OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [opcodes/] [sh-dis.c] - Diff between revs 827 and 840

Go to most recent revision | Only display areas with differences | Details | Blame | View Log

Rev 827 Rev 840
/* Disassemble SH instructions.
/* Disassemble SH instructions.
   Copyright 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005,
   Copyright 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002, 2003, 2004, 2005,
   2006, 2007  Free Software Foundation, Inc.
   2006, 2007  Free Software Foundation, Inc.
 
 
   This file is part of the GNU opcodes library.
   This file is part of the GNU opcodes library.
 
 
   This library is free software; you can redistribute it and/or modify
   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
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   the Free Software Foundation; either version 3, or (at your option)
   any later version.
   any later version.
 
 
   It is distributed in the hope that it will be useful, but WITHOUT
   It is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
   License for more details.
   License for more details.
 
 
   You should have received a copy of the GNU General Public License
   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
   along with this file; see the file COPYING.  If not, write to the
   Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
   Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */
   MA 02110-1301, USA.  */
 
 
#include <stdio.h>
#include <stdio.h>
#include "sysdep.h"
#include "sysdep.h"
#define STATIC_TABLE
#define STATIC_TABLE
#define DEFINE_TABLE
#define DEFINE_TABLE
 
 
#include "sh-opc.h"
#include "sh-opc.h"
#include "dis-asm.h"
#include "dis-asm.h"
 
 
#ifdef ARCH_all
#ifdef ARCH_all
#define INCLUDE_SHMEDIA
#define INCLUDE_SHMEDIA
#endif
#endif
 
 
static void
static void
print_movxy (const sh_opcode_info *op,
print_movxy (const sh_opcode_info *op,
             int rn,
             int rn,
             int rm,
             int rm,
             fprintf_ftype fprintf_fn,
             fprintf_ftype fprintf_fn,
             void *stream)
             void *stream)
{
{
  int n;
  int n;
 
 
  fprintf_fn (stream, "%s\t", op->name);
  fprintf_fn (stream, "%s\t", op->name);
  for (n = 0; n < 2; n++)
  for (n = 0; n < 2; n++)
    {
    {
      switch (op->arg[n])
      switch (op->arg[n])
        {
        {
        case A_IND_N:
        case A_IND_N:
        case AX_IND_N:
        case AX_IND_N:
        case AXY_IND_N:
        case AXY_IND_N:
        case AY_IND_N:
        case AY_IND_N:
        case AYX_IND_N:
        case AYX_IND_N:
          fprintf_fn (stream, "@r%d", rn);
          fprintf_fn (stream, "@r%d", rn);
          break;
          break;
        case A_INC_N:
        case A_INC_N:
        case AX_INC_N:
        case AX_INC_N:
        case AXY_INC_N:
        case AXY_INC_N:
        case AY_INC_N:
        case AY_INC_N:
        case AYX_INC_N:
        case AYX_INC_N:
          fprintf_fn (stream, "@r%d+", rn);
          fprintf_fn (stream, "@r%d+", rn);
          break;
          break;
        case AX_PMOD_N:
        case AX_PMOD_N:
        case AXY_PMOD_N:
        case AXY_PMOD_N:
          fprintf_fn (stream, "@r%d+r8", rn);
          fprintf_fn (stream, "@r%d+r8", rn);
          break;
          break;
        case AY_PMOD_N:
        case AY_PMOD_N:
        case AYX_PMOD_N:
        case AYX_PMOD_N:
          fprintf_fn (stream, "@r%d+r9", rn);
          fprintf_fn (stream, "@r%d+r9", rn);
          break;
          break;
        case DSP_REG_A_M:
        case DSP_REG_A_M:
          fprintf_fn (stream, "a%c", '0' + rm);
          fprintf_fn (stream, "a%c", '0' + rm);
          break;
          break;
        case DSP_REG_X:
        case DSP_REG_X:
          fprintf_fn (stream, "x%c", '0' + rm);
          fprintf_fn (stream, "x%c", '0' + rm);
          break;
          break;
        case DSP_REG_Y:
        case DSP_REG_Y:
          fprintf_fn (stream, "y%c", '0' + rm);
          fprintf_fn (stream, "y%c", '0' + rm);
          break;
          break;
        case DSP_REG_AX:
        case DSP_REG_AX:
          fprintf_fn (stream, "%c%c",
          fprintf_fn (stream, "%c%c",
                      (rm & 1) ? 'x' : 'a',
                      (rm & 1) ? 'x' : 'a',
                      (rm & 2) ? '1' : '0');
                      (rm & 2) ? '1' : '0');
          break;
          break;
        case DSP_REG_XY:
        case DSP_REG_XY:
          fprintf_fn (stream, "%c%c",
          fprintf_fn (stream, "%c%c",
                      (rm & 1) ? 'y' : 'x',
                      (rm & 1) ? 'y' : 'x',
                      (rm & 2) ? '1' : '0');
                      (rm & 2) ? '1' : '0');
          break;
          break;
        case DSP_REG_AY:
        case DSP_REG_AY:
          fprintf_fn (stream, "%c%c",
          fprintf_fn (stream, "%c%c",
                      (rm & 2) ? 'y' : 'a',
                      (rm & 2) ? 'y' : 'a',
                      (rm & 1) ? '1' : '0');
                      (rm & 1) ? '1' : '0');
          break;
          break;
        case DSP_REG_YX:
        case DSP_REG_YX:
          fprintf_fn (stream, "%c%c",
          fprintf_fn (stream, "%c%c",
                      (rm & 2) ? 'x' : 'y',
                      (rm & 2) ? 'x' : 'y',
                      (rm & 1) ? '1' : '0');
                      (rm & 1) ? '1' : '0');
          break;
          break;
        default:
        default:
          abort ();
          abort ();
        }
        }
      if (n == 0)
      if (n == 0)
        fprintf_fn (stream, ",");
        fprintf_fn (stream, ",");
    }
    }
}
}
 
