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/* Disassemble MN10300 instructions.
   Copyright (C) 1996, 1997, 1998 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 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.  */
 
 
#include <stdio.h>
 
#include "ansidecl.h"
#include "opcode/mn10300.h" 
#include "dis-asm.h"
#include "opintl.h"
 
static void disassemble PARAMS ((bfd_vma, struct disassemble_info *,
                                 unsigned long insn, unsigned int));
 
int
print_insn_mn10300 (memaddr, info)
     bfd_vma memaddr;
     struct disassemble_info *info;
{
  int status;
  bfd_byte buffer[4];
  unsigned long insn;
  unsigned int consume;
 
  /* First figure out how big the opcode is.  */
  status = (*info->read_memory_func) (memaddr, buffer, 1, info);
  if (status != 0)
    {
      (*info->memory_error_func) (status, memaddr, info);
      return -1;
    }
  insn = *(unsigned char *) buffer;
 
  /* These are one byte insns.  */
  if ((insn & 0xf3) == 0x00
      || (insn & 0xf0) == 0x10
      || (insn & 0xfc) == 0x3c
      || (insn & 0xf3) == 0x41
      || (insn & 0xf3) == 0x40
      || (insn & 0xfc) == 0x50
      || (insn & 0xfc) == 0x54
      || (insn & 0xf0) == 0x60
      || (insn & 0xf0) == 0x70
      || ((insn & 0xf0) == 0x80
          && (insn & 0x0c) >> 2 != (insn & 0x03))
      || ((insn & 0xf0) == 0x90
          && (insn & 0x0c) >> 2 != (insn & 0x03))
      || ((insn & 0xf0) == 0xa0
          && (insn & 0x0c) >> 2 != (insn & 0x03))
      || ((insn & 0xf0) == 0xb0
          && (insn & 0x0c) >> 2 != (insn & 0x03))
      || (insn & 0xff) == 0xcb
      || (insn & 0xfc) == 0xd0
      || (insn & 0xfc) == 0xd4
      || (insn & 0xfc) == 0xd8
      || (insn & 0xf0) == 0xe0
      || (insn & 0xff) == 0xff)
    {
      consume = 1;
    }
 
  /* These are two byte insns.  */
  else if ((insn & 0xf0) == 0x80
           || (insn & 0xf0) == 0x90
           || (insn & 0xf0) == 0xa0
           || (insn & 0xf0) == 0xb0
           || (insn & 0xfc) == 0x20
           || (insn & 0xfc) == 0x28
           || (insn & 0xf3) == 0x43
           || (insn & 0xf3) == 0x42
           || (insn & 0xfc) == 0x58
           || (insn & 0xfc) == 0x5c
           || ((insn & 0xf0) == 0xc0
               && (insn & 0xff) != 0xcb
               && (insn & 0xff) != 0xcc
               && (insn & 0xff) != 0xcd)
           || (insn & 0xff) == 0xf0
           || (insn & 0xff) == 0xf1
           || (insn & 0xff) == 0xf2
           || (insn & 0xff) == 0xf3
           || (insn & 0xff) == 0xf4
           || (insn & 0xff) == 0xf5
           || (insn & 0xff) == 0xf6)
    {
      status = (*info->read_memory_func) (memaddr, buffer, 2, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
           return -1;
        }
      insn = bfd_getb16 (buffer);
      consume = 2;
    }
 
  /* These are three byte insns.  */
  else if ((insn & 0xff) == 0xf8
           || (insn & 0xff) == 0xcc
           || (insn & 0xff) == 0xf9
           || (insn & 0xf3) == 0x01
           || (insn & 0xf3) == 0x02
           || (insn & 0xf3) == 0x03
           || (insn & 0xfc) == 0x24
           || (insn & 0xfc) == 0x2c
           || (insn & 0xfc) == 0x30
           || (insn & 0xfc) == 0x34
           || (insn & 0xfc) == 0x38
           || (insn & 0xff) == 0xde
           || (insn & 0xff) == 0xdf
           || (insn & 0xff) == 0xf9
           || (insn & 0xff) == 0xcc)
    {
      status = (*info->read_memory_func) (memaddr, buffer, 2, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
      insn = bfd_getb16 (buffer);
      insn <<= 8;
      status = (*info->read_memory_func) (memaddr + 2, buffer, 1, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
      insn |= *(unsigned char *)buffer;
      consume = 3;
    }
 
  /* These are four byte insns.  */
  else if ((insn & 0xff) == 0xfa
           || (insn & 0xff) == 0xf7
           || (insn & 0xff) == 0xfb)
    {
      status = (*info->read_memory_func) (memaddr, buffer, 4, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
      insn = bfd_getb32 (buffer);
      consume = 4;
    }
 
  /* These are five byte insns.  */
  else if ((insn & 0xff) == 0xcd
           || (insn & 0xff) == 0xdc)
    {
      status = (*info->read_memory_func) (memaddr, buffer, 4, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
      insn = bfd_getb32 (buffer);
      consume = 5;
    }
 
  /* These are six byte insns.  */
  else if ((insn & 0xff) == 0xfd
           || (insn & 0xff) == 0xfc)
    {
      status = (*info->read_memory_func) (memaddr, buffer, 4, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
 
      insn = bfd_getb32 (buffer);
      consume = 6;
    }
 
  /* Else its a seven byte insns (in theory).  */
  else
    {
      status = (*info->read_memory_func) (memaddr, buffer, 4, info);
      if (status != 0)
        {
          (*info->memory_error_func) (status, memaddr, info);
          return -1;
        }
 
      insn = bfd_getb32 (buffer);
      consume = 7;
    }
 
  disassemble (memaddr, info, insn, consume);
 
  return consume;
}
 
static void
disassemble (memaddr, info, insn, size)
     bfd_vma memaddr;
     struct disassemble_info *info;
     unsigned long insn;
     unsigned int size;
{
  struct mn10300_opcode *op = (struct mn10300_opcode *)mn10300_opcodes;
  const struct mn10300_operand *operand;
  bfd_byte buffer[4];
  unsigned long extension = 0;
  int status, match = 0;
 
