | "continue to marker4" | |
417 | ||
418 | # Disable everything so we can finish the program at full speed | |
27d3a1a2 | 419 | gdb_test_no_output "disable" "disable in test_watchpoint_triggered_in_syscall" |
c906108c SS |
420 | |
421 | if [target_info exists gdb,noresults] { return } | |
422 | ||
7a292a7a | 423 | gdb_continue_to_end "continue to exit in test_watchpoint_triggered_in_syscall" |
c906108c SS |
424 | } |
425 | } | |
426 | ||
427 | # Do a simple test of of watching through a pointer when the pointer | |
428 | # itself changes. Should add some more complicated stuff here. | |
429 | ||
430 | proc test_complex_watchpoint {} { | |
431 | global gdb_prompt | |
432 | ||
433 | if [runto marker4] then { | |
434 | gdb_test "watch ptr1->val" ".*\[Ww\]atchpoint \[0-9\]*: ptr1->val" | |
435 | gdb_test "break marker5" ".*Breakpoint.*" | |
436 | ||
437 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint.*ptr1->val.*Old value = 1.*New value = 2.*" "Test complex watchpoint" | |
438 | ||
439 | # Continue until we hit the marker5 function. | |
440 | # Make sure we hit no more watchpoints. | |
441 | ||
442 | gdb_test "cont" "Continuing.*Breakpoint.*marker5 \\(\\).*" \ | |
443 | "did not trigger wrong watchpoint" | |
444 | ||
085dd6e6 JM |
445 | # Test watches of things declared locally in a function. |
446 | # In particular, test that a watch of stack-based things | |
447 | # is deleted when the stack-based things go out of scope. | |
448 | # | |
27d3a1a2 | 449 | gdb_test_no_output "disable" "disable in test_complex_watchpoint" |
085dd6e6 JM |
450 | gdb_test "break marker6" ".*Breakpoint.*" |
451 | gdb_test "cont" "Continuing.*Breakpoint.*marker6 \\(\\).*" \ | |
452 | "continue to marker6" | |
bdddb4de UW |
453 | gdb_breakpoint [gdb_get_line_number "func2 breakpoint here"] |
454 | gdb_continue_to_breakpoint "func2 breakpoint here" | |
085dd6e6 JM |
455 | |
456 | # Test a watch of a single stack-based variable, whose scope | |
457 | # is the function we're now in. This should auto-delete when | |
458 | # execution exits the scope of the watchpoint. | |
459 | # | |
460 | gdb_test "watch local_a" ".*\[Ww\]atchpoint \[0-9\]*: local_a" "set local watch" | |
461 | gdb_test "cont" "\[Ww\]atchpoint.*local_a.*" "trigger local watch" | |
462 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .* deleted because the program has left the block in.*which its expression is valid.*" "self-delete local watch" | |
463 | ||
bdddb4de | 464 | gdb_continue_to_breakpoint "func2 breakpoint here" |
085dd6e6 JM |
465 | # We should be in "func2" again now. Test a watch of an |
466 | # expression which includes both a stack-based local and | |
467 | # something whose scope is larger than this invocation | |
468 | # of "func2". This should also auto-delete. | |
469 | # | |
470 | gdb_test "watch local_a + ival5" ".*\[Ww\]atchpoint \[0-9\]*: local_a . ival5" \ | |
471 | "set partially local watch" | |
472 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .*: local_a . ival5.*" \ | |
473 | "trigger1 partially local watch" | |
474 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .*: local_a . ival5.*" \ | |
475 | "trigger2 partially local watch" | |
476 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .* deleted because the program has left the block in.*which its expression is valid.*" \ | |
477 | "self-delete partially local watch" | |
478 | ||