 
/* Print a double data transfer insn.  INSN is just the lower three
/* Print a double data transfer insn.  INSN is just the lower three
   nibbles of the insn, i.e. field a and the bit that indicates if
   nibbles of the insn, i.e. field a and the bit that indicates if
   a parallel processing insn follows.
   a parallel processing insn follows.
   Return nonzero if a field b of a parallel processing insns follows.  */
   Return nonzero if a field b of a parallel processing insns follows.  */
 
 
static void
static void
print_insn_ddt (int insn, struct disassemble_info *info)
print_insn_ddt (int insn, struct disassemble_info *info)
{
{
  fprintf_ftype fprintf_fn = info->fprintf_func;
  fprintf_ftype fprintf_fn = info->fprintf_func;
  void *stream = info->stream;
  void *stream = info->stream;
 
 
  /* If this is just a nop, make sure to emit something.  */
  /* If this is just a nop, make sure to emit something.  */
  if (insn == 0x000)
  if (insn == 0x000)
    fprintf_fn (stream, "nopx\tnopy");
    fprintf_fn (stream, "nopx\tnopy");
 
 
  /* If a parallel processing insn was printed before,
  /* If a parallel processing insn was printed before,
     and we got a non-nop, emit a tab.  */
     and we got a non-nop, emit a tab.  */
  if ((insn & 0x800) && (insn & 0x3ff))
  if ((insn & 0x800) && (insn & 0x3ff))
    fprintf_fn (stream, "\t");
    fprintf_fn (stream, "\t");
 
 
  /* Check if either the x or y part is invalid.  */
  /* Check if either the x or y part is invalid.  */
  if (((insn & 0xc) == 0 && (insn & 0x2a0))
  if (((insn & 0xc) == 0 && (insn & 0x2a0))
      || ((insn & 3) == 0 && (insn & 0x150)))
      || ((insn & 3) == 0 && (insn & 0x150)))
    if (info->mach != bfd_mach_sh_dsp
    if (info->mach != bfd_mach_sh_dsp
        && info->mach != bfd_mach_sh3_dsp)
        && info->mach != bfd_mach_sh3_dsp)
      {
      {
        static const sh_opcode_info *first_movx, *first_movy;
        static const sh_opcode_info *first_movx, *first_movy;
        const sh_opcode_info *op;
        const sh_opcode_info *op;
        int is_movy;
        int is_movy;
 
 
        if (! first_movx)
        if (! first_movx)
          {
          {
            for (first_movx = sh_table; first_movx->nibbles[1] != MOVX_NOPY;)
            for (first_movx = sh_table; first_movx->nibbles[1] != MOVX_NOPY;)
              first_movx++;
              first_movx++;
            for (first_movy = first_movx; first_movy->nibbles[1] != MOVY_NOPX;)
            for (first_movy = first_movx; first_movy->nibbles[1] != MOVY_NOPX;)
              first_movy++;
              first_movy++;
          }
          }
 
 
        is_movy = ((insn & 3) != 0);
        is_movy = ((insn & 3) != 0);
 
 
        if (is_movy)
        if (is_movy)
          op = first_movy;
          op = first_movy;
        else
        else
          op = first_movx;
          op = first_movx;
 
 
        while (op->nibbles[2] != (unsigned) ((insn >> 4) & 3)
        while (op->nibbles[2] != (unsigned) ((insn >> 4) & 3)
               || op->nibbles[3] != (unsigned) (insn & 0xf))
               || op->nibbles[3] != (unsigned) (insn & 0xf))
          op++;
          op++;
 
 
        print_movxy (op,
        print_movxy (op,
                     (4 * ((insn & (is_movy ? 0x200 : 0x100)) == 0)
                     (4 * ((insn & (is_movy ? 0x200 : 0x100)) == 0)
                      + 2 * is_movy
                      + 2 * is_movy
                      + 1 * ((insn & (is_movy ? 0x100 : 0x200)) != 0)),
                      + 1 * ((insn & (is_movy ? 0x100 : 0x200)) != 0)),
                     (insn >> 6) & 3,
                     (insn >> 6) & 3,
                     fprintf_fn, stream);
                     fprintf_fn, stream);
      }
      }
    else
    else
      fprintf_fn (stream, ".word 0x%x", insn);
      fprintf_fn (stream, ".word 0x%x", insn);
  else
  else
    {
    {
      static const sh_opcode_info *first_movx, *first_movy;
      static const sh_opcode_info *first_movx, *first_movy;
      const sh_opcode_info *opx, *opy;
      const sh_opcode_info *opx, *opy;
      unsigned int insn_x, insn_y;
      unsigned int insn_x, insn_y;
 
