mirror of
https://sourceware.org/git/binutils-gdb.git
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25ea693b87
gdb/ * record-full.h, record-full.c (record_memory_query): Rename to ... (record_full_memory_query): ...this. Update all users. (record_arch_list_add_reg): Rename to ... (record_full_arch_list_add_reg): ...this. Update all users. (record_arch_list_add_mem): Rename to ... (record_full_arch_list_add_mem): ...this. Update all users. (record_arch_list_add_end): Rename to ... (record_full_arch_list_add_end): ...this. Update all users. (record_gdb_operation_disable_set): Rename to ... (record_full_gdb_operation_disable_set): ...this. Update all users.
1629 lines
43 KiB
C
1629 lines
43 KiB
C
/* Target-dependent code for GNU/Linux x86-64.
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Copyright (C) 2001-2013 Free Software Foundation, Inc.
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Contributed by Jiri Smid, SuSE Labs.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "arch-utils.h"
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#include "frame.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include "osabi.h"
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#include "symtab.h"
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#include "gdbtypes.h"
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#include "reggroups.h"
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#include "regset.h"
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#include "amd64-linux-tdep.h"
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#include "i386-linux-tdep.h"
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#include "linux-tdep.h"
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#include "i386-xstate.h"
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#include "gdb_string.h"
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#include "amd64-tdep.h"
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#include "solib-svr4.h"
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#include "xml-syscall.h"
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#include "glibc-tdep.h"
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#include "features/i386/amd64-linux.c"
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#include "features/i386/amd64-avx-linux.c"
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#include "features/i386/x32-linux.c"
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#include "features/i386/x32-avx-linux.c"
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/* The syscall's XML filename for i386. */
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#define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
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#include "record-full.h"
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#include "linux-record.h"
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/* Supported register note sections. */
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static struct core_regset_section amd64_linux_regset_sections[] =
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{
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{ ".reg", 27 * 8, "general-purpose" },
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{ ".reg2", 512, "floating-point" },
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{ ".reg-xstate", I386_XSTATE_MAX_SIZE, "XSAVE extended state" },
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{ NULL, 0 }
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};
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/* Mapping between the general-purpose registers in `struct user'
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format and GDB's register cache layout. */
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/* From <sys/reg.h>. */
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int amd64_linux_gregset_reg_offset[] =
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{
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10 * 8, /* %rax */
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5 * 8, /* %rbx */
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11 * 8, /* %rcx */
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12 * 8, /* %rdx */
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13 * 8, /* %rsi */
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14 * 8, /* %rdi */
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4 * 8, /* %rbp */
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19 * 8, /* %rsp */
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9 * 8, /* %r8 ... */
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8 * 8,
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7 * 8,
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6 * 8,
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3 * 8,
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2 * 8,
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1 * 8,
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0 * 8, /* ... %r15 */
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16 * 8, /* %rip */
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18 * 8, /* %eflags */
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17 * 8, /* %cs */
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20 * 8, /* %ss */
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23 * 8, /* %ds */
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24 * 8, /* %es */
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25 * 8, /* %fs */
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26 * 8, /* %gs */
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1,
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15 * 8 /* "orig_rax" */
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};
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/* Support for signal handlers. */
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#define LINUX_SIGTRAMP_INSN0 0x48 /* mov $NNNNNNNN, %rax */
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#define LINUX_SIGTRAMP_OFFSET0 0
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#define LINUX_SIGTRAMP_INSN1 0x0f /* syscall */
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#define LINUX_SIGTRAMP_OFFSET1 7
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static const gdb_byte amd64_linux_sigtramp_code[] =
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{
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/* mov $__NR_rt_sigreturn, %rax */
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LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x0f, 0x00, 0x00, 0x00,
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/* syscall */
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LINUX_SIGTRAMP_INSN1, 0x05
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};
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static const gdb_byte amd64_x32_linux_sigtramp_code[] =
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{
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/* mov $__NR_rt_sigreturn, %rax. */
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LINUX_SIGTRAMP_INSN0, 0xc7, 0xc0, 0x01, 0x02, 0x00, 0x40,
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/* syscall */
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LINUX_SIGTRAMP_INSN1, 0x05
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};
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#define LINUX_SIGTRAMP_LEN (sizeof amd64_linux_sigtramp_code)
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/* If PC is in a sigtramp routine, return the address of the start of
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the routine. Otherwise, return 0. */
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static CORE_ADDR
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amd64_linux_sigtramp_start (struct frame_info *this_frame)
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{
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struct gdbarch *gdbarch;
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const gdb_byte *sigtramp_code;
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CORE_ADDR pc = get_frame_pc (this_frame);
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gdb_byte buf[LINUX_SIGTRAMP_LEN];
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/* We only recognize a signal trampoline if PC is at the start of
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one of the two instructions. We optimize for finding the PC at
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the start, as will be the case when the trampoline is not the
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first frame on the stack. We assume that in the case where the
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PC is not at the start of the instruction sequence, there will be
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a few trailing readable bytes on the stack. */
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if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
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return 0;
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if (buf[0] != LINUX_SIGTRAMP_INSN0)
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{
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if (buf[0] != LINUX_SIGTRAMP_INSN1)
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return 0;
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pc -= LINUX_SIGTRAMP_OFFSET1;
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if (!safe_frame_unwind_memory (this_frame, pc, buf, sizeof buf))
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return 0;
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}
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gdbarch = get_frame_arch (this_frame);
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if (gdbarch_ptr_bit (gdbarch) == 32)
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sigtramp_code = amd64_x32_linux_sigtramp_code;
