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/* Disassembly routines for TMS320C30 architecture
   Copyright 1998, 1999, 2000, 2002, 2005, 2007 Free Software Foundation, Inc.
   Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)
 
   This file is part of the GNU opcodes library.
 
   This library 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 3, or (at your option)
   any later version.
 
   It 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 file; see the file COPYING.  If not, write to the
   Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */
 
#include <errno.h>
#include <math.h>
#include "sysdep.h"
#include "dis-asm.h"
#include "opcode/tic30.h"
 
#define NORMAL_INSN   1
#define PARALLEL_INSN 2
 
/* Gets the type of instruction based on the top 2 or 3 bits of the
   instruction word.  */
#define GET_TYPE(insn) (insn & 0x80000000 ? insn & 0xC0000000 : insn & 0xE0000000)
 
/* Instruction types.  */
#define TWO_OPERAND_1 0x00000000
#define TWO_OPERAND_2 0x40000000
#define THREE_OPERAND 0x20000000
#define PAR_STORE     0xC0000000
#define MUL_ADDS      0x80000000
#define BRANCHES      0x60000000
 
/* Specific instruction id bits.  */
#define NORMAL_IDEN    0x1F800000
#define PAR_STORE_IDEN 0x3E000000
#define MUL_ADD_IDEN   0x2C000000
#define BR_IMM_IDEN    0x1F000000
#define BR_COND_IDEN   0x1C3F0000
 
/* Addressing modes.  */
#define AM_REGISTER 0x00000000
#define AM_DIRECT   0x00200000
#define AM_INDIRECT 0x00400000
#define AM_IMM      0x00600000
 
#define P_FIELD 0x03000000
 
#define REG_AR0 0x08
#define LDP_INSN 0x08700000
 
/* TMS320C30 program counter for current instruction.  */
static unsigned int _pc;
 
struct instruction
{
  int type;
  template *tm;
  partemplate *ptm;
};
 
static int
get_tic30_instruction (unsigned long insn_word, struct instruction *insn)
{
  switch (GET_TYPE (insn_word))
    {
    case TWO_OPERAND_1:
    case TWO_OPERAND_2:
    case THREE_OPERAND:
      insn->type = NORMAL_INSN;
      {
        template *current_optab = (template *) tic30_optab;
 
        for (; current_optab < tic30_optab_end; current_optab++)
          {
            if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))
              {
                if (current_optab->operands == 0)
                  {
                    if (current_optab->base_opcode == insn_word)
                      {
                        insn->tm = current_optab;
                        break;
                      }
                  }
                else if ((current_optab->base_opcode & NORMAL_IDEN) == (insn_word & NORMAL_IDEN))
                  {
                    insn->tm = current_optab;
                    break;
                  }
              }
          }
      }
      break;
 
    case PAR_STORE:
      insn->type = PARALLEL_INSN;
      {
        partemplate *current_optab = (partemplate *) tic30_paroptab;
 
        for (; current_optab < tic30_paroptab_end; current_optab++)
          {
            if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))
              {
                if ((current_optab->base_opcode & PAR_STORE_IDEN)
                    == (insn_word & PAR_STORE_IDEN))
                  {
                    insn->ptm = current_optab;
                    break;
                  }
              }
          }
      }
      break;
 
    case MUL_ADDS:
      insn->type = PARALLEL_INSN;
      {
        partemplate *current_optab = (partemplate *) tic30_paroptab;
 
        for (; current_optab < tic30_paroptab_end; current_optab++)
          {
            if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))
              {
                if ((current_optab->base_opcode & MUL_ADD_IDEN)
                    == (insn_word & MUL_ADD_IDEN))
                  {
                    insn->ptm = current_optab;
                    break;
                  }
              }
          }
      }
      break;
 
    case BRANCHES:
      insn->type = NORMAL_INSN;
      {
        template *current_optab = (template *) tic30_optab;
 
        for (; current_optab < tic30_optab_end; current_optab++)
          {
            if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))
              {
                if (current_optab->operand_types[0] & Imm24)
                  {
                    if ((current_optab->base_opcode & BR_IMM_IDEN)
                        == (insn_word & BR_IMM_IDEN))
                      {
                        insn->tm = current_optab;
                        break;
                      }
                  }
                else if (current_optab->operands > 0)
                  {
                    if ((current_optab->base_opcode & BR_COND_IDEN)
                        == (insn_word & BR_COND_IDEN))
                      {
                        insn->tm = current_optab;
                        break;
                      }
                  }
                else
                  {
                    if ((current_optab->base_opcode & (BR_COND_IDEN | 0x00800000))
                        == (insn_word & (BR_COND_IDEN | 0x00800000)))
                      {
                        insn->tm = current_optab;
                        break;
                      }
                  }
              }
          }
      }
      break;
    default:
      return 0;
    }
  return 1;
}
 
static int
get_register_operand (unsigned char fragment, char *buffer)
{
  const reg *current_reg = tic30_regtab;
 
  if (buffer == NULL)
    return 0;
  for (; current_reg < tic30_regtab_end; current_reg++)
    {
      if ((fragment & 0x1F) == current_reg->opcode)
        {
          strcpy (buffer, current_reg->name);
          return 1;
        }
    }
  return 0;
}
 
static int
get_indirect_operand (unsigned short fragment,
                      int size,
                      char *buffer)
{
  unsigned char mod;
  unsigned arnum;
  unsigned char disp;
 
  if (buffer == NULL)
    return 0;
  /* Determine which bits identify the sections of the indirect
     operand based on the size in bytes.  */
  switch (size)
    {
    case 1:
      mod = (fragment & 0x00F8) >> 3;
      arnum = (fragment & 0x0007);
      disp = 0;
      break;
    case 2:
      mod = (fragment & 0xF800) >> 11;
      arnum = (fragment & 0x0700) >> 8;
      disp = (fragment & 0x00FF);
      break;
    default:
      return 0;
    }
  {
    const ind_addr_type *current_ind = tic30_indaddr_tab;
 
