1 /* Target-dependent code for GNU/Linux x86-64.
3 Copyright (C) 2001-2024 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"
29 #include "reggroups.h"
31 #include "parser-defs.h"
32 #include "user-regs.h"
33 #include "amd64-linux-tdep.h"
34 #include "i386-linux-tdep.h"
35 #include "linux-tdep.h"
36 #include "gdbsupport/x86-xstate.h"
38 #include "amd64-tdep.h"
39 #include "solib-svr4.h"
40 #include "xml-syscall.h"
41 #include "glibc-tdep.h"
42 #include "arch/amd64.h"
43 #include "target-descriptions.h"
46 /* The syscall's XML filename for i386. */
47 #define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
49 #include "record-full.h"
50 #include "linux-record.h"
52 /* Mapping between the general-purpose registers in `struct user'
53 format and GDB's register cache layout. */
55 /* From <sys/reg.h>. */
56 int amd64_linux_gregset_reg_offset
[] =
82 -1, -1, -1, -1, -1, -1, -1, -1,
83 -1, -1, -1, -1, -1, -1, -1, -1,
84 -1, -1, -1, -1, -1, -1, -1, -1,
85 -1, -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,
88 -1, -1, -1, -1, /* MPX registers BND0 ... BND3. */
89 -1, -1, /* MPX registers BNDCFGU and BNDSTATUS. */
90 -1, -1, -1, -1, -1, -1, -1, -1, /* xmm16 ... xmm31 (AVX512) */
91 -1, -1, -1, -1, -1, -1, -1, -1,
92 -1, -1, -1, -1, -1, -1, -1, -1, /* ymm16 ... ymm31 (AVX512) */
93 -1, -1, -1, -1, -1, -1, -1, -1,
94 -1, -1, -1, -1, -1, -1, -1, -1, /* k0 ... k7 (AVX512) */
95 -1, -1, -1, -1, -1, -1, -1, -1, /* zmm0 ... zmm31 (AVX512) */
96 -1, -1, -1, -1, -1, -1, -1, -1,
97 -1, -1, -1, -1, -1, -1, -1, -1,
98 -1, -1, -1, -1, -1, -1, -1, -1,
99 -1, /* PKEYS register pkru */
101 /* End of hardware registers */
102 21 * 8, 22 * 8, /* fs_base and gs_base. */
103 15 * 8 /* "orig_rax" */
107 /* Support for signal handlers. */
109 #define LINUX_SIGTRAMP_INSN0 0x48 /* mov $NNNNNNNN, %rax */
110 #define LINUX_SIGTRAMP_OFFSET0 0
111 #define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */
112 #define LINUX_SIGTRAMP_OFFSET1 7
114 static const gdb_byte amd64_linux_sigtramp_code
[] =
116 /* mov $__NR_rt_sigreturn, %rax */
117 LINUX_SIGTRAMP_INSN0
, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
119 LINUX_SIGTRAMP_INSN1
, 0x05
122 static const gdb_byte amd64_x32_linux_sigtramp_code
[] =
124 /* mov $__NR_rt_sigreturn, %rax. */
125 LINUX_SIGTRAMP_INSN0
, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40,
127 LINUX_SIGTRAMP_INSN1
, 0x05
130 #define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code)
132 /* If PC is in a sigtramp routine, return the address of the start of
133 the routine. Otherwise, return 0. */
136 amd64_linux_sigtramp_start (frame_info_ptr this_frame
)
138 struct gdbarch
*gdbarch
;
139 const gdb_byte
*sigtramp_code
;
140 CORE_ADDR pc
= get_frame_pc (this_frame
);
141 gdb_byte buf
[LINUX_SIGTRAMP_LEN
];
143 /* We only recognize a signal trampoline if PC is at the start of
144 one of the two instructions. We optimize for finding the PC at
145 the start, as will be the case when the trampoline is not the
146 first frame on the stack. We assume that in the case where the
147 PC is not at the start of the instruction sequence, there will be
148 a few trailing readable bytes on the stack. */
150 if (!safe_frame_unwind_memory (this_frame
, pc
, buf
))
153 if (buf
[0] != LINUX_SIGTRAMP_INSN0
)
155 if (buf
[0] != LINUX_SIGTRAMP_INSN1
)
158 pc
-= LINUX_SIGTRAMP_OFFSET1
;
159 if (!safe_frame_unwind_memory (this_frame
, pc
, buf
))
163 gdbarch
= get_frame_arch (this_frame
);
164 if (gdbarch_ptr_bit (gdbarch
) == 32)
165 sigtramp_code
= amd64_x32_linux_sigtramp_code
;
167 sigtramp_code
= amd64_linux_sigtramp_code
;
168 if (memcmp (buf
, sigtramp_code
, LINUX_SIGTRAMP_LEN
) != 0)
174 /* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
178 amd64_linux_sigtramp_p (frame_info_ptr this_frame
)
180 CORE_ADDR pc
= get_frame_pc (this_frame
);
183 find_pc_partial_function (pc
, &name
, NULL
, NULL
);
185 /* If we have NAME, we can optimize the search. The trampoline is
186 named __restore_rt. However, it isn't dynamically exported from
187 the shared C library, so the trampoline may appear to be part of
188 the preceding function. This should always be sigaction,
189 __sigaction, or __libc_sigaction (all aliases to the same
191 if (name
== NULL
|| strstr (name
, "sigaction") != NULL
)
192 return (amd64_linux_sigtramp_start (this_frame
) != 0);
194 return (strcmp ("__restore_rt", name
) == 0);
197 /* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
198 #define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
200 /* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
201 address of the associated sigcontext structure. */
204 amd64_linux_sigcontext_addr (frame_info_ptr this_frame
)
206 struct gdbarch
*gdbarch
= get_frame_arch (this_frame
);
207 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
211 get_frame_register (this_frame
, AMD64_RSP_REGNUM
, buf
);
212 sp
= extract_unsigned_integer (buf
, 8, byte_order
);
214 /* The sigcontext structure is part of the user context. A pointer
215 to the user context is passed as the third argument to the signal
216 handler, i.e. in %rdx. Unfortunately %rdx isn't preserved across
217 function calls so we can't use it. Fortunately the user context
218 is part of the signal frame and the unwound %rsp directly points
220 return sp
+ AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET
;
225 amd64_linux_get_syscall_number (struct gdbarch
*gdbarch
,
228 struct regcache
*regcache
= get_thread_regcache (thread
);
229 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
230 /* The content of a register. */
235 /* Getting the system call number from the register.
236 When dealing with x86_64 architecture, this information
237 is stored at %rax register. */
238 regcache
->cooked_read (AMD64_LINUX_ORIG_RAX_REGNUM
, buf
);
240 ret
= extract_signed_integer (buf
, byte_order
);
246 /* From <asm/sigcontext.h>. */
247 static int amd64_linux_sc_reg_offset
[] =
266 17 * 8, /* %eflags */
268 /* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are
269 available in `struct sigcontext'. However, they only occupy two
270 bytes instead of four, which makes using them here rather
271 difficult. Leave them out for now. */
281 amd64_linux_register_reggroup_p (struct gdbarch
*gdbarch
, int regnum
,
282 const struct reggroup
*group
)
284 if (regnum
== AMD64_LINUX_ORIG_RAX_REGNUM
)
285 return (group
== system_reggroup
286 || group
== save_reggroup
287 || group
== restore_reggroup
);
288 return i386_register_reggroup_p (gdbarch
, regnum
, group
);
291 /* Set the program counter for process PTID to PC. */
294 amd64_linux_write_pc (struct regcache
*regcache
, CORE_ADDR pc
)
296 regcache_cooked_write_unsigned (regcache
, AMD64_RIP_REGNUM
, pc
);
298 /* We must be careful with modifying the program counter. If we
299 just interrupted a system call, the kernel might try to restart
300 it when we resume the inferior. On restarting the system call,
301 the kernel will try backing up the program counter even though it
302 no longer points at the system call. This typically results in a
303 SIGSEGV or SIGILL. We can prevent this by writing `-1' in the
304 "orig_rax" pseudo-register.