479 | # We should be in "func2" again now. Test a watch of a | |
480 | # static (non-stack-based) local. Since this has scope | |
481 | # across any invocations of "func2", it should not auto- | |
482 | # delete. | |
483 | # | |
bdddb4de | 484 | gdb_continue_to_breakpoint "func2 breakpoint here" |
085dd6e6 JM |
485 | gdb_test "watch static_b" ".*\[Ww\]atchpoint \[0-9\]*: static_b" \ |
486 | "set static local watch" | |
487 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .*: static_b.*" \ | |
488 | "trigger static local watch" | |
489 | gdb_test "cont" "Continuing.*marker6 \\(\\).*" \ | |
490 | "continue after trigger static local watch" | |
491 | gdb_test "info break" ".*watchpoint.*static_b.*" \ | |
492 | "static local watch did not self-delete" | |
493 | ||
494 | # We should be in "recurser" now. Test a watch of a stack- | |
495 | # based local. Symbols mentioned in a watchpoint are bound | |
496 | # at watchpoint-creation. Thus, a watch of a stack-based | |
497 | # local to a recursing function should be bound only to that | |
498 | # one invocation, and should not trigger for other invocations. | |
499 | # | |
18ac113b | 500 | gdb_test "tbreak recurser" ".*breakpoint.*" |
085dd6e6 | 501 | gdb_test "cont" "Continuing.*recurser.*" |
97ddaa9b | 502 | gdb_test "next" "if \\(x > 0.*" "next past local_x initialization" |
085dd6e6 JM |
503 | gdb_test "watch local_x" ".*\[Ww\]atchpoint \[0-9\]*: local_x" \ |
504 | "set local watch in recursive call" | |
505 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .*: local_x.*New value = 2.*" \ | |
506 | "trigger local watch in recursive call" | |
507 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .* deleted because the program has left the block in.*which its expression is valid.*" \ | |
508 | "self-delete local watch in recursive call" | |
509 | ||
97ddaa9b PH |
510 | # Repeat the preceding test, but this time use "recurser::local_x" as |
511 | # the variable to track. | |
512 | gdb_test "cont" "Continuing.*marker6.*" | |
513 | gdb_test "tbreak recurser" ".*breakpoint.*" | |
514 | gdb_test "cont" "Continuing.*recurser.*" | |
515 | gdb_test "next" "if \\(x > 0.*" "next past local_x initialization" | |
516 | gdb_test "watch recurser::local_x" ".*\[Ww\]atchpoint \[0-9\]*: recurser::local_x" \ | |
517 | "set local watch in recursive call with explicit scope" | |
518 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .*: recurser::local_x.*New value = 2.*" \ | |
519 | "trigger local watch with explicit scope in recursive call" | |
520 | gdb_test "cont" "Continuing.*\[Ww\]atchpoint .* deleted because the program has left the block in.*which its expression is valid.*" \ | |
521 | "self-delete local watch with explicit scope in recursive call (2)" | |
522 | ||
c906108c | 523 | # Disable everything so we can finish the program at full speed |
27d3a1a2 | 524 | gdb_test_no_output "disable" "disable in test_complex_watchpoint" |
c906108c SS |
525 | |
526 | if [target_info exists gdb,noresults] { return } | |
527 | ||
085dd6e6 | 528 | gdb_continue_to_end "continue to exit in test_complex_watchpoint" |
c906108c SS |
529 | } |
530 | } | |
531 | ||
293e9a31 DC |
532 | proc test_watchpoint_and_breakpoint {} { |
533 | global gdb_prompt | |
534 | ||
535 | # This is a test for PR gdb/38, which involves setting a | |
536 | # watchpoint right after you've reached a breakpoint. | |
537 | ||
538 | if [runto func3] then { | |
