old-cross-binutils/gdb/gdbserver/linux-x86-64-low.c

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/* GNU/Linux/x86-64 specific low level interface, for the remote server
for GDB.
2007-01-09 17:59:20 +00:00
Copyright (C) 2002, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "server.h"
#include "linux-low.h"
#include "i387-fp.h"
#include "gdb_proc_service.h"
#include <sys/reg.h>
#include <sys/procfs.h>
#include <sys/ptrace.h>
/* This definition comes from prctl.h, but some kernels may not have it. */
#ifndef PTRACE_ARCH_PRCTL
#define PTRACE_ARCH_PRCTL 30
#endif
/* The following definitions come from prctl.h, but may be absent
for certain configurations. */
#ifndef ARCH_GET_FS
#define ARCH_SET_GS 0x1001
#define ARCH_SET_FS 0x1002
#define ARCH_GET_FS 0x1003
#define ARCH_GET_GS 0x1004
#endif
static int x86_64_regmap[] = {
RAX * 8, RBX * 8, RCX * 8, RDX * 8,
RSI * 8, RDI * 8, RBP * 8, RSP * 8,
R8 * 8, R9 * 8, R10 * 8, R11 * 8,
R12 * 8, R13 * 8, R14 * 8, R15 * 8,
RIP * 8, EFLAGS * 8, CS * 8, SS * 8,
DS * 8, ES * 8, FS * 8, GS * 8,
-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,
ORIG_RAX * 8
};
#define X86_64_NUM_GREGS (sizeof(x86_64_regmap)/sizeof(int))
/* Called by libthread_db. */
ps_err_e
ps_get_thread_area (const struct ps_prochandle *ph,
lwpid_t lwpid, int idx, void **base)
{
switch (idx)
{
case FS:
if (ptrace (PTRACE_ARCH_PRCTL, lwpid, base, ARCH_GET_FS) == 0)
return PS_OK;
break;
case GS:
if (ptrace (PTRACE_ARCH_PRCTL, lwpid, base, ARCH_GET_GS) == 0)
return PS_OK;
break;
default:
return PS_BADADDR;
}
return PS_ERR;
}
static void
x86_64_fill_gregset (void *buf)
{
int i;
for (i = 0; i < X86_64_NUM_GREGS; i++)
if (x86_64_regmap[i] != -1)
collect_register (i, ((char *) buf) + x86_64_regmap[i]);
}
static void
x86_64_store_gregset (const void *buf)
{
int i;
for (i = 0; i < X86_64_NUM_GREGS; i++)
if (x86_64_regmap[i] != -1)
supply_register (i, ((char *) buf) + x86_64_regmap[i]);
}
static void
x86_64_fill_fpregset (void *buf)
{
i387_cache_to_fxsave (buf);
}
static void
x86_64_store_fpregset (const void *buf)
{
i387_fxsave_to_cache (buf);
}
struct regset_info target_regsets[] = {
{ PTRACE_GETREGS, PTRACE_SETREGS, sizeof (elf_gregset_t),
2002-06-11 Daniel Jacobowitz <drow@mvista.com> * gdbserver/thread-db.c: New file. * gdbserver/proc-service.c: New file. * gdbserver/acinclude.m4: New file. * gdbserver/Makefile.in: Add GDBSERVER_LIBS, gdb_proc_service_h, proc-service.o, and thread-db.o. (linux-low.o): Add USE_THREAD_DB. * gdbserver/acconfig.h: Add HAVE_PRGREGSET_T, HAVE_PRFPREGSET_T, HAVE_LWPID_T, HAVE_PSADDR_T, and PRFPREGSET_T_BROKEN. * gdbserver/aclocal.m4: Regenerated. * gdbserver/config.in: Regenerated. * gdbserver/configure: Regenerated. * gdbserver/configure.in: Check for proc_service.h, sys/procfs.h, thread_db.h, and linux/elf.h headrs. Check for lwpid_t, psaddr_t, prgregset_t, prfpregset_t, and PRFPREGSET_T_BROKEN. Introduce srv_thread_depfiles and USE_THREAD_DB. Check for -lthread_db and thread support. * gdbserver/configure.srv: Enable thread_db support for ARM, i386, MIPS, PowerPC, and SuperH. * gdbserver/i387-fp.c: Constify arguments. * gdbserver/i387-fp.h: Likewise. * gdbserver/inferiors.c: (struct thread_info): Renamed from `struct inferior_info'. Remove PID member. Use generic inferior list header. All uses updated. (inferiors, signal_pid): Removed. (all_threads): New variable. (get_thread): Define. (add_inferior_to_list): New function. (for_each_inferior): New function. (change_inferior_id): New function. (add_inferior): Removed. (remove_inferior): New function. (add_thread): New function. (free_one_thread): New function. (remove_thread): New function. (clear_inferiors): Use for_each_inferior and free_one_thread. (find_inferior): New function. (find_inferior_id): New function. (inferior_target_data): Update argument