306 Note that "orig_rax" is saved when setting up a dummy call frame.
307 This means that it is properly restored when that frame is
308 popped, and that the interrupted system call will be restarted
309 when we resume the inferior on return from a function call from
310 within GDB. In all other cases the system call will not be
312 regcache_cooked_write_unsigned (regcache
, AMD64_LINUX_ORIG_RAX_REGNUM
, -1);
315 /* Record all registers but IP register for process-record. */
318 amd64_all_but_ip_registers_record (struct regcache
*regcache
)
320 if (record_full_arch_list_add_reg (regcache
, AMD64_RAX_REGNUM
))
322 if (record_full_arch_list_add_reg (regcache
, AMD64_RCX_REGNUM
))
324 if (record_full_arch_list_add_reg (regcache
, AMD64_RDX_REGNUM
))
326 if (record_full_arch_list_add_reg (regcache
, AMD64_RBX_REGNUM
))
328 if (record_full_arch_list_add_reg (regcache
, AMD64_RSP_REGNUM
))
330 if (record_full_arch_list_add_reg (regcache
, AMD64_RBP_REGNUM
))
332 if (record_full_arch_list_add_reg (regcache
, AMD64_RSI_REGNUM
))
334 if (record_full_arch_list_add_reg (regcache
, AMD64_RDI_REGNUM
))
336 if (record_full_arch_list_add_reg (regcache
, AMD64_R8_REGNUM
))
338 if (record_full_arch_list_add_reg (regcache
, AMD64_R9_REGNUM
))
340 if (record_full_arch_list_add_reg (regcache
, AMD64_R10_REGNUM
))
342 if (record_full_arch_list_add_reg (regcache
, AMD64_R11_REGNUM
))
344 if (record_full_arch_list_add_reg (regcache
, AMD64_R12_REGNUM
))
346 if (record_full_arch_list_add_reg (regcache
, AMD64_R13_REGNUM
))
348 if (record_full_arch_list_add_reg (regcache
, AMD64_R14_REGNUM
))
350 if (record_full_arch_list_add_reg (regcache
, AMD64_R15_REGNUM
))
352 if (record_full_arch_list_add_reg (regcache
, AMD64_EFLAGS_REGNUM
))
358 /* amd64_canonicalize_syscall maps from the native amd64 Linux set
359 of syscall ids into a canonical set of syscall ids used by
362 static enum gdb_syscall
363 amd64_canonicalize_syscall (enum amd64_syscall syscall_number
)
366 DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
368 switch (syscall_number
) {
370 case amd64_x32_sys_read
:
373 case amd64_sys_write
:
374 case amd64_x32_sys_write
:
375 return gdb_sys_write
;
378 case amd64_x32_sys_open
:
381 case amd64_sys_close
:
382 case amd64_x32_sys_close
:
383 return gdb_sys_close
;
385 case amd64_sys_newstat
:
386 case amd64_x32_sys_newstat
:
387 return gdb_sys_newstat
;
389 case amd64_sys_newfstat
:
390 case amd64_x32_sys_newfstat
:
391 return gdb_sys_newfstat
;
393 case amd64_sys_newlstat
:
394 case amd64_x32_sys_newlstat
:
395 return gdb_sys_newlstat
;
398 case amd64_x32_sys_poll
:
401 case amd64_sys_lseek
:
402 case amd64_x32_sys_lseek
:
403 return gdb_sys_lseek
;
406 case amd64_x32_sys_mmap
:
407 return gdb_sys_mmap2
;
409 case amd64_sys_mprotect
:
410 case amd64_x32_sys_mprotect
:
411 return gdb_sys_mprotect
;
413 case amd64_sys_munmap
:
414 case amd64_x32_sys_munmap
:
415 return gdb_sys_munmap
;
418 case amd64_x32_sys_brk
:
421 case amd64_sys_rt_sigaction
:
422 case amd64_x32_sys_rt_sigaction
:
423 return gdb_sys_rt_sigaction
;
425 case amd64_sys_rt_sigprocmask
:
426 case amd64_x32_sys_rt_sigprocmask
:
427 return gdb_sys_rt_sigprocmask
;
429 case amd64_sys_rt_sigreturn
:
430 case amd64_x32_sys_rt_sigreturn
:
431 return gdb_sys_rt_sigreturn
;
433 case amd64_sys_ioctl
:
434 case amd64_x32_sys_ioctl
:
435 return gdb_sys_ioctl
;
437 case amd64_sys_pread64
:
438 case amd64_x32_sys_pread64
:
439 return gdb_sys_pread64
;
441 case amd64_sys_pwrite64
:
442 case amd64_x32_sys_pwrite64
:
443 return gdb_sys_pwrite64
;
445 case amd64_sys_readv
:
446 case amd64_x32_sys_readv
:
447 return gdb_sys_readv
;
449 case amd64_sys_writev
:
450 case amd64_x32_sys_writev
:
451 return gdb_sys_writev
;
453 case amd64_sys_access
:
454 case amd64_x32_sys_access
:
455 return gdb_sys_access
;
458 case amd64_x32_sys_pipe
:
461 case amd64_sys_pipe2
:
462 return gdb_sys_pipe2
;
464 case amd64_sys_getrandom
:
465 return gdb_sys_getrandom
;
467 case amd64_sys_select
:
468 case amd64_x32_sys_select
:
469 return gdb_sys_select
;
471 case amd64_sys_sched_yield
:
472 case amd64_x32_sys_sched_yield
:
473 return gdb_sys_sched_yield
;
475 case amd64_sys_mremap
:
476 case amd64_x32_sys_mremap
:
477 return gdb_sys_mremap
;
479 case amd64_sys_msync
:
480 case amd64_x32_sys_msync
:
481 return gdb_sys_msync
;
483 case amd64_sys_mincore
:
484 case amd64_x32_sys_mincore
:
485 return gdb_sys_mincore
;
487 case amd64_sys_madvise
:
488 case amd64_x32_sys_madvise
:
489 return gdb_sys_madvise
;
491 case amd64_sys_shmget
:
492 case amd64_x32_sys_shmget
:
493 return gdb_sys_shmget
;
495 case amd64_sys_shmat
:
496 case amd64_x32_sys_shmat
:
497 return gdb_sys_shmat
;
499 case amd64_sys_shmctl
:
500 case amd64_x32_sys_shmctl
:
501 return gdb_sys_shmctl
;
504 case amd64_x32_sys_dup
:
508 case amd64_x32_sys_dup2
:
511 case amd64_sys_pause
:
512 case amd64_x32_sys_pause
:
513 return gdb_sys_pause
;
515 case amd64_sys_nanosleep
:
516 case amd64_x32_sys_nanosleep
:
517 return gdb_sys_nanosleep
;
519 case amd64_sys_getitimer
:
520 case amd64_x32_sys_getitimer
:
521 return gdb_sys_getitimer
;
523 case amd64_sys_alarm
:
524 case amd64_x32_sys_alarm
:
525 return gdb_sys_alarm
;
527 case amd64_sys_setitimer
:
528 case amd64_x32_sys_setitimer
:
529 return gdb_sys_setitimer
;
531 case amd64_sys_getpid
:
532 case amd64_x32_sys_getpid
:
533 return gdb_sys_getpid
;
535 case amd64_sys_sendfile64
:
536 case amd64_x32_sys_sendfile64
:
537 return gdb_sys_sendfile64
;
539 case amd64_sys_socket
:
540 case amd64_x32_sys_socket
:
541 return gdb_sys_socket
;
543 case amd64_sys_connect
:
544 case amd64_x32_sys_connect
:
545 return gdb_sys_connect
;
547 case amd64_sys_accept
:
548 case amd64_x32_sys_accept
:
549 return gdb_sys_accept
;
551 case amd64_sys_sendto
:
552 case amd64_x32_sys_sendto
:
553 return gdb_sys_sendto
;
555 case amd64_sys_recvfrom
:
556 case amd64_x32_sys_recvfrom
:
557 return gdb_sys_recvfrom
;
559 case amd64_sys_sendmsg
:
560 case amd64_x32_sys_sendmsg
:
561 return gdb_sys_sendmsg
;
563 case amd64_sys_recvmsg
:
564 case amd64_x32_sys_recvmsg
:
565 return gdb_sys_recvmsg
;
567 case amd64_sys_shutdown
:
568 case amd64_x32_sys_shutdown
:
569 return gdb_sys_shutdown
;
572 case amd64_x32_sys_bind
:
575 case amd64_sys_listen
:
576 case amd64_x32_sys_listen
:
577 return gdb_sys_listen
;
579 case amd64_sys_getsockname
:
580 case amd64_x32_sys_getsockname
:
581 return gdb_sys_getsockname
;
583 case amd64_sys_getpeername
:
584 case amd64_x32_sys_getpeername
:
585 return gdb_sys_getpeername
;
587 case amd64_sys_socketpair
:
588 case amd64_x32_sys_socketpair
:
589 return gdb_sys_socketpair
;
591 case amd64_sys_setsockopt
:
592 case amd64_x32_sys_setsockopt
:
593 return gdb_sys_setsockopt
;
595 case amd64_sys_getsockopt
:
596 case amd64_x32_sys_getsockopt
:
597 return gdb_sys_getsockopt
;
599 case amd64_sys_clone
:
600 case amd64_x32_sys_clone
:
601 return gdb_sys_clone
;
604 case amd64_x32_sys_fork
:
607 case amd64_sys_vfork
:
608 case amd64_x32_sys_vfork
:
609 return gdb_sys_vfork
;
611 case amd64_sys_execve
:
612 case amd64_x32_sys_execve
:
613 return gdb_sys_execve
;
616 case amd64_x32_sys_exit
:
619 case amd64_sys_wait4
:
620 case amd64_x32_sys_wait4
:
621 return gdb_sys_wait4
;
624 case amd64_x32_sys_kill
:
627 case amd64_sys_uname
:
628 case amd64_x32_sys_uname
:
629 return gdb_sys_uname
;
631 case amd64_sys_semget
:
632 case amd64_x32_sys_semget
:
633 return gdb_sys_semget
;
635 case amd64_sys_semop
:
636 case amd64_x32_sys_semop
:
637 return gdb_sys_semop
;
639 case amd64_sys_semctl
:
640 case amd64_x32_sys_semctl
:
641 return gdb_sys_semctl
;
643 case amd64_sys_shmdt
:
644 case amd64_x32_sys_shmdt
:
645 return gdb_sys_shmdt
;
647 case amd64_sys_msgget
:
648 case amd64_x32_sys_msgget
:
649 return gdb_sys_msgget
;
651 case amd64_sys_msgsnd
:
652 case amd64_x32_sys_msgsnd
:
653 return gdb_sys_msgsnd
;
655 case amd64_sys_msgrcv
:
656 case amd64_x32_sys_msgrcv
:
657 return gdb_sys_msgrcv
;
659 case amd64_sys_msgctl
:
660 case amd64_x32_sys_msgctl
:
661 return gdb_sys_msgctl
;
663 case amd64_sys_fcntl
:
664 case amd64_x32_sys_fcntl
:
665 return gdb_sys_fcntl
;
667 case amd64_sys_flock
:
668 case amd64_x32_sys_flock
:
669 return gdb_sys_flock
;
671 case amd64_sys_fsync
:
672 case amd64_x32_sys_fsync
:
673 return gdb_sys_fsync
;
675 case amd64_sys_fdatasync
:
676 case amd64_x32_sys_fdatasync
:
677 return gdb_sys_fdatasync
;
679 case amd64_sys_truncate
:
680 case amd64_x32_sys_truncate
:
681 return gdb_sys_truncate
;
683 case amd64_sys_ftruncate
:
684 case amd64_x32_sys_ftruncate
:
685 return gdb_sys_ftruncate
;
687 case amd64_sys_getdents
:
688 case amd64_x32_sys_getdents
:
689 return gdb_sys_getdents
;
691 case amd64_sys_getcwd
:
692 case amd64_x32_sys_getcwd
:
693 return gdb_sys_getcwd
;
695 case amd64_sys_chdir
:
696 case amd64_x32_sys_chdir
:
697 return gdb_sys_chdir
;
699 case amd64_sys_fchdir
:
700 case amd64_x32_sys_fchdir
:
701 return gdb_sys_fchdir
;
703 case amd64_sys_rename
:
704 case amd64_x32_sys_rename
:
705 return gdb_sys_rename
;
707 case amd64_sys_mkdir
:
708 case amd64_x32_sys_mkdir
:
709 return gdb_sys_mkdir
;