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else
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sigtramp_code = amd64_linux_sigtramp_code;
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if (memcmp (buf, sigtramp_code, LINUX_SIGTRAMP_LEN) != 0)
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return 0;
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return pc;
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}
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/* Return whether THIS_FRAME corresponds to a GNU/Linux sigtramp
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routine. */
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static int
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amd64_linux_sigtramp_p (struct frame_info *this_frame)
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{
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CORE_ADDR pc = get_frame_pc (this_frame);
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const char *name;
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find_pc_partial_function (pc, &name, NULL, NULL);
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/* If we have NAME, we can optimize the search. The trampoline is
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named __restore_rt. However, it isn't dynamically exported from
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the shared C library, so the trampoline may appear to be part of
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the preceding function. This should always be sigaction,
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__sigaction, or __libc_sigaction (all aliases to the same
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function). */
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if (name == NULL || strstr (name, "sigaction") != NULL)
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return (amd64_linux_sigtramp_start (this_frame) != 0);
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return (strcmp ("__restore_rt", name) == 0);
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}
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/* Offset to struct sigcontext in ucontext, from <asm/ucontext.h>. */
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#define AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET 40
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/* Assuming THIS_FRAME is a GNU/Linux sigtramp routine, return the
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address of the associated sigcontext structure. */
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static CORE_ADDR
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amd64_linux_sigcontext_addr (struct frame_info *this_frame)
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{
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struct gdbarch *gdbarch = get_frame_arch (this_frame);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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CORE_ADDR sp;
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gdb_byte buf[8];
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get_frame_register (this_frame, AMD64_RSP_REGNUM, buf);
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sp = extract_unsigned_integer (buf, 8, byte_order);
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/* The sigcontext structure is part of the user context. A pointer
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to the user context is passed as the third argument to the signal
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handler, i.e. in %rdx. Unfortunately %rdx isn't preserved across
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function calls so we can't use it. Fortunately the user context
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is part of the signal frame and the unwound %rsp directly points
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at it. */
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return sp + AMD64_LINUX_UCONTEXT_SIGCONTEXT_OFFSET;
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}
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static LONGEST
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amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
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ptid_t ptid)
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{
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struct regcache *regcache = get_thread_regcache (ptid);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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/* The content of a register. */
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gdb_byte buf[8];
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/* The result. */
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LONGEST ret;
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/* Getting the system call number from the register.
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When dealing with x86_64 architecture, this information
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is stored at %rax register. */
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regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf);
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ret = extract_signed_integer (buf, 8, byte_order);
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return ret;
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}
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/* From <asm/sigcontext.h>. */
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static int amd64_linux_sc_reg_offset[] =
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{
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13 * 8, /* %rax */
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11 * 8, /* %rbx */
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14 * 8, /* %rcx */
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12 * 8, /* %rdx */
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9 * 8, /* %rsi */
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8 * 8, /* %rdi */
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10 * 8, /* %rbp */
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15 * 8, /* %rsp */
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0 * 8, /* %r8 */
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1 * 8, /* %r9 */
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2 * 8, /* %r10 */
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3 * 8, /* %r11 */
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4 * 8, /* %r12 */
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5 * 8, /* %r13 */
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6 * 8, /* %r14 */
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7 * 8, /* %r15 */
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16 * 8, /* %rip */
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17 * 8, /* %eflags */
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/* FIXME: kettenis/2002030531: The registers %cs, %fs and %gs are
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available in `struct sigcontext'. However, they only occupy two
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bytes instead of four, which makes using them here rather
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difficult. Leave them out for now. */
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-1, /* %cs */
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-1, /* %ss */
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-1, /* %ds */
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-1, /* %es */
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-1, /* %fs */
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-1 /* %gs */
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};
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static int
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amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
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struct reggroup *group)
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{
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if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM)
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return (group == system_reggroup
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|| group == save_reggroup
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|| group == restore_reggroup);
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return i386_register_reggroup_p (gdbarch, regnum, group);
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}
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/* Set the program counter for process PTID to PC. */
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static void
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amd64_linux_write_pc (struct regcache *regcache, CORE_ADDR pc)
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{
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regcache_cooked_write_unsigned (regcache, AMD64_RIP_REGNUM, pc);
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/* We must be careful with modifying the program counter. If we
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just interrupted a system call, the kernel might try to restart
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it when we resume the inferior. On restarting the system call,
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the kernel will try backing up the program counter even though it
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no longer points at the system call. This typically results in a
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SIGSEGV or SIGILL. We can prevent this by writing `-1' in the
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"orig_rax" pseudo-register.
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Note that "orig_rax" is saved when setting up a dummy call frame.
