/* Target-dependent code for GNU/Linux x86-64.
- Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007, 2008
- Free Software Foundation, Inc.
+ Copyright (C) 2001-2019 Free Software Foundation, Inc.
Contributed by Jiri Smid, SuSE Labs.
This file is part of GDB.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
+#include "arch-utils.h"
#include "frame.h"
#include "gdbcore.h"
#include "regcache.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "reggroups.h"
+#include "regset.h"
+#include "parser-defs.h"
+#include "user-regs.h"
#include "amd64-linux-tdep.h"
-
-#include "gdb_string.h"
+#include "i386-linux-tdep.h"
+#include "linux-tdep.h"
+#include "common/x86-xstate.h"
#include "amd64-tdep.h"
#include "solib-svr4.h"
+#include "xml-syscall.h"
+#include "glibc-tdep.h"
+#include "arch/amd64.h"
+#include "target-descriptions.h"
+
+/* The syscall's XML filename for i386. */
+#define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
+
+#include "record-full.h"
+#include "linux-record.h"
/* Mapping between the general-purpose registers in `struct user'
format and GDB's register cache layout. */
/* From <sys/reg.h>. */
-static int amd64_linux_gregset_reg_offset[] =
+int amd64_linux_gregset_reg_offset[] =
{
10 * 8, /* %rax */
5 * 8, /* %rbx */
14 * 8, /* %rdi */
4 * 8, /* %rbp */
19 * 8, /* %rsp */
- 9 * 8, /* %r8 ... */
+ 9 * 8, /* %r8 ... */
8 * 8,
7 * 8,
6 * 8,
23 * 8, /* %ds */
24 * 8, /* %es */
25 * 8, /* %fs */
- 26 * 8 /* %gs */
+ 26 * 8, /* %gs */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, /* MPX registers BND0 ... BND3. */
+ -1, -1, /* MPX registers BNDCFGU and BNDSTATUS. */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* xmm16 ... xmm31 (AVX512) */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, /* ymm16 ... ymm31 (AVX512) */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, /* k0 ... k7 (AVX512) */
+ -1, -1, -1, -1, -1, -1, -1, -1, /* zmm0 ... zmm31 (AVX512) */
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, /* PKEYS register pkru */
+
+ /* End of hardware registers */
+ 21 * 8, 22 * 8, /* fs_base and gs_base. */
+ 15 * 8 /* "orig_rax" */
};
\f
#define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */
#define LINUX_SIGTRAMP_OFFSET1 7
-static const gdb_byte linux_sigtramp_code[] =
+static const gdb_byte amd64_linux_sigtramp_code[] =
{
/* mov $__NR_rt_sigreturn, %rax */
LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
LINUX_SIGTRAMP_INSN1, 0x05
};
-#define LINUX_SIGTRAMP_LEN (sizeof linux_sigtramp_code)
+static const gdb_byte amd64_x32_linux_sigtramp_code[] =
+{
+ /* mov $__NR_rt_sigreturn, %rax. */
+ LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40,
+ /* syscall */
+ LINUX_SIGTRAMP_INSN1, 0x05
+};
+
+#define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code)
/* If PC is in a sigtramp routine, return the address of the start of
the routine. Otherwise, return 0. */
static CORE_ADDR
-amd64_linux_sigtramp_start (struct frame_info *next_frame)
+amd64_linux_sigtramp_start (struct frame_info *this_frame)
{
- CORE_ADDR pc = frame_pc_unwind (next_frame);
+ struct gdbarch *gdbarch;
+ const gdb_byte *sigtramp_code;
+ CORE_ADDR pc = get_frame_pc (this_frame);
gdb_byte buf[LINUX_SIGTRAMP_LEN];
/* We only recognize a signal trampoline if PC is at the start of
PC is not at the start of the instruction sequence, there will be
a few trailing readable bytes on the stack. */
- if (!safe_frame_unwind_memory (next_frame, pc, buf, sizeof buf))
+ if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
return 0;
if (buf[0] != LINUX_SIGTRAMP_INSN0)
return 0;
pc -= LINUX_SIGTRAMP_OFFSET1;
- if (!safe_frame_unwind_memory (next_frame, pc, buf, sizeof buf))
+ if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
return 0;
}
- if (memcmp (buf, linux_sigtramp_code, LINUX_SIGTRAMP_LEN) != 0)
+ gdbarch = get_frame_arch (this_frame);
+ if (gdbarch_ptr_bit (gdbarch) == 32)
+ sigtramp_code = amd64_x32_linux_sigtramp_code;
+ else
+ sigtramp_code = amd64_linux_sigtramp_code;
+ if (memcmp (buf, sigtramp_code, LINUX_SIGTRAMP_LEN) != 0)
return 0;
return pc;
}
-/* Return whether the frame preceding NEXT_FRAME corresponds to a
- GNU/Linux sigtramp routine. */
+/* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
+ routine. */
static int
-amd64_linux_sigtramp_p (struct frame_info *next_frame)
+amd64_linux_sigtramp_p (struct frame_info *this_frame)
{
- CORE_ADDR pc = frame_pc_unwind (next_frame);
- char *name;
+ CORE_ADDR pc = get_frame_pc (this_frame);
+ const char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
__sigaction, or __libc_sigaction (all aliases to the same
function). */
if (name == NULL || strstr (name, "sigaction") != NULL)
- return (amd64_linux_sigtramp_start (next_frame) != 0);
+ return (amd64_linux_sigtramp_start (this_frame) != 0);
return (strcmp ("__restore_rt", name) == 0);
}
/* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
#define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
-/* Assuming NEXT_FRAME is a frame following a GNU/Linux sigtramp
- routine, return the address of the associated sigcontext structure. */
+/* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
+ address of the associated sigcontext structure. */
static CORE_ADDR
-amd64_linux_sigcontext_addr (struct frame_info *next_frame)
+amd64_linux_sigcontext_addr (struct frame_info *this_frame)
{
+ struct gdbarch *gdbarch = get_frame_arch (this_frame);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
CORE_ADDR sp;
gdb_byte buf[8];
- frame_unwind_register (next_frame,
- gdbarch_sp_regnum (get_frame_arch (next_frame)), buf);
- sp = extract_unsigned_integer (buf, 8);
+ get_frame_register (this_frame, AMD64_RSP_REGNUM, buf);
+ sp = extract_unsigned_integer (buf, 8, byte_order);
/* The sigcontext structure is part of the user context. A pointer
to the user context is passed as the third argument to the signal
}
\f
+static LONGEST
+amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
+ thread_info *thread)
+{
+ struct regcache *regcache = get_thread_regcache (thread);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+ /* The content of a register. */
+ gdb_byte buf[8];
+ /* The result. */
+ LONGEST ret;
+
+ /* Getting the system call number from the register.
+ When dealing with x86_64 architecture, this information
+ is stored at %rax register. */
+ regcache->cooked_read (AMD64_LINUX_ORIG_RAX_REGNUM, buf);
+
+ ret = extract_signed_integer (buf, 8, byte_order);
+
+ return ret;
+}
+
+
/* From <asm/sigcontext.h>. */
static int amd64_linux_sc_reg_offset[] =
{
-1 /* %gs */
};
-/* Replacement register functions which know about %orig_rax. */
-
-static const char *
-amd64_linux_register_name (struct gdbarch *gdbarch, int reg)
-{
- if (reg == AMD64_LINUX_ORIG_RAX_REGNUM)
- return "orig_rax";
-
- return amd64_register_name (gdbarch, reg);
-}
-
-static struct type *
-amd64_linux_register_type (struct gdbarch *gdbarch, int reg)
-{
- if (reg == AMD64_LINUX_ORIG_RAX_REGNUM)
- return builtin_type_int64;
-
- return amd64_register_type (gdbarch, reg);
-}
-
static int
amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
struct reggroup *group)
{
- if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM)
+ if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM
+ || regnum == AMD64_FSBASE_REGNUM
+ || regnum == AMD64_GSBASE_REGNUM)
return (group == system_reggroup
|| group == save_reggroup
|| group == restore_reggroup);
- return default_register_reggroup_p (gdbarch, regnum, group);
+ return i386_register_reggroup_p (gdbarch, regnum, group);
}
/* Set the program counter for process PTID to PC. */
regcache_cooked_write_unsigned (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, -1);
}
+/* Record all registers but IP register for process-record. */
+
+static int
+amd64_all_but_ip_registers_record (struct regcache *regcache)
+{