type. (set_inferior_target_data): Likewise. (inferior_regcache_data): Likewise. (set_inferior_regcache_data): Likewise. * gdbserver/linux-low.c (linux_bp_reinsert): Remove. (all_processes, stopping_threads, using_thrads) (struct pending_signals, debug_threads, pid_of): New. (inferior_pid): Replace with macro. (struct inferior_linux_data): Remove. (get_stop_pc, add_process): New functions. (linux_create_inferior): Restore SIGRTMIN+1 before calling exec. Use add_process and add_thread. (linux_attach_lwp): New function, based on old linux_attach. Use add_process and add_thread. Set stop_expected for new threads. (linux_attach): New function. (linux_kill_one_process): New function. (linux_kill): Kill all LWPs. (linux_thread_alive): Use find_inferior_id. (check_removed_breakpoints, status_pending_p): New functions. (linux_wait_for_process): Renamed from linux_wait_for_one_inferior. Update. Use WNOHANG. Wait for cloned processes also. Update process struct for the found process. (linux_wait_for_event): New function. (linux_wait): Use it. Support LWPs. (send_sigstop, wait_for_sigstop, stop_all_processes) (linux_resume_one_process, linux_continue_one_process): New functions. (linux_resume): Support LWPs. (REGISTER_RAW_SIZE): Remove. (fetch_register): Use register_size instead. Call supply_register. (usr_store_inferior_registers): Likewise. Call collect_register. Fix recursive case. (regsets_fetch_inferior_registers): Improve error message. (regsets_store_inferior_registers): Add debugging. (linux_look_up_symbols): Call thread_db_init if USE_THREAD_DB. (unstopped_p, linux_signal_pid): New functions. (linux_target_ops): Add linux_signal_pid. (linux_init_signals): New function. (initialize_low): Call it. Initialize using_threads. * gdbserver/regcache.c (inferior_regcache_data): Add valid flag. (get_regcache): Fetch registers lazily. Add fetch argument and update all callers. (regcache_invalidate_one, regcache_invalidate): New functions. (new_register_cache): Renamed from create_register_cache. Return the new regcache. (free_register_cache): Change argument to a void *. (registers_to_string, registers_from_string): Call get_regcache with fetch flag set. (register_data): Make static. Pass fetch flag to get_regcache. (supply_register): Call get_regcache with fetch flag clear. (collect_register): Call get_regcache with fetch flag set. (collect_register_as_string): New function. * gdbserver/regcache.h: Update. * gdbserver/remote-utils.c (putpkt): Flush after debug output and use stderr. Handle input interrupts while waiting for an ACK. (input_interrupt): Use signal_pid method. (getpkt): Flush after debug output and use stderr. (outreg): Use collect_register_as_string. (new_thread_notify, dead_thread_notify): New functions. (prepare_resume_reply): Check using_threads. Set thread_from_wait and general_thread. (look_up_one_symbol): Flush after debug output. * gdbserver/server.c (step_thread, server_waiting): New variables. (start_inferior): Don't use signal_pid. Update call to mywait. (attach_inferior): Update call to mywait. (handle_query): Handle qfThreadInfo and qsThreadInfo. (main): Don't fetch/store registers explicitly. Use set_desired_inferior. Support proposed ``Hs'' packet. Update calls to mywait. * gdbserver/server.h: Update. (struct inferior_list, struct_inferior_list_entry): New. * gdbserver/target.c (set_desired_inferior): New. (write_inferior_memory): Constify. (mywait): New function. * gdbserver/target.h: Update. (struct target_ops): New signal_pid method. (mywait): Removed macro, added prototype. * gdbserver/linux-low.h (regset_func): Removed. (regset_fill_func, regset_store_func): New. (enum regset_type): New. (struct regset_info): Add type field. Use new operation types. (struct linux_target_ops): stop_pc renamed to get_pc. Add decr_pc_after_break and breakpoint_at. (get_process, get_thread_proess, get_process_thread) (strut