old-cross-binutils/gdb/amd64bsd-nat.c
Pedro Alves 28439f5ef7 * corelow.c (get_core_registers): Adjust.
(core_file_thread_alive): Rename to...
	(core_thread_alive): ... this.
	(core_pid_to_str): Try gdbarch_core_pid_to_str first.
	(init_core_ops): Adjust.
	(coreops_suppress_target): Delete.
	(_initialize_corelow): Unconditionally add core_ops.
	* procfs.c: Include "inf-child.h".
	(procfs_ops): Delete.
	(init_procfs_ops): Delete.  Reimplement as...
	(procfs_target): ... this, inheriting from inf-child.
	(procfs_attach, procfs_detach, procfs_fetch_registers): Adjust.
	(procfs_prepare_to_store): Delete.
	(procfs_store_registers, procfs_resume): Adjust.
	(procfs_open): Delete.
	(procfs_suppress_run): Delete.
	(procfs_can_run): Delete.
	(procfs_mourn_inferior): Adjust.
	(procfs_init_inferior): Add target_ops parameter.  Adjust.
	(procfs_create_inferior): Don't pass procfs_init_inferior to
	fork_inferior.  Instead call it after fork_inferior returns.
	(procfs_find_new_threads): Adjust.
	(_initialize_procfs): Adjust to use procfs_target instead of
	init_procfs_ops.
	* sol-thread.c (orig_core_ops, sol_core_ops): Delete.
	(lwp_to_thread): Use target_thread_alive.
	(sol_thread_open): Delete.
	(sol_thread_attach): Delete.
	(sol_thread_detach, sol_thread_resume, sol_thread_wait)
	(sol_thread_fetch_registers, sol_thread_store_registers): Adjust
	to use find_target_beneath.
	(sol_thread_prepare_to_store, sol_thread_xfer_memory): Delete.
	(sol_thread_xfer_partial): Adjust to use find_target_beneath.
	(sol_thread_files_info, sol_thread_kill_inferior): Delete.
	(check_for_thread_db): New.
	(sol_thread_notice_signals, sol_thread_create_inferior): Delete.
	(sol_thread_new_objfile): Call check_for_thread_db.
	(sol_thread_mourn_inferior): Adjust to use find_target_beneath.
	(sol_thread_can_run): Delete.
	(sol_thread_alive): Adjust to use find_target_beneath.
	(sol_thread_stop): Delete.
	(rw_common): Use target_write_memory or target_read_memory.
	(ps_lgetregs, ps_lgetfpregs): Use target_fetch_registers.
	(ps_lsetregs, ps_lsetfpregs): Use target_store_registers.
	(solaris_pid_to_str): Remove check for libthread_db initialization
	failing.
	(sol_find_new_threads): Remove check for libthread_db
	initialization failing, or for an invalid inferior_ptid.  Adjust
	to use find_target_beneath.
	(sol_core_open, sol_core_close, sol_core_detach,
	sol_core_files_info, sol_find_memory_regions,
	sol_make_note_section, ignore): Delete.
	(init_sol_thread_ops): Make it a thread_stratum target.  Remove
	unneeded callback settings.
	(init_sol_core_ops): Delete.
	(_initialize_sol_thread): No longer call init_sol_core_ops, set
	procfs_suppress_run, or hack with core_ops.

	* target.h (struct target_ops): Add a target_ops * parameter to
	to_resume, to_fetch_registers, to_store_registers, to_thread_alive
	and to_find_new_threads.
	(target_fetch_registers, target_store_registers)
	(target_thread_alive, target_find_new_threads): Redeclare as
	function.

	* target.c (update_current_target): Do not inherit or de_fault
	to_resume, to_fetch_registers, to_store_registers,
	to_thread_alive, to_find_new_threads.
	(target_resume): Adjust.
	(target_thread_alive, target_find_new_threads): New.
	(debug_to_resume, debug_to_fetch_registers): Delete.
	(target_fetch_registers): New.
	(debug_to_store_registers): Delete.
	(target_store_registers): New.
	(debug_to_thread_alive, debug_to_find_new_threads): Delete.
	(setup_target_debug): Adjust.

	* gdbcore.h (core_ops): Delete declaration.