539 | gdb_breakpoint [gdb_get_line_number "second x assignment"] | |
540 | gdb_continue_to_breakpoint "second x assignment" | |
541 | gdb_test "watch x" ".*atchpoint \[0-9\]+: x" | |
542 | gdb_test_multiple "next" "next after watch x" { | |
543 | -re ".*atchpoint \[0-9\]+: x\r\n\r\nOld value = 0\r\nNew value = 1\r\n.*$gdb_prompt $" { | |
544 | pass "next after watch x" | |
545 | } | |
546 | -re "\[0-9\]+\[\t \]+y = 1;\r\n$gdb_prompt $" { | |
547 | kfail "gdb/38" "next after watch x" | |
548 | } | |
549 | } | |
06a64a0b TT |
550 | |
551 | gdb_test_no_output "delete \$bpnum" "delete watch x" | |
293e9a31 DC |
552 | } |
553 | } | |
65d79d4b SDJ |
554 | |
555 | proc test_constant_watchpoint {} { | |
556 | gdb_test "watch 5" "Cannot watch constant value `5'." "number is constant" | |
aeaa2474 SA |
557 | gdb_test "watch (int *)5" "Cannot watch constant value `\\(int \\*\\)5'." \ |
558 | "number with cast is constant" | |
65d79d4b SDJ |
559 | gdb_test "watch marker1" "Cannot watch constant value `marker1'." \ |
560 | "marker1 is constant" | |
561 | gdb_test "watch count + 6" ".*atchpoint \[0-9\]+: count \\+ 6" | |
562 | gdb_test_no_output "delete \$bpnum" "delete watchpoint `count + 6'" | |
563 | gdb_test "watch 7 + count" ".*atchpoint \[0-9\]+: 7 \\+ count" | |
564 | gdb_test_no_output "delete \$bpnum" "delete watchpoint `7 + count'" | |
565 | } | |
566 | ||
efa80663 PA |
567 | proc test_disable_enable_software_watchpoint {} { |
568 | # This is regression test for a bug that caused `enable' to fail | |
569 | # for software watchpoints. | |
570 | ||
571 | # Watch something not memory to force a software watchpoint. | |
572 | gdb_test {watch $pc} ".*atchpoint \[0-9\]+: .pc" | |
573 | ||
574 | gdb_test_no_output "disable \$bpnum" "disable watchpoint `\$pc'" | |
575 | gdb_test_no_output "enable \$bpnum" "reenable watchpoint `\$pc'" | |
576 | ||
577 | gdb_test "info watchpoint \$bpnum" \ | |
578 | ".*watchpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+.pc.*" \ | |
579 | "watchpoint `\$pc' is enabled" | |
580 | ||
581 | gdb_test_no_output "delete \$bpnum" "delete watchpoint `\$pc'" | |
582 | } | |
583 | ||
06a64a0b TT |
584 | proc test_watch_location {} { |
585 | gdb_breakpoint [gdb_get_line_number "func5 breakpoint here"] | |
586 | gdb_continue_to_breakpoint "func5 breakpoint here" | |
587 | ||
588 | gdb_test "watch -location *x" "atchpoint .*: .*" "watch -location .x" | |
589 | ||
590 | gdb_test "continue" \ | |
591 | "Continuing.*\[Ww\]atchpoint .*: .*New value = 27.*" \ | |
592 | "continue with watch -location" | |
593 | ||
594 | gdb_test_no_output "delete \$bpnum" "delete watch -location" | |
595 | } | |
596 | ||
fabde485 PA |
597 | # Tests watching areas larger than a word. |
598 | ||
599 | proc test_wide_location_1 {} { | |
4b3c9f41 | 600 | global no_hw |
b62e2b27 | 601 | global gdb_prompt |
4b3c9f41 | 602 | |
fabde485 PA |
603 | # This test watches two words on most 32-bit ABIs, and one word on |
604 | # most 64-bit ABIs. | |
605 | ||
606 | # Platforms where the target can't watch such a large region | |
607 | # should clear hw_expected below. | |
b62e2b27 | 608 | if { $no_hw || [target_info exists gdb,no_hardware_watchpoints] |
bdddb4de UW |
609 | || [istarget arm*-*-*] |
610 | || ([istarget powerpc*-*-*] && ![is_lp64_target])} { | |
fabde485 PA |
611 | set hw_expected 0 |
612 | } else { | |
613 | set hw_expected 1 | |
614 | } | |
615 | ||
