Commit | Line | Data |
---|---|---|
ce3a066d | 1 | /* Target operations for the remote server for GDB. |
b811d2c2 | 2 | Copyright (C) 2002-2020 Free Software Foundation, Inc. |
ce3a066d DJ |
3 | |
4 | Contributed by MontaVista Software. | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
ce3a066d DJ |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
ce3a066d DJ |
20 | |
21 | #include "server.h" | |
c144c7a0 | 22 | #include "tracepoint.h" |
d59b55f0 | 23 | #include "gdbsupport/byte-vector.h" |
ea06bbaa | 24 | #include "hostio.h" |
ce3a066d | 25 | |
5b6d1e4f | 26 | process_stratum_target *the_target; |
ce3a066d | 27 | |
f0db101d | 28 | int |
f557a88a | 29 | set_desired_thread () |
0d62e5e8 | 30 | { |
c12a5089 SC |
31 | client_state &cs = get_client_state (); |
32 | thread_info *found = find_thread_ptid (cs.general_thread); | |
0d62e5e8 | 33 | |
f0db101d PA |
34 | current_thread = found; |
35 | return (current_thread != NULL); | |
0d62e5e8 DJ |
36 | } |
37 | ||
a67a9fae PA |
38 | /* The thread that was current before prepare_to_access_memory was |
39 | called. done_accessing_memory uses this to restore the previous | |
40 | selected thread. */ | |
41 | static ptid_t prev_general_thread; | |
42 | ||
43 | /* See target.h. */ | |
44 | ||
45 | int | |
46 | prepare_to_access_memory (void) | |
47 | { | |
c12a5089 SC |
48 | client_state &cs = get_client_state (); |
49 | ||
bac608e7 SM |
50 | /* The first thread found. */ |
51 | struct thread_info *first = NULL; | |
52 | /* The first stopped thread found. */ | |
53 | struct thread_info *stopped = NULL; | |
54 | /* The current general thread, if found. */ | |
55 | struct thread_info *current = NULL; | |
a67a9fae | 56 | |
bac608e7 SM |
57 | /* Save the general thread value, since prepare_to_access_memory could change |
58 | it. */ | |
c12a5089 | 59 | prev_general_thread = cs.general_thread; |
a67a9fae | 60 | |
79b44087 TBA |
61 | int res = the_target->pt->prepare_to_access_memory (); |
62 | if (res != 0) | |
63 | return res; | |
a67a9fae | 64 | |
bac608e7 SM |
65 | for_each_thread (prev_general_thread.pid (), [&] (thread_info *thread) |
66 | { | |
67 | if (mythread_alive (thread->id)) | |
68 | { | |
68119632 TBA |
69 | if (stopped == NULL && the_target->pt->supports_thread_stopped () |
70 | && target_thread_stopped (thread)) | |
bac608e7 SM |
71 | stopped = thread; |
72 | ||
73 | if (first == NULL) | |
74 | first = thread; | |
75 | ||
76 | if (current == NULL && prev_general_thread == thread->id) | |
77 | current = thread; | |
78 | } | |
79 | }); | |
80 | ||
81 | /* The thread we end up choosing. */ | |
82 | struct thread_info *thread; | |
a67a9fae PA |
83 | |
84 | /* Prefer a stopped thread. If none is found, try the current | |
85 | thread. Otherwise, take the first thread in the process. If | |
86 | none is found, undo the effects of | |
87 | target->prepare_to_access_memory() and return error. */ | |
bac608e7 SM |
88 | if (stopped != NULL) |
89 | thread = stopped; | |
90 | else if (current != NULL) | |
91 | thread = current; | |
92 | else if (first != NULL) | |
93 | thread = first; | |
a67a9fae PA |
94 | else |
95 | { | |
96 | done_accessing_memory (); | |
97 | return 1; | |
98 | } | |
99 | ||
100 | current_thread = thread; | |
c12a5089 | 101 | cs.general_thread = ptid_of (thread); |
