/* Native-dependent code for modern i386 BSD's.
- Copyright 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation, Inc.
+ Copyright (C) 2000-2013 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 2 of the License, or
+ 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,
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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "inferior.h"
for all registers (including the floating point registers). */
static void
-i386bsd_fetch_inferior_registers (int regnum)
+i386bsd_fetch_inferior_registers (struct target_ops *ops,
+ struct regcache *regcache, int regnum)
{
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
(PTRACE_TYPE_ARG3) ®s, 0) == -1)
perror_with_name (_("Couldn't get registers"));
- i386bsd_supply_gregset (current_regcache, ®s);
+ i386bsd_supply_gregset (regcache, ®s);
if (regnum != -1)
return;
}
(PTRACE_TYPE_ARG3) xmmregs, 0) == 0)
{
have_ptrace_xmmregs = 1;
- i387_supply_fxsave (current_regcache, -1, xmmregs);
+ i387_supply_fxsave (regcache, -1, xmmregs);
}
else
{
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
- i387_supply_fsave (current_regcache, -1, &fpregs);
+ i387_supply_fsave (regcache, -1, &fpregs);
}
#else
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
- i387_supply_fsave (current_regcache, -1, &fpregs);
+ i387_supply_fsave (regcache, -1, &fpregs);
#endif
}
}
this for all registers (including the floating point registers). */
static void
-i386bsd_store_inferior_registers (int regnum)
+i386bsd_store_inferior_registers (struct target_ops *ops,
+ struct regcache *regcache, int regnum)
{
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
(PTRACE_TYPE_ARG3) ®s, 0) == -1)
perror_with_name (_("Couldn't get registers"));
- i386bsd_collect_gregset (current_regcache, ®s, regnum);
+ i386bsd_collect_gregset (regcache, ®s, regnum);
if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) ®s, 0) == -1)
{
have_ptrace_xmmregs = 1;
- i387_collect_fxsave (current_regcache, regnum, xmmregs);
+ i387_collect_fxsave (regcache, regnum, xmmregs);
if (ptrace (PT_SETXMMREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) xmmregs, 0) == -1)
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
perror_with_name (_("Couldn't get floating point status"));
- i387_collect_fsave (current_regcache, regnum, &fpregs);
+ i387_collect_fsave (regcache, regnum, &fpregs);
if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
(PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
#define DBREG_DRX(d, x) ((&d->dr0)[x])
#endif
+static unsigned long
+i386bsd_dr_get (ptid_t ptid, int regnum)
+{
+ struct dbreg dbregs;
+
+ if (ptrace (PT_GETDBREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &dbregs, 0) == -1)
+ perror_with_name (_("Couldn't read debug registers"));
+
+ return DBREG_DRX ((&dbregs), regnum);
+}
+
static void
i386bsd_dr_set (int regnum, unsigned int value)
{
i386bsd_dr_set (regnum, addr);
}
-void
-i386bsd_dr_reset_addr (int regnum)
+CORE_ADDR
+i386bsd_dr_get_addr (int regnum)
{
- gdb_assert (regnum >= 0 && regnum <= 4);
-
- i386bsd_dr_set (regnum, 0);
+ return i386bsd_dr_get (inferior_ptid, regnum);
}
unsigned long
i386bsd_dr_get_status (void)
{
- struct dbreg dbregs;
-
- /* FIXME: kettenis/2001-03-31: Calling perror_with_name if the
- ptrace call fails breaks debugging remote targets. The correct
- way to fix this is to add the hardware breakpoint and watchpoint
- stuff to the target vector. For now, just return zero if the
- ptrace call fails. */
- if (ptrace (PT_GETDBREGS, PIDGET (inferior_ptid),
- (PTRACE_TYPE_ARG3) &dbregs, 0) == -1)
-#if 0
- perror_with_name (_("Couldn't read debug registers"));
-#else
- return 0;
-#endif
+ return i386bsd_dr_get (inferior_ptid, 6);
+}
- return DBREG_DRX ((&dbregs), 6);
+unsigned long
+i386bsd_dr_get_control (void)
+{
+ return i386bsd_dr_get (inferior_ptid, 7);
}
#endif /* PT_GETDBREGS */
\f
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_i386bsd_nat (void);
+
void
_initialize_i386bsd_nat (void)
{