616 | gdb_breakpoint [gdb_get_line_number "func6 breakpoint here"] | |
617 | gdb_continue_to_breakpoint "func6 breakpoint here" | |
618 | ||
619 | if { $hw_expected } { | |
620 | gdb_test "watch foo2" "Hardware watchpoint .*: .*" "watch foo2" | |
621 | gdb_test "continue" \ | |
622 | "Continuing.*Hardware watchpoint .*: .*New value = \\\{val = \\\{0, 11\\\}\\\}.*" \ | |
623 | "continue with watch foo2" | |
624 | } else { | |
625 | gdb_test "watch foo2" "atchpoint .*: .*" "watch foo2" | |
b62e2b27 UW |
626 | set test "continue with watch foo2" |
627 | gdb_test_multiple "cont" $test { | |
628 | -re "Continuing.*\[Ww\]atchpoint .*: .*New value = \\\{val = \\\{0, 11\\\}\\\}.*$gdb_prompt $" { | |
629 | pass $test | |
630 | } | |
631 | -re "Could not insert hardware breakpoints:.*You may have requested too many hardware breakpoints/watchpoints.*$gdb_prompt $" { | |
632 | # This may happen with remote targets that support | |
633 | # hardware watchpoints. We only find out the | |
634 | # watchpoint was too large, for example, at insert | |
635 | # time. If GDB is ever adjusted to downgrade the | |
636 | # watchpoint automatically in this case, this match | |
637 | # should be removed. | |
638 | pass $test | |
639 | } | |
640 | } | |
fabde485 PA |
641 | } |
642 | ||
643 | gdb_test_no_output "delete \$bpnum" "delete watch foo2" | |
644 | } | |
645 | ||
646 | proc test_wide_location_2 {} { | |
4b3c9f41 | 647 | global no_hw |
b62e2b27 | 648 | global gdb_prompt |
4b3c9f41 | 649 | |
fabde485 PA |
650 | # This test watches four words on most 32-bit ABIs, and two words |
651 | # on 64-bit ABIs. | |
652 | ||
653 | # Platforms where the target can't watch such a large region | |
654 | # should clear hw_expected below. | |
b62e2b27 | 655 | if { $no_hw || [target_info exists gdb,no_hardware_watchpoints] |
bdddb4de UW |
656 | || [istarget arm*-*-*] |
657 | || [istarget powerpc*-*-*]} { | |
fabde485 PA |
658 | set hw_expected 0 |
659 | } else { | |
660 | set hw_expected 1 | |
661 | } | |
662 | ||
663 | gdb_breakpoint [gdb_get_line_number "func7 breakpoint here"] | |
664 | gdb_continue_to_breakpoint "func7 breakpoint here" | |
665 | ||
666 | if { $hw_expected } { | |
667 | gdb_test "watch foo4" "Hardware watchpoint .*: .*" "watch foo4" | |
668 | gdb_test "continue" \ | |
669 | "Continuing.*Hardware watchpoint .*: .*New value = \\\{val = \\\{0, 0, 0, 33\\\}\\\}.*" \ | |
670 | "continue with watch foo4" | |
671 | } else { | |
672 | gdb_test "watch foo4" "atchpoint .*: .*" "watch foo4" | |
b62e2b27 UW |
673 | set test "continue with watch foo4" |
674 | gdb_test_multiple "cont" $test { | |
675 | -re "Continuing.*\[Ww\]atchpoint .*: .*New value = \\\{val = \\\{0, 0, 0, 33\\\}\\\}.*$gdb_prompt $" { | |
676 | pass $test | |
677 | } | |
678 | -re "Could not insert hardware breakpoints:.*You may have requested too many hardware breakpoints/watchpoints.*$gdb_prompt $" { | |
679 | # This may happen with remote targets that support | |
680 | # hardware watchpoints. We only find out the | |
681 | # watchpoint was too large, for example, at insert | |
682 | # time. If GDB is ever adjusted to downgrade the | |
683 | # watchpoint automatically in this case, this match | |
684 | # should be removed. | |
685 | pass $test | |
686 | } | |
687 | } | |
fabde485 PA |
688 | } |
689 | ||
690 | gdb_test_no_output "delete \$bpnum" "delete watch foo4" | |
691 | } | |
692 | ||
fa4727a6 DJ |