 
      if (! first_movx)
      if (! first_movx)
        {
        {
          for (first_movx = sh_table; first_movx->nibbles[1] != MOVX;)
          for (first_movx = sh_table; first_movx->nibbles[1] != MOVX;)
            first_movx++;
            first_movx++;
          for (first_movy = first_movx; first_movy->nibbles[1] != MOVY;)
          for (first_movy = first_movx; first_movy->nibbles[1] != MOVY;)
            first_movy++;
            first_movy++;
        }
        }
      insn_x = (insn >> 2) & 0xb;
      insn_x = (insn >> 2) & 0xb;
      if (insn_x)
      if (insn_x)
        {
        {
          for (opx = first_movx; opx->nibbles[2] != insn_x;)
          for (opx = first_movx; opx->nibbles[2] != insn_x;)
            opx++;
            opx++;
          print_movxy (opx, ((insn >> 9) & 1) + 4, (insn >> 7) & 1,
          print_movxy (opx, ((insn >> 9) & 1) + 4, (insn >> 7) & 1,
                       fprintf_fn, stream);
                       fprintf_fn, stream);
        }
        }
      insn_y = (insn & 3) | ((insn >> 1) & 8);
      insn_y = (insn & 3) | ((insn >> 1) & 8);
      if (insn_y)
      if (insn_y)
        {
        {
          if (insn_x)
          if (insn_x)
            fprintf_fn (stream, "\t");
            fprintf_fn (stream, "\t");
          for (opy = first_movy; opy->nibbles[2] != insn_y;)
          for (opy = first_movy; opy->nibbles[2] != insn_y;)
            opy++;
            opy++;
          print_movxy (opy, ((insn >> 8) & 1) + 6, (insn >> 6) & 1,
          print_movxy (opy, ((insn >> 8) & 1) + 6, (insn >> 6) & 1,
                       fprintf_fn, stream);
                       fprintf_fn, stream);
        }
        }
    }
    }
}
}
 
 
static void
static void
print_dsp_reg (int rm, fprintf_ftype fprintf_fn, void *stream)
print_dsp_reg (int rm, fprintf_ftype fprintf_fn, void *stream)
{
{
  switch (rm)
  switch (rm)
    {
    {
    case A_A1_NUM:
    case A_A1_NUM:
      fprintf_fn (stream, "a1");
      fprintf_fn (stream, "a1");
      break;
      break;
    case A_A0_NUM:
    case A_A0_NUM:
      fprintf_fn (stream, "a0");
      fprintf_fn (stream, "a0");
      break;
      break;
    case A_X0_NUM:
    case A_X0_NUM:
      fprintf_fn (stream, "x0");
      fprintf_fn (stream, "x0");
      break;
      break;
    case A_X1_NUM:
    case A_X1_NUM:
      fprintf_fn (stream, "x1");
      fprintf_fn (stream, "x1");
      break;
      break;
    case A_Y0_NUM:
    case A_Y0_NUM:
      fprintf_fn (stream, "y0");
      fprintf_fn (stream, "y0");
      break;
      break;
    case A_Y1_NUM:
    case A_Y1_NUM:
      fprintf_fn (stream, "y1");
      fprintf_fn (stream, "y1");
      break;
      break;
    case A_M0_NUM:
    case A_M0_NUM:
      fprintf_fn (stream, "m0");
      fprintf_fn (stream, "m0");
      break;
      break;
    case A_A1G_NUM:
    case A_A1G_NUM:
      fprintf_fn (stream, "a1g");
      fprintf_fn (stream, "a1g");
      break;
      break;
    case A_M1_NUM:
    case A_M1_NUM:
      fprintf_fn (stream, "m1");
      fprintf_fn (stream, "m1");
      break;
      break;
    case A_A0G_NUM:
    case A_A0G_NUM:
      fprintf_fn (stream, "a0g");
      fprintf_fn (stream, "a0g");
      break;
      break;
    default:
    default:
      fprintf_fn (stream, "0x%x", rm);
      fprintf_fn (stream, "0x%x", rm);
      break;
      break;
    }
    }
}
}
 
 
static void
static void
print_insn_ppi (int field_b, struct disassemble_info *info)
print_insn_ppi (int field_b, struct disassemble_info *info)
{
{
  static char *sx_tab[] = { "x0", "x1", "a0", "a1" };
  static char *sx_tab[] = { "x0", "x1", "a0", "a1" };
  static char *sy_tab[] = { "y0", "y1", "m0", "m1" };
  static char *sy_tab[] = { "y0", "y1", "m0", "m1" };
  fprintf_ftype fprintf_fn = info->fprintf_func;
  fprintf_ftype fprintf_fn = info->fprintf_func;
  void *stream = info->stream;
  void *stream = info->stream;
  unsigned int nib1, nib2, nib3;
  unsigned int nib1, nib2, nib3;
  unsigned int altnib1, nib4;
  unsigned int altnib1, nib4;
  char *dc = NULL;
  char *dc = NULL;
  const sh_opcode_info *op;
  const sh_opcode_info *op;
 
 
  if ((field_b & 0xe800) == 0)
  if ((field_b & 0xe800) == 0)
    {
    {
      fprintf_fn (stream, "psh%c\t#%d,",
      fprintf_fn (stream, "psh%c\t#%d,",
                  field_b & 0x1000 ? 'a' : 'l',
                  field_b & 0x1000 ? 'a' : 'l',
                  (field_b >> 4) & 127);
                  (field_b >> 4) & 127);
      print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
      print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
      return;
      return;
    }
    }
  if ((field_b & 0xc000) == 0x4000 && (field_b & 0x3000) != 0x1000)
  if ((field_b & 0xc000) == 0x4000 && (field_b & 0x3000) != 0x1000)
    {
    {
      static char *du_tab[] = { "x0", "y0", "a0", "a1" };
      static char *du_tab[] = { "x0", "y0", "a0", "a1" };
      static char *se_tab[] = { "x0", "x1", "y0", "a1" };
      static char *se_tab[] = { "x0", "x1", "y0", "a1" };
      static char *sf_tab[] = { "y0", "y1", "x0", "a1" };
      static char *sf_tab[] = { "y0", "y1", "x0", "a1" };
      static char *sg_tab[] = { "m0", "m1", "a0", "a1" };
      static char *sg_tab[] = { "m0", "m1", "a0", "a1" };
 