  /* Find the opcode.  */
  while (op->name)
    {
      int mysize, extra_shift;
 
      if (op->format == FMT_S0)
        mysize = 1;
      else if (op->format == FMT_S1
               || op->format == FMT_D0)
        mysize = 2;
      else if (op->format == FMT_S2
               || op->format == FMT_D1)
        mysize = 3;
      else if (op->format == FMT_S4)
        mysize = 5;
      else if (op->format == FMT_D2)
        mysize = 4;
      else if (op->format == FMT_D4)
        mysize = 6;
      else if (op->format == FMT_D6)
        mysize = 3;
      else if (op->format == FMT_D7 || op->format == FMT_D10)
        mysize = 4;
      else if (op->format == FMT_D8)
        mysize = 6;
      else if (op->format == FMT_D9)
        mysize = 7;
      else
        mysize = 7;
 
      if ((op->mask & insn) == op->opcode
          && size == (unsigned int) mysize
          && (op->machine == 0
              || op->machine == info->mach))
        {
          const unsigned char *opindex_ptr;
          unsigned int nocomma;
          int paren = 0;
 
          if (op->format == FMT_D1 || op->format == FMT_S1)
            extra_shift = 8;
          else if (op->format == FMT_D2 || op->format == FMT_D4
                   || op->format == FMT_S2 || op->format == FMT_S4
                   || op->format == FMT_S6 || op->format == FMT_D5)
            extra_shift = 16;
          else if (op->format == FMT_D7
                   || op->format == FMT_D8
                   || op->format == FMT_D9)
            extra_shift = 8;
          else
            extra_shift = 0;
 
          if (size == 1 || size == 2)
            {
              extension = 0;
            }
          else if (size == 3
                   && (op->format == FMT_D1
                       || op->opcode == 0xdf0000
                       || op->opcode == 0xde0000))
            {
              extension = 0;
            }
          else if (size == 3
                   && op->format == FMT_D6)
            {
              extension = 0;
            }
          else if (size == 3)
            {
              insn &= 0xff0000;
              status = (*info->read_memory_func) (memaddr + 1, buffer, 2, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
 
              insn |= bfd_getl16 (buffer);
              extension = 0;
            }
          else if (size == 4
                   && (op->opcode == 0xfaf80000
                       || op->opcode == 0xfaf00000
                       || op->opcode == 0xfaf40000))
            {
              extension = 0;
            }
          else if (size == 4
                   && (op->format == FMT_D7
                       || op->format == FMT_D10))
            {
              extension = 0;
            }
          else if (size == 4)
            {
              insn &= 0xffff0000;
              status = (*info->read_memory_func) (memaddr + 2, buffer, 2, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
 
              insn |= bfd_getl16 (buffer);
              extension = 0;
            }
          else if (size == 5 && op->opcode == 0xdc000000)
            {
              unsigned long temp = 0;
              status = (*info->read_memory_func) (memaddr + 1, buffer, 4, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              temp |= bfd_getl32 (buffer);
 
              insn &= 0xff000000;
              insn |= (temp & 0xffffff00) >> 8;
              extension = temp & 0xff;
            }
          else if (size == 5)
            {
              unsigned long temp = 0;
              status = (*info->read_memory_func) (memaddr + 1, buffer, 2, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              temp |= bfd_getl16 (buffer);
 
              insn &= 0xff0000ff;
              insn |= temp << 8;
 
              status = (*info->read_memory_func) (memaddr + 4, buffer, 1, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              extension = *(unsigned char *)buffer;
            }
          else if (size == 6 && op->format == FMT_D8)
            {
              insn &= 0xffffff00;
              status = (*info->read_memory_func) (memaddr + 5, buffer, 1, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              insn |= *(unsigned char *)buffer;
 
              status = (*info->read_memory_func) (memaddr + 3, buffer, 2, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              extension = bfd_getl16 (buffer);
            }
          else if (size == 6)
            {
              unsigned long temp = 0;
              status = (*info->read_memory_func) (memaddr + 2, buffer, 4, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              temp |= bfd_getl32 (buffer);
 
              insn &= 0xffff0000;
              insn |= (temp >> 16) & 0xffff;
              extension = temp & 0xffff;
            }
          else if (size == 7 && op->format == FMT_D9)
            {
              insn &= 0xffffff00;
              status = (*info->read_memory_func) (memaddr + 3, buffer, 4, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              extension = bfd_getl32 (buffer);
              insn |= (extension & 0xff000000) >> 24;
              extension &= 0xffffff;
            }
          else if (size == 7 && op->opcode == 0xdd000000)
            {
              unsigned long temp = 0;
              status = (*info->read_memory_func) (memaddr + 1, buffer, 4, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              temp |= bfd_getl32 (buffer);
 
              insn &= 0xff000000;
              insn |= (temp >> 8) & 0xffffff;
              extension = (temp & 0xff) << 16;
 
              status = (*info->read_memory_func) (memaddr + 5, buffer, 2, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              extension |= bfd_getb16 (buffer);
            }
          else if (size == 7)
            {
              unsigned long temp = 0;
              status = (*info->read_memory_func) (memaddr + 2, buffer, 4, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              temp |= bfd_getl32 (buffer);
 
              insn &= 0xffff0000;
              insn |= (temp >> 16) & 0xffff;
              extension = (temp & 0xffff) << 8;
 
              status = (*info->read_memory_func) (memaddr + 6, buffer, 1, info);
              if (status != 0)
                {
                  (*info->memory_error_func) (status, memaddr, info);
                  return;
                }
              extension |= *(unsigned char *)buffer;
            }
 
          match = 1;
          (*info->fprintf_func) (info->stream, "%s\t", op->name);
 