    for (; current_ind < tic30_indaddrtab_end; current_ind++)
      {
        if (current_ind->modfield == mod)
          {
            if (current_ind->displacement == IMPLIED_DISP && size == 2)
              continue;
 
            else
              {
                size_t i, len;
                int bufcnt;
 
                len = strlen (current_ind->syntax);
                for (i = 0, bufcnt = 0; i < len; i++, bufcnt++)
                  {
                    buffer[bufcnt] = current_ind->syntax[i];
                    if (buffer[bufcnt - 1] == 'a' && buffer[bufcnt] == 'r')
                      buffer[++bufcnt] = arnum + '0';
                    if (buffer[bufcnt] == '('
                        && current_ind->displacement == DISP_REQUIRED)
                      {
                        sprintf (&buffer[bufcnt + 1], "%u", disp);
                        bufcnt += strlen (&buffer[bufcnt + 1]);
                      }
                  }
                buffer[bufcnt + 1] = '\0';
                break;
              }
          }
      }
  }
  return 1;
}
 
static int
cnvt_tmsfloat_ieee (unsigned long tmsfloat, int size, float *ieeefloat)
{
  unsigned long exp, sign, mant;
  union
  {
    unsigned long l;
    float f;
  } val;
 
  if (size == 2)
    {
      if ((tmsfloat & 0x0000F000) == 0x00008000)
        tmsfloat = 0x80000000;
      else
        {
          tmsfloat <<= 16;
          tmsfloat = (long) tmsfloat >> 4;
        }
    }
  exp = tmsfloat & 0xFF000000;
  if (exp == 0x80000000)
    {
      *ieeefloat = 0.0;
      return 1;
    }
  exp += 0x7F000000;
  sign = (tmsfloat & 0x00800000) << 8;
  mant = tmsfloat & 0x007FFFFF;
  if (exp == 0xFF000000)
    {
      if (mant == 0)
        *ieeefloat = ERANGE;
#ifdef HUGE_VALF
      if (sign == 0)
        *ieeefloat = HUGE_VALF;
      else
        *ieeefloat = -HUGE_VALF;
#else
      if (sign == 0)
        *ieeefloat = 1.0 / 0.0;
      else
        *ieeefloat = -1.0 / 0.0;
#endif
      return 1;
    }
  exp >>= 1;
  if (sign)
    {
      mant = (~mant) & 0x007FFFFF;
      mant += 1;
      exp += mant & 0x00800000;
      exp &= 0x7F800000;
      mant &= 0x007FFFFF;
    }
  if (tmsfloat == 0x80000000)
    sign = mant = exp = 0;
  tmsfloat = sign | exp | mant;
  val.l = tmsfloat;
  *ieeefloat = val.f;
  return 1;
}
 
static int
print_two_operand (disassemble_info *info,
                   unsigned long insn_word,
                   struct instruction *insn)
{
  char name[12];
  char operand[2][13] =
  {
    {0},
    {0}
  };
  float f_number;
 
  if (insn->tm == NULL)
    return 0;
  strcpy (name, insn->tm->name);
  if (insn->tm->opcode_modifier == AddressMode)
    {
      int src_op, dest_op;
      /* Determine whether instruction is a store or a normal instruction.  */
      if ((insn->tm->operand_types[1] & (Direct | Indirect))
          == (Direct | Indirect))
        {
          src_op = 1;
          dest_op = 0;
        }
      else
        {
          src_op = 0;
          dest_op = 1;
        }
      /* Get the destination register.  */
      if (insn->tm->operands == 2)
        get_register_operand ((insn_word & 0x001F0000) >> 16, operand[dest_op]);
      /* Get the source operand based on addressing mode.  */
      switch (insn_word & AddressMode)
        {
        case AM_REGISTER:
          /* Check for the NOP instruction before getting the operand.  */
          if ((insn->tm->operand_types[0] & NotReq) == 0)
            get_register_operand ((insn_word & 0x0000001F), operand[src_op]);
          break;
        case AM_DIRECT:
          sprintf (operand[src_op], "@0x%lX", (insn_word & 0x0000FFFF));
          break;
        case AM_INDIRECT:
          get_indirect_operand ((insn_word & 0x0000FFFF), 2, operand[src_op]);
          break;
        case AM_IMM:
          /* Get the value of the immediate operand based on variable type.  */
          switch (insn->tm->imm_arg_type)
            {
            case Imm_Float:
              cnvt_tmsfloat_ieee ((insn_word & 0x0000FFFF), 2, &f_number);
              sprintf (operand[src_op], "%2.2f", f_number);
              break;
            case Imm_SInt:
              sprintf (operand[src_op], "%d", (short) (insn_word & 0x0000FFFF));
              break;
            case Imm_UInt:
              sprintf (operand[src_op], "%lu", (insn_word & 0x0000FFFF));
              break;
            default:
              return 0;
            }
          /* Handle special case for LDP instruction.  */
          if ((insn_word & 0xFFFFFF00) == LDP_INSN)
            {
              strcpy (name, "ldp");
              sprintf (operand[0], "0x%06lX", (insn_word & 0x000000FF) << 16);
              operand[1][0] = '\0';
            }
        }
    }
  /* Handle case for stack and rotate instructions.  */
  else if (insn->tm->operands == 1)
    {
      if (insn->tm->opcode_modifier == StackOp)
        get_register_operand ((insn_word & 0x001F0000) >> 16, operand[0]);
    }
  /* Output instruction to stream.  */
  info->fprintf_func (info->stream, "   %s %s%c%s", name,
                      operand[0][0] ? operand[0] : "",
                      operand[1][0] ? ',' : ' ',
                      operand[1][0] ? operand[1] : "");
  return 1;
}
 
