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Add MPX support for i386
[deliverable/binutils-gdb.git] / gdb / amd64-linux-tdep.c
CommitLineData
51433e4b 1/* Target-dependent code for GNU/Linux x86-64.
a4b6fc86 2
28e7fd62 3 Copyright (C) 2001-2013 Free Software Foundation, Inc.
53e95fcf
JS		 4 Contributed by Jiri Smid, SuSE Labs.
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
53e95fcf
JS		 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/>. */
53e95fcf
JS		 20
21#include "defs.h"
35669430 22#include "arch-utils.h"
187e21d1 23#include "frame.h"
53e95fcf
JS		 24#include "gdbcore.h"
25#include "regcache.h"
84dc46cb 26#include "osabi.h"
911bc6ee 27#include "symtab.h"
8695c747
DJ		 28#include "gdbtypes.h"
29#include "reggroups.h"
a055a187 30#include "regset.h"
8695c747 31#include "amd64-linux-tdep.h"
a055a187 32#include "i386-linux-tdep.h"
4aa995e1 33#include "linux-tdep.h"
a055a187 34#include "i386-xstate.h"
53e95fcf 35
0e9f083f 36#include <string.h>
53e95fcf 37
9c1488cb 38#include "amd64-tdep.h"
187e21d1 39#include "solib-svr4.h"
a96d9b2e 40#include "xml-syscall.h"
545c08b4 41#include "glibc-tdep.h"
a96d9b2e 42
90884b2b 43#include "features/i386/amd64-linux.c"
a055a187 44#include "features/i386/amd64-avx-linux.c"
f6537a2c
L		 45#include "features/i386/x32-linux.c"
46#include "features/i386/x32-avx-linux.c"
90884b2b 47
a96d9b2e
SDJ		 48/* The syscall's XML filename for i386. */
49#define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
eba29c8c 50
d02ed0bb 51#include "record-full.h"
952b2d63
HZ		 52#include "linux-record.h"
53
a055a187
L		 54/* Supported register note sections. */
55static struct core_regset_section amd64_linux_regset_sections[] =
56{
2f2241f1 57 { ".reg", 27 * 8, "general-purpose" },
a055a187
L		 58 { ".reg2", 512, "floating-point" },
59 { ".reg-xstate", I386_XSTATE_MAX_SIZE, "XSAVE extended state" },
60 { NULL, 0 }
61};
62
eba29c8c 63/* Mapping between the general-purpose registers in `struct user'
187e21d1 64 format and GDB's register cache layout. */
eba29c8c 65
187e21d1 66/* From <sys/reg.h>. */
6cd6a2ae 67int amd64_linux_gregset_reg_offset[] =
eba29c8c 68{
187e21d1
MK		 69 10 * 8, /* %rax */
70 5 * 8, /* %rbx */
71 11 * 8, /* %rcx */
72 12 * 8, /* %rdx */
73 13 * 8, /* %rsi */
74 14 * 8, /* %rdi */
75 4 * 8, /* %rbp */
76 19 * 8, /* %rsp */
0963b4bd 77 9 * 8, /* %r8 ... */
187e21d1
MK		 78 8 * 8,
79 7 * 8,
80 6 * 8,
81 3 * 8,
82 2 * 8,
83 1 * 8,
84 0 * 8, /* ... %r15 */
85 16 * 8, /* %rip */
86 18 * 8, /* %eflags */
87 17 * 8, /* %cs */
88 20 * 8, /* %ss */
89 23 * 8, /* %ds */
90 24 * 8, /* %es */
91 25 * 8, /* %fs */
ed41462c
L		 92 26 * 8, /* %gs */
93 -1, -1, -1, -1, -1, -1, -1, -1,
94 -1, -1, -1, -1, -1, -1, -1, -1,
95 -1, -1, -1, -1, -1, -1, -1, -1,
96 -1, -1, -1, -1, -1, -1, -1, -1, -1,
97 -1, -1, -1, -1, -1, -1, -1, -1,
98 -1, -1, -1, -1, -1, -1, -1, -1,
99 15 * 8 /* "orig_rax" */
eba29c8c 100};
187e21d1 101\f
eba29c8c 102
187e21d1 103/* Support for signal handlers. */
c4f35dd8
MK		 104
105#define LINUX_SIGTRAMP_INSN0 0x48 /* mov $NNNNNNNN, %rax */
106#define LINUX_SIGTRAMP_OFFSET0 0
107#define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */
108#define LINUX_SIGTRAMP_OFFSET1 7
109
1e55e04f 110static const gdb_byte amd64_linux_sigtramp_code[] =
c4f35dd8
MK		 111{
112 /* mov $__NR_rt_sigreturn, %rax */
baed091b
ML		 113 LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
114 /* syscall */
115 LINUX_SIGTRAMP_INSN1, 0x05
53e95fcf
JS		 116};
117
1e55e04f
L		 118static const gdb_byte amd64_x32_linux_sigtramp_code[] =
119{
120 /* mov $__NR_rt_sigreturn, %rax. */
121 LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40,
122 /* syscall */
123 LINUX_SIGTRAMP_INSN1, 0x05
124};
125
126#define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code)
53e95fcf
JS		 127
128/* If PC is in a sigtramp routine, return the address of the start of
129 the routine. Otherwise, return 0. */
130
131static CORE_ADDR
10458914 132amd64_linux_sigtramp_start (struct frame_info *this_frame)
53e95fcf 133{
1e55e04f
L		 134 struct gdbarch *gdbarch;
135 const gdb_byte *sigtramp_code;
10458914 136 CORE_ADDR pc = get_frame_pc (this_frame);
4252dc94 137 gdb_byte buf[LINUX_SIGTRAMP_LEN];
c4f35dd8
MK		 138
139 /* We only recognize a signal trampoline if PC is at the start of
140 one of the two instructions. We optimize for finding the PC at
141 the start, as will be the case when the trampoline is not the
142 first frame on the stack. We assume that in the case where the
143 PC is not at the start of the instruction sequence, there will be
144 a few trailing readable bytes on the stack. */
145
10458914 146 if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
53e95fcf
JS		 147 return 0;
148
149 if (buf[0] != LINUX_SIGTRAMP_INSN0)
150 {
151 if (buf[0] != LINUX_SIGTRAMP_INSN1)
152 return 0;
153
154 pc -= LINUX_SIGTRAMP_OFFSET1;
10458914 155 if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
53e95fcf
JS		 156 return 0;
157 }
158
1e55e04f
L		 159 gdbarch = get_frame_arch (this_frame);
160 if (gdbarch_ptr_bit (gdbarch) == 32)
161 sigtramp_code = amd64_x32_linux_sigtramp_code;
162 else
163 sigtramp_code = amd64_linux_sigtramp_code;
164 if (memcmp (buf, sigtramp_code, LINUX_SIGTRAMP_LEN) != 0)
53e95fcf
JS		 165 return 0;
166
167 return pc;
168}
169
10458914
DJ		 170/* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
171 routine. */
baed091b 172
c4f35dd8 173static int
10458914 174amd64_linux_sigtramp_p (struct frame_info *this_frame)
baed091b 175{
10458914 176 CORE_ADDR pc = get_frame_pc (this_frame);
2c02bd72 177 const char *name;
911bc6ee
MK		 178
179 find_pc_partial_function (pc, &name, NULL, NULL);
180
c4f35dd8
MK		 181 /* If we have NAME, we can optimize the search. The trampoline is
182 named __restore_rt. However, it isn't dynamically exported from
183 the shared C library, so the trampoline may appear to be part of
184 the preceding function. This should always be sigaction,
185 __sigaction, or __libc_sigaction (all aliases to the same
186 function). */
187 if (name == NULL || strstr (name, "sigaction") != NULL)
10458914 188 return (amd64_linux_sigtramp_start (this_frame) != 0);
c4f35dd8
MK		 189
190 return (strcmp ("__restore_rt", name) == 0);
baed091b
ML		 191}
192
c4f35dd8 193/* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
51433e4b 194#define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
b64bbf8c 195
10458914
DJ		 196/* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
197 address of the associated sigcontext structure. */
baed091b 198
c4f35dd8 199static CORE_ADDR
10458914 200amd64_linux_sigcontext_addr (struct frame_info *this_frame)
baed091b 201{
e17a4113
UW		 202 struct gdbarch *gdbarch = get_frame_arch (this_frame);
203 enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
c4f35dd8 204 CORE_ADDR sp;
4252dc94 205 gdb_byte buf[8];
c4f35dd8 206
10458914 207 get_frame_register (this_frame, AMD64_RSP_REGNUM, buf);
e17a4113 208 sp = extract_unsigned_integer (buf, 8, byte_order);
c4f35dd8
MK		 209
210 /* The sigcontext structure is part of the user context. A pointer
211 to the user context is passed as the third argument to the signal
212 handler, i.e. in %rdx. Unfortunately %rdx isn't preserved across
213 function calls so we can't use it. Fortunately the user context
214 is part of the signal frame and the unwound %rsp directly points
215 at it. */
51433e4b 216 return sp + AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
baed091b 217}
2213a65d
MK		 218\f
219
a96d9b2e
SDJ		 220static LONGEST
221amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
222 ptid_t ptid)
223{
224 struct regcache *regcache = get_thread_regcache (ptid);
225 enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
226 /* The content of a register. */
227 gdb_byte buf[8];
228 /* The result. */
229 LONGEST ret;
230
231 /* Getting the system call number from the register.
