sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 1 | /* Target operations for the remote server for GDB. |
| 2 | Copyright (C) 2002, 2004, 2005, 2011 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | Contributed by MontaVista Software. |
| 6 | |
| 7 | This file is part of GDB. |
| 8 | It has been modified to integrate it in valgrind |
| 9 | |
| 10 | This program is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 2 of the License, or |
| 13 | (at your option) any later version. |
| 14 | |
| 15 | This program is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License |
| 21 | along with this program; if not, write to the Free Software |
| 22 | Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 23 | Boston, MA 02110-1301, USA. */ |
| 24 | |
| 25 | #include "server.h" |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 26 | #include "target.h" |
| 27 | #include "regdef.h" |
| 28 | #include "regcache.h" |
| 29 | #include "valgrind_low.h" |
| 30 | #include "gdb/signals.h" |
| 31 | #include "pub_core_aspacemgr.h" |
florian | c91f584 | 2013-09-15 10:42:26 +0000 | [diff] [blame] | 32 | #include "pub_core_machine.h" |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 33 | #include "pub_core_threadstate.h" |
| 34 | #include "pub_core_transtab.h" |
| 35 | #include "pub_core_gdbserver.h" |
florian | c91f584 | 2013-09-15 10:42:26 +0000 | [diff] [blame] | 36 | #include "pub_core_debuginfo.h" |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 37 | |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 38 | |
| 39 | /* the_low_target defines the architecture specific aspects depending |
| 40 | on the cpu */ |
| 41 | static struct valgrind_target_ops the_low_target; |
| 42 | |
| 43 | static |
| 44 | char *image_ptid(unsigned long ptid) |
| 45 | { |
florian | 7b7d594 | 2014-12-19 20:29:22 +0000 | [diff] [blame] | 46 | static char result[50]; // large enough |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 47 | VG_(sprintf) (result, "id %lu", ptid); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 48 | return result; |
| 49 | } |
| 50 | #define get_thread(inf) ((struct thread_info *)(inf)) |
| 51 | static |
| 52 | void remove_thread_if_not_in_vg_threads (struct inferior_list_entry *inf) |
| 53 | { |
| 54 | struct thread_info *thread = get_thread (inf); |
| 55 | if (!VG_(lwpid_to_vgtid)(thread_to_gdb_id(thread))) { |
| 56 | dlog(1, "removing gdb ptid %s\n", |
| 57 | image_ptid(thread_to_gdb_id(thread))); |
| 58 | remove_thread (thread); |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | /* synchronize threads known by valgrind and threads known by gdbserver */ |
| 63 | static |
| 64 | void valgrind_update_threads (int pid) |
| 65 | { |
| 66 | ThreadId tid; |
| 67 | ThreadState *ts; |
| 68 | unsigned long ptid; |
| 69 | struct thread_info *ti; |
| 70 | |
| 71 | /* call remove_thread for all gdb threads not in valgrind threads */ |
| 72 | for_each_inferior (&all_threads, remove_thread_if_not_in_vg_threads); |
| 73 | |
| 74 | /* call add_thread for all valgrind threads not known in gdb all_threads */ |
| 75 | for (tid = 1; tid < VG_N_THREADS; tid++) { |
| 76 | |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 77 | #define LOCAL_THREAD_TRACE " ti* %p vgtid %u status %s as gdb ptid %s lwpid %d\n", \ |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 78 | ti, tid, VG_(name_of_ThreadStatus) (ts->status), \ |
| 79 | image_ptid (ptid), ts->os_state.lwpid |
| 80 | |
| 81 | if (VG_(is_valid_tid) (tid)) { |
| 82 | ts = VG_(get_ThreadState) (tid); |
| 83 | ptid = ts->os_state.lwpid; |
| 84 | ti = gdb_id_to_thread (ptid); |
| 85 | if (!ti) { |
| 86 | /* we do not report the threads which are not yet fully |
| 87 | initialized otherwise this creates duplicated threads |
| 88 | in gdb: once with pid xxx lwpid 0, then after that |
| 89 | with pid xxx lwpid yyy. */ |
| 90 | if (ts->status != VgTs_Init) { |
| 91 | dlog(1, "adding_thread" LOCAL_THREAD_TRACE); |
| 92 | add_thread (ptid, ts, ptid); |
| 93 | } |
| 94 | } else { |
| 95 | dlog(2, "(known thread)" LOCAL_THREAD_TRACE); |
| 96 | } |
| 97 | } |
| 98 | #undef LOCAL_THREAD_TRACE |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | static |
| 103 | struct reg* build_shadow_arch (struct reg *reg_defs, int n) { |
| 104 | int i, r; |
florian | 6bd9dc1 | 2012-11-23 16:17:43 +0000 | [diff] [blame] | 105 | static const char *postfix[3] = { "", "s1", "s2" }; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 106 | struct reg *new_regs = malloc(3 * n * sizeof(reg_defs[0])); |
| 107 | int reg_set_len = reg_defs[n-1].offset + reg_defs[n-1].size; |
| 108 | |
| 109 | for (i = 0; i < 3; i++) { |
| 110 | for (r = 0; r < n; r++) { |
florian | 6bd9dc1 | 2012-11-23 16:17:43 +0000 | [diff] [blame] | 111 | char *regname = malloc(strlen(reg_defs[r].name) |