+ if (record_full_arch_list_add_reg (regcache, AMD64_RAX_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RDX_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RBX_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RSP_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RBP_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RSI_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_RDI_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R8_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R9_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R10_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R12_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R13_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R14_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R15_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM))
+ return -1;
+
+ return 0;
+}
+
+/* amd64_canonicalize_syscall maps from the native amd64 Linux set
+ of syscall ids into a canonical set of syscall ids used by
+ process record. */
+
+static enum gdb_syscall
+amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
+{
+ DIAGNOSTIC_PUSH
+ DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
+
+ switch (syscall_number) {
+ case amd64_sys_read:
+ case amd64_x32_sys_read:
+ return gdb_sys_read;
+
+ case amd64_sys_write:
+ case amd64_x32_sys_write:
+ return gdb_sys_write;
+
+ case amd64_sys_open:
+ case amd64_x32_sys_open:
+ return gdb_sys_open;
+
+ case amd64_sys_close:
+ case amd64_x32_sys_close:
+ return gdb_sys_close;
+
+ case amd64_sys_newstat:
+ case amd64_x32_sys_newstat:
+ return gdb_sys_newstat;
+
+ case amd64_sys_newfstat:
+ case amd64_x32_sys_newfstat:
+ return gdb_sys_newfstat;
+
+ case amd64_sys_newlstat:
+ case amd64_x32_sys_newlstat:
+ return gdb_sys_newlstat;
+
+ case amd64_sys_poll:
+ case amd64_x32_sys_poll:
+ return gdb_sys_poll;
+
+ case amd64_sys_lseek:
+ case amd64_x32_sys_lseek:
+ return gdb_sys_lseek;
+
+ case amd64_sys_mmap:
+ case amd64_x32_sys_mmap:
+ return gdb_sys_mmap2;
+
+ case amd64_sys_mprotect:
+ case amd64_x32_sys_mprotect:
+ return gdb_sys_mprotect;
+
+ case amd64_sys_munmap:
+ case amd64_x32_sys_munmap:
+ return gdb_sys_munmap;
+
+ case amd64_sys_brk:
+ case amd64_x32_sys_brk:
+ return gdb_sys_brk;
+
+ case amd64_sys_rt_sigaction:
+ case amd64_x32_sys_rt_sigaction:
+ return gdb_sys_rt_sigaction;
+
+ case amd64_sys_rt_sigprocmask:
+ case amd64_x32_sys_rt_sigprocmask:
+ return gdb_sys_rt_sigprocmask;
+
+ case amd64_sys_rt_sigreturn:
+ case amd64_x32_sys_rt_sigreturn:
+ return gdb_sys_rt_sigreturn;
+
+ case amd64_sys_ioctl:
+ case amd64_x32_sys_ioctl:
+ return gdb_sys_ioctl;
+
+ case amd64_sys_pread64:
+ case amd64_x32_sys_pread64:
+ return gdb_sys_pread64;
+
+ case amd64_sys_pwrite64:
+ case amd64_x32_sys_pwrite64:
+ return gdb_sys_pwrite64;
+
+ case amd64_sys_readv:
+ case amd64_x32_sys_readv:
+ return gdb_sys_readv;
+
+ case amd64_sys_writev:
+ case amd64_x32_sys_writev:
+ return gdb_sys_writev;
+
+ case amd64_sys_access:
+ case amd64_x32_sys_access:
+ return gdb_sys_access;
+
+ case amd64_sys_pipe:
+ case amd64_x32_sys_pipe:
+ return gdb_sys_pipe;
+
+ case amd64_sys_select:
+ case amd64_x32_sys_select:
+ return gdb_sys_select;
+
+ case amd64_sys_sched_yield:
+ case amd64_x32_sys_sched_yield:
+ return gdb_sys_sched_yield;
+
+ case amd64_sys_mremap:
+ case amd64_x32_sys_mremap:
+ return gdb_sys_mremap;
+
+ case amd64_sys_msync:
+ case amd64_x32_sys_msync:
+ return gdb_sys_msync;
+
+ case amd64_sys_mincore:
+ case amd64_x32_sys_mincore:
+ return gdb_sys_mincore;
+
+ case amd64_sys_madvise:
+ case amd64_x32_sys_madvise:
+ return gdb_sys_madvise;
+
+ case amd64_sys_shmget:
+ case amd64_x32_sys_shmget:
+ return gdb_sys_shmget;
+
+ case amd64_sys_shmat:
+ case amd64_x32_sys_shmat:
+ return gdb_sys_shmat;
+
+ case amd64_sys_shmctl:
+ case amd64_x32_sys_shmctl:
+ return gdb_sys_shmctl;
+
+ case amd64_sys_dup:
+ case amd64_x32_sys_dup:
+ return gdb_sys_dup;
+
+ case amd64_sys_dup2:
+ case amd64_x32_sys_dup2:
+ return gdb_sys_dup2;
+
+ case amd64_sys_pause:
+ case amd64_x32_sys_pause:
+ return gdb_sys_pause;
+
+ case amd64_sys_nanosleep:
+ case amd64_x32_sys_nanosleep:
+ return gdb_sys_nanosleep;
+
+ case amd64_sys_getitimer:
+ case amd64_x32_sys_getitimer:
+ return gdb_sys_getitimer;
+
+ case amd64_sys_alarm:
+ case amd64_x32_sys_alarm:
+ return gdb_sys_alarm;
+
+ case amd64_sys_setitimer:
+ case amd64_x32_sys_setitimer:
+ return gdb_sys_setitimer;
+
+ case amd64_sys_getpid:
+ case amd64_x32_sys_getpid:
+ return gdb_sys_getpid;
+
+ case amd64_sys_sendfile64:
+ case amd64_x32_sys_sendfile64:
+ return gdb_sys_sendfile64;
+
+ case amd64_sys_socket:
+ case amd64_x32_sys_socket:
+ return gdb_sys_socket;
+
+ case amd64_sys_connect:
+ case amd64_x32_sys_connect:
+ return gdb_sys_connect;
+
+ case amd64_sys_accept:
+ case amd64_x32_sys_accept:
+ return gdb_sys_accept;
+
+ case amd64_sys_sendto:
+ case amd64_x32_sys_sendto:
+ return gdb_sys_sendto;
+
+ case amd64_sys_recvfrom:
+ case amd64_x32_sys_recvfrom:
+ return gdb_sys_recvfrom;
+
+ case amd64_sys_sendmsg:
+ case amd64_x32_sys_sendmsg:
+ return gdb_sys_sendmsg;
+
+ case amd64_sys_recvmsg:
+ case amd64_x32_sys_recvmsg:
+ return gdb_sys_recvmsg;
+
+ case amd64_sys_shutdown:
+ case amd64_x32_sys_shutdown:
+ return gdb_sys_shutdown;
+
+ case amd64_sys_bind:
+ case amd64_x32_sys_bind:
+ return gdb_sys_bind;
+
+ case amd64_sys_listen:
+ case amd64_x32_sys_listen:
+ return gdb_sys_listen;
+
+ case amd64_sys_getsockname:
+ case amd64_x32_sys_getsockname:
+ return gdb_sys_getsockname;
+
+ case amd64_sys_getpeername:
+ case amd64_x32_sys_getpeername:
+ return gdb_sys_getpeername;
+
+ case amd64_sys_socketpair:
+ case amd64_x32_sys_socketpair:
+ return gdb_sys_socketpair;
+
+ case amd64_sys_setsockopt:
+ case amd64_x32_sys_setsockopt:
+ return gdb_sys_setsockopt;
+
+ case amd64_sys_getsockopt:
+ case amd64_x32_sys_getsockopt:
+ return gdb_sys_getsockopt;
+
+ case amd64_sys_clone:
+ case amd64_x32_sys_clone:
+ return gdb_sys_clone;
+
+ case amd64_sys_fork:
+ case amd64_x32_sys_fork:
+ return gdb_sys_fork;
+
+ case amd64_sys_vfork:
+ case amd64_x32_sys_vfork:
+ return gdb_sys_vfork;
+
+ case amd64_sys_execve:
+ case amd64_x32_sys_execve:
+ return gdb_sys_execve;
+
+ case amd64_sys_exit:
+ case amd64_x32_sys_exit:
+ return gdb_sys_exit;
+
+ case amd64_sys_wait4:
+ case amd64_x32_sys_wait4:
+ return gdb_sys_wait4;
+
+ case amd64_sys_kill:
+ case amd64_x32_sys_kill:
+ return gdb_sys_kill;
+
+ case amd64_sys_uname:
+ case amd64_x32_sys_uname:
+ return gdb_sys_uname;
+
+ case amd64_sys_semget:
+ case amd64_x32_sys_semget:
+ return gdb_sys_semget;
+
+ case amd64_sys_semop:
+ case amd64_x32_sys_semop:
+ return gdb_sys_semop;
+
+ case amd64_sys_semctl:
+ case amd64_x32_sys_semctl:
+ return gdb_sys_semctl;
+
+ case amd64_sys_shmdt:
+ case amd64_x32_sys_shmdt:
+ return gdb_sys_shmdt;
+
+ case amd64_sys_msgget:
+ case amd64_x32_sys_msgget:
+ return gdb_sys_msgget;
+
+ case amd64_sys_msgsnd:
+ case amd64_x32_sys_msgsnd:
+ return gdb_sys_msgsnd;
+
+ case amd64_sys_msgrcv:
+ case amd64_x32_sys_msgrcv:
+ return gdb_sys_msgrcv;
+
+ case amd64_sys_msgctl:
+ case amd64_x32_sys_msgctl:
+ return gdb_sys_msgctl;
+
+ case amd64_sys_fcntl:
+ case amd64_x32_sys_fcntl:
+ return gdb_sys_fcntl;
+
+ case amd64_sys_flock:
+ case amd64_x32_sys_flock:
+ return gdb_sys_flock;
+
+ case amd64_sys_fsync:
+ case amd64_x32_sys_fsync:
+ return gdb_sys_fsync;
+
+ case amd64_sys_fdatasync:
+ case amd64_x32_sys_fdatasync:
+ return gdb_sys_fdatasync;
+
+ case amd64_sys_truncate:
+ case amd64_x32_sys_truncate:
+ return gdb_sys_truncate;
+
+ case amd64_sys_ftruncate:
+ case amd64_x32_sys_ftruncate:
+ return gdb_sys_ftruncate;
+
+ case amd64_sys_getdents:
+ case amd64_x32_sys_getdents:
+ return gdb_sys_getdents;
+
+ case amd64_sys_getcwd:
+ case amd64_x32_sys_getcwd:
+ return gdb_sys_getcwd;
+
+ case amd64_sys_chdir:
+ case amd64_x32_sys_chdir:
+ return gdb_sys_chdir;
+
+ case amd64_sys_fchdir:
+ case amd64_x32_sys_fchdir:
+ return gdb_sys_fchdir;
+
+ case amd64_sys_rename:
+ case amd64_x32_sys_rename:
+ return gdb_sys_rename;
+
+ case amd64_sys_mkdir:
+ case amd64_x32_sys_mkdir:
+ return gdb_sys_mkdir;
+
+ case amd64_sys_rmdir:
+ case amd64_x32_sys_rmdir:
+ return gdb_sys_rmdir;
+
+ case amd64_sys_creat:
+ case amd64_x32_sys_creat:
+ return gdb_sys_creat;
+
+ case amd64_sys_link:
+ case amd64_x32_sys_link:
+ return gdb_sys_link;
+
+ case amd64_sys_unlink:
+ case amd64_x32_sys_unlink:
+ return gdb_sys_unlink;
+
+ case amd64_sys_symlink:
+ case amd64_x32_sys_symlink:
+ return gdb_sys_symlink;
+