	* inf-ptrace.c, linux-nat.c, remote.c, amd64-linux-nat.c,
	inf-child.c, linux-thread-db.c, bsd-uthread.c, inf-ttrace.c,
	i386-sol2-tdep.c, darwin-nat.c, gnu-nat.c, go32-nat.c,
	hpux-thread.c, i386-linux-nat.c, i386fbsd-nat.c, monitor.c,
	nto-procfs.c, remote-m32r-sdi.c, remote-mips.c, windows-nat.c,
	alphabsd-nat.c, amd64bsd-nat.c, arm-linux-nat.c, armnbsd-nat.c,
	bsd-kvm.c, hppa-hpux-nat.c, hppa-linux-nat.c, hppabsd-nat.c,
	hppanbsd-nat.c, i386-darwin-nat.c, i386bsd-nat.c,
	ia64-linux-nat.c, m32r-linux-nat.c, m68kbsd-nat.c,
	m68klinux-nat.c, m88kbsd-nat.c, mips-linux-nat.c,
	mips64obsd-nat.c, mipsnbsd-nat.c, ppc-linux-nat.c, ppcnbsd-nat.c,
	ppcobsd-nat.c, remote-sim.c, rs6000-nat.c, s390-nat.c,
	shnbsd-nat.c, sparc-nat.c, sparc-nat.h, spu-linux-nat.c,
	vaxbsd-nat.c, xtensa-linux-nat.c: Adjust to target_ops changes.

	* gdbarch.sh (core_pid_to_str): New gdbarch callback.
	* gdbarch.h, gdbarch.c: Regenerate.

	* sol2-tdep.c: Include "inferior.h".
	(sol2_core_pid_to_str): New.
	* sol2-tdep.h (sol2_core_pid_to_str): Declare.

	* amd64-sol2-tdep.c (amd64_sol2_init_abi): Set it.
	* sparc-sol2-tdep.c (sparc32_sol2_init_abi): Set it.
	* sparc64-sol2-tdep.c (sparc64_sol2_init_abi): Set it.
	* i386-sol2-tdep.c (i386_sol2_init_abi): Set it.
2009-02-23 00:03:50 +00:00

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/* Native-dependent code for AMD64 BSD's.
Copyright (C) 2003, 2004, 2007, 2008, 2009 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 "defs.h"
#include "inferior.h"
#include "regcache.h"
#include "target.h"
/* We include <signal.h> to make sure `struct fxsave64' is defined on
NetBSD, since NetBSD's <machine/reg.h> needs it. */
#include "gdb_assert.h"
#include <signal.h>
#include <sys/types.h>
#include <sys/ptrace.h>
#include <machine/reg.h>
#include "amd64-tdep.h"
#include "amd64-nat.h"
#include "inf-ptrace.h"
/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
for all registers (including the floating-point registers). */
static void
amd64bsd_fetch_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regnum)
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
if (regnum == -1 || amd64_native_gregset_supplies_p (gdbarch, regnum))
{
struct reg regs;
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &regs, 0) == -1)
perror_with_name (_("Couldn't get registers"));
amd64_supply_native_gregset (regcache, &regs, -1);
if (regnum != -1)
return;
}
if (regnum == -1 || !amd64_native_gregset_supplies_p (gdbarch, regnum))
{
struct fpreg fpregs;
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
amd64_supply_fxsave (regcache, -1, &fpregs);
}
}
/* Store register REGNUM back into the inferior. If REGNUM is -1, do
this for all registers (including the floating-point registers). */
static void
amd64bsd_store_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regnum)
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
if (regnum == -1 || amd64_native_gregset_supplies_p (gdbarch, regnum))
{
struct reg regs;
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &regs, 0) == -1)
perror_with_name (_("Couldn't get registers"));
amd64_collect_native_gregset (regcache, &regs, regnum);
if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &regs, 0) == -1)
perror_with_name (_("Couldn't write registers"));
if (regnum != -1)
return;
}
if (regnum == -1 || !amd64_native_gregset_supplies_p (gdbarch, regnum))
{
struct fpreg fpregs;
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
amd64_collect_fxsave (regcache, regnum, &fpregs);
if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't write floating point status"));
}
}
/* Create a prototype *BSD/amd64 target. The client can override it
with local methods. */
struct target_ops *
amd64bsd_target (void)
{
struct target_ops *t;
t = inf_ptrace_target ();
t->to_fetch_registers = amd64bsd_fetch_inferior_registers;
t->to_store_registers = amd64bsd_store_inferior_registers;
return t;
}