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This means that it is properly restored when that frame is
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popped, and that the interrupted system call will be restarted
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when we resume the inferior on return from a function call from
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within GDB. In all other cases the system call will not be
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restarted. */
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regcache_cooked_write_unsigned (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, -1);
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}
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/* Record all registers but IP register for process-record. */
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static int
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amd64_all_but_ip_registers_record (struct regcache *regcache)
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{
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if (record_full_arch_list_add_reg (regcache, AMD64_RAX_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RCX_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RDX_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RBX_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RSP_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RBP_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RSI_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_RDI_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R8_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R9_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R10_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R11_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R12_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R13_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R14_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_R15_REGNUM))
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return -1;
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if (record_full_arch_list_add_reg (regcache, AMD64_EFLAGS_REGNUM))
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return -1;
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return 0;
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}
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/* amd64_canonicalize_syscall maps from the native amd64 Linux set
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of syscall ids into a canonical set of syscall ids used by
|
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process record. */
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static enum gdb_syscall
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amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
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{
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switch (syscall_number) {
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case amd64_sys_read:
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return gdb_sys_read;
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case amd64_sys_write:
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return gdb_sys_write;
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case amd64_sys_open:
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return gdb_sys_open;
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case amd64_sys_close:
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return gdb_sys_close;
|
||
|
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case amd64_sys_newstat:
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return gdb_sys_newstat;
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case amd64_sys_newfstat:
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return gdb_sys_newfstat;
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||
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case amd64_sys_newlstat:
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return gdb_sys_newlstat;
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||
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||
case amd64_sys_poll:
|
||
return gdb_sys_poll;
|
||
|
||
case amd64_sys_lseek:
|
||
return gdb_sys_lseek;
|
||
|
||
case amd64_sys_mmap:
|
||
return gdb_sys_mmap2;
|
||
|
||
case amd64_sys_mprotect:
|
||
return gdb_sys_mprotect;
