use remote-utils facilities for baud_rate

[deliverable/binutils-gdb.git] / gdb / h8300-tdep.c

diff --git a/gdb/h8300-tdep.c b/gdb/h8300-tdep.c
index 69a720d7c117337d62752bff7970fb4813660920..a50e4bd3786f2ddae04ad82f8a5d102967cb75c9 100644 (file)
--- a/gdb/h8300-tdep.c
+++ b/gdb/h8300-tdep.c
@@ -27,6 +27,9 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "obstack.h"
 #include "symtab.h"
 #include <dis-asm.h>
+#include "gdbcmd.h"
+#include "gdbtypes.h"
+
 #undef NUM_REGS
 #define NUM_REGS 11
 
@@ -48,7 +51,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define IS_SUB2_SP(x) (x==0x1b87)
 #define IS_MOVK_R5(x) (x==0x7905)
 #define IS_SUB_R5SP(x) (x==0x1957)
-CORE_ADDR examine_prologue ();
+
+static CORE_ADDR examine_prologue ();
 
 void frame_find_saved_regs ();
 CORE_ADDR 
@@ -100,7 +104,7 @@ print_insn (memaddr, stream)
 {
   disassemble_info info;
   GDB_INIT_DISASSEMBLE_INFO(info, stream);
-  if (HMODE)
+  if (h8300hmode)
     return print_insn_h8300h (memaddr, &info);
   else
     return print_insn_h8300 (memaddr, &info);
@@ -149,7 +153,7 @@ frame_find_saved_regs (fi, fsr)
       cache_fsr = (struct frame_saved_regs *)
        obstack_alloc (&frame_cache_obstack,
                       sizeof (struct frame_saved_regs));
-      bzero (cache_fsr, sizeof (struct frame_saved_regs));
+      memset (cache_fsr, '\0', sizeof (struct frame_saved_regs));
 
       fi->fsr = cache_fsr;
 
@@ -178,7 +182,7 @@ CORE_ADDR
 NEXT_PROLOGUE_INSN (addr, lim, pword1)
      CORE_ADDR addr;
      CORE_ADDR lim;
-     short *pword1;
+     INSN_WORD *pword1;
 {
   char buf[2];
   if (addr < lim + 8)
@@ -218,7 +222,7 @@ examine_prologue (ip, limit, after_prolog_fp, fsr, fi)
   int size, offset;
   /* Number of things pushed onto stack, starts at 2/4, 'cause the
      PC is already there */
-  unsigned int reg_save_depth = HMODE ? 4 : 2;
+  unsigned int reg_save_depth = h8300hmode ? 4 : 2;
 
   unsigned int auto_depth = 0; /* Number of bytes of autos */
 
@@ -233,7 +237,7 @@ examine_prologue (ip, limit, after_prolog_fp, fsr, fi)
     {
       after_prolog_fp = read_register (SP_REGNUM);
     }
-  if (ip == 0 || ip & (HMODE ? ~0xffff : ~0xffff))
+  if (ip == 0 || ip & (h8300hmode ? ~0xffff : ~0xffff))
     return 0;
 
   next_ip = NEXT_PROLOGUE_INSN (ip, limit, &insn_word);
@@ -389,6 +393,48 @@ h8300_pop_frame ()
     }
 }
 
+
+struct cmd_list_element *setmemorylist;
+
+static void
+h8300_command(args, from_tty)
+{
+  extern int h8300hmode;
+  h8300hmode = 0;
+}
+
+static void
+h8300h_command(args, from_tty)
+{
+  extern int h8300hmode;
+  h8300hmode = 1;
+}
+
+static void 
+set_machine (args, from_tty)
+     char *args;
+     int from_tty;
+{
+  printf ("\"set machine\" must be followed by h8300 or h8300h.\n");
+  help_list (setmemorylist, "set memory ", -1, stdout);
+}
+
+void
+_initialize_h8300m ()
+{
+  add_prefix_cmd ("machine", no_class, set_machine,
+                 "set the machine type", &setmemorylist, "set machine ", 0,
+                 &setlist);
+
+  add_cmd ("h8300", class_support, h8300_command,
+          "Set machine to be H8/300.", &setmemorylist);
+
+  add_cmd ("h8300h", class_support, h8300h_command,
+          "Set machine to be H8/300H.", &setmemorylist);
+}
+
+
+
 void
 print_register_hook (regno)
 {
@@ -435,3 +481,4 @@ print_register_hook (regno)
        printf ("<= ");
     }
 }
+