+ case amd64_sys_readlink:
+ case amd64_x32_sys_readlink:
+ return gdb_sys_readlink;
+
+ case amd64_sys_chmod:
+ case amd64_x32_sys_chmod:
+ return gdb_sys_chmod;
+
+ case amd64_sys_fchmod:
+ case amd64_x32_sys_fchmod:
+ return gdb_sys_fchmod;
+
+ case amd64_sys_chown:
+ case amd64_x32_sys_chown:
+ return gdb_sys_chown;
+
+ case amd64_sys_fchown:
+ case amd64_x32_sys_fchown:
+ return gdb_sys_fchown;
+
+ case amd64_sys_lchown:
+ case amd64_x32_sys_lchown:
+ return gdb_sys_lchown;
+
+ case amd64_sys_umask:
+ case amd64_x32_sys_umask:
+ return gdb_sys_umask;
+
+ case amd64_sys_gettimeofday:
+ case amd64_x32_sys_gettimeofday:
+ return gdb_sys_gettimeofday;
+
+ case amd64_sys_getrlimit:
+ case amd64_x32_sys_getrlimit:
+ return gdb_sys_getrlimit;
+
+ case amd64_sys_getrusage:
+ case amd64_x32_sys_getrusage:
+ return gdb_sys_getrusage;
+
+ case amd64_sys_sysinfo:
+ case amd64_x32_sys_sysinfo:
+ return gdb_sys_sysinfo;
+
+ case amd64_sys_times:
+ case amd64_x32_sys_times:
+ return gdb_sys_times;
+
+ case amd64_sys_ptrace:
+ case amd64_x32_sys_ptrace:
+ return gdb_sys_ptrace;
+
+ case amd64_sys_getuid:
+ case amd64_x32_sys_getuid:
+ return gdb_sys_getuid;
+
+ case amd64_sys_syslog:
+ case amd64_x32_sys_syslog:
+ return gdb_sys_syslog;
+
+ case amd64_sys_getgid:
+ case amd64_x32_sys_getgid:
+ return gdb_sys_getgid;
+
+ case amd64_sys_setuid:
+ case amd64_x32_sys_setuid:
+ return gdb_sys_setuid;
+
+ case amd64_sys_setgid:
+ case amd64_x32_sys_setgid:
+ return gdb_sys_setgid;
+
+ case amd64_sys_geteuid:
+ case amd64_x32_sys_geteuid:
+ return gdb_sys_geteuid;
+
+ case amd64_sys_getegid:
+ case amd64_x32_sys_getegid:
+ return gdb_sys_getegid;
+
+ case amd64_sys_setpgid:
+ case amd64_x32_sys_setpgid:
+ return gdb_sys_setpgid;
+
+ case amd64_sys_getppid:
+ case amd64_x32_sys_getppid:
+ return gdb_sys_getppid;
+
+ case amd64_sys_getpgrp:
+ case amd64_x32_sys_getpgrp:
+ return gdb_sys_getpgrp;
+
+ case amd64_sys_setsid:
+ case amd64_x32_sys_setsid:
+ return gdb_sys_setsid;
+
+ case amd64_sys_setreuid:
+ case amd64_x32_sys_setreuid:
+ return gdb_sys_setreuid;
+
+ case amd64_sys_setregid:
+ case amd64_x32_sys_setregid:
+ return gdb_sys_setregid;
+
+ case amd64_sys_getgroups:
+ case amd64_x32_sys_getgroups:
+ return gdb_sys_getgroups;
+
+ case amd64_sys_setgroups:
+ case amd64_x32_sys_setgroups:
+ return gdb_sys_setgroups;
+
+ case amd64_sys_setresuid:
+ case amd64_x32_sys_setresuid:
+ return gdb_sys_setresuid;
+
+ case amd64_sys_getresuid:
+ case amd64_x32_sys_getresuid:
+ return gdb_sys_getresuid;
+
+ case amd64_sys_setresgid:
+ case amd64_x32_sys_setresgid:
+ return gdb_sys_setresgid;
+
+ case amd64_sys_getresgid:
+ case amd64_x32_sys_getresgid:
+ return gdb_sys_getresgid;
+
+ case amd64_sys_getpgid:
+ case amd64_x32_sys_getpgid:
+ return gdb_sys_getpgid;
+
+ case amd64_sys_setfsuid:
+ case amd64_x32_sys_setfsuid:
+ return gdb_sys_setfsuid;
+
+ case amd64_sys_setfsgid:
+ case amd64_x32_sys_setfsgid:
+ return gdb_sys_setfsgid;
+
+ case amd64_sys_getsid:
+ case amd64_x32_sys_getsid:
+ return gdb_sys_getsid;
+
+ case amd64_sys_capget:
+ case amd64_x32_sys_capget:
+ return gdb_sys_capget;
+
+ case amd64_sys_capset:
+ case amd64_x32_sys_capset:
+ return gdb_sys_capset;
+
+ case amd64_sys_rt_sigpending:
+ case amd64_x32_sys_rt_sigpending:
+ return gdb_sys_rt_sigpending;
+
+ case amd64_sys_rt_sigtimedwait:
+ case amd64_x32_sys_rt_sigtimedwait:
+ return gdb_sys_rt_sigtimedwait;
+
+ case amd64_sys_rt_sigqueueinfo:
+ case amd64_x32_sys_rt_sigqueueinfo:
+ return gdb_sys_rt_sigqueueinfo;
+
+ case amd64_sys_rt_sigsuspend:
+ case amd64_x32_sys_rt_sigsuspend:
+ return gdb_sys_rt_sigsuspend;
+
+ case amd64_sys_sigaltstack:
+ case amd64_x32_sys_sigaltstack:
+ return gdb_sys_sigaltstack;
+
+ case amd64_sys_utime:
+ case amd64_x32_sys_utime:
+ return gdb_sys_utime;
+
+ case amd64_sys_mknod:
+ case amd64_x32_sys_mknod:
+ return gdb_sys_mknod;
+
+ case amd64_sys_personality:
+ case amd64_x32_sys_personality:
+ return gdb_sys_personality;
+
+ case amd64_sys_ustat:
+ case amd64_x32_sys_ustat:
+ return gdb_sys_ustat;
+
+ case amd64_sys_statfs:
+ case amd64_x32_sys_statfs:
+ return gdb_sys_statfs;
+
+ case amd64_sys_fstatfs:
+ case amd64_x32_sys_fstatfs:
+ return gdb_sys_fstatfs;
+
+ case amd64_sys_sysfs:
+ case amd64_x32_sys_sysfs:
+ return gdb_sys_sysfs;
+
+ case amd64_sys_getpriority:
+ case amd64_x32_sys_getpriority:
+ return gdb_sys_getpriority;
+
+ case amd64_sys_setpriority:
+ case amd64_x32_sys_setpriority:
+ return gdb_sys_setpriority;
+
+ case amd64_sys_sched_setparam:
+ case amd64_x32_sys_sched_setparam:
+ return gdb_sys_sched_setparam;
+
+ case amd64_sys_sched_getparam:
+ case amd64_x32_sys_sched_getparam:
+ return gdb_sys_sched_getparam;
+
+ case amd64_sys_sched_setscheduler:
+ case amd64_x32_sys_sched_setscheduler:
+ return gdb_sys_sched_setscheduler;
+
+ case amd64_sys_sched_getscheduler:
+ case amd64_x32_sys_sched_getscheduler:
+ return gdb_sys_sched_getscheduler;
+
+ case amd64_sys_sched_get_priority_max:
+ case amd64_x32_sys_sched_get_priority_max:
+ return gdb_sys_sched_get_priority_max;
+
+ case amd64_sys_sched_get_priority_min:
+ case amd64_x32_sys_sched_get_priority_min:
+ return gdb_sys_sched_get_priority_min;
+
+ case amd64_sys_sched_rr_get_interval:
+ case amd64_x32_sys_sched_rr_get_interval:
+ return gdb_sys_sched_rr_get_interval;
+
+ case amd64_sys_mlock:
+ case amd64_x32_sys_mlock:
+ return gdb_sys_mlock;
+
+ case amd64_sys_munlock:
+ case amd64_x32_sys_munlock:
+ return gdb_sys_munlock;
+
+ case amd64_sys_mlockall:
+ case amd64_x32_sys_mlockall:
+ return gdb_sys_mlockall;
+
+ case amd64_sys_munlockall:
+ case amd64_x32_sys_munlockall:
+ return gdb_sys_munlockall;
+
+ case amd64_sys_vhangup:
+ case amd64_x32_sys_vhangup:
+ return gdb_sys_vhangup;
+
+ case amd64_sys_modify_ldt:
+ case amd64_x32_sys_modify_ldt:
+ return gdb_sys_modify_ldt;
+
+ case amd64_sys_pivot_root:
+ case amd64_x32_sys_pivot_root:
+ return gdb_sys_pivot_root;
+
+ case amd64_sys_sysctl:
+ case amd64_x32_sys_sysctl:
+ return gdb_sys_sysctl;
+
+ case amd64_sys_prctl:
+ case amd64_x32_sys_prctl:
+ return gdb_sys_prctl;
+
+ case amd64_sys_arch_prctl:
+ case amd64_x32_sys_arch_prctl:
+ return gdb_sys_no_syscall; /* Note */
+
+ case amd64_sys_adjtimex:
+ case amd64_x32_sys_adjtimex:
+ return gdb_sys_adjtimex;
+
+ case amd64_sys_setrlimit:
+ case amd64_x32_sys_setrlimit:
+ return gdb_sys_setrlimit;
+
+ case amd64_sys_chroot:
+ case amd64_x32_sys_chroot:
+ return gdb_sys_chroot;
+
+ case amd64_sys_sync:
+ case amd64_x32_sys_sync:
+ return gdb_sys_sync;
+
+ case amd64_sys_acct:
+ case amd64_x32_sys_acct:
+ return gdb_sys_acct;
+
+ case amd64_sys_settimeofday:
+ case amd64_x32_sys_settimeofday:
+ return gdb_sys_settimeofday;
+
+ case amd64_sys_mount:
+ case amd64_x32_sys_mount:
+ return gdb_sys_mount;
+
+ case amd64_sys_umount:
+ case amd64_x32_sys_umount:
+ return gdb_sys_umount;
+
+ case amd64_sys_swapon:
+ case amd64_x32_sys_swapon:
+ return gdb_sys_swapon;
+
+ case amd64_sys_swapoff:
+ case amd64_x32_sys_swapoff:
+ return gdb_sys_swapoff;
+
+ case amd64_sys_reboot:
+ case amd64_x32_sys_reboot:
+ return gdb_sys_reboot;
+
+ case amd64_sys_sethostname:
+ case amd64_x32_sys_sethostname:
+ return gdb_sys_sethostname;
+
+ case amd64_sys_setdomainname:
+ case amd64_x32_sys_setdomainname:
+ return gdb_sys_setdomainname;
+
+ case amd64_sys_iopl:
+ case amd64_x32_sys_iopl:
+ return gdb_sys_iopl;
+
+ case amd64_sys_ioperm:
+ case amd64_x32_sys_ioperm:
+ return gdb_sys_ioperm;
+
+ case amd64_sys_init_module:
+ case amd64_x32_sys_init_module:
+ return gdb_sys_init_module;
+
+ case amd64_sys_delete_module:
+ case amd64_x32_sys_delete_module:
+ return gdb_sys_delete_module;
+
+ case amd64_sys_quotactl:
+ case amd64_x32_sys_quotactl:
+ return gdb_sys_quotactl;
+
+ case amd64_sys_nfsservctl:
+ return gdb_sys_nfsservctl;
+
+ case amd64_sys_gettid:
+ case amd64_x32_sys_gettid:
+ return gdb_sys_gettid;
+
+ case amd64_sys_readahead:
+ case amd64_x32_sys_readahead:
+ return gdb_sys_readahead;
+
+ case amd64_sys_setxattr:
+ case amd64_x32_sys_setxattr:
+ return gdb_sys_setxattr;
+
+ case amd64_sys_lsetxattr:
+ case amd64_x32_sys_lsetxattr:
+ return gdb_sys_lsetxattr;
+
+ case amd64_sys_fsetxattr:
+ case amd64_x32_sys_fsetxattr:
+ return gdb_sys_fsetxattr;
+
+ case amd64_sys_getxattr:
+ case amd64_x32_sys_getxattr:
+ return gdb_sys_getxattr;
+
+ case amd64_sys_lgetxattr:
+ case amd64_x32_sys_lgetxattr:
+ return gdb_sys_lgetxattr;
+
+ case amd64_sys_fgetxattr:
+ case amd64_x32_sys_fgetxattr:
+ return gdb_sys_fgetxattr;
+
+ case amd64_sys_listxattr:
+ case amd64_x32_sys_listxattr:
+ return gdb_sys_listxattr;
+
+ case amd64_sys_llistxattr:
+ case amd64_x32_sys_llistxattr:
+ return gdb_sys_llistxattr;
+
+ case amd64_sys_flistxattr:
+ case amd64_x32_sys_flistxattr:
+ return gdb_sys_flistxattr;
+
+ case amd64_sys_removexattr:
+ case amd64_x32_sys_removexattr:
+ return gdb_sys_removexattr;
+
+ case amd64_sys_lremovexattr:
+ case amd64_x32_sys_lremovexattr:
+ return gdb_sys_lremovexattr;
+
+ case amd64_sys_fremovexattr:
+ case amd64_x32_sys_fremovexattr:
+ return gdb_sys_fremovexattr;
+
+ case amd64_sys_tkill:
+ case amd64_x32_sys_tkill:
+ return gdb_sys_tkill;
+
+ case amd64_sys_time:
+ case amd64_x32_sys_time:
+ return gdb_sys_time;
+
+ case amd64_sys_futex:
+ case amd64_x32_sys_futex:
+ return gdb_sys_futex;
+
+ case amd64_sys_sched_setaffinity:
+ case amd64_x32_sys_sched_setaffinity:
+ return gdb_sys_sched_setaffinity;
+
+ case amd64_sys_sched_getaffinity:
+ case amd64_x32_sys_sched_getaffinity:
+ return gdb_sys_sched_getaffinity;
+
+ case amd64_sys_io_setup:
+ case amd64_x32_sys_io_setup:
+ return gdb_sys_io_setup;
+
+ case amd64_sys_io_destroy:
+ case amd64_x32_sys_io_destroy:
+ return gdb_sys_io_destroy;
+
+ case amd64_sys_io_getevents:
+ case amd64_x32_sys_io_getevents:
+ return gdb_sys_io_getevents;
+
+ case amd64_sys_io_submit:
+ case amd64_x32_sys_io_submit:
+ return gdb_sys_io_submit;
+
+ case amd64_sys_io_cancel:
+ case amd64_x32_sys_io_cancel:
+ return gdb_sys_io_cancel;
+
+ case amd64_sys_lookup_dcookie:
+ case amd64_x32_sys_lookup_dcookie:
+ return gdb_sys_lookup_dcookie;
+
+ case amd64_sys_epoll_create:
+ case amd64_x32_sys_epoll_create:
+ return gdb_sys_epoll_create;
+
+ case amd64_sys_remap_file_pages:
+ case amd64_x32_sys_remap_file_pages:
+ return gdb_sys_remap_file_pages;
+
+ case amd64_sys_getdents64:
+ case amd64_x32_sys_getdents64:
+ return gdb_sys_getdents64;
+
+ case amd64_sys_set_tid_address:
+ case amd64_x32_sys_set_tid_address:
+ return gdb_sys_set_tid_address;
+
+ case amd64_sys_restart_syscall:
+ case amd64_x32_sys_restart_syscall:
+ return gdb_sys_restart_syscall;
+
+ case amd64_sys_semtimedop:
+ case amd64_x32_sys_semtimedop:
+ return gdb_sys_semtimedop;
+
+ case amd64_sys_fadvise64:
+ case amd64_x32_sys_fadvise64:
+ return gdb_sys_fadvise64;
+
+ case amd64_sys_timer_create:
+ case amd64_x32_sys_timer_create:
+ return gdb_sys_timer_create;
+
+ case amd64_sys_timer_settime:
+ case amd64_x32_sys_timer_settime:
+ return gdb_sys_timer_settime;
+
+ case amd64_sys_timer_gettime:
+ case amd64_x32_sys_timer_gettime:
+ return gdb_sys_timer_gettime;
+
+ case amd64_sys_timer_getoverrun:
+ case amd64_x32_sys_timer_getoverrun:
+ return gdb_sys_timer_getoverrun;
+
+ case amd64_sys_timer_delete:
+ case amd64_x32_sys_timer_delete:
+ return gdb_sys_timer_delete;
+
+ case amd64_sys_clock_settime:
+ case amd64_x32_sys_clock_settime:
+ return gdb_sys_clock_settime;
+
+ case amd64_sys_clock_gettime:
+ case amd64_x32_sys_clock_gettime:
+ return gdb_sys_clock_gettime;
+
+ case amd64_sys_clock_getres:
+ case amd64_x32_sys_clock_getres:
+ return gdb_sys_clock_getres;
+
+ case amd64_sys_clock_nanosleep:
+ case amd64_x32_sys_clock_nanosleep:
+ return gdb_sys_clock_nanosleep;
+
+ case amd64_sys_exit_group:
+ case amd64_x32_sys_exit_group:
+ return gdb_sys_exit_group;
+
+ case amd64_sys_epoll_wait:
+ case amd64_x32_sys_epoll_wait:
+ return gdb_sys_epoll_wait;
+
+ case amd64_sys_epoll_ctl:
+ case amd64_x32_sys_epoll_ctl:
+ return gdb_sys_epoll_ctl;
+
+ case amd64_sys_tgkill:
+ case amd64_x32_sys_tgkill:
+ return gdb_sys_tgkill;
+
+ case amd64_sys_utimes:
+ case amd64_x32_sys_utimes:
+ return gdb_sys_utimes;
+
+ case amd64_sys_mbind:
+ case amd64_x32_sys_mbind:
+ return gdb_sys_mbind;
+
+ case amd64_sys_set_mempolicy:
+ case amd64_x32_sys_set_mempolicy:
+ return gdb_sys_set_mempolicy;
+
+ case amd64_sys_get_mempolicy:
+ case amd64_x32_sys_get_mempolicy:
+ return gdb_sys_get_mempolicy;
+
+ case amd64_sys_mq_open:
+ case amd64_x32_sys_mq_open:
+ return gdb_sys_mq_open;
+
+ case amd64_sys_mq_unlink:
+ case amd64_x32_sys_mq_unlink:
+ return gdb_sys_mq_unlink;
+
+ case amd64_sys_mq_timedsend:
+ case amd64_x32_sys_mq_timedsend:
+ return gdb_sys_mq_timedsend;
+
+ case amd64_sys_mq_timedreceive:
+ case amd64_x32_sys_mq_timedreceive:
+ return gdb_sys_mq_timedreceive;
+
+ case amd64_sys_mq_notify:
+ case amd64_x32_sys_mq_notify:
+ return gdb_sys_mq_notify;
+
+ case amd64_sys_mq_getsetattr:
+ case amd64_x32_sys_mq_getsetattr:
+ return gdb_sys_mq_getsetattr;
+
+ case amd64_sys_kexec_load:
+ case amd64_x32_sys_kexec_load:
+ return gdb_sys_kexec_load;
+
+ case amd64_sys_waitid:
+ case amd64_x32_sys_waitid:
+ return gdb_sys_waitid;
+
+ case amd64_sys_add_key:
+ case amd64_x32_sys_add_key:
+ return gdb_sys_add_key;
+
+ case amd64_sys_request_key:
+ case amd64_x32_sys_request_key:
+ return gdb_sys_request_key;
+
+ case amd64_sys_keyctl:
+ case amd64_x32_sys_keyctl:
+ return gdb_sys_keyctl;
+
+ case amd64_sys_ioprio_set:
+ case amd64_x32_sys_ioprio_set:
+ return gdb_sys_ioprio_set;
+
+ case amd64_sys_ioprio_get:
+ case amd64_x32_sys_ioprio_get:
+ return gdb_sys_ioprio_get;
+
+ case amd64_sys_inotify_init:
+ case amd64_x32_sys_inotify_init:
+ return gdb_sys_inotify_init;
+
+ case amd64_sys_inotify_add_watch:
+ case amd64_x32_sys_inotify_add_watch:
+ return gdb_sys_inotify_add_watch;
+
+ case amd64_sys_inotify_rm_watch:
+ case amd64_x32_sys_inotify_rm_watch:
+ return gdb_sys_inotify_rm_watch;
+
+ case amd64_sys_migrate_pages:
+ case amd64_x32_sys_migrate_pages:
+ return gdb_sys_migrate_pages;
+
+ case amd64_sys_openat:
+ case amd64_x32_sys_openat:
+ return gdb_sys_openat;
+
+ case amd64_sys_mkdirat:
+ case amd64_x32_sys_mkdirat:
+ return gdb_sys_mkdirat;
+
+ case amd64_sys_mknodat:
+ case amd64_x32_sys_mknodat:
+ return gdb_sys_mknodat;
+
+ case amd64_sys_fchownat:
+ case amd64_x32_sys_fchownat:
+ return gdb_sys_fchownat;
+
+ case amd64_sys_futimesat:
+ case amd64_x32_sys_futimesat:
+ return gdb_sys_futimesat;
+
+ case amd64_sys_newfstatat:
+ case amd64_x32_sys_newfstatat:
+ return gdb_sys_newfstatat;
+
+ case amd64_sys_unlinkat:
+ case amd64_x32_sys_unlinkat:
+ return gdb_sys_unlinkat;
+
+ case amd64_sys_renameat:
+ case amd64_x32_sys_renameat:
+ return gdb_sys_renameat;
+
+ case amd64_sys_linkat:
+ case amd64_x32_sys_linkat:
+ return gdb_sys_linkat;
+
+ case amd64_sys_symlinkat:
+ case amd64_x32_sys_symlinkat:
+ return gdb_sys_symlinkat;
+
+ case amd64_sys_readlinkat:
+ case amd64_x32_sys_readlinkat:
+ return gdb_sys_readlinkat;
+
+ case amd64_sys_fchmodat:
+ case amd64_x32_sys_fchmodat:
+ return gdb_sys_fchmodat;
+
+ case amd64_sys_faccessat:
+ case amd64_x32_sys_faccessat:
+ return gdb_sys_faccessat;
+
+ case amd64_sys_pselect6:
+ case amd64_x32_sys_pselect6:
+ return gdb_sys_pselect6;
+
+ case amd64_sys_ppoll:
+ case amd64_x32_sys_ppoll:
+ return gdb_sys_ppoll;
+
+ case amd64_sys_unshare:
+ case amd64_x32_sys_unshare:
+ return gdb_sys_unshare;
+
+ case amd64_sys_set_robust_list:
+ case amd64_x32_sys_set_robust_list:
+ return gdb_sys_set_robust_list;
+
+ case amd64_sys_get_robust_list:
+ case amd64_x32_sys_get_robust_list:
+ return gdb_sys_get_robust_list;
+
+ case amd64_sys_splice:
+ case amd64_x32_sys_splice:
+ return gdb_sys_splice;
+
+ case amd64_sys_tee:
+ case amd64_x32_sys_tee:
+ return gdb_sys_tee;
+
+ case amd64_sys_sync_file_range:
+ case amd64_x32_sys_sync_file_range:
+ return gdb_sys_sync_file_range;
+
+ case amd64_sys_vmsplice:
+ case amd64_x32_sys_vmsplice:
+ return gdb_sys_vmsplice;
+
+ case amd64_sys_move_pages:
+ case amd64_x32_sys_move_pages:
+ return gdb_sys_move_pages;
+
+ default:
+ return gdb_sys_no_syscall;
+ }
+
+ DIAGNOSTIC_POP
+}
+
+/* Parse the arguments of current system call instruction and record
+ the values of the registers and memory that will be changed into
+ "record_full_arch_list". This instruction is "syscall".