232 When dealing with x86_64 architecture, this information
233 is stored at %rax register. */
234 regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf);
235
236 ret = extract_signed_integer (buf, 8, byte_order);
237
238 return ret;
239}
240
241
2b5e0749 242/* From <asm/sigcontext.h>. */
51433e4b 243static int amd64_linux_sc_reg_offset[] =
2b5e0749
MK		 244{
245 13 * 8, /* %rax */
246 11 * 8, /* %rbx */
247 14 * 8, /* %rcx */
248 12 * 8, /* %rdx */
249 9 * 8, /* %rsi */
250 8 * 8, /* %rdi */
251 10 * 8, /* %rbp */
252 15 * 8, /* %rsp */
253 0 * 8, /* %r8 */
254 1 * 8, /* %r9 */
255 2 * 8, /* %r10 */
256 3 * 8, /* %r11 */
257 4 * 8, /* %r12 */
258 5 * 8, /* %r13 */
259 6 * 8, /* %r14 */
260 7 * 8, /* %r15 */
261 16 * 8, /* %rip */
262 17 * 8, /* %eflags */
2b5e0749 263
af233647 264 /* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are
2b5e0749
MK		 265 available in `struct sigcontext'. However, they only occupy two
266 bytes instead of four, which makes using them here rather
267 difficult. Leave them out for now. */
af233647
MK		 268 -1, /* %cs */
269 -1, /* %ss */
270 -1, /* %ds */
271 -1, /* %es */
2b5e0749
MK		 272 -1, /* %fs */
273 -1 /* %gs */
274};
275
8695c747
DJ		 276static int
277amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
278 struct reggroup *group)
279{
280 if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM)
281 return (group == system_reggroup
282 || group == save_reggroup
283 || group == restore_reggroup);
84d90c10 284 return i386_register_reggroup_p (gdbarch, regnum, group);
8695c747
DJ		 285}
286
287/* Set the program counter for process PTID to PC. */
288
289static void
61a1198a 290amd64_linux_write_pc (struct regcache *regcache, CORE_ADDR pc)
8695c747 291{
61a1198a 292 regcache_cooked_write_unsigned (regcache, AMD64_RIP_REGNUM, pc);
8695c747
DJ		 293
294 /* We must be careful with modifying the program counter. If we
295 just interrupted a system call, the kernel might try to restart
296 it when we resume the inferior. On restarting the system call,
297 the kernel will try backing up the program counter even though it
298 no longer points at the system call. This typically results in a
299 SIGSEGV or SIGILL. We can prevent this by writing `-1' in the
300 "orig_rax" pseudo-register.
301
302 Note that "orig_rax" is saved when setting up a dummy call frame.
303 This means that it is properly restored when that frame is
304 popped, and that the interrupted system call will be restarted
305 when we resume the inferior on return from a function call from
306 within GDB. In all other cases the system call will not be
307 restarted. */
61a1198a 308 regcache_cooked_write_unsigned (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, -1);
8695c747
DJ		 309}
310
cdfbdf30 311/* Record all registers but IP register for process-record. */
952b2d63 312
cdfbdf30
HZ		 313static int
314amd64_all_but_ip_registers_record (struct regcache *regcache)
315{
25ea693b 316 if (record_full_arch_list_add_reg (regcache, AMD64_RAX_REGNUM))
cdfbdf30 317 return -1;
25ea693b 318 if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
cdfbdf30 319 return -1;
25ea693b 320 if (record_full_arch_list_add_reg (regcache, AMD64_RDX_REGNUM))
cdfbdf30 321 return -1;
25ea693b 322 if (record_full_arch_list_add_reg (regcache, AMD64_RBX_REGNUM))
cdfbdf30 323 return -1;
25ea693b 324 if (record_full_arch_list_add_reg (regcache, AMD64_RSP_REGNUM))
cdfbdf30 325 return -1;
25ea693b 326 if (record_full_arch_list_add_reg (regcache, AMD64_RBP_REGNUM))
cdfbdf30 327 return -1;
25ea693b 328 if (record_full_arch_list_add_reg (regcache, AMD64_RSI_REGNUM))
cdfbdf30 329 return -1;
25ea693b 330 if (record_full_arch_list_add_reg (regcache, AMD64_RDI_REGNUM))
cdfbdf30 331 return -1;
25ea693b 332 if (record_full_arch_list_add_reg (regcache, AMD64_R8_REGNUM))
cdfbdf30 333 return -1;
25ea693b 334 if (record_full_arch_list_add_reg (regcache, AMD64_R9_REGNUM))
cdfbdf30 335 return -1;
25ea693b 336 if (record_full_arch_list_add_reg (regcache, AMD64_R10_REGNUM))
cdfbdf30 337 return -1;
25ea693b 338 if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
cdfbdf30 339 return -1;
25ea693b 340 if (record_full_arch_list_add_reg (regcache, AMD64_R12_REGNUM))
cdfbdf30 341 return -1;
25ea693b 342 if (record_full_arch_list_add_reg (regcache, AMD64_R13_REGNUM))
cdfbdf30 343 return -1;
25ea693b 344 if (record_full_arch_list_add_reg (regcache, AMD64_R14_REGNUM))
cdfbdf30 345 return -1;
25ea693b 346 if (record_full_arch_list_add_reg (regcache, AMD64_R15_REGNUM))
cdfbdf30 347 return -1;
25ea693b 348 if (record_full_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM))
cdfbdf30 349 return -1;
952b2d63 350
cdfbdf30
HZ		 351 return 0;
352}
952b2d63 353
13b6d1d4
MS		 354/* amd64_canonicalize_syscall maps from the native amd64 Linux set
355 of syscall ids into a canonical set of syscall ids used by
356 process record. */
357
358static enum gdb_syscall
9ed936ec 359amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
13b6d1d4 360{
9ed936ec 361 switch (syscall_number) {
13b6d1d4
MS		 362 case amd64_sys_read:
363 return gdb_sys_read;
364
365 case amd64_sys_write:
366 return gdb_sys_write;
367
368 case amd64_sys_open:
369 return gdb_sys_open;
370
371 case amd64_sys_close:
372 return gdb_sys_close;
373
374 case amd64_sys_newstat:
375 return gdb_sys_newstat;
376
377 case amd64_sys_newfstat:
378 return gdb_sys_newfstat;
379
380 case amd64_sys_newlstat:
381 return gdb_sys_newlstat;
382
383 case amd64_sys_poll:
384 return gdb_sys_poll;
385
386 case amd64_sys_lseek:
387 return gdb_sys_lseek;