711 case amd64_sys_rmdir
:
712 case amd64_x32_sys_rmdir
:
713 return gdb_sys_rmdir
;
715 case amd64_sys_creat
:
716 case amd64_x32_sys_creat
:
717 return gdb_sys_creat
;
720 case amd64_x32_sys_link
:
723 case amd64_sys_unlink
:
724 case amd64_x32_sys_unlink
:
725 return gdb_sys_unlink
;
727 case amd64_sys_symlink
:
728 case amd64_x32_sys_symlink
:
729 return gdb_sys_symlink
;
731 case amd64_sys_readlink
:
732 case amd64_x32_sys_readlink
:
733 return gdb_sys_readlink
;
735 case amd64_sys_chmod
:
736 case amd64_x32_sys_chmod
:
737 return gdb_sys_chmod
;
739 case amd64_sys_fchmod
:
740 case amd64_x32_sys_fchmod
:
741 return gdb_sys_fchmod
;
743 case amd64_sys_chown
:
744 case amd64_x32_sys_chown
:
745 return gdb_sys_chown
;
747 case amd64_sys_fchown
:
748 case amd64_x32_sys_fchown
:
749 return gdb_sys_fchown
;
751 case amd64_sys_lchown
:
752 case amd64_x32_sys_lchown
:
753 return gdb_sys_lchown
;
755 case amd64_sys_umask
:
756 case amd64_x32_sys_umask
:
757 return gdb_sys_umask
;
759 case amd64_sys_gettimeofday
:
760 case amd64_x32_sys_gettimeofday
:
761 return gdb_sys_gettimeofday
;
763 case amd64_sys_getrlimit
:
764 case amd64_x32_sys_getrlimit
:
765 return gdb_sys_getrlimit
;
767 case amd64_sys_getrusage
:
768 case amd64_x32_sys_getrusage
:
769 return gdb_sys_getrusage
;
771 case amd64_sys_sysinfo
:
772 case amd64_x32_sys_sysinfo
:
773 return gdb_sys_sysinfo
;
775 case amd64_sys_times
:
776 case amd64_x32_sys_times
:
777 return gdb_sys_times
;
779 case amd64_sys_ptrace
:
780 case amd64_x32_sys_ptrace
:
781 return gdb_sys_ptrace
;
783 case amd64_sys_getuid
:
784 case amd64_x32_sys_getuid
:
785 return gdb_sys_getuid
;
787 case amd64_sys_syslog
:
788 case amd64_x32_sys_syslog
:
789 return gdb_sys_syslog
;
791 case amd64_sys_getgid
:
792 case amd64_x32_sys_getgid
:
793 return gdb_sys_getgid
;
795 case amd64_sys_setuid
:
796 case amd64_x32_sys_setuid
:
797 return gdb_sys_setuid
;
799 case amd64_sys_setgid
:
800 case amd64_x32_sys_setgid
:
801 return gdb_sys_setgid
;
803 case amd64_sys_geteuid
:
804 case amd64_x32_sys_geteuid
:
805 return gdb_sys_geteuid
;
807 case amd64_sys_getegid
:
808 case amd64_x32_sys_getegid
:
809 return gdb_sys_getegid
;
811 case amd64_sys_setpgid
:
812 case amd64_x32_sys_setpgid
:
813 return gdb_sys_setpgid
;
815 case amd64_sys_getppid
:
816 case amd64_x32_sys_getppid
:
817 return gdb_sys_getppid
;
819 case amd64_sys_getpgrp
:
820 case amd64_x32_sys_getpgrp
:
821 return gdb_sys_getpgrp
;
823 case amd64_sys_setsid
:
824 case amd64_x32_sys_setsid
:
825 return gdb_sys_setsid
;
827 case amd64_sys_setreuid
:
828 case amd64_x32_sys_setreuid
:
829 return gdb_sys_setreuid
;
831 case amd64_sys_setregid
:
832 case amd64_x32_sys_setregid
:
833 return gdb_sys_setregid
;
835 case amd64_sys_getgroups
:
836 case amd64_x32_sys_getgroups
:
837 return gdb_sys_getgroups
;
839 case amd64_sys_setgroups
:
840 case amd64_x32_sys_setgroups
:
841 return gdb_sys_setgroups
;
843 case amd64_sys_setresuid
:
844 case amd64_x32_sys_setresuid
:
845 return gdb_sys_setresuid
;
847 case amd64_sys_getresuid
:
848 case amd64_x32_sys_getresuid
:
849 return gdb_sys_getresuid
;
851 case amd64_sys_setresgid
:
852 case amd64_x32_sys_setresgid
:
853 return gdb_sys_setresgid
;
855 case amd64_sys_getresgid
:
856 case amd64_x32_sys_getresgid
:
857 return gdb_sys_getresgid
;
859 case amd64_sys_getpgid
:
860 case amd64_x32_sys_getpgid
:
861 return gdb_sys_getpgid
;
863 case amd64_sys_setfsuid
:
864 case amd64_x32_sys_setfsuid
:
865 return gdb_sys_setfsuid
;
867 case amd64_sys_setfsgid
:
868 case amd64_x32_sys_setfsgid
:
869 return gdb_sys_setfsgid
;
871 case amd64_sys_getsid
:
872 case amd64_x32_sys_getsid
:
873 return gdb_sys_getsid
;
875 case amd64_sys_capget
:
876 case amd64_x32_sys_capget
:
877 return gdb_sys_capget
;
879 case amd64_sys_capset
:
880 case amd64_x32_sys_capset
:
881 return gdb_sys_capset
;
883 case amd64_sys_rt_sigpending
:
884 case amd64_x32_sys_rt_sigpending
:
885 return gdb_sys_rt_sigpending
;
887 case amd64_sys_rt_sigtimedwait
:
888 case amd64_x32_sys_rt_sigtimedwait
:
889 return gdb_sys_rt_sigtimedwait
;
891 case amd64_sys_rt_sigqueueinfo
:
892 case amd64_x32_sys_rt_sigqueueinfo
:
893 return gdb_sys_rt_sigqueueinfo
;
895 case amd64_sys_rt_sigsuspend
:
896 case amd64_x32_sys_rt_sigsuspend
:
897 return gdb_sys_rt_sigsuspend
;
899 case amd64_sys_sigaltstack
:
900 case amd64_x32_sys_sigaltstack
:
901 return gdb_sys_sigaltstack
;
903 case amd64_sys_utime
:
904 case amd64_x32_sys_utime
:
905 return gdb_sys_utime
;
907 case amd64_sys_mknod
:
908 case amd64_x32_sys_mknod
:
909 return gdb_sys_mknod
;
911 case amd64_sys_personality
:
912 case amd64_x32_sys_personality
:
913 return gdb_sys_personality
;
915 case amd64_sys_ustat
:
916 case amd64_x32_sys_ustat
:
917 return gdb_sys_ustat
;
919 case amd64_sys_statfs
:
920 case amd64_x32_sys_statfs
:
921 return gdb_sys_statfs
;
923 case amd64_sys_fstatfs
:
924 case amd64_x32_sys_fstatfs
:
925 return gdb_sys_fstatfs
;
927 case amd64_sys_sysfs
:
928 case amd64_x32_sys_sysfs
:
929 return gdb_sys_sysfs
;
931 case amd64_sys_getpriority
:
932 case amd64_x32_sys_getpriority
:
933 return gdb_sys_getpriority
;
935 case amd64_sys_setpriority
:
936 case amd64_x32_sys_setpriority
:
937 return gdb_sys_setpriority
;
939 case amd64_sys_sched_setparam
:
940 case amd64_x32_sys_sched_setparam
:
941 return gdb_sys_sched_setparam
;
943 case amd64_sys_sched_getparam
:
944 case amd64_x32_sys_sched_getparam
:
945 return gdb_sys_sched_getparam
;
947 case amd64_sys_sched_setscheduler
:
948 case amd64_x32_sys_sched_setscheduler
:
949 return gdb_sys_sched_setscheduler
;
951 case amd64_sys_sched_getscheduler
:
952 case amd64_x32_sys_sched_getscheduler
:
953 return gdb_sys_sched_getscheduler
;
955 case amd64_sys_sched_get_priority_max
:
956 case amd64_x32_sys_sched_get_priority_max
:
957 return gdb_sys_sched_get_priority_max
;
959 case amd64_sys_sched_get_priority_min
:
960 case amd64_x32_sys_sched_get_priority_min
:
961 return gdb_sys_sched_get_priority_min
;
963 case amd64_sys_sched_rr_get_interval
:
964 case amd64_x32_sys_sched_rr_get_interval
:
965 return gdb_sys_sched_rr_get_interval
;
967 case amd64_sys_mlock
:
968 case amd64_x32_sys_mlock
:
969 return gdb_sys_mlock
;
971 case amd64_sys_munlock
:
972 case amd64_x32_sys_munlock
:
973 return gdb_sys_munlock
;
975 case amd64_sys_mlockall
:
976 case amd64_x32_sys_mlockall
:
977 return gdb_sys_mlockall
;
979 case amd64_sys_munlockall
:
980 case amd64_x32_sys_munlockall
:
981 return gdb_sys_munlockall
;
983 case amd64_sys_vhangup
:
984 case amd64_x32_sys_vhangup
:
985 return gdb_sys_vhangup
;
987 case amd64_sys_modify_ldt
:
988 case amd64_x32_sys_modify_ldt
:
989 return gdb_sys_modify_ldt
;
991 case amd64_sys_pivot_root
:
992 case amd64_x32_sys_pivot_root
:
993 return gdb_sys_pivot_root
;
995 case amd64_sys_sysctl
:
996 case amd64_x32_sys_sysctl
:
997 return gdb_sys_sysctl
;
999 case amd64_sys_prctl
:
1000 case amd64_x32_sys_prctl
:
1001 return gdb_sys_prctl
;
1003 case amd64_sys_arch_prctl
:
1004 case amd64_x32_sys_arch_prctl
:
1005 return gdb_sys_no_syscall
; /* Note */
1007 case amd64_sys_adjtimex
:
1008 case amd64_x32_sys_adjtimex
:
1009 return gdb_sys_adjtimex
;
1011 case amd64_sys_setrlimit
:
1012 case amd64_x32_sys_setrlimit
:
1013 return gdb_sys_setrlimit
;
1015 case amd64_sys_chroot
:
1016 case amd64_x32_sys_chroot
:
1017 return gdb_sys_chroot
;
1019 case amd64_sys_sync
:
1020 case amd64_x32_sys_sync
:
1021 return gdb_sys_sync
;
1023 case amd64_sys_acct
:
1024 case amd64_x32_sys_acct
:
1025 return gdb_sys_acct
;
1027 case amd64_sys_settimeofday
:
1028 case amd64_x32_sys_settimeofday
:
1029 return gdb_sys_settimeofday
;
1031 case amd64_sys_mount
:
1032 case amd64_x32_sys_mount
:
1033 return gdb_sys_mount
;
1035 case amd64_sys_umount
:
1036 case amd64_x32_sys_umount
:
1037 return gdb_sys_umount
;
1039 case amd64_sys_swapon
:
1040 case amd64_x32_sys_swapon
:
1041 return gdb_sys_swapon
;
1043 case amd64_sys_swapoff
:
1044 case amd64_x32_sys_swapoff
:
1045 return gdb_sys_swapoff
;
1047 case amd64_sys_reboot
:
1048 case amd64_x32_sys_reboot
:
1049 return gdb_sys_reboot
;
1051 case amd64_sys_sethostname
:
1052 case amd64_x32_sys_sethostname
:
1053 return gdb_sys_sethostname
;
1055 case amd64_sys_setdomainname
:
1056 case amd64_x32_sys_setdomainname
:
1057 return gdb_sys_setdomainname
;
1059 case amd64_sys_iopl
:
1060 case amd64_x32_sys_iopl
:
1061 return gdb_sys_iopl
;
1063 case amd64_sys_ioperm
:
1064 case amd64_x32_sys_ioperm
:
1065 return gdb_sys_ioperm
;
1067 case amd64_sys_init_module
:
1068 case amd64_x32_sys_init_module
:
1069 return gdb_sys_init_module
;
1071 case amd64_sys_delete_module
:
1072 case amd64_x32_sys_delete_module
:
1073 return gdb_sys_delete_module
;
1075 case amd64_sys_quotactl
:
1076 case amd64_x32_sys_quotactl
:
1077 return gdb_sys_quotactl
;
1079 case amd64_sys_nfsservctl
:
1080 return gdb_sys_nfsservctl
;
1082 case amd64_sys_gettid
:
1083 case amd64_x32_sys_gettid
:
1084 return gdb_sys_gettid
;
1086 case amd64_sys_readahead
:
1087 case amd64_x32_sys_readahead
:
1088 return gdb_sys_readahead
;
1090 case amd64_sys_setxattr
:
1091 case amd64_x32_sys_setxattr
:
1092 return gdb_sys_setxattr
;
1094 case amd64_sys_lsetxattr
:
1095 case amd64_x32_sys_lsetxattr
:
1096 return gdb_sys_lsetxattr
;
1098 case amd64_sys_fsetxattr
:
1099 case amd64_x32_sys_fsetxattr
:
1100 return gdb_sys_fsetxattr
;
1102 case amd64_sys_getxattr
:
1103 case amd64_x32_sys_getxattr
:
1104 return gdb_sys_getxattr
;
1106 case amd64_sys_lgetxattr
:
1107 case amd64_x32_sys_lgetxattr
:
1108 return gdb_sys_lgetxattr
;
1110 case amd64_sys_fgetxattr
:
1111 case amd64_x32_sys_fgetxattr
:
1112 return gdb_sys_fgetxattr
;
1114 case amd64_sys_listxattr
:
1115 case amd64_x32_sys_listxattr
:
1116 return gdb_sys_listxattr
;
1118 case amd64_sys_llistxattr
:
1119 case amd64_x32_sys_llistxattr
:
1120 return gdb_sys_llistxattr
;
1122 case amd64_sys_flistxattr
:
1123 case amd64_x32_sys_flistxattr
:
1124 return gdb_sys_flistxattr
;
1126 case amd64_sys_removexattr
:
1127 case amd64_x32_sys_removexattr
:
1128 return gdb_sys_removexattr
;
1130 case amd64_sys_lremovexattr
:
1131 case amd64_x32_sys_lremovexattr
:
1132 return gdb_sys_lremovexattr
;
1134 case amd64_sys_fremovexattr
:
1135 case amd64_x32_sys_fremovexattr
:
1136 return gdb_sys_fremovexattr
;
1138 case amd64_sys_tkill
:
1139 case amd64_x32_sys_tkill
:
1140 return gdb_sys_tkill
;
1142 case amd64_sys_time
:
1143 case amd64_x32_sys_time
:
1144 return gdb_sys_time
;
1146 case amd64_sys_futex
:
1147 case amd64_x32_sys_futex
:
1148 return gdb_sys_futex
;
1150 case amd64_sys_sched_setaffinity
:
1151 case amd64_x32_sys_sched_setaffinity
:
1152 return gdb_sys_sched_setaffinity
;
1154 case amd64_sys_sched_getaffinity
:
1155 case amd64_x32_sys_sched_getaffinity
:
1156 return gdb_sys_sched_getaffinity
;
1158 case amd64_sys_io_setup
:
1159 case amd64_x32_sys_io_setup
:
1160 return gdb_sys_io_setup
;
1162 case amd64_sys_io_destroy
:
1163 case amd64_x32_sys_io_destroy
:
1164 return gdb_sys_io_destroy
;
1166 case amd64_sys_io_getevents
:
1167 case amd64_x32_sys_io_getevents
:
1168 return gdb_sys_io_getevents
;
1170 case amd64_sys_io_submit
:
1171 case amd64_x32_sys_io_submit
:
1172 return gdb_sys_io_submit
;
1174 case amd64_sys_io_cancel
:
1175 case amd64_x32_sys_io_cancel
:
1176 return gdb_sys_io_cancel
;
1178 case amd64_sys_lookup_dcookie
:
1179 case amd64_x32_sys_lookup_dcookie
:
1180 return gdb_sys_lookup_dcookie
;
1182 case amd64_sys_epoll_create
:
1183 case amd64_x32_sys_epoll_create
:
1184 return gdb_sys_epoll_create
;
1186 case amd64_sys_remap_file_pages
:
1187 case amd64_x32_sys_remap_file_pages
:
1188 return gdb_sys_remap_file_pages
;
1190 case amd64_sys_getdents64
:
1191 case amd64_x32_sys_getdents64
:
1192 return gdb_sys_getdents64
;
1194 case amd64_sys_set_tid_address
:
1195 case amd64_x32_sys_set_tid_address
:
1196 return gdb_sys_set_tid_address
;
1198 case amd64_sys_restart_syscall
:
1199 case amd64_x32_sys_restart_syscall
:
1200 return gdb_sys_restart_syscall
;
1202 case amd64_sys_semtimedop
:
1203 case amd64_x32_sys_semtimedop
:
1204 return gdb_sys_semtimedop
;
1206 case amd64_sys_fadvise64
:
1207 case amd64_x32_sys_fadvise64
:
1208 return gdb_sys_fadvise64
;
1210 case amd64_sys_timer_create
:
1211 case amd64_x32_sys_timer_create
:
1212 return gdb_sys_timer_create
;
1214 case amd64_sys_timer_settime
:
1215 case amd64_x32_sys_timer_settime
:
1216 return gdb_sys_timer_settime
;
1218 case amd64_sys_timer_gettime
:
1219 case amd64_x32_sys_timer_gettime
:
1220 return gdb_sys_timer_gettime
;
1222 case amd64_sys_timer_getoverrun
:
1223 case amd64_x32_sys_timer_getoverrun
:
1224 return gdb_sys_timer_getoverrun
;
1226 case amd64_sys_timer_delete
:
1227 case amd64_x32_sys_timer_delete
:
1228 return gdb_sys_timer_delete
;
1230 case amd64_sys_clock_settime
:
1231 case amd64_x32_sys_clock_settime
:
1232 return gdb_sys_clock_settime
;
1234 case amd64_sys_clock_gettime
:
1235 case amd64_x32_sys_clock_gettime
:
1236 return gdb_sys_clock_gettime
;
1238 case amd64_sys_clock_getres
:
1239 case amd64_x32_sys_clock_getres
:
1240 return gdb_sys_clock_getres
;
1242 case amd64_sys_clock_nanosleep
:
1243 case amd64_x32_sys_clock_nanosleep
:
1244 return gdb_sys_clock_nanosleep
;
1246 case amd64_sys_exit_group
:
1247 case amd64_x32_sys_exit_group
:
1248 return gdb_sys_exit_group
;
1250 case amd64_sys_epoll_wait
:
1251 case amd64_x32_sys_epoll_wait
:
1252 return gdb_sys_epoll_wait
;
1254 case amd64_sys_epoll_ctl
:
1255 case amd64_x32_sys_epoll_ctl
:
1256 return gdb_sys_epoll_ctl
;
1258 case amd64_sys_tgkill
:
1259 case amd64_x32_sys_tgkill
:
1260 return gdb_sys_tgkill
;
1262 case amd64_sys_utimes
:
1263 case amd64_x32_sys_utimes
:
1264 return gdb_sys_utimes
;
1266 case amd64_sys_mbind
:
1267 case amd64_x32_sys_mbind
:
1268 return gdb_sys_mbind
;
1270 case amd64_sys_set_mempolicy
:
1271 case amd64_x32_sys_set_mempolicy
:
1272 return gdb_sys_set_mempolicy
;
1274 case amd64_sys_get_mempolicy
:
1275 case amd64_x32_sys_get_mempolicy
:
1276 return gdb_sys_get_mempolicy
;
1278 case amd64_sys_mq_open
:
1279 case amd64_x32_sys_mq_open
:
1280 return gdb_sys_mq_open
;
1282 case amd64_sys_mq_unlink
:
1283 case amd64_x32_sys_mq_unlink
:
1284 return gdb_sys_mq_unlink
;
1286 case amd64_sys_mq_timedsend
:
1287 case amd64_x32_sys_mq_timedsend
:
1288 return gdb_sys_mq_timedsend
;
1290 case amd64_sys_mq_timedreceive
:
1291 case amd64_x32_sys_mq_timedreceive
:
1292 return gdb_sys_mq_timedreceive
;
1294 case amd64_sys_mq_notify
:
1295 case amd64_x32_sys_mq_notify
:
1296 return gdb_sys_mq_notify
;
1298 case amd64_sys_mq_getsetattr
:
1299 case amd64_x32_sys_mq_getsetattr
:
1300 return gdb_sys_mq_getsetattr
;
1302 case amd64_sys_kexec_load
:
1303 case amd64_x32_sys_kexec_load
:
1304 return gdb_sys_kexec_load
;
1306 case amd64_sys_waitid
:
1307 case amd64_x32_sys_waitid
:
1308 return gdb_sys_waitid
;
1310 case amd64_sys_add_key
:
1311 case amd64_x32_sys_add_key
:
1312 return gdb_sys_add_key
;
1314 case amd64_sys_request_key
:
1315 case amd64_x32_sys_request_key
:
1316 return gdb_sys_request_key
;
1318 case amd64_sys_keyctl
:
1319 case amd64_x32_sys_keyctl
:
1320 return gdb_sys_keyctl
;
1322 case amd64_sys_ioprio_set
:
1323 case amd64_x32_sys_ioprio_set
:
1324 return gdb_sys_ioprio_set
;
1326 case amd64_sys_ioprio_get
:
1327 case amd64_x32_sys_ioprio_get
:
1328 return gdb_sys_ioprio_get
;
1330 case amd64_sys_inotify_init
:
1331 case amd64_x32_sys_inotify_init
:
1332 return gdb_sys_inotify_init
;
1334 case amd64_sys_inotify_add_watch
:
1335 case amd64_x32_sys_inotify_add_watch
:
1336 return gdb_sys_inotify_add_watch
;
1338 case amd64_sys_inotify_rm_watch
:
1339 case amd64_x32_sys_inotify_rm_watch
:
1340 return gdb_sys_inotify_rm_watch
;
1342 case amd64_sys_migrate_pages
:
1343 case amd64_x32_sys_migrate_pages
:
1344 return gdb_sys_migrate_pages
;
1346 case amd64_sys_openat
:
1347 case amd64_x32_sys_openat
:
1348 return gdb_sys_openat
;
1350 case amd64_sys_mkdirat
:
1351 case amd64_x32_sys_mkdirat
:
1352 return gdb_sys_mkdirat
;
1354 case amd64_sys_mknodat
:
1355 case amd64_x32_sys_mknodat
:
1356 return gdb_sys_mknodat
;
1358 case amd64_sys_fchownat
:
1359 case amd64_x32_sys_fchownat
:
1360 return gdb_sys_fchownat
;
1362 case amd64_sys_futimesat
:
1363 case amd64_x32_sys_futimesat
:
1364 return gdb_sys_futimesat
;
1366 case amd64_sys_newfstatat
:
1367 case amd64_x32_sys_newfstatat
:
1368 return gdb_sys_newfstatat
;
1370 case amd64_sys_unlinkat
:
1371 case amd64_x32_sys_unlinkat
:
1372 return gdb_sys_unlinkat
;
1374 case amd64_sys_renameat
:
1375 case amd64_x32_sys_renameat
:
1376 return gdb_sys_renameat
;
1378 case amd64_sys_linkat
:
1379 case amd64_x32_sys_linkat
:
1380 return gdb_sys_linkat
;
1382 case amd64_sys_symlinkat
:
1383 case amd64_x32_sys_symlinkat
:
1384 return gdb_sys_symlinkat
;
1386 case amd64_sys_readlinkat
:
1387 case amd64_x32_sys_readlinkat
:
1388 return gdb_sys_readlinkat
;
1390 case amd64_sys_fchmodat
:
1391 case amd64_x32_sys_fchmodat
:
1392 return gdb_sys_fchmodat
;
1394 case amd64_sys_faccessat
:
1395 case amd64_x32_sys_faccessat
:
1396 return gdb_sys_faccessat
;
1398 case amd64_sys_pselect6
:
1399 case amd64_x32_sys_pselect6
:
1400 return gdb_sys_pselect6
;
1402 case amd64_sys_ppoll
:
1403 case amd64_x32_sys_ppoll
:
1404 return gdb_sys_ppoll
;
1406 case amd64_sys_unshare
:
1407 case amd64_x32_sys_unshare
:
1408 return gdb_sys_unshare
;
1410 case amd64_sys_set_robust_list
:
1411 case amd64_x32_sys_set_robust_list
:
1412 return gdb_sys_set_robust_list
;
1414 case amd64_sys_get_robust_list
:
1415 case amd64_x32_sys_get_robust_list
:
1416 return gdb_sys_get_robust_list
;
1418 case amd64_sys_splice
:
1419 case amd64_x32_sys_splice
:
1420 return gdb_sys_splice
;
1423 case amd64_x32_sys_tee
:
1426 case amd64_sys_sync_file_range
:
1427 case amd64_x32_sys_sync_file_range
:
1428 return gdb_sys_sync_file_range
;
1430 case amd64_sys_vmsplice
:
1431 case amd64_x32_sys_vmsplice
:
1432 return gdb_sys_vmsplice
;
1434 case amd64_sys_move_pages
:
1435 case amd64_x32_sys_move_pages
:
1436 return gdb_sys_move_pages
;
1439 return gdb_sys_no_syscall
;
1445 /* Parse the arguments of current system call instruction and record
1446 the values of the registers and memory that will be changed into
1447 "record_full_arch_list". This instruction is "syscall".