static int
print_three_operand (disassemble_info *info,
                     unsigned long insn_word,
                     struct instruction *insn)
{
  char operand[3][13] =
  {
    {0},
    {0},
    {0}
  };
 
  if (insn->tm == NULL)
    return 0;
  switch (insn_word & AddressMode)
    {
    case AM_REGISTER:
      get_register_operand ((insn_word & 0x000000FF), operand[0]);
      get_register_operand ((insn_word & 0x0000FF00) >> 8, operand[1]);
      break;
    case AM_DIRECT:
      get_register_operand ((insn_word & 0x000000FF), operand[0]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1]);
      break;
    case AM_INDIRECT:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0]);
      get_register_operand ((insn_word & 0x0000FF00) >> 8, operand[1]);
      break;
    case AM_IMM:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1]);
      break;
    default:
      return 0;
    }
  if (insn->tm->operands == 3)
    get_register_operand ((insn_word & 0x001F0000) >> 16, operand[2]);
  info->fprintf_func (info->stream, "   %s %s,%s%c%s", insn->tm->name,
                      operand[0], operand[1],
                      operand[2][0] ? ',' : ' ',
                      operand[2][0] ? operand[2] : "");
  return 1;
}
 
static int
print_par_insn (disassemble_info *info,
                unsigned long insn_word,
                struct instruction *insn)
{
  size_t i, len;
  char *name1, *name2;
  char operand[2][3][13] =
  {
    {
      {0},
      {0},
      {0}
    },
    {
      {0},
      {0},
      {0}
    }
  };
 
  if (insn->ptm == NULL)
    return 0;
  /* Parse out the names of each of the parallel instructions from the
     q_insn1_insn2 format.  */
  name1 = (char *) strdup (insn->ptm->name + 2);
  name2 = "";
  len = strlen (name1);
  for (i = 0; i < len; i++)
    {
      if (name1[i] == '_')
        {
          name2 = &name1[i + 1];
          name1[i] = '\0';
          break;
        }
    }
  /* Get the operands of the instruction based on the operand order.  */
  switch (insn->ptm->oporder)
    {
    case OO_4op1:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);
      get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);
      get_register_operand ((insn_word >> 22) & 0x07, operand[0][1]);
      break;
    case OO_4op2:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][0]);
      get_register_operand ((insn_word >> 19) & 0x07, operand[1][1]);
      get_register_operand ((insn_word >> 22) & 0x07, operand[0][1]);
      break;
    case OO_4op3:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);
      get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);
      get_register_operand ((insn_word >> 22) & 0x07, operand[0][0]);
      break;
    case OO_5op1:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);
      get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);
      get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);
      get_register_operand ((insn_word >> 22) & 0x07, operand[0][2]);
      break;
    case OO_5op2:
      get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);
      get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);
      get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);
      get_register_operand ((insn_word >> 19) & 0x07, operand[0][0]);
      get_register_operand ((insn_word >> 22) & 0x07, operand[0][2]);
      break;
    case OO_PField:
      if (insn_word & 0x00800000)
        get_register_operand (0x01, operand[0][2]);
      else
        get_register_operand (0x00, operand[0][2]);
      if (insn_word & 0x00400000)
        get_register_operand (0x03, operand[1][2]);
      else
        get_register_operand (0x02, operand[1][2]);
      switch (insn_word & P_FIELD)
        {
        case 0x00000000:
          get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);
          get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);
          get_register_operand ((insn_word >> 16) & 0x07, operand[1][1]);
          get_register_operand ((insn_word >> 19) & 0x07, operand[1][0]);
          break;
        case 0x01000000:
          get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][0]);
          get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);
          get_register_operand ((insn_word >> 16) & 0x07, operand[1][1]);
          get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);
          break;
        case 0x02000000:
          get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][1]);
          get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][0]);
          get_register_operand ((insn_word >> 16) & 0x07, operand[0][1]);
          get_register_operand ((insn_word >> 19) & 0x07, operand[0][0]);
          break;
        case 0x03000000:
          get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][1]);
          get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);
          get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);
          get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);
          break;
        }
      break;
    default:
      return 0;
    }
  info->fprintf_func (info->stream, "   %s %s,%s%c%s", name1,
                      operand[0][0], operand[0][1],
                      operand[0][2][0] ? ',' : ' ',
                      operand[0][2][0] ? operand[0][2] : "");
  info->fprintf_func (info->stream, "\n\t\t\t|| %s %s,%s%c%s", name2,
                      operand[1][0], operand[1][1],
                      operand[1][2][0] ? ',' : ' ',
                      operand[1][2][0] ? operand[1][2] : "");
  free (name1);
  return 1;
}
 
static int
print_branch (disassemble_info *info,
              unsigned long insn_word,
              struct instruction *insn)
{
  char operand[2][13] =
  {
    {0},
    {0}
  };
  unsigned long address;
  int print_label = 0;
 
