bd37273160
* NEWS (New native configurations): Mention OpenBSD/sh. * configure.host: Add sh*-*-openbsd*. * shnbsd-nat.c: Include "inf-ptrace.h". (shnbsd_fetch_inferior_registers): Rename from fetch_inferior_registers. Make static. (shnbsd_store_inferior_registers): Rename from store_inferior_registers. Make static. (_initialize_shnbsd_nat): New function. * Makefile.in (shnbsd-nat.o): Update dependencies. * config/sh/nbsd.mh (NAT_CLIBS, NAT_FILE): Remove. (NATDEPFILES): Remove infptrace.o and inftarg.o. Add inf-ptrace.o.
95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
/* Native-dependent code for NetBSD/sh.
|
|
|
|
Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
|
|
|
|
Contributed by Wasabi Systems, 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 2 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, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
Boston, MA 02110-1301, USA. */
|
|
|
|
#include "defs.h"
|
|
#include "inferior.h"
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/ptrace.h>
|
|
#include <machine/reg.h>
|
|
|
|
#include "sh-tdep.h"
|
|
#include "shnbsd-tdep.h"
|
|
#include "inf-ptrace.h"
|
|
|
|
/* Determine if PT_GETREGS fetches this register. */
|
|
#define GETREGS_SUPPLIES(regno) \
|
|
(((regno) >= R0_REGNUM && (regno) <= (R0_REGNUM + 15)) \
|
|
|| (regno) == PC_REGNUM || (regno) == PR_REGNUM \
|
|
|| (regno) == MACH_REGNUM || (regno) == MACL_REGNUM \
|
|
|| (regno) == SR_REGNUM)
|
|
|
|
static void
|
|
shnbsd_fetch_inferior_registers (int regno)
|
|
{
|
|
if (regno == -1 || GETREGS_SUPPLIES (regno))
|
|
{
|
|
struct reg inferior_registers;
|
|
|
|
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_TYPE_ARG3) &inferior_registers, 0) == -1)
|
|
perror_with_name (_("Couldn't get registers"));
|
|
|
|
shnbsd_supply_reg ((char *) &inferior_registers, regno);
|
|
|
|
if (regno != -1)
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
shnbsd_store_inferior_registers (int regno)
|
|
{
|
|
if (regno == -1 || GETREGS_SUPPLIES (regno))
|
|
{
|
|
struct reg inferior_registers;
|
|
|
|
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_TYPE_ARG3) &inferior_registers, 0) == -1)
|
|
perror_with_name (_("Couldn't get registers"));
|
|
|
|
shnbsd_fill_reg ((char *) &inferior_registers, regno);
|
|
|
|
if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_TYPE_ARG3) &inferior_registers, 0) == -1)
|
|
perror_with_name (_("Couldn't set registers"));
|
|
|
|
if (regno != -1)
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Provide a prototype to silence -Wmissing-prototypes. */
|
|
void _initialize_shnbsd_nat (void);
|
|
|
|
void
|
|
_initialize_shnbsd_nat (void)
|
|
{
|
|
struct target_ops *t;
|
|
|
|
t = inf_ptrace_target ();
|
|
t->to_fetch_registers = shnbsd_fetch_inferior_registers;
|
|
t->to_store_registers = shnbsd_store_inferior_registers;
|
|
add_target (t);
|
|
}
|