+
+ Return -1 if something wrong. */
+
+static struct linux_record_tdep amd64_linux_record_tdep;
+static struct linux_record_tdep amd64_x32_linux_record_tdep;
+
+#define RECORD_ARCH_GET_FS 0x1003
+#define RECORD_ARCH_GET_GS 0x1004
+
+static int
+amd64_linux_syscall_record_common (struct regcache *regcache,
+ struct linux_record_tdep *linux_record_tdep_p)
+{
+ int ret;
+ ULONGEST syscall_native;
+ enum gdb_syscall syscall_gdb = gdb_sys_no_syscall;
+
+ regcache_raw_read_unsigned (regcache, AMD64_RAX_REGNUM, &syscall_native);
+
+ switch (syscall_native)
+ {
+ case amd64_sys_rt_sigreturn:
+ case amd64_x32_sys_rt_sigreturn:
+ if (amd64_all_but_ip_registers_record (regcache))
+ return -1;
+ return 0;
+ break;
+
+ case amd64_sys_arch_prctl:
+ case amd64_x32_sys_arch_prctl:
+ {
+ ULONGEST arg3;
+ regcache_raw_read_unsigned (regcache, linux_record_tdep_p->arg3,
+ &arg3);
+ if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
+ {
+ CORE_ADDR addr;
+
+ regcache_raw_read_unsigned (regcache,
+ linux_record_tdep_p->arg2,
+ &addr);
+ if (record_full_arch_list_add_mem
+ (addr, linux_record_tdep_p->size_ulong))
+ return -1;
+ }
+ goto record_regs;
+ }
+ break;
+ }
+
+ syscall_gdb
+ = amd64_canonicalize_syscall ((enum amd64_syscall) syscall_native);
+
+ if (syscall_gdb == gdb_sys_no_syscall)
+ {
+ printf_unfiltered (_("Process record and replay target doesn't "
+ "support syscall number %s\n"),
+ pulongest (syscall_native));
+ return -1;
+ }
+ else
+ {
+ ret = record_linux_system_call (syscall_gdb, regcache,
+ linux_record_tdep_p);
+ if (ret)
+ return ret;
+ }
+
+ record_regs:
+ /* Record the return value of the system call. */
+ if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
+ return -1;
+ if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
+ return -1;
+
+ return 0;
+}
+
+static int
+amd64_linux_syscall_record (struct regcache *regcache)
+{
+ return amd64_linux_syscall_record_common (regcache,
+ &amd64_linux_record_tdep);
+}
+
+static int
+amd64_x32_linux_syscall_record (struct regcache *regcache)
+{
+ return amd64_linux_syscall_record_common (regcache,
+ &amd64_x32_linux_record_tdep);
+}
+
+#define AMD64_LINUX_redzone 128
+#define AMD64_LINUX_xstate 512
+#define AMD64_LINUX_frame_size 560
+
+static int
+amd64_linux_record_signal (struct gdbarch *gdbarch,
+ struct regcache *regcache,
+ enum gdb_signal signal)
+{
+ ULONGEST rsp;
+
+ if (amd64_all_but_ip_registers_record (regcache))
+ return -1;
+
+ if (record_full_arch_list_add_reg (regcache, AMD64_RIP_REGNUM))
+ return -1;
+
+ /* Record the change in the stack. */
+ regcache_raw_read_unsigned (regcache, AMD64_RSP_REGNUM, &rsp);
+ /* redzone
+ sp -= 128; */
+ rsp -= AMD64_LINUX_redzone;
+ /* This is for xstate.
+ sp -= sizeof (struct _fpstate); */
+ rsp -= AMD64_LINUX_xstate;
+ /* This is for frame_size.
+ sp -= sizeof (struct rt_sigframe); */
+ rsp -= AMD64_LINUX_frame_size;
+ if (record_full_arch_list_add_mem (rsp, AMD64_LINUX_redzone
+ + AMD64_LINUX_xstate
+ + AMD64_LINUX_frame_size))
+ return -1;
+
+ if (record_full_arch_list_add_end ())
+ return -1;
+
+ return 0;
+}
+
+const target_desc *
+amd64_linux_read_description (uint64_t xcr0_features_bit, bool is_x32)
+{
+ static target_desc *amd64_linux_tdescs \
+ [2/*AVX*/][2/*MPX*/][2/*AVX512*/][2/*PKRU*/] = {};
+ static target_desc *x32_linux_tdescs[2/*AVX*/][2/*AVX512*/] = {};
+
+ target_desc **tdesc;
+
+ if (is_x32)
+ {
+ tdesc = &x32_linux_tdescs[(xcr0_features_bit & X86_XSTATE_AVX) ? 1 : 0 ]
+ [(xcr0_features_bit & X86_XSTATE_AVX512) ? 1 : 0];
+ }
+ else
+ {
+ tdesc = &amd64_linux_tdescs[(xcr0_features_bit & X86_XSTATE_AVX) ? 1 : 0]
+ [(xcr0_features_bit & X86_XSTATE_MPX) ? 1 : 0]
+ [(xcr0_features_bit & X86_XSTATE_AVX512) ? 1 : 0]
+ [(xcr0_features_bit & X86_XSTATE_PKRU) ? 1 : 0];
+ }
+
+ if (*tdesc == NULL)
+ *tdesc = amd64_create_target_description (xcr0_features_bit, is_x32,
+ true, true);
+
+ return *tdesc;
+}
+
+/* Get Linux/x86 target description from core dump. */
+
+static const struct target_desc *
+amd64_linux_core_read_description (struct gdbarch *gdbarch,
+ struct target_ops *target,
+ bfd *abfd)
+{
+ /* Linux/x86-64. */
+ uint64_t xcr0 = i386_linux_core_read_xcr0 (abfd);
+
+ return amd64_linux_read_description (xcr0 & X86_XSTATE_ALL_MASK,
+ gdbarch_ptr_bit (gdbarch) == 32);
+}
+
+/* Similar to amd64_supply_fpregset, but use XSAVE extended state. */
+
static void
-amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+amd64_linux_supply_xstateregset (const struct regset *regset,
+ struct regcache *regcache, int regnum,
+ const void *xstateregs, size_t len)
+{
+ amd64_supply_xsave (regcache, regnum, xstateregs);
+}
+
+/* Similar to amd64_collect_fpregset, but use XSAVE extended state. */
+
+static void
+amd64_linux_collect_xstateregset (const struct regset *regset,
+ const struct regcache *regcache,
+ int regnum, void *xstateregs, size_t len)
+{
+ amd64_collect_xsave (regcache, regnum, xstateregs, 1);
+}
+
+static const struct regset amd64_linux_xstateregset =
+ {
+ NULL,
+ amd64_linux_supply_xstateregset,
+ amd64_linux_collect_xstateregset
+ };
+
+/* Iterate over core file register note sections. */
+
+static void
+amd64_linux_iterate_over_regset_sections (struct gdbarch *gdbarch,
+ iterate_over_regset_sections_cb *cb,
+ void *cb_data,
+ const struct regcache *regcache)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
- tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
- tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
- tdep->sizeof_gregset = 27 * 8;
+ cb (".reg", 27 * 8, 27 * 8, &i386_gregset, NULL, cb_data);
+ cb (".reg2", 512, 512, &amd64_fpregset, NULL, cb_data);
+ cb (".reg-xstate", X86_XSTATE_SIZE (tdep->xcr0), X86_XSTATE_SIZE (tdep->xcr0),
+ &amd64_linux_xstateregset, "XSAVE extended state", cb_data);
+}
+
+/* The instruction sequences used in x86_64 machines for a
+ disabled is-enabled probe. */
+
+const gdb_byte amd64_dtrace_disabled_probe_sequence_1[] = {
+ /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
+ /* nop */ 0x90,
+ /* nop */ 0x90
+};
+
+const gdb_byte amd64_dtrace_disabled_probe_sequence_2[] = {
+ /* xor %rax, %rax */ 0x48, 0x33, 0xc0,
+ /* ret */ 0xc3,
+ /* nop */ 0x90
+};
+
+/* The instruction sequence used in x86_64 machines for enabling a
+ DTrace is-enabled probe. */
+
+const gdb_byte amd64_dtrace_enable_probe_sequence[] = {
+ /* mov $0x1, %eax */ 0xb8, 0x01, 0x00, 0x00, 0x00
+};
+
+/* The instruction sequence used in x86_64 machines for disabling a
+ DTrace is-enabled probe. */
+
+const gdb_byte amd64_dtrace_disable_probe_sequence[] = {
+ /* xor %rax, %rax; nop; nop */ 0x48, 0x33, 0xC0, 0x90, 0x90
+};
+
+/* Implementation of `gdbarch_dtrace_probe_is_enabled', as defined in
+ gdbarch.h. */
+
+static int
+amd64_dtrace_probe_is_enabled (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+ gdb_byte buf[5];
+
+ /* This function returns 1 if the instructions at ADDR do _not_
+ follow any of the amd64_dtrace_disabled_probe_sequence_*
+ patterns.
