/* Generic remote debugging interface for simulators.
- Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1993-2002, 2004-2012 Free Software Foundation, Inc.
Contributed by Cygnus Support.
Steve Chamberlain (sac@cygnus.com).
ptid_t remote_sim_ptid;
/* Signal with which to resume. */
- enum target_signal resume_siggnal;
+ enum gdb_signal resume_siggnal;
/* Flag which indicates whether resume should step or not. */
int resume_step;
/* Initialize the other instance variables. */
sim_data->program_loaded = 0;
sim_data->gdbsim_desc = sim_desc;
- sim_data->resume_siggnal = TARGET_SIGNAL_0;
+ sim_data->resume_siggnal = GDB_SIGNAL_0;
sim_data->resume_step = 0;
}
else if (sim_desc)
static void
dump_mem (char *buf, int len)
{
- if (len <= 8)
+ printf_filtered ("\t");
+
+ if (len == 8 || len == 4)
{
- if (len == 8 || len == 4)
- {
- long l[2];
+ uint32_t l[2];
- memcpy (l, buf, len);
- printf_filtered ("\t0x%lx", l[0]);
- if (len == 8)
- printf_filtered (" 0x%lx", l[1]);
- printf_filtered ("\n");
- }
- else
- {
- int i;
+ memcpy (l, buf, len);
+ printf_filtered ("0x%08x", l[0]);
+ if (len == 8)
+ printf_filtered (" 0x%08x", l[1]);
+ }
+ else
+ {
+ int i;
- printf_filtered ("\t");
- for (i = 0; i < len; i++)
- printf_filtered ("0x%x ", buf[i]);
- printf_filtered ("\n");
- }
+ for (i = 0; i < len; i++)
+ printf_filtered ("0x%02x ", buf[i]);
}
+
+ printf_filtered ("\n");
}
/* Initialize gdb_callback. */
if (nr_bytes > 0 && nr_bytes != register_size (gdbarch, regno))
internal_error (__FILE__, __LINE__,
_("Register size different to expected"));
- /* FIXME: cagney/2002-05-27: Should check `nr_bytes == 0'
- indicating that GDB and the SIM have different ideas about
- which registers are fetchable. */
+ if (nr_bytes < 0)
+ internal_error (__FILE__, __LINE__,
+ _("Register %d not updated"), regno);
+ if (nr_bytes == 0)
+ warning (_("Register %s not updated"),
+ gdbarch_register_name (gdbarch, regno));
+
if (remote_debug)
{
printf_filtered ("gdbsim_store_register: %d", regno);
}
else
argv = NULL;
- sim_create_inferior (sim_data->gdbsim_desc, exec_bfd, argv, env);
+
+ if (!have_inferiors ())
+ init_thread_list ();
+
+ if (sim_create_inferior (sim_data->gdbsim_desc, exec_bfd, argv, env)
+ != SIM_RC_OK)
+ error (_("Unable to create sim inferior."));
inferior_ptid = sim_data->remote_sim_ptid;
inferior_appeared (current_inferior (), ptid_get_pid (inferior_ptid));
len = (7 + 1 /* gdbsim */
+ strlen (" -E little")
+ strlen (" --architecture=xxxxxxxxxx")
+ + strlen (" --sysroot=") + strlen (gdb_sysroot) +
+ (args ? strlen (args) : 0)
+ 50) /* slack */ ;
arg_buf = (char *) alloca (len);
strcat (arg_buf, " --architecture=");
strcat (arg_buf, selected_architecture_name ());
}
+ /* Pass along gdb's concept of the sysroot. */
+ strcat (arg_buf, " --sysroot=");
+ strcat (arg_buf, gdb_sysroot);
/* finally, any explicit args */
if (args)
{
struct resume_data
{
- enum target_signal siggnal;
+ enum gdb_signal siggnal;
int step;
};
static void
gdbsim_resume (struct target_ops *ops,
- ptid_t ptid, int step, enum target_signal siggnal)
+ ptid_t ptid, int step, enum gdb_signal siggnal)
{
struct resume_data rd;
struct sim_inferior_data *sim_data
if (deprecated_ui_loop_hook != NULL)
deprecated_ui_loop_hook (0);
- if (quit_flag) /* gdb's idea of quit */
- {
- quit_flag = 0; /* we've stolen it */
- return 1;
- }
- else if (immediate_quit)
+ if (check_quit_flag ()) /* gdb's idea of quit */
{
+ clear_quit_flag (); /* we've stolen it */
return 1;
}
return 0;
case sim_stopped:
switch (sigrc)
{
- case TARGET_SIGNAL_ABRT:
+ case GDB_SIGNAL_ABRT:
quit ();
break;
- case TARGET_SIGNAL_INT:
- case TARGET_SIGNAL_TRAP:
+ case GDB_SIGNAL_INT:
+ case GDB_SIGNAL_TRAP:
default:
status->kind = TARGET_WAITKIND_STOPPED;
status->value.sig = sigrc;
printf_filtered ("gdbsim_xfer_inferior_memory: myaddr 0x");
gdb_print_host_address (myaddr, gdb_stdout);
printf_filtered (", memaddr %s, len %d, write %d\n",
- paddress (target_gdbarch, memaddr), len, write);
+ paddress (target_gdbarch (), memaddr), len, write);
if (remote_debug && write)
dump_mem (myaddr, len);
}
registers_changed ();
}
+static VEC (char_ptr) *
+sim_command_completer (struct cmd_list_element *ignore, char *text, char *word)
+{
+ struct sim_inferior_data *sim_data;
+ char **tmp;
+ int i;
+ VEC (char_ptr) *result = NULL;
+
+ sim_data = inferior_data (current_inferior (), sim_inferior_data_key);
+ if (sim_data == NULL || sim_data->gdbsim_desc == NULL)
+ return NULL;
+
+ tmp = sim_complete_command (sim_data->gdbsim_desc, text, word);
+ if (tmp == NULL)
+ return NULL;
+
+ /* Transform the array into a VEC, and then free the array. */
+ for (i = 0; tmp[i] != NULL; i++)
+ VEC_safe_push (char_ptr, result, tmp[i]);
+ xfree (tmp);
+
+ return result;
+}
+
/* Check to see if a thread is still alive. */
static int
/* Simulator memory may be accessed after the program has been loaded. */
-int
+static int
gdbsim_has_all_memory (struct target_ops *ops)
{
struct sim_inferior_data *sim_data
return 1;
}
-int
+static int
gdbsim_has_memory (struct target_ops *ops)
{
struct sim_inferior_data *sim_data
void
_initialize_remote_sim (void)
{
+ struct cmd_list_element *c;
+
init_gdbsim_ops ();
add_target (&gdbsim_ops);
- add_com ("sim", class_obscure, simulator_command,
- _("Send a command to the simulator."));
+ c = add_com ("sim", class_obscure, simulator_command,
+ _("Send a command to the simulator."));
+ set_cmd_completer (c, sim_command_completer);
sim_inferior_data_key
- = register_inferior_data_with_cleanup (sim_inferior_data_cleanup);
+ = register_inferior_data_with_cleanup (NULL, sim_inferior_data_cleanup);
}