process_info, all_processes, linux_attach_lwp) (thread_db_init): New. * gdbserver/linux-arm-low.c (arm_get_pc, arm_set_pc, arm_breakpoint, arm_breakpoint_len, arm_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-i386-low.c (i386_store_gregset, i386_store_fpregset) (i386_store_fpxregset): Constify. (target_regsets): Add new kind identifier. (i386_get_pc): Renamed from i386_stop_pc. Simplify. (i386_set_pc): Add debugging. (i386_breakpoint_at): New function. (the_low_target): Add new members. * gdbserver/linux-mips-low.c (mips_get_pc, mips_set_pc) (mips_breakpoint, mips_breakpoint_len, mips_reinsert_addr) (mips_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-ppc-low.c (ppc_get_pc, ppc_set_pc) (ppc_breakpoint, ppc_breakpoint_len, ppc_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-sh-low.c (sh_get_pc, sh_set_pc) (sh_breakpoint, sh_breakpoint_len, sh_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-x86-64-low.c (target_regsets): Add new kind identifier.
2002-06-11 17:32:40 +00:00
GENERAL_REGS,
x86_64_fill_gregset, x86_64_store_gregset },
{ PTRACE_GETFPREGS, PTRACE_SETFPREGS, sizeof (elf_fpregset_t),
2002-06-11 Daniel Jacobowitz <drow@mvista.com> * gdbserver/thread-db.c: New file. * gdbserver/proc-service.c: New file. * gdbserver/acinclude.m4: New file. * gdbserver/Makefile.in: Add GDBSERVER_LIBS, gdb_proc_service_h, proc-service.o, and thread-db.o. (linux-low.o): Add USE_THREAD_DB. * gdbserver/acconfig.h: Add HAVE_PRGREGSET_T, HAVE_PRFPREGSET_T, HAVE_LWPID_T, HAVE_PSADDR_T, and PRFPREGSET_T_BROKEN. * gdbserver/aclocal.m4: Regenerated. * gdbserver/config.in: Regenerated. * gdbserver/configure: Regenerated. * gdbserver/configure.in: Check for proc_service.h, sys/procfs.h, thread_db.h, and linux/elf.h headrs. Check for lwpid_t, psaddr_t, prgregset_t, prfpregset_t, and PRFPREGSET_T_BROKEN. Introduce srv_thread_depfiles and USE_THREAD_DB. Check for -lthread_db and thread support. * gdbserver/configure.srv: Enable thread_db support for ARM, i386, MIPS, PowerPC, and SuperH. * gdbserver/i387-fp.c: Constify arguments. * gdbserver/i387-fp.h: Likewise. * gdbserver/inferiors.c: (struct thread_info): Renamed from `struct inferior_info'. Remove PID member. Use generic inferior list header. All uses updated. (inferiors, signal_pid): Removed. (all_threads): New variable. (get_thread): Define. (add_inferior_to_list): New function. (for_each_inferior): New function. (change_inferior_id): New function. (add_inferior): Removed. (remove_inferior): New function. (add_thread): New function. (free_one_thread): New function. (remove_thread): New function. (clear_inferiors): Use for_each_inferior and free_one_thread. (find_inferior): New function. (find_inferior_id): New function. (inferior_target_data): Update argument type. (set_inferior_target_data): Likewise. (inferior_regcache_data): Likewise. (set_inferior_regcache_data): Likewise. * gdbserver/linux-low.c (linux_bp_reinsert): Remove. (all_processes, stopping_threads, using_thrads) (struct pending_signals, debug_threads, pid_of): New. (inferior_pid): Replace with macro. (struct inferior_linux_data): Remove. (get_stop_pc, add_process): New functions. (linux_create_inferior): Restore SIGRTMIN+1 before calling exec. Use add_process and add_thread. (linux_attach_lwp): New function, based on old linux_attach. Use add_process and add_thread. Set stop_expected for new threads. (linux_attach): New function. (linux_kill_one_process): New function. (linux_kill): Kill all LWPs. (linux_thread_alive): Use find_inferior_id. (check_removed_breakpoints, status_pending_p): New functions. (linux_wait_for_process): Renamed from linux_wait_for_one_inferior. Update. Use WNOHANG. Wait for cloned processes also. Update process struct for the found process. (linux_wait_for_event): New function. (linux_wait): Use