693 | proc test_inaccessible_watchpoint {} { |
694 | global gdb_prompt | |
695 | ||
696 | # This is a test for watchpoints on currently inaccessible (but later | |
697 | # valid) memory. | |
698 | ||
699 | if [runto func4] then { | |
ccc57cf9 PA |
700 | # Make sure we only allow memory access errors. |
701 | set msg "watchpoint refused to insert on nonexistent struct member" | |
702 | gdb_test_multiple "watch struct1.nosuchmember" $msg { | |
703 | -re ".*atchpoint \[0-9\]+: struct1.nosuchmember.*$gdb_prompt $" { | |
704 | # PR breakpoints/9681 | |
705 | fail $msg | |
706 | } | |
707 | -re "There is no member named nosuchmember\\..*$gdb_prompt $" { | |
708 | pass $msg | |
709 | } | |
710 | } | |
711 | ||
8464be76 DJ |
712 | # See whether a watchpoint on a normal variable is a hardware |
713 | # watchpoint or not. The watchpoints on NULL should be hardware | |
714 | # iff this one is. | |
715 | set watchpoint_msg "Watchpoint" | |
716 | gdb_test_multiple "watch global_ptr" "watch global_ptr" { | |
717 | -re "Watchpoint \[0-9\]+: global_ptr\r\n.*$gdb_prompt $" { | |
718 | pass "watch global_ptr" | |
719 | } | |
720 | -re "Hardware watchpoint \[0-9\]+: global_ptr\r\n.*$gdb_prompt $" { | |
721 | set watchpoint_msg "Hardware watchpoint" | |
722 | pass "watch global_ptr" | |
723 | } | |
724 | } | |
725 | delete_breakpoints | |
726 | ||
727 | # Make sure that we can watch a constant address, and correctly | |
728 | # use a HW watchpoint if supported. | |
729 | gdb_test "watch *(int *) 0" \ | |
730 | "$watchpoint_msg \[0-9\]+: \\*\\(int \\*\\) 0" | |
731 | delete_breakpoints | |
732 | ||
a1442452 PA |
733 | # The same, but using -location through an indirection. |
734 | gdb_test "watch -location *global_ptr" \ | |
4a4106ca | 735 | "$watchpoint_msg \[0-9\]+: \-location \\*global_ptr" |
a1442452 PA |
736 | delete_breakpoints |
737 | ||
b800ec70 UW |
738 | # This step requires two HW watchpoints. Since some platforms only |
739 | # have a single one, accept either SW or HW watchpoint in this case. | |
740 | if {[skip_hw_watchpoint_multi_tests]} { | |
741 | set watchpoint_msg "(Watchpoint|Hardware watchpoint)" | |
efd11a33 JK |
742 | } |
743 | ||
744 | gdb_test "watch *global_ptr" "$watchpoint_msg \[0-9\]+: \\\*global_ptr" | |
65d79d4b SDJ |
745 | gdb_test "set \$global_ptr_breakpoint_number = \$bpnum" "" |
746 | gdb_test "next" ".*global_ptr = buf.*" "global_ptr next" | |
fa4727a6 DJ |
747 | gdb_test_multiple "next" "next over ptr init" { |
748 | -re ".*atchpoint \[0-9\]+: \\*global_ptr\r\n\r\nOld value = .*\r\nNew value = 3 .*\r\n.*$gdb_prompt $" { | |
749 | # We can not test for <unknown> here because NULL may be readable. | |
750 | # This test does rely on *NULL != 3. | |
751 | pass "next over ptr init" | |
752 | } | |
753 | } | |
754 | gdb_test_multiple "next" "next over buffer set" { | |
755 | -re ".*atchpoint \[0-9\]+: \\*global_ptr\r\n\r\nOld value = 3 .*\r\nNew value = 7 .*\r\n.*$gdb_prompt $" { | |
756 | pass "next over buffer set" | |
757 | } | |
758 | } | |
65d79d4b SDJ |
759 | gdb_test "delete \$global_ptr_breakpoint_number" "" |
760 | gdb_test "watch **global_ptr_ptr" ".*atchpoint \[0-9\]+: \\*\\*global_ptr_ptr" | |
761 | gdb_test "set \$global_ptr_ptr_breakpoint_number = \$bpnum" "" | |
c79a8e11 | 762 | gdb_test "next" ".*global_ptr_ptr = &global_ptr.*" "global_ptr_ptr next" |
65d79d4b SDJ |