a67a9fae PA |
102 | |
103 | return 0; | |
104 | } | |
105 | ||
106 | /* See target.h. */ | |
107 | ||
108 | void | |
109 | done_accessing_memory (void) | |
110 | { | |
c12a5089 SC |
111 | client_state &cs = get_client_state (); |
112 | ||
79b44087 | 113 | the_target->pt->done_accessing_memory (); |
a67a9fae PA |
114 | |
115 | /* Restore the previous selected thread. */ | |
c12a5089 | 116 | cs.general_thread = prev_general_thread; |
5b6d1e4f | 117 | switch_to_thread (the_target, cs.general_thread); |
a67a9fae PA |
118 | } |
119 | ||
c3e735a6 | 120 | int |
f450004a | 121 | read_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len) |
611cb4a5 | 122 | { |
c3e735a6 | 123 | int res; |
e2558df3 | 124 | res = the_target->pt->read_memory (memaddr, myaddr, len); |
611cb4a5 | 125 | check_mem_read (memaddr, myaddr, len); |
c3e735a6 | 126 | return res; |
611cb4a5 DJ |
127 | } |
128 | ||
721ec300 GB |
129 | /* See target/target.h. */ |
130 | ||
131 | int | |
132 | target_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, ssize_t len) | |
133 | { | |
134 | return read_inferior_memory (memaddr, myaddr, len); | |
135 | } | |
136 | ||
137 | /* See target/target.h. */ | |
138 | ||
139 | int | |
140 | target_read_uint32 (CORE_ADDR memaddr, uint32_t *result) | |
141 | { | |
142 | return read_inferior_memory (memaddr, (gdb_byte *) result, sizeof (*result)); | |
143 | } | |
144 | ||
4196ab2a TT |
145 | /* See target/target.h. */ |
146 | ||
611cb4a5 | 147 | int |
4196ab2a TT |
148 | target_write_memory (CORE_ADDR memaddr, const unsigned char *myaddr, |
149 | ssize_t len) | |
0d62e5e8 | 150 | { |
c6778d00 TT |
151 | /* Make a copy of the data because check_mem_write may need to |
152 | update it. */ | |
d59b55f0 | 153 | gdb::byte_vector buffer (myaddr, myaddr + len); |
c6778d00 | 154 | check_mem_write (memaddr, buffer.data (), myaddr, len); |
e2558df3 | 155 | return the_target->pt->write_memory (memaddr, buffer.data (), len); |
0d62e5e8 DJ |
156 | } |
157 | ||
95954743 PA |
158 | ptid_t |
159 | mywait (ptid_t ptid, struct target_waitstatus *ourstatus, int options, | |
bd99dc85 | 160 | int connected_wait) |
611cb4a5 | 161 | { |
95954743 | 162 | ptid_t ret; |
0d62e5e8 DJ |
163 | |
164 | if (connected_wait) | |
165 | server_waiting = 1; | |
166 | ||
f2b9e3df | 167 | ret = target_wait (ptid, ourstatus, options); |
bd99dc85 | 168 | |
4210d83e PA |
169 | /* We don't expose _LOADED events to gdbserver core. See the |
170 | `dlls_changed' global. */ | |
171 | if (ourstatus->kind == TARGET_WAITKIND_LOADED) | |
172 | ourstatus->kind = TARGET_WAITKIND_STOPPED; | |
173 | ||
1a3d890b PA |
174 | /* If GDB is connected through TCP/serial, then GDBserver will most |
175 | probably be running on its own terminal/console, so it's nice to | |
176 | print there why is GDBserver exiting. If however, GDB is | |
177 | connected through stdio, then there's no need to spam the GDB | |
178 | console with this -- the user will already see the exit through | |
179 | regular GDB output, in that same terminal. */ | |
180 | if (!remote_connection_is_stdio ()) | |
181 | { | |
182 | if (ourstatus->kind == TARGET_WAITKIND_EXITED) | |
183 | fprintf (stderr, | |
184 | "\nChild exited with status %d\n", ourstatus->value.integer); | |
185 | else if (ourstatus->kind == TARGET_WAITKIND_SIGNALLED) | |