it. Support LWPs. (send_sigstop, wait_for_sigstop, stop_all_processes) (linux_resume_one_process, linux_continue_one_process): New functions. (linux_resume): Support LWPs. (REGISTER_RAW_SIZE): Remove. (fetch_register): Use register_size instead. Call supply_register. (usr_store_inferior_registers): Likewise. Call collect_register. Fix recursive case. (regsets_fetch_inferior_registers): Improve error message. (regsets_store_inferior_registers): Add debugging. (linux_look_up_symbols): Call thread_db_init if USE_THREAD_DB. (unstopped_p, linux_signal_pid): New functions. (linux_target_ops): Add linux_signal_pid. (linux_init_signals): New function. (initialize_low): Call it. Initialize using_threads. * gdbserver/regcache.c (inferior_regcache_data): Add valid flag. (get_regcache): Fetch registers lazily. Add fetch argument and update all callers. (regcache_invalidate_one, regcache_invalidate): New functions. (new_register_cache): Renamed from create_register_cache. Return the new regcache. (free_register_cache): Change argument to a void *. (registers_to_string, registers_from_string): Call get_regcache with fetch flag set. (register_data): Make static. Pass fetch flag to get_regcache. (supply_register): Call get_regcache with fetch flag clear. (collect_register): Call get_regcache with fetch flag set. (collect_register_as_string): New function. * gdbserver/regcache.h: Update. * gdbserver/remote-utils.c (putpkt): Flush after debug output and use stderr. Handle input interrupts while waiting for an ACK. (input_interrupt): Use signal_pid method. (getpkt): Flush after debug output and use stderr. (outreg): Use collect_register_as_string. (new_thread_notify, dead_thread_notify): New functions. (prepare_resume_reply): Check using_threads. Set thread_from_wait and general_thread. (look_up_one_symbol): Flush after debug output. * gdbserver/server.c (step_thread, server_waiting): New variables. (start_inferior): Don't use signal_pid. Update call to mywait. (attach_inferior): Update call to mywait. (handle_query): Handle qfThreadInfo and qsThreadInfo. (main): Don't fetch/store registers explicitly. Use set_desired_inferior. Support proposed ``Hs'' packet. Update calls to mywait. * gdbserver/server.h: Update. (struct inferior_list, struct_inferior_list_entry): New. * gdbserver/target.c (set_desired_inferior): New. (write_inferior_memory): Constify. (mywait): New function. * gdbserver/target.h: Update. (struct target_ops): New signal_pid method. (mywait): Removed macro, added prototype. * gdbserver/linux-low.h (regset_func): Removed. (regset_fill_func, regset_store_func): New. (enum regset_type): New. (struct regset_info): Add type field. Use new operation types. (struct linux_target_ops): stop_pc renamed to get_pc. Add decr_pc_after_break and breakpoint_at. (get_process, get_thread_proess, get_process_thread) (strut process_info, all_processes, linux_attach_lwp) (thread_db_init): New. * gdbserver/linux-arm-low.c (arm_get_pc, arm_set_pc, arm_breakpoint, arm_breakpoint_len, arm_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-i386-low.c (i386_store_gregset, i386_store_fpregset) (i386_store_fpxregset): Constify. (target_regsets): Add new kind identifier. (i386_get_pc): Renamed from i386_stop_pc. Simplify. (i386_set_pc): Add debugging. (i386_breakpoint_at): New function. (the_low_target): Add new members. * gdbserver/linux-mips-low.c (mips_get_pc, mips_set_pc) (mips_breakpoint, mips_breakpoint_len, mips_reinsert_addr) (mips_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-ppc-low.c (ppc_get_pc, ppc_set_pc) (ppc_breakpoint, ppc_breakpoint_len, ppc_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-sh-low.c (sh_get_pc, sh_set_pc) (sh_breakpoint, sh_breakpoint_len, sh_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-x86-64-low.c (target_regsets): Add new kind identifier.