 
      if (field_b & 0x2000)
      if (field_b & 0x2000)
        fprintf_fn (stream, "p%s %s,%s,%s\t",
        fprintf_fn (stream, "p%s %s,%s,%s\t",
                    (field_b & 0x1000) ? "add" : "sub",
                    (field_b & 0x1000) ? "add" : "sub",
                    sx_tab[(field_b >> 6) & 3],
                    sx_tab[(field_b >> 6) & 3],
                    sy_tab[(field_b >> 4) & 3],
                    sy_tab[(field_b >> 4) & 3],
                    du_tab[(field_b >> 0) & 3]);
                    du_tab[(field_b >> 0) & 3]);
 
 
      else if ((field_b & 0xf0) == 0x10
      else if ((field_b & 0xf0) == 0x10
               && info->mach != bfd_mach_sh_dsp
               && info->mach != bfd_mach_sh_dsp
               && info->mach != bfd_mach_sh3_dsp)
               && info->mach != bfd_mach_sh3_dsp)
        fprintf_fn (stream, "pclr %s \t", du_tab[(field_b >> 0) & 3]);
        fprintf_fn (stream, "pclr %s \t", du_tab[(field_b >> 0) & 3]);
 
 
      else if ((field_b & 0xf3) != 0)
      else if ((field_b & 0xf3) != 0)
        fprintf_fn (stream, ".word 0x%x\t", field_b);
        fprintf_fn (stream, ".word 0x%x\t", field_b);
 
 
      fprintf_fn (stream, "pmuls%c%s,%s,%s",
      fprintf_fn (stream, "pmuls%c%s,%s,%s",
                  field_b & 0x2000 ? ' ' : '\t',
                  field_b & 0x2000 ? ' ' : '\t',
                  se_tab[(field_b >> 10) & 3],
                  se_tab[(field_b >> 10) & 3],
                  sf_tab[(field_b >>  8) & 3],
                  sf_tab[(field_b >>  8) & 3],
                  sg_tab[(field_b >>  2) & 3]);
                  sg_tab[(field_b >>  2) & 3]);
      return;
      return;
    }
    }
 
 
  nib1 = PPIC;
  nib1 = PPIC;
  nib2 = field_b >> 12 & 0xf;
  nib2 = field_b >> 12 & 0xf;
  nib3 = field_b >> 8 & 0xf;
  nib3 = field_b >> 8 & 0xf;
  nib4 = field_b >> 4 & 0xf;
  nib4 = field_b >> 4 & 0xf;
  switch (nib3 & 0x3)
  switch (nib3 & 0x3)
    {
    {
    case 0:
    case 0:
      dc = "";
      dc = "";
      nib1 = PPI3;
      nib1 = PPI3;
      break;
      break;
    case 1:
    case 1:
      dc = "";
      dc = "";
      break;
      break;
    case 2:
    case 2:
      dc = "dct ";
      dc = "dct ";
      nib3 -= 1;
      nib3 -= 1;
      break;
      break;
    case 3:
    case 3:
      dc = "dcf ";
      dc = "dcf ";
      nib3 -= 2;
      nib3 -= 2;
      break;
      break;
    }
    }
  if (nib1 == PPI3)
  if (nib1 == PPI3)
    altnib1 = PPI3NC;
    altnib1 = PPI3NC;
  else
  else
    altnib1 = nib1;
    altnib1 = nib1;
  for (op = sh_table; op->name; op++)
  for (op = sh_table; op->name; op++)
    {
    {
      if ((op->nibbles[1] == nib1 || op->nibbles[1] == altnib1)
      if ((op->nibbles[1] == nib1 || op->nibbles[1] == altnib1)
          && op->nibbles[2] == nib2
          && op->nibbles[2] == nib2
          && op->nibbles[3] == nib3)
          && op->nibbles[3] == nib3)
        {
        {
          int n;
          int n;
 
 
          switch (op->nibbles[4])
          switch (op->nibbles[4])
            {
            {
            case HEX_0:
            case HEX_0:
              break;
              break;
            case HEX_XX00:
            case HEX_XX00:
              if ((nib4 & 3) != 0)
              if ((nib4 & 3) != 0)
                continue;
                continue;
              break;
              break;
            case HEX_1:
            case HEX_1:
              if ((nib4 & 3) != 1)
              if ((nib4 & 3) != 1)
                continue;
                continue;
              break;
              break;
            case HEX_00YY:
            case HEX_00YY:
              if ((nib4 & 0xc) != 0)
              if ((nib4 & 0xc) != 0)
                continue;
                continue;
              break;
              break;
            case HEX_4:
            case HEX_4:
              if ((nib4 & 0xc) != 4)
              if ((nib4 & 0xc) != 4)
                continue;
                continue;
              break;
              break;
            default:
            default:
              abort ();
              abort ();
            }
            }
          fprintf_fn (stream, "%s%s\t", dc, op->name);
          fprintf_fn (stream, "%s%s\t", dc, op->name);
          for (n = 0; n < 3 && op->arg[n] != A_END; n++)
          for (n = 0; n < 3 && op->arg[n] != A_END; n++)
            {
            {
              if (n && op->arg[1] != A_END)
              if (n && op->arg[1] != A_END)
                fprintf_fn (stream, ",");
                fprintf_fn (stream, ",");
              switch (op->arg[n])
              switch (op->arg[n])
                {
                {
                case DSP_REG_N:
                case DSP_REG_N:
                  print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
                  print_dsp_reg (field_b & 0xf, fprintf_fn, stream);
                  break;
                  break;
                case DSP_REG_X:
                case DSP_REG_X:
                  fprintf_fn (stream, sx_tab[(field_b >> 6) & 3]);
                  fprintf_fn (stream, sx_tab[(field_b >> 6) & 3]);
                  break;
                  break;
                case DSP_REG_Y:
                case DSP_REG_Y:
                  fprintf_fn (stream, sy_tab[(field_b >> 4) & 3]);
                  fprintf_fn (stream, sy_tab[(field_b >> 4) & 3]);
                  break;
                  break;
                case A_MACH:
                case A_MACH:
                  fprintf_fn (stream, "mach");
                  fprintf_fn (stream, "mach");
                  break;
                  break;
                case A_MACL:
                case A_MACL:
                  fprintf_fn (stream, "macl");
                  fprintf_fn (stream, "macl");
                  break;
                  break;
                default:
                default:
                  abort ();
                  abort ();
                }
                }
            }
            }
          return;
          return;
        }
        }
    }
    }
  /* Not found.  */
  /* Not found.  */
  fprintf_fn (stream, ".word 0x%x", field_b);
  fprintf_fn (stream, ".word 0x%x", field_b);
}
}
 