| 112 | + strlen (postfix[i]) + 1); |
| 113 | strcpy (regname, reg_defs[r].name); |
| 114 | strcat (regname, postfix[i]); |
| 115 | new_regs[i*n + r].name = regname; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 116 | new_regs[i*n + r].offset = i*reg_set_len + reg_defs[r].offset; |
| 117 | new_regs[i*n + r].size = reg_defs[r].size; |
| 118 | dlog(1, |
florian | 866862a | 2014-12-13 18:35:00 +0000 | [diff] [blame] | 119 | "%-10s Nr %d offset(bit) %d offset(byte) %d size(bit) %d\n", |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 120 | new_regs[i*n + r].name, i*n + r, new_regs[i*n + r].offset, |
| 121 | (new_regs[i*n + r].offset) / 8, new_regs[i*n + r].size); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | return new_regs; |
| 126 | } |
| 127 | |
| 128 | |
| 129 | static CORE_ADDR stopped_data_address = 0; |
| 130 | void VG_(set_watchpoint_stop_address) (Addr addr) |
| 131 | { |
| 132 | stopped_data_address = addr; |
| 133 | } |
| 134 | |
| 135 | int valgrind_stopped_by_watchpoint (void) |
| 136 | { |
| 137 | return stopped_data_address != 0; |
| 138 | } |
| 139 | |
| 140 | CORE_ADDR valgrind_stopped_data_address (void) |
| 141 | { |
| 142 | return stopped_data_address; |
| 143 | } |
| 144 | |
| 145 | /* pc at which we last stopped */ |
| 146 | static CORE_ADDR stop_pc; |
| 147 | |
| 148 | /* pc at which we resume. |
| 149 | If stop_pc != resume_pc, it means |
| 150 | gdb/gdbserver has changed the pc so as to have either |
| 151 | a "continue by jumping at that address" |
| 152 | or a "continue at that address to call some code from gdb". |
| 153 | */ |
| 154 | static CORE_ADDR resume_pc; |
| 155 | |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 156 | static vki_siginfo_t vki_signal_to_report; |
| 157 | static vki_siginfo_t vki_signal_to_deliver; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 158 | |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 159 | void gdbserver_signal_encountered (const vki_siginfo_t *info) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 160 | { |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 161 | vki_signal_to_report = *info; |
| 162 | vki_signal_to_deliver = *info; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 163 | } |
| 164 | |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 165 | void gdbserver_pending_signal_to_report (vki_siginfo_t *info) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 166 | { |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 167 | *info = vki_signal_to_report; |
| 168 | } |
| 169 | |
| 170 | Bool gdbserver_deliver_signal (vki_siginfo_t *info) |
| 171 | { |
| 172 | if (info->si_signo != vki_signal_to_deliver.si_signo) |
| 173 | dlog(1, "GDB changed signal info %d to_report %d to_deliver %d\n", |
| 174 | info->si_signo, vki_signal_to_report.si_signo, |
| 175 | vki_signal_to_deliver.si_signo); |
| 176 | *info = vki_signal_to_deliver; |
| 177 | return vki_signal_to_deliver.si_signo != 0; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 178 | } |
| 179 | |
Elliott Hughes | a0664b9 | 2017-04-18 17:46:52 -0700 | [diff] [blame] | 180 | static Bool before_syscall; |
| 181 | static Int sysno_to_report = -1; |
| 182 | void gdbserver_syscall_encountered (Bool before, Int sysno) |
| 183 | { |
| 184 | before_syscall = before; |
| 185 | sysno_to_report = sysno; |
| 186 | } |
| 187 | |
| 188 | Int valgrind_stopped_by_syscall (void) |
| 189 | { |
| 190 | return sysno_to_report; |
| 191 | } |
| 192 | |
| 193 | Bool valgrind_stopped_before_syscall() |
| 194 | { |
| 195 | vg_assert (sysno_to_report >= 0); |
| 196 | return before_syscall; |
| 197 | } |
| 198 | |
| 199 | |
philippe | 0447bbd | 2012-10-17 21:32:03 +0000 | [diff] [blame] | 200 | static unsigned char exit_status_to_report; |
| 201 | static int exit_code_to_report; |
| 202 | void gdbserver_process_exit_encountered (unsigned char status, Int code) |
| 203 | { |
| 204 | vg_assert (status == 'W' || status == 'X'); |
| 205 | exit_status_to_report = status; |
| 206 | exit_code_to_report = code; |
| 207 | } |
| 208 | |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 209 | static |
florian | 770a8d2 | 2014-11-03 22:43:42 +0000 | [diff] [blame] | 210 | const HChar* sym (Addr addr) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 211 | { |
florian | 770a8d2 | 2014-11-03 22:43:42 +0000 | [diff] [blame] | 212 | return VG_(describe_IP) (addr, NULL); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | ThreadId vgdb_interrupted_tid = 0; |
| 216 | |
| 217 | /* 0 => not single stepping. |
| 218 | 1 => single stepping asked by gdb |
| 219 | 2 => single stepping asked by valgrind (watchpoint) */ |
| 220 | static int stepping = 0; |
| 221 | |
| 222 | Addr valgrind_get_ignore_break_once(void) |