2002-06-11 17:32:40 +00:00
FP_REGS,
x86_64_fill_fpregset, x86_64_store_fpregset },
2002-06-11 Daniel Jacobowitz <drow@mvista.com> * gdbserver/thread-db.c: New file. * gdbserver/proc-service.c: New file. * gdbserver/acinclude.m4: New file. * gdbserver/Makefile.in: Add GDBSERVER_LIBS, gdb_proc_service_h, proc-service.o, and thread-db.o. (linux-low.o): Add USE_THREAD_DB. * gdbserver/acconfig.h: Add HAVE_PRGREGSET_T, HAVE_PRFPREGSET_T, HAVE_LWPID_T, HAVE_PSADDR_T, and PRFPREGSET_T_BROKEN. * gdbserver/aclocal.m4: Regenerated. * gdbserver/config.in: Regenerated. * gdbserver/configure: Regenerated. * gdbserver/configure.in: Check for proc_service.h, sys/procfs.h, thread_db.h, and linux/elf.h headrs. Check for lwpid_t, psaddr_t, prgregset_t, prfpregset_t, and PRFPREGSET_T_BROKEN. Introduce srv_thread_depfiles and USE_THREAD_DB. Check for -lthread_db and thread support. * gdbserver/configure.srv: Enable thread_db support for ARM, i386, MIPS, PowerPC, and SuperH. * gdbserver/i387-fp.c: Constify arguments. * gdbserver/i387-fp.h: Likewise. * gdbserver/inferiors.c: (struct thread_info): Renamed from `struct inferior_info'. Remove PID member. Use generic inferior list header. All uses updated. (inferiors, signal_pid): Removed. (all_threads): New variable. (get_thread): Define. (add_inferior_to_list): New function. (for_each_inferior): New function. (change_inferior_id): New function. (add_inferior): Removed. (remove_inferior): New function. (add_thread): New function. (free_one_thread): New function. (remove_thread): New function. (clear_inferiors): Use for_each_inferior and free_one_thread. (find_inferior): New function. (find_inferior_id): New function. (inferior_target_data): Update argument type. (set_inferior_target_data): Likewise. (inferior_regcache_data): Likewise. (set_inferior_regcache_data): Likewise. * gdbserver/linux-low.c (linux_bp_reinsert): Remove. (all_processes, stopping_threads, using_thrads) (struct pending_signals, debug_threads, pid_of): New. (inferior_pid): Replace with macro. (struct inferior_linux_data): Remove. (get_stop_pc, add_process): New functions. (linux_create_inferior): Restore SIGRTMIN+1 before calling exec. Use add_process and add_thread. (linux_attach_lwp): New function, based on old linux_attach. Use add_process and add_thread. Set stop_expected for new threads. (linux_attach): New function. (linux_kill_one_process): New function. (linux_kill): Kill all LWPs. (linux_thread_alive): Use find_inferior_id. (check_removed_breakpoints, status_pending_p): New functions. (linux_wait_for_process): Renamed from linux_wait_for_one_inferior. Update. Use WNOHANG. Wait for cloned processes also. Update process struct for the found process. (linux_wait_for_event): New function. (linux_wait): Use it. Support LWPs. (send_sigstop, wait_for_sigstop, stop_all_processes) (linux_resume_one_process, linux_continue_one_process): New functions. (linux_resume): Support LWPs. (REGISTER_RAW_SIZE): Remove. (fetch_register): Use register_size instead. Call supply_register. (usr_store_inferior_registers): Likewise. Call collect_register. Fix recursive case. (regsets_fetch_inferior_registers): Improve error message. (regsets_store_inferior_registers): Add debugging. (linux_look_up_symbols): Call thread_db_init if USE_THREAD_DB. (unstopped_p, linux_signal_pid): New