|
||
|
||
case amd64_sys_munmap:
|
||
return gdb_sys_munmap;
|
||
|
||
case amd64_sys_brk:
|
||
return gdb_sys_brk;
|
||
|
||
case amd64_sys_rt_sigaction:
|
||
return gdb_sys_rt_sigaction;
|
||
|
||
case amd64_sys_rt_sigprocmask:
|
||
return gdb_sys_rt_sigprocmask;
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||
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||
case amd64_sys_rt_sigreturn:
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||
return gdb_sys_rt_sigreturn;
|
||
|
||
case amd64_sys_ioctl:
|
||
return gdb_sys_ioctl;
|
||
|
||
case amd64_sys_pread64:
|
||
return gdb_sys_pread64;
|
||
|
||
case amd64_sys_pwrite64:
|
||
return gdb_sys_pwrite64;
|
||
|
||
case amd64_sys_readv:
|
||
return gdb_sys_readv;
|
||
|
||
case amd64_sys_writev:
|
||
return gdb_sys_writev;
|
||
|
||
case amd64_sys_access:
|
||
return gdb_sys_access;
|
||
|
||
case amd64_sys_pipe:
|
||
return gdb_sys_pipe;
|
||
|
||
case amd64_sys_select:
|
||
return gdb_sys_select;
|
||
|
||
case amd64_sys_sched_yield:
|
||
return gdb_sys_sched_yield;
|
||
|
||
case amd64_sys_mremap:
|
||
return gdb_sys_mremap;
|
||
|
||
case amd64_sys_msync:
|
||
return gdb_sys_msync;
|
||
|
||
case amd64_sys_mincore:
|
||
return gdb_sys_mincore;
|
||
|
||
case amd64_sys_madvise:
|
||
return gdb_sys_madvise;
|
||
|
||
case amd64_sys_shmget:
|
||
return gdb_sys_shmget;
|
||
|
||
case amd64_sys_shmat:
|
||
return gdb_sys_shmat;
|
||
|
||
case amd64_sys_shmctl:
|
||
return gdb_sys_shmctl;
|
||
|
||
case amd64_sys_dup:
|
||
return gdb_sys_dup;
|
||
|
||
case amd64_sys_dup2:
|
||
return gdb_sys_dup2;
|
||
|
||
case amd64_sys_pause:
|
||
return gdb_sys_pause;
|
||
|
||
case amd64_sys_nanosleep:
|
||
return gdb_sys_nanosleep;
|
||
|
||
case amd64_sys_getitimer:
|
||
return gdb_sys_getitimer;
|
||
|
||
case amd64_sys_alarm:
|
||
return gdb_sys_alarm;
|
||
|
||
case amd64_sys_setitimer:
|
||
return gdb_sys_setitimer;
|
||
|
||
case amd64_sys_getpid:
|
||
return gdb_sys_getpid;
|
||
|
||
case amd64_sys_sendfile64:
|
||
return gdb_sys_sendfile64;
|
||
|
||
case amd64_sys_socket:
|
||
return gdb_sys_socket;
|
||
|
||
case amd64_sys_connect:
|
||
return gdb_sys_connect;
|
||
|
||
case amd64_sys_accept:
|
||
return gdb_sys_accept;
|
||
|
||
case amd64_sys_sendto:
|
||
return gdb_sys_sendto;
|
||
|
||
case amd64_sys_recvfrom:
|
||
return gdb_sys_recvfrom;
|
||
|
||
case amd64_sys_sendmsg:
|
||
return gdb_sys_sendmsg;
|
||
|
||
case amd64_sys_recvmsg:
|
||
return gdb_sys_recvmsg;
|
||
|
||
case amd64_sys_shutdown:
|
||
return gdb_sys_shutdown;
|
||
|
||
case amd64_sys_bind:
|
||
return gdb_sys_bind;
|
||
|
||
case amd64_sys_listen:
|
||
return gdb_sys_listen;
|
||
|
||
case amd64_sys_getsockname:
|
||
return gdb_sys_getsockname;
|
||
|
||
case amd64_sys_getpeername:
|
||
return gdb_sys_getpeername;
|
||
|
||
case amd64_sys_socketpair:
|
||
return gdb_sys_socketpair;
|
||
|
||
case amd64_sys_setsockopt:
|
||
return gdb_sys_setsockopt;
|
||
|
||
case amd64_sys_getsockopt:
|
||
return gdb_sys_getsockopt;
|
||
|
||
case amd64_sys_clone:
|
||
return gdb_sys_clone;
|
||
|
||
case amd64_sys_fork:
|
||
return gdb_sys_fork;
|
||
|
||
case amd64_sys_vfork:
|
||
return gdb_sys_vfork;
|
||
|
||
case amd64_sys_execve:
|
||
return gdb_sys_execve;
|
||
|
||
case amd64_sys_exit:
|
||
return gdb_sys_exit;
|
||
|
||
case amd64_sys_wait4:
|
||
return gdb_sys_wait4;
|
||
|
||
case amd64_sys_kill:
|
||
return gdb_sys_kill;
|
||
|
||
case amd64_sys_uname:
|
||
return gdb_sys_uname;
|
||
|
||
case amd64_sys_semget:
|
||
return gdb_sys_semget;
|
||
|
||
case amd64_sys_semop:
|
||
return gdb_sys_semop;
|
||
|
||
case amd64_sys_semctl:
|
||
return gdb_sys_semctl;
|
||
|
||
case amd64_sys_shmdt:
|
||
return gdb_sys_shmdt;
|
||
|
||
case amd64_sys_msgget:
|
||
return gdb_sys_msgget;
|
||
|
||
case amd64_sys_msgsnd:
|
||
return gdb_sys_msgsnd;
|
||
|
||
case amd64_sys_msgrcv:
|
||
return gdb_sys_msgrcv;
|
||
|
||
case amd64_sys_msgctl:
|
||
return gdb_sys_msgctl;
|
||
|
||
case amd64_sys_fcntl:
|
||
return gdb_sys_fcntl;
|
||
|
||
case amd64_sys_flock:
|
||
return gdb_sys_flock;
|
||
|
||
case amd64_sys_fsync:
|
||
return gdb_sys_fsync;
|
||
|
||
case amd64_sys_fdatasync:
|
||
return gdb_sys_fdatasync;
|
||
|
||
case amd64_sys_truncate:
|
||
return gdb_sys_truncate;
|
||
|
||
case amd64_sys_ftruncate:
|
||
return gdb_sys_ftruncate;
|
||
|
||
case amd64_sys_getdents:
|
||
return gdb_sys_getdents;
|
||
|
||
case amd64_sys_getcwd:
|
||
return gdb_sys_getcwd;
|
||
|
||
case amd64_sys_chdir:
|
||