          /* Now print the operands.  */
          for (opindex_ptr = op->operands, nocomma = 1;
               *opindex_ptr != 0;
               opindex_ptr++)
            {
              unsigned long value;
 
              operand = &mn10300_operands[*opindex_ptr];
 
              /* If this operand is a PLUS (autoincrement), then do not emit
                 a comma before emitting the plus.  */
              if ((operand->flags & MN10300_OPERAND_PLUS) != 0)
                nocomma = 1;
 
              if ((operand->flags & MN10300_OPERAND_SPLIT) != 0)
                {
                  unsigned long temp;
                  value = insn & ((1 << operand->bits) - 1);
                  value <<= (32 - operand->bits);
                  temp = extension >> operand->shift;
                  temp &= ((1 << (32 - operand->bits)) - 1);
                  value |= temp;
                }
              else if ((operand->flags & MN10300_OPERAND_24BIT) != 0)
                {
                  unsigned long temp;
                  value = insn & ((1 << operand->bits) - 1);
                  value <<= (24 - operand->bits);
                  temp = extension >> operand->shift;
                  temp &= ((1 << (24 - operand->bits)) - 1);
                  value |= temp;
                  if ((operand->flags & MN10300_OPERAND_SIGNED) != 0)
                    value = ((value & 0xffffff) ^ (~0x7fffff)) + 0x800000;
                }
              else if ((operand->flags & MN10300_OPERAND_EXTENDED) != 0)
                {
                  value = ((extension >> (operand->shift))
                           & ((1 << operand->bits) - 1));
                }
              else
                {
                  value = ((insn >> (operand->shift))
                           & ((1 << operand->bits) - 1));
                }
 
              if ((operand->flags & MN10300_OPERAND_SIGNED) != 0
                   /* These are properly extended by the code above.  */
                   && ((operand->flags & MN10300_OPERAND_24BIT) == 0)
                  )
                value = ((long)(value << (32 - operand->bits))
                          >> (32 - operand->bits));
 
              if (!nocomma
                  && (!paren
                      || ((operand->flags & MN10300_OPERAND_PAREN) == 0)))
                (*info->fprintf_func) (info->stream, ",");
 
              nocomma = 0;
 
              if ((operand->flags & MN10300_OPERAND_DREG) != 0)
                {
                  value = ((insn >> (operand->shift + extra_shift))
                           & ((1 << operand->bits) - 1));
                  (*info->fprintf_func) (info->stream, "d%d", value);
                }
 
              else if ((operand->flags & MN10300_OPERAND_AREG) != 0)
                {
                  value = ((insn >> (operand->shift + extra_shift))
                           & ((1 << operand->bits) - 1));
                  (*info->fprintf_func) (info->stream, "a%d", value);
                }
 
              else if ((operand->flags & MN10300_OPERAND_SP) != 0)
                (*info->fprintf_func) (info->stream, "sp");
 
              else if ((operand->flags & MN10300_OPERAND_PSW) != 0)
                (*info->fprintf_func) (info->stream, "psw");
 
              else if ((operand->flags & MN10300_OPERAND_MDR) != 0)
                (*info->fprintf_func) (info->stream, "mdr");
 
              else if ((operand->flags & MN10300_OPERAND_RREG) != 0)
                {
                  value = ((insn >> (operand->shift + extra_shift))
                           & ((1 << operand->bits) - 1));
                  if (value < 8)
                    (*info->fprintf_func) (info->stream, "r%d", value);
                  else if (value < 12)
                    (*info->fprintf_func) (info->stream, "a%d", value - 8);
                  else
                    (*info->fprintf_func) (info->stream, "d%d", value - 12);
                }
 
              else if ((operand->flags & MN10300_OPERAND_XRREG) != 0)
                {
                  value = ((insn >> (operand->shift + extra_shift))
                           & ((1 << operand->bits) - 1));
                  if (value == 0)
                    (*info->fprintf_func) (info->stream, "sp", value);
                  else
                  (*info->fprintf_func) (info->stream, "xr%d", value);
                }
 
              else if ((operand->flags & MN10300_OPERAND_USP) != 0)
                (*info->fprintf_func) (info->stream, "usp");
 
              else if ((operand->flags & MN10300_OPERAND_SSP) != 0)
                (*info->fprintf_func) (info->stream, "ssp");
 
              else if ((operand->flags & MN10300_OPERAND_MSP) != 0)
                (*info->fprintf_func) (info->stream, "msp");
 
              else if ((operand->flags & MN10300_OPERAND_PC) != 0)
                (*info->fprintf_func) (info->stream, "pc");
 
              else if ((operand->flags & MN10300_OPERAND_EPSW) != 0)
                (*info->fprintf_func) (info->stream, "epsw");
 
              else if ((operand->flags & MN10300_OPERAND_PLUS) != 0)
                (*info->fprintf_func) (info->stream, "+");
 
              else if ((operand->flags & MN10300_OPERAND_PAREN) != 0)
                {
                  if (paren)
                    (*info->fprintf_func) (info->stream, ")");
                  else
                    {
                      (*info->fprintf_func) (info->stream, "(");
                      nocomma = 1;
                    }
                  paren = !paren;
                }
 
              else if ((operand->flags & MN10300_OPERAND_PCREL) != 0)
                (*info->print_address_func) ((long) value + memaddr, info);
 
              else if ((operand->flags & MN10300_OPERAND_MEMADDR) != 0)
                (*info->print_address_func) (value, info);
 
              else if ((operand->flags & MN10300_OPERAND_REG_LIST) != 0)
                {
                  int comma = 0;
 