388
389 case amd64_sys_mmap:
390 return gdb_sys_mmap2;
391
392 case amd64_sys_mprotect:
393 return gdb_sys_mprotect;
394
395 case amd64_sys_munmap:
396 return gdb_sys_munmap;
397
398 case amd64_sys_brk:
399 return gdb_sys_brk;
400
401 case amd64_sys_rt_sigaction:
402 return gdb_sys_rt_sigaction;
403
404 case amd64_sys_rt_sigprocmask:
405 return gdb_sys_rt_sigprocmask;
406
407 case amd64_sys_rt_sigreturn:
408 return gdb_sys_rt_sigreturn;
409
410 case amd64_sys_ioctl:
411 return gdb_sys_ioctl;
412
413 case amd64_sys_pread64:
414 return gdb_sys_pread64;
415
416 case amd64_sys_pwrite64:
417 return gdb_sys_pwrite64;
418
419 case amd64_sys_readv:
420 return gdb_sys_readv;
421
422 case amd64_sys_writev:
423 return gdb_sys_writev;
424
425 case amd64_sys_access:
426 return gdb_sys_access;
427
428 case amd64_sys_pipe:
429 return gdb_sys_pipe;
430
431 case amd64_sys_select:
432 return gdb_sys_select;
433
434 case amd64_sys_sched_yield:
435 return gdb_sys_sched_yield;
436
437 case amd64_sys_mremap:
438 return gdb_sys_mremap;
439
440 case amd64_sys_msync:
441 return gdb_sys_msync;
442
443 case amd64_sys_mincore:
444 return gdb_sys_mincore;
445
446 case amd64_sys_madvise:
447 return gdb_sys_madvise;
448
449 case amd64_sys_shmget:
450 return gdb_sys_shmget;
451
452 case amd64_sys_shmat:
453 return gdb_sys_shmat;
454
455 case amd64_sys_shmctl:
456 return gdb_sys_shmctl;
457
458 case amd64_sys_dup:
459 return gdb_sys_dup;
460
461 case amd64_sys_dup2:
462 return gdb_sys_dup2;
463
464 case amd64_sys_pause:
465 return gdb_sys_pause;
466
467 case amd64_sys_nanosleep:
468 return gdb_sys_nanosleep;
469
470 case amd64_sys_getitimer:
471 return gdb_sys_getitimer;
472
473 case amd64_sys_alarm:
474 return gdb_sys_alarm;
475
476 case amd64_sys_setitimer:
477 return gdb_sys_setitimer;
478
479 case amd64_sys_getpid:
480 return gdb_sys_getpid;
481
482 case amd64_sys_sendfile64:
483 return gdb_sys_sendfile64;
484
485 case amd64_sys_socket:
486 return gdb_sys_socket;
487
488 case amd64_sys_connect:
489 return gdb_sys_connect;
490
491 case amd64_sys_accept:
492 return gdb_sys_accept;
493
494 case amd64_sys_sendto:
495 return gdb_sys_sendto;
496
497 case amd64_sys_recvfrom:
498 return gdb_sys_recvfrom;
499
500 case amd64_sys_sendmsg:
501 return gdb_sys_sendmsg;
502
503 case amd64_sys_recvmsg:
504 return gdb_sys_recvmsg;
505
506 case amd64_sys_shutdown:
507 return gdb_sys_shutdown;
508
509 case amd64_sys_bind:
510 return gdb_sys_bind;
511
512 case amd64_sys_listen:
513 return gdb_sys_listen;
514
515 case amd64_sys_getsockname:
516 return gdb_sys_getsockname;
517
518 case amd64_sys_getpeername:
519 return gdb_sys_getpeername;
520
521 case amd64_sys_socketpair:
522 return gdb_sys_socketpair;
523
524 case amd64_sys_setsockopt:
525 return gdb_sys_setsockopt;
526
527 case amd64_sys_getsockopt:
528 return gdb_sys_getsockopt;
529
530 case amd64_sys_clone:
531 return gdb_sys_clone;
532
533 case amd64_sys_fork:
534 return gdb_sys_fork;
535
536 case amd64_sys_vfork:
537 return gdb_sys_vfork;
538
539 case amd64_sys_execve:
540 return gdb_sys_execve;
541
542 case amd64_sys_exit:
543 return gdb_sys_exit;
544
545 case amd64_sys_wait4:
546 return gdb_sys_wait4;
547
548 case amd64_sys_kill:
549 return gdb_sys_kill;
550
551 case amd64_sys_uname:
552 return gdb_sys_uname;
553
554 case amd64_sys_semget:
555 return gdb_sys_semget;
556
557 case amd64_sys_semop:
558 return gdb_sys_semop;
559
560 case amd64_sys_semctl:
561 return gdb_sys_semctl;
562
563 case amd64_sys_shmdt:
564 return gdb_sys_shmdt;
565
566 case amd64_sys_msgget:
567 return gdb_sys_msgget;
568
569 case amd64_sys_msgsnd:
570 return gdb_sys_msgsnd;
571
572 case amd64_sys_msgrcv:
573 return gdb_sys_msgrcv;
574
575 case amd64_sys_msgctl:
576 return gdb_sys_msgctl;
577
578 case amd64_sys_fcntl:
579 return gdb_sys_fcntl;
580
581 case amd64_sys_flock:
582 return gdb_sys_flock;
583
584 case amd64_sys_fsync:
585 return gdb_sys_fsync;
586
587 case amd64_sys_fdatasync:
588 return gdb_sys_fdatasync;
589
590 case amd64_sys_truncate:
591 return gdb_sys_truncate;
592
593 case amd64_sys_ftruncate:
594 return gdb_sys_ftruncate;
595
596 case amd64_sys_getdents:
597 return gdb_sys_getdents;
598
599 case amd64_sys_getcwd:
600 return gdb_sys_getcwd;
601
602 case amd64_sys_chdir:
603 return gdb_sys_chdir;
604
605 case amd64_sys_fchdir:
606 return gdb_sys_fchdir;
607
608 case amd64_sys_rename:
609 return gdb_sys_rename;
610
611 case amd64_sys_mkdir:
612 return gdb_sys_mkdir;
613
614 case amd64_sys_rmdir:
615 return gdb_sys_rmdir;
616
617 case amd64_sys_creat:
618 return gdb_sys_creat;
619
620 case amd64_sys_link:
621 return gdb_sys_link;
622
623 case amd64_sys_unlink:
624 return gdb_sys_unlink;
625
626 case amd64_sys_symlink:
627 return gdb_sys_symlink;
628
629 case amd64_sys_readlink:
630 return gdb_sys_readlink;
631
632 case amd64_sys_chmod:
633 return gdb_sys_chmod;
634
635 case amd64_sys_fchmod:
636 return gdb_sys_fchmod;
637
638 case amd64_sys_chown:
639 return gdb_sys_chown;
640
641 case amd64_sys_fchown:
642 return gdb_sys_fchown;
643
644 case amd64_sys_lchown:
645 return gdb_sys_lchown;
646
647 case amd64_sys_umask:
648 return gdb_sys_umask;
649
650 case amd64_sys_gettimeofday:
651 return gdb_sys_gettimeofday;
652
653 case amd64_sys_getrlimit:
654 return gdb_sys_getrlimit;
655
656 case amd64_sys_getrusage:
657 return gdb_sys_getrusage;
658
659 case amd64_sys_sysinfo:
660 return gdb_sys_sysinfo;
661
662 case amd64_sys_times:
663 return gdb_sys_times;
664
665 case amd64_sys_ptrace:
666 return gdb_sys_ptrace;
667
668 case amd64_sys_getuid:
669 return gdb_sys_getuid;
670
671 case amd64_sys_syslog:
672 return gdb_sys_syslog;
673
674 case amd64_sys_getgid:
675 return gdb_sys_getgid;
676
677 case amd64_sys_setuid:
678 return gdb_sys_setuid;
679
680 case amd64_sys_setgid:
681 return gdb_sys_setgid;
682
683 case amd64_sys_geteuid:
684 return gdb_sys_geteuid;
685
686 case amd64_sys_getegid:
687 return gdb_sys_getegid;
688
689 case amd64_sys_setpgid:
690 return gdb_sys_setpgid;
691
692 case amd64_sys_getppid:
693 return gdb_sys_getppid;
694
695 case amd64_sys_getpgrp:
696 return gdb_sys_getpgrp;
697
698 case amd64_sys_setsid:
699 return gdb_sys_setsid;
700
701 case amd64_sys_setreuid:
702 return gdb_sys_setreuid;
703
704 case amd64_sys_setregid:
705 return gdb_sys_setregid;
706
707 case amd64_sys_getgroups:
708 return gdb_sys_getgroups;
709
710 case amd64_sys_setgroups:
711 return gdb_sys_setgroups;
712
713 case amd64_sys_setresuid:
714 return gdb_sys_setresuid;
715
716 case amd64_sys_getresuid:
717 return gdb_sys_getresuid;
718
719 case amd64_sys_setresgid:
720 return gdb_sys_setresgid;
721
722 case amd64_sys_getresgid:
723 return gdb_sys_getresgid;
724
725 case amd64_sys_getpgid:
726 return gdb_sys_getpgid;
727
728 case amd64_sys_setfsuid:
729 return gdb_sys_setfsuid;
730
731 case amd64_sys_setfsgid:
732 return gdb_sys_setfsgid;
733
734 case amd64_sys_getsid:
735 return gdb_sys_getsid;
736
737 case amd64_sys_capget:
738 return gdb_sys_capget;
739
740 case amd64_sys_capset:
741 return gdb_sys_capset;
742
743 case amd64_sys_rt_sigpending:
744 return gdb_sys_rt_sigpending;
745
746 case amd64_sys_rt_sigtimedwait:
747 return gdb_sys_rt_sigtimedwait;
748
749 case amd64_sys_rt_sigqueueinfo:
750 return gdb_sys_rt_sigqueueinfo;
751
752 case amd64_sys_rt_sigsuspend:
753 return gdb_sys_rt_sigsuspend;
754
755 case amd64_sys_sigaltstack:
756 return gdb_sys_sigaltstack;
757
758 case amd64_sys_utime:
759 return gdb_sys_utime;
760
761 case amd64_sys_mknod:
762 return gdb_sys_mknod;
763
764 case amd64_sys_personality:
765 return gdb_sys_personality;
766
767 case amd64_sys_ustat:
768 return gdb_sys_ustat;
769
770 case amd64_sys_statfs:
771 return gdb_sys_statfs;
772
773 case amd64_sys_fstatfs:
774 return gdb_sys_fstatfs;
775
776 case amd64_sys_sysfs:
777 return gdb_sys_sysfs;
778
779 case amd64_sys_getpriority:
780 return gdb_sys_getpriority;
781
782 case amd64_sys_setpriority:
783 return gdb_sys_setpriority;
784
785 case amd64_sys_sched_setparam:
786 return gdb_sys_sched_setparam;
787
788 case amd64_sys_sched_getparam:
789 return gdb_sys_sched_getparam;
790
791 case amd64_sys_sched_setscheduler:
792 return gdb_sys_sched_setscheduler;
793
794 case amd64_sys_sched_getscheduler:
795 return gdb_sys_sched_getscheduler;
796
797 case amd64_sys_sched_get_priority_max:
798 return gdb_sys_sched_get_priority_max;
799
800 case amd64_sys_sched_get_priority_min:
801 return gdb_sys_sched_get_priority_min;
802
803 case amd64_sys_sched_rr_get_interval:
804 return gdb_sys_sched_rr_get_interval;
805
806 case amd64_sys_mlock:
807 return gdb_sys_mlock;
808
809 case amd64_sys_munlock:
810 return gdb_sys_munlock;
811
812 case amd64_sys_mlockall:
813 return gdb_sys_mlockall;
814
815 case amd64_sys_munlockall:
816 return gdb_sys_munlockall;
817
818 case amd64_sys_vhangup:
819 return gdb_sys_vhangup;
820
821 case amd64_sys_modify_ldt:
822 return gdb_sys_modify_ldt;
823
824 case amd64_sys_pivot_root:
825 return gdb_sys_pivot_root;
826
827 case amd64_sys_sysctl:
828 return gdb_sys_sysctl;
829
830 case amd64_sys_prctl:
831 return gdb_sys_prctl;
832
833 case amd64_sys_arch_prctl:
834 return -1; /* Note */
835
836 case amd64_sys_adjtimex:
837 return gdb_sys_adjtimex;
838
839 case amd64_sys_setrlimit:
840 return gdb_sys_setrlimit;
841
842 case amd64_sys_chroot:
843 return gdb_sys_chroot;
844
845 case amd64_sys_sync:
846 return gdb_sys_sync;
847
848 case amd64_sys_acct:
849 return gdb_sys_acct;
850
851 case amd64_sys_settimeofday:
852 return gdb_sys_settimeofday;
853
854 case amd64_sys_mount:
855 return gdb_sys_mount;
856
857 case amd64_sys_umount:
858 return gdb_sys_umount;
859
860 case amd64_sys_swapon:
861 return gdb_sys_swapon;
862
863 case amd64_sys_swapoff:
864 return gdb_sys_swapoff;
865
866 case amd64_sys_reboot:
867 return gdb_sys_reboot;
868
869 case amd64_sys_sethostname:
870 return gdb_sys_sethostname;
871
872 case amd64_sys_setdomainname:
873 return gdb_sys_setdomainname;
874
875 case amd64_sys_iopl:
876 return gdb_sys_iopl;
877
878 case amd64_sys_ioperm:
879 return gdb_sys_ioperm;
880
881 case amd64_sys_init_module:
882 return gdb_sys_init_module;
883
884 case amd64_sys_delete_module:
885 return gdb_sys_delete_module;
886
887 case amd64_sys_quotactl:
888 return gdb_sys_quotactl;
889
890 case amd64_sys_nfsservctl:
891 return gdb_sys_nfsservctl;
892
893 case amd64_sys_gettid:
894 return gdb_sys_gettid;
895
896 case amd64_sys_readahead:
897 return gdb_sys_readahead;
898
899 case amd64_sys_setxattr:
900 return gdb_sys_setxattr;
901
902 case amd64_sys_lsetxattr:
903 return gdb_sys_lsetxattr;
904
905 case amd64_sys_fsetxattr:
906 return gdb_sys_fsetxattr;
907
908 case amd64_sys_getxattr:
909 return gdb_sys_getxattr;
910
911 case amd64_sys_lgetxattr:
912 return gdb_sys_lgetxattr;
913
914 case amd64_sys_fgetxattr:
915 return gdb_sys_fgetxattr;
916
917 case amd64_sys_listxattr:
918 return gdb_sys_listxattr;
919
920 case amd64_sys_llistxattr:
921 return gdb_sys_llistxattr;
922
923 case amd64_sys_flistxattr:
924 return gdb_sys_flistxattr;
925
926 case amd64_sys_removexattr:
927 return gdb_sys_removexattr;
928
929 case amd64_sys_lremovexattr:
930 return gdb_sys_lremovexattr;
931
932 case amd64_sys_fremovexattr:
933 return gdb_sys_fremovexattr;
934
935 case amd64_sys_tkill:
936 return gdb_sys_tkill;
937
938 case amd64_sys_time:
939 return gdb_sys_time;
940
941 case amd64_sys_futex:
942 return gdb_sys_futex;
943
944 case amd64_sys_sched_setaffinity:
945 return gdb_sys_sched_setaffinity;
946
947 case amd64_sys_sched_getaffinity:
948 return gdb_sys_sched_getaffinity;
949
950 case amd64_sys_io_setup:
951 return gdb_sys_io_setup;
952
953 case amd64_sys_io_destroy:
954 return gdb_sys_io_destroy;
955
956 case amd64_sys_io_getevents:
957 return gdb_sys_io_getevents;
958
959 case amd64_sys_io_submit:
960 return gdb_sys_io_submit;
961
962 case amd64_sys_io_cancel:
963 return gdb_sys_io_cancel;
964
965 case amd64_sys_lookup_dcookie:
966 return gdb_sys_lookup_dcookie;
967
968 case amd64_sys_epoll_create:
969 return gdb_sys_epoll_create;
970
971 case amd64_sys_remap_file_pages:
972 return gdb_sys_remap_file_pages;
973
974 case amd64_sys_getdents64:
975 return gdb_sys_getdents64;
976
977 case amd64_sys_set_tid_address:
978 return gdb_sys_set_tid_address;
979
980 case amd64_sys_restart_syscall:
981 return gdb_sys_restart_syscall;
982
983 case amd64_sys_semtimedop:
984 return gdb_sys_semtimedop;
985
986 case amd64_sys_fadvise64:
987 return gdb_sys_fadvise64;
988
989 case amd64_sys_timer_create:
990 return gdb_sys_timer_create;
991
992 case amd64_sys_timer_settime:
993 return gdb_sys_timer_settime;
994
995 case amd64_sys_timer_gettime:
996 return gdb_sys_timer_gettime;
997
998 case amd64_sys_timer_getoverrun:
999 return gdb_sys_timer_getoverrun;
1000
1001 case amd64_sys_timer_delete:
1002 return gdb_sys_timer_delete;
1003
1004 case amd64_sys_clock_settime:
1005 return gdb_sys_clock_settime;
1006
1007 case amd64_sys_clock_gettime:
1008 return gdb_sys_clock_gettime;
1009
1010 case amd64_sys_clock_getres:
1011 return gdb_sys_clock_getres;
1012
1013 case amd64_sys_clock_nanosleep:
1014 return gdb_sys_clock_nanosleep;
1015
1016 case amd64_sys_exit_group:
1017 return gdb_sys_exit_group;
1018
1019 case amd64_sys_epoll_wait:
1020 return gdb_sys_epoll_wait;
1021
1022 case amd64_sys_epoll_ctl:
1023 return gdb_sys_epoll_ctl;
1024
1025 case amd64_sys_tgkill:
1026 return gdb_sys_tgkill;
1027
1028 case amd64_sys_utimes:
1029 return gdb_sys_utimes;
1030
1031 case amd64_sys_mbind:
1032 return gdb_sys_mbind;
1033
1034 case amd64_sys_set_mempolicy:
1035 return gdb_sys_set_mempolicy;
1036
1037 case amd64_sys_get_mempolicy:
1038 return gdb_sys_get_mempolicy;
1039
1040 case amd64_sys_mq_open:
1041 return gdb_sys_mq_open;
1042
1043 case amd64_sys_mq_unlink:
1044 return gdb_sys_mq_unlink;
1045
1046 case amd64_sys_mq_timedsend:
1047 return gdb_sys_mq_timedsend;
1048
1049 case amd64_sys_mq_timedreceive:
1050 return gdb_sys_mq_timedreceive;
1051
1052 case amd64_sys_mq_notify:
1053 return gdb_sys_mq_notify;
1054
1055 case amd64_sys_mq_getsetattr:
1056 return gdb_sys_mq_getsetattr;
1057
1058 case amd64_sys_kexec_load:
1059 return gdb_sys_kexec_load;
1060
1061 case amd64_sys_waitid:
1062 return gdb_sys_waitid;
1063
1064 case amd64_sys_add_key:
1065 return gdb_sys_add_key;
1066
1067 case amd64_sys_request_key:
1068 return gdb_sys_request_key;
1069
1070 case amd64_sys_keyctl:
1071 return gdb_sys_keyctl;
1072
1073 case amd64_sys_ioprio_set:
1074 return gdb_sys_ioprio_set;
1075
1076 case amd64_sys_ioprio_get:
1077 return gdb_sys_ioprio_get;
1078
1079 case amd64_sys_inotify_init:
1080 return gdb_sys_inotify_init;
1081
1082 case amd64_sys_inotify_add_watch:
1083 return gdb_sys_inotify_add_watch;
1084
1085 case amd64_sys_inotify_rm_watch:
1086 return gdb_sys_inotify_rm_watch;
1087
1088 case amd64_sys_migrate_pages:
1089 return gdb_sys_migrate_pages;
1090
1091 case amd64_sys_openat:
1092 return gdb_sys_openat;
1093
1094 case amd64_sys_mkdirat:
1095 return gdb_sys_mkdirat;
1096
1097 case amd64_sys_mknodat:
1098 return gdb_sys_mknodat;
1099
1100 case amd64_sys_fchownat:
1101 return gdb_sys_fchownat;
1102
1103 case amd64_sys_futimesat:
1104 return gdb_sys_futimesat;
1105
1106 case amd64_sys_newfstatat:
1107 return gdb_sys_newfstatat;
1108
1109 case amd64_sys_unlinkat:
1110 return gdb_sys_unlinkat;
1111
1112 case amd64_sys_renameat:
1113 return gdb_sys_renameat;
1114
1115 case amd64_sys_linkat:
1116 return gdb_sys_linkat;
1117
1118 case amd64_sys_symlinkat:
1119 return gdb_sys_symlinkat;
1120
1121 case amd64_sys_readlinkat:
1122 return gdb_sys_readlinkat;
1123
1124 case amd64_sys_fchmodat:
1125 return gdb_sys_fchmodat;
1126
1127 case amd64_sys_faccessat:
1128 return gdb_sys_faccessat;
1129
1130 case amd64_sys_pselect6:
1131 return gdb_sys_pselect6;
1132
1133 case amd64_sys_ppoll:
1134 return gdb_sys_ppoll;
1135
1136 case amd64_sys_unshare:
1137 return gdb_sys_unshare;
1138
1139 case amd64_sys_set_robust_list:
1140 return gdb_sys_set_robust_list;
1141
1142 case amd64_sys_get_robust_list:
1143 return gdb_sys_get_robust_list;
1144
1145 case amd64_sys_splice:
1146 return gdb_sys_splice;
1147
1148 case amd64_sys_tee:
1149 return gdb_sys_tee;
1150
1151 case amd64_sys_sync_file_range:
1152 return gdb_sys_sync_file_range;
1153
1154 case amd64_sys_vmsplice:
1155 return gdb_sys_vmsplice;
1156
1157 case amd64_sys_move_pages:
1158 return gdb_sys_move_pages;
1159
1160 default:
1161 return -1;
1162 }
1163}
1164
cdfbdf30
HZ		 1165/* Parse the arguments of current system call instruction and record
1166 the values of the registers and memory that will be changed into
25ea693b 1167 "record_full_arch_list". This instruction is "syscall".
