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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.2/] [gdb/] [amd64-linux-tdep.c] - Blame information for rev 330

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1 330 jeremybenn
/* Target-dependent code for GNU/Linux x86-64.
2
 
3
   Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
4
   Free Software Foundation, Inc.
5
   Contributed by Jiri Smid, SuSE Labs.
6
 
7
   This file is part of GDB.
8
 
9
   This program is free software; you can redistribute it and/or modify
10
   it under the terms of the GNU General Public License as published by
11
   the Free Software Foundation; either version 3 of the License, or
12
   (at your option) any later version.
13
 
14
   This program is distributed in the hope that it will be useful,
15
   but WITHOUT ANY WARRANTY; without even the implied warranty of
16
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
   GNU General Public License for more details.
18
 
19
   You should have received a copy of the GNU General Public License
20
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
21
 
22
#include "defs.h"
23
#include "arch-utils.h"
24
#include "frame.h"
25
#include "gdbcore.h"
26
#include "regcache.h"
27
#include "osabi.h"
28
#include "symtab.h"
29
#include "gdbtypes.h"
30
#include "reggroups.h"
31
#include "regset.h"
32
#include "amd64-linux-tdep.h"
33
#include "i386-linux-tdep.h"
34
#include "linux-tdep.h"
35
#include "i386-xstate.h"
36
 
37
#include "gdb_string.h"
38
 
39
#include "amd64-tdep.h"
40
#include "solib-svr4.h"
41
#include "xml-syscall.h"
42
 
43
#include "features/i386/amd64-linux.c"
44
#include "features/i386/amd64-avx-linux.c"
45
 
46
/* The syscall's XML filename for i386.  */
47
#define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
48
 
49
#include "record.h"
50
#include "linux-record.h"
51
 
52
/* Supported register note sections.  */
53
static struct core_regset_section amd64_linux_regset_sections[] =
54
{
55
  { ".reg", 27 * 8, "general-purpose" },
56
  { ".reg2", 512, "floating-point" },
57
  { ".reg-xstate", I386_XSTATE_MAX_SIZE, "XSAVE extended state" },
58
  { NULL, 0 }
59
};
60
 
61
/* Mapping between the general-purpose registers in `struct user'
62
   format and GDB's register cache layout.  */
63
 
64
/* From <sys/reg.h>.  */
65
int amd64_linux_gregset_reg_offset[] =
66
{
67
  10 * 8,                       /* %rax */
68
  5 * 8,                        /* %rbx */
69
  11 * 8,                       /* %rcx */
70
  12 * 8,                       /* %rdx */
71
  13 * 8,                       /* %rsi */
72
  14 * 8,                       /* %rdi */
73
  4 * 8,                        /* %rbp */
74
  19 * 8,                       /* %rsp */
75
  9 * 8,                        /* %r8 ... */
76
  8 * 8,
77
  7 * 8,
78
  6 * 8,
79
  3 * 8,
80
  2 * 8,
81
  1 * 8,
82
 
83
  16 * 8,                       /* %rip */
84
  18 * 8,                       /* %eflags */
85
  17 * 8,                       /* %cs */
86
  20 * 8,                       /* %ss */
87
  23 * 8,                       /* %ds */
88
  24 * 8,                       /* %es */
89
  25 * 8,                       /* %fs */
90
  26 * 8,                       /* %gs */
91
  -1, -1, -1, -1, -1, -1, -1, -1,
92
  -1, -1, -1, -1, -1, -1, -1, -1,
93
  -1, -1, -1, -1, -1, -1, -1, -1,
94
  -1, -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,
97
  15 * 8                        /* "orig_rax" */
98
};
99
 
100
 
101
/* Support for signal handlers.  */
102
 
103
#define LINUX_SIGTRAMP_INSN0    0x48    /* mov $NNNNNNNN, %rax */
104
#define LINUX_SIGTRAMP_OFFSET0  0
105
#define LINUX_SIGTRAMP_INSN1    0x0f    /* syscall */
106
#define LINUX_SIGTRAMP_OFFSET1  7
107
 
108
static const gdb_byte linux_sigtramp_code[] =
109
{
110
  /* mov $__NR_rt_sigreturn, %rax */
111
  LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
112
  /* syscall */
113
  LINUX_SIGTRAMP_INSN1, 0x05
114
};
115
 
116
#define LINUX_SIGTRAMP_LEN (sizeof linux_sigtramp_code)
117
 
118
/* If PC is in a sigtramp routine, return the address of the start of
119
   the routine.  Otherwise, return 0.  */
120
 
121
static CORE_ADDR
122
amd64_linux_sigtramp_start (struct frame_info *this_frame)
123
{
124
  CORE_ADDR pc = get_frame_pc (this_frame);
125
  gdb_byte buf[LINUX_SIGTRAMP_LEN];
126
 
127
  /* We only recognize a signal trampoline if PC is at the start of
128
     one of the two instructions.  We optimize for finding the PC at
129
     the start, as will be the case when the trampoline is not the
130
     first frame on the stack.  We assume that in the case where the
131
     PC is not at the start of the instruction sequence, there will be
132
     a few trailing readable bytes on the stack.  */
133
 
134
  if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
135
    return 0;
136
 
137
  if (buf[0] != LINUX_SIGTRAMP_INSN0)
138
    {
139
      if (buf[0] != LINUX_SIGTRAMP_INSN1)
140
        return 0;
141
 
142
      pc -= LINUX_SIGTRAMP_OFFSET1;
143
      if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
144
        return 0;
145
    }
146
 
147
  if (memcmp (buf, linux_sigtramp_code, LINUX_SIGTRAMP_LEN) != 0)
148
    return 0;
149
 
150
  return pc;
151
}
152
 
153
/* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
154
   routine.  */
155
 
156
static int
157
amd64_linux_sigtramp_p (struct frame_info *this_frame)
158
{
159
  CORE_ADDR pc = get_frame_pc (this_frame);
160
  char *name;
161
 
162
  find_pc_partial_function (pc, &name, NULL, NULL);
163
 
164
  /* If we have NAME, we can optimize the search.  The trampoline is
165
     named __restore_rt.  However, it isn't dynamically exported from
166
     the shared C library, so the trampoline may appear to be part of
167
     the preceding function.  This should always be sigaction,
168
     __sigaction, or __libc_sigaction (all aliases to the same
169
     function).  */
170
  if (name == NULL || strstr (name, "sigaction") != NULL)
171
    return (amd64_linux_sigtramp_start (this_frame) != 0);
172
 
173
  return (strcmp ("__restore_rt", name) == 0);
174
}
175
 
176
/* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>.  */
177
#define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
178
 
179
/* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
180
   address of the associated sigcontext structure.  */
181
 
182
static CORE_ADDR
183
amd64_linux_sigcontext_addr (struct frame_info *this_frame)
184
{
185
  struct gdbarch *gdbarch = get_frame_arch (this_frame);
186
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
187
  CORE_ADDR sp;
188
  gdb_byte buf[8];
189
 
190
  get_frame_register (this_frame, AMD64_RSP_REGNUM, buf);
191
  sp = extract_unsigned_integer (buf, 8, byte_order);
192
 
193
  /* The sigcontext structure is part of the user context.  A pointer
194
     to the user context is passed as the third argument to the signal
195
     handler, i.e. in %rdx.  Unfortunately %rdx isn't preserved across
196
     function calls so we can't use it.  Fortunately the user context
197
     is part of the signal frame and the unwound %rsp directly points
198
     at it.  */
199
  return sp + AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
200
}
201
 