                  (*info->fprintf_func) (info->stream, "[");
                  if (value & 0x80)
                    {
                      (*info->fprintf_func) (info->stream, "d2");
                      comma = 1;
                    }
 
                  if (value & 0x40)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "d3");
                      comma = 1;
                    }
 
                  if (value & 0x20)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "a2");
                      comma = 1;
                    }
 
                  if (value & 0x10)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "a3");
                      comma = 1;
                    }
 
                  if (value & 0x08)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "other");
                      comma = 1;
                    }
 
                  if (value & 0x04)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "exreg0");
                      comma = 1;
                    }
                  if (value & 0x02)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "exreg1");
                      comma = 1;
                    }
                  if (value & 0x01)
                    {
                      if (comma)
                        (*info->fprintf_func) (info->stream, ",");
                      (*info->fprintf_func) (info->stream, "exother");
                      comma = 1;
                    }
                  (*info->fprintf_func) (info->stream, "]");
                }
 
              else
                (*info->fprintf_func) (info->stream, "%d", value);
            }
          /* All done. */
          break;
        }
      op++;
    }
 
  if (!match)
    {
      /* xgettext:c-format */
      (*info->fprintf_func) (info->stream, _("unknown\t0x%04x"), insn);
    }
}

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[/] [or1k/] [tags/] [start/] [gdb-5.0/] [opcodes/] [m10300-dis.c] - Blame information for rev 1778