  if (insn->tm == NULL)
    return 0;
  /* Get the operands for 24-bit immediate jumps.  */
  if (insn->tm->operand_types[0] & Imm24)
    {
      address = insn_word & 0x00FFFFFF;
      sprintf (operand[0], "0x%lX", address);
      print_label = 1;
    }
  /* Get the operand for the trap instruction.  */
  else if (insn->tm->operand_types[0] & IVector)
    {
      address = insn_word & 0x0000001F;
      sprintf (operand[0], "0x%lX", address);
    }
  else
    {
      address = insn_word & 0x0000FFFF;
      /* Get the operands for the DB instructions.  */
      if (insn->tm->operands == 2)
        {
          get_register_operand (((insn_word & 0x01C00000) >> 22) + REG_AR0, operand[0]);
          if (insn_word & PCRel)
            {
              sprintf (operand[1], "%d", (short) address);
              print_label = 1;
            }
          else
            get_register_operand (insn_word & 0x0000001F, operand[1]);
        }
      /* Get the operands for the standard branches.  */
      else if (insn->tm->operands == 1)
        {
          if (insn_word & PCRel)
            {
              address = (short) address;
              sprintf (operand[0], "%ld", address);
              print_label = 1;
            }
          else
            get_register_operand (insn_word & 0x0000001F, operand[0]);
        }
    }
  info->fprintf_func (info->stream, "   %s %s%c%s", insn->tm->name,
                      operand[0][0] ? operand[0] : "",
                      operand[1][0] ? ',' : ' ',
                      operand[1][0] ? operand[1] : "");
  /* Print destination of branch in relation to current symbol.  */
  if (print_label && info->symbols)
    {
      asymbol *sym = *info->symbols;
 
      if ((insn->tm->opcode_modifier == PCRel) && (insn_word & PCRel))
        {
          address = (_pc + 1 + (short) address) - ((sym->section->vma + sym->value) / 4);
          /* Check for delayed instruction, if so adjust destination.  */
          if (insn_word & 0x00200000)
            address += 2;
        }
      else
        {
          address -= ((sym->section->vma + sym->value) / 4);
        }
      if (address == 0)
        info->fprintf_func (info->stream, " <%s>", sym->name);
      else
        info->fprintf_func (info->stream, " <%s %c %d>", sym->name,
                            ((short) address < 0) ? '-' : '+',
                            abs (address));
    }
  return 1;
}
 
int
print_insn_tic30 (bfd_vma pc, disassemble_info *info)
{
  unsigned long insn_word;
  struct instruction insn = { 0, NULL, NULL };
  bfd_vma bufaddr = pc - info->buffer_vma;
 
  /* Obtain the current instruction word from the buffer.  */
  insn_word = (*(info->buffer + bufaddr) << 24) | (*(info->buffer + bufaddr + 1) << 16) |
    (*(info->buffer + bufaddr + 2) << 8) | *(info->buffer + bufaddr + 3);
  _pc = pc / 4;
  /* Get the instruction refered to by the current instruction word
     and print it out based on its type.  */
  if (!get_tic30_instruction (insn_word, &insn))
    return -1;
  switch (GET_TYPE (insn_word))
    {
    case TWO_OPERAND_1:
    case TWO_OPERAND_2:
      if (!print_two_operand (info, insn_word, &insn))
        return -1;
      break;
    case THREE_OPERAND:
      if (!print_three_operand (info, insn_word, &insn))
        return -1;
      break;
    case PAR_STORE:
    case MUL_ADDS:
      if (!print_par_insn (info, insn_word, &insn))
        return -1;
      break;
    case BRANCHES:
      if (!print_branch (info, insn_word, &insn))
        return -1;
      break;
    }
  return 4;
}

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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [opcodes/] [tic30-dis.c] - Blame information for rev 24