| 223 | { |
| 224 | if (valgrind_single_stepping()) |
| 225 | return resume_pc; |
| 226 | else |
| 227 | return 0; |
| 228 | } |
| 229 | |
| 230 | void valgrind_set_single_stepping(Bool set) |
| 231 | { |
| 232 | if (set) |
| 233 | stepping = 2; |
| 234 | else |
| 235 | stepping = 0; |
| 236 | } |
| 237 | |
| 238 | Bool valgrind_single_stepping(void) |
| 239 | { |
| 240 | if (stepping) |
| 241 | return True; |
| 242 | else |
| 243 | return False; |
| 244 | } |
| 245 | |
| 246 | int valgrind_thread_alive (unsigned long tid) |
| 247 | { |
| 248 | struct thread_info *ti = gdb_id_to_thread(tid); |
| 249 | ThreadState *tst; |
| 250 | |
| 251 | if (ti != NULL) { |
| 252 | tst = (ThreadState *) inferior_target_data (ti); |
| 253 | return tst->status != VgTs_Zombie; |
| 254 | } |
| 255 | else { |
| 256 | return 0; |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | void valgrind_resume (struct thread_resume *resume_info) |
| 261 | { |
| 262 | dlog(1, |
| 263 | "resume_info step %d sig %d stepping %d\n", |
| 264 | resume_info->step, |
| 265 | resume_info->sig, |
| 266 | stepping); |
| 267 | if (valgrind_stopped_by_watchpoint()) { |
| 268 | dlog(1, "clearing watchpoint stopped_data_address %p\n", |
| 269 | C2v(stopped_data_address)); |
| 270 | VG_(set_watchpoint_stop_address) ((Addr) 0); |
| 271 | } |
Elliott Hughes | a0664b9 | 2017-04-18 17:46:52 -0700 | [diff] [blame] | 272 | if (valgrind_stopped_by_syscall () >= 0) { |
| 273 | dlog(1, "clearing stopped by syscall %d\n", |
| 274 | valgrind_stopped_by_syscall ()); |
| 275 | gdbserver_syscall_encountered (False, -1); |
| 276 | } |
| 277 | |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 278 | vki_signal_to_deliver.si_signo = resume_info->sig; |
| 279 | /* signal was reported to GDB, GDB told us to resume execution. |
| 280 | So, reset the signal to report to 0. */ |
| 281 | VG_(memset) (&vki_signal_to_report, 0, sizeof(vki_signal_to_report)); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 282 | |
| 283 | stepping = resume_info->step; |
| 284 | resume_pc = (*the_low_target.get_pc) (); |
| 285 | if (resume_pc != stop_pc) { |
| 286 | dlog(1, |
| 287 | "stop_pc %p changed to be resume_pc %s\n", |
| 288 | C2v(stop_pc), sym(resume_pc)); |
| 289 | } |
| 290 | regcache_invalidate(); |
| 291 | } |
| 292 | |
| 293 | unsigned char valgrind_wait (char *ourstatus) |
| 294 | { |
| 295 | int pid; |
| 296 | unsigned long wptid; |
| 297 | ThreadState *tst; |
| 298 | enum target_signal sig; |
philippe | 0447bbd | 2012-10-17 21:32:03 +0000 | [diff] [blame] | 299 | int code; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 300 | |
| 301 | pid = VG_(getpid) (); |
| 302 | dlog(1, "enter valgrind_wait pid %d\n", pid); |
| 303 | |
| 304 | regcache_invalidate(); |
| 305 | valgrind_update_threads(pid); |
| 306 | |
philippe | 0447bbd | 2012-10-17 21:32:03 +0000 | [diff] [blame] | 307 | /* First see if we are done with this process. */ |
| 308 | if (exit_status_to_report != 0) { |
| 309 | *ourstatus = exit_status_to_report; |
| 310 | exit_status_to_report = 0; |
| 311 | |
| 312 | if (*ourstatus == 'W') { |
| 313 | code = exit_code_to_report; |
| 314 | exit_code_to_report = 0; |
| 315 | dlog(1, "exit valgrind_wait status W exit code %d\n", code); |
| 316 | return code; |
| 317 | } |
| 318 | |
| 319 | if (*ourstatus == 'X') { |
| 320 | sig = target_signal_from_host(exit_code_to_report); |
| 321 | exit_code_to_report = 0; |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 322 | dlog(1, "exit valgrind_wait status X signal %u\n", sig); |
philippe | 0447bbd | 2012-10-17 21:32:03 +0000 | [diff] [blame] | 323 | return sig; |
| 324 | } |
| 325 | } |
| 326 | |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 327 | /* in valgrind, we consider that a wait always succeeds with STOPPED 'T' |
| 328 | and with a signal TRAP (i.e. a breakpoint), unless there is |
| 329 | a signal to report. */ |
| 330 | *ourstatus = 'T'; |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 331 | if (vki_signal_to_report.si_signo == 0) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 332 | sig = TARGET_SIGNAL_TRAP; |
philippe | b301469 | 2015-05-17 13:38:25 +0000 | [diff] [blame] | 333 | else |
| 334 | sig = target_signal_from_host(vki_signal_to_report.si_signo); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 335 | |
| 336 | if (vgdb_interrupted_tid != 0) |
| 337 | tst = VG_(get_ThreadState) (vgdb_interrupted_tid); |
| 338 | else |
| 339 | tst = VG_(get_ThreadState) (VG_(running_tid)); |
| 340 | wptid = tst->os_state.lwpid; |
| 341 | /* we can only change the current_inferior when the wptid references |
| 342 | an existing thread. Otherwise, we are still in the init phase. |
| 343 | (hack similar to main thread hack in valgrind_update_threads) */ |
| 344 | if (tst->os_state.lwpid) |