186 | fprintf (stderr, "\nChild terminated with signal = 0x%x (%s)\n", | |
187 | gdb_signal_to_host (ourstatus->value.sig), | |
188 | gdb_signal_to_name (ourstatus->value.sig)); | |
189 | } | |
0d62e5e8 DJ |
190 | |
191 | if (connected_wait) | |
192 | server_waiting = 0; | |
193 | ||
194 | return ret; | |
611cb4a5 DJ |
195 | } |
196 | ||
f8c1d06b GB |
197 | /* See target/target.h. */ |
198 | ||
199 | void | |
03f4463b | 200 | target_stop_and_wait (ptid_t ptid) |
f8c1d06b GB |
201 | { |
202 | struct target_waitstatus status; | |
3e6ec53a | 203 | bool was_non_stop = non_stop; |
17e16485 | 204 | struct thread_resume resume_info; |
f8c1d06b | 205 | |
17e16485 YQ |
206 | resume_info.thread = ptid; |
207 | resume_info.kind = resume_stop; | |
208 | resume_info.sig = GDB_SIGNAL_0; | |
0e4d7e35 | 209 | the_target->pt->resume (&resume_info, 1); |
f8c1d06b | 210 | |
3e6ec53a | 211 | non_stop = true; |
f8c1d06b GB |
212 | mywait (ptid, &status, 0, 0); |
213 | non_stop = was_non_stop; | |
214 | } | |
215 | ||
216 | /* See target/target.h. */ | |
217 | ||
f2b9e3df SDJ |
218 | ptid_t |
219 | target_wait (ptid_t ptid, struct target_waitstatus *status, int options) | |
220 | { | |
6532e7e3 | 221 | return the_target->pt->wait (ptid, status, options); |
f2b9e3df SDJ |
222 | } |
223 | ||
224 | /* See target/target.h. */ | |
225 | ||
bc1e6c81 SDJ |
226 | void |
227 | target_mourn_inferior (ptid_t ptid) | |
228 | { | |
8adb37b9 | 229 | the_target->pt->mourn (find_process_pid (ptid.pid ())); |
bc1e6c81 SDJ |
230 | } |
231 | ||
232 | /* See target/target.h. */ | |
233 | ||
f8c1d06b | 234 | void |
03f4463b | 235 | target_continue_no_signal (ptid_t ptid) |
f8c1d06b GB |
236 | { |
237 | struct thread_resume resume_info; | |
238 | ||
239 | resume_info.thread = ptid; | |
240 | resume_info.kind = resume_continue; | |
241 | resume_info.sig = GDB_SIGNAL_0; | |
0e4d7e35 | 242 | the_target->pt->resume (&resume_info, 1); |
f8c1d06b GB |
243 | } |
244 | ||
049a8570 SDJ |
245 | /* See target/target.h. */ |
246 | ||
247 | void | |
248 | target_continue (ptid_t ptid, enum gdb_signal signal) | |
249 | { | |
250 | struct thread_resume resume_info; | |
251 | ||
252 | resume_info.thread = ptid; | |
253 | resume_info.kind = resume_continue; | |
254 | resume_info.sig = gdb_signal_to_host (signal); | |
0e4d7e35 | 255 | the_target->pt->resume (&resume_info, 1); |
049a8570 SDJ |
256 | } |
257 | ||
1fb77080 SDJ |
258 | /* See target/target.h. */ |
259 | ||
260 | int | |
261 | target_supports_multi_process (void) | |
262 | { | |
652aef77 | 263 | return the_target->pt->supports_multi_process (); |
1fb77080 SDJ |
264 | } |
265 | ||
ce3a066d | 266 | void |
5b6d1e4f | 267 | set_target_ops (process_stratum_target *target) |
ce3a066d | 268 | { |
5b6d1e4f | 269 | the_target = XNEW (process_stratum_target); |
ce3a066d DJ |
270 | memcpy (the_target, target, sizeof (*the_target)); |
271 | } | |
95954743 PA |
272 | |
273 | /* Convert pid to printable format. */ | |
274 | ||
275 | const char * | |
276 | target_pid_to_str (ptid_t ptid) | |
277 | { | |
278 | static char buf[80]; | |
279 | ||
d7e15655 | 280 | if (ptid == minus_one_ptid) |
6cebaf6e | 281 | xsnprintf (buf, sizeof (buf), "<all threads>"); |
d7e15655 | 282 | else if (ptid == null_ptid) |