 
/* FIXME mvs: movx insns print as ".word 0x%03x", insn & 0xfff
/* FIXME mvs: movx insns print as ".word 0x%03x", insn & 0xfff
   (ie. the upper nibble is missing).  */
   (ie. the upper nibble is missing).  */
 
 
int
int
print_insn_sh (bfd_vma memaddr, struct disassemble_info *info)
print_insn_sh (bfd_vma memaddr, struct disassemble_info *info)
{
{
  fprintf_ftype fprintf_fn = info->fprintf_func;
  fprintf_ftype fprintf_fn = info->fprintf_func;
  void *stream = info->stream;
  void *stream = info->stream;
  unsigned char insn[4];
  unsigned char insn[4];
  unsigned char nibs[8];
  unsigned char nibs[8];
  int status;
  int status;
  bfd_vma relmask = ~(bfd_vma) 0;
  bfd_vma relmask = ~(bfd_vma) 0;
  const sh_opcode_info *op;
  const sh_opcode_info *op;
  unsigned int target_arch;
  unsigned int target_arch;
  int allow_op32;
  int allow_op32;
 
 
  switch (info->mach)
  switch (info->mach)
    {
    {
    case bfd_mach_sh:
    case bfd_mach_sh:
      target_arch = arch_sh1;
      target_arch = arch_sh1;
      /* SH coff object files lack information about the machine type, so
      /* SH coff object files lack information about the machine type, so
         we end up with bfd_mach_sh unless it was set explicitly (which
         we end up with bfd_mach_sh unless it was set explicitly (which
         could have happended if this is a call from gdb or the simulator.)  */
         could have happended if this is a call from gdb or the simulator.)  */
      if (info->symbols
      if (info->symbols
          && bfd_asymbol_flavour(*info->symbols) == bfd_target_coff_flavour)
          && bfd_asymbol_flavour(*info->symbols) == bfd_target_coff_flavour)
        target_arch = arch_sh4;
        target_arch = arch_sh4;
      break;
      break;
    case bfd_mach_sh5:
    case bfd_mach_sh5:
#ifdef INCLUDE_SHMEDIA
#ifdef INCLUDE_SHMEDIA
      status = print_insn_sh64 (memaddr, info);
      status = print_insn_sh64 (memaddr, info);
      if (status != -2)
      if (status != -2)
        return status;
        return status;
#endif
#endif
      /* When we get here for sh64, it's because we want to disassemble
      /* When we get here for sh64, it's because we want to disassemble
         SHcompact, i.e. arch_sh4.  */
         SHcompact, i.e. arch_sh4.  */
      target_arch = arch_sh4;
      target_arch = arch_sh4;
      break;
      break;
    default:
    default:
      target_arch = sh_get_arch_from_bfd_mach (info->mach);
      target_arch = sh_get_arch_from_bfd_mach (info->mach);
    }
    }
 
 
  status = info->read_memory_func (memaddr, insn, 2, info);
  status = info->read_memory_func (memaddr, insn, 2, info);
 
 
  if (status != 0)
  if (status != 0)
    {
    {
      info->memory_error_func (status, memaddr, info);
      info->memory_error_func (status, memaddr, info);
      return -1;
      return -1;
    }
    }
 
 
  if (info->endian == BFD_ENDIAN_LITTLE)
  if (info->endian == BFD_ENDIAN_LITTLE)
    {
    {
      nibs[0] = (insn[1] >> 4) & 0xf;
      nibs[0] = (insn[1] >> 4) & 0xf;
      nibs[1] = insn[1] & 0xf;
      nibs[1] = insn[1] & 0xf;
 
 
      nibs[2] = (insn[0] >> 4) & 0xf;
      nibs[2] = (insn[0] >> 4) & 0xf;
      nibs[3] = insn[0] & 0xf;
      nibs[3] = insn[0] & 0xf;
    }
    }
  else
  else
    {
    {
      nibs[0] = (insn[0] >> 4) & 0xf;
      nibs[0] = (insn[0] >> 4) & 0xf;
      nibs[1] = insn[0] & 0xf;
      nibs[1] = insn[0] & 0xf;
 
 
      nibs[2] = (insn[1] >> 4) & 0xf;
      nibs[2] = (insn[1] >> 4) & 0xf;
      nibs[3] = insn[1] & 0xf;
      nibs[3] = insn[1] & 0xf;
    }
    }
  status = info->read_memory_func (memaddr + 2, insn + 2, 2, info);
  status = info->read_memory_func (memaddr + 2, insn + 2, 2, info);
  if (status != 0)
  if (status != 0)
    allow_op32 = 0;
    allow_op32 = 0;
  else
  else
    {
    {
      allow_op32 = 1;
      allow_op32 = 1;
 