return gdb_sys_chdir;
|
||
|
||
case amd64_sys_fchdir:
|
||
return gdb_sys_fchdir;
|
||
|
||
case amd64_sys_rename:
|
||
return gdb_sys_rename;
|
||
|
||
case amd64_sys_mkdir:
|
||
return gdb_sys_mkdir;
|
||
|
||
case amd64_sys_rmdir:
|
||
return gdb_sys_rmdir;
|
||
|
||
case amd64_sys_creat:
|
||
return gdb_sys_creat;
|
||
|
||
case amd64_sys_link:
|
||
return gdb_sys_link;
|
||
|
||
case amd64_sys_unlink:
|
||
return gdb_sys_unlink;
|
||
|
||
case amd64_sys_symlink:
|
||
return gdb_sys_symlink;
|
||
|
||
case amd64_sys_readlink:
|
||
return gdb_sys_readlink;
|
||
|
||
case amd64_sys_chmod:
|
||
return gdb_sys_chmod;
|
||
|
||
case amd64_sys_fchmod:
|
||
return gdb_sys_fchmod;
|
||
|
||
case amd64_sys_chown:
|
||
return gdb_sys_chown;
|
||
|
||
case amd64_sys_fchown:
|
||
return gdb_sys_fchown;
|
||
|
||
case amd64_sys_lchown:
|
||
return gdb_sys_lchown;
|
||
|
||
case amd64_sys_umask:
|
||
return gdb_sys_umask;
|
||
|
||
case amd64_sys_gettimeofday:
|
||
return gdb_sys_gettimeofday;
|
||
|
||
case amd64_sys_getrlimit:
|
||
return gdb_sys_getrlimit;
|
||
|
||
case amd64_sys_getrusage:
|
||
return gdb_sys_getrusage;
|
||
|
||
case amd64_sys_sysinfo:
|
||
return gdb_sys_sysinfo;
|
||
|
||
case amd64_sys_times:
|
||
return gdb_sys_times;
|
||
|
||
case amd64_sys_ptrace:
|
||
return gdb_sys_ptrace;
|
||
|
||
case amd64_sys_getuid:
|
||
return gdb_sys_getuid;
|
||
|
||
case amd64_sys_syslog:
|
||
return gdb_sys_syslog;
|
||
|
||
case amd64_sys_getgid:
|
||
return gdb_sys_getgid;
|
||
|
||
case amd64_sys_setuid:
|
||
return gdb_sys_setuid;
|
||
|
||
case amd64_sys_setgid:
|
||
return gdb_sys_setgid;
|
||
|
||
case amd64_sys_geteuid:
|
||
return gdb_sys_geteuid;
|
||
|
||
case amd64_sys_getegid:
|
||
return gdb_sys_getegid;
|
||
|
||
case amd64_sys_setpgid:
|
||
return gdb_sys_setpgid;
|
||
|
||
case amd64_sys_getppid:
|
||
return gdb_sys_getppid;
|
||
|
||
case amd64_sys_getpgrp:
|
||
return gdb_sys_getpgrp;
|
||
|
||
case amd64_sys_setsid:
|
||
return gdb_sys_setsid;
|
||
|
||
case amd64_sys_setreuid:
|
||
return gdb_sys_setreuid;
|
||
|
||
case amd64_sys_setregid:
|
||
return gdb_sys_setregid;
|
||
|
||
case amd64_sys_getgroups:
|
||
return gdb_sys_getgroups;
|
||
|
||
case amd64_sys_setgroups:
|
||
return gdb_sys_setgroups;
|
||
|
||
case amd64_sys_setresuid:
|
||
return gdb_sys_setresuid;
|
||
|
||
case amd64_sys_getresuid:
|
||
return gdb_sys_getresuid;
|
||
|
||
case amd64_sys_setresgid:
|
||
return gdb_sys_setresgid;
|
||
|
||
case amd64_sys_getresgid:
|
||
return gdb_sys_getresgid;
|
||
|
||
case amd64_sys_getpgid:
|
||
return gdb_sys_getpgid;
|
||
|
||
case amd64_sys_setfsuid:
|
||
return gdb_sys_setfsuid;
|
||
|
||
case amd64_sys_setfsgid:
|
||
return gdb_sys_setfsgid;
|
||
|
||
case amd64_sys_getsid:
|
||
return gdb_sys_getsid;
|
||
|
||
case amd64_sys_capget:
|
||
return gdb_sys_capget;
|
||
|
||
case amd64_sys_capset:
|
||
return gdb_sys_capset;
|
||
|
||
case amd64_sys_rt_sigpending:
|
||
return gdb_sys_rt_sigpending;
|
||
|
||
case amd64_sys_rt_sigtimedwait:
|
||
return gdb_sys_rt_sigtimedwait;
|
||
|
||
case amd64_sys_rt_sigqueueinfo:
|
||
return gdb_sys_rt_sigqueueinfo;
|
||
|
||
case amd64_sys_rt_sigsuspend:
|
||
return gdb_sys_rt_sigsuspend;
|
||
|
||
case amd64_sys_sigaltstack:
|
||
return gdb_sys_sigaltstack;
|
||
|
||
case amd64_sys_utime:
|
||
return gdb_sys_utime;
|
||
|
||
case amd64_sys_mknod:
|
||
return gdb_sys_mknod;
|
||
|
||
case amd64_sys_personality:
|
||
return gdb_sys_personality;
|
||
|
||
case amd64_sys_ustat:
|
||
return gdb_sys_ustat;
|
||
|
||
case amd64_sys_statfs:
|
||
return gdb_sys_statfs;
|
||
|
||
case amd64_sys_fstatfs:
|
||
return gdb_sys_fstatfs;
|
||
|
||
case amd64_sys_sysfs:
|
||
return gdb_sys_sysfs;
|
||
|
||
case amd64_sys_getpriority:
|
||
return gdb_sys_getpriority;
|
||
|
||
case amd64_sys_setpriority:
|
||
return gdb_sys_setpriority;
|
||
|
||
case amd64_sys_sched_setparam:
|
||
return gdb_sys_sched_setparam;
|
||
|
||
case amd64_sys_sched_getparam:
|
||
return gdb_sys_sched_getparam;
|
||
|
||
case amd64_sys_sched_setscheduler:
|
||
return gdb_sys_sched_setscheduler;
|
||
|
||
case amd64_sys_sched_getscheduler:
|
||
return gdb_sys_sched_getscheduler;
|
||
|
||
case amd64_sys_sched_get_priority_max:
|
||
return gdb_sys_sched_get_priority_max;
|
||
|
||
case amd64_sys_sched_get_priority_min:
|
||
return gdb_sys_sched_get_priority_min;
|
||
|
||
case amd64_sys_sched_rr_get_interval:
|
||
return gdb_sys_sched_rr_get_interval;
|
||
|
||
case amd64_sys_mlock:
|
||
