1 /* Target-dependent code for GNU/Linux x86-64.
3 Copyright (C) 2001-2020 Free Software Foundation, Inc.
4 Contributed by Jiri Smid, SuSE Labs.
6 This file is part of GDB.
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
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
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.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 #include "arch-utils.h"
23 #include "displaced-stepping.h"
31 #include "reggroups.h"
33 #include "parser-defs.h"
34 #include "user-regs.h"
35 #include "amd64-linux-tdep.h"
36 #include "i386-linux-tdep.h"
37 #include "linux-tdep.h"
38 #include "gdbsupport/x86-xstate.h"
41 #include "amd64-tdep.h"
42 #include "solib-svr4.h"
43 #include "xml-syscall.h"
44 #include "glibc-tdep.h"
45 #include "arch/amd64.h"
46 #include "target-descriptions.h"
48 /* The syscall's XML filename for i386. */
49 #define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
51 #include "record-full.h"
52 #include "linux-record.h"
54 /* Mapping between the general-purpose registers in `struct user'
55 format and GDB's register cache layout. */
57 /* From <sys/reg.h>. */
58 int amd64_linux_gregset_reg_offset
[] =
84 -1, -1, -1, -1, -1, -1, -1, -1,
85 -1, -1, -1, -1, -1, -1, -1, -1,
86 -1, -1, -1, -1, -1, -1, -1, -1,
87 -1, -1, -1, -1, -1, -1, -1, -1, -1,
88 -1, -1, -1, -1, -1, -1, -1, -1,
89 -1, -1, -1, -1, -1, -1, -1, -1,
90 -1, -1, -1, -1, /* MPX registers BND0 ... BND3. */
91 -1, -1, /* MPX registers BNDCFGU and BNDSTATUS. */
92 -1, -1, -1, -1, -1, -1, -1, -1, /* xmm16 ... xmm31 (AVX512) */
93 -1, -1, -1, -1, -1, -1, -1, -1,
94 -1, -1, -1, -1, -1, -1, -1, -1, /* ymm16 ... ymm31 (AVX512) */
95 -1, -1, -1, -1, -1, -1, -1, -1,
96 -1, -1, -1, -1, -1, -1, -1, -1, /* k0 ... k7 (AVX512) */
97 -1, -1, -1, -1, -1, -1, -1, -1, /* zmm0 ... zmm31 (AVX512) */
98 -1, -1, -1, -1, -1, -1, -1, -1,
99 -1, -1, -1, -1, -1, -1, -1, -1,
100 -1, -1, -1, -1, -1, -1, -1, -1,
101 -1, /* PKEYS register pkru */
103 /* End of hardware registers */
104 21 * 8, 22 * 8, /* fs_base and gs_base. */
105 15 * 8 /* "orig_rax" */
109 /* Support for signal handlers. */
111 #define LINUX_SIGTRAMP_INSN0 0x48 /* mov $NNNNNNNN, %rax */
112 #define LINUX_SIGTRAMP_OFFSET0 0
113 #define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */
114 #define LINUX_SIGTRAMP_OFFSET1 7
116 static const gdb_byte amd64_linux_sigtramp_code
[] =
118 /* mov $__NR_rt_sigreturn, %rax */
119 LINUX_SIGTRAMP_INSN0
, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
121 LINUX_SIGTRAMP_INSN1
, 0x05
124 static const gdb_byte amd64_x32_linux_sigtramp_code
[] =
126 /* mov $__NR_rt_sigreturn, %rax. */
127 LINUX_SIGTRAMP_INSN0
, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40,
129 LINUX_SIGTRAMP_INSN1
, 0x05
132 #define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code)
134 /* If PC is in a sigtramp routine, return the address of the start of
135 the routine. Otherwise, return 0. */
138 amd64_linux_sigtramp_start (struct frame_info
*this_frame
)
140 struct gdbarch
*gdbarch
;
141 const gdb_byte
*sigtramp_code
;
142 CORE_ADDR pc
= get_frame_pc (this_frame
);
143 gdb_byte buf
[LINUX_SIGTRAMP_LEN
];
145 /* We only recognize a signal trampoline if PC is at the start of
146 one of the two instructions. We optimize for finding the PC at
147 the start, as will be the case when the trampoline is not the
148 first frame on the stack. We assume that in the case where the
149 PC is not at the start of the instruction sequence, there will be
150 a few trailing readable bytes on the stack. */
152 if (!safe_frame_unwind_memory (this_frame
, pc
, buf
, sizeof buf
))
155 if (buf
[0] != LINUX_SIGTRAMP_INSN0
)
157 if (buf
[0] != LINUX_SIGTRAMP_INSN1
)
160 pc
-= LINUX_SIGTRAMP_OFFSET1
;
161 if (!safe_frame_unwind_memory (this_frame
, pc
, buf
, sizeof buf
))
165 gdbarch
= get_frame_arch (this_frame
);
166 if (gdbarch_ptr_bit (gdbarch
) == 32)
167 sigtramp_code
= amd64_x32_linux_sigtramp_code
;
169 sigtramp_code
= amd64_linux_sigtramp_code
;
170 if (memcmp (buf
, sigtramp_code
, LINUX_SIGTRAMP_LEN
) != 0)
176 /* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
180 amd64_linux_sigtramp_p (struct frame_info
*this_frame
)
182 CORE_ADDR pc
= get_frame_pc (this_frame
);
185 find_pc_partial_function (pc
, &name
, NULL
, NULL
);
187 /* If we have NAME, we can optimize the search. The trampoline is
188 named __restore_rt. However, it isn't dynamically exported from
189 the shared C library, so the trampoline may appear to be part of
190 the preceding function. This should always be sigaction,
191 __sigaction, or __libc_sigaction (all aliases to the same
193 if (name
== NULL
|| strstr (name
, "sigaction") != NULL
)
194 return (amd64_linux_sigtramp_start (this_frame
) != 0);
196 return (strcmp ("__restore_rt", name
) == 0);
199 /* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
200 #define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
202 /* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
203 address of the associated sigcontext structure. */
206 amd64_linux_sigcontext_addr (struct frame_info
*this_frame
)
208 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
209 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
213 get_frame_register (this_frame
, AMD64_RSP_REGNUM
, buf
);
214 sp
= extract_unsigned_integer (buf
, 8, byte_order
);
216 /* The sigcontext structure is part of the user context. A pointer
217 to the user context is passed as the third argument to the signal
218 handler, i.e. in %rdx. Unfortunately %rdx isn't preserved across
219 function calls so we can't use it. Fortunately the user context
220 is part of the signal frame and the unwound %rsp directly points
222 return sp
+ AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET
;
227 amd64_linux_get_syscall_number (struct gdbarch
*gdbarch
,
230 struct regcache
*regcache
= get_thread_regcache (thread
);
231 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
232 /* The content of a register. */
237 /* Getting the system call number from the register.
238 When dealing with x86_64 architecture, this information
239 is stored at %rax register. */
240 regcache
->cooked_read (AMD64_LINUX_ORIG_RAX_REGNUM
, buf
);
242 ret
= extract_signed_integer (buf
, 8, byte_order
);
248 /* From <asm/sigcontext.h>. */
249 static int amd64_linux_sc_reg_offset
[] =
268 17 * 8, /* %eflags */
270 /* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are
271 available in `struct sigcontext'. However, they only occupy two
272 bytes instead of four, which makes using them here rather
273 difficult. Leave them out for now. */
283 amd64_linux_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
,
284 struct reggroup
*group
)
286 if (regnum
== AMD64_LINUX_ORIG_RAX_REGNUM
287 || regnum
== AMD64_FSBASE_REGNUM
288 || regnum
== AMD64_GSBASE_REGNUM
)
289 return (group
== system_reggroup
290 || group
== save_reggroup
291 || group
== restore_reggroup
);
292 return i386_register_reggroup_p (gdbarch
, regnum
, group
);
295 /* Set the program counter for process PTID to PC. */
298 amd64_linux_write_pc (struct regcache
*regcache
, CORE_ADDR pc
)
300 regcache_cooked_write_unsigned (regcache
, AMD64_RIP_REGNUM
, pc
);
302 /* We must be careful with modifying the program counter. If we
303 just interrupted a system call, the kernel might try to restart
304 it when we resume the inferior. On restarting the system call,
305 the kernel will try backing up the program counter even though it
306 no longer points at the system call. This typically results in a
307 SIGSEGV or SIGILL. We can prevent this by writing `-1' in the
308 "orig_rax" pseudo-register.