| 345 | current_inferior = gdb_id_to_thread (wptid); |
| 346 | stop_pc = (*the_low_target.get_pc) (); |
| 347 | |
| 348 | dlog(1, |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 349 | "exit valgrind_wait status T ptid %s stop_pc %s signal %u\n", |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 350 | image_ptid (wptid), sym (stop_pc), sig); |
| 351 | return sig; |
| 352 | } |
| 353 | |
| 354 | /* Fetch one register from valgrind VEX guest state. */ |
| 355 | static |
| 356 | void fetch_register (int regno) |
| 357 | { |
| 358 | int size; |
| 359 | ThreadState *tst = (ThreadState *) inferior_target_data (current_inferior); |
| 360 | ThreadId tid = tst->tid; |
| 361 | |
| 362 | if (regno >= the_low_target.num_regs) { |
| 363 | dlog(0, "error fetch_register regno %d max %d\n", |
| 364 | regno, the_low_target.num_regs); |
| 365 | return; |
| 366 | } |
| 367 | size = register_size (regno); |
| 368 | if (size > 0) { |
| 369 | Bool mod; |
| 370 | char buf [size]; |
| 371 | VG_(memset) (buf, 0, size); // registers not fetched will be seen as 0. |
| 372 | (*the_low_target.transfer_register) (tid, regno, buf, |
| 373 | valgrind_to_gdbserver, size, &mod); |
| 374 | // Note: the *mod received from transfer_register is not interesting. |
| 375 | // We are interested to see if the register data in the register cache is modified. |
| 376 | supply_register (regno, buf, &mod); |
| 377 | if (mod && VG_(debugLog_getLevel)() > 1) { |
| 378 | char bufimage [2*size + 1]; |
| 379 | heximage (bufimage, buf, size); |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 380 | dlog(3, "fetched register %d size %d name %s value %s tid %u status %s\n", |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 381 | regno, size, the_low_target.reg_defs[regno].name, bufimage, |
| 382 | tid, VG_(name_of_ThreadStatus) (tst->status)); |
| 383 | } |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | /* Fetch all registers, or just one, from the child process. */ |
| 388 | static |
| 389 | void usr_fetch_inferior_registers (int regno) |
| 390 | { |
| 391 | if (regno == -1 || regno == 0) |
| 392 | for (regno = 0; regno < the_low_target.num_regs; regno++) |
| 393 | fetch_register (regno); |
| 394 | else |
| 395 | fetch_register (regno); |
| 396 | } |
| 397 | |
| 398 | /* Store our register values back into the inferior. |
| 399 | If REGNO is -1, do this for all registers. |
| 400 | Otherwise, REGNO specifies which register (so we can save time). */ |
| 401 | static |
| 402 | void usr_store_inferior_registers (int regno) |
| 403 | { |
| 404 | int size; |
| 405 | ThreadState *tst = (ThreadState *) inferior_target_data (current_inferior); |
| 406 | ThreadId tid = tst->tid; |
| 407 | |
| 408 | if (regno >= 0) { |
| 409 | |
| 410 | if (regno >= the_low_target.num_regs) { |
| 411 | dlog(0, "error store_register regno %d max %d\n", |
| 412 | regno, the_low_target.num_regs); |
| 413 | return; |
| 414 | } |
| 415 | |
| 416 | size = register_size (regno); |
| 417 | if (size > 0) { |
| 418 | Bool mod; |
| 419 | Addr old_SP, new_SP; |
| 420 | char buf[size]; |
| 421 | |
| 422 | if (regno == the_low_target.stack_pointer_regno) { |
| 423 | /* When the stack pointer register is changed such that |
| 424 | the stack is extended, we better inform the tool of the |
| 425 | stack increase. This is needed in particular to avoid |
| 426 | spurious Memcheck errors during Inferior calls. So, we |
| 427 | save in old_SP the SP before the change. A change of |
| 428 | stack pointer is also assumed to have initialised this |
| 429 | new stack space. For the typical example of an inferior |
| 430 | call, gdb writes arguments on the stack, and then |
| 431 | changes the stack pointer. As the stack increase tool |
| 432 | function might mark it as undefined, we have to call it |
| 433 | at the good moment. */ |
| 434 | VG_(memset) ((void *) &old_SP, 0, size); |
| 435 | (*the_low_target.transfer_register) (tid, regno, (void *) &old_SP, |
| 436 | valgrind_to_gdbserver, size, &mod); |
| 437 | } |
| 438 | |
| 439 | VG_(memset) (buf, 0, size); |
| 440 | collect_register (regno, buf); |
| 441 | (*the_low_target.transfer_register) (tid, regno, buf, |
| 442 | gdbserver_to_valgrind, size, &mod); |
| 443 | if (mod && VG_(debugLog_getLevel)() > 1) { |
| 444 | char bufimage [2*size + 1]; |
| 445 | heximage (bufimage, buf, size); |
| 446 | dlog(2, |
| 447 | "stored register %d size %d name %s value %s " |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 448 | "tid %u status %s\n", |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 449 | regno, size, the_low_target.reg_defs[regno].name, bufimage, |
| 450 | tid, VG_(name_of_ThreadStatus) (tst->status)); |
| 451 | } |
| 452 | if (regno == the_low_target.stack_pointer_regno) { |