6cebaf6e | 283 | xsnprintf (buf, sizeof (buf), "<null thread>"); |
cc6bcb54 | 284 | else if (ptid.tid () != 0) |
6cebaf6e | 285 | xsnprintf (buf, sizeof (buf), "Thread %d.0x%lx", |
cc6bcb54 | 286 | ptid.pid (), ptid.tid ()); |
e38504b3 | 287 | else if (ptid.lwp () != 0) |
6cebaf6e | 288 | xsnprintf (buf, sizeof (buf), "LWP %d.%ld", |
e38504b3 | 289 | ptid.pid (), ptid.lwp ()); |
95954743 | 290 | else |
6cebaf6e | 291 | xsnprintf (buf, sizeof (buf), "Process %d", |
e99b03dc | 292 | ptid.pid ()); |
95954743 PA |
293 | |
294 | return buf; | |
295 | } | |
8336d594 | 296 | |
7255706c | 297 | int |
a780ef4f | 298 | kill_inferior (process_info *proc) |
7255706c | 299 | { |
a780ef4f | 300 | gdb_agent_about_to_close (proc->pid); |
7255706c | 301 | |
c6885a57 | 302 | return the_target->pt->kill (proc); |
7255706c | 303 | } |
70b90b91 | 304 | |
2e6ee069 AT |
305 | /* Default implementation for breakpoint_kind_for_pc. |
306 | ||
307 | The default behavior for targets that don't implement breakpoint_kind_for_pc | |
308 | is to use the size of a breakpoint as the kind. */ | |
309 | ||
310 | int | |
311 | default_breakpoint_kind_from_pc (CORE_ADDR *pcptr) | |
312 | { | |
313 | int size = 0; | |
314 | ||
315 | gdb_assert (the_target->sw_breakpoint_from_kind != NULL); | |
316 | ||
317 | (*the_target->sw_breakpoint_from_kind) (0, &size); | |
318 | return size; | |
319 | } | |
2090129c | 320 | |
223ffa71 TT |
321 | /* Define it. */ |
322 | ||
e671cd59 PA |
323 | target_terminal_state target_terminal::m_terminal_state |
324 | = target_terminal_state::is_ours; | |
223ffa71 | 325 | |
2090129c SDJ |
326 | /* See target/target.h. */ |
327 | ||
328 | void | |
223ffa71 | 329 | target_terminal::init () |
2090129c SDJ |
330 | { |
331 | /* Placeholder needed because of fork_inferior. Not necessary on | |
332 | GDBserver. */ | |
333 | } | |
334 | ||
335 | /* See target/target.h. */ | |
336 | ||
337 | void | |
223ffa71 | 338 | target_terminal::inferior () |
2090129c SDJ |
339 | { |
340 | /* Placeholder needed because of fork_inferior. Not necessary on | |
341 | GDBserver. */ | |
342 | } | |
343 | ||
344 | /* See target/target.h. */ | |
345 | ||
346 | void | |
223ffa71 | 347 | target_terminal::ours () |
2090129c SDJ |
348 | { |
349 | /* Placeholder needed because of fork_inferior. Not necessary on | |
350 | GDBserver. */ | |
351 | } | |
223ffa71 TT |
352 | |
353 | /* See target/target.h. */ | |
354 | ||
355 | void | |
356 | target_terminal::ours_for_output (void) | |
357 | { | |
358 | /* Placeholder. */ | |
359 | } | |
360 | ||
361 | /* See target/target.h. */ | |
362 | ||
363 | void | |
364 | target_terminal::info (const char *arg, int from_tty) | |
365 | { | |
366 | /* Placeholder. */ | |
367 | } | |
6dee9afb TBA |
368 | |
369 | /* Default implementations of target ops. | |
370 | See target.h for definitions. */ | |
371 | ||
372 | void | |
373 | process_target::post_create_inferior () | |
374 | { | |
375 | /* Nop. */ | |
376 | } | |
79b44087 TBA |
377 | |
378 | int | |
379 | process_target::prepare_to_access_memory () | |
380 | { | |
381 | return 0; | |
382 | } | |
383 | ||
384 | void | |
385 | process_target::done_accessing_memory () | |
386 | { | |
387 | /* Nop. */ | |
388 | } | |
2a31c7aa TBA |
389 | |
390 | void | |
391 | process_target::look_up_symbols () | |