Line No.	Rev	Author	Line
1	106	markom	`/* Disassemble MN10300 instructions.`
2			`Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.`
3
4			`This program is free software; you can redistribute it and/or modify`
5			`it under the terms of the GNU General Public License as published by`
6			`the Free Software Foundation; either version 2 of the License, or`
7			`(at your option) any later version.`
8
9			`This program is distributed in the hope that it will be useful,`
10			`but WITHOUT ANY WARRANTY; without even the implied warranty of`
11			`MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
12			`GNU General Public License for more details.`
13
14			`You should have received a copy of the GNU General Public License`
15			`along with this program; if not, write to the Free Software`
16			`Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */`
17
18
19			`#include <stdio.h>`
20
21			`#include "ansidecl.h"`
22			`#include "opcode/mn10300.h"`
23			`#include "dis-asm.h"`
24			`#include "opintl.h"`
25
26			`static void disassemble PARAMS ((bfd_vma, struct disassemble_info *,`
27			`unsigned long insn, unsigned int));`
28
29			`int`
30			`print_insn_mn10300 (memaddr, info)`
31			`bfd_vma memaddr;`
32			`struct disassemble_info *info;`
33			`{`
34			`int status;`
35			`bfd_byte buffer[4];`
36			`unsigned long insn;`
37			`unsigned int consume;`
38
39			`/* First figure out how big the opcode is. */`
40			`status = (*info->read_memory_func) (memaddr, buffer, 1, info);`
41			`if (status != 0)`
42			`{`
43			`(*info->memory_error_func) (status, memaddr, info);`
44			`return -1;`
45			`}`
46			`insn = (unsigned char ) buffer;`
47
48			`/* These are one byte insns. */`
49			`if ((insn & 0xf3) == 0x00`
50			`\|\| (insn & 0xf0) == 0x10`
51			`\|\| (insn & 0xfc) == 0x3c`
52			`\|\| (insn & 0xf3) == 0x41`
53			`\|\| (insn & 0xf3) == 0x40`
54			`\|\| (insn & 0xfc) == 0x50`
55			`\|\| (insn & 0xfc) == 0x54`
56			`\|\| (insn & 0xf0) == 0x60`
57			`\|\| (insn & 0xf0) == 0x70`
58			`\|\| ((insn & 0xf0) == 0x80`
59			`&& (insn & 0x0c) >> 2 != (insn & 0x03))`
60			`\|\| ((insn & 0xf0) == 0x90`
61			`&& (insn & 0x0c) >> 2 != (insn & 0x03))`
62			`\|\| ((insn & 0xf0) == 0xa0`
63			`&& (insn & 0x0c) >> 2 != (insn & 0x03))`
64			`\|\| ((insn & 0xf0) == 0xb0`
65			`&& (insn & 0x0c) >> 2 != (insn & 0x03))`
66			`\|\| (insn & 0xff) == 0xcb`
67			`\|\| (insn & 0xfc) == 0xd0`
68			`\|\| (insn & 0xfc) == 0xd4`
69			`\|\| (insn & 0xfc) == 0xd8`
70			`\|\| (insn & 0xf0) == 0xe0`
71			`\|\| (insn & 0xff) == 0xff)`
72			`{`
73			`consume = 1;`
74			`}`
75
76			`/* These are two byte insns. */`
77			`else if ((insn & 0xf0) == 0x80`
78			`\|\| (insn & 0xf0) == 0x90`
79			`\|\| (insn & 0xf0) == 0xa0`
80			`\|\| (insn & 0xf0) == 0xb0`
81			`\|\| (insn & 0xfc) == 0x20`
82			`\|\| (insn & 0xfc) == 0x28`
83			`\|\| (insn & 0xf3) == 0x43`
84			`\|\| (insn & 0xf3) == 0x42`
85			`\|\| (insn & 0xfc) == 0x58`
86			`\|\| (insn & 0xfc) == 0x5c`
87			`\|\| ((insn & 0xf0) == 0xc0`
88			`&& (insn & 0xff) != 0xcb`
89			`&& (insn & 0xff) != 0xcc`
90			`&& (insn & 0xff) != 0xcd)`
91			`\|\| (insn & 0xff) == 0xf0`
92			`\|\| (insn & 0xff) == 0xf1`
93			`\|\| (insn & 0xff) == 0xf2`
94			`\|\| (insn & 0xff) == 0xf3`
95			`\|\| (insn & 0xff) == 0xf4`
96			`\|\| (insn & 0xff) == 0xf5`
97			`\|\| (insn & 0xff) == 0xf6)`
98			`{`
99			`status = (*info->read_memory_func) (memaddr, buffer, 2, info);`
100			`if (status != 0)`
101			`{`
102			`(*info->memory_error_func) (status, memaddr, info);`
103			`return -1;`
104			`}`
105			`insn = bfd_getb16 (buffer);`
106			`consume = 2;`
107			`}`
108
109			`/* These are three byte insns. */`
110			`else if ((insn & 0xff) == 0xf8`
111			`\|\| (insn & 0xff) == 0xcc`
112			`\|\| (insn & 0xff) == 0xf9`
113			`\|\| (insn & 0xf3) == 0x01`
114			`\|\| (insn & 0xf3) == 0x02`
115			`\|\| (insn & 0xf3) == 0x03`
116			`\|\| (insn & 0xfc) == 0x24`
117			`\|\| (insn & 0xfc) == 0x2c`
118			`\|\| (insn & 0xfc) == 0x30`
119			`\|\| (insn & 0xfc) == 0x34`
120			`\|\| (insn & 0xfc) == 0x38`
121			`\|\| (insn & 0xff) == 0xde`
122			`\|\| (insn & 0xff) == 0xdf`
123			`\|\| (insn & 0xff) == 0xf9`
124			`\|\| (insn & 0xff) == 0xcc)`
125			`{`
126			`status = (*info->read_memory_func) (memaddr, buffer, 2, info);`
127			`if (status != 0)`
128			`{`
129			`(*info->memory_error_func) (status, memaddr, info);`
130			`return -1;`
131			`}`
132			`insn = bfd_getb16 (buffer);`
133			`insn <<= 8;`
134			`status = (*info->read_memory_func) (memaddr + 2, buffer, 1, info);`
135			`if (status != 0)`
136			`{`
137			`(*info->memory_error_func) (status, memaddr, info);`
138			`return -1;`
139			`}`
140			`insn \|= (unsigned char )buffer;`
141			`consume = 3;`
142			`}`
143
144			`/* These are four byte insns. */`
145			`else if ((insn & 0xff) == 0xfa`
146			`\|\| (insn & 0xff) == 0xf7`
147			`\|\| (insn & 0xff) == 0xfb)`
148			`{`
149			`status = (*info->read_memory_func) (memaddr, buffer, 4, info);`
150			`if (status != 0)`
151			`{`
152			`(*info->memory_error_func) (status, memaddr, info);`
153			`return -1;`
154			`}`
155			`insn = bfd_getb32 (buffer);`
156			`consume = 4;`