| 453 | VG_(memcpy) (&new_SP, buf, size); |
| 454 | if (old_SP > new_SP) { |
| 455 | Word delta = (Word)new_SP - (Word)old_SP; |
| 456 | dlog(1, |
| 457 | " stack increase by stack pointer changed from %p to %p " |
| 458 | "delta %ld\n", |
| 459 | (void*) old_SP, (void *) new_SP, |
| 460 | delta); |
| 461 | VG_TRACK( new_mem_stack_w_ECU, new_SP, -delta, 0 ); |
| 462 | VG_TRACK( new_mem_stack, new_SP, -delta ); |
philippe | 9994ed6 | 2012-07-18 20:33:40 +0000 | [diff] [blame] | 463 | VG_TRACK( post_mem_write, Vg_CoreClientReq, tid, |
| 464 | new_SP, -delta); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 465 | } |
| 466 | } |
| 467 | } |
| 468 | } |
| 469 | else { |
| 470 | for (regno = 0; regno < the_low_target.num_regs; regno++) |
| 471 | usr_store_inferior_registers (regno); |
| 472 | } |
| 473 | } |
| 474 | |
| 475 | void valgrind_fetch_registers (int regno) |
| 476 | { |
| 477 | usr_fetch_inferior_registers (regno); |
| 478 | } |
| 479 | |
| 480 | void valgrind_store_registers (int regno) |
| 481 | { |
| 482 | usr_store_inferior_registers (regno); |
| 483 | } |
| 484 | |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 485 | Bool hostvisibility = False; |
| 486 | |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 487 | int valgrind_read_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len) |
| 488 | { |
| 489 | const void *sourceaddr = C2v (memaddr); |
philippe | 75d8a4e | 2015-03-26 21:32:03 +0000 | [diff] [blame] | 490 | dlog(3, "reading memory %p size %d\n", sourceaddr, len); |
philippe | adfff76 | 2014-04-20 22:10:24 +0000 | [diff] [blame] | 491 | if (VG_(am_is_valid_for_client) ((Addr) sourceaddr, |
| 492 | len, VKI_PROT_READ) |
| 493 | || (hostvisibility |
| 494 | && VG_(am_is_valid_for_valgrind) ((Addr) sourceaddr, |
| 495 | len, VKI_PROT_READ))) { |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 496 | VG_(memcpy) (myaddr, sourceaddr, len); |
| 497 | return 0; |
| 498 | } else { |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 499 | dlog(1, "error reading memory %p size %d\n", sourceaddr, len); |
| 500 | return -1; |
| 501 | } |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 502 | } |
| 503 | |
philippe | 75d8a4e | 2015-03-26 21:32:03 +0000 | [diff] [blame] | 504 | int valgrind_write_memory (CORE_ADDR memaddr, |
| 505 | const unsigned char *myaddr, int len) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 506 | { |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 507 | Bool is_valid_client_memory; |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 508 | void *targetaddr = C2v (memaddr); |
philippe | 75d8a4e | 2015-03-26 21:32:03 +0000 | [diff] [blame] | 509 | dlog(3, "writing memory %p size %d\n", targetaddr, len); |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 510 | is_valid_client_memory |
philippe | adfff76 | 2014-04-20 22:10:24 +0000 | [diff] [blame] | 511 | = VG_(am_is_valid_for_client) ((Addr)targetaddr, len, VKI_PROT_WRITE); |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 512 | if (is_valid_client_memory |
philippe | adfff76 | 2014-04-20 22:10:24 +0000 | [diff] [blame] | 513 | || (hostvisibility |
| 514 | && VG_(am_is_valid_for_valgrind) ((Addr) targetaddr, |
| 515 | len, VKI_PROT_READ))) { |
philippe | 180a750 | 2014-04-20 13:41:10 +0000 | [diff] [blame] | 516 | if (len > 0) { |
| 517 | VG_(memcpy) (targetaddr, myaddr, len); |
| 518 | if (is_valid_client_memory && VG_(tdict).track_post_mem_write) { |
| 519 | /* Inform the tool of the post memwrite. Note that we do the |
| 520 | minimum necessary to avoid complains from e.g. |
| 521 | memcheck. The idea is that the debugger is as least |
| 522 | intrusive as possible. So, we do not inform of the pre |
| 523 | mem write (and in any case, this would cause problems with |
| 524 | memcheck that does not like our CorePart in |
| 525 | pre_mem_write. */ |
| 526 | ThreadState *tst = |
| 527 | (ThreadState *) inferior_target_data (current_inferior); |
| 528 | ThreadId tid = tst->tid; |
| 529 | VG_(tdict).track_post_mem_write( Vg_CoreClientReq, tid, |
| 530 | (Addr) targetaddr, len ); |
| 531 | } |
| 532 | } |
| 533 | return 0; |
| 534 | } else { |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 535 | dlog(1, "error writing memory %p size %d\n", targetaddr, len); |
| 536 | return -1; |
| 537 | } |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 538 | } |
| 539 | |
| 540 | /* insert or remove a breakpoint */ |
| 541 | static |
| 542 | int valgrind_point (Bool insert, char type, CORE_ADDR addr, int len) |
| 543 | { |
| 544 | PointKind kind; |
| 545 | switch (type) { |
| 546 | case '0': /* implemented by inserting checks at each instruction in sb */ |
| 547 | kind = software_breakpoint; |
| 548 | break; |
| 549 | case '1': /* hw breakpoint, same implementation as sw breakpoint */ |