Line No.	Rev	Author	Line
1	24	jeremybenn	`/* Disassembly routines for TMS320C30 architecture`
2			`Copyright 1998, 1999, 2000, 2002, 2005, 2007 Free Software Foundation, Inc.`
3			`Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au)`
4
5			`This file is part of the GNU opcodes library.`
6
7			`This library is free software; you can redistribute it and/or modify`
8			`it under the terms of the GNU General Public License as published by`
9			`the Free Software Foundation; either version 3, or (at your option)`
10			`any later version.`
11
12			`It is distributed in the hope that it will be useful, but WITHOUT`
13			`ANY WARRANTY; without even the implied warranty of MERCHANTABILITY`
14			`or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public`
15			`License for more details.`
16
17			`You should have received a copy of the GNU General Public License`
18			`along with this file; see the file COPYING. If not, write to the`
19			`Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,`
20			`MA 02110-1301, USA. */`
21
22			`#include <errno.h>`
23			`#include <math.h>`
24			`#include "sysdep.h"`
25			`#include "dis-asm.h"`
26			`#include "opcode/tic30.h"`
27
28			`#define NORMAL_INSN 1`
29			`#define PARALLEL_INSN 2`
30
31			`/* Gets the type of instruction based on the top 2 or 3 bits of the`
32			`instruction word. */`
33			`#define GET_TYPE(insn) (insn & 0x80000000 ? insn & 0xC0000000 : insn & 0xE0000000)`
34
35			`/* Instruction types. */`
36			`#define TWO_OPERAND_1 0x00000000`
37			`#define TWO_OPERAND_2 0x40000000`
38			`#define THREE_OPERAND 0x20000000`
39			`#define PAR_STORE 0xC0000000`
40			`#define MUL_ADDS 0x80000000`
41			`#define BRANCHES 0x60000000`
42
43			`/* Specific instruction id bits. */`
44			`#define NORMAL_IDEN 0x1F800000`
45			`#define PAR_STORE_IDEN 0x3E000000`
46			`#define MUL_ADD_IDEN 0x2C000000`
47			`#define BR_IMM_IDEN 0x1F000000`
48			`#define BR_COND_IDEN 0x1C3F0000`
49
50			`/* Addressing modes. */`
51			`#define AM_REGISTER 0x00000000`
52			`#define AM_DIRECT 0x00200000`
53			`#define AM_INDIRECT 0x00400000`
54			`#define AM_IMM 0x00600000`
55
56			`#define P_FIELD 0x03000000`
57
58			`#define REG_AR0 0x08`
59			`#define LDP_INSN 0x08700000`
60
61			`/* TMS320C30 program counter for current instruction. */`
62			`static unsigned int _pc;`
63
64			`struct instruction`
65			`{`
66			`int type;`
67			`template *tm;`
68			`partemplate *ptm;`
69			`};`
70
71			`static int`
72			`get_tic30_instruction (unsigned long insn_word, struct instruction *insn)`
73			`{`
74			`switch (GET_TYPE (insn_word))`
75			`{`
76			`case TWO_OPERAND_1:`
77			`case TWO_OPERAND_2:`
78			`case THREE_OPERAND:`
79			`insn->type = NORMAL_INSN;`
80			`{`
81			`template current_optab = (template ) tic30_optab;`
82
83			`for (; current_optab < tic30_optab_end; current_optab++)`
84			`{`
85			`if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))`
86			`{`
87			`if (current_optab->operands == 0)`
88			`{`
89			`if (current_optab->base_opcode == insn_word)`
90			`{`
91			`insn->tm = current_optab;`
92			`break;`
93			`}`
94			`}`
95			`else if ((current_optab->base_opcode & NORMAL_IDEN) == (insn_word & NORMAL_IDEN))`
96			`{`
97			`insn->tm = current_optab;`
98			`break;`
99			`}`
100			`}`
101			`}`
102			`}`
103			`break;`
104
105			`case PAR_STORE:`
106			`insn->type = PARALLEL_INSN;`
107			`{`
108			`partemplate current_optab = (partemplate ) tic30_paroptab;`
109
110			`for (; current_optab < tic30_paroptab_end; current_optab++)`
111			`{`
112			`if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))`
113			`{`
114			`if ((current_optab->base_opcode & PAR_STORE_IDEN)`
115			`== (insn_word & PAR_STORE_IDEN))`
116			`{`
117			`insn->ptm = current_optab;`
118			`break;`
119			`}`
120			`}`
121			`}`
122			`}`
123			`break;`
124
125			`case MUL_ADDS:`
126			`insn->type = PARALLEL_INSN;`
127			`{`
128			`partemplate current_optab = (partemplate ) tic30_paroptab;`
129
130			`for (; current_optab < tic30_paroptab_end; current_optab++)`
131			`{`
132			`if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))`
133			`{`
134			`if ((current_optab->base_opcode & MUL_ADD_IDEN)`
135			`== (insn_word & MUL_ADD_IDEN))`
136			`{`
137			`insn->ptm = current_optab;`
138			`break;`
139			`}`
140			`}`
141			`}`
142			`}`
143			`break;`
144
145			`case BRANCHES:`
146			`insn->type = NORMAL_INSN;`
147			`{`
148			`template current_optab = (template ) tic30_optab;`
149
150			`for (; current_optab < tic30_optab_end; current_optab++)`
151			`{`
152			`if (GET_TYPE (current_optab->base_opcode) == GET_TYPE (insn_word))`
153			`{`
154			`if (current_optab->operand_types[0] & Imm24)`
155			`{`
156			`if ((current_optab->base_opcode & BR_IMM_IDEN)`
157			`== (insn_word & BR_IMM_IDEN))`
158			`{`
159			`insn->tm = current_optab;`
160			`break;`
161			`}`
162			`}`
163			`else if (current_optab->operands > 0)`
164			`{`
165			`if ((current_optab->base_opcode & BR_COND_IDEN)`
166			`== (insn_word & BR_COND_IDEN))`
167			`{`
168			`insn->tm = current_optab;`
169			`break;`
170			`}`
171			`}`
172			`else`
173			`{`
174			`if ((current_optab->base_opcode & (BR_COND_IDEN \| 0x00800000))`
175			`== (insn_word & (BR_COND_IDEN \| 0x00800000)))`
176			`{`
177			`insn->tm = current_optab;`
178			`break;`
179			`}`
180			`}`
181			`}`
182			`}`
183			`}`
184			`break;`
185			`default:`
186			`return 0;`
187			`}`
188			`return 1;`
189			`}`
190
191			`static int`
192			`get_register_operand (unsigned char fragment, char *buffer)`