1449 Return -1 if something wrong. */
1451 static struct linux_record_tdep amd64_linux_record_tdep
;
1452 static struct linux_record_tdep amd64_x32_linux_record_tdep
;
1454 #define RECORD_ARCH_GET_FS 0x1003
1455 #define RECORD_ARCH_GET_GS 0x1004
1458 amd64_linux_syscall_record_common (struct regcache
*regcache
,
1459 struct linux_record_tdep
*linux_record_tdep_p
)
1462 ULONGEST syscall_native
;
1463 enum gdb_syscall syscall_gdb
= gdb_sys_no_syscall
;
1465 regcache_raw_read_unsigned (regcache
, AMD64_RAX_REGNUM
, &syscall_native
);
1467 switch (syscall_native
)
1469 case amd64_sys_rt_sigreturn
:
1470 case amd64_x32_sys_rt_sigreturn
:
1471 if (amd64_all_but_ip_registers_record (regcache
))
1476 case amd64_sys_arch_prctl
:
1477 case amd64_x32_sys_arch_prctl
:
1480 regcache_raw_read_unsigned (regcache
, linux_record_tdep_p
->arg3
,
1482 if (arg3
== RECORD_ARCH_GET_FS
|| arg3
== RECORD_ARCH_GET_GS
)
1486 regcache_raw_read_unsigned (regcache
,
1487 linux_record_tdep_p
->arg2
,
1489 if (record_full_arch_list_add_mem
1490 (addr
, linux_record_tdep_p
->size_ulong
))
1499 = amd64_canonicalize_syscall ((enum amd64_syscall
) syscall_native
);
1501 if (syscall_gdb
== gdb_sys_no_syscall
)
1503 gdb_printf (gdb_stderr
,
1504 _("Process record and replay target doesn't "
1505 "support syscall number %s\n"),
1506 pulongest (syscall_native
));
1511 ret
= record_linux_system_call (syscall_gdb
, regcache
,
1512 linux_record_tdep_p
);
1518 /* Record the return value of the system call. */
1519 if (record_full_arch_list_add_reg (regcache
, AMD64_RCX_REGNUM
))
1521 if (record_full_arch_list_add_reg (regcache
, AMD64_R11_REGNUM
))
1528 amd64_linux_syscall_record (struct regcache
*regcache
)
1530 return amd64_linux_syscall_record_common (regcache
,
1531 &amd64_linux_record_tdep
);
1535 amd64_x32_linux_syscall_record (struct regcache
*regcache
)
1537 return amd64_linux_syscall_record_common (regcache
,
1538 &amd64_x32_linux_record_tdep
);
1541 #define AMD64_LINUX_redzone 128
1542 #define AMD64_LINUX_xstate 512
1543 #define AMD64_LINUX_frame_size 560
1546 amd64_linux_record_signal (struct gdbarch
*gdbarch
,
1547 struct regcache
*regcache
,
1548 enum gdb_signal signal
)
1552 if (amd64_all_but_ip_registers_record (regcache
))
1555 if (record_full_arch_list_add_reg (regcache
, AMD64_RIP_REGNUM
))
1558 /* Record the change in the stack. */
1559 regcache_raw_read_unsigned (regcache
, AMD64_RSP_REGNUM
, &rsp
);
1562 rsp
-= AMD64_LINUX_redzone
;
1563 /* This is for xstate.
1564 sp -= sizeof (struct _fpstate); */
1565 rsp
-= AMD64_LINUX_xstate
;
1566 /* This is for frame_size.
1567 sp -= sizeof (struct rt_sigframe); */
1568 rsp
-= AMD64_LINUX_frame_size
;
1569 if (record_full_arch_list_add_mem (rsp
, AMD64_LINUX_redzone
1570 + AMD64_LINUX_xstate
1571 + AMD64_LINUX_frame_size
))
1574 if (record_full_arch_list_add_end ())
1581 amd64_linux_read_description (uint64_t xcr0_features_bit
, bool is_x32
)
1583 static target_desc
*amd64_linux_tdescs \
1584 [2/*AVX*/][2/*MPX*/][2/*AVX512*/][2/*PKRU*/] = {};
1585 static target_desc
*x32_linux_tdescs \
1586 [2/*AVX*/][2/*AVX512*/][2/*PKRU*/] = {};
1588 target_desc
**tdesc
;
1592 tdesc
= &x32_linux_tdescs
[(xcr0_features_bit
& X86_XSTATE_AVX
) ? 1 : 0 ]
1593 [(xcr0_features_bit
& X86_XSTATE_AVX512
) ? 1 : 0]
1594 [(xcr0_features_bit
& X86_XSTATE_PKRU
) ? 1 : 0];
1598 tdesc
= &amd64_linux_tdescs
[(xcr0_features_bit
& X86_XSTATE_AVX
) ? 1 : 0]
1599 [(xcr0_features_bit
& X86_XSTATE_MPX
) ? 1 : 0]
1600 [(xcr0_features_bit
& X86_XSTATE_AVX512
) ? 1 : 0]
1601 [(xcr0_features_bit
& X86_XSTATE_PKRU
) ? 1 : 0];
1605 *tdesc
= amd64_create_target_description (xcr0_features_bit
, is_x32
,
1611 /* Get Linux/x86 target description from core dump. */
1613 static const struct target_desc
*
1614 amd64_linux_core_read_description (struct gdbarch
*gdbarch
,
1615 struct target_ops
*target
,
1619 x86_xsave_layout layout
;
1620 uint64_t xcr0
= i386_linux_core_read_xsave_info (abfd
, layout
);
1622 xcr0
= X86_XSTATE_SSE_MASK
;
1624 return amd64_linux_read_description (xcr0
& X86_XSTATE_ALL_MASK
,
1625 gdbarch_ptr_bit (gdbarch
) == 32);
1628 /* Similar to amd64_supply_fpregset, but use XSAVE extended state. */
1631 amd64_linux_supply_xstateregset (const struct regset
*regset
,
1632 struct regcache
*regcache
, int regnum
,
1633 const void *xstateregs
, size_t len
)
1635 amd64_supply_xsave (regcache
, regnum
, xstateregs
);
1638 /* Similar to amd64_collect_fpregset, but use XSAVE extended state. */
1641 amd64_linux_collect_xstateregset (const struct regset
*regset
,
1642 const struct regcache
*regcache
,
1643 int regnum
, void *xstateregs
, size_t len
)
1645 amd64_collect_xsave (regcache
, regnum
, xstateregs
, 1);
1648 static const struct regset amd64_linux_xstateregset
=
1651 amd64_linux_supply_xstateregset
,
1652 amd64_linux_collect_xstateregset
1655 /* Iterate over core file register note sections. */
1658 amd64_linux_iterate_over_regset_sections (struct gdbarch
*gdbarch
,
1659 iterate_over_regset_sections_cb
*cb
,
1661 const struct regcache
*regcache
)
1663 i386_gdbarch_tdep
*tdep
= gdbarch_tdep
<i386_gdbarch_tdep
> (gdbarch
);
1665 cb (".reg", 27 * 8, 27 * 8, &i386_gregset
, NULL
, cb_data
);
1666 cb (".reg2", 512, 512, &amd64_fpregset
, NULL
, cb_data
);
1667 if (tdep
->xsave_layout
.sizeof_xsave
!= 0)
1668 cb (".reg-xstate", tdep
->xsave_layout
.sizeof_xsave
,
1669 tdep
->xsave_layout
.sizeof_xsave
, &amd64_linux_xstateregset
,
1670 "XSAVE extended state", cb_data
);
1673 /* The instruction sequences used in x86_64 machines for a
1674 disabled is-enabled probe. */
1676 const gdb_byte amd64_dtrace_disabled_probe_sequence_1
[] = {
1677 /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
1682 const gdb_byte amd64_dtrace_disabled_probe_sequence_2
[] = {
1683 /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
1688 /* The instruction sequence used in x86_64 machines for enabling a
1689 DTrace is-enabled probe. */
1691 const gdb_byte amd64_dtrace_enable_probe_sequence
[] = {
1692 /* mov $0x1, %eax */ 0xb8, 0x01, 0x00, 0x00, 0x00
1695 /* The instruction sequence used in x86_64 machines for disabling a
1696 DTrace is-enabled probe. */
1698 const gdb_byte amd64_dtrace_disable_probe_sequence
[] = {
1699 /* xor %rax, %rax; nop; nop */ 0x48, 0x33, 0xC0, 0x90, 0x90
1702 /* Implementation of `gdbarch_dtrace_probe_is_enabled', as defined in
1706 amd64_dtrace_probe_is_enabled (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1710 /* This function returns 1 if the instructions at ADDR do _not_
1711 follow any of the amd64_dtrace_disabled_probe_sequence_*
1714 Note that ADDR is offset 3 bytes from the beginning of these
1717 read_code (addr
- 3, buf
, 5);
1718 return (memcmp (buf
, amd64_dtrace_disabled_probe_sequence_1
, 5) != 0
1719 && memcmp (buf
, amd64_dtrace_disabled_probe_sequence_2
, 5) != 0);
1722 /* Implementation of `gdbarch_dtrace_enable_probe', as defined in
1726 amd64_dtrace_enable_probe (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1728 /* Note also that ADDR is offset 3 bytes from the beginning of
1729 amd64_dtrace_enable_probe_sequence. */
1731 write_memory (addr
- 3, amd64_dtrace_enable_probe_sequence
, 5);
1734 /* Implementation of `gdbarch_dtrace_disable_probe', as defined in
1738 amd64_dtrace_disable_probe (struct gdbarch
*gdbarch
, CORE_ADDR addr
)
1740 /* Note also that ADDR is offset 3 bytes from the beginning of
1741 amd64_dtrace_disable_probe_sequence. */
1743 write_memory (addr
- 3, amd64_dtrace_disable_probe_sequence
, 5);
1746 /* Implementation of `gdbarch_dtrace_parse_probe_argument', as defined
1749 static expr::operation_up
1750 amd64_dtrace_parse_probe_argument (struct gdbarch
*gdbarch
,
1753 /* DTrace probe arguments can be found on the ABI-defined places for
1754 regular arguments at the current PC. The probe abstraction
1755 currently supports up to 12 arguments for probes. */
1757 using namespace expr
;
1761 static const int arg_reg_map
[6] =
1763 AMD64_RDI_REGNUM
, /* Arg 1. */
1764 AMD64_RSI_REGNUM
, /* Arg 2. */
1765 AMD64_RDX_REGNUM
, /* Arg 3. */
1766 AMD64_RCX_REGNUM
, /* Arg 4. */
1767 AMD64_R8_REGNUM
, /* Arg 5. */
1768 AMD64_R9_REGNUM
/* Arg 6. */
1770 int regno
= arg_reg_map
[narg
];
1771 const char *regname
= user_reg_map_regnum_to_name (gdbarch
, regno
);
1772 return make_operation
<register_operation
> (regname
);
1776 /* Additional arguments are passed on the stack. */
1777 const char *regname
= user_reg_map_regnum_to_name (gdbarch
, AMD64_RSP_REGNUM
);
1780 struct type
*long_type
= builtin_type (gdbarch
)->builtin_long
;
