/* params.c - Run-time parameters.
- Copyright (C) 2001 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
Written by Mark Mitchell <mark@codesourcery.com>.
This file is part of GCC.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.
*/
/* Add the N PARAMS to the current list of compiler parameters. */
void
-add_params (params, n)
- const param_info params[];
- size_t n;
+add_params (const param_info params[], size_t n)
{
/* Allocate enough space for the new parameters. */
- compiler_params =
- ((param_info *)
- xrealloc (compiler_params,
- (num_compiler_params + n) * sizeof (param_info)));
+ compiler_params = xrealloc (compiler_params,
+ (num_compiler_params + n) * sizeof (param_info));
/* Copy them into the table. */
memcpy (compiler_params + num_compiler_params,
params,
/* Set the VALUE associated with the parameter given by NAME. */
void
-set_param_value (name, value)
- const char *name;
- int value;
+set_param_value (const char *name, int value)
{
size_t i;
/* Make sure nobody tries to set a parameter to an invalid value. */
- if (value == INVALID_PARAM_VAL)
- abort ();
+ gcc_assert (value != INVALID_PARAM_VAL);
/* Scan the parameter table to find a matching entry. */
for (i = 0; i < num_compiler_params; ++i)
if (strcmp (compiler_params[i].option, name) == 0)
{
- compiler_params[i].value = value;
+ if (value < compiler_params[i].min_value)
+ error ("minimum value of parameter %qs is %u",
+ compiler_params[i].option,
+ compiler_params[i].min_value);
+ else if (compiler_params[i].max_value > compiler_params[i].min_value
+ && value > compiler_params[i].max_value)
+ error ("maximum value of parameter %qs is %u",
+ compiler_params[i].option,
+ compiler_params[i].max_value);
+ else
+ {
+ compiler_params[i].value = value;
+ compiler_params[i].set = true;
+ }
return;
}
/* If we didn't find this parameter, issue an error message. */
- error ("invalid parameter `%s'", name);
+ error ("invalid parameter %qs", name);
}