/* Disassemble WDC 65816 instructions.
- Copyright (C) 1995, 1998 Free Software Foundation, Inc.
+ Copyright 1995, 1998, 2000, 2001, 2002, 2005
+ Free Software Foundation, Inc.
-This program 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 of the License, or
-(at your option) any later version.
+ This program 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 of the License, or
+ (at your option) any later version.
-This program 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.
+ This program 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 this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
#include <stdio.h>
+#include "sysdep.h"
#define STATIC_TABLE
#define DEFINE_TABLE
#include "w65-opc.h"
#include "dis-asm.h"
-static fprintf_ftype fpr;
-static void *stream;
-static struct disassemble_info *local_info;
-#if 0
-static char *lname[] = {"r0","r1","r2","r3","r4","r5","r6","r7","s0"};
+static fprintf_ftype fpr;
+static void *stream;
+static struct disassemble_info *local_info;
-static char *findname (val)
- unsigned int val;
-{
- if (val >= 0x10 && val <= 0x20)
- return lname[(val - 0x10) / 2];
- return 0;
-}
-#endif
static void
-print_operand (lookup, format, args)
- int lookup;
- char *format;
- unsigned int *args;
+print_operand (int lookup, char *format, int *args)
{
int val;
int c;
while (*format)
{
- switch ( c = *format++)
+ switch (c = *format++)
{
case '$':
val = args[(*format++) - '0'];
- if (lookup)
- {
-#if 0
- name = findname(val);
- if (name)
- fpr(stream, "%s", name);
- else
-#endif
- local_info->print_address_func (val, local_info);
- }
+ if (lookup)
+ local_info->print_address_func (val, local_info);
else
fpr (stream, "0x%x", val);
break;
default:
- fpr(stream,"%c", c);
+ fpr (stream, "%c", c);
break;
}
}
}
-int
-print_insn_w65(memaddr, info)
- bfd_vma memaddr;
- struct disassemble_info *info;
-{
-
+int
+print_insn_w65 (bfd_vma memaddr, struct disassemble_info *info)
+{
int status = 0;
unsigned char insn[4];
- register struct opinfo *op;
+ const struct opinfo *op;
int i;
- int X =0;
+ int X = 0;
int M = 0;
int args[2];
-stream = info->stream;
+
+ stream = info->stream;
fpr = info->fprintf_func;
-local_info = info;
- for (i = 0; i <4 && status == 0; i++)
- {
- status = info->read_memory_func(memaddr+i, insn + i, 1, info);
- }
+ local_info = info;
+ for (i = 0; i < 4 && status == 0; i++)
+ status = info->read_memory_func (memaddr + i, insn + i, 1, info);
- for (op = optable; op->val != insn[0]; op++)
+ for (op = optable; op->val != insn[0]; op++)
;
- fpr(stream,"%s", op->name);
-
- /* Prepare all the posible operand values */
+ fpr (stream, "%s", op->name);
+
+ /* Prepare all the posible operand values. */
{
int size = 1;
int asR_W65_ABS8 = insn[1];
int asR_W65_ABS16 = (insn[2] << 8) + asR_W65_ABS8;
int asR_W65_ABS24 = (insn[3] << 16) + asR_W65_ABS16;
- int asR_W65_PCR8 = ((char)(asR_W65_ABS8)) + memaddr + 2;
- int asR_W65_PCR16 = ((short)(asR_W65_ABS16)) + memaddr + 3;
+ int asR_W65_PCR8 = ((char) (asR_W65_ABS8)) + memaddr + 2;
+ int asR_W65_PCR16 = ((short) (asR_W65_ABS16)) + memaddr + 3;
- switch (op->amode) {
- DISASM();
- }
+ switch (op->amode)
+ {
+ DISASM ();
+ }
- return size;
+ return size;
}
-
}