functions. (linux_target_ops): Add linux_signal_pid. (linux_init_signals): New function. (initialize_low): Call it. Initialize using_threads. * gdbserver/regcache.c (inferior_regcache_data): Add valid flag. (get_regcache): Fetch registers lazily. Add fetch argument and update all callers. (regcache_invalidate_one, regcache_invalidate): New functions. (new_register_cache): Renamed from create_register_cache. Return the new regcache. (free_register_cache): Change argument to a void *. (registers_to_string, registers_from_string): Call get_regcache with fetch flag set. (register_data): Make static. Pass fetch flag to get_regcache. (supply_register): Call get_regcache with fetch flag clear. (collect_register): Call get_regcache with fetch flag set. (collect_register_as_string): New function. * gdbserver/regcache.h: Update. * gdbserver/remote-utils.c (putpkt): Flush after debug output and use stderr. Handle input interrupts while waiting for an ACK. (input_interrupt): Use signal_pid method. (getpkt): Flush after debug output and use stderr. (outreg): Use collect_register_as_string. (new_thread_notify, dead_thread_notify): New functions. (prepare_resume_reply): Check using_threads. Set thread_from_wait and general_thread. (look_up_one_symbol): Flush after debug output. * gdbserver/server.c (step_thread, server_waiting): New variables. (start_inferior): Don't use signal_pid. Update call to mywait. (attach_inferior): Update call to mywait. (handle_query): Handle qfThreadInfo and qsThreadInfo. (main): Don't fetch/store registers explicitly. Use set_desired_inferior. Support proposed ``Hs'' packet. Update calls to mywait. * gdbserver/server.h: Update. (struct inferior_list, struct_inferior_list_entry): New. * gdbserver/target.c (set_desired_inferior): New. (write_inferior_memory): Constify. (mywait): New function. * gdbserver/target.h: Update. (struct target_ops): New signal_pid method. (mywait): Removed macro, added prototype. * gdbserver/linux-low.h (regset_func): Removed. (regset_fill_func, regset_store_func): New. (enum regset_type): New. (struct regset_info): Add type field. Use new operation types. (struct linux_target_ops): stop_pc renamed to get_pc. Add decr_pc_after_break and breakpoint_at. (get_process, get_thread_proess, get_process_thread) (strut process_info, all_processes, linux_attach_lwp) (thread_db_init): New. * gdbserver/linux-arm-low.c (arm_get_pc, arm_set_pc, arm_breakpoint, arm_breakpoint_len, arm_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-i386-low.c (i386_store_gregset, i386_store_fpregset) (i386_store_fpxregset): Constify. (target_regsets): Add new kind identifier. (i386_get_pc): Renamed from i386_stop_pc. Simplify. (i386_set_pc): Add debugging. (i386_breakpoint_at): New function. (the_low_target): Add new members. * gdbserver/linux-mips-low.c (mips_get_pc, mips_set_pc) (mips_breakpoint, mips_breakpoint_len, mips_reinsert_addr) (mips_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-ppc-low.c (ppc_get_pc, ppc_set_pc) (ppc_breakpoint, ppc_breakpoint_len, ppc_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-sh-low.c (sh_get_pc, sh_set_pc) (sh_breakpoint, sh_breakpoint_len, sh_breakpoint_at): New. (the_low_target): Add new members. * gdbserver/linux-x86-64-low.c (target_regsets): Add new kind identifier.