310 Note that "orig_rax" is saved when setting up a dummy call frame.
311 This means that it is properly restored when that frame is
312 popped, and that the interrupted system call will be restarted
313 when we resume the inferior on return from a function call from
314 within GDB. In all other cases the system call will not be
316 regcache_cooked_write_unsigned (regcache
, AMD64_LINUX_ORIG_RAX_REGNUM
, -1);
319 /* Record all registers but IP register for process-record. */
322 amd64_all_but_ip_registers_record (struct regcache
*regcache
)
324 if (record_full_arch_list_add_reg (regcache
, AMD64_RAX_REGNUM
))
326 if (record_full_arch_list_add_reg (regcache
, AMD64_RCX_REGNUM
))
328 if (record_full_arch_list_add_reg (regcache
, AMD64_RDX_REGNUM
))
330 if (record_full_arch_list_add_reg (regcache
, AMD64_RBX_REGNUM
))
332 if (record_full_arch_list_add_reg (regcache
, AMD64_RSP_REGNUM
))
334 if (record_full_arch_list_add_reg (regcache
, AMD64_RBP_REGNUM
))
336 if (record_full_arch_list_add_reg (regcache
, AMD64_RSI_REGNUM
))
338 if (record_full_arch_list_add_reg (regcache
, AMD64_RDI_REGNUM
))
340 if (record_full_arch_list_add_reg (regcache
, AMD64_R8_REGNUM
))
342 if (record_full_arch_list_add_reg (regcache
, AMD64_R9_REGNUM
))
344 if (record_full_arch_list_add_reg (regcache
, AMD64_R10_REGNUM
))
346 if (record_full_arch_list_add_reg (regcache
, AMD64_R11_REGNUM
))
348 if (record_full_arch_list_add_reg (regcache
, AMD64_R12_REGNUM
))
350 if (record_full_arch_list_add_reg (regcache
, AMD64_R13_REGNUM
))
352 if (record_full_arch_list_add_reg (regcache
, AMD64_R14_REGNUM
))
354 if (record_full_arch_list_add_reg (regcache
, AMD64_R15_REGNUM
))
356 if (record_full_arch_list_add_reg (regcache
, AMD64_EFLAGS_REGNUM
))
362 /* amd64_canonicalize_syscall maps from the native amd64 Linux set
363 of syscall ids into a canonical set of syscall ids used by
366 static enum gdb_syscall
367 amd64_canonicalize_syscall (enum amd64_syscall syscall_number
)
370 DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
372 switch (syscall_number
) {
374 case amd64_x32_sys_read
:
377 case amd64_sys_write
:
378 case amd64_x32_sys_write
:
379 return gdb_sys_write
;
382 case amd64_x32_sys_open
:
385 case amd64_sys_close
:
386 case amd64_x32_sys_close
:
387 return gdb_sys_close
;
389 case amd64_sys_newstat
:
390 case amd64_x32_sys_newstat
:
391 return gdb_sys_newstat
;
393 case amd64_sys_newfstat
:
394 case amd64_x32_sys_newfstat
:
395 return gdb_sys_newfstat
;
397 case amd64_sys_newlstat
:
398 case amd64_x32_sys_newlstat
:
399 return gdb_sys_newlstat
;
402 case amd64_x32_sys_poll
:
405 case amd64_sys_lseek
:
406 case amd64_x32_sys_lseek
:
407 return gdb_sys_lseek
;
410 case amd64_x32_sys_mmap
:
411 return gdb_sys_mmap2
;
413 case amd64_sys_mprotect
:
414 case amd64_x32_sys_mprotect
:
415 return gdb_sys_mprotect
;
417 case amd64_sys_munmap
:
418 case amd64_x32_sys_munmap
:
419 return gdb_sys_munmap
;
422 case amd64_x32_sys_brk
:
425 case amd64_sys_rt_sigaction
:
426 case amd64_x32_sys_rt_sigaction
:
427 return gdb_sys_rt_sigaction
;
429 case amd64_sys_rt_sigprocmask
:
430 case amd64_x32_sys_rt_sigprocmask
:
431 return gdb_sys_rt_sigprocmask
;
433 case amd64_sys_rt_sigreturn
:
434 case amd64_x32_sys_rt_sigreturn
:
435 return gdb_sys_rt_sigreturn
;
437 case amd64_sys_ioctl
:
438 case amd64_x32_sys_ioctl
:
439 return gdb_sys_ioctl
;
441 case amd64_sys_pread64
:
442 case amd64_x32_sys_pread64
:
443 return gdb_sys_pread64
;
445 case amd64_sys_pwrite64
:
446 case amd64_x32_sys_pwrite64
:
447 return gdb_sys_pwrite64
;
449 case amd64_sys_readv
:
450 case amd64_x32_sys_readv
:
451 return gdb_sys_readv
;
453 case amd64_sys_writev
:
454 case amd64_x32_sys_writev
:
455 return gdb_sys_writev
;
457 case amd64_sys_access
:
458 case amd64_x32_sys_access
:
459 return gdb_sys_access
;
462 case amd64_x32_sys_pipe
:
465 case amd64_sys_select
:
466 case amd64_x32_sys_select
:
467 return gdb_sys_select
;
469 case amd64_sys_sched_yield
:
470 case amd64_x32_sys_sched_yield
:
471 return gdb_sys_sched_yield
;
473 case amd64_sys_mremap
:
474 case amd64_x32_sys_mremap
:
475 return gdb_sys_mremap
;
477 case amd64_sys_msync
:
478 case amd64_x32_sys_msync
:
479 return gdb_sys_msync
;
481 case amd64_sys_mincore
:
482 case amd64_x32_sys_mincore
:
483 return gdb_sys_mincore
;
485 case amd64_sys_madvise
:
486 case amd64_x32_sys_madvise
:
487 return gdb_sys_madvise
;
489 case amd64_sys_shmget
:
490 case amd64_x32_sys_shmget
:
491 return gdb_sys_shmget
;
493 case amd64_sys_shmat
:
494 case amd64_x32_sys_shmat
:
495 return gdb_sys_shmat
;
497 case amd64_sys_shmctl
:
498 case amd64_x32_sys_shmctl
:
499 return gdb_sys_shmctl
;
502 case amd64_x32_sys_dup
:
506 case amd64_x32_sys_dup2
:
509 case amd64_sys_pause
:
510 case amd64_x32_sys_pause
:
511 return gdb_sys_pause
;
513 case amd64_sys_nanosleep
:
514 case amd64_x32_sys_nanosleep
:
515 return gdb_sys_nanosleep
;
517 case amd64_sys_getitimer
:
518 case amd64_x32_sys_getitimer
:
519 return gdb_sys_getitimer
;
521 case amd64_sys_alarm
:
522 case amd64_x32_sys_alarm
:
523 return gdb_sys_alarm
;
525 case amd64_sys_setitimer
:
526 case amd64_x32_sys_setitimer
:
527 return gdb_sys_setitimer
;
529 case amd64_sys_getpid
:
530 case amd64_x32_sys_getpid
:
531 return gdb_sys_getpid
;
533 case amd64_sys_sendfile64
:
534 case amd64_x32_sys_sendfile64
:
535 return gdb_sys_sendfile64
;
537 case amd64_sys_socket
:
538 case amd64_x32_sys_socket
:
539 return gdb_sys_socket
;
541 case amd64_sys_connect
:
542 case amd64_x32_sys_connect
:
543 return gdb_sys_connect
;
545 case amd64_sys_accept
:
546 case amd64_x32_sys_accept
:
547 return gdb_sys_accept
;
549 case amd64_sys_sendto
:
550 case amd64_x32_sys_sendto
:
551 return gdb_sys_sendto
;
553 case amd64_sys_recvfrom
:
554 case amd64_x32_sys_recvfrom
:
555 return gdb_sys_recvfrom
;
557 case amd64_sys_sendmsg
:
558 case amd64_x32_sys_sendmsg
:
559 return gdb_sys_sendmsg
;
561 case amd64_sys_recvmsg
:
562 case amd64_x32_sys_recvmsg
:
563 return gdb_sys_recvmsg
;
565 case amd64_sys_shutdown
:
566 case amd64_x32_sys_shutdown
:
567 return gdb_sys_shutdown
;
570 case amd64_x32_sys_bind
:
573 case amd64_sys_listen
:
574 case amd64_x32_sys_listen
:
575 return gdb_sys_listen
;
577 case amd64_sys_getsockname
:
578 case amd64_x32_sys_getsockname
:
579 return gdb_sys_getsockname
;
581 case amd64_sys_getpeername
:
582 case amd64_x32_sys_getpeername
:
583 return gdb_sys_getpeername
;
585 case amd64_sys_socketpair
:
586 case amd64_x32_sys_socketpair
:
587 return gdb_sys_socketpair
;
589 case amd64_sys_setsockopt
:
590 case amd64_x32_sys_setsockopt
:
591 return gdb_sys_setsockopt
;
593 case amd64_sys_getsockopt
:
594 case amd64_x32_sys_getsockopt
:
595 return gdb_sys_getsockopt
;
597 case amd64_sys_clone
:
598 case amd64_x32_sys_clone
:
599 return gdb_sys_clone
;
602 case amd64_x32_sys_fork
:
605 case amd64_sys_vfork
:
606 case amd64_x32_sys_vfork
:
607 return gdb_sys_vfork
;
609 case amd64_sys_execve
:
610 case amd64_x32_sys_execve
:
611 return gdb_sys_execve
;
614 case amd64_x32_sys_exit
:
617 case amd64_sys_wait4
:
618 case amd64_x32_sys_wait4
:
619 return gdb_sys_wait4
;
622 case amd64_x32_sys_kill
:
625 case amd64_sys_uname
:
626 case amd64_x32_sys_uname
:
627 return gdb_sys_uname
;
629 case amd64_sys_semget
:
630 case amd64_x32_sys_semget
:
631 return gdb_sys_semget
;
633 case amd64_sys_semop
:
634 case amd64_x32_sys_semop
:
635 return gdb_sys_semop
;
637 case amd64_sys_semctl
:
638 case amd64_x32_sys_semctl
:
639 return gdb_sys_semctl
;
641 case amd64_sys_shmdt
:
642 case amd64_x32_sys_shmdt
:
643 return gdb_sys_shmdt
;
645 case amd64_sys_msgget
:
646 case amd64_x32_sys_msgget
:
647 return gdb_sys_msgget
;
649 case amd64_sys_msgsnd
:
650 case amd64_x32_sys_msgsnd
:
651 return gdb_sys_msgsnd
;
653 case amd64_sys_msgrcv
:
654 case amd64_x32_sys_msgrcv
:
655 return gdb_sys_msgrcv
;
657 case amd64_sys_msgctl
:
658 case amd64_x32_sys_msgctl
:
659 return gdb_sys_msgctl
;
661 case amd64_sys_fcntl
:
662 case amd64_x32_sys_fcntl
:
663 return gdb_sys_fcntl
;
665 case amd64_sys_flock
:
666 case amd64_x32_sys_flock
:
667 return gdb_sys_flock
;
669 case amd64_sys_fsync
:
670 case amd64_x32_sys_fsync
:
671 return gdb_sys_fsync
;
673 case amd64_sys_fdatasync
:
674 case amd64_x32_sys_fdatasync
:
675 return gdb_sys_fdatasync
;
677 case amd64_sys_truncate
:
678 case amd64_x32_sys_truncate
:
679 return gdb_sys_truncate
;
681 case amd64_sys_ftruncate
:
682 case amd64_x32_sys_ftruncate
:
683 return gdb_sys_ftruncate
;
685 case amd64_sys_getdents
:
686 case amd64_x32_sys_getdents
:
687 return gdb_sys_getdents
;
689 case amd64_sys_getcwd
:
690 case amd64_x32_sys_getcwd
:
691 return gdb_sys_getcwd
;
693 case amd64_sys_chdir
:
694 case amd64_x32_sys_chdir
:
695 return gdb_sys_chdir
;
697 case amd64_sys_fchdir
:
698 case amd64_x32_sys_fchdir
:
699 return gdb_sys_fchdir
;
701 case amd64_sys_rename
:
702 case amd64_x32_sys_rename
:
703 return gdb_sys_rename
;
705 case amd64_sys_mkdir
:
706 case amd64_x32_sys_mkdir
:
707 return gdb_sys_mkdir
;
709 case amd64_sys_rmdir
:
710 case amd64_x32_sys_rmdir
:
711 return gdb_sys_rmdir
;