1781 operation_up disp
= make_operation
<long_const_operation
> (long_type
,
1785 operation_up reg
= make_operation
<register_operation
> (regname
);
1787 operation_up add
= make_operation
<add_operation
> (std::move (disp
),
1791 operation_up cast
= make_operation
<unop_cast_operation
> (std::move (add
),
1794 return make_operation
<unop_ind_operation
> (std::move (cast
));
1799 amd64_linux_init_abi_common(struct gdbarch_info info
, struct gdbarch
*gdbarch
,
1800 int num_disp_step_buffers
)
1802 i386_gdbarch_tdep
*tdep
= gdbarch_tdep
<i386_gdbarch_tdep
> (gdbarch
);
1804 linux_init_abi (info
, gdbarch
, num_disp_step_buffers
);
1806 tdep
->sigtramp_p
= amd64_linux_sigtramp_p
;
1807 tdep
->sigcontext_addr
= amd64_linux_sigcontext_addr
;
1808 tdep
->sc_reg_offset
= amd64_linux_sc_reg_offset
;
1809 tdep
->sc_num_regs
= ARRAY_SIZE (amd64_linux_sc_reg_offset
);
1811 tdep
->xsave_xcr0_offset
= I386_LINUX_XSAVE_XCR0_OFFSET
;
1812 set_gdbarch_core_read_x86_xsave_layout
1813 (gdbarch
, i386_linux_core_read_x86_xsave_layout
);
1815 /* Add the %orig_rax register used for syscall restarting. */
1816 set_gdbarch_write_pc (gdbarch
, amd64_linux_write_pc
);
1818 tdep
->register_reggroup_p
= amd64_linux_register_reggroup_p
;
1820 /* Functions for 'catch syscall'. */
1821 set_xml_syscall_file_name (gdbarch
, XML_SYSCALL_FILENAME_AMD64
);
1822 set_gdbarch_get_syscall_number (gdbarch
,
1823 amd64_linux_get_syscall_number
);
1825 /* Enable TLS support. */
1826 set_gdbarch_fetch_tls_load_module_address (gdbarch
,
1827 svr4_fetch_objfile_link_map
);
1829 /* GNU/Linux uses SVR4-style shared libraries. */
1830 set_gdbarch_skip_trampoline_code (gdbarch
, find_solib_trampoline_target
);
1832 /* GNU/Linux uses the dynamic linker included in the GNU C Library. */
1833 set_gdbarch_skip_solib_resolver (gdbarch
, glibc_skip_solib_resolver
);
1835 /* Iterate over core file register note sections. */
1836 set_gdbarch_iterate_over_regset_sections
1837 (gdbarch
, amd64_linux_iterate_over_regset_sections
);
1839 set_gdbarch_core_read_description (gdbarch
,
1840 amd64_linux_core_read_description
);
1842 /* Displaced stepping. */
1843 set_gdbarch_displaced_step_copy_insn (gdbarch
,
1844 amd64_displaced_step_copy_insn
);
1845 set_gdbarch_displaced_step_fixup (gdbarch
, amd64_displaced_step_fixup
);
1847 set_gdbarch_process_record (gdbarch
, i386_process_record
);
1848 set_gdbarch_process_record_signal (gdbarch
, amd64_linux_record_signal
);
1850 set_gdbarch_get_siginfo_type (gdbarch
, x86_linux_get_siginfo_type
);
1851 set_gdbarch_report_signal_info (gdbarch
, i386_linux_report_signal_info
);
1855 amd64_linux_init_abi (struct gdbarch_info info
, struct gdbarch
*gdbarch
)
1857 i386_gdbarch_tdep
*tdep
= gdbarch_tdep
<i386_gdbarch_tdep
> (gdbarch
);
1858 struct tdesc_arch_data
*tdesc_data
= info
.tdesc_data
;
1859 const struct tdesc_feature
*feature
;
1862 gdb_assert (tdesc_data
);
1864 tdep
->gregset_reg_offset
= amd64_linux_gregset_reg_offset
;
1865 tdep
->gregset_num_regs
= ARRAY_SIZE (amd64_linux_gregset_reg_offset
);
1866 tdep
->sizeof_gregset
= 27 * 8;
1868 amd64_init_abi (info
, gdbarch
,
1869 amd64_linux_read_description (X86_XSTATE_SSE_MASK
, false));
1871 const target_desc
*tdesc
= tdep
->tdesc
;
1873 /* Reserve a number for orig_rax. */
1874 set_gdbarch_num_regs (gdbarch
, AMD64_LINUX_NUM_REGS
);
1876 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.i386.linux");
1877 if (feature
== NULL
)
1880 valid_p
= tdesc_numbered_register (feature
, tdesc_data
,
1881 AMD64_LINUX_ORIG_RAX_REGNUM
,
1886 amd64_linux_init_abi_common (info
, gdbarch
, 2);
1888 /* Initialize the amd64_linux_record_tdep. */
1889 /* These values are the size of the type that will be used in a system
1890 call. They are obtained from Linux Kernel source. */
1891 amd64_linux_record_tdep
.size_pointer
1892 = gdbarch_ptr_bit (gdbarch
) / TARGET_CHAR_BIT
;
1893 amd64_linux_record_tdep
.size__old_kernel_stat
= 32;
1894 amd64_linux_record_tdep
.size_tms
= 32;
1895 amd64_linux_record_tdep
.size_loff_t
= 8;
1896 amd64_linux_record_tdep
.size_flock
= 32;
1897 amd64_linux_record_tdep
.size_oldold_utsname
= 45;
1898 amd64_linux_record_tdep
.size_ustat
= 32;
1899 /* ADM64 doesn't need this size because it doesn't have sys_sigaction
1900 but sys_rt_sigaction. */
1901 amd64_linux_record_tdep
.size_old_sigaction
= 32;
1902 /* ADM64 doesn't need this size because it doesn't have sys_sigpending
1903 but sys_rt_sigpending. */
1904 amd64_linux_record_tdep
.size_old_sigset_t
= 8;
1905 amd64_linux_record_tdep
.size_rlimit
= 16;
1906 amd64_linux_record_tdep
.size_rusage
= 144;
1907 amd64_linux_record_tdep
.size_timeval
= 16;
1908 amd64_linux_record_tdep
.size_timezone
= 8;
1909 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
1910 but sys_getgroups. */
1911 amd64_linux_record_tdep
.size_old_gid_t
= 2;
1912 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
1913 but sys_getresuid. */
1914 amd64_linux_record_tdep
.size_old_uid_t
= 2;
1915 amd64_linux_record_tdep
.size_fd_set
= 128;
1916 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
1917 amd64_linux_record_tdep
.size_old_dirent
= 280;
1918 amd64_linux_record_tdep
.size_statfs
= 120;
1919 amd64_linux_record_tdep
.size_statfs64
= 120;
1920 amd64_linux_record_tdep
.size_sockaddr
= 16;
1921 amd64_linux_record_tdep
.size_int
1922 = gdbarch_int_bit (gdbarch
) / TARGET_CHAR_BIT
;
1923 amd64_linux_record_tdep
.size_long
1924 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
1925 amd64_linux_record_tdep
.size_ulong
1926 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
1927 amd64_linux_record_tdep
.size_msghdr
= 56;
1928 amd64_linux_record_tdep
.size_itimerval
= 32;
1929 amd64_linux_record_tdep
.size_stat
= 144;
1930 amd64_linux_record_tdep
.size_old_utsname
= 325;
1931 amd64_linux_record_tdep
.size_sysinfo
= 112;
1932 amd64_linux_record_tdep
.size_msqid_ds
= 120;
1933 amd64_linux_record_tdep
.size_shmid_ds
= 112;
1934 amd64_linux_record_tdep
.size_new_utsname
= 390;
1935 amd64_linux_record_tdep
.size_timex
= 208;
1936 amd64_linux_record_tdep
.size_mem_dqinfo
= 24;
1937 amd64_linux_record_tdep
.size_if_dqblk
= 72;
1938 amd64_linux_record_tdep
.size_fs_quota_stat
= 80;
1939 amd64_linux_record_tdep
.size_timespec
= 16;
1940 amd64_linux_record_tdep
.size_pollfd
= 8;
1941 amd64_linux_record_tdep
.size_NFS_FHSIZE
= 32;
1942 amd64_linux_record_tdep
.size_knfsd_fh
= 132;
1943 amd64_linux_record_tdep
.size_TASK_COMM_LEN
= 16;
1944 amd64_linux_record_tdep
.size_sigaction
= 32;
1945 amd64_linux_record_tdep
.size_sigset_t
= 8;
1946 amd64_linux_record_tdep
.size_siginfo_t
= 128;
1947 amd64_linux_record_tdep
.size_cap_user_data_t
= 8;
1948 amd64_linux_record_tdep
.size_stack_t
= 24;
1949 amd64_linux_record_tdep
.size_off_t
= 8;
1950 amd64_linux_record_tdep
.size_stat64
= 144;
1951 amd64_linux_record_tdep
.size_gid_t
= 4;
1952 amd64_linux_record_tdep
.size_uid_t
= 4;
1953 amd64_linux_record_tdep
.size_PAGE_SIZE
= 4096;
1954 amd64_linux_record_tdep
.size_flock64
= 32;
1955 amd64_linux_record_tdep
.size_user_desc
= 16;
1956 amd64_linux_record_tdep
.size_io_event
= 32;
1957 amd64_linux_record_tdep
.size_iocb
= 64;
1958 amd64_linux_record_tdep
.size_epoll_event
= 12;
1959 amd64_linux_record_tdep
.size_itimerspec
= 32;
1960 amd64_linux_record_tdep
.size_mq_attr
= 64;
1961 amd64_linux_record_tdep
.size_termios
= 36;
1962 amd64_linux_record_tdep
.size_termios2
= 44;
1963 amd64_linux_record_tdep
.size_pid_t
= 4;
1964 amd64_linux_record_tdep
.size_winsize
= 8;
1965 amd64_linux_record_tdep
.size_serial_struct
= 72;
1966 amd64_linux_record_tdep
.size_serial_icounter_struct
= 80;
1967 amd64_linux_record_tdep
.size_hayes_esp_config
= 12;
1968 amd64_linux_record_tdep
.size_size_t
= 8;
1969 amd64_linux_record_tdep
.size_iovec
= 16;
1970 amd64_linux_record_tdep
.size_time_t
= 8;
1972 /* These values are the second argument of system call "sys_fcntl"
1973 and "sys_fcntl64". They are obtained from Linux Kernel source. */
1974 amd64_linux_record_tdep
.fcntl_F_GETLK
= 5;
1975 amd64_linux_record_tdep
.fcntl_F_GETLK64
= 12;
1976 amd64_linux_record_tdep
.fcntl_F_SETLK64
= 13;
1977 amd64_linux_record_tdep
.fcntl_F_SETLKW64
= 14;
1979 amd64_linux_record_tdep
.arg1
= AMD64_RDI_REGNUM
;
1980 amd64_linux_record_tdep
.arg2
= AMD64_RSI_REGNUM
;
1981 amd64_linux_record_tdep
.arg3
= AMD64_RDX_REGNUM
;
1982 amd64_linux_record_tdep
.arg4
= AMD64_R10_REGNUM
;
1983 amd64_linux_record_tdep
.arg5
= AMD64_R8_REGNUM
;
1984 amd64_linux_record_tdep
.arg6
= AMD64_R9_REGNUM
;
1986 /* These values are the second argument of system call "sys_ioctl".