+
+ Note that ADDR is offset 3 bytes from the beginning of these
+ sequences. */
+
+ read_code (addr - 3, buf, 5);
+ return (memcmp (buf, amd64_dtrace_disabled_probe_sequence_1, 5) != 0
+ && memcmp (buf, amd64_dtrace_disabled_probe_sequence_2, 5) != 0);
+}
+
+/* Implementation of `gdbarch_dtrace_enable_probe', as defined in
+ gdbarch.h. */
+
+static void
+amd64_dtrace_enable_probe (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+ /* Note also that ADDR is offset 3 bytes from the beginning of
+ amd64_dtrace_enable_probe_sequence. */
+
+ write_memory (addr - 3, amd64_dtrace_enable_probe_sequence, 5);
+}
+
+/* Implementation of `gdbarch_dtrace_disable_probe', as defined in
+ gdbarch.h. */
+
+static void
+amd64_dtrace_disable_probe (struct gdbarch *gdbarch, CORE_ADDR addr)
+{
+ /* Note also that ADDR is offset 3 bytes from the beginning of
+ amd64_dtrace_disable_probe_sequence. */
+
+ write_memory (addr - 3, amd64_dtrace_disable_probe_sequence, 5);
+}
- amd64_init_abi (info, gdbarch);
+/* Implementation of `gdbarch_dtrace_parse_probe_argument', as defined
+ in gdbarch.h. */
+
+static void
+amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
+ struct expr_builder *builder,
+ int narg)
+{
+ struct stoken str;
+
+ /* DTrace probe arguments can be found on the ABI-defined places for
+ regular arguments at the current PC. The probe abstraction
+ currently supports up to 12 arguments for probes. */
+
+ if (narg < 6)
+ {
+ static const int arg_reg_map[6] =
+ {
+ AMD64_RDI_REGNUM, /* Arg 1. */
+ AMD64_RSI_REGNUM, /* Arg 2. */
+ AMD64_RDX_REGNUM, /* Arg 3. */
+ AMD64_RCX_REGNUM, /* Arg 4. */
+ AMD64_R8_REGNUM, /* Arg 5. */
+ AMD64_R9_REGNUM /* Arg 6. */
+ };
+ int regno = arg_reg_map[narg];
+ const char *regname = user_reg_map_regnum_to_name (gdbarch, regno);
+
+ write_exp_elt_opcode (builder, OP_REGISTER);
+ str.ptr = regname;
+ str.length = strlen (regname);
+ write_exp_string (builder, str);
+ write_exp_elt_opcode (builder, OP_REGISTER);
+ }
+ else
+ {
+ /* Additional arguments are passed on the stack. */
+ const char *regname = user_reg_map_regnum_to_name (gdbarch, AMD64_RSP_REGNUM);
+
+ /* Displacement. */
+ write_exp_elt_opcode (builder, OP_LONG);
+ write_exp_elt_type (builder, builtin_type (gdbarch)->builtin_long);
+ write_exp_elt_longcst (builder, narg - 6);
+ write_exp_elt_opcode (builder, OP_LONG);
+
+ /* Register: SP. */
+ write_exp_elt_opcode (builder, OP_REGISTER);
+ str.ptr = regname;
+ str.length = strlen (regname);
+ write_exp_string (builder, str);
+ write_exp_elt_opcode (builder, OP_REGISTER);
+
+ write_exp_elt_opcode (builder, BINOP_ADD);
+
+ /* Cast to long. */
+ write_exp_elt_opcode (builder, UNOP_CAST);
+ write_exp_elt_type (builder,
+ lookup_pointer_type (builtin_type (gdbarch)->builtin_long));
+ write_exp_elt_opcode (builder, UNOP_CAST);
+
+ write_exp_elt_opcode (builder, UNOP_IND);
+ }
+}
+
+static void
+amd64_linux_init_abi_common(struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ linux_init_abi (info, gdbarch);
tdep->sigtramp_p = amd64_linux_sigtramp_p;
tdep->sigcontext_addr = amd64_linux_sigcontext_addr;
tdep->sc_reg_offset = amd64_linux_sc_reg_offset;
tdep->sc_num_regs = ARRAY_SIZE (amd64_linux_sc_reg_offset);
- /* GNU/Linux uses SVR4-style shared libraries. */
- set_solib_svr4_fetch_link_map_offsets
- (gdbarch, svr4_lp64_fetch_link_map_offsets);
+ tdep->xsave_xcr0_offset = I386_LINUX_XSAVE_XCR0_OFFSET;
/* Add the %orig_rax register used for syscall restarting. */
set_gdbarch_write_pc (gdbarch, amd64_linux_write_pc);
- set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
- set_gdbarch_register_name (gdbarch, amd64_linux_register_name);
- set_gdbarch_register_type (gdbarch, amd64_linux_register_type);
- set_gdbarch_register_reggroup_p (gdbarch, amd64_linux_register_reggroup_p);
+
+ tdep->register_reggroup_p = amd64_linux_register_reggroup_p;
+
+ /* Functions for 'catch syscall'. */
+ set_xml_syscall_file_name (gdbarch, XML_SYSCALL_FILENAME_AMD64);
+ set_gdbarch_get_syscall_number (gdbarch,
+ amd64_linux_get_syscall_number);
/* Enable TLS support. */
set_gdbarch_fetch_tls_load_module_address (gdbarch,
svr4_fetch_objfile_link_map);
+
+ /* GNU/Linux uses SVR4-style shared libraries. */
+ set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
+
+ /* GNU/Linux uses the dynamic linker included in the GNU C Library. */
+ set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver);
+
+ /* Iterate over core file register note sections. */
+ set_gdbarch_iterate_over_regset_sections
+ (gdbarch, amd64_linux_iterate_over_regset_sections);
+
+ set_gdbarch_core_read_description (gdbarch,
+ amd64_linux_core_read_description);
+
+ /* Displaced stepping. */
+ set_gdbarch_displaced_step_copy_insn (gdbarch,
+ amd64_displaced_step_copy_insn);
+ set_gdbarch_displaced_step_fixup (gdbarch, amd64_displaced_step_fixup);
+ set_gdbarch_displaced_step_location (gdbarch,
+ linux_displaced_step_location);
+
+ set_gdbarch_process_record (gdbarch, i386_process_record);
+ set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal);
+
+ set_gdbarch_get_siginfo_type (gdbarch, x86_linux_get_siginfo_type);
+ set_gdbarch_handle_segmentation_fault (gdbarch,
+ i386_linux_handle_segmentation_fault);
}
-\f
-/* Provide a prototype to silence -Wmissing-prototypes. */
-extern void _initialize_amd64_linux_tdep (void);
+static void
+amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ struct tdesc_arch_data *tdesc_data = info.tdesc_data;
+ const struct tdesc_feature *feature;
+ int valid_p;
+
+ gdb_assert (tdesc_data);
+
+ tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
+ tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
+ tdep->sizeof_gregset = 27 * 8;
+
+ amd64_init_abi (info, gdbarch,
+ amd64_linux_read_description (X86_XSTATE_SSE_MASK, false));
+
+ const target_desc *tdesc = tdep->tdesc;
+
+ /* Reserve a number for orig_rax. */
+ set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
+
+ feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
+ if (feature == NULL)
+ return;
+
+ valid_p = tdesc_numbered_register (feature, tdesc_data,
+ AMD64_LINUX_ORIG_RAX_REGNUM,
+ "orig_rax");
+ if (!valid_p)
+ return;
+
+ amd64_linux_init_abi_common (info, gdbarch);
+
+ /* Initialize the amd64_linux_record_tdep. */
+ /* These values are the size of the type that will be used in a system
+ call. They are obtained from Linux Kernel source. */
+ amd64_linux_record_tdep.size_pointer
+ = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_linux_record_tdep.size__old_kernel_stat = 32;
+ amd64_linux_record_tdep.size_tms = 32;
+ amd64_linux_record_tdep.size_loff_t = 8;
+ amd64_linux_record_tdep.size_flock = 32;
+ amd64_linux_record_tdep.size_oldold_utsname = 45;
+ amd64_linux_record_tdep.size_ustat = 32;
+ /* ADM64 doesn't need this size because it doesn't have sys_sigaction
+ but sys_rt_sigaction. */
+ amd64_linux_record_tdep.size_old_sigaction = 32;
+ /* ADM64 doesn't need this size because it doesn't have sys_sigpending
+ but sys_rt_sigpending. */
+ amd64_linux_record_tdep.size_old_sigset_t = 8;
+ amd64_linux_record_tdep.size_rlimit = 16;
+ amd64_linux_record_tdep.size_rusage = 144;
+ amd64_linux_record_tdep.size_timeval = 16;
+ amd64_linux_record_tdep.size_timezone = 8;
+ /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
+ but sys_getgroups. */
+ amd64_linux_record_tdep.size_old_gid_t = 2;
+ /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
+ but sys_getresuid. */
+ amd64_linux_record_tdep.size_old_uid_t = 2;
+ amd64_linux_record_tdep.size_fd_set = 128;
+ /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
+ amd64_linux_record_tdep.size_old_dirent = 280;
+ amd64_linux_record_tdep.size_statfs = 120;
+ amd64_linux_record_tdep.size_statfs64 = 120;
+ amd64_linux_record_tdep.size_sockaddr = 16;
+ amd64_linux_record_tdep.size_int
+ = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_linux_record_tdep.size_long
+ = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_linux_record_tdep.size_ulong
+ = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_linux_record_tdep.size_msghdr = 56;
+ amd64_linux_record_tdep.size_itimerval = 32;
+ amd64_linux_record_tdep.size_stat = 144;
+ amd64_linux_record_tdep.size_old_utsname = 325;
+ amd64_linux_record_tdep.size_sysinfo = 112;
+ amd64_linux_record_tdep.size_msqid_ds = 120;
+ amd64_linux_record_tdep.size_shmid_ds = 112;
+ amd64_linux_record_tdep.size_new_utsname = 390;
+ amd64_linux_record_tdep.size_timex = 208;
+ amd64_linux_record_tdep.size_mem_dqinfo = 24;
+ amd64_linux_record_tdep.size_if_dqblk = 72;
+ amd64_linux_record_tdep.size_fs_quota_stat = 80;
+ amd64_linux_record_tdep.size_timespec = 16;
+ amd64_linux_record_tdep.size_pollfd = 8;
+ amd64_linux_record_tdep.size_NFS_FHSIZE = 32;
+ amd64_linux_record_tdep.size_knfsd_fh = 132;
+ amd64_linux_record_tdep.size_TASK_COMM_LEN = 16;
+ amd64_linux_record_tdep.size_sigaction = 32;
+ amd64_linux_record_tdep.size_sigset_t = 8;
+ amd64_linux_record_tdep.size_siginfo_t = 128;
+ amd64_linux_record_tdep.size_cap_user_data_t = 8;
+ amd64_linux_record_tdep.size_stack_t = 24;
+ amd64_linux_record_tdep.size_off_t = 8;
+ amd64_linux_record_tdep.size_stat64 = 144;
+ amd64_linux_record_tdep.size_gid_t = 4;
+ amd64_linux_record_tdep.size_uid_t = 4;
+ amd64_linux_record_tdep.size_PAGE_SIZE = 4096;
+ amd64_linux_record_tdep.size_flock64 = 32;
+ amd64_linux_record_tdep.size_user_desc = 16;
+ amd64_linux_record_tdep.size_io_event = 32;
+ amd64_linux_record_tdep.size_iocb = 64;
+ amd64_linux_record_tdep.size_epoll_event = 12;
+ amd64_linux_record_tdep.size_itimerspec = 32;
+ amd64_linux_record_tdep.size_mq_attr = 64;
+ amd64_linux_record_tdep.size_termios = 36;
+ amd64_linux_record_tdep.size_termios2 = 44;
+ amd64_linux_record_tdep.size_pid_t = 4;
+ amd64_linux_record_tdep.size_winsize = 8;
+ amd64_linux_record_tdep.size_serial_struct = 72;
+ amd64_linux_record_tdep.size_serial_icounter_struct = 80;
+ amd64_linux_record_tdep.size_hayes_esp_config = 12;
+ amd64_linux_record_tdep.size_size_t = 8;
+ amd64_linux_record_tdep.size_iovec = 16;
+ amd64_linux_record_tdep.size_time_t = 8;
+
+ /* These values are the second argument of system call "sys_fcntl"
+ and "sys_fcntl64". They are obtained from Linux Kernel source. */
+ amd64_linux_record_tdep.fcntl_F_GETLK = 5;
+ amd64_linux_record_tdep.fcntl_F_GETLK64 = 12;
+ amd64_linux_record_tdep.fcntl_F_SETLK64 = 13;
+ amd64_linux_record_tdep.fcntl_F_SETLKW64 = 14;
+
+ amd64_linux_record_tdep.arg1 = AMD64_RDI_REGNUM;
+ amd64_linux_record_tdep.arg2 = AMD64_RSI_REGNUM;
+ amd64_linux_record_tdep.arg3 = AMD64_RDX_REGNUM;
+ amd64_linux_record_tdep.arg4 = AMD64_R10_REGNUM;
+ amd64_linux_record_tdep.arg5 = AMD64_R8_REGNUM;
+ amd64_linux_record_tdep.arg6 = AMD64_R9_REGNUM;
+
+ /* These values are the second argument of system call "sys_ioctl".