202
 
203
static LONGEST
204
amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
205
                                ptid_t ptid)
206
{
207
  struct regcache *regcache = get_thread_regcache (ptid);
208
  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
209
  /* The content of a register.  */
210
  gdb_byte buf[8];
211
  /* The result.  */
212
  LONGEST ret;
213
 
214
  /* Getting the system call number from the register.
215
     When dealing with x86_64 architecture, this information
216
     is stored at %rax register.  */
217
  regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf);
218
 
219
  ret = extract_signed_integer (buf, 8, byte_order);
220
 
221
  return ret;
222
}
223
 
224
 
225
/* From <asm/sigcontext.h>.  */
226
static int amd64_linux_sc_reg_offset[] =
227
{
228
  13 * 8,                       /* %rax */
229
  11 * 8,                       /* %rbx */
230
  14 * 8,                       /* %rcx */
231
  12 * 8,                       /* %rdx */
232
  9 * 8,                        /* %rsi */
233
  8 * 8,                        /* %rdi */
234
  10 * 8,                       /* %rbp */
235
  15 * 8,                       /* %rsp */
236
 
237
  1 * 8,                        /* %r9 */
238
  2 * 8,                        /* %r10 */
239
  3 * 8,                        /* %r11 */
240
  4 * 8,                        /* %r12 */
241
  5 * 8,                        /* %r13 */
242
  6 * 8,                        /* %r14 */
243
  7 * 8,                        /* %r15 */
244
  16 * 8,                       /* %rip */
245
  17 * 8,                       /* %eflags */
246
 
247
  /* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are
248
     available in `struct sigcontext'.  However, they only occupy two
249
     bytes instead of four, which makes using them here rather
250
     difficult.  Leave them out for now.  */
251
  -1,                           /* %cs */
252
  -1,                           /* %ss */
253
  -1,                           /* %ds */
254
  -1,                           /* %es */
255
  -1,                           /* %fs */
256
  -1                            /* %gs */
257
};
258
 
259
static int
260
amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
261
                                 struct reggroup *group)
262
{
263
  if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM)
264
    return (group == system_reggroup
265
            || group == save_reggroup
266
            || group == restore_reggroup);
267
  return i386_register_reggroup_p (gdbarch, regnum, group);
268
}
269
 
270
/* Set the program counter for process PTID to PC.  */
271
 
272
static void
273
amd64_linux_write_pc (struct regcache *regcache, CORE_ADDR pc)
274
{
275
  regcache_cooked_write_unsigned (regcache, AMD64_RIP_REGNUM, pc);
276
 
277
  /* We must be careful with modifying the program counter.  If we
278
     just interrupted a system call, the kernel might try to restart
279
     it when we resume the inferior.  On restarting the system call,
280
     the kernel will try backing up the program counter even though it
281
     no longer points at the system call.  This typically results in a
282
     SIGSEGV or SIGILL.  We can prevent this by writing `-1' in the
283
     "orig_rax" pseudo-register.
284
 
285
     Note that "orig_rax" is saved when setting up a dummy call frame.
286
     This means that it is properly restored when that frame is
287
     popped, and that the interrupted system call will be restarted
288
     when we resume the inferior on return from a function call from
289
     within GDB.  In all other cases the system call will not be
290
     restarted.  */
291
  regcache_cooked_write_unsigned (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, -1);
292
}
293
 
294
/* Record all registers but IP register for process-record.  */
295
 
296
static int
297
amd64_all_but_ip_registers_record (struct regcache *regcache)
298
{
299
  if (record_arch_list_add_reg (regcache, AMD64_RAX_REGNUM))
300
    return -1;
301
  if (record_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
302
    return -1;
303
  if (record_arch_list_add_reg (regcache, AMD64_RDX_REGNUM))
304
    return -1;
305
  if (record_arch_list_add_reg (regcache, AMD64_RBX_REGNUM))
306
    return -1;
307
  if (record_arch_list_add_reg (regcache, AMD64_RSP_REGNUM))
308
    return -1;
309
  if (record_arch_list_add_reg (regcache, AMD64_RBP_REGNUM))
310
    return -1;
311
  if (record_arch_list_add_reg (regcache, AMD64_RSI_REGNUM))
312
    return -1;
313
  if (record_arch_list_add_reg (regcache, AMD64_RDI_REGNUM))
314
    return -1;
315
  if (record_arch_list_add_reg (regcache, AMD64_R8_REGNUM))
316
    return -1;
317
  if (record_arch_list_add_reg (regcache, AMD64_R9_REGNUM))
318
    return -1;
319
  if (record_arch_list_add_reg (regcache, AMD64_R10_REGNUM))
320
    return -1;
321
  if (record_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
322
    return -1;
323
  if (record_arch_list_add_reg (regcache, AMD64_R12_REGNUM))
324
    return -1;
325
  if (record_arch_list_add_reg (regcache, AMD64_R13_REGNUM))
326
    return -1;
327
  if (record_arch_list_add_reg (regcache, AMD64_R14_REGNUM))
328
    return -1;
329
  if (record_arch_list_add_reg (regcache, AMD64_R15_REGNUM))
330
    return -1;
331
  if (record_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM))
332
    return -1;
333
 
334
  return 0;
335
}
336
 
337
/* amd64_canonicalize_syscall maps from the native amd64 Linux set
338
   of syscall ids into a canonical set of syscall ids used by
339
   process record.  */
340
 
341
static enum gdb_syscall
342
amd64_canonicalize_syscall (enum amd64_syscall syscall)
343
{
344
  switch (syscall) {
345
  case amd64_sys_read:
346
    return gdb_sys_read;
347
 