2002-06-11 17:32:40 +00:00
{ 0, 0, -1, -1, NULL, NULL }
};
2002-04-09 Daniel Jacobowitz <drow@mvista.com> * linux-low.h: Remove obsolete prototypes. (struct linux_target_ops): New. (extern the_low_target): New. * linux-low.c (num_regs, regmap): Remove declarations. (register_addr): Use the_low_target explicitly. (fetch_register): Likewise. (usr_fetch_inferior_registers): Likewise. (usr_store_inferior_registers): Likewise. * linux-arm-low.c (num_regs): Remove. (arm_num_regs): Define. (arm_regmap): Renamed from regmap, made static. (arm_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (arm_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-i386-low.c (num_regs): Remove. (i386_num_regs): Define. (i386_regmap): Renamed from regmap, made static. (i386_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (i386_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ia64-low.c (num_regs): Remove. (ia64_num_regs): Define. (ia64_regmap): Renamed from regmap, made static. (ia64_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ia64_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-m68k-low.c (num_regs): Remove. (m68k_num_regs): Define. (m68k_regmap): Renamed from regmap, made static. (m68k_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (m68k_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-mips-low.c (num_regs): Remove. (mips_num_regs): Define. (mips_regmap): Renamed from regmap, made static. (mips_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (mips_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ppc-low.c (num_regs): Remove. (ppc_num_regs): Define. (ppc_regmap): Renamed from regmap, made static. (ppc_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ppc_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-s390-low.c (num_regs): Remove. (s390_num_regs): Define. (s390_regmap): Renamed from regmap, made static. (s390_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (s390_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-sh-low.c (num_regs): Remove. (sh_num_regs): Define. (sh_regmap): Renamed from regmap, made static. (sh_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (sh_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-x86-64-low.c (x86_64_regmap): Renamed from regmap. (the_low_target): New.
2002-04-09 22:44:43 +00:00
static const unsigned char x86_64_breakpoint[] = { 0xCC };
#define x86_64_breakpoint_len 1
extern int debug_threads;
static CORE_ADDR
x86_64_get_pc ()
{
unsigned long pc;
collect_register_by_name ("rip", &pc);
if (debug_threads)
fprintf (stderr, "stop pc (before any decrement) is %08lx\n", pc);
return pc;
}
static void
x86_64_set_pc (CORE_ADDR newpc)
{
if (debug_threads)
fprintf (stderr, "set pc to %08lx\n", (long) newpc);
supply_register_by_name ("rip", &newpc);
}
static int
x86_64_breakpoint_at (CORE_ADDR pc)
{
unsigned char c;
read_inferior_memory (pc, &c, 1);
if (c == 0xCC)
return 1;
return 0;
}
2002-04-09 Daniel Jacobowitz <drow@mvista.com> * linux-low.h: Remove obsolete prototypes. (struct linux_target_ops): New. (extern the_low_target): New. * linux-low.c (num_regs, regmap): Remove declarations. (register_addr): Use the_low_target explicitly. (fetch_register): Likewise. (usr_fetch_inferior_registers): Likewise. (usr_store_inferior_registers): Likewise. * linux-arm-low.c (num_regs): Remove. (arm_num_regs): Define. (arm_regmap): Renamed from regmap, made static. (arm_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (arm_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-i386-low.c (num_regs): Remove. (i386_num_regs): Define. (i386_regmap): Renamed from regmap, made static. (i386_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (i386_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ia64-low.c (num_regs): Remove. (ia64_num_regs): Define. (ia64_regmap): Renamed from regmap, made static. (ia64_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ia64_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-m68k-low.c (num_regs): Remove. (m68k_num_regs): Define. (m68k_regmap): Renamed from regmap, made static. (m68k_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (m68k_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-mips-low.c (num_regs): Remove. (mips_num_regs): Define. (mips_regmap): Renamed from regmap, made static. (mips_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (mips_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ppc-low.c (num_regs): Remove. (ppc_num_regs): Define. (ppc_regmap): Renamed from regmap, made static. (ppc_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ppc_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-s390-low.c (num_regs): Remove. (s390_num_regs): Define. (s390_regmap): Renamed from regmap, made static. (s390_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (s390_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-sh-low.c (num_regs): Remove. (sh_num_regs): Define. (sh_regmap): Renamed from regmap, made static. (sh_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (sh_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-x86-64-low.c (x86_64_regmap): Renamed from regmap. (the_low_target): New.