| 550 | kind = hardware_breakpoint; |
| 551 | break; |
| 552 | case '2': |
| 553 | kind = write_watchpoint; |
| 554 | break; |
| 555 | case '3': |
| 556 | kind = read_watchpoint; |
| 557 | break; |
| 558 | case '4': |
| 559 | kind = access_watchpoint; |
| 560 | break; |
| 561 | default: |
| 562 | vg_assert (0); |
| 563 | } |
| 564 | |
| 565 | /* Attention: gdbserver convention differs: 0 means ok; 1 means not ok */ |
| 566 | if (VG_(gdbserver_point) (kind, insert, addr, len)) |
| 567 | return 0; |
| 568 | else |
| 569 | return 1; /* error or unsupported */ |
| 570 | } |
| 571 | |
florian | 6bd9dc1 | 2012-11-23 16:17:43 +0000 | [diff] [blame] | 572 | const char* valgrind_target_xml (Bool shadow_mode) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 573 | { |
philippe | 419d5f2 | 2012-05-24 21:33:17 +0000 | [diff] [blame] | 574 | return (*the_low_target.target_xml) (shadow_mode); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | int valgrind_insert_watchpoint (char type, CORE_ADDR addr, int len) |
| 578 | { |
| 579 | return valgrind_point (/* insert */ True, type, addr, len); |
| 580 | } |
| 581 | |
| 582 | int valgrind_remove_watchpoint (char type, CORE_ADDR addr, int len) |
| 583 | { |
| 584 | return valgrind_point (/* insert*/ False, type, addr, len); |
| 585 | } |
| 586 | |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 587 | /* Returns the (platform specific) offset of lm_modid field in the link map |
| 588 | struct. |
| 589 | Stores the offset in *result and returns True if offset can be determined. |
| 590 | Returns False otherwise. *result is not to be used then. */ |
| 591 | static Bool getplatformoffset (SizeT *result) |
| 592 | { |
| 593 | static Bool getplatformoffset_called = False; |
| 594 | |
| 595 | static Bool lm_modid_offset_found = False; |
florian | 45ee036 | 2015-02-06 20:32:15 +0000 | [diff] [blame] | 596 | static SizeT lm_modid_offset = 1u << 31; // Rubbish initial value. |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 597 | // lm_modid_offset is a magic offset, retrieved using an external program. |
| 598 | |
| 599 | if (!getplatformoffset_called) { |
florian | 87c8abb | 2014-11-09 16:15:23 +0000 | [diff] [blame] | 600 | getplatformoffset_called = True; |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 601 | const HChar *platform = VG_PLATFORM; |
| 602 | const HChar *cmdformat = "%s/%s-%s -o %s"; |
| 603 | const HChar *getoff = "getoff"; |
| 604 | HChar outfile[VG_(mkstemp_fullname_bufsz) (VG_(strlen)(getoff))]; |
| 605 | Int fd = VG_(mkstemp) (getoff, outfile); |
florian | 87c8abb | 2014-11-09 16:15:23 +0000 | [diff] [blame] | 606 | if (fd == -1) |
| 607 | return False; |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 608 | HChar cmd[ VG_(strlen)(cmdformat) |
| 609 | + VG_(strlen)(VG_(libdir)) - 2 |
| 610 | + VG_(strlen)(getoff) - 2 |
| 611 | + VG_(strlen)(platform) - 2 |
| 612 | + VG_(strlen)(outfile) - 2 |
| 613 | + 1]; |
| 614 | UInt cmdlen; |
| 615 | struct vg_stat stat_buf; |
| 616 | Int ret; |
| 617 | |
| 618 | cmdlen = VG_(snprintf)(cmd, sizeof(cmd), |
| 619 | cmdformat, |
| 620 | VG_(libdir), getoff, platform, outfile); |
| 621 | vg_assert (cmdlen == sizeof(cmd) - 1); |
| 622 | ret = VG_(system) (cmd); |
| 623 | if (ret != 0 || VG_(debugLog_getLevel)() >= 1) |
| 624 | VG_(dmsg) ("command %s exit code %d\n", cmd, ret); |
| 625 | ret = VG_(fstat)( fd, &stat_buf ); |
| 626 | if (ret != 0) |
| 627 | VG_(dmsg) ("error VG_(fstat) %d %s\n", fd, outfile); |
| 628 | else { |
| 629 | HChar *w; |
| 630 | HChar *ssaveptr; |
| 631 | HChar *os; |
| 632 | HChar *str; |
| 633 | HChar *endptr; |
| 634 | |
| 635 | os = malloc (stat_buf.size+1); |
| 636 | vg_assert (os); |
| 637 | ret = VG_(read)(fd, os, stat_buf.size); |
| 638 | vg_assert(ret == stat_buf.size); |
| 639 | os[ret] = '\0'; |
| 640 | str = os; |
| 641 | while ((w = VG_(strtok_r)(str, " \n", &ssaveptr)) != NULL) { |
| 642 | if (VG_(strcmp) (w, "lm_modid_offset") == 0) { |
| 643 | w = VG_(strtok_r)(NULL, " \n", &ssaveptr); |
| 644 | lm_modid_offset = (SizeT) VG_(strtoull16) ( w, &endptr ); |
| 645 | if (endptr == w) |
| 646 | VG_(dmsg) ("%s lm_modid_offset unexpected hex value %s\n", |
| 647 | cmd, w); |
| 648 | else |
| 649 | lm_modid_offset_found = True; |
| 650 | } else { |
| 651 | VG_(dmsg) ("%s produced unexpected %s\n", cmd, w); |
| 652 | } |
| 653 | str = NULL; // ensure next VG_(strtok_r) continues the parsing. |
| 654 | } |
| 655 | VG_(free) (os); |
| 656 | } |
| 657 | |
| 658 | VG_(close)(fd); |
| 659 | ret = VG_(unlink)( outfile ); |
| 660 | if (ret != 0) |
| 661 | VG_(umsg) ("error: could not unlink %s\n", outfile); |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 662 | } |
| 663 | |
| 664 | *result = lm_modid_offset; |