348
  case amd64_sys_write:
349
    return gdb_sys_write;
350
 
351
  case amd64_sys_open:
352
    return gdb_sys_open;
353
 
354
  case amd64_sys_close:
355
    return gdb_sys_close;
356
 
357
  case amd64_sys_newstat:
358
    return gdb_sys_newstat;
359
 
360
  case amd64_sys_newfstat:
361
    return gdb_sys_newfstat;
362
 
363
  case amd64_sys_newlstat:
364
    return gdb_sys_newlstat;
365
 
366
  case amd64_sys_poll:
367
    return gdb_sys_poll;
368
 
369
  case amd64_sys_lseek:
370
    return gdb_sys_lseek;
371
 
372
  case amd64_sys_mmap:
373
    return gdb_sys_mmap2;
374
 
375
  case amd64_sys_mprotect:
376
    return gdb_sys_mprotect;
377
 
378
  case amd64_sys_munmap:
379
    return gdb_sys_munmap;
380
 
381
  case amd64_sys_brk:
382
    return gdb_sys_brk;
383
 
384
  case amd64_sys_rt_sigaction:
385
    return gdb_sys_rt_sigaction;
386
 
387
  case amd64_sys_rt_sigprocmask:
388
    return gdb_sys_rt_sigprocmask;
389
 
390
  case amd64_sys_rt_sigreturn:
391
    return gdb_sys_rt_sigreturn;
392
 
393
  case amd64_sys_ioctl:
394
    return gdb_sys_ioctl;
395
 
396
  case amd64_sys_pread64:
397
    return gdb_sys_pread64;
398
 
399
  case amd64_sys_pwrite64:
400
    return gdb_sys_pwrite64;
401
 
402
  case amd64_sys_readv:
403
    return gdb_sys_readv;
404
 
405
  case amd64_sys_writev:
406
    return gdb_sys_writev;
407
 
408
  case amd64_sys_access:
409
    return gdb_sys_access;
410
 
411
  case amd64_sys_pipe:
412
    return gdb_sys_pipe;
413
 
414
  case amd64_sys_select:
415
    return gdb_sys_select;
416
 
417
  case amd64_sys_sched_yield:
418
    return gdb_sys_sched_yield;
419
 
420
  case amd64_sys_mremap:
421
    return gdb_sys_mremap;
422
 
423
  case amd64_sys_msync:
424
    return gdb_sys_msync;
425
 
426
  case amd64_sys_mincore:
427
    return gdb_sys_mincore;
428
 
429
  case amd64_sys_madvise:
430
    return gdb_sys_madvise;
431
 
432
  case amd64_sys_shmget:
433
    return gdb_sys_shmget;
434
 
435
  case amd64_sys_shmat:
436
    return gdb_sys_shmat;
437
 
438
  case amd64_sys_shmctl:
439
    return gdb_sys_shmctl;
440
 
441
  case amd64_sys_dup:
442
    return gdb_sys_dup;
443
 
444
  case amd64_sys_dup2:
445
    return gdb_sys_dup2;
446
 
447
  case amd64_sys_pause:
448
    return gdb_sys_pause;
449
 
450
  case amd64_sys_nanosleep:
451
    return gdb_sys_nanosleep;
452
 
453
  case amd64_sys_getitimer:
454
    return gdb_sys_getitimer;
455
 
456
  case amd64_sys_alarm:
457
    return gdb_sys_alarm;
458
 
459
  case amd64_sys_setitimer:
460
    return gdb_sys_setitimer;
461
 
462
  case amd64_sys_getpid:
463
    return gdb_sys_getpid;
464
 
465
  case amd64_sys_sendfile64:
466
    return gdb_sys_sendfile64;
467
 
468
  case amd64_sys_socket:
469
    return gdb_sys_socket;
470
 
471
  case amd64_sys_connect:
472
    return gdb_sys_connect;
473
 
474
  case amd64_sys_accept:
475
    return gdb_sys_accept;
476
 
477
  case amd64_sys_sendto:
478
    return gdb_sys_sendto;
479
 
480
  case amd64_sys_recvfrom:
481
    return gdb_sys_recvfrom;
482
 
483
  case amd64_sys_sendmsg:
484
    return gdb_sys_sendmsg;
485
 
486
  case amd64_sys_recvmsg:
487
    return gdb_sys_recvmsg;
488
 
489
  case amd64_sys_shutdown:
490
    return gdb_sys_shutdown;
491
 
492
  case amd64_sys_bind:
493
    return gdb_sys_bind;
494
 
495
  case amd64_sys_listen:
496
    return gdb_sys_listen;
497
 
498
  case amd64_sys_getsockname:
499
    return gdb_sys_getsockname;
500
 
501
  case amd64_sys_getpeername:
502
    return gdb_sys_getpeername;
503
 
504
  case amd64_sys_socketpair:
505
    return gdb_sys_socketpair;
506
 
507
  case amd64_sys_setsockopt:
508
    return gdb_sys_setsockopt;
509
 
510
  case amd64_sys_getsockopt:
511
    return gdb_sys_getsockopt;
512
 
513
  case amd64_sys_clone:
514
    return gdb_sys_clone;
515
 
516
  case amd64_sys_fork:
517
    return gdb_sys_fork;
518
 
519
  case amd64_sys_vfork:
520
    return gdb_sys_vfork;
521
 
522
  case amd64_sys_execve:
523
    return gdb_sys_execve;
524
 
525
  case amd64_sys_exit:
526
    return gdb_sys_exit;
527
 
528
  case amd64_sys_wait4:
529
    return gdb_sys_wait4;
530
 
531
  case amd64_sys_kill:
532
    return gdb_sys_kill;
533
 
534
  case amd64_sys_uname:
535
    return gdb_sys_uname;
536
 
537
  case amd64_sys_semget:
538
    return gdb_sys_semget;
539
 
540
  case amd64_sys_semop:
541
    return gdb_sys_semop;
542
 
543
  case amd64_sys_semctl:
544
    return gdb_sys_semctl;
545
 
546
  case amd64_sys_shmdt:
547
    return gdb_sys_shmdt;
548
 
549
  case amd64_sys_msgget:
550
    return gdb_sys_msgget;
551
 
552
  case amd64_sys_msgsnd:
553
    return gdb_sys_msgsnd;
554
 
555
  case amd64_sys_msgrcv:
556
    return gdb_sys_msgrcv;
557
 
558
  case amd64_sys_msgctl:
559
    return gdb_sys_msgctl;
560
 
561
  case amd64_sys_fcntl:
562
    return gdb_sys_fcntl;
563
 
564
  case amd64_sys_flock:
565
    return gdb_sys_flock;
566
 
567
  case amd64_sys_fsync:
568
    return gdb_sys_fsync;
569
 
570
  case amd64_sys_fdatasync:
571
    return gdb_sys_fdatasync;
572
 
573
  case amd64_sys_truncate:
574