193			`{`
194			`const reg *current_reg = tic30_regtab;`
195
196			`if (buffer == NULL)`
197			`return 0;`
198			`for (; current_reg < tic30_regtab_end; current_reg++)`
199			`{`
200			`if ((fragment & 0x1F) == current_reg->opcode)`
201			`{`
202			`strcpy (buffer, current_reg->name);`
203			`return 1;`
204			`}`
205			`}`
206			`return 0;`
207			`}`
208
209			`static int`
210			`get_indirect_operand (unsigned short fragment,`
211			`int size,`
212			`char *buffer)`
213			`{`
214			`unsigned char mod;`
215			`unsigned arnum;`
216			`unsigned char disp;`
217
218			`if (buffer == NULL)`
219			`return 0;`
220			`/* Determine which bits identify the sections of the indirect`
221			`operand based on the size in bytes. */`
222			`switch (size)`
223			`{`
224			`case 1:`
225			`mod = (fragment & 0x00F8) >> 3;`
226			`arnum = (fragment & 0x0007);`
227			`disp = 0;`
228			`break;`
229			`case 2:`
230			`mod = (fragment & 0xF800) >> 11;`
231			`arnum = (fragment & 0x0700) >> 8;`
232			`disp = (fragment & 0x00FF);`
233			`break;`
234			`default:`
235			`return 0;`
236			`}`
237			`{`
238			`const ind_addr_type *current_ind = tic30_indaddr_tab;`
239
240			`for (; current_ind < tic30_indaddrtab_end; current_ind++)`
241			`{`
242			`if (current_ind->modfield == mod)`
243			`{`
244			`if (current_ind->displacement == IMPLIED_DISP && size == 2)`
245			`continue;`
246
247			`else`
248			`{`
249			`size_t i, len;`
250			`int bufcnt;`
251
252			`len = strlen (current_ind->syntax);`
253			`for (i = 0, bufcnt = 0; i < len; i++, bufcnt++)`
254			`{`
255			`buffer[bufcnt] = current_ind->syntax[i];`
256			`if (buffer[bufcnt - 1] == 'a' && buffer[bufcnt] == 'r')`
257			`buffer[++bufcnt] = arnum + '0';`
258			`if (buffer[bufcnt] == '('`
259			`&& current_ind->displacement == DISP_REQUIRED)`
260			`{`
261			`sprintf (&buffer[bufcnt + 1], "%u", disp);`
262			`bufcnt += strlen (&buffer[bufcnt + 1]);`
263			`}`
264			`}`
265			`buffer[bufcnt + 1] = '\0';`
266			`break;`
267			`}`
268			`}`
269			`}`
270			`}`
271			`return 1;`
272			`}`
273
274			`static int`
275			`cnvt_tmsfloat_ieee (unsigned long tmsfloat, int size, float *ieeefloat)`
276			`{`
277			`unsigned long exp, sign, mant;`
278			`union`
279			`{`
280			`unsigned long l;`
281			`float f;`
282			`} val;`
283
284			`if (size == 2)`
285			`{`
286			`if ((tmsfloat & 0x0000F000) == 0x00008000)`
287			`tmsfloat = 0x80000000;`
288			`else`
289			`{`
290			`tmsfloat <<= 16;`
291			`tmsfloat = (long) tmsfloat >> 4;`
292			`}`
293			`}`
294			`exp = tmsfloat & 0xFF000000;`
295			`if (exp == 0x80000000)`
296			`{`
297			`*ieeefloat = 0.0;`
298			`return 1;`
299			`}`
300			`exp += 0x7F000000;`
301			`sign = (tmsfloat & 0x00800000) << 8;`
302			`mant = tmsfloat & 0x007FFFFF;`
303			`if (exp == 0xFF000000)`
304			`{`
305			`if (mant == 0)`
306			`*ieeefloat = ERANGE;`
307			`#ifdef HUGE_VALF`
308			`if (sign == 0)`
309			`*ieeefloat = HUGE_VALF;`
310			`else`
311			`*ieeefloat = -HUGE_VALF;`
312			`#else`
313			`if (sign == 0)`
314			`*ieeefloat = 1.0 / 0.0;`
315			`else`
316			`*ieeefloat = -1.0 / 0.0;`
317			`#endif`
318			`return 1;`
319			`}`
320			`exp >>= 1;`
321			`if (sign)`
322			`{`
323			`mant = (~mant) & 0x007FFFFF;`
324			`mant += 1;`
325			`exp += mant & 0x00800000;`
326			`exp &= 0x7F800000;`
327			`mant &= 0x007FFFFF;`
328			`}`
329			`if (tmsfloat == 0x80000000)`
330			`sign = mant = exp = 0;`
331			`tmsfloat = sign \| exp \| mant;`
332			`val.l = tmsfloat;`
333			`*ieeefloat = val.f;`
334			`return 1;`
335			`}`
336
337			`static int`
338			`print_two_operand (disassemble_info *info,`
339			`unsigned long insn_word,`
340			`struct instruction *insn)`
341			`{`
342			`char name[12];`
343			`char operand[2][13] =`
344			`{`
345			`{0},`
346			`{0}`
347			`};`
348			`float f_number;`
349
350			`if (insn->tm == NULL)`
351			`return 0;`
352			`strcpy (name, insn->tm->name);`
353			`if (insn->tm->opcode_modifier == AddressMode)`
354			`{`
355			`int src_op, dest_op;`
356			`/* Determine whether instruction is a store or a normal instruction. */`
357			`if ((insn->tm->operand_types[1] & (Direct \| Indirect))`
358			`== (Direct \| Indirect))`
359			`{`
360			`src_op = 1;`
361			`dest_op = 0;`
362			`}`
363			`else`
364			`{`
365			`src_op = 0;`
366			`dest_op = 1;`
367			`}`
368			`/* Get the destination register. */`
369			`if (insn->tm->operands == 2)`
370			`get_register_operand ((insn_word & 0x001F0000) >> 16, operand[dest_op]);`
371			`/* Get the source operand based on addressing mode. */`
372			`switch (insn_word & AddressMode)`
373			`{`
374			`case AM_REGISTER:`
375			`/* Check for the NOP instruction before getting the operand. */`
376			`if ((insn->tm->operand_types[0] & NotReq) == 0)`
377			`get_register_operand ((insn_word & 0x0000001F), operand[src_op]);`
378			`break;`
379			`case AM_DIRECT:`
380			`sprintf (operand[src_op], "@0x%lX", (insn_word & 0x0000FFFF));`
381			`break;`
382			`case AM_INDIRECT:`
383			`get_indirect_operand ((insn_word & 0x0000FFFF), 2, operand[src_op]);`
384			`break;`
385			`case AM_IMM:`
386			`/* Get the value of the immediate operand based on variable type. */`
387			`switch (insn->tm->imm_arg_type)`
388			`{`
389			`case Imm_Float:`
390			`cnvt_tmsfloat_ieee ((insn_word & 0x0000FFFF), 2, &f_number);`
391			`sprintf (operand[src_op], "%2.2f", f_number);`
392			`break;`
393			`case Imm_SInt:`
394			`sprintf (operand[src_op], "%d", (short) (insn_word & 0x0000FFFF));`
395			`break;`
396			`case Imm_UInt:`