return gdb_sys_mlock;
|
||
|
||
case amd64_sys_munlock:
|
||
return gdb_sys_munlock;
|
||
|
||
case amd64_sys_mlockall:
|
||
return gdb_sys_mlockall;
|
||
|
||
case amd64_sys_munlockall:
|
||
return gdb_sys_munlockall;
|
||
|
||
case amd64_sys_vhangup:
|
||
return gdb_sys_vhangup;
|
||
|
||
case amd64_sys_modify_ldt:
|
||
return gdb_sys_modify_ldt;
|
||
|
||
case amd64_sys_pivot_root:
|
||
return gdb_sys_pivot_root;
|
||
|
||
case amd64_sys_sysctl:
|
||
return gdb_sys_sysctl;
|
||
|
||
case amd64_sys_prctl:
|
||
return gdb_sys_prctl;
|
||
|
||
case amd64_sys_arch_prctl:
|
||
return -1; /* Note */
|
||
|
||
case amd64_sys_adjtimex:
|
||
return gdb_sys_adjtimex;
|
||
|
||
case amd64_sys_setrlimit:
|
||
return gdb_sys_setrlimit;
|
||
|
||
case amd64_sys_chroot:
|
||
return gdb_sys_chroot;
|
||
|
||
case amd64_sys_sync:
|
||
return gdb_sys_sync;
|
||
|
||
case amd64_sys_acct:
|
||
return gdb_sys_acct;
|
||
|
||
case amd64_sys_settimeofday:
|
||
return gdb_sys_settimeofday;
|
||
|
||
case amd64_sys_mount:
|
||
return gdb_sys_mount;
|
||
|
||
case amd64_sys_umount:
|
||
return gdb_sys_umount;
|
||
|
||
case amd64_sys_swapon:
|
||
return gdb_sys_swapon;
|
||
|
||
case amd64_sys_swapoff:
|
||
return gdb_sys_swapoff;
|
||
|
||
case amd64_sys_reboot:
|
||
return gdb_sys_reboot;
|
||
|
||
case amd64_sys_sethostname:
|
||
return gdb_sys_sethostname;
|
||
|
||
case amd64_sys_setdomainname:
|
||
return gdb_sys_setdomainname;
|
||
|
||
case amd64_sys_iopl:
|
||
return gdb_sys_iopl;
|
||
|
||
case amd64_sys_ioperm:
|
||
return gdb_sys_ioperm;
|
||
|
||
case amd64_sys_init_module:
|
||
return gdb_sys_init_module;
|
||
|
||
case amd64_sys_delete_module:
|
||
return gdb_sys_delete_module;
|
||
|
||
case amd64_sys_quotactl:
|
||
return gdb_sys_quotactl;
|
||
|
||
case amd64_sys_nfsservctl:
|
||
return gdb_sys_nfsservctl;
|
||
|
||
case amd64_sys_gettid:
|
||
return gdb_sys_gettid;
|
||
|
||
case amd64_sys_readahead:
|
||
return gdb_sys_readahead;
|
||
|
||
case amd64_sys_setxattr:
|
||
return gdb_sys_setxattr;
|
||
|
||
case amd64_sys_lsetxattr:
|
||
return gdb_sys_lsetxattr;
|
||
|
||
case amd64_sys_fsetxattr:
|
||
return gdb_sys_fsetxattr;
|
||
|
||
case amd64_sys_getxattr:
|
||
return gdb_sys_getxattr;
|
||
|
||
case amd64_sys_lgetxattr:
|
||
return gdb_sys_lgetxattr;
|
||
|
||
case amd64_sys_fgetxattr:
|
||
return gdb_sys_fgetxattr;
|
||
|
||
case amd64_sys_listxattr:
|
||
return gdb_sys_listxattr;
|
||
|
||
case amd64_sys_llistxattr:
|
||
return gdb_sys_llistxattr;
|
||
|
||
case amd64_sys_flistxattr:
|
||
return gdb_sys_flistxattr;
|
||
|
||
case amd64_sys_removexattr:
|
||
return gdb_sys_removexattr;
|
||
|
||
case amd64_sys_lremovexattr:
|
||
return gdb_sys_lremovexattr;
|
||
|
||
case amd64_sys_fremovexattr:
|
||
return gdb_sys_fremovexattr;
|
||
|
||
case amd64_sys_tkill:
|
||
return gdb_sys_tkill;
|
||
|
||
case amd64_sys_time:
|
||
return gdb_sys_time;
|
||
|
||
case amd64_sys_futex:
|
||
return gdb_sys_futex;
|
||
|
||
case amd64_sys_sched_setaffinity:
|
||
return gdb_sys_sched_setaffinity;
|
||
|
||
case amd64_sys_sched_getaffinity:
|
||
return gdb_sys_sched_getaffinity;
|
||
|
||
case amd64_sys_io_setup:
|
||
return gdb_sys_io_setup;
|
||
|
||
case amd64_sys_io_destroy:
|
||
return gdb_sys_io_destroy;
|
||
|
||
case amd64_sys_io_getevents:
|
||
return gdb_sys_io_getevents;
|
||
|
||
case amd64_sys_io_submit:
|
||
return gdb_sys_io_submit;
|
||
|
||
case amd64_sys_io_cancel:
|
||
return gdb_sys_io_cancel;
|
||
|
||
case amd64_sys_lookup_dcookie:
|
||
return gdb_sys_lookup_dcookie;
|
||
|
||
case amd64_sys_epoll_create:
|
||
return gdb_sys_epoll_create;
|
||
|
||
case amd64_sys_remap_file_pages:
|
||
return gdb_sys_remap_file_pages;
|
||
|
||
case amd64_sys_getdents64:
|
||
return gdb_sys_getdents64;
|
||
|
||
case amd64_sys_set_tid_address:
|
||
return gdb_sys_set_tid_address;
|
||
|
||
case amd64_sys_restart_syscall:
|
||
return gdb_sys_restart_syscall;
|
||
|
||
case amd64_sys_semtimedop:
|
||
return gdb_sys_semtimedop;
|
||
|
||
case amd64_sys_fadvise64:
|
||
return gdb_sys_fadvise64;
|
||
|
||
case amd64_sys_timer_create:
|
||
return gdb_sys_timer_create;
|
||
|
||
case amd64_sys_timer_settime:
|
||
return gdb_sys_timer_settime;
|
||
|
||
case amd64_sys_timer_gettime:
|
||
return gdb_sys_timer_gettime;
|
||
|
||
case amd64_sys_timer_getoverrun:
|
||
return gdb_sys_timer_getoverrun;
|
||
|
||
case amd64_sys_timer_delete:
|
||
return gdb_sys_timer_delete;
|
||
|
||
case amd64_sys_clock_settime:
|
||
return gdb_sys_clock_settime;
