/* Native-dependent code for modern i386 BSD's.
- Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008
+ 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"
#include "i386-tdep.h"
#include "i387-tdep.h"
+#include "i386bsd-nat.h"
+#include "inf-ptrace.h"
\f
/* In older BSD versions we cannot get at some of the segment
/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
for all registers (including the floating point registers). */
-void
-fetch_inferior_registers (int regnum)
+static void
+i386bsd_fetch_inferior_registers (struct regcache *regcache, int regnum)
{
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
struct reg regs;
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) ®s, 0) == -1)
- perror_with_name ("Couldn't get registers");
+ (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;
}
if (have_ptrace_xmmregs != 0
&& ptrace(PT_GETXMMREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) xmmregs, 0) == 0)
+ (PTRACE_TYPE_ARG3) xmmregs, 0) == 0)
{
have_ptrace_xmmregs = 1;
- i387_supply_fxsave (current_regcache, -1, xmmregs);
+ i387_supply_fxsave (regcache, -1, xmmregs);
}
else
{
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
- perror_with_name ("Couldn't get floating point status");
+ (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_ARG3_TYPE) &fpregs, 0) == -1)
- perror_with_name ("Couldn't get floating point status");
+ (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
}
}
/* Store register REGNUM back into the inferior. If REGNUM is -1, do
this for all registers (including the floating point registers). */
-void
-store_inferior_registers (int regnum)
+static void
+i386bsd_store_inferior_registers (struct regcache *regcache, int regnum)
{
if (regnum == -1 || GETREGS_SUPPLIES (regnum))
{
struct reg regs;
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) ®s, 0) == -1)
- perror_with_name ("Couldn't get registers");
+ (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_ARG3_TYPE) ®s, 0) == -1)
- perror_with_name ("Couldn't write registers");
+ (PTRACE_TYPE_ARG3) ®s, 0) == -1)
+ perror_with_name (_("Couldn't write registers"));
if (regnum != -1)
return;
if (have_ptrace_xmmregs != 0
&& ptrace(PT_GETXMMREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) xmmregs, 0) == 0)
+ (PTRACE_TYPE_ARG3) xmmregs, 0) == 0)
{
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_ARG3_TYPE) xmmregs, 0) == -1)
- perror_with_name ("Couldn't write XMM registers");
+ (PTRACE_TYPE_ARG3) xmmregs, 0) == -1)
+ perror_with_name (_("Couldn't write XMM registers"));
}
else
{
have_ptrace_xmmregs = 0;
#endif
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
- perror_with_name ("Couldn't get floating point status");
+ (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_ARG3_TYPE) &fpregs, 0) == -1)
- perror_with_name ("Couldn't write floating point status");
+ (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
+ perror_with_name (_("Couldn't write floating point status"));
#ifdef HAVE_PT_GETXMMREGS
}
#endif
}
}
+
+/* Create a prototype *BSD/i386 target. The client can override it
+ with local methods. */
+
+struct target_ops *
+i386bsd_target (void)
+{
+ struct target_ops *t;
+
+ t = inf_ptrace_target ();
+ t->to_fetch_registers = i386bsd_fetch_inferior_registers;
+ t->to_store_registers = i386bsd_store_inferior_registers;
+ return t;
+}
\f
/* Support for debug registers. */
struct dbreg dbregs;
if (ptrace (PT_GETDBREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) &dbregs, 0) == -1)
- perror_with_name ("Couldn't get debug registers");
+ (PTRACE_TYPE_ARG3) &dbregs, 0) == -1)
+ perror_with_name (_("Couldn't get debug registers"));
/* For some mysterious reason, some of the reserved bits in the
debug control register get set. Mask these off, otherwise the
DBREG_DRX ((&dbregs), regnum) = value;
if (ptrace (PT_SETDBREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) &dbregs, 0) == -1)
- perror_with_name ("Couldn't write debug registers");
+ (PTRACE_TYPE_ARG3) &dbregs, 0) == -1)
+ perror_with_name (_("Couldn't write debug registers"));
}
void
stuff to the target vector. For now, just return zero if the
ptrace call fails. */
if (ptrace (PT_GETDBREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) & dbregs, 0) == -1)
+ (PTRACE_TYPE_ARG3) &dbregs, 0) == -1)
#if 0
- perror_with_name ("Couldn't read debug registers");
+ perror_with_name (_("Couldn't read debug registers"));
#else
return 0;
#endif
#endif /* PT_GETDBREGS */
\f
-/* Support for the user struct. */
-
-/* Return the address register REGNUM. BLOCKEND is the value of
- u.u_ar0, which should point to the registers. */
-
-CORE_ADDR
-register_u_addr (CORE_ADDR blockend, int regnum)
-{
- gdb_assert (regnum >= 0 && regnum < ARRAY_SIZE (i386bsd_r_reg_offset));
-
- return blockend + i386bsd_r_reg_offset[regnum];
-}
-
-#include <sys/param.h>
-#include <sys/user.h>
-
-/* Return the size of the user struct. */
-
-int
-kernel_u_size (void)
-{
- return (sizeof (struct user));
-}
-\f
void
_initialize_i386bsd_nat (void)
{
#define SC_REG_OFFSET i386nbsd_sc_reg_offset
#elif defined (OpenBSD)
#define SC_REG_OFFSET i386obsd_sc_reg_offset
-#else
-#define SC_REG_OFFSET i386bsd_sc_reg_offset
#endif
+#ifdef SC_REG_OFFSET
+
/* We only check the program counter, stack pointer and frame
pointer since these members of `struct sigcontext' are essential
for providing backtraces. More checks could be added, but would
if (SC_PC_OFFSET != offset)
{
- warning ("\
+ warning (_("\
offsetof (struct sigcontext, sc_pc) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
offset, SC_PC_OFFSET);
}
if (SC_SP_OFFSET != offset)
{
- warning ("\
+ warning (_("\
offsetof (struct sigcontext, sc_sp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
offset, SC_SP_OFFSET);
}
if (SC_FP_OFFSET != offset)
{
- warning ("\
+ warning (_("\
offsetof (struct sigcontext, sc_fp) yields %d instead of %d.\n\
-Please report this to <bug-gdb@gnu.org>.",
+Please report this to <bug-gdb@gnu.org>."),
offset, SC_FP_OFFSET);
}
SC_FP_OFFSET = offset;
+
+#endif /* SC_REG_OFFSET */
}
projects / deliverable / binutils-gdb.git / blobdiff