cdfbdf30
HZ		 1168
1169 Return -1 if something wrong. */
1170
1171static struct linux_record_tdep amd64_linux_record_tdep;
1172
1173#define RECORD_ARCH_GET_FS 0x1003
1174#define RECORD_ARCH_GET_GS 0x1004
1175
952b2d63
HZ		 1176static int
1177amd64_linux_syscall_record (struct regcache *regcache)
1178{
13b6d1d4
MS		 1179 int ret;
1180 ULONGEST syscall_native;
1181 enum gdb_syscall syscall_gdb = -1;
1182
1183 regcache_raw_read_unsigned (regcache, AMD64_RAX_REGNUM, &syscall_native);
952b2d63 1184
cdfbdf30 1185 switch (syscall_native)
952b2d63 1186 {
cdfbdf30
HZ		 1187 case amd64_sys_rt_sigreturn:
1188 if (amd64_all_but_ip_registers_record (regcache))
1189 return -1;
1190 return 0;
1191 break;
1192
1193 case amd64_sys_arch_prctl:
f2c4ead5
MS		 1194 {
1195 ULONGEST arg3;
1196
1197 regcache_raw_read_unsigned (regcache, amd64_linux_record_tdep.arg3,
1198 &arg3);
1199 if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
1200 {
1201 CORE_ADDR addr;
1202
1203 regcache_raw_read_unsigned (regcache,
1204 amd64_linux_record_tdep.arg2,
1205 &addr);
25ea693b
MM		 1206 if (record_full_arch_list_add_mem
1207 (addr, amd64_linux_record_tdep.size_ulong))
f2c4ead5
MS		 1208 return -1;
1209 }
1210 goto record_regs;
1211 }
cdfbdf30 1212 break;
13b6d1d4
MS		 1213 }
1214
cdfbdf30
HZ		 1215 syscall_gdb = amd64_canonicalize_syscall (syscall_native);
1216
13b6d1d4
MS		 1217 if (syscall_gdb < 0)
1218 {
952b2d63 1219 printf_unfiltered (_("Process record and replay target doesn't "
13b6d1d4
MS		 1220 "support syscall number %s\n"),
1221 pulongest (syscall_native));
952b2d63 1222 return -1;
952b2d63 1223 }
13b6d1d4 1224 else
952b2d63 1225 {
13b6d1d4 1226 ret = record_linux_system_call (syscall_gdb, regcache,
952b2d63
HZ		 1227 &amd64_linux_record_tdep);
1228 if (ret)
1229 return ret;
1230 }
1231
13b6d1d4 1232 record_regs:
952b2d63 1233 /* Record the return value of the system call. */
25ea693b 1234 if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
952b2d63 1235 return -1;
25ea693b 1236 if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
952b2d63
HZ		 1237 return -1;
1238
cdfbdf30
HZ		 1239 return 0;
1240}
1241
1242#define AMD64_LINUX_redzone 128
1243#define AMD64_LINUX_xstate 512
1244#define AMD64_LINUX_frame_size 560
1245
70221824 1246static int
cdfbdf30
HZ		 1247amd64_linux_record_signal (struct gdbarch *gdbarch,
1248 struct regcache *regcache,
2ea28649 1249 enum gdb_signal signal)
cdfbdf30
HZ		 1250{
1251 ULONGEST rsp;
1252
1253 if (amd64_all_but_ip_registers_record (regcache))
1254 return -1;
1255
25ea693b 1256 if (record_full_arch_list_add_reg (regcache, AMD64_RIP_REGNUM))
cdfbdf30
HZ		 1257 return -1;
1258
1259 /* Record the change in the stack. */
1260 regcache_raw_read_unsigned (regcache, AMD64_RSP_REGNUM, &rsp);
1261 /* redzone
1262 sp -= 128; */
1263 rsp -= AMD64_LINUX_redzone;
1264 /* This is for xstate.
1265 sp -= sizeof (struct _fpstate); */
1266 rsp -= AMD64_LINUX_xstate;
1267 /* This is for frame_size.
1268 sp -= sizeof (struct rt_sigframe); */
1269 rsp -= AMD64_LINUX_frame_size;
25ea693b 1270 if (record_full_arch_list_add_mem (rsp, AMD64_LINUX_redzone
cdfbdf30
HZ		 1271 + AMD64_LINUX_xstate
1272 + AMD64_LINUX_frame_size))
1273 return -1;
1274
25ea693b 1275 if (record_full_arch_list_add_end ())
cdfbdf30 1276 return -1;
952b2d63
HZ		 1277
1278 return 0;
1279}
1280
90884b2b
L		 1281/* Get Linux/x86 target description from core dump. */
1282
1283static const struct target_desc *
1284amd64_linux_core_read_description (struct gdbarch *gdbarch,
1285 struct target_ops *target,
1286 bfd *abfd)
1287{
90884b2b 1288 /* Linux/x86-64. */
6df81a63 1289 uint64_t xcr0 = i386_linux_core_read_xcr0 (abfd);
f335d1b3
L		 1290 switch ((xcr0 & I386_XSTATE_AVX_MASK))
1291 {
1292 case I386_XSTATE_AVX_MASK:
0288cee2
L		 1293 if (gdbarch_ptr_bit (gdbarch) == 32)
1294 return tdesc_x32_avx_linux;
1295 else
1296 return tdesc_amd64_avx_linux;
f335d1b3 1297 default:
0288cee2
L		 1298 if (gdbarch_ptr_bit (gdbarch) == 32)
1299 return tdesc_x32_linux;
1300 else
1301 return tdesc_amd64_linux;
f335d1b3 1302 }
90884b2b
L		 1303}
1304
2213a65d 1305static void
5a83521a 1306amd64_linux_init_abi_common(struct gdbarch_info info, struct gdbarch *gdbarch)
2213a65d 1307{
c4f35dd8 1308 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
187e21d1 1309
a5ee0f0c
PA		 1310 linux_init_abi (info, gdbarch);
1311
911bc6ee 1312 tdep->sigtramp_p = amd64_linux_sigtramp_p;
51433e4b
MK		 1313 tdep->sigcontext_addr = amd64_linux_sigcontext_addr;
1314 tdep->sc_reg_offset = amd64_linux_sc_reg_offset;
1315 tdep->sc_num_regs = ARRAY_SIZE (amd64_linux_sc_reg_offset);
187e21d1 1316
a055a187
L		 1317 tdep->xsave_xcr0_offset = I386_LINUX_XSAVE_XCR0_OFFSET;
1318
8695c747
DJ		 1319 /* Add the %orig_rax register used for syscall restarting. */
1320 set_gdbarch_write_pc (gdbarch, amd64_linux_write_pc);
90884b2b
L		 1321
1322 tdep->register_reggroup_p = amd64_linux_register_reggroup_p;
8695c747 1323
a96d9b2e
SDJ		 1324 /* Functions for 'catch syscall'. */
1325 set_xml_syscall_file_name (XML_SYSCALL_FILENAME_AMD64);
1326 set_gdbarch_get_syscall_number (gdbarch,
1327 amd64_linux_get_syscall_number);
1328
b2756930
KB		 1329 /* Enable TLS support. */
1330 set_gdbarch_fetch_tls_load_module_address (gdbarch,
1331 svr4_fetch_objfile_link_map);
35669430 1332
872761f4
MS		 1333 /* GNU/Linux uses SVR4-style shared libraries. */
