static void list_arch() {
const char ** arch_list = bfd_arch_list();
const char ** a;
const char * first = NULL;
for ( a = arch_list; *a; a++ ) {
if (! first ) {
first = *a;
}
printf( "\t%s\n", *a );
}
printf("Default architecture is '%s'\n", first );
free(arch_list);
}
static SIM_RC
standard_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt,
char *arg, int is_command)
{
int i,n;
switch ((STANDARD_OPTIONS) opt)
{
case OPTION_VERBOSE:
STATE_VERBOSE_P (sd) = 1;
break;
#ifdef SIM_HAVE_BIENDIAN
case OPTION_ENDIAN:
if (strcmp (arg, "big") == 0)
{
if (WITH_TARGET_BYTE_ORDER == LITTLE_ENDIAN)
{
sim_io_eprintf (sd, "Simulator compiled for little endian only.\n");
return SIM_RC_FAIL;
}
/* FIXME:wip: Need to set something in STATE_CONFIG. */
current_target_byte_order = BIG_ENDIAN;
}
else if (strcmp (arg, "little") == 0)
{
if (WITH_TARGET_BYTE_ORDER == BIG_ENDIAN)
{
sim_io_eprintf (sd, "Simulator compiled for big endian only.\n");
return SIM_RC_FAIL;
}
/* FIXME:wip: Need to set something in STATE_CONFIG. */
current_target_byte_order = LITTLE_ENDIAN;
}
else
{
sim_io_eprintf (sd, "Invalid endian specification `%s'\n", arg);
return SIM_RC_FAIL;
}
break;
#endif
case OPTION_ENVIRONMENT:
if (strcmp (arg, "user") == 0)
STATE_ENVIRONMENT (sd) = USER_ENVIRONMENT;
else if (strcmp (arg, "virtual") == 0)
STATE_ENVIRONMENT (sd) = VIRTUAL_ENVIRONMENT;
else if (strcmp (arg, "operating") == 0)
STATE_ENVIRONMENT (sd) = OPERATING_ENVIRONMENT;
else
{
sim_io_eprintf (sd, "Invalid environment specification `%s'\n", arg);
return SIM_RC_FAIL;
}
if (WITH_ENVIRONMENT != ALL_ENVIRONMENT
&& WITH_ENVIRONMENT != STATE_ENVIRONMENT (sd))
{
char *type;
switch (WITH_ENVIRONMENT)
{
case USER_ENVIRONMENT: type = "user"; break;
case VIRTUAL_ENVIRONMENT: type = "virtual"; break;
case OPERATING_ENVIRONMENT: type = "operating"; break;
}
sim_io_eprintf (sd, "Simulator compiled for the %s environment only.\n",
type);
return SIM_RC_FAIL;
}
break;
case OPTION_ALIGNMENT:
if (strcmp (arg, "strict") == 0)
{
if (WITH_ALIGNMENT == 0 || WITH_ALIGNMENT == STRICT_ALIGNMENT)
{
current_alignment = STRICT_ALIGNMENT;
break;
}
}
else if (strcmp (arg, "nonstrict") == 0)
{
if (WITH_ALIGNMENT == 0 || WITH_ALIGNMENT == NONSTRICT_ALIGNMENT)
{
current_alignment = NONSTRICT_ALIGNMENT;
break;
}
}
else if (strcmp (arg, "forced") == 0)
{
if (WITH_ALIGNMENT == 0 || WITH_ALIGNMENT == FORCED_ALIGNMENT)
{
current_alignment = FORCED_ALIGNMENT;
break;
}
}
else
{
sim_io_eprintf (sd, "Invalid alignment specification `%s'\n", arg);
return SIM_RC_FAIL;
}
switch (WITH_ALIGNMENT)
{
case STRICT_ALIGNMENT:
sim_io_eprintf (sd, "Simulator compiled for strict alignment only.\n");
break;
case NONSTRICT_ALIGNMENT:
sim_io_eprintf (sd, "Simulator compiled for nonstrict alignment only.\n");
break;
case FORCED_ALIGNMENT:
sim_io_eprintf (sd, "Simulator compiled for forced alignment only.\n");
break;
}
return SIM_RC_FAIL;
case OPTION_DEBUG:
if (! WITH_DEBUG)
sim_io_eprintf (sd, "Debugging not compiled in, `-D' ignored\n");
else
{
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
for (i = 0; i < MAX_DEBUG_VALUES; ++i)
CPU_DEBUG_FLAGS (STATE_CPU (sd, n))[i] = 1;
}
break;
case OPTION_DEBUG_INSN :
if (! WITH_DEBUG)
sim_io_eprintf (sd, "Debugging not compiled in, `--debug-insn' ignored\n");
else
{
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
CPU_DEBUG_FLAGS (STATE_CPU (sd, n))[DEBUG_INSN_IDX] = 1;
}
break;
case OPTION_DEBUG_FILE :
if (! WITH_DEBUG)
sim_io_eprintf (sd, "Debugging not compiled in, `--debug-file' ignored\n");
else
{
FILE *f = fopen (arg, "w");
if (f == NULL)
{
sim_io_eprintf (sd, "Unable to open debug output file `%s'\n", arg);
return SIM_RC_FAIL;
}
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
CPU_DEBUG_FILE (STATE_CPU (sd, n)) = f;
}
break;
#ifdef SIM_H8300 /* FIXME: Can be moved to h8300 dir. */
case OPTION_H8300:
set_h8300h (1,0);
break;
case OPTION_H8300S:
set_h8300h (1,1);
break;
#endif
#ifdef SIM_HAVE_FLATMEM
case OPTION_MEM_SIZE:
{
unsigned long ul = strtol (arg, NULL, 0);
/* 16384: some minimal amount */
if (! isdigit (arg[0]) || ul < 16384)
{
sim_io_eprintf (sd, "Invalid memory size `%s'", arg);
return SIM_RC_FAIL;
}
STATE_MEM_SIZE (sd) = ul;
}
break;
#endif
case OPTION_DO_COMMAND:
sim_do_command (sd, arg);
break;
case OPTION_ARCHITECTURE:
{
const struct bfd_arch_info *ap = bfd_scan_arch (arg);
if (ap == NULL)
{
sim_io_eprintf (sd, "Architecture `%s' unknown\n", arg);
return SIM_RC_FAIL;
}
STATE_ARCHITECTURE (sd) = ap;
break;
}
case OPTION_ARCHITECTURE_INFO:
{
const char **list = bfd_arch_list();
const char **lp;
if (list == NULL)
abort ();
sim_io_printf (sd, "Possible architectures:");
for (lp = list; *lp != NULL; lp++)
sim_io_printf (sd, " %s", *lp);
sim_io_printf (sd, "\n");
free (list);
break;
}
case OPTION_TARGET:
{
STATE_TARGET (sd) = xstrdup (arg);
break;
}
case OPTION_LOAD_LMA:
{
STATE_LOAD_AT_LMA_P (sd) = 1;
break;
}
case OPTION_LOAD_VMA:
{
STATE_LOAD_AT_LMA_P (sd) = 0;
break;
}
case OPTION_HELP:
sim_print_help (sd, is_command);
if (STATE_OPEN_KIND (sd) == SIM_OPEN_STANDALONE)
exit (0);
/* FIXME: 'twould be nice to do something similar if gdb. */
break;
}
return SIM_RC_OK;
}