    return gdb_sys_truncate;
575
 
576
  case amd64_sys_ftruncate:
577
    return gdb_sys_ftruncate;
578
 
579
  case amd64_sys_getdents:
580
    return gdb_sys_getdents;
581
 
582
  case amd64_sys_getcwd:
583
    return gdb_sys_getcwd;
584
 
585
  case amd64_sys_chdir:
586
    return gdb_sys_chdir;
587
 
588
  case amd64_sys_fchdir:
589
    return gdb_sys_fchdir;
590
 
591
  case amd64_sys_rename:
592
    return gdb_sys_rename;
593
 
594
  case amd64_sys_mkdir:
595
    return gdb_sys_mkdir;
596
 
597
  case amd64_sys_rmdir:
598
    return gdb_sys_rmdir;
599
 
600
  case amd64_sys_creat:
601
    return gdb_sys_creat;
602
 
603
  case amd64_sys_link:
604
    return gdb_sys_link;
605
 
606
  case amd64_sys_unlink:
607
    return gdb_sys_unlink;
608
 
609
  case amd64_sys_symlink:
610
    return gdb_sys_symlink;
611
 
612
  case amd64_sys_readlink:
613
    return gdb_sys_readlink;
614
 
615
  case amd64_sys_chmod:
616
    return gdb_sys_chmod;
617
 
618
  case amd64_sys_fchmod:
619
    return gdb_sys_fchmod;
620
 
621
  case amd64_sys_chown:
622
    return gdb_sys_chown;
623
 
624
  case amd64_sys_fchown:
625
    return gdb_sys_fchown;
626
 
627
  case amd64_sys_lchown:
628
    return gdb_sys_lchown;
629
 
630
  case amd64_sys_umask:
631
    return gdb_sys_umask;
632
 
633
  case amd64_sys_gettimeofday:
634
    return gdb_sys_gettimeofday;
635
 
636
  case amd64_sys_getrlimit:
637
    return gdb_sys_getrlimit;
638
 
639
  case amd64_sys_getrusage:
640
    return gdb_sys_getrusage;
641
 
642
  case amd64_sys_sysinfo:
643
    return gdb_sys_sysinfo;
644
 
645
  case amd64_sys_times:
646
    return gdb_sys_times;
647
 
648
  case amd64_sys_ptrace:
649
    return gdb_sys_ptrace;
650
 
651
  case amd64_sys_getuid:
652
    return gdb_sys_getuid;
653
 
654
  case amd64_sys_syslog:
655
    return gdb_sys_syslog;
656
 
657
  case amd64_sys_getgid:
658
    return gdb_sys_getgid;
659
 
660
  case amd64_sys_setuid:
661
    return gdb_sys_setuid;
662
 
663
  case amd64_sys_setgid:
664
    return gdb_sys_setgid;
665
 
666
  case amd64_sys_geteuid:
667
    return gdb_sys_geteuid;
668
 
669
  case amd64_sys_getegid:
670
    return gdb_sys_getegid;
671
 
672
  case amd64_sys_setpgid:
673
    return gdb_sys_setpgid;
674
 
675
  case amd64_sys_getppid:
676
    return gdb_sys_getppid;
677
 
678
  case amd64_sys_getpgrp:
679
    return gdb_sys_getpgrp;
680
 
681
  case amd64_sys_setsid:
682
    return gdb_sys_setsid;
683
 
684
  case amd64_sys_setreuid:
685
    return gdb_sys_setreuid;
686
 
687
  case amd64_sys_setregid:
688
    return gdb_sys_setregid;
689
 
690
  case amd64_sys_getgroups:
691
    return gdb_sys_getgroups;
692
 
693
  case amd64_sys_setgroups:
694
    return gdb_sys_setgroups;
695
 
696
  case amd64_sys_setresuid:
697
    return gdb_sys_setresuid;
698
 
699
  case amd64_sys_getresuid:
700
    return gdb_sys_getresuid;
701
 
702
  case amd64_sys_setresgid:
703
    return gdb_sys_setresgid;
704
 
705
  case amd64_sys_getresgid:
706
    return gdb_sys_getresgid;
707
 
708
  case amd64_sys_getpgid:
709
    return gdb_sys_getpgid;
710
 
711
  case amd64_sys_setfsuid:
712
    return gdb_sys_setfsuid;
713
 
714
  case amd64_sys_setfsgid:
715
    return gdb_sys_setfsgid;
716
 
717
  case amd64_sys_getsid:
718
    return gdb_sys_getsid;
719
 
720
  case amd64_sys_capget:
721
    return gdb_sys_capget;
722
 
723
  case amd64_sys_capset:
724
    return gdb_sys_capset;
725
 
726
  case amd64_sys_rt_sigpending:
727
    return gdb_sys_rt_sigpending;
728
 
729
  case amd64_sys_rt_sigtimedwait:
730
    return gdb_sys_rt_sigtimedwait;
731
 
732
  case amd64_sys_rt_sigqueueinfo:
733
    return gdb_sys_rt_sigqueueinfo;
734
 
735
  case amd64_sys_rt_sigsuspend:
736
    return gdb_sys_rt_sigsuspend;
737
 
738
  case amd64_sys_sigaltstack:
739
    return gdb_sys_sigaltstack;
740
 
741
  case amd64_sys_utime:
742
    return gdb_sys_utime;
743
 
744
  case amd64_sys_mknod:
745
    return gdb_sys_mknod;
746
 
747
  case amd64_sys_personality:
748
    return gdb_sys_personality;
749
 
750
  case amd64_sys_ustat:
751
    return gdb_sys_ustat;
752
 
753
  case amd64_sys_statfs:
754
    return gdb_sys_statfs;
755
 
756
  case amd64_sys_fstatfs:
757
    return gdb_sys_fstatfs;
758
 
759
  case amd64_sys_sysfs:
760
    return gdb_sys_sysfs;
761
 
762
  case amd64_sys_getpriority:
763
    return gdb_sys_getpriority;
764
 
765
  case amd64_sys_setpriority:
766
    return gdb_sys_setpriority;
767
 
768
  case amd64_sys_sched_setparam:
769
    return gdb_sys_sched_setparam;
770
 
771
  case amd64_sys_sched_getparam:
772
    return gdb_sys_sched_getparam;
773
 
774
  case amd64_sys_sched_setscheduler:
775
    return gdb_sys_sched_setscheduler;
776
 
777
  case amd64_sys_sched_getscheduler:
778
    return gdb_sys_sched_getscheduler;
779
 
780
  case amd64_sys_sched_get_priority_max:
781
    return gdb_sys_sched_get_priority_max;
782
 
783
  case amd64_sys_sched_get_priority_min:
784
    return gdb_sys_sched_get_priority_min;
785
 
786
  case amd64_sys_sched_rr_get_interval:
787
    return gdb_sys_sched_rr_get_interval;
788
 