|
||
|
||
case amd64_sys_clock_gettime:
|
||
return gdb_sys_clock_gettime;
|
||
|
||
case amd64_sys_clock_getres:
|
||
return gdb_sys_clock_getres;
|
||
|
||
case amd64_sys_clock_nanosleep:
|
||
return gdb_sys_clock_nanosleep;
|
||
|
||
case amd64_sys_exit_group:
|
||
return gdb_sys_exit_group;
|
||
|
||
case amd64_sys_epoll_wait:
|
||
return gdb_sys_epoll_wait;
|
||
|
||
case amd64_sys_epoll_ctl:
|
||
return gdb_sys_epoll_ctl;
|
||
|
||
case amd64_sys_tgkill:
|
||
return gdb_sys_tgkill;
|
||
|
||
case amd64_sys_utimes:
|
||
return gdb_sys_utimes;
|
||
|
||
case amd64_sys_mbind:
|
||
return gdb_sys_mbind;
|
||
|
||
case amd64_sys_set_mempolicy:
|
||
return gdb_sys_set_mempolicy;
|
||
|
||
case amd64_sys_get_mempolicy:
|
||
return gdb_sys_get_mempolicy;
|
||
|
||
case amd64_sys_mq_open:
|
||
return gdb_sys_mq_open;
|
||
|
||
case amd64_sys_mq_unlink:
|
||
return gdb_sys_mq_unlink;
|
||
|
||
case amd64_sys_mq_timedsend:
|
||
return gdb_sys_mq_timedsend;
|
||
|
||
case amd64_sys_mq_timedreceive:
|
||
return gdb_sys_mq_timedreceive;
|
||
|
||
case amd64_sys_mq_notify:
|
||
return gdb_sys_mq_notify;
|
||
|
||
case amd64_sys_mq_getsetattr:
|
||
return gdb_sys_mq_getsetattr;
|
||
|
||
case amd64_sys_kexec_load:
|
||
return gdb_sys_kexec_load;
|
||
|
||
case amd64_sys_waitid:
|
||
return gdb_sys_waitid;
|
||
|
||
case amd64_sys_add_key:
|
||
return gdb_sys_add_key;
|
||
|
||
case amd64_sys_request_key:
|
||
return gdb_sys_request_key;
|
||
|
||
case amd64_sys_keyctl:
|
||
return gdb_sys_keyctl;
|
||
|
||
case amd64_sys_ioprio_set:
|
||
return gdb_sys_ioprio_set;
|
||
|
||
case amd64_sys_ioprio_get:
|
||
return gdb_sys_ioprio_get;
|
||
|
||
case amd64_sys_inotify_init:
|
||
return gdb_sys_inotify_init;
|
||
|
||
case amd64_sys_inotify_add_watch:
|
||
return gdb_sys_inotify_add_watch;
|
||
|
||
case amd64_sys_inotify_rm_watch:
|
||
return gdb_sys_inotify_rm_watch;
|
||
|
||
case amd64_sys_migrate_pages:
|
||
return gdb_sys_migrate_pages;
|
||
|
||
case amd64_sys_openat:
|
||
return gdb_sys_openat;
|
||
|
||
case amd64_sys_mkdirat:
|
||
return gdb_sys_mkdirat;
|
||
|
||
case amd64_sys_mknodat:
|
||
return gdb_sys_mknodat;
|
||
|
||
case amd64_sys_fchownat:
|
||
return gdb_sys_fchownat;
|
||
|
||
case amd64_sys_futimesat:
|
||
return gdb_sys_futimesat;
|
||
|
||
case amd64_sys_newfstatat:
|
||
return gdb_sys_newfstatat;
|
||
|
||
case amd64_sys_unlinkat:
|
||
return gdb_sys_unlinkat;
|
||
|
||
case amd64_sys_renameat:
|
||
return gdb_sys_renameat;
|
||
|
||
case amd64_sys_linkat:
|
||
return gdb_sys_linkat;
|
||
|
||
case amd64_sys_symlinkat:
|
||
return gdb_sys_symlinkat;
|
||
|
||
case amd64_sys_readlinkat:
|
||
return gdb_sys_readlinkat;
|
||
|
||
case amd64_sys_fchmodat:
|
||
return gdb_sys_fchmodat;
|
||
|
||
case amd64_sys_faccessat:
|
||
return gdb_sys_faccessat;
|
||
|
||
case amd64_sys_pselect6:
|
||
return gdb_sys_pselect6;
|
||
|
||
case amd64_sys_ppoll:
|
||
return gdb_sys_ppoll;
|
||
|
||
case amd64_sys_unshare:
|
||
return gdb_sys_unshare;
|
||
|
||
case amd64_sys_set_robust_list:
|
||
return gdb_sys_set_robust_list;
|
||
|
||
case amd64_sys_get_robust_list:
|
||
return gdb_sys_get_robust_list;
|
||
|
||
case amd64_sys_splice:
|
||
return gdb_sys_splice;
|
||
|
||
case amd64_sys_tee:
|
||
return gdb_sys_tee;
|
||
|
||
case amd64_sys_sync_file_range:
|
||
return gdb_sys_sync_file_range;
|
||
|
||
case amd64_sys_vmsplice:
|
||
return gdb_sys_vmsplice;
|
||
|
||
case amd64_sys_move_pages:
|
||
return gdb_sys_move_pages;
|
||
|
||
default:
|
||
return -1;
|
||
}
|
||
}
|
||
|
||
/* 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;
|
||
|
||
#define RECORD_ARCH_GET_FS 0x1003
|
||
#define RECORD_ARCH_GET_GS 0x1004
|
||
|
||
static int
|
||
amd64_linux_syscall_record (struct regcache *regcache)
|
||
{
|
||
int ret;
|
||
ULONGEST syscall_native;
|
||
enum gdb_syscall syscall_gdb = -1;
|
||
|
||
regcache_raw_read_unsigned (regcache, AMD64_RAX_REGNUM, &syscall_native);
|
||
|
||
switch (syscall_native)
|
||
{
|
||
case amd64_sys_rt_sigreturn:
|
||
if (amd64_all_but_ip_registers_record (regcache))
|
||
return -1;
|
||
return 0;
|
||
break;
|
||
|
||
case amd64_sys_arch_prctl:
|
||
{
|
||
ULONGEST arg3;
|
||
|
||
regcache_raw_read_unsigned (regcache, amd64_linux_record_tdep.arg3,
|
||
&arg3);
|
||
if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
|
||
{
|
||
CORE_ADDR addr;
|
||
|
||
regcache_raw_read_unsigned (regcache,
|
||
amd64_linux_record_tdep.arg2,
|
||
&addr);
|
||
if (record_full_arch_list_add_mem
|
||