 
      if (info->endian == BFD_ENDIAN_LITTLE)
      if (info->endian == BFD_ENDIAN_LITTLE)
        {
        {
          nibs[4] = (insn[3] >> 4) & 0xf;
          nibs[4] = (insn[3] >> 4) & 0xf;
          nibs[5] = insn[3] & 0xf;
          nibs[5] = insn[3] & 0xf;
 
 
          nibs[6] = (insn[2] >> 4) & 0xf;
          nibs[6] = (insn[2] >> 4) & 0xf;
          nibs[7] = insn[2] & 0xf;
          nibs[7] = insn[2] & 0xf;
        }
        }
      else
      else
        {
        {
          nibs[4] = (insn[2] >> 4) & 0xf;
          nibs[4] = (insn[2] >> 4) & 0xf;
          nibs[5] = insn[2] & 0xf;
          nibs[5] = insn[2] & 0xf;
 
 
          nibs[6] = (insn[3] >> 4) & 0xf;
          nibs[6] = (insn[3] >> 4) & 0xf;
          nibs[7] = insn[3] & 0xf;
          nibs[7] = insn[3] & 0xf;
        }
        }
    }
    }
 
 
  if (nibs[0] == 0xf && (nibs[1] & 4) == 0
  if (nibs[0] == 0xf && (nibs[1] & 4) == 0
      && SH_MERGE_ARCH_SET_VALID (target_arch, arch_sh_dsp_up))
      && SH_MERGE_ARCH_SET_VALID (target_arch, arch_sh_dsp_up))
    {
    {
      if (nibs[1] & 8)
      if (nibs[1] & 8)
        {
        {
          int field_b;
          int field_b;
 
 
          status = info->read_memory_func (memaddr + 2, insn, 2, info);
          status = info->read_memory_func (memaddr + 2, insn, 2, info);
 
 
          if (status != 0)
          if (status != 0)
            {
            {
              info->memory_error_func (status, memaddr + 2, info);
              info->memory_error_func (status, memaddr + 2, info);
              return -1;
              return -1;
            }
            }
 
 
          if (info->endian == BFD_ENDIAN_LITTLE)
          if (info->endian == BFD_ENDIAN_LITTLE)
            field_b = insn[1] << 8 | insn[0];
            field_b = insn[1] << 8 | insn[0];
          else
          else
            field_b = insn[0] << 8 | insn[1];
            field_b = insn[0] << 8 | insn[1];
 
 
          print_insn_ppi (field_b, info);
          print_insn_ppi (field_b, info);
          print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
          print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
          return 4;
          return 4;
        }
        }
      print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
      print_insn_ddt ((nibs[1] << 8) | (nibs[2] << 4) | nibs[3], info);
      return 2;
      return 2;
    }
    }
  for (op = sh_table; op->name; op++)
  for (op = sh_table; op->name; op++)
    {
    {
      int n;
      int n;
      int imm = 0;
      int imm = 0;
      int rn = 0;
      int rn = 0;
      int rm = 0;
      int rm = 0;
      int rb = 0;
      int rb = 0;
      int disp_pc;
      int disp_pc;
      bfd_vma disp_pc_addr = 0;
      bfd_vma disp_pc_addr = 0;
      int disp = 0;
      int disp = 0;
      int has_disp = 0;
      int has_disp = 0;
      int max_n = SH_MERGE_ARCH_SET (op->arch, arch_op32) ? 8 : 4;
      int max_n = SH_MERGE_ARCH_SET (op->arch, arch_op32) ? 8 : 4;
 
 
      if (!allow_op32
      if (!allow_op32
          && SH_MERGE_ARCH_SET (op->arch, arch_op32))
          && SH_MERGE_ARCH_SET (op->arch, arch_op32))
        goto fail;
        goto fail;
 
 
      if (!SH_MERGE_ARCH_SET_VALID (op->arch, target_arch))
      if (!SH_MERGE_ARCH_SET_VALID (op->arch, target_arch))
        goto fail;
        goto fail;
      for (n = 0; n < max_n; n++)
      for (n = 0; n < max_n; n++)
        {
        {
          int i = op->nibbles[n];
          int i = op->nibbles[n];
 