789
  case amd64_sys_mlock:
790
    return gdb_sys_mlock;
791
 
792
  case amd64_sys_munlock:
793
    return gdb_sys_munlock;
794
 
795
  case amd64_sys_mlockall:
796
    return gdb_sys_mlockall;
797
 
798
  case amd64_sys_munlockall:
799
    return gdb_sys_munlockall;
800
 
801
  case amd64_sys_vhangup:
802
    return gdb_sys_vhangup;
803
 
804
  case amd64_sys_modify_ldt:
805
    return gdb_sys_modify_ldt;
806
 
807
  case amd64_sys_pivot_root:
808
    return gdb_sys_pivot_root;
809
 
810
  case amd64_sys_sysctl:
811
    return gdb_sys_sysctl;
812
 
813
  case amd64_sys_prctl:
814
    return gdb_sys_prctl;
815
 
816
  case amd64_sys_arch_prctl:
817
    return -1;  /* Note */
818
 
819
  case amd64_sys_adjtimex:
820
    return gdb_sys_adjtimex;
821
 
822
  case amd64_sys_setrlimit:
823
    return gdb_sys_setrlimit;
824
 
825
  case amd64_sys_chroot:
826
    return gdb_sys_chroot;
827
 
828
  case amd64_sys_sync:
829
    return gdb_sys_sync;
830
 
831
  case amd64_sys_acct:
832
    return gdb_sys_acct;
833
 
834
  case amd64_sys_settimeofday:
835
    return gdb_sys_settimeofday;
836
 
837
  case amd64_sys_mount:
838
    return gdb_sys_mount;
839
 
840
  case amd64_sys_umount:
841
    return gdb_sys_umount;
842
 
843
  case amd64_sys_swapon:
844
    return gdb_sys_swapon;
845
 
846
  case amd64_sys_swapoff:
847
    return gdb_sys_swapoff;
848
 
849
  case amd64_sys_reboot:
850
    return gdb_sys_reboot;
851
 
852
  case amd64_sys_sethostname:
853
    return gdb_sys_sethostname;
854
 
855
  case amd64_sys_setdomainname:
856
    return gdb_sys_setdomainname;
857
 
858
  case amd64_sys_iopl:
859
    return gdb_sys_iopl;
860
 
861
  case amd64_sys_ioperm:
862
    return gdb_sys_ioperm;
863
 
864
  case amd64_sys_init_module:
865
    return gdb_sys_init_module;
866
 
867
  case amd64_sys_delete_module:
868
    return gdb_sys_delete_module;
869
 
870
  case amd64_sys_quotactl:
871
    return gdb_sys_quotactl;
872
 
873
  case amd64_sys_nfsservctl:
874
    return gdb_sys_nfsservctl;
875
 
876
  case amd64_sys_gettid:
877
    return gdb_sys_gettid;
878
 
879
  case amd64_sys_readahead:
880
    return gdb_sys_readahead;
881
 
882
  case amd64_sys_setxattr:
883
    return gdb_sys_setxattr;
884
 
885
  case amd64_sys_lsetxattr:
886
    return gdb_sys_lsetxattr;
887
 
888
  case amd64_sys_fsetxattr:
889
    return gdb_sys_fsetxattr;
890
 
891
  case amd64_sys_getxattr:
892
    return gdb_sys_getxattr;
893
 
894
  case amd64_sys_lgetxattr:
895
    return gdb_sys_lgetxattr;
896
 
897
  case amd64_sys_fgetxattr:
898
    return gdb_sys_fgetxattr;
899
 
900
  case amd64_sys_listxattr:
901
    return gdb_sys_listxattr;
902
 
903
  case amd64_sys_llistxattr:
904
    return gdb_sys_llistxattr;
905
 
906
  case amd64_sys_flistxattr:
907
    return gdb_sys_flistxattr;
908
 
909
  case amd64_sys_removexattr:
910
    return gdb_sys_removexattr;
911
 
912
  case amd64_sys_lremovexattr:
913
    return gdb_sys_lremovexattr;
914
 
915
  case amd64_sys_fremovexattr:
916
    return gdb_sys_fremovexattr;
917
 
918
  case amd64_sys_tkill:
919
    return gdb_sys_tkill;
920
 
921
  case amd64_sys_time:
922
    return gdb_sys_time;
923
 
924
  case amd64_sys_futex:
925
    return gdb_sys_futex;
926
 
927
  case amd64_sys_sched_setaffinity:
928
    return gdb_sys_sched_setaffinity;
929
 
930
  case amd64_sys_sched_getaffinity:
931
    return gdb_sys_sched_getaffinity;
932
 
933
  case amd64_sys_io_setup:
934
    return gdb_sys_io_setup;
935
 
936
  case amd64_sys_io_destroy:
937
    return gdb_sys_io_destroy;
938
 
939
  case amd64_sys_io_getevents:
940
    return gdb_sys_io_getevents;
941
 
942
  case amd64_sys_io_submit:
943
    return gdb_sys_io_submit;
944
 
945
  case amd64_sys_io_cancel:
946
    return gdb_sys_io_cancel;
947
 
948
  case amd64_sys_lookup_dcookie:
949
    return gdb_sys_lookup_dcookie;
950
 
951
  case amd64_sys_epoll_create:
952
    return gdb_sys_epoll_create;
953
 
954
  case amd64_sys_remap_file_pages:
955
    return gdb_sys_remap_file_pages;
956
 
957
  case amd64_sys_getdents64:
958
    return gdb_sys_getdents64;
959
 
960
  case amd64_sys_set_tid_address:
961
    return gdb_sys_set_tid_address;
962
 
963
  case amd64_sys_restart_syscall:
964
    return gdb_sys_restart_syscall;
965
 
966
  case amd64_sys_semtimedop:
967
    return gdb_sys_semtimedop;
968
 
969
  case amd64_sys_fadvise64:
970
    return gdb_sys_fadvise64;
971
 
972
  case amd64_sys_timer_create:
973
    return gdb_sys_timer_create;
974
 
975
  case amd64_sys_timer_settime:
976
    return gdb_sys_timer_settime;
977
 
978
  case amd64_sys_timer_gettime:
979
    return gdb_sys_timer_gettime;
980
 
981
  case amd64_sys_timer_getoverrun:
982
    return gdb_sys_timer_getoverrun;
983
 
984
  case amd64_sys_timer_delete:
985
    return gdb_sys_timer_delete;
986
 
987
  case amd64_sys_clock_settime:
988
    return gdb_sys_clock_settime;
989
 
990
  case amd64_sys_clock_gettime:
991
    return gdb_sys_clock_gettime;
992
 
993
  case amd64_sys_clock_getres:
994
    return gdb_sys_clock_getres;
995
 
996
  case amd64_sys_clock_nanosleep:
997
    return gdb_sys_clock_nanosleep;
998
 
999
  case amd64_sys_exit_group:
1000
    return gdb_sys_exit_group;
1001
 
1002
  case amd64_sys_epoll_wait:
1003
    return gdb_sys_epoll_wait;
1004
 
1005
  case amd64_sys_epoll_ctl:
1006
    return gdb_sys_epoll_ctl;
1007
 
1008
  case amd64_sys_tgkill:
1009
    return gdb_sys_tgkill;
1010
 
1011
  case amd64_sys_utimes:
1012
    return gdb_sys_utimes;
1013
 
1014
  case amd64_sys_mbind:
1015
    return gdb_sys_mbind;
1016
 
1017
  case amd64_sys_set_mempolicy:
1018
    return gdb_sys_set_mempolicy;
1019
 
1020
  case amd64_sys_get_mempolicy:
1021
    return gdb_sys_get_mempolicy;
1022
 
1023
  case amd64_sys_mq_open:
1024
    return gdb_sys_mq_open;
1025
 
1026
  case amd64_sys_mq_unlink:
1027
    return gdb_sys_mq_unlink;
1028
 
1029
  case amd64_sys_mq_timedsend:
1030
    return gdb_sys_mq_timedsend;
1031
 
1032
  case amd64_sys_mq_timedreceive:
1033
    return gdb_sys_mq_timedreceive;
1034
 
1035
  case amd64_sys_mq_notify:
1036
    return gdb_sys_mq_notify;
1037
 
1038
  case amd64_sys_mq_getsetattr:
1039
    return gdb_sys_mq_getsetattr;
1040
 
1041
  case amd64_sys_kexec_load:
1042
    return gdb_sys_kexec_load;
1043
 
1044
  case amd64_sys_waitid:
1045
    return gdb_sys_waitid;
1046
 
1047
  case amd64_sys_add_key:
1048
    return gdb_sys_add_key;
1049
 
1050
  case amd64_sys_request_key:
1051
    return gdb_sys_request_key;
1052
 
1053
  case amd64_sys_keyctl:
1054
    return gdb_sys_keyctl;
1055
 
1056
  case amd64_sys_ioprio_set:
1057
    return gdb_sys_ioprio_set;
1058
 
1059
  case amd64_sys_ioprio_get:
1060
    return gdb_sys_ioprio_get;
1061
 
1062
  case amd64_sys_inotify_init:
1063
    return gdb_sys_inotify_init;
1064
 
1065
  case amd64_sys_inotify_add_watch:
1066
    return gdb_sys_inotify_add_watch;
1067
 
1068
  case amd64_sys_inotify_rm_watch:
1069
    return gdb_sys_inotify_rm_watch;
1070
 
