#include "obstack.h"
#include "symtab.h"
#include <dis-asm.h>
+#include "gdbcmd.h"
+#include "gdbtypes.h"
+
#undef NUM_REGS
#define NUM_REGS 11
#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
{
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);
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;
NEXT_PROLOGUE_INSN (addr, lim, pword1)
CORE_ADDR addr;
CORE_ADDR lim;
- short *pword1;
+ INSN_WORD *pword1;
{
+ char buf[2];
if (addr < lim + 8)
{
- read_memory (addr, pword1, sizeof (*pword1));
- SWAP_TARGET_AND_HOST (pword1, sizeof (short));
+ read_memory (addr, buf, 2);
+ *pword1 = extract_signed_integer (buf, 2);
return addr + 2;
}
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 */
{
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);
}
}
+
+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)
{
printf ("<= ");
}
}
+