157			`}`
158
159			`/* These are five byte insns. */`
160			`else if ((insn & 0xff) == 0xcd`
161			`\|\| (insn & 0xff) == 0xdc)`
162			`{`
163			`status = (*info->read_memory_func) (memaddr, buffer, 4, info);`
164			`if (status != 0)`
165			`{`
166			`(*info->memory_error_func) (status, memaddr, info);`
167			`return -1;`
168			`}`
169			`insn = bfd_getb32 (buffer);`
170			`consume = 5;`
171			`}`
172
173			`/* These are six byte insns. */`
174			`else if ((insn & 0xff) == 0xfd`
175			`\|\| (insn & 0xff) == 0xfc)`
176			`{`
177			`status = (*info->read_memory_func) (memaddr, buffer, 4, info);`
178			`if (status != 0)`
179			`{`
180			`(*info->memory_error_func) (status, memaddr, info);`
181			`return -1;`
182			`}`
183
184			`insn = bfd_getb32 (buffer);`
185			`consume = 6;`
186			`}`
187
188			`/* Else its a seven byte insns (in theory). */`
189			`else`
190			`{`
191			`status = (*info->read_memory_func) (memaddr, buffer, 4, info);`
192			`if (status != 0)`
193			`{`
194			`(*info->memory_error_func) (status, memaddr, info);`
195			`return -1;`
196			`}`
197
198			`insn = bfd_getb32 (buffer);`
199			`consume = 7;`
200			`}`
201
202			`disassemble (memaddr, info, insn, consume);`
203
204			`return consume;`
205			`}`
206
207			`static void`
208			`disassemble (memaddr, info, insn, size)`
209			`bfd_vma memaddr;`
210			`struct disassemble_info *info;`
211			`unsigned long insn;`
212			`unsigned int size;`
213			`{`
214			`struct mn10300_opcode op = (struct mn10300_opcode )mn10300_opcodes;`
215			`const struct mn10300_operand *operand;`
216			`bfd_byte buffer[4];`
217			`unsigned long extension = 0;`
218			`int status, match = 0;`
219
220			`/* Find the opcode. */`
221			`while (op->name)`
222			`{`
223			`int mysize, extra_shift;`
224
225			`if (op->format == FMT_S0)`
226			`mysize = 1;`
227			`else if (op->format == FMT_S1`
228			`\|\| op->format == FMT_D0)`
229			`mysize = 2;`
230			`else if (op->format == FMT_S2`
231			`\|\| op->format == FMT_D1)`
232			`mysize = 3;`
233			`else if (op->format == FMT_S4)`
234			`mysize = 5;`
235			`else if (op->format == FMT_D2)`
236			`mysize = 4;`
237			`else if (op->format == FMT_D4)`
238			`mysize = 6;`
239			`else if (op->format == FMT_D6)`
240			`mysize = 3;`
241			`else if (op->format == FMT_D7 \|\| op->format == FMT_D10)`
242			`mysize = 4;`
243			`else if (op->format == FMT_D8)`
244			`mysize = 6;`
245			`else if (op->format == FMT_D9)`
246			`mysize = 7;`
247			`else`
248			`mysize = 7;`
249
250			`if ((op->mask & insn) == op->opcode`
251			`&& size == (unsigned int) mysize`
252			`&& (op->machine == 0`
253			`\|\| op->machine == info->mach))`
254			`{`
255			`const unsigned char *opindex_ptr;`
256			`unsigned int nocomma;`
257			`int paren = 0;`
258
259			`if (op->format == FMT_D1 \|\| op->format == FMT_S1)`
260			`extra_shift = 8;`
261			`else if (op->format == FMT_D2 \|\| op->format == FMT_D4`
262			`\|\| op->format == FMT_S2 \|\| op->format == FMT_S4`
263			`\|\| op->format == FMT_S6 \|\| op->format == FMT_D5)`
264			`extra_shift = 16;`
265			`else if (op->format == FMT_D7`
266			`\|\| op->format == FMT_D8`
267			`\|\| op->format == FMT_D9)`
268			`extra_shift = 8;`
269			`else`
270			`extra_shift = 0;`
271
272			`if (size == 1 \|\| size == 2)`
273			`{`
274			`extension = 0;`
275			`}`
276			`else if (size == 3`
277			`&& (op->format == FMT_D1`
278			`\|\| op->opcode == 0xdf0000`
279			`\|\| op->opcode == 0xde0000))`
280			`{`
281			`extension = 0;`
282			`}`
283			`else if (size == 3`
284			`&& op->format == FMT_D6)`
285			`{`
286			`extension = 0;`
287			`}`
288			`else if (size == 3)`
289			`{`
290			`insn &= 0xff0000;`
291			`status = (*info->read_memory_func) (memaddr + 1, buffer, 2, info);`
292			`if (status != 0)`
293			`{`
294			`(*info->memory_error_func) (status, memaddr, info);`
295			`return;`
296			`}`
297
298			`insn \|= bfd_getl16 (buffer);`
299			`extension = 0;`
300			`}`
301			`else if (size == 4`
302			`&& (op->opcode == 0xfaf80000`
303			`\|\| op->opcode == 0xfaf00000`
304			`\|\| op->opcode == 0xfaf40000))`
305			`{`
306			`extension = 0;`
307			`}`
308			`else if (size == 4`
309			`&& (op->format == FMT_D7`
310			`\|\| op->format == FMT_D10))`
311			`{`
312			`extension = 0;`
313			`}`
314			`else if (size == 4)`
315			`{`
316			`insn &= 0xffff0000;`
317			`status = (*info->read_memory_func) (memaddr + 2, buffer, 2, info);`
318			`if (status != 0)`
319			`{`
320			`(*info->memory_error_func) (status, memaddr, info);`
321			`return;`
322			`}`
323
324			`insn \|= bfd_getl16 (buffer);`
325			`extension = 0;`
326			`}`
327			`else if (size == 5 && op->opcode == 0xdc000000)`
328			`{`
329			`unsigned long temp = 0;`
330			`status = (*info->read_memory_func) (memaddr + 1, buffer, 4, info);`
331			`if (status != 0)`
332			`{`
333			`(*info->memory_error_func) (status, memaddr, info);`
334			`return;`
335			`}`
336			`temp \|= bfd_getl32 (buffer);`
337
338			`insn &= 0xff000000;`
339			`insn \|= (temp & 0xffffff00) >> 8;`
340			`extension = temp & 0xff;`
341			`}`
342			`else if (size == 5)`
343			`{`
344			`unsigned long temp = 0;`