1987 They are obtained from Linux Kernel source. */
1988 amd64_linux_record_tdep
.ioctl_TCGETS
= 0x5401;
1989 amd64_linux_record_tdep
.ioctl_TCSETS
= 0x5402;
1990 amd64_linux_record_tdep
.ioctl_TCSETSW
= 0x5403;
1991 amd64_linux_record_tdep
.ioctl_TCSETSF
= 0x5404;
1992 amd64_linux_record_tdep
.ioctl_TCGETA
= 0x5405;
1993 amd64_linux_record_tdep
.ioctl_TCSETA
= 0x5406;
1994 amd64_linux_record_tdep
.ioctl_TCSETAW
= 0x5407;
1995 amd64_linux_record_tdep
.ioctl_TCSETAF
= 0x5408;
1996 amd64_linux_record_tdep
.ioctl_TCSBRK
= 0x5409;
1997 amd64_linux_record_tdep
.ioctl_TCXONC
= 0x540A;
1998 amd64_linux_record_tdep
.ioctl_TCFLSH
= 0x540B;
1999 amd64_linux_record_tdep
.ioctl_TIOCEXCL
= 0x540C;
2000 amd64_linux_record_tdep
.ioctl_TIOCNXCL
= 0x540D;
2001 amd64_linux_record_tdep
.ioctl_TIOCSCTTY
= 0x540E;
2002 amd64_linux_record_tdep
.ioctl_TIOCGPGRP
= 0x540F;
2003 amd64_linux_record_tdep
.ioctl_TIOCSPGRP
= 0x5410;
2004 amd64_linux_record_tdep
.ioctl_TIOCOUTQ
= 0x5411;
2005 amd64_linux_record_tdep
.ioctl_TIOCSTI
= 0x5412;
2006 amd64_linux_record_tdep
.ioctl_TIOCGWINSZ
= 0x5413;
2007 amd64_linux_record_tdep
.ioctl_TIOCSWINSZ
= 0x5414;
2008 amd64_linux_record_tdep
.ioctl_TIOCMGET
= 0x5415;
2009 amd64_linux_record_tdep
.ioctl_TIOCMBIS
= 0x5416;
2010 amd64_linux_record_tdep
.ioctl_TIOCMBIC
= 0x5417;
2011 amd64_linux_record_tdep
.ioctl_TIOCMSET
= 0x5418;
2012 amd64_linux_record_tdep
.ioctl_TIOCGSOFTCAR
= 0x5419;
2013 amd64_linux_record_tdep
.ioctl_TIOCSSOFTCAR
= 0x541A;
2014 amd64_linux_record_tdep
.ioctl_FIONREAD
= 0x541B;
2015 amd64_linux_record_tdep
.ioctl_TIOCINQ
2016 = amd64_linux_record_tdep
.ioctl_FIONREAD
;
2017 amd64_linux_record_tdep
.ioctl_TIOCLINUX
= 0x541C;
2018 amd64_linux_record_tdep
.ioctl_TIOCCONS
= 0x541D;
2019 amd64_linux_record_tdep
.ioctl_TIOCGSERIAL
= 0x541E;
2020 amd64_linux_record_tdep
.ioctl_TIOCSSERIAL
= 0x541F;
2021 amd64_linux_record_tdep
.ioctl_TIOCPKT
= 0x5420;
2022 amd64_linux_record_tdep
.ioctl_FIONBIO
= 0x5421;
2023 amd64_linux_record_tdep
.ioctl_TIOCNOTTY
= 0x5422;
2024 amd64_linux_record_tdep
.ioctl_TIOCSETD
= 0x5423;
2025 amd64_linux_record_tdep
.ioctl_TIOCGETD
= 0x5424;
2026 amd64_linux_record_tdep
.ioctl_TCSBRKP
= 0x5425;
2027 amd64_linux_record_tdep
.ioctl_TIOCTTYGSTRUCT
= 0x5426;
2028 amd64_linux_record_tdep
.ioctl_TIOCSBRK
= 0x5427;
2029 amd64_linux_record_tdep
.ioctl_TIOCCBRK
= 0x5428;
2030 amd64_linux_record_tdep
.ioctl_TIOCGSID
= 0x5429;
2031 amd64_linux_record_tdep
.ioctl_TCGETS2
= 0x802c542a;
2032 amd64_linux_record_tdep
.ioctl_TCSETS2
= 0x402c542b;
2033 amd64_linux_record_tdep
.ioctl_TCSETSW2
= 0x402c542c;
2034 amd64_linux_record_tdep
.ioctl_TCSETSF2
= 0x402c542d;
2035 amd64_linux_record_tdep
.ioctl_TIOCGPTN
= 0x80045430;
2036 amd64_linux_record_tdep
.ioctl_TIOCSPTLCK
= 0x40045431;
2037 amd64_linux_record_tdep
.ioctl_FIONCLEX
= 0x5450;
2038 amd64_linux_record_tdep
.ioctl_FIOCLEX
= 0x5451;
2039 amd64_linux_record_tdep
.ioctl_FIOASYNC
= 0x5452;
2040 amd64_linux_record_tdep
.ioctl_TIOCSERCONFIG
= 0x5453;
2041 amd64_linux_record_tdep
.ioctl_TIOCSERGWILD
= 0x5454;
2042 amd64_linux_record_tdep
.ioctl_TIOCSERSWILD
= 0x5455;
2043 amd64_linux_record_tdep
.ioctl_TIOCGLCKTRMIOS
= 0x5456;
2044 amd64_linux_record_tdep
.ioctl_TIOCSLCKTRMIOS
= 0x5457;
2045 amd64_linux_record_tdep
.ioctl_TIOCSERGSTRUCT
= 0x5458;
2046 amd64_linux_record_tdep
.ioctl_TIOCSERGETLSR
= 0x5459;
2047 amd64_linux_record_tdep
.ioctl_TIOCSERGETMULTI
= 0x545A;
2048 amd64_linux_record_tdep
.ioctl_TIOCSERSETMULTI
= 0x545B;
2049 amd64_linux_record_tdep
.ioctl_TIOCMIWAIT
= 0x545C;
2050 amd64_linux_record_tdep
.ioctl_TIOCGICOUNT
= 0x545D;
2051 amd64_linux_record_tdep
.ioctl_TIOCGHAYESESP
= 0x545E;
2052 amd64_linux_record_tdep
.ioctl_TIOCSHAYESESP
= 0x545F;
2053 amd64_linux_record_tdep
.ioctl_FIOQSIZE
= 0x5460;
2055 tdep
->i386_syscall_record
= amd64_linux_syscall_record
;
2057 /* GNU/Linux uses SVR4-style shared libraries. */
2058 set_solib_svr4_fetch_link_map_offsets
2059 (gdbarch
, linux_lp64_fetch_link_map_offsets
);
2061 /* Register DTrace handlers. */
2062 set_gdbarch_dtrace_parse_probe_argument (gdbarch
, amd64_dtrace_parse_probe_argument
);
2063 set_gdbarch_dtrace_probe_is_enabled (gdbarch
, amd64_dtrace_probe_is_enabled
);
2064 set_gdbarch_dtrace_enable_probe (gdbarch
, amd64_dtrace_enable_probe
);
2065 set_gdbarch_dtrace_disable_probe (gdbarch
, amd64_dtrace_disable_probe
);
2069 amd64_x32_linux_init_abi (struct gdbarch_info info
, struct gdbarch
*gdbarch
)
2071 i386_gdbarch_tdep
*tdep
= gdbarch_tdep
<i386_gdbarch_tdep
> (gdbarch
);
2072 struct tdesc_arch_data
*tdesc_data
= info
.tdesc_data
;
2073 const struct tdesc_feature
*feature
;
2076 gdb_assert (tdesc_data
);
2078 tdep
->gregset_reg_offset
= amd64_linux_gregset_reg_offset
;
2079 tdep
->gregset_num_regs
= ARRAY_SIZE (amd64_linux_gregset_reg_offset
);
2080 tdep
->sizeof_gregset
= 27 * 8;
2082 amd64_x32_init_abi (info
, gdbarch
,
2083 amd64_linux_read_description (X86_XSTATE_SSE_MASK
,
2086 /* Reserve a number for orig_rax. */
2087 set_gdbarch_num_regs (gdbarch
, AMD64_LINUX_NUM_REGS
);
2089 const target_desc
*tdesc
= tdep
->tdesc
;
2091 feature
= tdesc_find_feature (tdesc
, "org.gnu.gdb.i386.linux");
2092 if (feature
== NULL
)
2095 valid_p
= tdesc_numbered_register (feature
, tdesc_data
,
2096 AMD64_LINUX_ORIG_RAX_REGNUM
,
2101 amd64_linux_init_abi_common (info
, gdbarch
, 0);
2103 /* Initialize the amd64_x32_linux_record_tdep. */
2104 /* These values are the size of the type that will be used in a system
2105 call. They are obtained from Linux Kernel source. */
2106 amd64_x32_linux_record_tdep
.size_pointer
2107 = gdbarch_ptr_bit (gdbarch
) / TARGET_CHAR_BIT
;
2108 amd64_x32_linux_record_tdep
.size__old_kernel_stat
= 32;
2109 amd64_x32_linux_record_tdep
.size_tms
= 32;
2110 amd64_x32_linux_record_tdep
.size_loff_t
= 8;
2111 amd64_x32_linux_record_tdep
.size_flock
= 32;
2112 amd64_x32_linux_record_tdep
.size_oldold_utsname
= 45;
2113 amd64_x32_linux_record_tdep
.size_ustat
= 32;
2114 /* ADM64 doesn't need this size because it doesn't have sys_sigaction
2115 but sys_rt_sigaction. */
2116 amd64_x32_linux_record_tdep
.size_old_sigaction
= 16;
2117 /* ADM64 doesn't need this size because it doesn't have sys_sigpending
2118 but sys_rt_sigpending. */
2119 amd64_x32_linux_record_tdep
.size_old_sigset_t
= 4;
2120 amd64_x32_linux_record_tdep
.size_rlimit
= 16;
2121 amd64_x32_linux_record_tdep
.size_rusage
= 144;
2122 amd64_x32_linux_record_tdep
.size_timeval
= 16;
2123 amd64_x32_linux_record_tdep
.size_timezone
= 8;
2124 /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
2125 but sys_getgroups. */
2126 amd64_x32_linux_record_tdep
.size_old_gid_t
= 2;
2127 /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
2128 but sys_getresuid. */
2129 amd64_x32_linux_record_tdep
.size_old_uid_t
= 2;
2130 amd64_x32_linux_record_tdep
.size_fd_set
= 128;
2131 /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
2132 amd64_x32_linux_record_tdep
.size_old_dirent
= 268;
2133 amd64_x32_linux_record_tdep
.size_statfs
= 120;
2134 amd64_x32_linux_record_tdep
.size_statfs64
= 120;
2135 amd64_x32_linux_record_tdep
.size_sockaddr
= 16;
2136 amd64_x32_linux_record_tdep
.size_int
2137 = gdbarch_int_bit (gdbarch
) / TARGET_CHAR_BIT
;
2138 amd64_x32_linux_record_tdep
.size_long
2139 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
2140 amd64_x32_linux_record_tdep
.size_ulong
2141 = gdbarch_long_bit (gdbarch
) / TARGET_CHAR_BIT
;
2142 amd64_x32_linux_record_tdep
.size_msghdr
= 28;
2143 amd64_x32_linux_record_tdep
.size_itimerval
= 32;
2144 amd64_x32_linux_record_tdep
.size_stat
= 144;
2145 amd64_x32_linux_record_tdep