713 case amd64_sys_creat
:
714 case amd64_x32_sys_creat
:
715 return gdb_sys_creat
;
718 case amd64_x32_sys_link
:
721 case amd64_sys_unlink
:
722 case amd64_x32_sys_unlink
:
723 return gdb_sys_unlink
;
725 case amd64_sys_symlink
:
726 case amd64_x32_sys_symlink
:
727 return gdb_sys_symlink
;
729 case amd64_sys_readlink
:
730 case amd64_x32_sys_readlink
:
731 return gdb_sys_readlink
;
733 case amd64_sys_chmod
:
734 case amd64_x32_sys_chmod
:
735 return gdb_sys_chmod
;
737 case amd64_sys_fchmod
:
738 case amd64_x32_sys_fchmod
:
739 return gdb_sys_fchmod
;
741 case amd64_sys_chown
:
742 case amd64_x32_sys_chown
:
743 return gdb_sys_chown
;
745 case amd64_sys_fchown
:
746 case amd64_x32_sys_fchown
:
747 return gdb_sys_fchown
;
749 case amd64_sys_lchown
:
750 case amd64_x32_sys_lchown
:
751 return gdb_sys_lchown
;
753 case amd64_sys_umask
:
754 case amd64_x32_sys_umask
:
755 return gdb_sys_umask
;
757 case amd64_sys_gettimeofday
:
758 case amd64_x32_sys_gettimeofday
:
759 return gdb_sys_gettimeofday
;
761 case amd64_sys_getrlimit
:
762 case amd64_x32_sys_getrlimit
:
763 return gdb_sys_getrlimit
;
765 case amd64_sys_getrusage
:
766 case amd64_x32_sys_getrusage
:
767 return gdb_sys_getrusage
;
769 case amd64_sys_sysinfo
:
770 case amd64_x32_sys_sysinfo
:
771 return gdb_sys_sysinfo
;
773 case amd64_sys_times
:
774 case amd64_x32_sys_times
:
775 return gdb_sys_times
;
777 case amd64_sys_ptrace
:
778 case amd64_x32_sys_ptrace
:
779 return gdb_sys_ptrace
;
781 case amd64_sys_getuid
:
782 case amd64_x32_sys_getuid
:
783 return gdb_sys_getuid
;
785 case amd64_sys_syslog
:
786 case amd64_x32_sys_syslog
:
787 return gdb_sys_syslog
;
789 case amd64_sys_getgid
:
790 case amd64_x32_sys_getgid
:
791 return gdb_sys_getgid
;
793 case amd64_sys_setuid
:
794 case amd64_x32_sys_setuid
:
795 return gdb_sys_setuid
;
797 case amd64_sys_setgid
:
798 case amd64_x32_sys_setgid
:
799 return gdb_sys_setgid
;
801 case amd64_sys_geteuid
:
802 case amd64_x32_sys_geteuid
:
803 return gdb_sys_geteuid
;
805 case amd64_sys_getegid
:
806 case amd64_x32_sys_getegid
:
807 return gdb_sys_getegid
;
809 case amd64_sys_setpgid
:
810 case amd64_x32_sys_setpgid
:
811 return gdb_sys_setpgid
;
813 case amd64_sys_getppid
:
814 case amd64_x32_sys_getppid
:
815 return gdb_sys_getppid
;
817 case amd64_sys_getpgrp
:
818 case amd64_x32_sys_getpgrp
:
819 return gdb_sys_getpgrp
;
821 case amd64_sys_setsid
:
822 case amd64_x32_sys_setsid
:
823 return gdb_sys_setsid
;
825 case amd64_sys_setreuid
:
826 case amd64_x32_sys_setreuid
:
827 return gdb_sys_setreuid
;
829 case amd64_sys_setregid
:
830 case amd64_x32_sys_setregid
:
831 return gdb_sys_setregid
;
833 case amd64_sys_getgroups
:
834 case amd64_x32_sys_getgroups
:
835 return gdb_sys_getgroups
;
837 case amd64_sys_setgroups
:
838 case amd64_x32_sys_setgroups
:
839 return gdb_sys_setgroups
;
841 case amd64_sys_setresuid
:
842 case amd64_x32_sys_setresuid
:
843 return gdb_sys_setresuid
;
845 case amd64_sys_getresuid
:
846 case amd64_x32_sys_getresuid
:
847 return gdb_sys_getresuid
;
849 case amd64_sys_setresgid
:
850 case amd64_x32_sys_setresgid
:
851 return gdb_sys_setresgid
;
853 case amd64_sys_getresgid
:
854 case amd64_x32_sys_getresgid
:
855 return gdb_sys_getresgid
;
857 case amd64_sys_getpgid
:
858 case amd64_x32_sys_getpgid
:
859 return gdb_sys_getpgid
;
861 case amd64_sys_setfsuid
:
862 case amd64_x32_sys_setfsuid
:
863 return gdb_sys_setfsuid
;
865 case amd64_sys_setfsgid
:
866 case amd64_x32_sys_setfsgid
:
867 return gdb_sys_setfsgid
;
869 case amd64_sys_getsid
:
870 case amd64_x32_sys_getsid
:
871 return gdb_sys_getsid
;
873 case amd64_sys_capget
:
874 case amd64_x32_sys_capget
:
875 return gdb_sys_capget
;
877 case amd64_sys_capset
:
878 case amd64_x32_sys_capset
:
879 return gdb_sys_capset
;
881 case amd64_sys_rt_sigpending
:
882 case amd64_x32_sys_rt_sigpending
:
883 return gdb_sys_rt_sigpending
;
885 case amd64_sys_rt_sigtimedwait
:
886 case amd64_x32_sys_rt_sigtimedwait
:
887 return gdb_sys_rt_sigtimedwait
;
889 case amd64_sys_rt_sigqueueinfo
:
890 case amd64_x32_sys_rt_sigqueueinfo
:
891 return gdb_sys_rt_sigqueueinfo
;
893 case amd64_sys_rt_sigsuspend
:
894 case amd64_x32_sys_rt_sigsuspend
:
895 return gdb_sys_rt_sigsuspend
;
897 case amd64_sys_sigaltstack
:
898 case amd64_x32_sys_sigaltstack
:
899 return gdb_sys_sigaltstack
;
901 case amd64_sys_utime
:
902 case amd64_x32_sys_utime
:
903 return gdb_sys_utime
;
905 case amd64_sys_mknod
:
906 case amd64_x32_sys_mknod
:
907 return gdb_sys_mknod
;
909 case amd64_sys_personality
:
910 case amd64_x32_sys_personality
:
911 return gdb_sys_personality
;
913 case amd64_sys_ustat
:
914 case amd64_x32_sys_ustat
:
915 return gdb_sys_ustat
;
917 case amd64_sys_statfs
:
918 case amd64_x32_sys_statfs
:
919 return gdb_sys_statfs
;
921 case amd64_sys_fstatfs
:
922 case amd64_x32_sys_fstatfs
:
923 return gdb_sys_fstatfs
;
925 case amd64_sys_sysfs
:
926 case amd64_x32_sys_sysfs
:
927 return gdb_sys_sysfs
;
929 case amd64_sys_getpriority
:
930 case amd64_x32_sys_getpriority
:
931 return gdb_sys_getpriority
;
933 case amd64_sys_setpriority
:
934 case amd64_x32_sys_setpriority
:
935 return gdb_sys_setpriority
;
937 case amd64_sys_sched_setparam
:
938 case amd64_x32_sys_sched_setparam
:
939 return gdb_sys_sched_setparam
;
941 case amd64_sys_sched_getparam
:
942 case amd64_x32_sys_sched_getparam
:
943 return gdb_sys_sched_getparam
;
945 case amd64_sys_sched_setscheduler
:
946 case amd64_x32_sys_sched_setscheduler
:
947 return gdb_sys_sched_setscheduler
;
949 case amd64_sys_sched_getscheduler
:
950 case amd64_x32_sys_sched_getscheduler
:
951 return gdb_sys_sched_getscheduler
;
953 case amd64_sys_sched_get_priority_max
:
954 case amd64_x32_sys_sched_get_priority_max
:
955 return gdb_sys_sched_get_priority_max
;
957 case amd64_sys_sched_get_priority_min
:
958 case amd64_x32_sys_sched_get_priority_min
:
959 return gdb_sys_sched_get_priority_min
;
961 case amd64_sys_sched_rr_get_interval
:
962 case amd64_x32_sys_sched_rr_get_interval
:
963 return gdb_sys_sched_rr_get_interval
;
965 case amd64_sys_mlock
:
966 case amd64_x32_sys_mlock
:
967 return gdb_sys_mlock
;
969 case amd64_sys_munlock
:
970 case amd64_x32_sys_munlock
:
971 return gdb_sys_munlock
;
973 case amd64_sys_mlockall
:
974 case amd64_x32_sys_mlockall
:
975 return gdb_sys_mlockall
;
977 case amd64_sys_munlockall
:
978 case amd64_x32_sys_munlockall
:
979 return gdb_sys_munlockall
;
981 case amd64_sys_vhangup
:
982 case amd64_x32_sys_vhangup
:
983 return gdb_sys_vhangup
;
985 case amd64_sys_modify_ldt
:
986 case amd64_x32_sys_modify_ldt
:
987 return gdb_sys_modify_ldt
;
989 case amd64_sys_pivot_root
:
990 case amd64_x32_sys_pivot_root
:
991 return gdb_sys_pivot_root
;
993 case amd64_sys_sysctl
:
994 case amd64_x32_sys_sysctl
:
995 return gdb_sys_sysctl
;
997 case amd64_sys_prctl
:
998 case amd64_x32_sys_prctl
:
999 return gdb_sys_prctl
;
1001 case amd64_sys_arch_prctl
:
1002 case amd64_x32_sys_arch_prctl
:
1003 return gdb_sys_no_syscall
; /* Note */
1005 case amd64_sys_adjtimex
:
1006 case amd64_x32_sys_adjtimex
:
1007 return gdb_sys_adjtimex
;
1009 case amd64_sys_setrlimit
:
1010 case amd64_x32_sys_setrlimit
:
1011 return gdb_sys_setrlimit
;
1013 case amd64_sys_chroot
:
1014 case amd64_x32_sys_chroot
:
1015 return gdb_sys_chroot
;
1017 case amd64_sys_sync
:
1018 case amd64_x32_sys_sync
:
1019 return gdb_sys_sync
;
1021 case amd64_sys_acct
:
1022 case amd64_x32_sys_acct
:
1023 return gdb_sys_acct
;
1025 case amd64_sys_settimeofday
:
1026 case amd64_x32_sys_settimeofday
:
1027 return gdb_sys_settimeofday
;
1029 case amd64_sys_mount
:
1030 case amd64_x32_sys_mount
:
1031 return gdb_sys_mount
;
1033 case amd64_sys_umount
:
1034 case amd64_x32_sys_umount
:
1035 return gdb_sys_umount
;
1037 case amd64_sys_swapon
:
1038 case amd64_x32_sys_swapon
:
1039 return gdb_sys_swapon
;
1041 case amd64_sys_swapoff
:
1042 case amd64_x32_sys_swapoff
:
1043 return gdb_sys_swapoff
;
1045 case amd64_sys_reboot
:
1046 case amd64_x32_sys_reboot
:
1047 return gdb_sys_reboot
;
1049 case amd64_sys_sethostname
:
1050 case amd64_x32_sys_sethostname
:
1051 return gdb_sys_sethostname
;
1053 case amd64_sys_setdomainname
:
1054 case amd64_x32_sys_setdomainname
:
1055 return gdb_sys_setdomainname
;
1057 case amd64_sys_iopl
:
1058 case amd64_x32_sys_iopl
:
1059 return gdb_sys_iopl
;
1061 case amd64_sys_ioperm
:
1062 case amd64_x32_sys_ioperm
:
1063 return gdb_sys_ioperm
;
1065 case amd64_sys_init_module
:
1066 case amd64_x32_sys_init_module
:
1067 return gdb_sys_init_module
;
1069 case amd64_sys_delete_module
:
1070 case amd64_x32_sys_delete_module
:
1071 return gdb_sys_delete_module
;
1073 case amd64_sys_quotactl
:
1074 case amd64_x32_sys_quotactl
:
1075 return gdb_sys_quotactl
;
1077 case amd64_sys_nfsservctl
:
1078 return gdb_sys_nfsservctl
;
1080 case amd64_sys_gettid
:
1081 case amd64_x32_sys_gettid
:
1082 return gdb_sys_gettid
;
1084 case amd64_sys_readahead
:
1085 case amd64_x32_sys_readahead
:
1086 return gdb_sys_readahead
;
1088 case amd64_sys_setxattr
:
1089 case amd64_x32_sys_setxattr
:
1090 return gdb_sys_setxattr
;
1092 case amd64_sys_lsetxattr