763 | gdb_test "next" ".*atchpoint \[0-9\]+: \\*\\*global_ptr_ptr\[\r\n\]+Old value = .*\r\nNew value = 7 .*" "next over global_ptr_ptr init" |
764 | gdb_test "next" ".*atchpoint \[0-9\]+: \\*\\*global_ptr_ptr\[\r\n\]+Old value = 7 .*\r\nNew value = 9 .*" "next over global_ptr_ptr buffer set" | |
765 | gdb_test "next" ".*atchpoint \[0-9\]+: \\*\\*global_ptr_ptr\[\r\n\]+Old value = 9 .*\r\nNew value = 5 .*" "next over global_ptr_ptr pointer advance" | |
766 | gdb_test_no_output "delete \$global_ptr_ptr_breakpoint_number" | |
fa4727a6 DJ |
767 | } |
768 | } | |
a13491c8 PA |
769 | |
770 | proc test_no_hw_watchpoints {} { | |
4b3c9f41 PA |
771 | global testfile |
772 | ||
773 | clean_restart $testfile | |
a13491c8 PA |
774 | |
775 | # Verify that a user can force GDB to use "slow" watchpoints. | |
776 | # (This proves rather little on kernels that don't support | |
777 | # fast watchpoints, but still...) | |
778 | # | |
779 | if ![runto_main] then { fail "watch tests suppressed" } | |
780 | ||
781 | gdb_test_no_output "set can-use-hw-watchpoints 0" "disable fast watches" | |
782 | ||
783 | gdb_test "show can-use-hw-watchpoints" \ | |
784 | "Debugger's willingness to use watchpoint hardware is 0." \ | |
785 | "show disable fast watches" | |
786 | ||
787 | gdb_test "watch ival3 if count > 1" \ | |
788 | "Watchpoint \[0-9\]*: ival3.*" \ | |
789 | "set slow conditional watch" | |
790 | ||
791 | gdb_test "continue" \ | |
792 | "Watchpoint \[0-9\]*: ival3.*Old value = 1.*New value = 2.*" \ | |
793 | "trigger slow conditional watch" | |
794 | ||
795 | gdb_test_no_output "delete \$bpnum" "delete watch ival3" | |
796 | ||
797 | # We've explicitly disabled hardware watches. Verify that GDB | |
798 | # refrains from using them. | |
799 | # | |
800 | gdb_test "rwatch ival3" \ | |
801 | "Expression cannot be implemented with read/access watchpoint..*" \ | |
802 | "rwatch disallowed when can-set-hw-watchpoints cleared" | |
803 | ||
804 | # Re-enable hardware watchpoints if necessary. | |
805 | if ![target_info exists gdb,no_hardware_watchpoints] { | |
806 | gdb_test_no_output "set can-use-hw-watchpoints 1" "" | |
807 | } | |
808 | } | |
809 | ||
218d2fc6 TJB |
810 | proc test_watchpoint_in_big_blob {} { |
811 | global gdb_prompt | |
812 | ||
274f47f3 PA |
813 | # On native targets where we do hardware resource accounting, this |
814 | # may end up as a software watchpoint. | |
815 | set ok 0 | |
816 | set test "watch buf" | |
817 | gdb_test_multiple "watch buf" $test { | |
818 | -re "Hardware watchpoint \[0-9\]+: buf.*You may have requested too many hardware breakpoints/watchpoints.*$gdb_prompt $" { | |
819 | # This may happen with remote targets (where we don't do | |
820 | # resource accounting) that support hardware watchpoints, | |
821 | # when breakpoint always-inserted is on. The watchpoint | |
822 | # was too large, for example. If GDB is ever adjusted to | |
823 | # downgrade the watchpoint automatically in this case, | |
824 | # this match should be removed. Note the breakpoint has | |
825 | # been created, and is in the list, so it needs deleting. | |
826 | pass $test | |
827 | } | |
828 | -re ".*atchpoint \[0-9\]+: buf.*$gdb_prompt $" { | |
829 | pass $test | |
830 | set ok 1 | |
831 | } | |
832 | } | |
833 | ||
834 | if { $ok } { | |
835 | set test "watchpoint on buf hit" | |
836 | gdb_test_multiple "cont" $test { | |
837 | -re "Continuing.*atchpoint \[0-9\]+: buf\r\n\r\nOld value = .*testte\".*$gdb_prompt $" { | |