397			`sprintf (operand[src_op], "%lu", (insn_word & 0x0000FFFF));`
398			`break;`
399			`default:`
400			`return 0;`
401			`}`
402			`/* Handle special case for LDP instruction. */`
403			`if ((insn_word & 0xFFFFFF00) == LDP_INSN)`
404			`{`
405			`strcpy (name, "ldp");`
406			`sprintf (operand[0], "0x%06lX", (insn_word & 0x000000FF) << 16);`
407			`operand[1][0] = '\0';`
408			`}`
409			`}`
410			`}`
411			`/* Handle case for stack and rotate instructions. */`
412			`else if (insn->tm->operands == 1)`
413			`{`
414			`if (insn->tm->opcode_modifier == StackOp)`
415			`get_register_operand ((insn_word & 0x001F0000) >> 16, operand[0]);`
416			`}`
417			`/* Output instruction to stream. */`
418			`info->fprintf_func (info->stream, " %s %s%c%s", name,`
419			`operand[0][0] ? operand[0] : "",`
420			`operand[1][0] ? ',' : ' ',`
421			`operand[1][0] ? operand[1] : "");`
422			`return 1;`
423			`}`
424
425			`static int`
426			`print_three_operand (disassemble_info *info,`
427			`unsigned long insn_word,`
428			`struct instruction *insn)`
429			`{`
430			`char operand[3][13] =`
431			`{`
432			`{0},`
433			`{0},`
434			`{0}`
435			`};`
436
437			`if (insn->tm == NULL)`
438			`return 0;`
439			`switch (insn_word & AddressMode)`
440			`{`
441			`case AM_REGISTER:`
442			`get_register_operand ((insn_word & 0x000000FF), operand[0]);`
443			`get_register_operand ((insn_word & 0x0000FF00) >> 8, operand[1]);`
444			`break;`
445			`case AM_DIRECT:`
446			`get_register_operand ((insn_word & 0x000000FF), operand[0]);`
447			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1]);`
448			`break;`
449			`case AM_INDIRECT:`
450			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0]);`
451			`get_register_operand ((insn_word & 0x0000FF00) >> 8, operand[1]);`
452			`break;`
453			`case AM_IMM:`
454			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0]);`
455			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1]);`
456			`break;`
457			`default:`
458			`return 0;`
459			`}`
460			`if (insn->tm->operands == 3)`
461			`get_register_operand ((insn_word & 0x001F0000) >> 16, operand[2]);`
462			`info->fprintf_func (info->stream, " %s %s,%s%c%s", insn->tm->name,`
463			`operand[0], operand[1],`
464			`operand[2][0] ? ',' : ' ',`
465			`operand[2][0] ? operand[2] : "");`
466			`return 1;`
467			`}`
468
469			`static int`
470			`print_par_insn (disassemble_info *info,`
471			`unsigned long insn_word,`
472			`struct instruction *insn)`
473			`{`
474			`size_t i, len;`
475			`char name1, name2;`
476			`char operand[2][3][13] =`
477			`{`
478			`{`
479			`{0},`
480			`{0},`
481			`{0}`
482			`},`
483			`{`
484			`{0},`
485			`{0},`
486			`{0}`
487			`}`
488			`};`
489
490			`if (insn->ptm == NULL)`
491			`return 0;`
492			`/* Parse out the names of each of the parallel instructions from the`
493			`q_insn1_insn2 format. */`
494			`name1 = (char *) strdup (insn->ptm->name + 2);`
495			`name2 = "";`
496			`len = strlen (name1);`
497			`for (i = 0; i < len; i++)`
498			`{`
499			`if (name1[i] == '_')`
500			`{`
501			`name2 = &name1[i + 1];`
502			`name1[i] = '\0';`
503			`break;`
504			`}`
505			`}`
506			`/* Get the operands of the instruction based on the operand order. */`
507			`switch (insn->ptm->oporder)`
508			`{`
509			`case OO_4op1:`
510			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);`
511			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);`
512			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);`
513			`get_register_operand ((insn_word >> 22) & 0x07, operand[0][1]);`
514			`break;`
515			`case OO_4op2:`
516			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);`
517			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][0]);`
518			`get_register_operand ((insn_word >> 19) & 0x07, operand[1][1]);`
519			`get_register_operand ((insn_word >> 22) & 0x07, operand[0][1]);`
520			`break;`
521			`case OO_4op3:`
522			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);`
523			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);`
524			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);`
525			`get_register_operand ((insn_word >> 22) & 0x07, operand[0][0]);`
526			`break;`
527			`case OO_5op1:`
528			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][0]);`
529			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);`
530			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);`
531			`get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);`
532			`get_register_operand ((insn_word >> 22) & 0x07, operand[0][2]);`
533			`break;`
534			`case OO_5op2:`
535			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);`
536			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][1]);`
537			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);`
538			`get_register_operand ((insn_word >> 19) & 0x07, operand[0][0]);`
539			`get_register_operand ((insn_word >> 22) & 0x07, operand[0][2]);`
540			`break;`
541			`case OO_PField:`
542			`if (insn_word & 0x00800000)`
543			`get_register_operand (0x01, operand[0][2]);`
544			`else`
545			`get_register_operand (0x00, operand[0][2]);`
546			`if (insn_word & 0x00400000)`
547			`get_register_operand (0x03, operand[1][2]);`
548			`else`
549			`get_register_operand (0x02, operand[1][2]);`
550			`switch (insn_word & P_FIELD)`
551			`{`
552			`case 0x00000000:`
553			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[0][1]);`
554			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);`
555			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][1]);`