1071
  case amd64_sys_migrate_pages:
1072
    return gdb_sys_migrate_pages;
1073
 
1074
  case amd64_sys_openat:
1075
    return gdb_sys_openat;
1076
 
1077
  case amd64_sys_mkdirat:
1078
    return gdb_sys_mkdirat;
1079
 
1080
  case amd64_sys_mknodat:
1081
    return gdb_sys_mknodat;
1082
 
1083
  case amd64_sys_fchownat:
1084
    return gdb_sys_fchownat;
1085
 
1086
  case amd64_sys_futimesat:
1087
    return gdb_sys_futimesat;
1088
 
1089
  case amd64_sys_newfstatat:
1090
    return gdb_sys_newfstatat;
1091
 
1092
  case amd64_sys_unlinkat:
1093
    return gdb_sys_unlinkat;
1094
 
1095
  case amd64_sys_renameat:
1096
    return gdb_sys_renameat;
1097
 
1098
  case amd64_sys_linkat:
1099
    return gdb_sys_linkat;
1100
 
1101
  case amd64_sys_symlinkat:
1102
    return gdb_sys_symlinkat;
1103
 
1104
  case amd64_sys_readlinkat:
1105
    return gdb_sys_readlinkat;
1106
 
1107
  case amd64_sys_fchmodat:
1108
    return gdb_sys_fchmodat;
1109
 
1110
  case amd64_sys_faccessat:
1111
    return gdb_sys_faccessat;
1112
 
1113
  case amd64_sys_pselect6:
1114
    return gdb_sys_pselect6;
1115
 
1116
  case amd64_sys_ppoll:
1117
    return gdb_sys_ppoll;
1118
 
1119
  case amd64_sys_unshare:
1120
    return gdb_sys_unshare;
1121
 
1122
  case amd64_sys_set_robust_list:
1123
    return gdb_sys_set_robust_list;
1124
 
1125
  case amd64_sys_get_robust_list:
1126
    return gdb_sys_get_robust_list;
1127
 
1128
  case amd64_sys_splice:
1129
    return gdb_sys_splice;
1130
 
1131
  case amd64_sys_tee:
1132
    return gdb_sys_tee;
1133
 
1134
  case amd64_sys_sync_file_range:
1135
    return gdb_sys_sync_file_range;
1136
 
1137
  case amd64_sys_vmsplice:
1138
    return gdb_sys_vmsplice;
1139
 
1140
  case amd64_sys_move_pages:
1141
    return gdb_sys_move_pages;
1142
 
1143
  default:
1144
    return -1;
1145
  }
1146
}
1147
 
1148
/* Parse the arguments of current system call instruction and record
1149
   the values of the registers and memory that will be changed into
1150
   "record_arch_list".  This instruction is "syscall".
1151
 
1152
   Return -1 if something wrong.  */
1153
 
1154
static struct linux_record_tdep amd64_linux_record_tdep;
1155
 
1156
#define RECORD_ARCH_GET_FS      0x1003
1157
#define RECORD_ARCH_GET_GS      0x1004
1158
 
1159
static int
1160
amd64_linux_syscall_record (struct regcache *regcache)
1161
{
1162
  int ret;
1163
  ULONGEST syscall_native;
1164
  enum gdb_syscall syscall_gdb = -1;
1165
 
1166
  regcache_raw_read_unsigned (regcache, AMD64_RAX_REGNUM, &syscall_native);
1167
 
1168
  switch (syscall_native)
1169
    {
1170
    case amd64_sys_rt_sigreturn:
1171
      if (amd64_all_but_ip_registers_record (regcache))
1172
        return -1;
1173
      return 0;
1174
      break;
1175
 
1176
    case amd64_sys_arch_prctl:
1177
      if (syscall_native == amd64_sys_arch_prctl)
1178
        {
1179
          ULONGEST arg3;
1180
 
1181
          regcache_raw_read_unsigned (regcache, amd64_linux_record_tdep.arg3,
1182
                                      &arg3);
1183
          if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
1184
            {
1185
              CORE_ADDR addr;
1186
 
1187
              regcache_raw_read_unsigned (regcache,
1188
                                          amd64_linux_record_tdep.arg2,
1189
                                          &addr);
1190
              if (record_arch_list_add_mem (addr,
1191
                                            amd64_linux_record_tdep.size_ulong))
1192
                return -1;
1193
            }
1194
          goto record_regs;
1195
        }
1196
      break;
1197
    }
1198
 
1199
  syscall_gdb = amd64_canonicalize_syscall (syscall_native);
1200
 
1201
  if (syscall_gdb < 0)
1202
    {
1203
      printf_unfiltered (_("Process record and replay target doesn't "
1204
                           "support syscall number %s\n"),
1205
                         pulongest (syscall_native));
1206
      return -1;
1207
    }
1208
  else
1209
    {
1210
      ret = record_linux_system_call (syscall_gdb, regcache,
1211
                                      &amd64_linux_record_tdep);
1212
      if (ret)
1213
        return ret;
1214
    }
1215
 
1216
 record_regs:
1217
  /* Record the return value of the system call.  */
1218
  if (record_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
1219
    return -1;
1220
  if (record_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
1221
    return -1;
1222
 
1223
  return 0;
1224
}
1225
 
1226
#define AMD64_LINUX_redzone    128
1227
#define AMD64_LINUX_xstate     512
1228
#define AMD64_LINUX_frame_size 560
1229
 
1230
int
1231
amd64_linux_record_signal (struct gdbarch *gdbarch,
1232
                           struct regcache *regcache,
1233
                           enum target_signal signal)
1234
{
1235
  ULONGEST rsp;
1236
 
1237
  if (amd64_all_but_ip_registers_record (regcache))
1238
    return -1;
1239
 
1240
  if (record_arch_list_add_reg (regcache, AMD64_RIP_REGNUM))
1241
    return -1;
1242
 
1243
  /* Record the change in the stack.  */
1244
  regcache_raw_read_unsigned (regcache, AMD64_RSP_REGNUM, &rsp);
1245
  /* redzone
1246
     sp -= 128; */
1247
  rsp -= AMD64_LINUX_redzone;
1248
  /* This is for xstate.
1249
     sp -= sizeof (struct _fpstate);  */
1250
  rsp -= AMD64_LINUX_xstate;
1251
  /* This is for frame_size.
1252
     sp -= sizeof (struct rt_sigframe);  */
1253
  rsp -= AMD64_LINUX_frame_size;
1254
  if (record_arch_list_add_mem (rsp, AMD64_LINUX_redzone
1255
                                     + AMD64_LINUX_xstate
1256
                                     + AMD64_LINUX_frame_size))
1257
    return -1;
1258
 
1259
  if (record_arch_list_add_end ())
1260
    return -1;
1261
 
1262
  return 0;
1263
}
1264
 
1265
/* Get Linux/x86 target description from core dump.  */
1266
 
1267
static const struct target_desc *
1268
amd64_linux_core_read_description (struct gdbarch *gdbarch,
1269
                                  struct target_ops *target,
1270
                                  bfd *abfd)
1271
{
1272
  /* Linux/x86-64.  */
1273
  uint64_t xcr0 = i386_linux_core_read_xcr0 (gdbarch, target, abfd);
1274
  switch ((xcr0 & I386_XSTATE_AVX_MASK))
1275
    {
1276
    case I386_XSTATE_AVX_MASK:
1277
      return tdesc_amd64_avx_linux;
1278
    default:
1279
      return tdesc_amd64_linux;
1280
    }
1281
}
1282
 
1283
static void
1284
amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
1285
{
1286
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
1287
  const struct target_desc *tdesc = info.target_desc;
1288
  struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
1289
  const struct tdesc_feature *feature;
1290
  int valid_p;
1291
 
1292
  gdb_assert (tdesc_data);
1293
 
1294
  tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
1295
  tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
1296
  tdep->sizeof_gregset = 27 * 8;
1297
 
