X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fparams.c;h=bae4dbad4f6317da96661dae9cd759c643643336;hb=8f4466084a5c5e5d03e3ea2bcf7982e2a5fa4965;hp=9b1b09ccc42968080baf8abf3ddba3d81ea330f4;hpb=9a33a2e86c17c6e282bf93c10eb768c410d584c7;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/params.c b/gcc/params.c
index 9b1b09ccc42..bae4dbad4f6 100644
--- a/gcc/params.c
+++ b/gcc/params.c
@@ -1,28 +1,30 @@
 /* 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 GNU CC.
+This file is part of GCC.
 
-GNU CC 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, or (at your option)
-any later version.
+GCC 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, or (at your option) any later
+version.
 
-GNU CC is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  
+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.
 
 */
 
 #include "config.h"
 #include "system.h"
+#include "coretypes.h"
+#include "tm.h"
 #include "params.h"
 #include "toplev.h"
 
@@ -37,16 +39,12 @@ static size_t num_compiler_params;
 
 /* Add the N PARAMS to the current list of compiler parameters.  */
 
-void 
-add_params (params, n)
-     const param_info params[];
-     size_t n;
+void
+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,
@@ -58,27 +56,31 @@ add_params (params, n)
 /* 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;
 	return;
       }
 
   /* If we didn't find this parameter, issue an error message.  */
-  error ("invalid parameter `%s'", name);
+  error ("invalid parameter %qs", name);
 }
-
-     
-