/* Low level interface to i386 running the GNU Hurd.
- Copyright (C) 1992, 1995, 1996, 1998, 2000, 2001, 2004, 2007
+ Copyright (C) 1992, 1995, 1996, 1998, 2000, 2001, 2004, 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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "inferior.h"
};
#define REG_ADDR(state, regnum) ((char *)(state) + reg_offset[regnum])
+#define CREG_ADDR(state, regnum) ((const char *)(state) + reg_offset[regnum])
\f
/* Get the whole floating-point state of THREAD and record the values
of the corresponding (pseudo) registers. */
static void
-fetch_fpregs (struct proc *thread)
+fetch_fpregs (struct regcache *regcache, struct proc *thread)
{
mach_msg_type_number_t count = i386_FLOAT_STATE_COUNT;
struct i386_float_state state;
if (!state.initialized)
{
/* The floating-point state isn't initialized. */
- i387_supply_fsave (current_regcache, -1, NULL);
+ i387_supply_fsave (regcache, -1, NULL);
}
else
{
/* Supply the floating-point registers. */
- i387_supply_fsave (current_regcache, -1, state.hw_state);
+ i387_supply_fsave (regcache, -1, state.hw_state);
}
}
/* These two calls are used by the core-regset.c code for
reading ELF core files. */
void
-supply_gregset (gdb_gregset_t *gregs)
+supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregs)
{
int i;
for (i = 0; i < I386_NUM_GREGS; i++)
- regcache_raw_supply (current_regcache, i, REG_ADDR (gregs, i));
+ regcache_raw_supply (regcache, i, CREG_ADDR (gregs, i));
}
void
-supply_fpregset (gdb_fpregset_t *fpregs)
+supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregs)
{
- i387_supply_fsave (current_regcache, -1, fpregs);
+ i387_supply_fsave (regcache, -1, fpregs);
}
#endif
/* Fetch register REGNO, or all regs if REGNO is -1. */
void
-gnu_fetch_registers (int regno)
+gnu_fetch_registers (struct regcache *regcache, int regno)
{
struct proc *thread;
/* Make sure we know about new threads. */
inf_update_procs (current_inferior);
- thread = inf_tid_to_thread (current_inferior, PIDGET (inferior_ptid));
+ thread = inf_tid_to_thread (current_inferior,
+ ptid_get_tid (inferior_ptid));
if (!thread)
- error (_("Can't fetch registers from thread %d: No such thread"),
- PIDGET (inferior_ptid));
+ error (_("Can't fetch registers from thread %s: No such thread"),
+ target_pid_to_str (inferior_ptid));
if (regno < I386_NUM_GREGS || regno == -1)
{
proc_debug (thread, "fetching all register");
for (i = 0; i < I386_NUM_GREGS; i++)
- regcache_raw_supply (current_regcache, i, REG_ADDR (state, i));
+ regcache_raw_supply (regcache, i, REG_ADDR (state, i));
thread->fetched_regs = ~0;
}
else
{
- proc_debug (thread, "fetching register %s", REGISTER_NAME (regno));
+ proc_debug (thread, "fetching register %s",
+ gdbarch_register_name (get_regcache_arch (regcache),
+ regno));
- regcache_raw_supply (current_regcache, regno,
+ regcache_raw_supply (regcache, regno,
REG_ADDR (state, regno));
thread->fetched_regs |= (1 << regno);
}
{
proc_debug (thread, "fetching floating-point registers");
- fetch_fpregs (thread);
+ fetch_fpregs (regcache, thread);
}
}
\f
/* Store the whole floating-point state into THREAD using information
from the corresponding (pseudo) registers. */
static void
-store_fpregs (struct proc *thread, int regno)
+store_fpregs (const struct regcache *regcache, struct proc *thread, int regno)
{
mach_msg_type_number_t count = i386_FLOAT_STATE_COUNT;
struct i386_float_state state;
/* FIXME: kettenis/2001-07-15: Is this right? Should we somehow
take into account DEPRECATED_REGISTER_VALID like the old code did? */
- i387_fill_fsave (state.hw_state, regno);
+ i387_collect_fsave (regcache, regno, state.hw_state);
err = thread_set_state (thread->port, i386_FLOAT_STATE,
(thread_state_t) &state, i386_FLOAT_STATE_COUNT);
/* Store at least register REGNO, or all regs if REGNO == -1. */
void
-gnu_store_registers (int regno)
+gnu_store_registers (struct regcache *regcache, int regno)
{
- struct regcache *regcache = current_regcache;
struct proc *thread;
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
/* Make sure we know about new threads. */
inf_update_procs (current_inferior);
- thread = inf_tid_to_thread (current_inferior, PIDGET (inferior_ptid));
+ thread = inf_tid_to_thread (current_inferior,
+ ptid_get_tid (inferior_ptid));
if (!thread)
- error (_("Couldn't store registers into thread %d: No such thread"),
- PIDGET (inferior_ptid));
+ error (_("Couldn't store registers into thread %s: No such thread"),
+ target_pid_to_str (inferior_ptid));
if (regno < I386_NUM_GREGS || regno == -1)
{
if ((thread->fetched_regs & (1 << check_regno))
&& memcpy (REG_ADDR (&old_state, check_regno),
REG_ADDR (state, check_regno),
- register_size (current_gdbarch, check_regno)))
+ register_size (gdbarch, check_regno)))
/* Register CHECK_REGNO has changed! Ack! */
{
warning (_("Register %s changed after the thread was aborted"),
- REGISTER_NAME (check_regno));
+ gdbarch_register_name (gdbarch, check_regno));
if (regno >= 0 && regno != check_regno)
/* Update GDB's copy of the register. */
regcache_raw_supply (regcache, check_regno,
}
else
{
- proc_debug (thread, "storing register %s", REGISTER_NAME (regno));
+ proc_debug (thread, "storing register %s",
+ gdbarch_register_name (gdbarch, regno));
gdb_assert (regcache_valid_p (regcache, regno));
regcache_raw_collect (regcache, regno, REG_ADDR (state, regno));
{
proc_debug (thread, "storing floating-point registers");
- store_fpregs (thread, regno);
+ store_fpregs (regcache, thread, regno);
}
}