1298
  amd64_init_abi (info, gdbarch);
1299
 
1300
  /* Reserve a number for orig_rax.  */
1301
  set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
1302
 
1303
  if (! tdesc_has_registers (tdesc))
1304
    tdesc = tdesc_amd64_linux;
1305
  tdep->tdesc = tdesc;
1306
 
1307
  feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
1308
  if (feature == NULL)
1309
    return;
1310
 
1311
  valid_p = tdesc_numbered_register (feature, tdesc_data,
1312
                                     AMD64_LINUX_ORIG_RAX_REGNUM,
1313
                                     "orig_rax");
1314
  if (!valid_p)
1315
    return;
1316
 
1317
  tdep->sigtramp_p = amd64_linux_sigtramp_p;
1318
  tdep->sigcontext_addr = amd64_linux_sigcontext_addr;
1319
  tdep->sc_reg_offset = amd64_linux_sc_reg_offset;
1320
  tdep->sc_num_regs = ARRAY_SIZE (amd64_linux_sc_reg_offset);
1321
 
1322
  tdep->xsave_xcr0_offset = I386_LINUX_XSAVE_XCR0_OFFSET;
1323
 
1324
  /* GNU/Linux uses SVR4-style shared libraries.  */
1325
  set_solib_svr4_fetch_link_map_offsets
1326
    (gdbarch, svr4_lp64_fetch_link_map_offsets);
1327
 
1328
  /* Add the %orig_rax register used for syscall restarting.  */
1329
  set_gdbarch_write_pc (gdbarch, amd64_linux_write_pc);
1330
 
1331
  tdep->register_reggroup_p = amd64_linux_register_reggroup_p;
1332
 
1333
  /* Functions for 'catch syscall'.  */
1334
  set_xml_syscall_file_name (XML_SYSCALL_FILENAME_AMD64);
1335
  set_gdbarch_get_syscall_number (gdbarch,
1336
                                  amd64_linux_get_syscall_number);
1337
 
1338
  /* Enable TLS support.  */
1339
  set_gdbarch_fetch_tls_load_module_address (gdbarch,
1340
                                             svr4_fetch_objfile_link_map);
1341
 
1342
  /* GNU/Linux uses SVR4-style shared libraries.  */
1343
  set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
1344
 
1345
  /* Install supported register note sections.  */
1346
  set_gdbarch_core_regset_sections (gdbarch, amd64_linux_regset_sections);
1347
 
1348
  set_gdbarch_core_read_description (gdbarch,
1349
                                     amd64_linux_core_read_description);
1350
 
1351
  /* Displaced stepping.  */
1352
  set_gdbarch_displaced_step_copy_insn (gdbarch,
1353
                                        amd64_displaced_step_copy_insn);
1354
  set_gdbarch_displaced_step_fixup (gdbarch, amd64_displaced_step_fixup);
1355
  set_gdbarch_displaced_step_free_closure (gdbarch,
1356
                                           simple_displaced_step_free_closure);
1357
  set_gdbarch_displaced_step_location (gdbarch,
1358
                                       displaced_step_at_entry_point);
1359
 
1360
  set_gdbarch_get_siginfo_type (gdbarch, linux_get_siginfo_type);
1361
 
1362
  set_gdbarch_process_record (gdbarch, i386_process_record);
1363
  set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal);
1364
 
1365
  /* Initialize the amd64_linux_record_tdep.  */
1366
  /* These values are the size of the type that will be used in a system
1367
     call.  They are obtained from Linux Kernel source.  */
1368
  amd64_linux_record_tdep.size_pointer
1369
    = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT;
1370
  amd64_linux_record_tdep.size__old_kernel_stat = 32;
1371
  amd64_linux_record_tdep.size_tms = 32;
1372
  amd64_linux_record_tdep.size_loff_t = 8;
1373
  amd64_linux_record_tdep.size_flock = 32;
1374
  amd64_linux_record_tdep.size_oldold_utsname = 45;
1375
  amd64_linux_record_tdep.size_ustat = 32;
1376
  /* ADM64 doesn't need this size because it doesn't have sys_sigaction
1377
     but sys_rt_sigaction.  */
1378
  amd64_linux_record_tdep.size_old_sigaction = 152;
1379
  /* ADM64 doesn't need this size because it doesn't have sys_sigpending
1380
     but sys_rt_sigpending.  */
1381
  amd64_linux_record_tdep.size_old_sigset_t = 128;
1382
  amd64_linux_record_tdep.size_rlimit = 16;
1383
  amd64_linux_record_tdep.size_rusage = 144;
1384
  amd64_linux_record_tdep.size_timeval = 16;
1385
  amd64_linux_record_tdep.size_timezone = 8;
1386
  /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
1387
     but sys_getgroups.  */
1388
  amd64_linux_record_tdep.size_old_gid_t = 2;
1389
  /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
1390
     but sys_getresuid.  */
1391
  amd64_linux_record_tdep.size_old_uid_t = 2;
1392
  amd64_linux_record_tdep.size_fd_set = 128;
1393
  amd64_linux_record_tdep.size_dirent = 280;
1394
  amd64_linux_record_tdep.size_dirent64 = 280;
1395
  amd64_linux_record_tdep.size_statfs = 120;
1396
  amd64_linux_record_tdep.size_statfs64 = 120;
1397
  amd64_linux_record_tdep.size_sockaddr = 16;
1398
  amd64_linux_record_tdep.size_int
1399
    = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT;
1400
  amd64_linux_record_tdep.size_long
1401
    = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
1402
  amd64_linux_record_tdep.size_ulong
1403
    = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
1404
  amd64_linux_record_tdep.size_msghdr = 56;
1405
  amd64_linux_record_tdep.size_itimerval = 32;
1406
  amd64_linux_record_tdep.size_stat = 144;
1407
  amd64_linux_record_tdep.size_old_utsname = 325;
1408
  amd64_linux_record_tdep.size_sysinfo = 112;
1409
  amd64_linux_record_tdep.size_msqid_ds = 120;
1410
  amd64_linux_record_tdep.size_shmid_ds = 112;
1411
  amd64_linux_record_tdep.size_new_utsname = 390;
1412
  amd64_linux_record_tdep.size_timex = 208;
1413
  amd64_linux_record_tdep.size_mem_dqinfo = 24;
1414
  amd64_linux_record_tdep.size_if_dqblk = 72;
1415
  amd64_linux_record_tdep.size_fs_quota_stat = 80;
1416
  amd64_linux_record_tdep.size_timespec = 16;
1417
  amd64_linux_record_tdep.size_pollfd = 8;
1418
  amd64_linux_record_tdep.size_NFS_FHSIZE = 32;
1419
  amd64_linux_record_tdep.size_knfsd_fh = 132;
1420
  amd64_linux_record_tdep.size_TASK_COMM_LEN = 16;
1421
  amd64_linux_record_tdep.size_sigaction = 152;
1422
  amd64_linux_record_tdep.size_sigset_t = 128;
1423
  amd64_linux_record_tdep.size_siginfo_t = 128;
1424
  amd64_linux_record_tdep.size_cap_user_data_t = 8;
1425
  amd64_linux_record_tdep.size_stack_t = 24;
1426
  amd64_linux_record_tdep.size_off_t = 8;
1427
  amd64_linux_record_tdep.size_stat64 = 144;
1428
  amd64_linux_record_tdep.size_gid_t = 4;
1429
  amd64_linux_record_tdep.size_uid_t = 4;
1430
  amd64_linux_record_tdep.size_PAGE_SIZE = 4096;
1431
  amd64_linux_record_tdep.size_flock64 = 32;
1432
  amd64_linux_record_tdep.size_user_desc = 16;
1433
  amd64_linux_record_tdep.size_io_event = 32;
1434
  amd64_linux_record_tdep.size_iocb = 64;
1435
  amd64_linux_record_tdep.size_epoll_event = 12;
1436
  amd64_linux_record_tdep.size_itimerspec = 32;
1437
  amd64_linux_record_tdep.size_mq_attr = 64;
1438
  amd64_linux_record_tdep.size_siginfo = 128;
1439
  amd64_linux_record_tdep.size_termios = 60;
1440
  amd64_linux_record_tdep.size_termios2 = 44;
1441
  amd64_linux_record_tdep.size_pid_t = 4;
1442
  amd64_linux_record_tdep.size_winsize = 8;
1443
  amd64_linux_record_tdep.size_serial_struct = 72;
1444
  amd64_linux_record_tdep.size_serial_icounter_struct = 80;
1445
  amd64_linux_record_tdep.size_hayes_esp_config = 12;
1446
  amd64_linux_record_tdep.size_size_t = 8;
1447
  amd64_linux_record_tdep.size_iovec = 16;
1448
 