:
1093 case amd64_x32_sys_lsetxattr
:
1094 return gdb_sys_lsetxattr
;
1096 case amd64_sys_fsetxattr
:
1097 case amd64_x32_sys_fsetxattr
:
1098 return gdb_sys_fsetxattr
;
1100 case amd64_sys_getxattr
:
1101 case amd64_x32_sys_getxattr
:
1102 return gdb_sys_getxattr
;
1104 case amd64_sys_lgetxattr
:
1105 case amd64_x32_sys_lgetxattr
:
1106 return gdb_sys_lgetxattr
;
1108 case amd64_sys_fgetxattr
:
1109 case amd64_x32_sys_fgetxattr
:
1110 return gdb_sys_fgetxattr
;
1112 case amd64_sys_listxattr
:
1113 case amd64_x32_sys_listxattr
:
1114 return gdb_sys_listxattr
;
1116 case amd64_sys_llistxattr
:
1117 case amd64_x32_sys_llistxattr
:
1118 return gdb_sys_llistxattr
;
1120 case amd64_sys_flistxattr
:
1121 case amd64_x32_sys_flistxattr
:
1122 return gdb_sys_flistxattr
;
1124 case amd64_sys_removexattr
:
1125 case amd64_x32_sys_removexattr
:
1126 return gdb_sys_removexattr
;
1128 case amd64_sys_lremovexattr
:
1129 case amd64_x32_sys_lremovexattr
:
1130 return gdb_sys_lremovexattr
;
1132 case amd64_sys_fremovexattr
:
1133 case amd64_x32_sys_fremovexattr
:
1134 return gdb_sys_fremovexattr
;
1136 case amd64_sys_tkill
:
1137 case amd64_x32_sys_tkill
:
1138 return gdb_sys_tkill
;
1140 case amd64_sys_time
:
1141 case amd64_x32_sys_time
:
1142 return gdb_sys_time
;
1144 case amd64_sys_futex
:
1145 case amd64_x32_sys_futex
:
1146 return gdb_sys_futex
;
1148 case amd64_sys_sched_setaffinity
:
1149 case amd64_x32_sys_sched_setaffinity
:
1150 return gdb_sys_sched_setaffinity
;
1152 case amd64_sys_sched_getaffinity
:
1153 case amd64_x32_sys_sched_getaffinity
:
1154 return gdb_sys_sched_getaffinity
;
1156 case amd64_sys_io_setup
:
1157 case amd64_x32_sys_io_setup
:
1158 return gdb_sys_io_setup
;
1160 case amd64_sys_io_destroy
:
1161 case amd64_x32_sys_io_destroy
:
1162 return gdb_sys_io_destroy
;
1164 case amd64_sys_io_getevents
:
1165 case amd64_x32_sys_io_getevents
:
1166 return gdb_sys_io_getevents
;
1168 case amd64_sys_io_submit
:
1169 case amd64_x32_sys_io_submit
:
1170 return gdb_sys_io_submit
;
1172 case amd64_sys_io_cancel
:
1173 case amd64_x32_sys_io_cancel
:
1174 return gdb_sys_io_cancel
;
1176 case amd64_sys_lookup_dcookie
:
1177 case amd64_x32_sys_lookup_dcookie
:
1178 return gdb_sys_lookup_dcookie
;
1180 case amd64_sys_epoll_create
:
1181 case amd64_x32_sys_epoll_create
:
1182 return gdb_sys_epoll_create
;
1184 case amd64_sys_remap_file_pages
:
1185 case amd64_x32_sys_remap_file_pages
:
1186 return gdb_sys_remap_file_pages
;
1188 case amd64_sys_getdents64
:
1189 case amd64_x32_sys_getdents64
:
1190 return gdb_sys_getdents64
;
1192 case amd64_sys_set_tid_address
:
1193 case amd64_x32_sys_set_tid_address
:
1194 return gdb_sys_set_tid_address
;
1196 case amd64_sys_restart_syscall
:
1197 case amd64_x32_sys_restart_syscall
:
1198 return gdb_sys_restart_syscall
;
1200 case amd64_sys_semtimedop
:
1201 case amd64_x32_sys_semtimedop
:
1202 return gdb_sys_semtimedop
;
1204 case amd64_sys_fadvise64
:
1205 case amd64_x32_sys_fadvise64
:
1206 return gdb_sys_fadvise64
;
1208 case amd64_sys_timer_create
:
1209 case amd64_x32_sys_timer_create
:
1210 return gdb_sys_timer_create
;
1212 case amd64_sys_timer_settime
:
1213 case amd64_x32_sys_timer_settime
:
1214 return gdb_sys_timer_settime
;
1216 case amd64_sys_timer_gettime
:
1217 case amd64_x32_sys_timer_gettime
:
1218 return gdb_sys_timer_gettime
;
1220 case amd64_sys_timer_getoverrun
:
1221 case amd64_x32_sys_timer_getoverrun
:
1222 return gdb_sys_timer_getoverrun
;
1224 case amd64_sys_timer_delete
:
1225 case amd64_x32_sys_timer_delete
:
1226 return gdb_sys_timer_delete
;
1228 case amd64_sys_clock_settime
:
1229 case amd64_x32_sys_clock_settime
:
1230 return gdb_sys_clock_settime
;
1232 case amd64_sys_clock_gettime
:
1233 case amd64_x32_sys_clock_gettime
:
1234 return gdb_sys_clock_gettime
;
1236 case amd64_sys_clock_getres
:
1237 case amd64_x32_sys_clock_getres
:
1238 return gdb_sys_clock_getres
;
1240 case amd64_sys_clock_nanosleep
:
1241 case amd64_x32_sys_clock_nanosleep
:
1242 return gdb_sys_clock_nanosleep
;
1244 case amd64_sys_exit_group
:
1245 case amd64_x32_sys_exit_group
:
1246 return gdb_sys_exit_group
;
1248 case amd64_sys_epoll_wait
:
1249 case amd64_x32_sys_epoll_wait
:
1250 return gdb_sys_epoll_wait
;
1252 case amd64_sys_epoll_ctl
:
1253 case amd64_x32_sys_epoll_ctl
:
1254 return gdb_sys_epoll_ctl
;
1256 case amd64_sys_tgkill
:
1257 case amd64_x32_sys_tgkill
:
1258 return gdb_sys_tgkill
;
1260 case amd64_sys_utimes
:
1261 case amd64_x32_sys_utimes
:
1262 return gdb_sys_utimes
;
1264 case amd64_sys_mbind
:
1265 case amd64_x32_sys_mbind
:
1266 return gdb_sys_mbind
;
1268 case amd64_sys_set_mempolicy
:
1269 case amd64_x32_sys_set_mempolicy
:
1270 return gdb_sys_set_mempolicy
;
1272 case amd64_sys_get_mempolicy
:
1273 case amd64_x32_sys_get_mempolicy
:
1274 return gdb_sys_get_mempolicy
;
1276 case amd64_sys_mq_open
:
1277 case amd64_x32_sys_mq_open
:
1278 return gdb_sys_mq_open
;
1280 case amd64_sys_mq_unlink
:
1281 case amd64_x32_sys_mq_unlink
:
1282 return gdb_sys_mq_unlink
;
1284 case amd64_sys_mq_timedsend
:
1285 case amd64_x32_sys_mq_timedsend
:
1286 return gdb_sys_mq_timedsend
;
1288 case amd64_sys_mq_timedreceive
:
1289 case amd64_x32_sys_mq_timedreceive
:
1290 return gdb_sys_mq_timedreceive
;
1292 case amd64_sys_mq_notify
:
1293 case amd64_x32_sys_mq_notify
:
1294 return gdb_sys_mq_notify
;
1296 case amd64_sys_mq_getsetattr
:
1297 case amd64_x32_sys_mq_getsetattr
:
1298 return gdb_sys_mq_getsetattr
;
1300 case amd64_sys_kexec_load
:
1301 case amd64_x32_sys_kexec_load
:
1302 return gdb_sys_kexec_load
;
1304 case amd64_sys_waitid
:
1305 case amd64_x32_sys_waitid
:
1306 return gdb_sys_waitid
;
1308 case amd64_sys_add_key
:
1309 case amd64_x32_sys_add_key
:
1310 return gdb_sys_add_key
;
1312 case amd64_sys_request_key
:
1313 case amd64_x32_sys_request_key
:
1314 return gdb_sys_request_key
;
1316 case amd64_sys_keyctl
:
1317 case amd64_x32_sys_keyctl
:
1318 return gdb_sys_keyctl
;
1320 case amd64_sys_ioprio_set
:
1321 case amd64_x32_sys_ioprio_set
:
1322 return gdb_sys_ioprio_set
;
1324 case amd64_sys_ioprio_get
:
1325 case amd64_x32_sys_ioprio_get
:
1326 return gdb_sys_ioprio_get
;
1328 case amd64_sys_inotify_init
:
1329 case amd64_x32_sys_inotify_init
:
1330 return gdb_sys_inotify_init
;
1332 case amd64_sys_inotify_add_watch
:
1333 case amd64_x32_sys_inotify_add_watch
:
1334 return gdb_sys_inotify_add_watch
;
1336 case amd64_sys_inotify_rm_watch
:
1337 case amd64_x32_sys_inotify_rm_watch
:
1338 return gdb_sys_inotify_rm_watch
;
1340 case amd64_sys_migrate_pages
:
1341 case amd64_x32_sys_migrate_pages
:
1342 return gdb_sys_migrate_pages
;
1344 case amd64_sys_openat
:
1345 case amd64_x32_sys_openat
:
1346 return gdb_sys_openat
;
1348 case amd64_sys_mkdirat
:
1349 case amd64_x32_sys_mkdirat
:
1350 return gdb_sys_mkdirat
;
1352 case amd64_sys_mknodat
:
1353 case amd64_x32_sys_mknodat
:
1354 return gdb_sys_mknodat
;
1356 case amd64_sys_fchownat
:
1357 case amd64_x32_sys_fchownat
:
1358 return gdb_sys_fchownat
;
1360 case amd64_sys_futimesat
:
1361 case amd64_x32_sys_futimesat
:
1362 return gdb_sys_futimesat
;
1364 case amd64_sys_newfstatat
:
1365 case amd64_x32_sys_newfstatat
:
1366 return gdb_sys_newfstatat
;
1368 case amd64_sys_unlinkat
:
1369 case amd64_x32_sys_unlinkat
:
1370 return gdb_sys_unlinkat
;
1372 case amd64_sys_renameat
:
1373 case amd64_x32_sys_renameat
:
1374 return gdb_sys_renameat
;
1376 case amd64_sys_linkat
:
1377 case amd64_x32_sys_linkat
:
1378 return gdb_sys_linkat
;
1380 case amd64_sys_symlinkat
:
1381 case amd64_x32_sys_symlinkat
:
1382 return gdb_sys_symlinkat
;
1384 case amd64_sys_readlinkat
:
1385 case amd64_x32_sys_readlinkat
:
1386 return gdb_sys_readlinkat
;
1388 case amd64_sys_fchmodat
:
1389 case amd64_x32_sys_fchmodat
:
1390 return gdb_sys_fchmodat
;
1392 case amd64_sys_faccessat
:
1393 case amd64_x32_sys_faccessat
:
1394 return gdb_sys_faccessat
;
1396 case amd64_sys_pselect6
:
1397 case amd64_x32_sys_pselect6
:
1398 return gdb_sys_pselect6
;
1400 case amd64_sys_ppoll
:
1401 case amd64_x32_sys_ppoll
:
1402 return gdb_sys_ppoll
;
1404 case amd64_sys_unshare
:
1405 case amd64_x32_sys_unshare
:
1406 return gdb_sys_unshare
;
1408 case amd64_sys_set_robust_list
:
1409 case amd64_x32_sys_set_robust_list
:
1410 return gdb_sys_set_robust_list
;
1412 case amd64_sys_get_robust_list
:
1413 case amd64_x32_sys_get_robust_list
:
1414 return gdb_sys_get_robust_list
;
1416 case amd64_sys_splice
:
1417 case amd64_x32_sys_splice
:
1418 return gdb_sys_splice
;
1421 case amd64_x32_sys_tee
:
1424 case amd64_sys_sync_file_range
:
1425 case amd64_x32_sys_sync_file_range
:
1426 return gdb_sys_sync_file_range
;
1428 case amd64_sys_vmsplice
:
1429 case amd64_x32_sys_vmsplice
:
1430 return gdb_sys_vmsplice
;
1432 case amd64_sys_move_pages
:
1433 case amd64_x32_sys_move_pages
:
1434 return gdb_sys_move_pages
;
1437 return gdb_sys_no_syscall
;
1443 /* Parse the arguments of current system call instruction and record
1444 the values of the registers and memory that will be changed into
1445 "record_full_arch_list". This instruction is "syscall".