392 | { | |
393 | /* Nop. */ | |
394 | } | |
eac215cc TBA |
395 | |
396 | bool | |
397 | process_target::supports_read_auxv () | |
398 | { | |
399 | return false; | |
400 | } | |
401 | ||
402 | int | |
403 | process_target::read_auxv (CORE_ADDR offset, unsigned char *myaddr, | |
404 | unsigned int len) | |
405 | { | |
406 | gdb_assert_not_reached ("target op read_auxv not supported"); | |
407 | } | |
a2b2297a TBA |
408 | |
409 | bool | |
410 | process_target::supports_z_point_type (char z_type) | |
411 | { | |
412 | return false; | |
413 | } | |
7e0bde70 TBA |
414 | |
415 | int | |
416 | process_target::insert_point (enum raw_bkpt_type type, CORE_ADDR addr, | |
417 | int size, raw_breakpoint *bp) | |
418 | { | |
419 | return 1; | |
420 | } | |
421 | ||
422 | int | |
423 | process_target::remove_point (enum raw_bkpt_type type, CORE_ADDR addr, | |
424 | int size, raw_breakpoint *bp) | |
425 | { | |
426 | return 1; | |
427 | } | |
84320c4e TBA |
428 | |
429 | bool | |
430 | process_target::stopped_by_sw_breakpoint () | |
431 | { | |
432 | return false; | |
433 | } | |
434 | ||
435 | bool | |
436 | process_target::supports_stopped_by_sw_breakpoint () | |
437 | { | |
438 | return false; | |
439 | } | |
93fe88b2 TBA |
440 | |
441 | bool | |
442 | process_target::stopped_by_hw_breakpoint () | |
443 | { | |
444 | return false; | |
445 | } | |
446 | ||
447 | bool | |
448 | process_target::supports_stopped_by_hw_breakpoint () | |
449 | { | |
450 | return false; | |
451 | } | |
22aa6223 TBA |
452 | |
453 | bool | |
454 | process_target::supports_hardware_single_step () | |
455 | { | |
456 | return false; | |
457 | } | |
6eeb5c55 TBA |
458 | |
459 | bool | |
460 | process_target::stopped_by_watchpoint () | |
461 | { | |
462 | return false; | |
463 | } | |
464 | ||
465 | CORE_ADDR | |
466 | process_target::stopped_data_address () | |
467 | { | |
468 | return 0; | |
469 | } | |
5203ae1e TBA |
470 | |
471 | bool | |
472 | process_target::supports_read_offsets () | |
473 | { | |
474 | return false; | |
475 | } | |
476 | ||
477 | int | |
478 | process_target::read_offsets (CORE_ADDR *text, CORE_ADDR *data) | |
479 | { | |
480 | gdb_assert_not_reached ("target op read_offsets not supported"); | |
481 | } | |
6e3fd7e9 TBA |
482 | |
483 | bool | |
484 | process_target::supports_get_tls_address () | |
485 | { | |
486 | return false; | |
487 | } | |
488 | ||
489 | int | |
490 | process_target::get_tls_address (thread_info *thread, CORE_ADDR offset, | |
491 | CORE_ADDR load_module, CORE_ADDR *address) | |
492 | { | |
493 | gdb_assert_not_reached ("target op get_tls_address not supported"); | |
494 | } | |
ea06bbaa TBA |
495 | |
496 | void | |
497 | process_target::hostio_last_error (char *buf) | |
498 | { | |
499 | hostio_last_error_from_errno (buf); | |
500 | } | |
2d0795ee TBA |
501 | |
502 | bool | |
503 | process_target::supports_qxfer_osdata () | |
504 | { | |
505 | return false; | |
506 | } | |
507 | ||
508 | int | |
509 | process_target::qxfer_osdata (const char *annex, unsigned char *readbuf, | |
510 | unsigned const char *writebuf, | |
511 | CORE_ADDR offset, int len) | |
512 | { | |
513 | gdb_assert_not_reached ("target op qxfer_osdata not supported"); | |
514 | } | |
d7abedf7 TBA |
515 | |
516 | bool | |
517 | process_target::supports_qxfer_siginfo () | |