 
          if (i < 16)
          if (i < 16)
            {
            {
              if (nibs[n] == i)
              if (nibs[n] == i)
                continue;
                continue;
              goto fail;
              goto fail;
            }
            }
          switch (i)
          switch (i)
            {
            {
            case BRANCH_8:
            case BRANCH_8:
              imm = (nibs[2] << 4) | (nibs[3]);
              imm = (nibs[2] << 4) | (nibs[3]);
              if (imm & 0x80)
              if (imm & 0x80)
                imm |= ~0xff;
                imm |= ~0xff;
              imm = ((char) imm) * 2 + 4;
              imm = ((char) imm) * 2 + 4;
              goto ok;
              goto ok;
            case BRANCH_12:
            case BRANCH_12:
              imm = ((nibs[1]) << 8) | (nibs[2] << 4) | (nibs[3]);
              imm = ((nibs[1]) << 8) | (nibs[2] << 4) | (nibs[3]);
              if (imm & 0x800)
              if (imm & 0x800)
                imm |= ~0xfff;
                imm |= ~0xfff;
              imm = imm * 2 + 4;
              imm = imm * 2 + 4;
              goto ok;
              goto ok;
            case IMM0_3c:
            case IMM0_3c:
              if (nibs[3] & 0x8)
              if (nibs[3] & 0x8)
                goto fail;
                goto fail;
              imm = nibs[3] & 0x7;
              imm = nibs[3] & 0x7;
              break;
              break;
            case IMM0_3s:
            case IMM0_3s:
              if (!(nibs[3] & 0x8))
              if (!(nibs[3] & 0x8))
                goto fail;
                goto fail;
              imm = nibs[3] & 0x7;
              imm = nibs[3] & 0x7;
              break;
              break;
            case IMM0_3Uc:
            case IMM0_3Uc:
              if (nibs[2] & 0x8)
              if (nibs[2] & 0x8)
                goto fail;
                goto fail;
              imm = nibs[2] & 0x7;
              imm = nibs[2] & 0x7;
              break;
              break;
            case IMM0_3Us:
            case IMM0_3Us:
              if (!(nibs[2] & 0x8))
              if (!(nibs[2] & 0x8))
                goto fail;
                goto fail;
              imm = nibs[2] & 0x7;
              imm = nibs[2] & 0x7;
              break;
              break;
            case DISP0_12:
            case DISP0_12:
            case DISP1_12:
            case DISP1_12:
              disp = (nibs[5] << 8) | (nibs[6] << 4) | nibs[7];
              disp = (nibs[5] << 8) | (nibs[6] << 4) | nibs[7];
              has_disp = 1;
              has_disp = 1;
              goto ok;
              goto ok;
            case DISP0_12BY2:
            case DISP0_12BY2:
            case DISP1_12BY2:
            case DISP1_12BY2:
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 1;
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 1;
              relmask = ~(bfd_vma) 1;
              relmask = ~(bfd_vma) 1;
              has_disp = 1;
              has_disp = 1;
              goto ok;
              goto ok;
            case DISP0_12BY4:
            case DISP0_12BY4:
            case DISP1_12BY4:
            case DISP1_12BY4:
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 2;
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 2;
              relmask = ~(bfd_vma) 3;
              relmask = ~(bfd_vma) 3;
              has_disp = 1;
              has_disp = 1;
              goto ok;
              goto ok;
            case DISP0_12BY8:
            case DISP0_12BY8:
            case DISP1_12BY8:
            case DISP1_12BY8:
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 3;
              disp = ((nibs[5] << 8) | (nibs[6] << 4) | nibs[7]) << 3;
              relmask = ~(bfd_vma) 7;
              relmask = ~(bfd_vma) 7;
              has_disp = 1;
              has_disp = 1;
              goto ok;
              goto ok;
            case IMM0_20_4:
            case IMM0_20_4:
              break;
              break;
            case IMM0_20:
            case IMM0_20:
              imm = ((nibs[2] << 16) | (nibs[4] << 12) | (nibs[5] << 8)
              imm = ((nibs[2] << 16) | (nibs[4] << 12) | (nibs[5] << 8)
                     | (nibs[6] << 4) | nibs[7]);
                     | (nibs[6] << 4) | nibs[7]);
              if (imm & 0x80000)
              if (imm & 0x80000)
                imm -= 0x100000;
                imm -= 0x100000;
              goto ok;
              goto ok;
            case IMM0_20BY8:
            case IMM0_20BY8:
              imm = ((nibs[2] << 16) | (nibs[4] << 12) | (nibs[5] << 8)
              imm = ((nibs[2] << 16) | (nibs[4] << 12) | (nibs[5] << 8)
                     | (nibs[6] << 4) | nibs[7]);
                     | (nibs[6] << 4) | nibs[7]);
              imm <<= 8;
              imm <<= 8;
              if (imm & 0x8000000)
              if (imm & 0x8000000)
                imm -= 0x10000000;
                imm -= 0x10000000;
              goto ok;
              goto ok;
            case IMM0_4:
            case IMM0_4:
            case IMM1_4:
            case IMM1_4:
              imm = nibs[3];
              imm = nibs[3];
              goto ok;
              goto ok;
            case IMM0_4BY2:
            case IMM0_4BY2:
            case IMM1_4BY2:
            case IMM1_4BY2:
              imm = nibs[3] << 1;
              imm = nibs[3] << 1;
              goto ok;
              goto ok;
            case IMM0_4BY4:
            case IMM0_4BY4:
            case IMM1_4BY4:
            case IMM1_4BY4:
              imm = nibs[3] << 2;
              imm = nibs[3] << 2;
              goto ok;
              goto ok;
            case IMM0_8:
            case IMM0_8:
            case IMM1_8:
            case IMM1_8:
              imm = (nibs[2] << 4) | nibs[3];
              imm = (nibs[2] << 4) | nibs[3];
              disp = imm;
              disp = imm;
              has_disp = 1;
              has_disp = 1;
              if (imm & 0x80)
              if (imm & 0x80)
                imm -= 0x100;
                imm -= 0x100;
              goto ok;
              goto ok;
            case PCRELIMM_8BY2:
            case PCRELIMM_8BY2:
              imm = ((nibs[2] << 4) | nibs[3]) << 1;
              imm = ((nibs[2] << 4) | nibs[3]) << 1;
              relmask = ~(bfd_vma) 1;
              relmask = ~(bfd_vma) 1;
              goto ok;
              goto ok;
            case PCRELIMM_8BY4:
            case PCRELIMM_8BY4:
              imm = ((nibs[2] << 4) | nibs[3]) << 2;
              imm = ((nibs[2] << 4) | nibs[3]) << 2;
              relmask = ~(bfd_vma) 3;
              relmask = ~(bfd_vma) 3;
              goto ok;
              goto ok;
            case IMM0_8BY2:
            case IMM0_8BY2:
            case IMM1_8BY2:
            case IMM1_8BY2:
              imm = ((nibs[2] << 4) | nibs[3]) << 1;
              imm = ((nibs[2] << 4) | nibs[3]) << 1;
              goto ok;
              goto ok;
            case IMM0_8BY4:
            case IMM0_8BY4:
            case IMM1_8BY4:
            case IMM1_8BY4:
              imm = ((nibs[2] << 4) | nibs[3]) << 2;
              imm = ((nibs[2] << 4) | nibs[3]) << 2;
              goto ok;
              goto ok;
            case REG_N_D:
            case REG_N_D:
              if ((nibs[n] & 1) != 0)
              if ((nibs[n] & 1) != 0)
                goto fail;
                goto fail;
              /* Fall through.  */
              /* Fall through.  */
            case REG_N:
            case REG_N:
              rn = nibs[n];
              rn = nibs[n];
              break;
              break;
            case REG_M:
            case REG_M:
              rm = nibs[n];
              rm = nibs[n];
              break;
              break;
            case REG_N_B01:
            case REG_N_B01:
              if ((nibs[n] & 0x3) != 1 /* binary 01 */)
              if ((nibs[n] & 0x3) != 1 /* binary 01 */)
                goto fail;
                goto fail;
              rn = (nibs[n] & 0xc) >> 2;
              rn = (nibs[n] & 0xc) >> 2;
              break;
              break;
            case REG_NM:
            case REG_NM:
              rn = (nibs[n] & 0xc) >> 2;
              rn = (nibs[n] & 0xc) >> 2;
              rm = (nibs[n] & 0x3);
              rm = (nibs[n] & 0x3);
              break;
              break;
            case REG_B:
            case REG_B:
              rb = nibs[n] & 0x07;
              rb = nibs[n] & 0x07;
              break;
              break;
            case SDT_REG_N:
            case SDT_REG_N:
              /* sh-dsp: single data transfer.  */
              /* sh-dsp: single data transfer.  */
              rn = nibs[n];
              rn = nibs[n];
              if ((rn & 0xc) != 4)
              if ((rn & 0xc) != 4)
                goto fail;
                goto fail;
              rn = rn & 0x3;
              rn = rn & 0x3;
              rn |= (!(rn & 2)) << 2;
              rn |= (!(rn & 2)) << 2;
              break;
              break;
            case PPI:
            case PPI:
            case REPEAT:
            case REPEAT:
              goto fail;
              goto fail;
            default:
            default:
              abort ();
              abort ();
            }
            }
        }
        }
 
