Add support for -m option. Fix PR gdb/433.

diff --git a/sim/arm/ChangeLog b/sim/arm/ChangeLog
index 9ce404ed6bd36be2062b008d40321ca487882a68..a397330171576f595a62b164ee72ed46946bffa7 100644 (file)
--- a/sim/arm/ChangeLog
+++ b/sim/arm/ChangeLog
@@ -1,3 +1,9 @@
+2002-09-27  Andrew Cagney  <ac131313@redhat.com>
+
+       * wrapper.c (sim_open): Add support for -m<mem-size>.
+       (mem_size): Reduce to 2MB.
+       Fix PR gdb/433.
+
 2002-08-15  Nick Clifton  <nickc@redhat.com>
 
        * armos.c (ARMul_OSHandleSWI): Catch and ignore SWIs of -1, they

diff --git a/sim/arm/wrapper.c b/sim/arm/wrapper.c
index c8361ba9faea2b6b770bd93c48affba2bd286607..262e2e7edeaae66615e2de56c897dbbeb4465c87 100644 (file)
--- a/sim/arm/wrapper.c
+++ b/sim/arm/wrapper.c
@@ -49,7 +49,7 @@ static SIM_OPEN_KIND sim_kind;
 static char *myname;
 
 /* Memory size in bytes.  */
-static int mem_size = (1 << 23);
+static int mem_size = (1 << 21);
 
 /* Non-zero to display start up banner, and maybe other things.  */
 static int verbosity;
@@ -632,7 +632,7 @@ sim_open (kind, ptr, abfd, argv)
     {
       int i;
 
-      /* Scan for endian-ness switch.  */
+      /* Scan for endian-ness and memory-size switches.  */
       for (i = 0; (argv[i] != NULL) && (argv[i][0] != 0); i++)
        if (argv[i][0] == '-' && argv[i][1] == 'E')
          {
@@ -667,6 +667,23 @@ sim_open (kind, ptr, abfd, argv)
                break;
              }
          }
+       else if (argv[i][0] == '-' && argv[i][1] == 'm')
+         {
+           if (argv[i][2] != '\0')
+             sim_size (atoi (&argv[i][2]));
+           else if (argv[i + 1] != NULL)
+             {
+               sim_size (atoi (argv[i + 1]));
+               i++;
+             }
+           else
+             {
+               sim_callback->printf_filtered (sim_callback,
+                                              "Missing argument to -m option\n");
+               return NULL;
+             }
+             
+         }
     }
 
   return (SIM_DESC) 1;