518 | { | |
519 | return false; | |
520 | } | |
521 | ||
522 | int | |
523 | process_target::qxfer_siginfo (const char *annex, unsigned char *readbuf, | |
524 | unsigned const char *writebuf, | |
525 | CORE_ADDR offset, int len) | |
526 | { | |
527 | gdb_assert_not_reached ("target op qxfer_siginfo not supported"); | |
528 | } | |
0dc587d4 TBA |
529 | |
530 | bool | |
531 | process_target::supports_non_stop () | |
532 | { | |
533 | return false; | |
534 | } | |
535 | ||
536 | bool | |
537 | process_target::async (bool enable) | |
538 | { | |
539 | return false; | |
540 | } | |
541 | ||
542 | int | |
543 | process_target::start_non_stop (bool enable) | |
544 | { | |
545 | if (enable) | |
546 | return -1; | |
547 | else | |
548 | return 0; | |
549 | } | |
652aef77 TBA |
550 | |
551 | bool | |
552 | process_target::supports_multi_process () | |
553 | { | |
554 | return false; | |
555 | } | |
9690a72a TBA |
556 | |
557 | bool | |
558 | process_target::supports_fork_events () | |
559 | { | |
560 | return false; | |
561 | } | |
562 | ||
563 | bool | |
564 | process_target::supports_vfork_events () | |
565 | { | |
566 | return false; | |
567 | } | |
568 | ||
569 | bool | |
570 | process_target::supports_exec_events () | |
571 | { | |
572 | return false; | |
573 | } | |
fb00dfce TBA |
574 | |
575 | void | |
576 | process_target::handle_new_gdb_connection () | |
577 | { | |
578 | /* Nop. */ | |
579 | } | |
55cf3021 TBA |
580 | |
581 | int | |
582 | process_target::handle_monitor_command (char *mon) | |
583 | { | |
584 | return 0; | |
585 | } | |
95a45fc1 TBA |
586 | |
587 | int | |
588 | process_target::core_of_thread (ptid_t ptid) | |
589 | { | |
590 | return -1; | |
591 | } | |
9da41fda TBA |
592 | |
593 | bool | |
594 | process_target::supports_read_loadmap () | |
595 | { | |
596 | return false; | |
597 | } | |
598 | ||
599 | int | |
600 | process_target::read_loadmap (const char *annex, CORE_ADDR offset, | |
601 | unsigned char *myaddr, unsigned int len) | |
602 | { | |
603 | gdb_assert_not_reached ("target op read_loadmap not supported"); | |
604 | } | |
0df28b1b TBA |
605 | |
606 | void | |
607 | process_target::process_qsupported (char **features, int count) | |
608 | { | |
609 | /* Nop. */ | |
610 | } | |
290732bf TBA |
611 | |
612 | bool | |
613 | process_target::supports_tracepoints () | |
614 | { | |
615 | return false; | |
616 | } | |
770d8f6a TBA |
617 | |
618 | CORE_ADDR | |
619 | process_target::read_pc (regcache *regcache) | |
620 | { | |
621 | gdb_assert_not_reached ("process_target::read_pc: Unable to find PC"); | |
622 | } | |
623 | ||
624 | void | |
625 | process_target::write_pc (regcache *regcache, CORE_ADDR pc) | |
626 | { | |
627 | gdb_assert_not_reached ("process_target::write_pc: Unable to update PC"); | |
628 | } | |
68119632 TBA |
629 | |
630 | bool | |
631 | process_target::supports_thread_stopped () | |
632 | { | |
633 | return false; | |
634 | } | |
635 | ||
636 | bool | |
637 | process_target::thread_stopped (thread_info *thread) | |
638 | { | |
639 | gdb_assert_not_reached ("target op thread_stopped not supported"); | |
640 | } | |
4e2e869c TBA |
641 | |
642 | bool | |
643 | process_target::supports_get_tib_address () | |
644 | { | |
645 | return false; | |
646 | } | |
647 | ||
648 | int | |