+ They are obtained from Linux Kernel source. */
+ amd64_linux_record_tdep.ioctl_TCGETS = 0x5401;
+ amd64_linux_record_tdep.ioctl_TCSETS = 0x5402;
+ amd64_linux_record_tdep.ioctl_TCSETSW = 0x5403;
+ amd64_linux_record_tdep.ioctl_TCSETSF = 0x5404;
+ amd64_linux_record_tdep.ioctl_TCGETA = 0x5405;
+ amd64_linux_record_tdep.ioctl_TCSETA = 0x5406;
+ amd64_linux_record_tdep.ioctl_TCSETAW = 0x5407;
+ amd64_linux_record_tdep.ioctl_TCSETAF = 0x5408;
+ amd64_linux_record_tdep.ioctl_TCSBRK = 0x5409;
+ amd64_linux_record_tdep.ioctl_TCXONC = 0x540A;
+ amd64_linux_record_tdep.ioctl_TCFLSH = 0x540B;
+ amd64_linux_record_tdep.ioctl_TIOCEXCL = 0x540C;
+ amd64_linux_record_tdep.ioctl_TIOCNXCL = 0x540D;
+ amd64_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E;
+ amd64_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F;
+ amd64_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410;
+ amd64_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411;
+ amd64_linux_record_tdep.ioctl_TIOCSTI = 0x5412;
+ amd64_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413;
+ amd64_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414;
+ amd64_linux_record_tdep.ioctl_TIOCMGET = 0x5415;
+ amd64_linux_record_tdep.ioctl_TIOCMBIS = 0x5416;
+ amd64_linux_record_tdep.ioctl_TIOCMBIC = 0x5417;
+ amd64_linux_record_tdep.ioctl_TIOCMSET = 0x5418;
+ amd64_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419;
+ amd64_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A;
+ amd64_linux_record_tdep.ioctl_FIONREAD = 0x541B;
+ amd64_linux_record_tdep.ioctl_TIOCINQ
+ = amd64_linux_record_tdep.ioctl_FIONREAD;
+ amd64_linux_record_tdep.ioctl_TIOCLINUX = 0x541C;
+ amd64_linux_record_tdep.ioctl_TIOCCONS = 0x541D;
+ amd64_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E;
+ amd64_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F;
+ amd64_linux_record_tdep.ioctl_TIOCPKT = 0x5420;
+ amd64_linux_record_tdep.ioctl_FIONBIO = 0x5421;
+ amd64_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422;
+ amd64_linux_record_tdep.ioctl_TIOCSETD = 0x5423;
+ amd64_linux_record_tdep.ioctl_TIOCGETD = 0x5424;
+ amd64_linux_record_tdep.ioctl_TCSBRKP = 0x5425;
+ amd64_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426;
+ amd64_linux_record_tdep.ioctl_TIOCSBRK = 0x5427;
+ amd64_linux_record_tdep.ioctl_TIOCCBRK = 0x5428;
+ amd64_linux_record_tdep.ioctl_TIOCGSID = 0x5429;
+ amd64_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a;
+ amd64_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b;
+ amd64_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c;
+ amd64_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d;
+ amd64_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430;
+ amd64_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431;
+ amd64_linux_record_tdep.ioctl_FIONCLEX = 0x5450;
+ amd64_linux_record_tdep.ioctl_FIOCLEX = 0x5451;
+ amd64_linux_record_tdep.ioctl_FIOASYNC = 0x5452;
+ amd64_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453;
+ amd64_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454;
+ amd64_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455;
+ amd64_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456;
+ amd64_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457;
+ amd64_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458;
+ amd64_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459;
+ amd64_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A;
+ amd64_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B;
+ amd64_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C;
+ amd64_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D;
+ amd64_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E;
+ amd64_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F;
+ amd64_linux_record_tdep.ioctl_FIOQSIZE = 0x5460;
+
+ tdep->i386_syscall_record = amd64_linux_syscall_record;
+
+ /* GNU/Linux uses SVR4-style shared libraries. */
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_lp64_fetch_link_map_offsets);
+
+ /* Register DTrace handlers. */
+ set_gdbarch_dtrace_parse_probe_argument (gdbarch, amd64_dtrace_parse_probe_argument);
+ set_gdbarch_dtrace_probe_is_enabled (gdbarch, amd64_dtrace_probe_is_enabled);
+ set_gdbarch_dtrace_enable_probe (gdbarch, amd64_dtrace_enable_probe);
+ set_gdbarch_dtrace_disable_probe (gdbarch, amd64_dtrace_disable_probe);
+}
+
+static void
+amd64_x32_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ struct tdesc_arch_data *tdesc_data = info.tdesc_data;
+ const struct tdesc_feature *feature;
+ int valid_p;
+
+ gdb_assert (tdesc_data);
+
+ tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
+ tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
+ tdep->sizeof_gregset = 27 * 8;
+
+ amd64_x32_init_abi (info, gdbarch,
+ amd64_linux_read_description (X86_XSTATE_SSE_MASK,
+ true));
+
+ /* Reserve a number for orig_rax. */
+ set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
+
+ const target_desc *tdesc = tdep->tdesc;
+
+ feature = tdesc_find_feature (tdesc, "org.gnu.gdb.i386.linux");
+ if (feature == NULL)
+ return;
+
+ valid_p = tdesc_numbered_register (feature, tdesc_data,
+ AMD64_LINUX_ORIG_RAX_REGNUM,
+ "orig_rax");
+ if (!valid_p)
+ return;
+
+ amd64_linux_init_abi_common (info, gdbarch);
+
+ /* Initialize the amd64_x32_linux_record_tdep. */
+ /* These values are the size of the type that will be used in a system
+ call. They are obtained from Linux Kernel source. */
+ amd64_x32_linux_record_tdep.size_pointer
+ = gdbarch_ptr_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_x32_linux_record_tdep.size__old_kernel_stat = 32;
+ amd64_x32_linux_record_tdep.size_tms = 32;
+ amd64_x32_linux_record_tdep.size_loff_t = 8;
+ amd64_x32_linux_record_tdep.size_flock = 32;
+ amd64_x32_linux_record_tdep.size_oldold_utsname = 45;
+ amd64_x32_linux_record_tdep.size_ustat = 32;
+ /* ADM64 doesn't need this size because it doesn't have sys_sigaction
+ but sys_rt_sigaction. */
+ amd64_x32_linux_record_tdep.size_old_sigaction = 16;
+ /* ADM64 doesn't need this size because it doesn't have sys_sigpending
+ but sys_rt_sigpending. */
+ amd64_x32_linux_record_tdep.size_old_sigset_t = 4;
+ amd64_x32_linux_record_tdep.size_rlimit = 16;
+ amd64_x32_linux_record_tdep.size_rusage = 144;
+ amd64_x32_linux_record_tdep.size_timeval = 16;
+ amd64_x32_linux_record_tdep.size_timezone = 8;
+ /* ADM64 doesn't need this size because it doesn't have sys_getgroups16
+ but sys_getgroups. */
+ amd64_x32_linux_record_tdep.size_old_gid_t = 2;
+ /* ADM64 doesn't need this size because it doesn't have sys_getresuid16
+ but sys_getresuid. */
+ amd64_x32_linux_record_tdep.size_old_uid_t = 2;
+ amd64_x32_linux_record_tdep.size_fd_set = 128;
+ /* ADM64 doesn't need this size because it doesn't have sys_readdir. */
+ amd64_x32_linux_record_tdep.size_old_dirent = 268;
+ amd64_x32_linux_record_tdep.size_statfs = 120;
+ amd64_x32_linux_record_tdep.size_statfs64 = 120;
+ amd64_x32_linux_record_tdep.size_sockaddr = 16;
+ amd64_x32_linux_record_tdep.size_int
+ = gdbarch_int_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_x32_linux_record_tdep.size_long
+ = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_x32_linux_record_tdep.size_ulong
+ = gdbarch_long_bit (gdbarch) / TARGET_CHAR_BIT;
+ amd64_x32_linux_record_tdep.size_msghdr = 28;
+ amd64_x32_linux_record_tdep.size_itimerval = 32;
+ amd64_x32_linux_record_tdep.size_stat = 144;
+ amd64_x32_linux_record_tdep.size_old_utsname = 325;
+ amd64_x32_linux_record_tdep.size_sysinfo = 112;
+ amd64_x32_linux_record_tdep.size_msqid_ds = 120;
+ amd64_x32_linux_record_tdep.size_shmid_ds = 112;
+ amd64_x32_linux_record_tdep.size_new_utsname = 390;
+ amd64_x32_linux_record_tdep.size_timex = 208;
+ amd64_x32_linux_record_tdep.size_mem_dqinfo = 24;