1447 Return -1 if something wrong. */
1449 static struct linux_record_tdep amd64_linux_record_tdep
;
1450 static struct linux_record_tdep amd64_x32_linux_record_tdep
;
1452 #define RECORD_ARCH_GET_FS 0x1003
1453 #define RECORD_ARCH_GET_GS 0x1004
1456 amd64_linux_syscall_record_common (struct regcache
*regcache
,
1457 struct linux_record_tdep
*linux_record_tdep_p
)
1460 ULONGEST syscall_native
;
1461 enum gdb_syscall syscall_gdb
= gdb_sys_no_syscall
;
1463 regcache_raw_read_unsigned (regcache
, AMD64_RAX_REGNUM
, &syscall_native
);
1465 switch (syscall_native
)
1467 case amd64_sys_rt_sigreturn
:
1468 case amd64_x32_sys_rt_sigreturn
:
1469 if (amd64_all_but_ip_registers_record (regcache
))
1474 case amd64_sys_arch_prctl
:
1475 case amd64_x32_sys_arch_prctl
:
1478 regcache_raw_read_unsigned (regcache
, linux_record_tdep_p
->arg3
,
1480 if (arg3
== RECORD_ARCH_GET_FS
|| arg3
== RECORD_ARCH_GET_GS
)
1484 regcache_raw_read_unsigned (regcache
,
1485 linux_record_tdep_p
->arg2
,
1487 if (record_full_arch_list_add_mem
1488 (addr
, linux_record_tdep_p
->size_ulong
))
1497 = amd64_canonicalize_syscall ((enum amd64_syscall
) syscall_native
);
1499 if (syscall_gdb
== gdb_sys_no_syscall
)
1501 printf_unfiltered (_("Process record and replay target doesn't "
1502 "support syscall number %s\n"),
1503 pulongest (syscall_native
));
1508 ret
= record_linux_system_call (syscall_gdb
, regcache
,
1509 linux_record_tdep_p
);
1515 /* Record the return value of the system call. */
1516 if (record_full_arch_list_add_reg (regcache
, AMD64_RCX_REGNUM
))
1518 if (record_full_arch_list_add_reg (regcache
, AMD64_R11_REGNUM
))
1525 amd64_linux_syscall_record (struct regcache
*regcache
)
1527 return amd64_linux_syscall_record_common (regcache
,
1528 &amd64_linux_record_tdep
);
1532 amd64_x32_linux_syscall_record (struct regcache
*regcache
)
1534 return amd64_linux_syscall_record_common (regcache
,
1535 &amd64_x32_linux_record_tdep
);
1538 #define AMD64_LINUX_redzone 128
1539 #define AMD64_LINUX_xstate 512
1540 #define AMD64_LINUX_frame_size 560
1543 amd64_linux_record_signal (struct gdbarch
*gdbarch
,
1544 struct regcache
*regcache
,
1545 enum gdb_signal signal
)
1549 if (amd64_all_but_ip_registers_record (regcache
))
1552 if (record_full_arch_list_add_reg (regcache
, AMD64_RIP_REGNUM
))
1555 /* Record the change in the stack. */
1556 regcache_raw_read_unsigned (regcache
, AMD64_RSP_REGNUM
, &rsp
);
1559 rsp
-= AMD64_LINUX_redzone
;
1560 /* This is for xstate.
1561 sp -= sizeof (struct _fpstate); */
1562 rsp
-= AMD64_LINUX_xstate
;
1563 /* This is for frame_size.
1564 sp -= sizeof (struct rt_sigframe); */
1565 rsp
-= AMD64_LINUX_frame_size
;
1566 if (record_full_arch_list_add_mem (rsp
, AMD64_LINUX_redzone
1567 + AMD64_LINUX_xstate
1568 + AMD64_LINUX_frame_size
))
1571 if (record_full_arch_list_add_end ())
1578 amd64_linux_read_description (uint64_t xcr0_features_bit
, bool is_x32
)
1580 static target_desc
*amd64_linux_tdescs \
1581 [2/*AVX*/][2/*MPX*/][2/*AVX512*/][2/*PKRU*/] = {};
1582 static target_desc
*x32_linux_tdescs
[2/*AVX*/][2/*AVX512*/] = {};
1584 target_desc
**tdesc
;
1588 tdesc
= &x32_linux_tdescs
[(xcr0_features_bit
& X86_XSTATE_AVX
) ? 1 : 0 ]
1589 [(xcr0_features_bit
& X86_XSTATE_AVX512
) ? 1 : 0];
1593 tdesc
= &amd64_linux_tdescs
[(xcr0_features_bit
& X86_XSTATE_AVX
) ? 1 : 0]
1594 [(xcr0_features_bit
& X86_XSTATE_MPX
) ? 1 : 0]
1595 [(xcr0_features_bit
& X86_XSTATE_AVX512
) ? 1 : 0]
1596 [(xcr0_features_bit
& X86_XSTATE_PKRU
) ? 1 : 0];
1600 *tdesc
= amd64_create_target_description (xcr0_features_bit
, is_x32
,
1606 /* Get Linux/x86 target description from core dump. */
1608 static const struct target_desc
*
1609 amd64_linux_core_read_description (struct gdbarch
*gdbarch
,
1610 struct target_ops
*target
,
1614 uint64_t xcr0
= i386_linux_core_read_xcr0 (abfd
);
1616 return amd64_linux_read_description (xcr0
& X86_XSTATE_ALL_MASK
,
1617 gdbarch_ptr_bit (gdbarch
) == 32);
1620 /* Similar to amd64_supply_fpregset, but use XSAVE extended state. */
1623 amd64_linux_supply_xstateregset (const struct regset
*regset
,
1624 struct regcache
*regcache
, int regnum
,
1625 const void *xstateregs
, size_t len
)
1627 amd64_supply_xsave (regcache
, regnum
, xstateregs
);
1630 /* Similar to amd64_collect_fpregset, but use XSAVE extended state. */
1633 amd64_linux_collect_xstateregset (const struct regset
*regset
,
1634 const struct regcache
*regcache
,
1635 int regnum
, void *xstateregs
, size_t len
)
1637 amd64_collect_xsave (regcache
, regnum
, xstateregs
, 1);
1640 static const struct regset amd64_linux_xstateregset
=
1643 amd64_linux_supply_xstateregset
,
1644 amd64_linux_collect_xstateregset
1647 /* Iterate over core file register note sections. */
1650 amd64_linux_iterate_over_regset_sections (struct gdbarch
*gdbarch
,
1651 iterate_over_regset_sections_cb
*cb
,
1653 const struct regcache
*regcache
)
1655 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1657 cb (".reg", 27 * 8, 27 * 8, &i386_gregset
, NULL
, cb_data
);
1658 cb (".reg2", 512, 512, &amd64_fpregset
, NULL
, cb_data
);
1659 cb (".reg-xstate", X86_XSTATE_SIZE (tdep
->xcr0
), X86_XSTATE_SIZE (tdep
->xcr0
),
1660 &amd64_linux_xstateregset
, "XSAVE extended state", cb_data
);
1663 /* The instruction sequences used in x86_64 machines for a
1664 disabled is-enabled probe. */
1666 const gdb_byte amd64_dtrace_disabled_probe_sequence_1
[] = {
1667 /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
1672 const gdb_byte amd64_dtrace_disabled_probe_sequence_2
[] = {
1673 /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
1678 /* The instruction sequence used in x86_64 machines for enabling a
1679 DTrace is-enabled probe. */
1681 const gdb_byte amd64_dtrace_enable_probe_sequence
[] = {
1682 /* mov $0x1, %eax */ 0xb8, 0x01, 0x00, 0x00, 0x00
1685 /* The instruction sequence used in x86_64 machines for disabling a
1686 DTrace is-enabled probe. */
1688 const gdb_byte amd64_dtrace_disable_probe_sequence
[] = {
1689 /* xor %rax, %rax; nop; nop */ 0x48, 0x33, 0xC0, 0x90, 0x90
1692 /* Implementation of `gdbarch_dtrace_probe_is_enabled', as defined in
1696 amd64_dtrace_probe_is_enabled (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1700 /* This function returns 1 if the instructions at ADDR do _not_
1701 follow any of the amd64_dtrace_disabled_probe_sequence_*
1704 Note that ADDR is offset 3 bytes from the beginning of these
1707 read_code (addr
- 3, buf
, 5);
1708 return (memcmp (buf
, amd64_dtrace_disabled_probe_sequence_1
, 5) != 0
1709 && memcmp (buf
, amd64_dtrace_disabled_probe_sequence_2
, 5) != 0);
1712 /* Implementation of `gdbarch_dtrace_enable_probe', as defined in
1716 amd64_dtrace_enable_probe (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1718 /* Note also that ADDR is offset 3 bytes from the beginning of
1719 amd64_dtrace_enable_probe_sequence. */
1721 write_memory (addr
- 3, amd64_dtrace_enable_probe_sequence
, 5);
1724 /* Implementation of `gdbarch_dtrace_disable_probe', as defined in
1728 amd64_dtrace_disable_probe (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1730 /* Note also that ADDR is offset 3 bytes from the beginning of
1731 amd64_dtrace_disable_probe_sequence. */
1733 write_memory (addr
- 3, amd64_dtrace_disable_probe_sequence
, 5);
1736 /* Implementation of `gdbarch_dtrace_parse_probe_argument', as defined
1740 amd64_dtrace_parse_probe_argument (struct gdbarch
*gdbarch
,
1741 struct expr_builder
*builder
,
1746 /* DTrace probe arguments can be found on the ABI-defined places for
1747 regular arguments at the current PC. The probe abstraction
1748 currently supports up to 12 arguments for probes. */
1752 static const int arg_reg_map
[6] =
1754 AMD64_RDI_REGNUM
, /* Arg 1. */
1755 AMD64_RSI_REGNUM
, /* Arg 2. */
1756 AMD64_RDX_REGNUM
, /* Arg 3. */
1757 AMD64_RCX_REGNUM
, /* Arg 4. */
1758 AMD64_R8_REGNUM
, /* Arg 5. */
1759 AMD64_R9_REGNUM
/* Arg 6. */
1761 int regno
= arg_reg_map
[narg
];
1762 const char *regname
= user_reg_map_regnum_to_name (gdbarch
, regno
);
1764 write_exp_elt_opcode (builder
, OP_REGISTER
);
1766 str
.length
= strlen (regname
);
1767 write_exp_string (builder
, str
);
1768 write_exp_elt_opcode (builder
, OP_REGISTER
);
1772 /* Additional arguments are passed on the stack. */
1773 const char *regname
= user_reg_map_regnum_to_name (gdbarch
, AMD64_RSP_REGNUM
);
1776 write_exp_elt_opcode (builder
, OP_LONG
);
1777 write_exp_elt_type (builder
, builtin_type (gdbarch
)->builtin_long
);
1778 write_exp_elt_longcst (builder
, narg
- 6);
1779 write_exp_elt_opcode (builder
, OP_LONG
);
1782 write_exp_elt_opcode (builder
, OP_REGISTER
);
1784 str
.length
= strlen (regname
);
1785 write_exp_string (builder
, str
);
1786 write_exp_elt_opcode (builder
, OP_REGISTER
);
1788 write_exp_elt_opcode (builder
, BINOP_ADD
);
1791 write_exp_elt_opcode (builder
, UNOP_CAST
);
1792 write_exp_elt_type (builder
,
1793 lookup_pointer_type (builtin_type (gdbarch
)->builtin_long
));
1794 write_exp_elt_opcode (builder
, UNOP_CAST
);
1796 write_exp_elt_opcode (builder
, UNOP_IND
);
1800 struct amd64_linux_per_inferior
1802 amd64_linux_per_inferior (gdb::array_view
<CORE_ADDR
> disp_step_buffer_addrs
)
1803 : disp_step_buf_mgr (disp_step_buffer_addrs
)
1806 multiple_displaced_buffer_manager disp_step_buf_mgr
;
1809 static const inferior_key
<amd64_linux_per_inferior
>
1810 amd64_linux_per_inferior_data
;