838 | pass $test | |
839 | } | |
840 | -re "Could not insert hardware breakpoints:.*You may have requested too many hardware breakpoints/watchpoints.*$gdb_prompt $" { | |
841 | # This may happen with remote targets that support | |
842 | # hardware watchpoints. We only find out the | |
843 | # watchpoint was too large, for example, at insert | |
844 | # time. If GDB is ever adjusted to downgrade the | |
845 | # watchpoint automatically in this case, this match | |
846 | # should be removed. | |
847 | pass $test | |
848 | } | |
849 | } | |
850 | } | |
06a64a0b TT |
851 | |
852 | gdb_test_no_output "delete \$bpnum" "delete watch buf" | |
218d2fc6 TJB |
853 | } |
854 | ||
c906108c SS |
855 | # Start with a fresh gdb. |
856 | ||
78b4f468 | 857 | set prev_timeout $timeout |
c906108c SS |
858 | set timeout 600 |
859 | verbose "Timeout now 600 sec.\n" | |
860 | ||
4b3c9f41 | 861 | test_no_hw_watchpoints |
c906108c | 862 | |
4b3c9f41 PA |
863 | proc do_tests {} { |
864 | global testfile | |
865 | global no_hw | |
c906108c | 866 | |
4b3c9f41 | 867 | clean_restart $testfile |
c906108c | 868 | |
bdddb4de | 869 | if {$no_hw || [target_info exists gdb,no_hardware_watchpoints]} { |
4b3c9f41 PA |
870 | gdb_test_no_output "set can-use-hw-watchpoints 0" "" |
871 | } | |
872 | ||
873 | if [initialize] then { | |
874 | ||
875 | test_simple_watchpoint | |
876 | ||
877 | test_disabling_watchpoints | |
878 | ||
879 | if ![target_info exists gdb,cannot_call_functions] { | |
880 | test_stepping | |
881 | } | |
c906108c SS |
882 | } |
883 | ||
f3ad2025 PA |
884 | # Tests below don't rely on the markers and watchpoint set by |
885 | # `initialize' anymore. | |
886 | clean_restart $testfile | |
887 | ||
bdddb4de | 888 | if {$no_hw || [target_info exists gdb,no_hardware_watchpoints]} { |
4b3c9f41 PA |
889 | gdb_test_no_output "set can-use-hw-watchpoints 0" "" |
890 | } | |
891 | ||
c906108c SS |
892 | # Only enabled for some targets merely because it has not been tested |
893 | # elsewhere. | |
894 | # On sparc-sun-sunos4.1.3, GDB was running all the way to the marker4 | |
895 | # breakpoint before stopping for the watchpoint. I don't know why. | |
896 | if {[istarget "hppa*-*-*"]} then { | |
897 | test_watchpoint_triggered_in_syscall | |
898 | } | |
899 | ||
dbd95daf | 900 | test_complex_watchpoint |
085dd6e6 | 901 | |
8464be76 DJ |
902 | test_inaccessible_watchpoint |
903 | ||
293e9a31 | 904 | test_watchpoint_and_breakpoint |
218d2fc6 TJB |
905 | |
906 | test_watchpoint_in_big_blob | |
65d79d4b | 907 | |
65d79d4b | 908 | test_constant_watchpoint |
06a64a0b | 909 | |
efa80663 PA |
910 | test_disable_enable_software_watchpoint |
911 | ||
06a64a0b | 912 | test_watch_location |
fabde485 | 913 | |
fabde485 PA |
914 | test_wide_location_1 |
915 | test_wide_location_2 | |
c906108c | 916 | } |
78b4f468 | 917 | |
4b3c9f41 PA |
918 | # On targets that can do hardware watchpoints, run the tests twice: |
919 | # once with hardware watchpoints enabled; another with hardware | |
920 | # watchpoints force-disabled. | |
921 | ||
922 | do_tests | |
923 | if ![target_info exists gdb,no_hardware_watchpoints] { | |
0f4d39d5 | 924 | with_test_prefix "no-hw" { |
6a5870ce PA |
925 | set no_hw 1 |
926 | do_tests | |
927 | } | |
4b3c9f41 PA |
928 | } |
929 | ||
78b4f468 RE |
930 | # Restore old timeout |
931 | set timeout $prev_timeout | |
932 | verbose "Timeout now $timeout sec.\n" |