1334 set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
1335
545c08b4
PA		 1336 /* GNU/Linux uses the dynamic linker included in the GNU C Library. */
1337 set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver);
1338
a055a187
L		 1339 /* Install supported register note sections. */
1340 set_gdbarch_core_regset_sections (gdbarch, amd64_linux_regset_sections);
1341
90884b2b
L		 1342 set_gdbarch_core_read_description (gdbarch,
1343 amd64_linux_core_read_description);
1344
35669430
DE		 1345 /* Displaced stepping. */
1346 set_gdbarch_displaced_step_copy_insn (gdbarch,
1347 amd64_displaced_step_copy_insn);
1348 set_gdbarch_displaced_step_fixup (gdbarch, amd64_displaced_step_fixup);
1349 set_gdbarch_displaced_step_free_closure (gdbarch,
1350 simple_displaced_step_free_closure);
1351 set_gdbarch_displaced_step_location (gdbarch,
1352 displaced_step_at_entry_point);
4aa995e1
PA		 1353
1354 set_gdbarch_get_siginfo_type (gdbarch, linux_get_siginfo_type);
952b2d63
HZ		 1355
1356 set_gdbarch_process_record (gdbarch, i386_process_record);
cdfbdf30 1357 set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal);
952b2d63
HZ		 1358
1359 /* Initialize the amd64_linux_record_tdep. */
1360 /* These values are the size of the type that will be used in a system
1361 call. They are obtained from Linux Kernel source. */
1362 amd64_linux_record_tdep.size_pointer
1363 = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT;
1364 amd64_linux_record_tdep.size__old_kernel_stat = 32;
1365 amd64_linux_record_tdep.size_tms = 32;
1366 amd64_linux_record_tdep.size_loff_t = 8;
1367 amd64_linux_record_tdep.size_flock = 32;
1368 amd64_linux_record_tdep.size_oldold_utsname = 45;
1369 amd64_linux_record_tdep.size_ustat = 32;
1370 /* ADM64 doesn't need this size because it doesn't have sys_sigaction
1371 but sys_rt_sigaction. */
1372 amd64_linux_record_tdep.size_old_sigaction = 152;
1373 /* ADM64 doesn't need this size because it doesn't have sys_sigpending
1374 but sys_rt_sigpending. */
1375 amd64_linux_record_tdep.size_old_sigset_t = 128;
1376 amd64_linux_record_tdep.size_rlimit = 16;
1377 amd64_linux_record_tdep.size_rusage = 144;
1378 amd64_linux_record_tdep.size_timeval = 16;
1379 amd64_linux_record_tdep.size_timezone = 8;
1380 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
1381 but sys_getgroups. */
1382 amd64_linux_record_tdep.size_old_gid_t = 2;
1383 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
1384 but sys_getresuid. */
1385 amd64_linux_record_tdep.size_old_uid_t = 2;
1386 amd64_linux_record_tdep.size_fd_set = 128;
1387 amd64_linux_record_tdep.size_dirent = 280;
1388 amd64_linux_record_tdep.size_dirent64 = 280;
1389 amd64_linux_record_tdep.size_statfs = 120;
1390 amd64_linux_record_tdep.size_statfs64 = 120;
1391 amd64_linux_record_tdep.size_sockaddr = 16;
1392 amd64_linux_record_tdep.size_int
1393 = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT;
1394 amd64_linux_record_tdep.size_long
1395 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
1396 amd64_linux_record_tdep.size_ulong
1397 = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
1398 amd64_linux_record_tdep.size_msghdr = 56;
1399 amd64_linux_record_tdep.size_itimerval = 32;
1400 amd64_linux_record_tdep.size_stat = 144;
1401 amd64_linux_record_tdep.size_old_utsname = 325;
1402 amd64_linux_record_tdep.size_sysinfo = 112;
1403 amd64_linux_record_tdep.size_msqid_ds = 120;
1404 amd64_linux_record_tdep.size_shmid_ds = 112;
1405 amd64_linux_record_tdep.size_new_utsname = 390;
1406 amd64_linux_record_tdep.size_timex = 208;
1407 amd64_linux_record_tdep.size_mem_dqinfo = 24;
1408 amd64_linux_record_tdep.size_if_dqblk = 72;
1409 amd64_linux_record_tdep.size_fs_quota_stat = 80;
1410 amd64_linux_record_tdep.size_timespec = 16;
1411 amd64_linux_record_tdep.size_pollfd = 8;
1412 amd64_linux_record_tdep.size_NFS_FHSIZE = 32;
1413 amd64_linux_record_tdep.size_knfsd_fh = 132;
1414 amd64_linux_record_tdep.size_TASK_COMM_LEN = 16;
1415 amd64_linux_record_tdep.size_sigaction = 152;
1416 amd64_linux_record_tdep.size_sigset_t = 128;
1417 amd64_linux_record_tdep.size_siginfo_t = 128;
1418 amd64_linux_record_tdep.size_cap_user_data_t = 8;
1419 amd64_linux_record_tdep.size_stack_t = 24;
1420 amd64_linux_record_tdep.size_off_t = 8;
1421 amd64_linux_record_tdep.size_stat64 = 144;
1422 amd64_linux_record_tdep.size_gid_t = 4;
1423 amd64_linux_record_tdep.size_uid_t = 4;
1424 amd64_linux_record_tdep.size_PAGE_SIZE = 4096;
1425 amd64_linux_record_tdep.size_flock64 = 32;
1426 amd64_linux_record_tdep.size_user_desc = 16;
1427 amd64_linux_record_tdep.size_io_event = 32;
1428 amd64_linux_record_tdep.size_iocb = 64;
1429 amd64_linux_record_tdep.size_epoll_event = 12;
1430 amd64_linux_record_tdep.size_itimerspec = 32;
1431 amd64_linux_record_tdep.size_mq_attr = 64;
1432 amd64_linux_record_tdep.size_siginfo = 128;
1433 amd64_linux_record_tdep.size_termios = 60;
1434 amd64_linux_record_tdep.size_termios2 = 44;
1435 amd64_linux_record_tdep.size_pid_t = 4;
1436 amd64_linux_record_tdep.size_winsize = 8;
1437 amd64_linux_record_tdep.size_serial_struct = 72;
1438 amd64_linux_record_tdep.size_serial_icounter_struct = 80;
1439 amd64_linux_record_tdep.size_hayes_esp_config = 12;
1440 amd64_linux_record_tdep.size_size_t = 8;
1441 amd64_linux_record_tdep.size_iovec = 16;
1442
1443 /* These values are the second argument of system call "sys_ioctl".