1812 /* Get the per-inferior AMD64/Linux data for INF. */
1814 static amd64_linux_per_inferior
*
1815 get_amd64_linux_per_inferior (inferior
*inf
, gdbarch
*arch
)
1817 amd64_linux_per_inferior
*per_inf
= amd64_linux_per_inferior_data
.get (inf
);
1819 if (per_inf
== nullptr)
1821 /* Figure out where the displaced step buffer is. */
1822 CORE_ADDR disp_step_buffer_addr
= linux_displaced_step_location (arch
);
1824 per_inf
= amd64_linux_per_inferior_data
.emplace (inf
, disp_step_buffer_addr
);
1830 /* Implementation of the gdbarch_displaced_step_prepare method. */
1832 static displaced_step_prepare_status
1833 amd64_linux_displaced_step_prepare (gdbarch
*arch
, thread_info
*thread
)
1835 amd64_linux_per_inferior
*per_inferior
1836 = get_amd64_linux_per_inferior (thread
->inf
, arch
);
1838 return per_inferior
->disp_step_buf_mgr
.prepare (thread
);
1841 /* Implementation of the gdbarch_displaced_step_finish method. */
1843 static displaced_step_finish_status
1844 amd64_linux_displaced_step_finish (gdbarch
*arch
, thread_info
*thread
,
1847 amd64_linux_per_inferior
*per_inferior
1848 = get_amd64_linux_per_inferior (thread
->inf
, arch
);
1850 return per_inferior
->disp_step_buf_mgr
.finish (arch
, thread
, sig
);
1854 amd64_linux_init_abi_common(struct gdbarch_info info
, struct gdbarch
*gdbarch
)
1856 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1858 linux_init_abi (info
, gdbarch
);
1860 tdep
->sigtramp_p
= amd64_linux_sigtramp_p
;
1861 tdep
->sigcontext_addr
= amd64_linux_sigcontext_addr
;
1862 tdep
->sc_reg_offset
= amd64_linux_sc_reg_offset
;
1863 tdep
->sc_num_regs
= ARRAY_SIZE (amd64_linux_sc_reg_offset
);
1865 tdep
->xsave_xcr0_offset
= I386_LINUX_XSAVE_XCR0_OFFSET
;
1867 /* Add the %orig_rax register used for syscall restarting. */
1868 set_gdbarch_write_pc (gdbarch
, amd64_linux_write_pc
);
1870 tdep
->register_reggroup_p
= amd64_linux_register_reggroup_p
;
1872 /* Functions for 'catch syscall'. */
1873 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_AMD64
);
1874 set_gdbarch_get_syscall_number (gdbarch
,
1875 amd64_linux_get_syscall_number
);
1877 /* Enable TLS support. */
1878 set_gdbarch_fetch_tls_load_module_address (gdbarch
,
1879 svr4_fetch_objfile_link_map
);
1881 /* GNU/Linux uses SVR4-style shared libraries. */
1882 set_gdbarch_skip_trampoline_code (gdbarch
, find_solib_trampoline_target
);
1884 /* GNU/Linux uses the dynamic linker included in the GNU C Library. */
1885 set_gdbarch_skip_solib_resolver (gdbarch
, glibc_skip_solib_resolver
);
1887 /* Iterate over core file register note sections. */
1888 set_gdbarch_iterate_over_regset_sections
1889 (gdbarch
, amd64_linux_iterate_over_regset_sections
);
1891 set_gdbarch_core_read_description (gdbarch
,
1892 amd64_linux_core_read_description
);
1894 /* Displaced stepping. */
1895 set_gdbarch_displaced_step_copy_insn (gdbarch
,
1896 amd64_displaced_step_copy_insn
);
1897 set_gdbarch_displaced_step_fixup (gdbarch
, amd64_displaced_step_fixup
);
1898 set_gdbarch_displaced_step_prepare (gdbarch
, amd64_linux_displaced_step_prepare
);
1899 set_gdbarch_displaced_step_finish (gdbarch
, amd64_linux_displaced_step_finish
);
1901 set_gdbarch_process_record (gdbarch
, i386_process_record
);
1902 set_gdbarch_process_record_signal (gdbarch
, amd64_linux_record_signal
);
1904 set_gdbarch_get_siginfo_type (gdbarch
, x86_linux_get_siginfo_type
);
1905 set_gdbarch_handle_segmentation_fault (gdbarch
,
1906 i386_linux_handle_segmentation_fault
);
1910 amd64_linux_init_abi (struct gdbarch_info info
, struct gdbarch
*gdbarch
)
1912 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
1913 struct tdesc_arch_data
*tdesc_data
= info
.tdesc_data
;
1914 const struct tdesc_feature
*feature
;
1917 gdb_assert (tdesc_data
);
1919 tdep
->gregset_reg_offset
= amd64_linux_gregset_reg_offset
;
1920 tdep
->gregset_num_regs
= ARRAY_SIZE (amd64_linux_gregset_reg_offset
);
1921 tdep
->sizeof_gregset
= 27 * 8;
1923 amd64_init_abi (info
, gdbarch
,
1924 amd64_linux_read_description (X86_XSTATE_SSE_MASK
, false));
1926 const target_desc
*tdesc
= tdep
->tdesc
;
1928 /* Reserve a number for orig_rax. */
1929 set_gdbarch_num_regs (gdbarch
, AMD64_LINUX_NUM_REGS
);
1931 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.i386.linux");
1932 if (feature
== NULL
)
1935 valid_p
= tdesc_numbered_register (feature
, tdesc_data
,
1936 AMD64_LINUX_ORIG_RAX_REGNUM
,
1941 amd64_linux_init_abi_common (info
, gdbarch
);
1943 /* Initialize the amd64_linux_record_tdep. */
1944 /* These values are the size of the type that will be used in a system
1945 call. They are obtained from Linux Kernel source. */
1946 amd64_linux_record_tdep
.size_pointer
1947 = gdbarch_ptr_bit (gdbarch
) / TARGET_CHAR_BIT
;
1948 amd64_linux_record_tdep
.size__old_kernel_stat
= 32;
1949 amd64_linux_record_tdep
.size_tms
= 32;
1950 amd64_linux_record_tdep
.size_loff_t
= 8;
1951 amd64_linux_record_tdep
.size_flock
= 32;
1952 amd64_linux_record_tdep
.size_oldold_utsname
= 45;
1953 amd64_linux_record_tdep
.size_ustat
= 32;
1954 /* ADM64 doesn't need this size because it doesn't have sys_sigaction
1955 but sys_rt_sigaction. */
1956 amd64_linux_record_tdep
.size_old_sigaction
= 32;
1957 /* ADM64 doesn't need this size because it doesn't have sys_sigpending
1958 but sys_rt_sigpending. */
1959 amd64_linux_record_tdep
.size_old_sigset_t
= 8;
1960 amd64_linux_record_tdep
.size_rlimit
= 16;
1961 amd64_linux_record_tdep
.size_rusage
= 144;
1962 amd64_linux_record_tdep
.size_timeval
= 16;
1963 amd64_linux_record_tdep
.size_timezone
= 8;
1964 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
1965 but sys_getgroups. */
1966 amd64_linux_record_tdep
.size_old_gid_t
= 2;
1967 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
1968 but sys_getresuid. */
1969 amd64_linux_record_tdep
.size_old_uid_t
= 2;
1970 amd64_linux_record_tdep
.size_fd_set
= 128;
1971 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
1972 amd64_linux_record_tdep
.size_old_dirent
= 280;
1973 amd64_linux_record_tdep
.size_statfs
= 120;
1974 amd64_linux_record_tdep
.size_statfs64
= 120;
1975 amd64_linux_record_tdep
.size_sockaddr
= 16;
1976 amd64_linux_record_tdep
.size_int
1977 = gdbarch_int_bit (gdbarch
) / TARGET_CHAR_BIT
;
1978 amd64_linux_record_tdep
.size_long
1979 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
1980 amd64_linux_record_tdep
.size_ulong
1981 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
1982 amd64_linux_record_tdep
.size_msghdr
= 56;
1983 amd64_linux_record_tdep
.size_itimerval
= 32;
1984 amd64_linux_record_tdep
.size_stat
= 144;
1985 amd64_linux_record_tdep
.size_old_utsname
= 325;
1986 amd64_linux_record_tdep
.size_sysinfo
= 112;
1987 amd64_linux_record_tdep
.size_msqid_ds
= 120;
1988 amd64_linux_record_tdep
.size_shmid_ds
= 112;
1989 amd64_linux_record_tdep
.size_new_utsname
= 390;
1990 amd64_linux_record_tdep
.size_timex
= 208;
1991 amd64_linux_record_tdep
.size_mem_dqinfo
= 24;
1992 amd64_linux_record_tdep
.size_if_dqblk
= 72;
1993 amd64_linux_record_tdep
.size_fs_quota_stat
= 80;
1994 amd64_linux_record_tdep
.size_timespec
= 16;
1995 amd64_linux_record_tdep
.size_pollfd
= 8;
1996 amd64_linux_record_tdep
.size_NFS_FHSIZE
= 32;
1997 amd64_linux_record_tdep
.size_knfsd_fh
= 132;
1998 amd64_linux_record_tdep
.size_TASK_COMM_LEN
= 16;
1999 amd64_linux_record_tdep
.size_sigaction
= 32;
2000 amd64_linux_record_tdep
.size_sigset_t
= 8;
2001 amd64_linux_record_tdep
.size_siginfo_t
= 128;
2002 amd64_linux_record_tdep
.size_cap_user_data_t
= 8;
2003 amd64_linux_record_tdep
.size_stack_t
= 24;
2004 amd64_linux_record_tdep
.size_off_t
= 8;
2005 amd64_linux_record_tdep
.size_stat64
= 144;
2006 amd64_linux_record_tdep
.size_gid_t
= 4;
2007 amd64_linux_record_tdep
.size_uid_t
= 4;
2008 amd64_linux_record_tdep
.size_PAGE_SIZE
= 4096;
2009 amd64_linux_record_tdep
.size_flock64
= 32;
2010 amd64_linux_record_tdep
.size_user_desc
= 16;
2011 amd64_linux_record_tdep
.size_io_event
= 32;
2012 amd64_linux_record_tdep
.size_iocb
= 64;
2013 amd64_linux_record_tdep
.size_epoll_event
= 12;
2014 amd64_linux_record_tdep
.size_itimerspec
= 32;
2015 amd64_linux_record_tdep
.size_mq_attr
= 64;
2016 amd64_linux_record_tdep
.size_termios
= 36;
2017 amd64_linux_record_tdep
.size_termios2
= 44;
2018 amd64_linux_record_tdep
.size_pid_t
= 4;
2019 amd64_linux_record_tdep
.size_winsize
= 8;
2020 amd64_linux_record_tdep
.size_serial_struct
= 72;
2021 amd64_linux_record_tdep
.size_serial_icounter_struct
= 80;
2022 amd64_linux_record_tdep
.size_hayes_esp_config
= 12;
2023 amd64_linux_record_tdep
.size_size_t
= 8;
2024 amd64_linux_record_tdep
.size_iovec
= 16;
2025 amd64_linux_record_tdep
.size_time_t
= 8;
2027 /* These values are the second argument of system call "sys_fcntl"
2028 and "sys_fcntl64". They are obtained from Linux Kernel source. */
2029 amd64_linux_record_tdep
.fcntl_F_GETLK
= 5;
2030 amd64_linux_record_tdep
.fcntl_F_GETLK64
= 12;
2031 amd64_linux_record_tdep
.fcntl_F_SETLK64
= 13;
2032 amd64_linux_record_tdep
.fcntl_F_SETLKW64
= 14;
2034 amd64_linux_record_tdep
.arg1
= AMD64_RDI_REGNUM
;
2035 amd64_linux_record_tdep
.arg2
= AMD64_RSI_REGNUM
;
2036 amd64_linux_record_tdep
.arg3
= AMD64_RDX_REGNUM
;
2037 amd64_linux_record_tdep
.arg4
= AMD64_R10_REGNUM
;
2038 amd64_linux_record_tdep
.arg5
= AMD64_R8_REGNUM
;
2039 amd64_linux_record_tdep
.arg6
= AMD64_R9_REGNUM
;
2041 /* These values are the second argument of system call "sys_ioctl".