649 | process_target::get_tib_address (ptid_t ptid, CORE_ADDR *address) | |
650 | { | |
651 | gdb_assert_not_reached ("target op get_tib_address not supported"); | |
652 | } | |
29e8dc09 TBA |
653 | |
654 | void | |
655 | process_target::pause_all (bool freeze) | |
656 | { | |
657 | /* Nop. */ | |
658 | } | |
659 | ||
660 | void | |
661 | process_target::unpause_all (bool unfreeze) | |
662 | { | |
663 | /* Nop. */ | |
664 | } | |
5c9eb2f2 TBA |
665 | |
666 | void | |
667 | process_target::stabilize_threads () | |
668 | { | |
669 | /* Nop. */ | |
670 | } | |
c23c9391 TBA |
671 | |
672 | bool | |
673 | process_target::supports_fast_tracepoints () | |
674 | { | |
675 | return false; | |
676 | } | |
677 | ||
678 | int | |
679 | process_target::install_fast_tracepoint_jump_pad | |
680 | (CORE_ADDR tpoint, CORE_ADDR tpaddr, CORE_ADDR collector, | |
681 | CORE_ADDR lockaddr, ULONGEST orig_size, CORE_ADDR *jump_entry, | |
682 | CORE_ADDR *trampoline, ULONGEST *trampoline_size, | |
683 | unsigned char *jjump_pad_insn, ULONGEST *jjump_pad_insn_size, | |
684 | CORE_ADDR *adjusted_insn_addr, CORE_ADDR *adjusted_insn_addr_end, | |
685 | char *err) | |
686 | { | |
687 | gdb_assert_not_reached ("target op install_fast_tracepoint_jump_pad " | |
688 | "not supported"); | |
689 | } | |
690 | ||
691 | int | |
692 | process_target::get_min_fast_tracepoint_insn_len () | |
693 | { | |
694 | return 0; | |
695 | } | |
345dafad TBA |
696 | |
697 | struct emit_ops * | |
698 | process_target::emit_ops () | |
699 | { | |
700 | return nullptr; | |
701 | } | |
c756403b TBA |
702 | |
703 | bool | |
704 | process_target::supports_disable_randomization () | |
705 | { | |
706 | return false; | |
707 | } | |
974387bb TBA |
708 | |
709 | bool | |
710 | process_target::supports_qxfer_libraries_svr4 () | |
711 | { | |
712 | return false; | |
713 | } | |
714 | ||
715 | int | |
716 | process_target::qxfer_libraries_svr4 (const char *annex, | |
717 | unsigned char *readbuf, | |
718 | unsigned const char *writebuf, | |
719 | CORE_ADDR offset, int len) | |
720 | { | |
721 | gdb_assert_not_reached ("target op qxfer_libraries_svr4 not supported"); | |
722 | } | |
c0245cb9 TBA |
723 | |
724 | bool | |
725 | process_target::supports_agent () | |
726 | { | |
727 | return false; | |
728 | } | |
79597bdd TBA |
729 | |
730 | btrace_target_info * | |
731 | process_target::enable_btrace (ptid_t ptid, const btrace_config *conf) | |
732 | { | |
733 | error (_("Target does not support branch tracing.")); | |
734 | } | |
735 | ||
736 | int | |
737 | process_target::disable_btrace (btrace_target_info *tinfo) | |
738 | { | |
739 | error (_("Target does not support branch tracing.")); | |
740 | } | |
741 | ||
742 | int | |
743 | process_target::read_btrace (btrace_target_info *tinfo, | |
744 | buffer *buffer, | |
745 | enum btrace_read_type type) | |
746 | { | |
747 | error (_("Target does not support branch tracing.")); | |
748 | } | |
749 | ||
750 | int | |
751 | process_target::read_btrace_conf (const btrace_target_info *tinfo, | |
752 | buffer *buffer) | |
753 | { | |
754 | error (_("Target does not support branch tracing.")); | |
755 | } | |
2526e0cd TBA |
756 | |
757 | bool | |
758 | process_target::supports_range_stepping () | |
759 | { | |
760 | return false; | |
761 | } |