1444 They are obtained from Linux Kernel source. */
1445 amd64_linux_record_tdep.ioctl_TCGETS = 0x5401;
1446 amd64_linux_record_tdep.ioctl_TCSETS = 0x5402;
1447 amd64_linux_record_tdep.ioctl_TCSETSW = 0x5403;
1448 amd64_linux_record_tdep.ioctl_TCSETSF = 0x5404;
1449 amd64_linux_record_tdep.ioctl_TCGETA = 0x5405;
1450 amd64_linux_record_tdep.ioctl_TCSETA = 0x5406;
1451 amd64_linux_record_tdep.ioctl_TCSETAW = 0x5407;
1452 amd64_linux_record_tdep.ioctl_TCSETAF = 0x5408;
1453 amd64_linux_record_tdep.ioctl_TCSBRK = 0x5409;
1454 amd64_linux_record_tdep.ioctl_TCXONC = 0x540A;
1455 amd64_linux_record_tdep.ioctl_TCFLSH = 0x540B;
1456 amd64_linux_record_tdep.ioctl_TIOCEXCL = 0x540C;
1457 amd64_linux_record_tdep.ioctl_TIOCNXCL = 0x540D;
1458 amd64_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E;
1459 amd64_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F;
1460 amd64_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410;
1461 amd64_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411;
1462 amd64_linux_record_tdep.ioctl_TIOCSTI = 0x5412;
1463 amd64_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413;
1464 amd64_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414;
1465 amd64_linux_record_tdep.ioctl_TIOCMGET = 0x5415;
1466 amd64_linux_record_tdep.ioctl_TIOCMBIS = 0x5416;
1467 amd64_linux_record_tdep.ioctl_TIOCMBIC = 0x5417;
1468 amd64_linux_record_tdep.ioctl_TIOCMSET = 0x5418;
1469 amd64_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419;
1470 amd64_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A;
1471 amd64_linux_record_tdep.ioctl_FIONREAD = 0x541B;
1472 amd64_linux_record_tdep.ioctl_TIOCINQ
1473 = amd64_linux_record_tdep.ioctl_FIONREAD;
1474 amd64_linux_record_tdep.ioctl_TIOCLINUX = 0x541C;
1475 amd64_linux_record_tdep.ioctl_TIOCCONS = 0x541D;
1476 amd64_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E;
1477 amd64_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F;
1478 amd64_linux_record_tdep.ioctl_TIOCPKT = 0x5420;
1479 amd64_linux_record_tdep.ioctl_FIONBIO = 0x5421;
1480 amd64_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422;
1481 amd64_linux_record_tdep.ioctl_TIOCSETD = 0x5423;
1482 amd64_linux_record_tdep.ioctl_TIOCGETD = 0x5424;
1483 amd64_linux_record_tdep.ioctl_TCSBRKP = 0x5425;
1484 amd64_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426;
1485 amd64_linux_record_tdep.ioctl_TIOCSBRK = 0x5427;
1486 amd64_linux_record_tdep.ioctl_TIOCCBRK = 0x5428;
1487 amd64_linux_record_tdep.ioctl_TIOCGSID = 0x5429;
1488 amd64_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a;
1489 amd64_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b;
1490 amd64_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c;
1491 amd64_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d;
1492 amd64_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430;
1493 amd64_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431;
1494 amd64_linux_record_tdep.ioctl_FIONCLEX = 0x5450;
1495 amd64_linux_record_tdep.ioctl_FIOCLEX = 0x5451;
1496 amd64_linux_record_tdep.ioctl_FIOASYNC = 0x5452;
1497 amd64_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453;
1498 amd64_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454;
1499 amd64_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455;
1500 amd64_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456;
1501 amd64_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457;
1502 amd64_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458;
1503 amd64_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459;
1504 amd64_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A;
1505 amd64_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B;
1506 amd64_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C;
1507 amd64_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D;
1508 amd64_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E;
1509 amd64_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F;
1510 amd64_linux_record_tdep.ioctl_FIOQSIZE = 0x5460;
1511
1512 /* These values are the second argument of system call "sys_fcntl"
1513 and "sys_fcntl64". They are obtained from Linux Kernel source. */
1514 amd64_linux_record_tdep.fcntl_F_GETLK = 5;
1515 amd64_linux_record_tdep.fcntl_F_GETLK64 = 12;
1516 amd64_linux_record_tdep.fcntl_F_SETLK64 = 13;
1517 amd64_linux_record_tdep.fcntl_F_SETLKW64 = 14;
1518
1519 amd64_linux_record_tdep.arg1 = AMD64_RDI_REGNUM;
1520 amd64_linux_record_tdep.arg2 = AMD64_RSI_REGNUM;
1521 amd64_linux_record_tdep.arg3 = AMD64_RDX_REGNUM;
1522 amd64_linux_record_tdep.arg4 = AMD64_R10_REGNUM;
1523 amd64_linux_record_tdep.arg5 = AMD64_R8_REGNUM;
1524 amd64_linux_record_tdep.arg6 = AMD64_R9_REGNUM;
1525
1526 tdep->i386_syscall_record = amd64_linux_syscall_record;
2213a65d 1527}
5a83521a
MK		 1528
1529static void
1530amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
1531{
1532 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
1533 const struct target_desc *tdesc = info.target_desc;
1534 struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
1535 const struct tdesc_feature *feature;
1536 int valid_p;
1537
1538 gdb_assert (tdesc_data);
1539
1540 tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
1541 tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
1542 tdep->sizeof_gregset = 27 * 8;
1543
1544 amd64_init_abi (info, gdbarch);
1545
1546 /* Reserve a number for orig_rax. */
1547 set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
1548
1549 if (! tdesc_has_registers (tdesc))
1550 tdesc = tdesc_amd64_linux;
1551 tdep->tdesc = tdesc;
1552
1553 feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
1554 if (feature == NULL)
1555 return;
1556
1557 valid_p = tdesc_numbered_register (feature, tdesc_data,
1558 AMD64_LINUX_ORIG_RAX_REGNUM,
1559 "orig_rax");
1560 if (!valid_p)
1561 return;
1562
1563 amd64_linux_init_abi_common (info, gdbarch);
1564
1565 /* GNU/Linux uses SVR4-style shared libraries. */
1566 set_solib_svr4_fetch_link_map_offsets
1567 (gdbarch, svr4_lp64_fetch_link_map_offsets);
1568}
1569
1570static void
1571amd64_x32_linux_init_abi(struct gdbarch_info info, struct gdbarch *gdbarch)
1572{
1573 struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
1574 const struct target_desc *tdesc = info.target_desc;
1575 struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
1576 const struct tdesc_feature *feature;
1577 int valid_p;
1578
1579 gdb_assert (tdesc_data);
1580
1581 tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
1582 tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
1583 tdep->sizeof_gregset = 27 * 8;
1584
1585 amd64_x32_init_abi (info, gdbarch);
1586
1587 /* Reserve a number for orig_rax. */
1588 set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
1589
1590 if (! tdesc_has_registers (tdesc))
1591 tdesc = tdesc_x32_linux;
1592 tdep->tdesc = tdesc;
1593
1594 feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
1595 if (feature == NULL)
1596 return;
1597
1598 valid_p = tdesc_numbered_register (feature, tdesc_data,
1599 AMD64_LINUX_ORIG_RAX_REGNUM,
1600 "orig_rax");
1601 if (!valid_p)
1602 return;
1603
1604 amd64_linux_init_abi_common (info, gdbarch);
1605
1606 /* GNU/Linux uses SVR4-style shared libraries. */
1607 set_solib_svr4_fetch_link_map_offsets
1608 (gdbarch, svr4_ilp32_fetch_link_map_offsets);
1609}
c4f35dd8 1610\f
2213a65d
MK		 1611
1612/* Provide a prototype to silence -Wmissing-prototypes. */
51433e4b 1613extern void _initialize_amd64_linux_tdep (void);
2213a65d
MK		 1614
1615void
51433e4b 1616_initialize_amd64_linux_tdep (void)
2213a65d 1617{
51433e4b
MK		 1618 gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
1619 GDB_OSABI_LINUX, amd64_linux_init_abi);
5a83521a
MK		 1620 gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x64_32,
1621 GDB_OSABI_LINUX, amd64_x32_linux_init_abi);
90884b2b 1622
0963b4bd 1623 /* Initialize the Linux target description. */
90884b2b 1624 initialize_tdesc_amd64_linux ();
a055a187 1625 initialize_tdesc_amd64_avx_linux ();
70af3797
PA		 1626 initialize_tdesc_x32_linux ();
1627 initialize_tdesc_x32_avx_linux ();
2213a65d 1628}
GDB Binutils - Deliverables
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