+ amd64_x32_linux_record_tdep.size_if_dqblk = 72;
+ amd64_x32_linux_record_tdep.size_fs_quota_stat = 80;
+ amd64_x32_linux_record_tdep.size_timespec = 16;
+ amd64_x32_linux_record_tdep.size_pollfd = 8;
+ amd64_x32_linux_record_tdep.size_NFS_FHSIZE = 32;
+ amd64_x32_linux_record_tdep.size_knfsd_fh = 132;
+ amd64_x32_linux_record_tdep.size_TASK_COMM_LEN = 16;
+ amd64_x32_linux_record_tdep.size_sigaction = 20;
+ amd64_x32_linux_record_tdep.size_sigset_t = 8;
+ amd64_x32_linux_record_tdep.size_siginfo_t = 128;
+ amd64_x32_linux_record_tdep.size_cap_user_data_t = 8;
+ amd64_x32_linux_record_tdep.size_stack_t = 12;
+ amd64_x32_linux_record_tdep.size_off_t = 8;
+ amd64_x32_linux_record_tdep.size_stat64 = 144;
+ amd64_x32_linux_record_tdep.size_gid_t = 4;
+ amd64_x32_linux_record_tdep.size_uid_t = 4;
+ amd64_x32_linux_record_tdep.size_PAGE_SIZE = 4096;
+ amd64_x32_linux_record_tdep.size_flock64 = 32;
+ amd64_x32_linux_record_tdep.size_user_desc = 16;
+ amd64_x32_linux_record_tdep.size_io_event = 32;
+ amd64_x32_linux_record_tdep.size_iocb = 64;
+ amd64_x32_linux_record_tdep.size_epoll_event = 12;
+ amd64_x32_linux_record_tdep.size_itimerspec = 32;
+ amd64_x32_linux_record_tdep.size_mq_attr = 64;
+ amd64_x32_linux_record_tdep.size_termios = 36;
+ amd64_x32_linux_record_tdep.size_termios2 = 44;
+ amd64_x32_linux_record_tdep.size_pid_t = 4;
+ amd64_x32_linux_record_tdep.size_winsize = 8;
+ amd64_x32_linux_record_tdep.size_serial_struct = 72;
+ amd64_x32_linux_record_tdep.size_serial_icounter_struct = 80;
+ amd64_x32_linux_record_tdep.size_hayes_esp_config = 12;
+ amd64_x32_linux_record_tdep.size_size_t = 4;
+ amd64_x32_linux_record_tdep.size_iovec = 8;
+ amd64_x32_linux_record_tdep.size_time_t = 8;
+
+ /* These values are the second argument of system call "sys_fcntl"
+ and "sys_fcntl64". They are obtained from Linux Kernel source. */
+ amd64_x32_linux_record_tdep.fcntl_F_GETLK = 5;
+ amd64_x32_linux_record_tdep.fcntl_F_GETLK64 = 12;
+ amd64_x32_linux_record_tdep.fcntl_F_SETLK64 = 13;
+ amd64_x32_linux_record_tdep.fcntl_F_SETLKW64 = 14;
+
+ amd64_x32_linux_record_tdep.arg1 = AMD64_RDI_REGNUM;
+ amd64_x32_linux_record_tdep.arg2 = AMD64_RSI_REGNUM;
+ amd64_x32_linux_record_tdep.arg3 = AMD64_RDX_REGNUM;
+ amd64_x32_linux_record_tdep.arg4 = AMD64_R10_REGNUM;
+ amd64_x32_linux_record_tdep.arg5 = AMD64_R8_REGNUM;
+ amd64_x32_linux_record_tdep.arg6 = AMD64_R9_REGNUM;
+
+ /* These values are the second argument of system call "sys_ioctl".
+ They are obtained from Linux Kernel source. */
+ amd64_x32_linux_record_tdep.ioctl_TCGETS = 0x5401;
+ amd64_x32_linux_record_tdep.ioctl_TCSETS = 0x5402;
+ amd64_x32_linux_record_tdep.ioctl_TCSETSW = 0x5403;
+ amd64_x32_linux_record_tdep.ioctl_TCSETSF = 0x5404;
+ amd64_x32_linux_record_tdep.ioctl_TCGETA = 0x5405;
+ amd64_x32_linux_record_tdep.ioctl_TCSETA = 0x5406;
+ amd64_x32_linux_record_tdep.ioctl_TCSETAW = 0x5407;
+ amd64_x32_linux_record_tdep.ioctl_TCSETAF = 0x5408;
+ amd64_x32_linux_record_tdep.ioctl_TCSBRK = 0x5409;
+ amd64_x32_linux_record_tdep.ioctl_TCXONC = 0x540A;
+ amd64_x32_linux_record_tdep.ioctl_TCFLSH = 0x540B;
+ amd64_x32_linux_record_tdep.ioctl_TIOCEXCL = 0x540C;
+ amd64_x32_linux_record_tdep.ioctl_TIOCNXCL = 0x540D;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSCTTY = 0x540E;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGPGRP = 0x540F;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSPGRP = 0x5410;
+ amd64_x32_linux_record_tdep.ioctl_TIOCOUTQ = 0x5411;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSTI = 0x5412;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGWINSZ = 0x5413;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSWINSZ = 0x5414;
+ amd64_x32_linux_record_tdep.ioctl_TIOCMGET = 0x5415;
+ amd64_x32_linux_record_tdep.ioctl_TIOCMBIS = 0x5416;
+ amd64_x32_linux_record_tdep.ioctl_TIOCMBIC = 0x5417;
+ amd64_x32_linux_record_tdep.ioctl_TIOCMSET = 0x5418;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGSOFTCAR = 0x5419;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSSOFTCAR = 0x541A;
+ amd64_x32_linux_record_tdep.ioctl_FIONREAD = 0x541B;
+ amd64_x32_linux_record_tdep.ioctl_TIOCINQ = amd64_x32_linux_record_tdep.ioctl_FIONREAD;
+ amd64_x32_linux_record_tdep.ioctl_TIOCLINUX = 0x541C;
+ amd64_x32_linux_record_tdep.ioctl_TIOCCONS = 0x541D;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGSERIAL = 0x541E;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSSERIAL = 0x541F;
+ amd64_x32_linux_record_tdep.ioctl_TIOCPKT = 0x5420;
+ amd64_x32_linux_record_tdep.ioctl_FIONBIO = 0x5421;
+ amd64_x32_linux_record_tdep.ioctl_TIOCNOTTY = 0x5422;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSETD = 0x5423;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGETD = 0x5424;
+ amd64_x32_linux_record_tdep.ioctl_TCSBRKP = 0x5425;
+ amd64_x32_linux_record_tdep.ioctl_TIOCTTYGSTRUCT = 0x5426;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSBRK = 0x5427;
+ amd64_x32_linux_record_tdep.ioctl_TIOCCBRK = 0x5428;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGSID = 0x5429;
+ amd64_x32_linux_record_tdep.ioctl_TCGETS2 = 0x802c542a;
+ amd64_x32_linux_record_tdep.ioctl_TCSETS2 = 0x402c542b;
+ amd64_x32_linux_record_tdep.ioctl_TCSETSW2 = 0x402c542c;
+ amd64_x32_linux_record_tdep.ioctl_TCSETSF2 = 0x402c542d;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGPTN = 0x80045430;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSPTLCK = 0x40045431;
+ amd64_x32_linux_record_tdep.ioctl_FIONCLEX = 0x5450;
+ amd64_x32_linux_record_tdep.ioctl_FIOCLEX = 0x5451;
+ amd64_x32_linux_record_tdep.ioctl_FIOASYNC = 0x5452;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERCONFIG = 0x5453;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERGWILD = 0x5454;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERSWILD = 0x5455;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGLCKTRMIOS = 0x5456;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSLCKTRMIOS = 0x5457;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERGSTRUCT = 0x5458;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERGETLSR = 0x5459;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERGETMULTI = 0x545A;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSERSETMULTI = 0x545B;
+ amd64_x32_linux_record_tdep.ioctl_TIOCMIWAIT = 0x545C;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGICOUNT = 0x545D;
+ amd64_x32_linux_record_tdep.ioctl_TIOCGHAYESESP = 0x545E;
+ amd64_x32_linux_record_tdep.ioctl_TIOCSHAYESESP = 0x545F;
+ amd64_x32_linux_record_tdep.ioctl_FIOQSIZE = 0x5460;
+
+ tdep->i386_syscall_record = amd64_x32_linux_syscall_record;
+
+ /* GNU/Linux uses SVR4-style shared libraries. */
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+}
void
_initialize_amd64_linux_tdep (void)
{
gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
GDB_OSABI_LINUX, amd64_linux_init_abi);
+ gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x64_32,
+ GDB_OSABI_LINUX, amd64_x32_linux_init_abi);
+
+#if GDB_SELF_TEST
+ struct
+ {
+ const char *xml;
+ uint64_t mask;
+ } xml_masks[] = {
+ { "i386/amd64-linux.xml", X86_XSTATE_SSE_MASK },
+ { "i386/amd64-avx-linux.xml", X86_XSTATE_AVX_MASK },
+ { "i386/amd64-mpx-linux.xml", X86_XSTATE_MPX_MASK },
+ { "i386/amd64-avx-mpx-linux.xml", X86_XSTATE_AVX_MPX_MASK },
+ { "i386/amd64-avx-avx512-linux.xml", X86_XSTATE_AVX_AVX512_MASK },
+ { "i386/amd64-avx-mpx-avx512-pku-linux.xml",
+ X86_XSTATE_AVX_MPX_AVX512_PKU_MASK },
+ { "i386/x32-linux.xml", X86_XSTATE_SSE_MASK },
+ { "i386/x32-avx-linux.xml", X86_XSTATE_AVX_MASK },
+ { "i386/x32-avx-avx512-linux.xml", X86_XSTATE_AVX_AVX512_MASK },
+ };
+
+ for (auto &a : xml_masks)
+ {
+ auto tdesc = amd64_linux_read_description (a.mask,
+ startswith (a.xml,
+ "i386/x32"));
+
+ selftests::record_xml_tdesc (a.xml, tdesc);
+ }
+#endif /* GDB_SELF_TEST */
}