556			`get_register_operand ((insn_word >> 19) & 0x07, operand[1][0]);`
557			`break;`
558			`case 0x01000000:`
559			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][0]);`
560			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);`
561			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][1]);`
562			`get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);`
563			`break;`
564			`case 0x02000000:`
565			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][1]);`
566			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[1][0]);`
567			`get_register_operand ((insn_word >> 16) & 0x07, operand[0][1]);`
568			`get_register_operand ((insn_word >> 19) & 0x07, operand[0][0]);`
569			`break;`
570			`case 0x03000000:`
571			`get_indirect_operand ((insn_word & 0x000000FF), 1, operand[1][1]);`
572			`get_indirect_operand ((insn_word & 0x0000FF00) >> 8, 1, operand[0][0]);`
573			`get_register_operand ((insn_word >> 16) & 0x07, operand[1][0]);`
574			`get_register_operand ((insn_word >> 19) & 0x07, operand[0][1]);`
575			`break;`
576			`}`
577			`break;`
578			`default:`
579			`return 0;`
580			`}`
581			`info->fprintf_func (info->stream, " %s %s,%s%c%s", name1,`
582			`operand[0][0], operand[0][1],`
583			`operand[0][2][0] ? ',' : ' ',`
584			`operand[0][2][0] ? operand[0][2] : "");`
585			`info->fprintf_func (info->stream, "\n\t\t\t\|\| %s %s,%s%c%s", name2,`
586			`operand[1][0], operand[1][1],`
587			`operand[1][2][0] ? ',' : ' ',`
588			`operand[1][2][0] ? operand[1][2] : "");`
589			`free (name1);`
590			`return 1;`
591			`}`
592
593			`static int`
594			`print_branch (disassemble_info *info,`
595			`unsigned long insn_word,`
596			`struct instruction *insn)`
597			`{`
598			`char operand[2][13] =`
599			`{`
600			`{0},`
601			`{0}`
602			`};`
603			`unsigned long address;`
604			`int print_label = 0;`
605
606			`if (insn->tm == NULL)`
607			`return 0;`
608			`/* Get the operands for 24-bit immediate jumps. */`
609			`if (insn->tm->operand_types[0] & Imm24)`
610			`{`
611			`address = insn_word & 0x00FFFFFF;`
612			`sprintf (operand[0], "0x%lX", address);`
613			`print_label = 1;`
614			`}`
615			`/* Get the operand for the trap instruction. */`
616			`else if (insn->tm->operand_types[0] & IVector)`
617			`{`
618			`address = insn_word & 0x0000001F;`
619			`sprintf (operand[0], "0x%lX", address);`
620			`}`
621			`else`
622			`{`
623			`address = insn_word & 0x0000FFFF;`
624			`/* Get the operands for the DB instructions. */`
625			`if (insn->tm->operands == 2)`
626			`{`
627			`get_register_operand (((insn_word & 0x01C00000) >> 22) + REG_AR0, operand[0]);`
628			`if (insn_word & PCRel)`
629			`{`
630			`sprintf (operand[1], "%d", (short) address);`
631			`print_label = 1;`
632			`}`
633			`else`
634			`get_register_operand (insn_word & 0x0000001F, operand[1]);`
635			`}`
636			`/* Get the operands for the standard branches. */`
637			`else if (insn->tm->operands == 1)`
638			`{`
639			`if (insn_word & PCRel)`
640			`{`
641			`address = (short) address;`
642			`sprintf (operand[0], "%ld", address);`
643			`print_label = 1;`
644			`}`
645			`else`
646			`get_register_operand (insn_word & 0x0000001F, operand[0]);`
647			`}`
648			`}`
649			`info->fprintf_func (info->stream, " %s %s%c%s", insn->tm->name,`
650			`operand[0][0] ? operand[0] : "",`
651			`operand[1][0] ? ',' : ' ',`
652			`operand[1][0] ? operand[1] : "");`
653			`/* Print destination of branch in relation to current symbol. */`
654			`if (print_label && info->symbols)`
655			`{`
656			`asymbol sym = info->symbols;`
657
658			`if ((insn->tm->opcode_modifier == PCRel) && (insn_word & PCRel))`
659			`{`
660			`address = (_pc + 1 + (short) address) - ((sym->section->vma + sym->value) / 4);`
661			`/* Check for delayed instruction, if so adjust destination. */`
662			`if (insn_word & 0x00200000)`
663			`address += 2;`
664			`}`
665			`else`
666			`{`
667			`address -= ((sym->section->vma + sym->value) / 4);`
668			`}`
669			`if (address == 0)`
670			`info->fprintf_func (info->stream, " <%s>", sym->name);`
671			`else`
672			`info->fprintf_func (info->stream, " <%s %c %d>", sym->name,`
673			`((short) address < 0) ? '-' : '+',`
674			`abs (address));`
675			`}`
676			`return 1;`
677			`}`
678
679			`int`
680			`print_insn_tic30 (bfd_vma pc, disassemble_info *info)`
681			`{`
682			`unsigned long insn_word;`
683			`struct instruction insn = { 0, NULL, NULL };`
684			`bfd_vma bufaddr = pc - info->buffer_vma;`
685
686			`/* Obtain the current instruction word from the buffer. */`
687			`insn_word = ((info->buffer + bufaddr) << 24) \| ((info->buffer + bufaddr + 1) << 16) \|`
688			`((info->buffer + bufaddr + 2) << 8) \| (info->buffer + bufaddr + 3);`
689			`_pc = pc / 4;`
690			`/* Get the instruction refered to by the current instruction word`
691			`and print it out based on its type. */`
692			`if (!get_tic30_instruction (insn_word, &insn))`
693			`return -1;`
694			`switch (GET_TYPE (insn_word))`
695			`{`
696			`case TWO_OPERAND_1:`
697			`case TWO_OPERAND_2:`
698			`if (!print_two_operand (info, insn_word, &insn))`
699			`return -1;`
700			`break;`
701			`case THREE_OPERAND:`
702			`if (!print_three_operand (info, insn_word, &insn))`
703			`return -1;`
704			`break;`
705			`case PAR_STORE:`
706			`case MUL_ADDS:`
707			`if (!print_par_insn (info, insn_word, &insn))`
708			`return -1;`
709			`break;`
710			`case BRANCHES:`
711			`if (!print_branch (info, insn_word, &insn))`
712			`return -1;`
713			`break;`
714			`}`
715			`return 4;`
716			`}`