2042 They are obtained from Linux Kernel source. */
2043 amd64_linux_record_tdep
.ioctl_TCGETS
= 0x5401;
2044 amd64_linux_record_tdep
.ioctl_TCSETS
= 0x5402;
2045 amd64_linux_record_tdep
.ioctl_TCSETSW
= 0x5403;
2046 amd64_linux_record_tdep
.ioctl_TCSETSF
= 0x5404;
2047 amd64_linux_record_tdep
.ioctl_TCGETA
= 0x5405;
2048 amd64_linux_record_tdep
.ioctl_TCSETA
= 0x5406;
2049 amd64_linux_record_tdep
.ioctl_TCSETAW
= 0x5407;
2050 amd64_linux_record_tdep
.ioctl_TCSETAF
= 0x5408;
2051 amd64_linux_record_tdep
.ioctl_TCSBRK
= 0x5409;
2052 amd64_linux_record_tdep
.ioctl_TCXONC
= 0x540A;
2053 amd64_linux_record_tdep
.ioctl_TCFLSH
= 0x540B;
2054 amd64_linux_record_tdep
.ioctl_TIOCEXCL
= 0x540C;
2055 amd64_linux_record_tdep
.ioctl_TIOCNXCL
= 0x540D;
2056 amd64_linux_record_tdep
.ioctl_TIOCSCTTY
= 0x540E;
2057 amd64_linux_record_tdep
.ioctl_TIOCGPGRP
= 0x540F;
2058 amd64_linux_record_tdep
.ioctl_TIOCSPGRP
= 0x5410;
2059 amd64_linux_record_tdep
.ioctl_TIOCOUTQ
= 0x5411;
2060 amd64_linux_record_tdep
.ioctl_TIOCSTI
= 0x5412;
2061 amd64_linux_record_tdep
.ioctl_TIOCGWINSZ
= 0x5413;
2062 amd64_linux_record_tdep
.ioctl_TIOCSWINSZ
= 0x5414;
2063 amd64_linux_record_tdep
.ioctl_TIOCMGET
= 0x5415;
2064 amd64_linux_record_tdep
.ioctl_TIOCMBIS
= 0x5416;
2065 amd64_linux_record_tdep
.ioctl_TIOCMBIC
= 0x5417;
2066 amd64_linux_record_tdep
.ioctl_TIOCMSET
= 0x5418;
2067 amd64_linux_record_tdep
.ioctl_TIOCGSOFTCAR
= 0x5419;
2068 amd64_linux_record_tdep
.ioctl_TIOCSSOFTCAR
= 0x541A;
2069 amd64_linux_record_tdep
.ioctl_FIONREAD
= 0x541B;
2070 amd64_linux_record_tdep
.ioctl_TIOCINQ
2071 = amd64_linux_record_tdep
.ioctl_FIONREAD
;
2072 amd64_linux_record_tdep
.ioctl_TIOCLINUX
= 0x541C;
2073 amd64_linux_record_tdep
.ioctl_TIOCCONS
= 0x541D;
2074 amd64_linux_record_tdep
.ioctl_TIOCGSERIAL
= 0x541E;
2075 amd64_linux_record_tdep
.ioctl_TIOCSSERIAL
= 0x541F;
2076 amd64_linux_record_tdep
.ioctl_TIOCPKT
= 0x5420;
2077 amd64_linux_record_tdep
.ioctl_FIONBIO
= 0x5421;
2078 amd64_linux_record_tdep
.ioctl_TIOCNOTTY
= 0x5422;
2079 amd64_linux_record_tdep
.ioctl_TIOCSETD
= 0x5423;
2080 amd64_linux_record_tdep
.ioctl_TIOCGETD
= 0x5424;
2081 amd64_linux_record_tdep
.ioctl_TCSBRKP
= 0x5425;
2082 amd64_linux_record_tdep
.ioctl_TIOCTTYGSTRUCT
= 0x5426;
2083 amd64_linux_record_tdep
.ioctl_TIOCSBRK
= 0x5427;
2084 amd64_linux_record_tdep
.ioctl_TIOCCBRK
= 0x5428;
2085 amd64_linux_record_tdep
.ioctl_TIOCGSID
= 0x5429;
2086 amd64_linux_record_tdep
.ioctl_TCGETS2
= 0x802c542a;
2087 amd64_linux_record_tdep
.ioctl_TCSETS2
= 0x402c542b;
2088 amd64_linux_record_tdep
.ioctl_TCSETSW2
= 0x402c542c;
2089 amd64_linux_record_tdep
.ioctl_TCSETSF2
= 0x402c542d;
2090 amd64_linux_record_tdep
.ioctl_TIOCGPTN
= 0x80045430;
2091 amd64_linux_record_tdep
.ioctl_TIOCSPTLCK
= 0x40045431;
2092 amd64_linux_record_tdep
.ioctl_FIONCLEX
= 0x5450;
2093 amd64_linux_record_tdep
.ioctl_FIOCLEX
= 0x5451;
2094 amd64_linux_record_tdep
.ioctl_FIOASYNC
= 0x5452;
2095 amd64_linux_record_tdep
.ioctl_TIOCSERCONFIG
= 0x5453;
2096 amd64_linux_record_tdep
.ioctl_TIOCSERGWILD
= 0x5454;
2097 amd64_linux_record_tdep
.ioctl_TIOCSERSWILD
= 0x5455;
2098 amd64_linux_record_tdep
.ioctl_TIOCGLCKTRMIOS
= 0x5456;
2099 amd64_linux_record_tdep
.ioctl_TIOCSLCKTRMIOS
= 0x5457;
2100 amd64_linux_record_tdep
.ioctl_TIOCSERGSTRUCT
= 0x5458;
2101 amd64_linux_record_tdep
.ioctl_TIOCSERGETLSR
= 0x5459;
2102 amd64_linux_record_tdep
.ioctl_TIOCSERGETMULTI
= 0x545A;
2103 amd64_linux_record_tdep
.ioctl_TIOCSERSETMULTI
= 0x545B;
2104 amd64_linux_record_tdep
.ioctl_TIOCMIWAIT
= 0x545C;
2105 amd64_linux_record_tdep
.ioctl_TIOCGICOUNT
= 0x545D;
2106 amd64_linux_record_tdep
.ioctl_TIOCGHAYESESP
= 0x545E;
2107 amd64_linux_record_tdep
.ioctl_TIOCSHAYESESP
= 0x545F;
2108 amd64_linux_record_tdep
.ioctl_FIOQSIZE
= 0x5460;
2110 tdep
->i386_syscall_record
= amd64_linux_syscall_record
;
2112 /* GNU/Linux uses SVR4-style shared libraries. */
2113 set_solib_svr4_fetch_link_map_offsets
2114 (gdbarch
, svr4_lp64_fetch_link_map_offsets
);
2116 /* Register DTrace handlers. */
2117 set_gdbarch_dtrace_parse_probe_argument (gdbarch
, amd64_dtrace_parse_probe_argument
);
2118 set_gdbarch_dtrace_probe_is_enabled (gdbarch
, amd64_dtrace_probe_is_enabled
);
2119 set_gdbarch_dtrace_enable_probe (gdbarch
, amd64_dtrace_enable_probe
);
2120 set_gdbarch_dtrace_disable_probe (gdbarch
, amd64_dtrace_disable_probe
);
2124 amd64_x32_linux_init_abi (struct gdbarch_info info
, struct gdbarch
*gdbarch
)
2126 struct gdbarch_tdep
*tdep
= gdbarch_tdep (gdbarch
);
2127 struct tdesc_arch_data
*tdesc_data
= info
.tdesc_data
;
2128 const struct tdesc_feature
*feature
;
2131 gdb_assert (tdesc_data
);
2133 tdep
->gregset_reg_offset
= amd64_linux_gregset_reg_offset
;
2134 tdep
->gregset_num_regs
= ARRAY_SIZE (amd64_linux_gregset_reg_offset
);
2135 tdep
->sizeof_gregset
= 27 * 8;
2137 amd64_x32_init_abi (info
, gdbarch
,
2138 amd64_linux_read_description (X86_XSTATE_SSE_MASK
,
2141 /* Reserve a number for orig_rax. */
2142 set_gdbarch_num_regs (gdbarch
, AMD64_LINUX_NUM_REGS
);
2144 const target_desc
*tdesc
= tdep
->tdesc
;
2146 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.i386.linux");
2147 if (feature
== NULL
)
2150 valid_p
= tdesc_numbered_register (feature
, tdesc_data
,
2151 AMD64_LINUX_ORIG_RAX_REGNUM
,
2156 amd64_linux_init_abi_common (info
, gdbarch
);
2158 /* Initialize the amd64_x32_linux_record_tdep. */
2159 /* These values are the size of the type that will be used in a system
2160 call. They are obtained from Linux Kernel source. */
2161 amd64_x32_linux_record_tdep
.size_pointer
2162 = gdbarch_ptr_bit (gdbarch
) / TARGET_CHAR_BIT
;
2163 amd64_x32_linux_record_tdep
.size__old_kernel_stat
= 32;
2164 amd64_x32_linux_record_tdep
.size_tms
= 32;
2165 amd64_x32_linux_record_tdep
.size_loff_t
= 8;
2166 amd64_x32_linux_record_tdep
.size_flock
= 32;
2167 amd64_x32_linux_record_tdep
.size_oldold_utsname
= 45;
2168 amd64_x32_linux_record_tdep
.size_ustat
= 32;
2169 /* ADM64 doesn't need this size because it doesn't have sys_sigaction
2170 but sys_rt_sigaction. */
2171 amd64_x32_linux_record_tdep
.size_old_sigaction
= 16;
2172 /* ADM64 doesn't need this size because it doesn't have sys_sigpending
2173 but sys_rt_sigpending. */
2174 amd64_x32_linux_record_tdep
.size_old_sigset_t
= 4;
2175 amd64_x32_linux_record_tdep
.size_rlimit
= 16;
2176 amd64_x32_linux_record_tdep
.size_rusage
= 144;
2177 amd64_x32_linux_record_tdep
.size_timeval
= 16;
2178 amd64_x32_linux_record_tdep
.size_timezone
= 8;
2179 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
2180 but sys_getgroups. */
2181 amd64_x32_linux_record_tdep
.size_old_gid_t
= 2;
2182 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
2183 but sys_getresuid. */
2184 amd64_x32_linux_record_tdep
.size_old_uid_t
= 2;
2185 amd64_x32_linux_record_tdep
.size_fd_set
= 128;
2186 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
2187 amd64_x32_linux_record_tdep
.size_old_dirent
= 268;
2188 amd64_x32_linux_record_tdep
.size_statfs
= 120;
2189 amd64_x32_linux_record_tdep
.size_statfs64
= 120;
2190 amd64_x32_linux_record_tdep
.size_sockaddr
= 16;
2191 amd64_x32_linux_record_tdep
.size_int
2192 = gdbarch_int_bit (gdbarch
) / TARGET_CHAR_BIT
;
2193 amd64_x32_linux_record_tdep
.size_long
2194 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
2195 amd64_x32_linux_record_tdep
.size_ulong
2196 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
2197 amd64_x32_linux_record_tdep
.size_msghdr
= 28;
2198 amd64_x32_linux_record_tdep
.size_itimerval
= 32;
2199 amd64_x32_linux_record_tdep
.size_stat
= 144;
2200 amd64_x32_linux_record_tdep
.size_old_utsname