2002-04-09 22:44:43 +00:00
struct linux_target_ops the_low_target = {
-1,
NULL,
NULL,
NULL,
x86_64_get_pc,
x86_64_set_pc,
x86_64_breakpoint,
x86_64_breakpoint_len,
NULL,
1,
x86_64_breakpoint_at,
XML feature description support. * NEWS: Mention target descriptions, "set tdesc filename", "unset tdesc filename", "show tdesc filename", and qXfer:features:read. * arch-utils.c (choose_architecture_for_target): New function. (gdbarch_info_fill): Call it. * target-descriptions.c (struct property): Make members non-const. (struct target_desc): Add arch member. (target_description_filename): New variable. (target_find_description): Try via XML first. (tdesc_architecture): New. (free_target_description, make_cleanup_free_target_description): New. (set_tdesc_property): Call xstrdup. (set_tdesc_architecture, tdesc_set_cmdlist, tdesc_show_cmdlist) (tdesc_unset_cmdlist, unset_tdesc_cmd, unset_tdesc_filename_cmd) (set_tdesc_cmd, show_tdesc_cmd, set_tdesc_filename_cmd) (show_tdesc_filename_cmd, _initialize_target_descriptions): New. * target-descriptions.h (tdesc_architecture) (make_cleanup_free_target_description, set_tdesc_architecture): New prototypes. * Makefile.in (SFILES): Add xml-tdesc.c. (COMMON_OBS): Add xml-tdesc.o. (target-descriptions.o): Update. (xml-tdesc.o): New rule. * xml-tdesc.c, xml-tdesc.h: New files. * remote.c (PACKET_qXfer_features): New enum. (remote_protocol_features): Add qXfer:features:read. (remote_xfer_partial): Handle TARGET_OBJECT_AVAILABLE_FEATURES. (_initialize_remote): Register qXfer:features:read. * target.h (enum target_object): Add TARGET_OBJECT_AVAILABLE_FEATURES. * features/gdb-target.dtd: New file. * linux-i386-low.c (the_low_target): Set arch_string. * linux-x86-64-low.c (the_low_target): Likewise. * linux-low.c (linux_arch_string): New. (linux_target_ops): Add it. * linux-low.h (struct linux_target_ops): Add arch_string. * server.c (write_qxfer_response): Use const void * for DATA. (get_features_xml): New. (handle_query): Handle qXfer:features:read. Report it for qSupported. * target.h (struct target_ops): Add arch_string method. * gdb.texinfo (Target Descriptions): New section. (General Query Packets): Add QPassSignals anchor. Mention qXfer:features:read under qSupported. Expand mentions of qXfer:memory-map:read and QPassSignals. Document qXfer:features:read.
2007-01-09 22:55:10 +00:00
NULL,
NULL,
NULL,
NULL,
0,
"i386:x86-64",
2002-04-09 Daniel Jacobowitz <drow@mvista.com> * linux-low.h: Remove obsolete prototypes. (struct linux_target_ops): New. (extern the_low_target): New. * linux-low.c (num_regs, regmap): Remove declarations. (register_addr): Use the_low_target explicitly. (fetch_register): Likewise. (usr_fetch_inferior_registers): Likewise. (usr_store_inferior_registers): Likewise. * linux-arm-low.c (num_regs): Remove. (arm_num_regs): Define. (arm_regmap): Renamed from regmap, made static. (arm_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (arm_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-i386-low.c (num_regs): Remove. (i386_num_regs): Define. (i386_regmap): Renamed from regmap, made static. (i386_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (i386_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ia64-low.c (num_regs): Remove. (ia64_num_regs): Define. (ia64_regmap): Renamed from regmap, made static. (ia64_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ia64_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-m68k-low.c (num_regs): Remove. (m68k_num_regs): Define. (m68k_regmap): Renamed from regmap, made static. (m68k_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (m68k_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-mips-low.c (num_regs): Remove. (mips_num_regs): Define. (mips_regmap): Renamed from regmap, made static. (mips_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (mips_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-ppc-low.c (num_regs): Remove. (ppc_num_regs): Define. (ppc_regmap): Renamed from regmap, made static. (ppc_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (ppc_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-s390-low.c (num_regs): Remove. (s390_num_regs): Define. (s390_regmap): Renamed from regmap, made static. (s390_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (s390_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-sh-low.c (num_regs): Remove. (sh_num_regs): Define. (sh_regmap): Renamed from regmap, made static. (sh_cannot_fetch_register): Renamed from cannot_fetch_register, made static. (sh_cannot_store_register): Renamed from cannot_store_register, made static. (the_low_target): New. * linux-x86-64-low.c (x86_64_regmap): Renamed from regmap. (the_low_target): New.
2002-04-09 22:44:43 +00:00
};