| 665 | return lm_modid_offset_found; |
| 666 | } |
| 667 | |
| 668 | Bool valgrind_get_tls_addr (ThreadState *tst, |
| 669 | CORE_ADDR offset, |
| 670 | CORE_ADDR lm, |
| 671 | CORE_ADDR *tls_addr) |
| 672 | { |
| 673 | CORE_ADDR **dtv_loc; |
| 674 | CORE_ADDR *dtv; |
| 675 | SizeT lm_modid_offset; |
| 676 | unsigned long int modid; |
| 677 | |
| 678 | #define CHECK_DEREF(addr, len, name) \ |
| 679 | if (!VG_(am_is_valid_for_client) ((Addr)(addr), (len), VKI_PROT_READ)) { \ |
| 680 | dlog(0, "get_tls_addr: %s at %p len %lu not addressable\n", \ |
| 681 | name, (void*)(addr), (unsigned long)(len)); \ |
| 682 | return False; \ |
| 683 | } |
| 684 | |
| 685 | *tls_addr = 0; |
| 686 | |
| 687 | if (the_low_target.target_get_dtv == NULL) { |
| 688 | dlog(1, "low level dtv support not available\n"); |
| 689 | return False; |
| 690 | } |
| 691 | |
| 692 | if (!getplatformoffset (&lm_modid_offset)) { |
| 693 | dlog(0, "link_map modid field offset not available\n"); |
| 694 | return False; |
| 695 | } |
| 696 | dlog (2, "link_map modid offset %p\n", (void*)lm_modid_offset); |
| 697 | vg_assert (lm_modid_offset < 0x10000); // let's say |
| 698 | |
| 699 | dtv_loc = (*the_low_target.target_get_dtv)(tst); |
| 700 | if (dtv_loc == NULL) { |
| 701 | dlog(0, "low level dtv support returned NULL\n"); |
| 702 | return False; |
| 703 | } |
| 704 | |
| 705 | CHECK_DEREF(dtv_loc, sizeof(CORE_ADDR), "dtv_loc"); |
| 706 | dtv = *dtv_loc; |
| 707 | |
| 708 | // Check we can read at least 2 address at the beginning of dtv. |
| 709 | CHECK_DEREF(dtv, 2*sizeof(CORE_ADDR), "dtv 2 first entries"); |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 710 | dlog (2, "tid %u dtv %p\n", tst->tid, (void*)dtv); |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 711 | |
| 712 | // Check we can read the modid |
| 713 | CHECK_DEREF(lm+lm_modid_offset, sizeof(unsigned long int), "link_map modid"); |
| 714 | modid = *(unsigned long int *)(lm+lm_modid_offset); |
| 715 | |
| 716 | // Check we can access the dtv entry for modid |
| 717 | CHECK_DEREF(dtv + 2 * modid, sizeof(CORE_ADDR), "dtv[2*modid]"); |
| 718 | |
Elliott Hughes | ed39800 | 2017-06-21 14:41:24 -0700 | [diff] [blame] | 719 | // Compute the base address of the tls block. |
| 720 | *tls_addr = *(dtv + 2 * modid); |
| 721 | |
| 722 | #if defined(VGA_mips32) || defined(VGA_mips64) |
| 723 | if (*tls_addr & 1) { |
| 724 | /* This means that computed address is not valid, most probably |
| 725 | because given module uses Static TLS. |
| 726 | However, the best we can is to try to compute address using |
| 727 | static TLS. This is what libthread_db does. |
| 728 | Ref. GLIBC/nptl_db/td_thr_tlsbase.c:td_thr_tlsbase(). |
| 729 | */ |
| 730 | |
| 731 | CORE_ADDR tls_offset_addr; |
| 732 | PtrdiffT tls_offset; |
| 733 | |
| 734 | dlog(1, "computing tls_addr using static TLS\n"); |
| 735 | |
| 736 | /* Assumes that tls_offset is placed right before tls_modid. |
| 737 | To check the assumption, start a gdb on none/tests/tls and do: |
| 738 | p &((struct link_map*)0x0)->l_tls_modid |
| 739 | p &((struct link_map*)0x0)->l_tls_offset */ |
| 740 | tls_offset_addr = lm + lm_modid_offset - sizeof(PtrdiffT); |
| 741 | |
| 742 | // Check we can read the tls_offset. |
| 743 | CHECK_DEREF(tls_offset_addr, sizeof(PtrdiffT), "link_map tls_offset"); |
| 744 | tls_offset = *(PtrdiffT *)(tls_offset_addr); |
| 745 | |
| 746 | /* Following two values represent platform dependent constants |
| 747 | NO_TLS_OFFSET and FORCED_DYNAMIC_TLS_OFFSET, respectively. */ |
| 748 | if ((tls_offset == -1) || (tls_offset == -2)) { |
| 749 | dlog(2, "link_map tls_offset is not valid for static TLS\n"); |
| 750 | return False; |
| 751 | } |
| 752 | |
| 753 | // This calculation is also platform dependent. |
| 754 | *tls_addr = ((CORE_ADDR)dtv_loc + 2 * sizeof(CORE_ADDR) + tls_offset); |
| 755 | } |
| 756 | #endif |
| 757 | |
| 758 | // Finally, add tls variable offset to tls block base address. |
| 759 | *tls_addr += offset; |
| 760 | |
philippe | 1670b05 | 2014-08-15 10:27:52 +0000 | [diff] [blame] | 761 | return True; |
| 762 | |
| 763 | #undef CHECK_DEREF |
| 764 | } |
| 765 | |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 766 | /* returns a pointer to the architecture state corresponding to |
| 767 | the provided register set: 0 => normal guest registers, |
| 768 | 1 => shadow1 |
| 769 | 2 => shadow2 |
| 770 | */ |
| 771 | VexGuestArchState* get_arch (int set, ThreadState* tst) |
| 772 | { |
| 773 | switch (set) { |
| 774 | case 0: return &tst->arch.vex; |
| 775 | case 1: return &tst->arch.vex_shadow1; |
| 776 | case 2: return &tst->arch.vex_shadow2; |
| 777 | default: vg_assert(0); |
| 778 | } |
| 779 | } |
| 780 | |
| 781 | static int non_shadow_num_regs = 0; |
| 782 | static struct reg *non_shadow_reg_defs = NULL; |