345			`status = (*info->read_memory_func) (memaddr + 1, buffer, 2, info);`
346			`if (status != 0)`
347			`{`
348			`(*info->memory_error_func) (status, memaddr, info);`
349			`return;`
350			`}`
351			`temp \|= bfd_getl16 (buffer);`
352
353			`insn &= 0xff0000ff;`
354			`insn \|= temp << 8;`
355
356			`status = (*info->read_memory_func) (memaddr + 4, buffer, 1, info);`
357			`if (status != 0)`
358			`{`
359			`(*info->memory_error_func) (status, memaddr, info);`
360			`return;`
361			`}`
362			`extension = (unsigned char )buffer;`
363			`}`
364			`else if (size == 6 && op->format == FMT_D8)`
365			`{`
366			`insn &= 0xffffff00;`
367			`status = (*info->read_memory_func) (memaddr + 5, buffer, 1, info);`
368			`if (status != 0)`
369			`{`
370			`(*info->memory_error_func) (status, memaddr, info);`
371			`return;`
372			`}`
373			`insn \|= (unsigned char )buffer;`
374
375			`status = (*info->read_memory_func) (memaddr + 3, buffer, 2, info);`
376			`if (status != 0)`
377			`{`
378			`(*info->memory_error_func) (status, memaddr, info);`
379			`return;`
380			`}`
381			`extension = bfd_getl16 (buffer);`
382			`}`
383			`else if (size == 6)`
384			`{`
385			`unsigned long temp = 0;`
386			`status = (*info->read_memory_func) (memaddr + 2, buffer, 4, info);`
387			`if (status != 0)`
388			`{`
389			`(*info->memory_error_func) (status, memaddr, info);`
390			`return;`
391			`}`
392			`temp \|= bfd_getl32 (buffer);`
393
394			`insn &= 0xffff0000;`
395			`insn \|= (temp >> 16) & 0xffff;`
396			`extension = temp & 0xffff;`
397			`}`
398			`else if (size == 7 && op->format == FMT_D9)`
399			`{`
400			`insn &= 0xffffff00;`
401			`status = (*info->read_memory_func) (memaddr + 3, buffer, 4, info);`
402			`if (status != 0)`
403			`{`
404			`(*info->memory_error_func) (status, memaddr, info);`
405			`return;`
406			`}`
407			`extension = bfd_getl32 (buffer);`
408			`insn \|= (extension & 0xff000000) >> 24;`
409			`extension &= 0xffffff;`
410			`}`
411			`else if (size == 7 && op->opcode == 0xdd000000)`
412			`{`
413			`unsigned long temp = 0;`
414			`status = (*info->read_memory_func) (memaddr + 1, buffer, 4, info);`
415			`if (status != 0)`
416			`{`
417			`(*info->memory_error_func) (status, memaddr, info);`
418			`return;`
419			`}`
420			`temp \|= bfd_getl32 (buffer);`
421
422			`insn &= 0xff000000;`
423			`insn \|= (temp >> 8) & 0xffffff;`
424			`extension = (temp & 0xff) << 16;`
425
426			`status = (*info->read_memory_func) (memaddr + 5, buffer, 2, info);`
427			`if (status != 0)`
428			`{`
429			`(*info->memory_error_func) (status, memaddr, info);`
430			`return;`
431			`}`
432			`extension \|= bfd_getb16 (buffer);`
433			`}`
434			`else if (size == 7)`
435			`{`
436			`unsigned long temp = 0;`
437			`status = (*info->read_memory_func) (memaddr + 2, buffer, 4, info);`
438			`if (status != 0)`
439			`{`
440			`(*info->memory_error_func) (status, memaddr, info);`
441			`return;`
442			`}`
443			`temp \|= bfd_getl32 (buffer);`
444
445			`insn &= 0xffff0000;`
446			`insn \|= (temp >> 16) & 0xffff;`
447			`extension = (temp & 0xffff) << 8;`
448
449			`status = (*info->read_memory_func) (memaddr + 6, buffer, 1, info);`
450			`if (status != 0)`
451			`{`
452			`(*info->memory_error_func) (status, memaddr, info);`
453			`return;`
454			`}`
455			`extension \|= (unsigned char )buffer;`
456			`}`
457
458			`match = 1;`
459			`(*info->fprintf_func) (info->stream, "%s\t", op->name);`
460
461			`/* Now print the operands. */`
462			`for (opindex_ptr = op->operands, nocomma = 1;`
463			`*opindex_ptr != 0;`
464			`opindex_ptr++)`
465			`{`
466			`unsigned long value;`
467
468			`operand = &mn10300_operands[*opindex_ptr];`
469
470			`/* If this operand is a PLUS (autoincrement), then do not emit`
471			`a comma before emitting the plus. */`
472			`if ((operand->flags & MN10300_OPERAND_PLUS) != 0)`
473			`nocomma = 1;`
474
475			`if ((operand->flags & MN10300_OPERAND_SPLIT) != 0)`
476			`{`
477			`unsigned long temp;`
478			`value = insn & ((1 << operand->bits) - 1);`
479			`value <<= (32 - operand->bits);`
480			`temp = extension >> operand->shift;`
481			`temp &= ((1 << (32 - operand->bits)) - 1);`
482			`value \|= temp;`
483			`}`
484			`else if ((operand->flags & MN10300_OPERAND_24BIT) != 0)`
485			`{`
486			`unsigned long temp;`
487			`value = insn & ((1 << operand->bits) - 1);`
488			`value <<= (24 - operand->bits);`
489			`temp = extension >> operand->shift;`
490			`temp &= ((1 << (24 - operand->bits)) - 1);`
491			`value \|= temp;`
492			`if ((operand->flags & MN10300_OPERAND_SIGNED) != 0)`
493			`value = ((value & 0xffffff) ^ (~0x7fffff)) + 0x800000;`
494			`}`
495			`else if ((operand->flags & MN10300_OPERAND_EXTENDED) != 0)`
496			`{`
497			`value = ((extension >> (operand->shift))`
498			`& ((1 << operand->bits) - 1));`
499			`}`
500			`else`
501			`{`
502			`value = ((insn >> (operand->shift))`
503			`& ((1 << operand->bits) - 1));`
504			`}`
505
506			`if ((operand->flags & MN10300_OPERAND_SIGNED) != 0`
507			`/* These are properly extended by the code above. */`
508			`&& ((operand->flags & MN10300_OPERAND_24BIT) == 0)`
509			`)`