1449
  /* These values are the second argument of system call "sys_ioctl".
1450
     They are obtained from Linux Kernel source.  */
1451
  amd64_linux_record_tdep.ioctl_TCGETS = 0x5401;
1452
  amd64_linux_record_tdep.ioctl_TCSETS = 0x5402;
1453
  amd64_linux_record_tdep.ioctl_TCSETSW = 0x5403;
1454
  amd64_linux_record_tdep.ioctl_TCSETSF = 0x5404;
1455
  amd64_linux_record_tdep.ioctl_TCGETA = 0x5405;
1456
  amd64_linux_record_tdep.ioctl_TCSETA = 0x5406;
1457
  amd64_linux_record_tdep.ioctl_TCSETAW = 0x5407;
1458
  amd64_linux_record_tdep.ioctl_TCSETAF = 0x5408;
1459
  amd64_linux_record_tdep.ioctl_TCSBRK = 0x5409;
1460
  amd64_linux_record_tdep.ioctl_TCXONC = 0x540A;
1461
  amd64_linux_record_tdep.ioctl_TCFLSH = 0x540B;
1462
  amd64_linux_record_tdep.ioctl_TIOCEXCL = 0x540C;
1463
  amd64_linux_record_tdep.ioctl_TIOCNXCL = 0x540D;
1464
  amd64_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E;
1465
  amd64_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F;
1466
  amd64_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410;
1467
  amd64_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411;
1468
  amd64_linux_record_tdep.ioctl_TIOCSTI = 0x5412;
1469
  amd64_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413;
1470
  amd64_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414;
1471
  amd64_linux_record_tdep.ioctl_TIOCMGET = 0x5415;
1472
  amd64_linux_record_tdep.ioctl_TIOCMBIS = 0x5416;
1473
  amd64_linux_record_tdep.ioctl_TIOCMBIC = 0x5417;
1474
  amd64_linux_record_tdep.ioctl_TIOCMSET = 0x5418;
1475
  amd64_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419;
1476
  amd64_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A;
1477
  amd64_linux_record_tdep.ioctl_FIONREAD = 0x541B;
1478
  amd64_linux_record_tdep.ioctl_TIOCINQ
1479
    = amd64_linux_record_tdep.ioctl_FIONREAD;
1480
  amd64_linux_record_tdep.ioctl_TIOCLINUX = 0x541C;
1481
  amd64_linux_record_tdep.ioctl_TIOCCONS = 0x541D;
1482
  amd64_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E;
1483
  amd64_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F;
1484
  amd64_linux_record_tdep.ioctl_TIOCPKT = 0x5420;
1485
  amd64_linux_record_tdep.ioctl_FIONBIO = 0x5421;
1486
  amd64_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422;
1487
  amd64_linux_record_tdep.ioctl_TIOCSETD = 0x5423;
1488
  amd64_linux_record_tdep.ioctl_TIOCGETD = 0x5424;
1489
  amd64_linux_record_tdep.ioctl_TCSBRKP = 0x5425;
1490
  amd64_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426;
1491
  amd64_linux_record_tdep.ioctl_TIOCSBRK = 0x5427;
1492
  amd64_linux_record_tdep.ioctl_TIOCCBRK = 0x5428;
1493
  amd64_linux_record_tdep.ioctl_TIOCGSID = 0x5429;
1494
  amd64_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a;
1495
  amd64_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b;
1496
  amd64_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c;
1497
  amd64_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d;
1498
  amd64_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430;
1499
  amd64_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431;
1500
  amd64_linux_record_tdep.ioctl_FIONCLEX = 0x5450;
1501
  amd64_linux_record_tdep.ioctl_FIOCLEX = 0x5451;
1502
  amd64_linux_record_tdep.ioctl_FIOASYNC = 0x5452;
1503
  amd64_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453;
1504
  amd64_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454;
1505
  amd64_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455;
1506
  amd64_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456;
1507
  amd64_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457;
1508
  amd64_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458;
1509
  amd64_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459;
1510
  amd64_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A;
1511
  amd64_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B;
1512
  amd64_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C;
1513
  amd64_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D;
1514
  amd64_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E;
1515
  amd64_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F;
1516
  amd64_linux_record_tdep.ioctl_FIOQSIZE = 0x5460;
1517
 
1518
  /* These values are the second argument of system call "sys_fcntl"
1519
     and "sys_fcntl64".  They are obtained from Linux Kernel source.  */
1520
  amd64_linux_record_tdep.fcntl_F_GETLK = 5;
1521
  amd64_linux_record_tdep.fcntl_F_GETLK64 = 12;
1522
  amd64_linux_record_tdep.fcntl_F_SETLK64 = 13;
1523
  amd64_linux_record_tdep.fcntl_F_SETLKW64 = 14;
1524
 
1525
  amd64_linux_record_tdep.arg1 = AMD64_RDI_REGNUM;
1526
  amd64_linux_record_tdep.arg2 = AMD64_RSI_REGNUM;
1527
  amd64_linux_record_tdep.arg3 = AMD64_RDX_REGNUM;
1528
  amd64_linux_record_tdep.arg4 = AMD64_R10_REGNUM;
1529
  amd64_linux_record_tdep.arg5 = AMD64_R8_REGNUM;
1530
  amd64_linux_record_tdep.arg6 = AMD64_R9_REGNUM;
1531
 
1532
  tdep->i386_syscall_record = amd64_linux_syscall_record;
1533
}
1534
 
1535
 
1536
/* Provide a prototype to silence -Wmissing-prototypes.  */
1537
extern void _initialize_amd64_linux_tdep (void);
1538
 
1539
void
1540
_initialize_amd64_linux_tdep (void)
1541
{
1542
  gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
1543
                          GDB_OSABI_LINUX, amd64_linux_init_abi);
1544
 
1545
  /* Initialize the Linux target description  */
1546
  initialize_tdesc_amd64_linux ();
1547
  initialize_tdesc_amd64_avx_linux ();
1548
}

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