= 325;
2201 amd64_x32_linux_record_tdep
.size_sysinfo
= 112;
2202 amd64_x32_linux_record_tdep
.size_msqid_ds
= 120;
2203 amd64_x32_linux_record_tdep
.size_shmid_ds
= 112;
2204 amd64_x32_linux_record_tdep
.size_new_utsname
= 390;
2205 amd64_x32_linux_record_tdep
.size_timex
= 208;
2206 amd64_x32_linux_record_tdep
.size_mem_dqinfo
= 24;
2207 amd64_x32_linux_record_tdep
.size_if_dqblk
= 72;
2208 amd64_x32_linux_record_tdep
.size_fs_quota_stat
= 80;
2209 amd64_x32_linux_record_tdep
.size_timespec
= 16;
2210 amd64_x32_linux_record_tdep
.size_pollfd
= 8;
2211 amd64_x32_linux_record_tdep
.size_NFS_FHSIZE
= 32;
2212 amd64_x32_linux_record_tdep
.size_knfsd_fh
= 132;
2213 amd64_x32_linux_record_tdep
.size_TASK_COMM_LEN
= 16;
2214 amd64_x32_linux_record_tdep
.size_sigaction
= 20;
2215 amd64_x32_linux_record_tdep
.size_sigset_t
= 8;
2216 amd64_x32_linux_record_tdep
.size_siginfo_t
= 128;
2217 amd64_x32_linux_record_tdep
.size_cap_user_data_t
= 8;
2218 amd64_x32_linux_record_tdep
.size_stack_t
= 12;
2219 amd64_x32_linux_record_tdep
.size_off_t
= 8;
2220 amd64_x32_linux_record_tdep
.size_stat64
= 144;
2221 amd64_x32_linux_record_tdep
.size_gid_t
= 4;
2222 amd64_x32_linux_record_tdep
.size_uid_t
= 4;
2223 amd64_x32_linux_record_tdep
.size_PAGE_SIZE
= 4096;
2224 amd64_x32_linux_record_tdep
.size_flock64
= 32;
2225 amd64_x32_linux_record_tdep
.size_user_desc
= 16;
2226 amd64_x32_linux_record_tdep
.size_io_event
= 32;
2227 amd64_x32_linux_record_tdep
.size_iocb
= 64;
2228 amd64_x32_linux_record_tdep
.size_epoll_event
= 12;
2229 amd64_x32_linux_record_tdep
.size_itimerspec
= 32;
2230 amd64_x32_linux_record_tdep
.size_mq_attr
= 64;
2231 amd64_x32_linux_record_tdep
.size_termios
= 36;
2232 amd64_x32_linux_record_tdep
.size_termios2
= 44;
2233 amd64_x32_linux_record_tdep
.size_pid_t
= 4;
2234 amd64_x32_linux_record_tdep
.size_winsize
= 8;
2235 amd64_x32_linux_record_tdep
.size_serial_struct
= 72;
2236 amd64_x32_linux_record_tdep
.size_serial_icounter_struct
= 80;
2237 amd64_x32_linux_record_tdep
.size_hayes_esp_config
= 12;
2238 amd64_x32_linux_record_tdep
.size_size_t
= 4;
2239 amd64_x32_linux_record_tdep
.size_iovec
= 8;
2240 amd64_x32_linux_record_tdep
.size_time_t
= 8;
2242 /* These values are the second argument of system call "sys_fcntl"
2243 and "sys_fcntl64". They are obtained from Linux Kernel source. */
2244 amd64_x32_linux_record_tdep
.fcntl_F_GETLK
= 5;
2245 amd64_x32_linux_record_tdep
.fcntl_F_GETLK64
= 12;
2246 amd64_x32_linux_record_tdep
.fcntl_F_SETLK64
= 13;
2247 amd64_x32_linux_record_tdep
.fcntl_F_SETLKW64
= 14;
2249 amd64_x32_linux_record_tdep
.arg1
= AMD64_RDI_REGNUM
;
2250 amd64_x32_linux_record_tdep
.arg2
= AMD64_RSI_REGNUM
;
2251 amd64_x32_linux_record_tdep
.arg3
= AMD64_RDX_REGNUM
;
2252 amd64_x32_linux_record_tdep
.arg4
= AMD64_R10_REGNUM
;
2253 amd64_x32_linux_record_tdep
.arg5
= AMD64_R8_REGNUM
;
2254 amd64_x32_linux_record_tdep
.arg6
= AMD64_R9_REGNUM
;
2256 /* These values are the second argument of system call "sys_ioctl".
2257 They are obtained from Linux Kernel source. */
2258 amd64_x32_linux_record_tdep
.ioctl_TCGETS
= 0x5401;
2259 amd64_x32_linux_record_tdep
.ioctl_TCSETS
= 0x5402;
2260 amd64_x32_linux_record_tdep
.ioctl_TCSETSW
= 0x5403;
2261 amd64_x32_linux_record_tdep
.ioctl_TCSETSF
= 0x5404;
2262 amd64_x32_linux_record_tdep
.ioctl_TCGETA
= 0x5405;
2263 amd64_x32_linux_record_tdep
.ioctl_TCSETA
= 0x5406;
2264 amd64_x32_linux_record_tdep
.ioctl_TCSETAW
= 0x5407;
2265 amd64_x32_linux_record_tdep
.ioctl_TCSETAF
= 0x5408;
2266 amd64_x32_linux_record_tdep
.ioctl_TCSBRK
= 0x5409;
2267 amd64_x32_linux_record_tdep
.ioctl_TCXONC
= 0x540A;
2268 amd64_x32_linux_record_tdep
.ioctl_TCFLSH
= 0x540B;
2269 amd64_x32_linux_record_tdep
.ioctl_TIOCEXCL
= 0x540C;
2270 amd64_x32_linux_record_tdep
.ioctl_TIOCNXCL
= 0x540D;
2271 amd64_x32_linux_record_tdep
.ioctl_TIOCSCTTY
= 0x540E;
2272 amd64_x32_linux_record_tdep
.ioctl_TIOCGPGRP
= 0x540F;
2273 amd64_x32_linux_record_tdep
.ioctl_TIOCSPGRP
= 0x5410;
2274 amd64_x32_linux_record_tdep
.ioctl_TIOCOUTQ
= 0x5411;
2275 amd64_x32_linux_record_tdep
.ioctl_TIOCSTI
= 0x5412;
2276 amd64_x32_linux_record_tdep
.ioctl_TIOCGWINSZ
= 0x5413;
2277 amd64_x32_linux_record_tdep
.ioctl_TIOCSWINSZ
= 0x5414;
2278 amd64_x32_linux_record_tdep
.ioctl_TIOCMGET
= 0x5415;
2279 amd64_x32_linux_record_tdep
.ioctl_TIOCMBIS
= 0x5416;
2280 amd64_x32_linux_record_tdep
.ioctl_TIOCMBIC
= 0x5417;
2281 amd64_x32_linux_record_tdep
.ioctl_TIOCMSET
= 0x5418;
2282 amd64_x32_linux_record_tdep
.ioctl_TIOCGSOFTCAR
= 0x5419;
2283 amd64_x32_linux_record_tdep
.ioctl_TIOCSSOFTCAR
= 0x541A;
2284 amd64_x32_linux_record_tdep
.ioctl_FIONREAD
= 0x541B;
2285 amd64_x32_linux_record_tdep
.ioctl_TIOCINQ
= amd64_x32_linux_record_tdep
.ioctl_FIONREAD
;
2286 amd64_x32_linux_record_tdep
.ioctl_TIOCLINUX
= 0x541C;
2287 amd64_x32_linux_record_tdep
.ioctl_TIOCCONS
= 0x541D;
2288 amd64_x32_linux_record_tdep
.ioctl_TIOCGSERIAL
= 0x541E;
2289 amd64_x32_linux_record_tdep
.ioctl_TIOCSSERIAL
= 0x541F;
2290 amd64_x32_linux_record_tdep
.ioctl_TIOCPKT
= 0x5420;
2291 amd64_x32_linux_record_tdep
.ioctl_FIONBIO
= 0x5421;
2292 amd64_x32_linux_record_tdep
.ioctl_TIOCNOTTY
= 0x5422;
2293 amd64_x32_linux_record_tdep
.ioctl_TIOCSETD
= 0x5423;
2294 amd64_x32_linux_record_tdep
.ioctl_TIOCGETD
= 0x5424;
2295 amd64_x32_linux_record_tdep
.ioctl_TCSBRKP
= 0x5425;
2296 amd64_x32_linux_record_tdep
.ioctl_TIOCTTYGSTRUCT
= 0x5426;
2297 amd64_x32_linux_record_tdep
.ioctl_TIOCSBRK
= 0x5427;
2298 amd64_x32_linux_record_tdep
.ioctl_TIOCCBRK
= 0x5428;
2299 amd64_x32_linux_record_tdep
.ioctl_TIOCGSID
= 0x5429;
2300 amd64_x32_linux_record_tdep
.ioctl_TCGETS2
= 0x802c542a;
2301 amd64_x32_linux_record_tdep
.ioctl_TCSETS2
= 0x402c542b;
2302 amd64_x32_linux_record_tdep
.ioctl_TCSETSW2
= 0x402c542c;
2303 amd64_x32_linux_record_tdep
.ioctl_TCSETSF2
= 0x402c542d;
2304 amd64_x32_linux_record_tdep
.ioctl_TIOCGPTN
= 0x80045430;
2305 amd64_x32_linux_record_tdep
.ioctl_TIOCSPTLCK
= 0x40045431;
2306 amd64_x32_linux_record_tdep
.ioctl_FIONCLEX
= 0x5450;
2307 amd64_x32_linux_record_tdep
.ioctl_FIOCLEX
= 0x5451;
2308 amd64_x32_linux_record_tdep
.ioctl_FIOASYNC
= 0x5452;
2309 amd64_x32_linux_record_tdep
.ioctl_TIOCSERCONFIG
= 0x5453;
2310 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGWILD
= 0x5454;
2311 amd64_x32_linux_record_tdep
.ioctl_TIOCSERSWILD
= 0x5455;
2312 amd64_x32_linux_record_tdep
.ioctl_TIOCGLCKTRMIOS
= 0x5456;
2313 amd64_x32_linux_record_tdep
.ioctl_TIOCSLCKTRMIOS
= 0x5457;
2314 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGSTRUCT
= 0x5458;
2315 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGETLSR
= 0x5459;
2316 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGETMULTI
= 0x545A;
2317 amd64_x32_linux_record_tdep
.ioctl_TIOCSERSETMULTI
= 0x545B;
2318 amd64_x32_linux_record_tdep
.ioctl_TIOCMIWAIT
= 0x545C;
2319 amd64_x32_linux_record_tdep
.ioctl_TIOCGICOUNT
= 0x545D;
2320 amd64_x32_linux_record_tdep
.ioctl_TIOCGHAYESESP
= 0x545E;
2321 amd64_x32_linux_record_tdep
.ioctl_TIOCSHAYESESP
= 0x545F;
2322 amd64_x32_linux_record_tdep
.ioctl_FIOQSIZE
= 0x5460;
2324 tdep
->i386_syscall_record
= amd64_x32_linux_syscall_record
;
2326 /* GNU/Linux uses SVR4-style shared libraries. */
2327 set_solib_svr4_fetch_link_map_offsets
2328 (gdbarch
, svr4_ilp32_fetch_link_map_offsets
);
2331 void _initialize_amd64_linux_tdep ();
2333 _initialize_amd64_linux_tdep ()
2335 gdbarch_register_osabi (bfd_arch_i386
, bfd_mach_x86_64
,
2336 GDB_OSABI_LINUX
, amd64_linux_init_abi
);
2337 gdbarch_register_osabi (bfd_arch_i386
, bfd_mach_x64_32
,
2338 GDB_OSABI_LINUX
, amd64_x32_linux_init_abi
);