* config/i386/go32.mh: Define CC.

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

diff --git a/gdb/h8300-tdep.c b/gdb/h8300-tdep.c
index 69a720d7c117337d62752bff7970fb4813660920..2b194a3346080203a2c5921d5637288bb12a29e1 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 
@@ -96,11 +100,11 @@ h8300_skip_prologue (start_pc)
 int
 print_insn (memaddr, stream)
      CORE_ADDR memaddr;
-     FILE *stream;
+     GDB_FILE *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);
@@ -389,49 +393,90 @@ 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_unfiltered ("\"set machine\" must be followed by h8300 or h8300h.\n");
+  help_list (setmemorylist, "set memory ", -1, gdb_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)
 {
   if (regno == 8)
     {
       /* CCR register */
-
       int C, Z, N, V;
-      unsigned char b[2];
+      unsigned char b[4];
       unsigned char l;
-
       read_relative_register_raw_bytes (regno, b);
-      l = b[1];
-      printf ("\t");
-      printf ("I-%d - ", (l & 0x80) != 0);
-      printf ("H-%d - ", (l & 0x20) != 0);
+      l = b[REGISTER_VIRTUAL_SIZE(8) -1];
+      printf_unfiltered ("\t");
+      printf_unfiltered ("I-%d - ", (l & 0x80) != 0);
+      printf_unfiltered ("H-%d - ", (l & 0x20) != 0);
       N = (l & 0x8) != 0;
       Z = (l & 0x4) != 0;
       V = (l & 0x2) != 0;
       C = (l & 0x1) != 0;
-      printf ("N-%d ", N);
-      printf ("Z-%d ", Z);
-      printf ("V-%d ", V);
-      printf ("C-%d ", C);
+      printf_unfiltered ("N-%d ", N);
+      printf_unfiltered ("Z-%d ", Z);
+      printf_unfiltered ("V-%d ", V);
+      printf_unfiltered ("C-%d ", C);
       if ((C | Z) == 0)
-       printf ("u> ");
+       printf_unfiltered ("u> ");
       if ((C | Z) == 1)
-       printf ("u<= ");
+       printf_unfiltered ("u<= ");
       if ((C == 0))
-       printf ("u>= ");
+       printf_unfiltered ("u>= ");
       if (C == 1)
-       printf ("u< ");
+       printf_unfiltered ("u< ");
       if (Z == 0)
-       printf ("!= ");
+       printf_unfiltered ("!= ");
       if (Z == 1)
-       printf ("== ");
+       printf_unfiltered ("== ");
       if ((N ^ V) == 0)
-       printf (">= ");
+       printf_unfiltered (">= ");
       if ((N ^ V) == 1)
-       printf ("< ");
+       printf_unfiltered ("< ");
       if ((Z | (N ^ V)) == 0)
-       printf ("> ");
+       printf_unfiltered ("> ");
       if ((Z | (N ^ V)) == 1)
-       printf ("<= ");
+       printf_unfiltered ("<= ");
     }
 }
+