(addr, amd64_linux_record_tdep.size_ulong))
|
||
return -1;
|
||
}
|
||
goto record_regs;
|
||
}
|
||
break;
|
||
}
|
||
|
||
syscall_gdb = amd64_canonicalize_syscall (syscall_native);
|
||
|
||
if (syscall_gdb < 0)
|
||
{
|
||
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,
|
||
&amd64_linux_record_tdep);
|
||
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;
|
||
}
|
||
|
||
#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;
|
||
}
|
||
|
||
/* 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 (gdbarch, target, abfd);
|
||
switch ((xcr0 & I386_XSTATE_AVX_MASK))
|
||
{
|
||
case I386_XSTATE_AVX_MASK:
|
||
if (gdbarch_ptr_bit (gdbarch) == 32)
|
||
return tdesc_x32_avx_linux;
|
||
else
|
||
return tdesc_amd64_avx_linux;
|
||
default:
|
||
if (gdbarch_ptr_bit (gdbarch) == 32)
|
||
return tdesc_x32_linux;
|
||
else
|
||
return tdesc_amd64_linux;
|
||
}
|
||
}
|
||
|
||
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);
|
||
|
||
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);
|
||
|
||
tdep->register_reggroup_p = amd64_linux_register_reggroup_p;
|
||
|
||
/* Functions for 'catch syscall'. */
|
||
set_xml_syscall_file_name (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);
|
||
|
||
/* Install supported register note sections. */
|
||
set_gdbarch_core_regset_sections (gdbarch, amd64_linux_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_free_closure (gdbarch,
|
||
simple_displaced_step_free_closure);
|
||
set_gdbarch_displaced_step_location (gdbarch,
|
||
displaced_step_at_entry_point);
|
||
|
||
set_gdbarch_get_siginfo_type (gdbarch, linux_get_siginfo_type);
|
||
|
||
set_gdbarch_process_record (gdbarch, i386_process_record);
|
||
set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal);
|
||
|
||
/* 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 = 152;
|
||
/* 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 = 128;
|
||
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;
|
||
amd64_linux_record_tdep.size_dirent = 280;
|
||
amd64_linux_record_tdep.size_dirent64 = 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 = 152;
|
||
amd64_linux_record_tdep.size_sigset_t = 128;
|
||
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_siginfo = 128;
|
||
amd64_linux_record_tdep.size_termios = 60;
|
||
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;
|
||
|
||
/* 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;
|
||
|
||
/* 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;
|
||
|
||
tdep->i386_syscall_record = amd64_linux_syscall_record;
|
||
}
|
||
|
||
static void
|
||
amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
|
||
{
|
||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||
const struct target_desc *tdesc = info.target_desc;
|
||
struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
|
||
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);
|
||
|
||
/* Reserve a number for orig_rax. */
|
||
set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
|
||
|
||
if (! tdesc_has_registers (tdesc))
|
||
tdesc = tdesc_amd64_linux;
|
||
tdep->tdesc = 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);
|
||
|
||
/* GNU/Linux uses SVR4-style shared libraries. */
|
||
set_solib_svr4_fetch_link_map_offsets
|
||
(gdbarch, svr4_lp64_fetch_link_map_offsets);
|
||
}
|
||
|
||
static void
|
||
amd64_x32_linux_init_abi(struct gdbarch_info info, struct gdbarch *gdbarch)
|
||
{
|
||
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
||
const struct target_desc *tdesc = info.target_desc;
|
||
struct tdesc_arch_data *tdesc_data = (void *) info.tdep_info;
|
||
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);
|
||
|
||
/* Reserve a number for orig_rax. */
|
||
set_gdbarch_num_regs (gdbarch, AMD64_LINUX_NUM_REGS);
|
||
|
||
if (! tdesc_has_registers (tdesc))
|
||
tdesc = tdesc_x32_linux;
|
||
tdep->tdesc = 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);
|
||
|
||
/* GNU/Linux uses SVR4-style shared libraries. */
|
||
set_solib_svr4_fetch_link_map_offsets
|
||
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
|
||
}
|
||
|
||
|
||
/* Provide a prototype to silence -Wmissing-prototypes. */
|
||
extern void _initialize_amd64_linux_tdep (void);
|
||
|
||
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);
|
||
|
||
/* Initialize the Linux target description. */
|
||
initialize_tdesc_amd64_linux ();
|
||
initialize_tdesc_amd64_avx_linux ();
|
||
initialize_tdesc_x32_linux ();
|
||
initialize_tdesc_x32_avx_linux ();
|
||
}
|