510			`value = ((long)(value << (32 - operand->bits))`
511			`>> (32 - operand->bits));`
512
513			`if (!nocomma`
514			`&& (!paren`
515			`\|\| ((operand->flags & MN10300_OPERAND_PAREN) == 0)))`
516			`(*info->fprintf_func) (info->stream, ",");`
517
518			`nocomma = 0;`
519
520			`if ((operand->flags & MN10300_OPERAND_DREG) != 0)`
521			`{`
522			`value = ((insn >> (operand->shift + extra_shift))`
523			`& ((1 << operand->bits) - 1));`
524			`(*info->fprintf_func) (info->stream, "d%d", value);`
525			`}`
526
527			`else if ((operand->flags & MN10300_OPERAND_AREG) != 0)`
528			`{`
529			`value = ((insn >> (operand->shift + extra_shift))`
530			`& ((1 << operand->bits) - 1));`
531			`(*info->fprintf_func) (info->stream, "a%d", value);`
532			`}`
533
534			`else if ((operand->flags & MN10300_OPERAND_SP) != 0)`
535			`(*info->fprintf_func) (info->stream, "sp");`
536
537			`else if ((operand->flags & MN10300_OPERAND_PSW) != 0)`
538			`(*info->fprintf_func) (info->stream, "psw");`
539
540			`else if ((operand->flags & MN10300_OPERAND_MDR) != 0)`
541			`(*info->fprintf_func) (info->stream, "mdr");`
542
543			`else if ((operand->flags & MN10300_OPERAND_RREG) != 0)`
544			`{`
545			`value = ((insn >> (operand->shift + extra_shift))`
546			`& ((1 << operand->bits) - 1));`
547			`if (value < 8)`
548			`(*info->fprintf_func) (info->stream, "r%d", value);`
549			`else if (value < 12)`
550			`(*info->fprintf_func) (info->stream, "a%d", value - 8);`
551			`else`
552			`(*info->fprintf_func) (info->stream, "d%d", value - 12);`
553			`}`
554
555			`else if ((operand->flags & MN10300_OPERAND_XRREG) != 0)`
556			`{`
557			`value = ((insn >> (operand->shift + extra_shift))`
558			`& ((1 << operand->bits) - 1));`
559			`if (value == 0)`
560			`(*info->fprintf_func) (info->stream, "sp", value);`
561			`else`
562			`(*info->fprintf_func) (info->stream, "xr%d", value);`
563			`}`
564
565			`else if ((operand->flags & MN10300_OPERAND_USP) != 0)`
566			`(*info->fprintf_func) (info->stream, "usp");`
567
568			`else if ((operand->flags & MN10300_OPERAND_SSP) != 0)`
569			`(*info->fprintf_func) (info->stream, "ssp");`
570
571			`else if ((operand->flags & MN10300_OPERAND_MSP) != 0)`
572			`(*info->fprintf_func) (info->stream, "msp");`
573
574			`else if ((operand->flags & MN10300_OPERAND_PC) != 0)`
575			`(*info->fprintf_func) (info->stream, "pc");`
576
577			`else if ((operand->flags & MN10300_OPERAND_EPSW) != 0)`
578			`(*info->fprintf_func) (info->stream, "epsw");`
579
580			`else if ((operand->flags & MN10300_OPERAND_PLUS) != 0)`
581			`(*info->fprintf_func) (info->stream, "+");`
582
583			`else if ((operand->flags & MN10300_OPERAND_PAREN) != 0)`
584			`{`
585			`if (paren)`
586			`(*info->fprintf_func) (info->stream, ")");`
587			`else`
588			`{`
589			`(*info->fprintf_func) (info->stream, "(");`
590			`nocomma = 1;`
591			`}`
592			`paren = !paren;`
593			`}`
594
595			`else if ((operand->flags & MN10300_OPERAND_PCREL) != 0)`
596			`(*info->print_address_func) ((long) value + memaddr, info);`
597
598			`else if ((operand->flags & MN10300_OPERAND_MEMADDR) != 0)`
599			`(*info->print_address_func) (value, info);`
600
601			`else if ((operand->flags & MN10300_OPERAND_REG_LIST) != 0)`
602			`{`
603			`int comma = 0;`
604
605			`(*info->fprintf_func) (info->stream, "[");`
606			`if (value & 0x80)`
607			`{`
608			`(*info->fprintf_func) (info->stream, "d2");`
609			`comma = 1;`
610			`}`
611
612			`if (value & 0x40)`
613			`{`
614			`if (comma)`
615			`(*info->fprintf_func) (info->stream, ",");`
616			`(*info->fprintf_func) (info->stream, "d3");`
617			`comma = 1;`
618			`}`
619
620			`if (value & 0x20)`
621			`{`
622			`if (comma)`
623			`(*info->fprintf_func) (info->stream, ",");`
624			`(*info->fprintf_func) (info->stream, "a2");`
625			`comma = 1;`
626			`}`
627
628			`if (value & 0x10)`
629			`{`
630			`if (comma)`
631			`(*info->fprintf_func) (info->stream, ",");`
632			`(*info->fprintf_func) (info->stream, "a3");`
633			`comma = 1;`
634			`}`
635
636			`if (value & 0x08)`
637			`{`
638			`if (comma)`
639			`(*info->fprintf_func) (info->stream, ",");`
640			`(*info->fprintf_func) (info->stream, "other");`
641			`comma = 1;`
642			`}`
643
644			`if (value & 0x04)`
645			`{`
646			`if (comma)`
647			`(*info->fprintf_func) (info->stream, ",");`
648			`(*info->fprintf_func) (info->stream, "exreg0");`
649			`comma = 1;`
650			`}`
651			`if (value & 0x02)`
652			`{`
653			`if (comma)`
654			`(*info->fprintf_func) (info->stream, ",");`
655			`(*info->fprintf_func) (info->stream, "exreg1");`
656			`comma = 1;`
657			`}`
658			`if (value & 0x01)`
659			`{`
660			`if (comma)`
661			`(*info->fprintf_func) (info->stream, ",");`
662			`(*info->fprintf_func) (info->stream, "exother");`
663			`comma = 1;`
664			`}`
665			`(*info->fprintf_func) (info->stream, "]");`
666			`}`
667
668			`else`
669			`(*info->fprintf_func) (info->stream, "%d", value);`
670			`}`
671			`/* All done. */`
672			`break;`
673			`}`
674			`op++;`
675			`}`
676
677			`if (!match)`
678			`{`
679			`/* xgettext:c-format */`
680			`(*info->fprintf_func) (info->stream, _("unknown\t0x%04x"), insn);`
681			`}`
682			`}`