.size_old_utsname
= 325;
2146 amd64_x32_linux_record_tdep
.size_sysinfo
= 112;
2147 amd64_x32_linux_record_tdep
.size_msqid_ds
= 120;
2148 amd64_x32_linux_record_tdep
.size_shmid_ds
= 112;
2149 amd64_x32_linux_record_tdep
.size_new_utsname
= 390;
2150 amd64_x32_linux_record_tdep
.size_timex
= 208;
2151 amd64_x32_linux_record_tdep
.size_mem_dqinfo
= 24;
2152 amd64_x32_linux_record_tdep
.size_if_dqblk
= 72;
2153 amd64_x32_linux_record_tdep
.size_fs_quota_stat
= 80;
2154 amd64_x32_linux_record_tdep
.size_timespec
= 16;
2155 amd64_x32_linux_record_tdep
.size_pollfd
= 8;
2156 amd64_x32_linux_record_tdep
.size_NFS_FHSIZE
= 32;
2157 amd64_x32_linux_record_tdep
.size_knfsd_fh
= 132;
2158 amd64_x32_linux_record_tdep
.size_TASK_COMM_LEN
= 16;
2159 amd64_x32_linux_record_tdep
.size_sigaction
= 20;
2160 amd64_x32_linux_record_tdep
.size_sigset_t
= 8;
2161 amd64_x32_linux_record_tdep
.size_siginfo_t
= 128;
2162 amd64_x32_linux_record_tdep
.size_cap_user_data_t
= 8;
2163 amd64_x32_linux_record_tdep
.size_stack_t
= 12;
2164 amd64_x32_linux_record_tdep
.size_off_t
= 8;
2165 amd64_x32_linux_record_tdep
.size_stat64
= 144;
2166 amd64_x32_linux_record_tdep
.size_gid_t
= 4;
2167 amd64_x32_linux_record_tdep
.size_uid_t
= 4;
2168 amd64_x32_linux_record_tdep
.size_PAGE_SIZE
= 4096;
2169 amd64_x32_linux_record_tdep
.size_flock64
= 32;
2170 amd64_x32_linux_record_tdep
.size_user_desc
= 16;
2171 amd64_x32_linux_record_tdep
.size_io_event
= 32;
2172 amd64_x32_linux_record_tdep
.size_iocb
= 64;
2173 amd64_x32_linux_record_tdep
.size_epoll_event
= 12;
2174 amd64_x32_linux_record_tdep
.size_itimerspec
= 32;
2175 amd64_x32_linux_record_tdep
.size_mq_attr
= 64;
2176 amd64_x32_linux_record_tdep
.size_termios
= 36;
2177 amd64_x32_linux_record_tdep
.size_termios2
= 44;
2178 amd64_x32_linux_record_tdep
.size_pid_t
= 4;
2179 amd64_x32_linux_record_tdep
.size_winsize
= 8;
2180 amd64_x32_linux_record_tdep
.size_serial_struct
= 72;
2181 amd64_x32_linux_record_tdep
.size_serial_icounter_struct
= 80;
2182 amd64_x32_linux_record_tdep
.size_hayes_esp_config
= 12;
2183 amd64_x32_linux_record_tdep
.size_size_t
= 4;
2184 amd64_x32_linux_record_tdep
.size_iovec
= 8;
2185 amd64_x32_linux_record_tdep
.size_time_t
= 8;
2187 /* These values are the second argument of system call "sys_fcntl"
2188 and "sys_fcntl64". They are obtained from Linux Kernel source. */
2189 amd64_x32_linux_record_tdep
.fcntl_F_GETLK
= 5;
2190 amd64_x32_linux_record_tdep
.fcntl_F_GETLK64
= 12;
2191 amd64_x32_linux_record_tdep
.fcntl_F_SETLK64
= 13;
2192 amd64_x32_linux_record_tdep
.fcntl_F_SETLKW64
= 14;
2194 amd64_x32_linux_record_tdep
.arg1
= AMD64_RDI_REGNUM
;
2195 amd64_x32_linux_record_tdep
.arg2
= AMD64_RSI_REGNUM
;
2196 amd64_x32_linux_record_tdep
.arg3
= AMD64_RDX_REGNUM
;
2197 amd64_x32_linux_record_tdep
.arg4
= AMD64_R10_REGNUM
;
2198 amd64_x32_linux_record_tdep
.arg5
= AMD64_R8_REGNUM
;
2199 amd64_x32_linux_record_tdep
.arg6
= AMD64_R9_REGNUM
;
2201 /* These values are the second argument of system call "sys_ioctl".
2202 They are obtained from Linux Kernel source. */
2203 amd64_x32_linux_record_tdep
.ioctl_TCGETS
= 0x5401;
2204 amd64_x32_linux_record_tdep
.ioctl_TCSETS
= 0x5402;
2205 amd64_x32_linux_record_tdep
.ioctl_TCSETSW
= 0x5403;
2206 amd64_x32_linux_record_tdep
.ioctl_TCSETSF
= 0x5404;
2207 amd64_x32_linux_record_tdep
.ioctl_TCGETA
= 0x5405;
2208 amd64_x32_linux_record_tdep
.ioctl_TCSETA
= 0x5406;
2209 amd64_x32_linux_record_tdep
.ioctl_TCSETAW
= 0x5407;
2210 amd64_x32_linux_record_tdep
.ioctl_TCSETAF
= 0x5408;
2211 amd64_x32_linux_record_tdep
.ioctl_TCSBRK
= 0x5409;
2212 amd64_x32_linux_record_tdep
.ioctl_TCXONC
= 0x540A;
2213 amd64_x32_linux_record_tdep
.ioctl_TCFLSH
= 0x540B;
2214 amd64_x32_linux_record_tdep
.ioctl_TIOCEXCL
= 0x540C;
2215 amd64_x32_linux_record_tdep
.ioctl_TIOCNXCL
= 0x540D;
2216 amd64_x32_linux_record_tdep
.ioctl_TIOCSCTTY
= 0x540E;
2217 amd64_x32_linux_record_tdep
.ioctl_TIOCGPGRP
= 0x540F;
2218 amd64_x32_linux_record_tdep
.ioctl_TIOCSPGRP
= 0x5410;
2219 amd64_x32_linux_record_tdep
.ioctl_TIOCOUTQ
= 0x5411;
2220 amd64_x32_linux_record_tdep
.ioctl_TIOCSTI
= 0x5412;
2221 amd64_x32_linux_record_tdep
.ioctl_TIOCGWINSZ
= 0x5413;
2222 amd64_x32_linux_record_tdep
.ioctl_TIOCSWINSZ
= 0x5414;
2223 amd64_x32_linux_record_tdep
.ioctl_TIOCMGET
= 0x5415;
2224 amd64_x32_linux_record_tdep
.ioctl_TIOCMBIS
= 0x5416;
2225 amd64_x32_linux_record_tdep
.ioctl_TIOCMBIC
= 0x5417;
2226 amd64_x32_linux_record_tdep
.ioctl_TIOCMSET
= 0x5418;
2227 amd64_x32_linux_record_tdep
.ioctl_TIOCGSOFTCAR
= 0x5419;
2228 amd64_x32_linux_record_tdep
.ioctl_TIOCSSOFTCAR
= 0x541A;
2229 amd64_x32_linux_record_tdep
.ioctl_FIONREAD
= 0x541B;
2230 amd64_x32_linux_record_tdep
.ioctl_TIOCINQ
= amd64_x32_linux_record_tdep
.ioctl_FIONREAD
;
2231 amd64_x32_linux_record_tdep
.ioctl_TIOCLINUX
= 0x541C;
2232 amd64_x32_linux_record_tdep
.ioctl_TIOCCONS
= 0x541D;
2233 amd64_x32_linux_record_tdep
.ioctl_TIOCGSERIAL
= 0x541E;
2234 amd64_x32_linux_record_tdep
.ioctl_TIOCSSERIAL
= 0x541F;
2235 amd64_x32_linux_record_tdep
.ioctl_TIOCPKT
= 0x5420;
2236 amd64_x32_linux_record_tdep
.ioctl_FIONBIO
= 0x5421;
2237 amd64_x32_linux_record_tdep
.ioctl_TIOCNOTTY
= 0x5422;
2238 amd64_x32_linux_record_tdep
.ioctl_TIOCSETD
= 0x5423;
2239 amd64_x32_linux_record_tdep
.ioctl_TIOCGETD
= 0x5424;
2240 amd64_x32_linux_record_tdep
.ioctl_TCSBRKP
= 0x5425;
2241 amd64_x32_linux_record_tdep
.ioctl_TIOCTTYGSTRUCT
= 0x5426;
2242 amd64_x32_linux_record_tdep
.ioctl_TIOCSBRK
= 0x5427;
2243 amd64_x32_linux_record_tdep
.ioctl_TIOCCBRK
= 0x5428;
2244 amd64_x32_linux_record_tdep
.ioctl_TIOCGSID
= 0x5429;
2245 amd64_x32_linux_record_tdep
.ioctl_TCGETS2
= 0x802c542a;
2246 amd64_x32_linux_record_tdep
.ioctl_TCSETS2
= 0x402c542b;
2247 amd64_x32_linux_record_tdep
.ioctl_TCSETSW2
= 0x402c542c;
2248 amd64_x32_linux_record_tdep
.ioctl_TCSETSF2
= 0x402c542d;
2249 amd64_x32_linux_record_tdep
.ioctl_TIOCGPTN
= 0x80045430;
2250 amd64_x32_linux_record_tdep
.ioctl_TIOCSPTLCK
= 0x40045431;
2251 amd64_x32_linux_record_tdep
.ioctl_FIONCLEX
= 0x5450;
2252 amd64_x32_linux_record_tdep
.ioctl_FIOCLEX
= 0x5451;
2253 amd64_x32_linux_record_tdep
.ioctl_FIOASYNC
= 0x5452;
2254 amd64_x32_linux_record_tdep
.ioctl_TIOCSERCONFIG
= 0x5453;
2255 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGWILD
= 0x5454;
2256 amd64_x32_linux_record_tdep
.ioctl_TIOCSERSWILD
= 0x5455;
2257 amd64_x32_linux_record_tdep
.ioctl_TIOCGLCKTRMIOS
= 0x5456;
2258 amd64_x32_linux_record_tdep
.ioctl_TIOCSLCKTRMIOS
= 0x5457;
2259 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGSTRUCT
= 0x5458;
2260 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGETLSR
= 0x5459;
2261 amd64_x32_linux_record_tdep
.ioctl_TIOCSERGETMULTI
= 0x545A;
2262 amd64_x32_linux_record_tdep
.ioctl_TIOCSERSETMULTI
= 0x545B;
2263 amd64_x32_linux_record_tdep
.ioctl_TIOCMIWAIT
= 0x545C;
2264 amd64_x32_linux_record_tdep
.ioctl_TIOCGICOUNT
= 0x545D;
2265 amd64_x32_linux_record_tdep
.ioctl_TIOCGHAYESESP
= 0x545E;
2266 amd64_x32_linux_record_tdep
.ioctl_TIOCSHAYESESP
= 0x545F;
2267 amd64_x32_linux_record_tdep
.ioctl_FIOQSIZE
= 0x5460;
2269 tdep
->i386_syscall_record
= amd64_x32_linux_syscall_record
;
2271 /* GNU/Linux uses SVR4-style shared libraries. */
2272 set_solib_svr4_fetch_link_map_offsets
2273 (gdbarch
, linux_ilp32_fetch_link_map_offsets
);
2276 void _initialize_amd64_linux_tdep ();
2278 _initialize_amd64_linux_tdep ()
2280 gdbarch_register_osabi (bfd_arch_i386
, bfd_mach_x86_64
,
2281 GDB_OSABI_LINUX
, amd64_linux_init_abi
);
2282 gdbarch_register_osabi (bfd_arch_i386
, bfd_mach_x64_32
,
2283 GDB_OSABI_LINUX
, amd64_x32_linux_init_abi
);