| 783 | void initialize_shadow_low(Bool shadow_mode) |
| 784 | { |
| 785 | if (non_shadow_reg_defs == NULL) { |
| 786 | non_shadow_reg_defs = the_low_target.reg_defs; |
| 787 | non_shadow_num_regs = the_low_target.num_regs; |
| 788 | } |
| 789 | |
| 790 | regcache_invalidate(); |
| 791 | if (the_low_target.reg_defs != non_shadow_reg_defs) { |
| 792 | free (the_low_target.reg_defs); |
| 793 | } |
| 794 | if (shadow_mode) { |
| 795 | the_low_target.num_regs = 3 * non_shadow_num_regs; |
| 796 | the_low_target.reg_defs = build_shadow_arch (non_shadow_reg_defs, non_shadow_num_regs); |
| 797 | } else { |
| 798 | the_low_target.num_regs = non_shadow_num_regs; |
| 799 | the_low_target.reg_defs = non_shadow_reg_defs; |
| 800 | } |
| 801 | set_register_cache (the_low_target.reg_defs, the_low_target.num_regs); |
| 802 | } |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 803 | |
| 804 | void set_desired_inferior (int use_general) |
| 805 | { |
| 806 | struct thread_info *found; |
| 807 | |
| 808 | if (use_general == 1) { |
| 809 | found = (struct thread_info *) find_inferior_id (&all_threads, |
| 810 | general_thread); |
| 811 | } else { |
| 812 | found = NULL; |
| 813 | |
| 814 | /* If we are continuing any (all) thread(s), use step_thread |
| 815 | to decide which thread to step and/or send the specified |
| 816 | signal to. */ |
| 817 | if ((step_thread != 0 && step_thread != -1) |
| 818 | && (cont_thread == 0 || cont_thread == -1)) |
| 819 | found = (struct thread_info *) find_inferior_id (&all_threads, |
| 820 | step_thread); |
| 821 | |
| 822 | if (found == NULL) |
| 823 | found = (struct thread_info *) find_inferior_id (&all_threads, |
| 824 | cont_thread); |
| 825 | } |
| 826 | |
| 827 | if (found == NULL) |
| 828 | current_inferior = (struct thread_info *) all_threads.head; |
| 829 | else |
| 830 | current_inferior = found; |
| 831 | { |
| 832 | ThreadState *tst = (ThreadState *) inferior_target_data (current_inferior); |
| 833 | ThreadId tid = tst->tid; |
florian | 654ea86 | 2015-08-06 12:11:33 +0000 | [diff] [blame] | 834 | dlog(1, "set_desired_inferior use_general %d found %p tid %u lwpid %d\n", |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 835 | use_general, found, tid, tst->os_state.lwpid); |
| 836 | } |
| 837 | } |
| 838 | |
sewardj | 3b29048 | 2011-05-06 21:02:55 +0000 | [diff] [blame] | 839 | void* VG_(dmemcpy) ( void *d, const void *s, SizeT sz, Bool *mod ) |
| 840 | { |
| 841 | if (VG_(memcmp) (d, s, sz)) { |
| 842 | *mod = True; |
| 843 | return VG_(memcpy) (d, s, sz); |
| 844 | } else { |
| 845 | *mod = False; |
| 846 | return d; |
| 847 | } |
| 848 | } |
| 849 | |
| 850 | void VG_(transfer) (void *valgrind, |
| 851 | void *gdbserver, |
| 852 | transfer_direction dir, |
| 853 | SizeT sz, |
| 854 | Bool *mod) |
| 855 | { |
| 856 | if (dir == valgrind_to_gdbserver) |
| 857 | VG_(dmemcpy) (gdbserver, valgrind, sz, mod); |
| 858 | else if (dir == gdbserver_to_valgrind) |
| 859 | VG_(dmemcpy) (valgrind, gdbserver, sz, mod); |
| 860 | else |
| 861 | vg_assert (0); |
| 862 | } |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 863 | |
| 864 | void valgrind_initialize_target(void) |
| 865 | { |
| 866 | #if defined(VGA_x86) |
| 867 | x86_init_architecture(&the_low_target); |
| 868 | #elif defined(VGA_amd64) |
| 869 | amd64_init_architecture(&the_low_target); |
| 870 | #elif defined(VGA_arm) |
| 871 | arm_init_architecture(&the_low_target); |
sewardj | f0c1250 | 2014-01-12 12:54:00 +0000 | [diff] [blame] | 872 | #elif defined(VGA_arm64) |
philippe | 0eb0d5a | 2014-02-11 23:50:16 +0000 | [diff] [blame] | 873 | arm64_init_architecture(&the_low_target); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 874 | #elif defined(VGA_ppc32) |
| 875 | ppc32_init_architecture(&the_low_target); |
carll | cae0cc2 | 2014-08-07 23:17:29 +0000 | [diff] [blame] | 876 | #elif defined(VGA_ppc64be) || defined(VGA_ppc64le) |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 877 | ppc64_init_architecture(&the_low_target); |
| 878 | #elif defined(VGA_s390x) |
| 879 | s390x_init_architecture(&the_low_target); |
sewardj | 5db1540 | 2012-06-07 09:13:21 +0000 | [diff] [blame] | 880 | #elif defined(VGA_mips32) |
philippe | 1e4071e | 2012-06-09 09:31:43 +0000 | [diff] [blame] | 881 | mips32_init_architecture(&the_low_target); |
petarj | 4df0bfc | 2013-02-27 23:17:33 +0000 | [diff] [blame] | 882 | #elif defined(VGA_mips64) |
| 883 | mips64_init_architecture(&the_low_target); |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 884 | #else |
sewardj | f0c1250 | 2014-01-12 12:54:00 +0000 | [diff] [blame] | 885 | #error "architecture missing in target.c valgrind_initialize_target" |
philippe | 349a391 | 2012-05-23 21:50:36 +0000 | [diff] [blame] | 886 | #endif |
| 887 | } |