 
    ok:
    ok:
      /* sh2a has D_REG but not X_REG.  We don't know the pattern
      /* sh2a has D_REG but not X_REG.  We don't know the pattern
         doesn't match unless we check the output args to see if they
         doesn't match unless we check the output args to see if they
         make sense.  */
         make sense.  */
      if (target_arch == arch_sh2a
      if (target_arch == arch_sh2a
          && ((op->arg[0] == DX_REG_M && (rm & 1) != 0)
          && ((op->arg[0] == DX_REG_M && (rm & 1) != 0)
              || (op->arg[1] == DX_REG_N && (rn & 1) != 0)))
              || (op->arg[1] == DX_REG_N && (rn & 1) != 0)))
        goto fail;
        goto fail;
 
 
      fprintf_fn (stream, "%s\t", op->name);
      fprintf_fn (stream, "%s\t", op->name);
      disp_pc = 0;
      disp_pc = 0;
      for (n = 0; n < 3 && op->arg[n] != A_END; n++)
      for (n = 0; n < 3 && op->arg[n] != A_END; n++)
        {
        {
          if (n && op->arg[1] != A_END)
          if (n && op->arg[1] != A_END)
            fprintf_fn (stream, ",");
            fprintf_fn (stream, ",");
          switch (op->arg[n])
          switch (op->arg[n])
            {
            {
            case A_IMM:
            case A_IMM:
              fprintf_fn (stream, "#%d", imm);
              fprintf_fn (stream, "#%d", imm);
              break;
              break;
            case A_R0:
            case A_R0:
              fprintf_fn (stream, "r0");
              fprintf_fn (stream, "r0");
              break;
              break;
            case A_REG_N:
            case A_REG_N:
              fprintf_fn (stream, "r%d", rn);
              fprintf_fn (stream, "r%d", rn);
              break;
              break;
            case A_INC_N:
            case A_INC_N:
            case AS_INC_N:
            case AS_INC_N:
              fprintf_fn (stream, "@r%d+", rn);
              fprintf_fn (stream, "@r%d+", rn);
              break;
              break;
            case A_DEC_N:
            case A_DEC_N:
            case AS_DEC_N:
            case AS_DEC_N:
              fprintf_fn (stream, "@-r%d", rn);
              fprintf_fn (stream, "@-r%d", rn);
              break;
              break;
            case A_IND_N:
            case A_IND_N:
            case AS_IND_N:
            case AS_IND_N:
              fprintf_fn (stream, "@r%d", rn);
              fprintf_fn (stream, "@r%d", rn);
              break;
              break;
            case A_DISP_REG_N:
            case A_DISP_REG_N:
              fprintf_fn (stream, "@(%d,r%d)", has_disp?disp:imm, rn);
              fprintf_fn (stream, "@(%d,r%d)", has_disp?disp:imm, rn);
              break;
              break;
            case AS_PMOD_N:
            case AS_PMOD_N:
              fprintf_fn (stream, "@r%d+r8", rn);
              fprintf_fn (stream, "@r%d+r8", rn);
              break;
              break;
            case A_REG_M:
            case A_REG_M:
              fprintf_fn (stream, "r%d", rm);
              fprintf_fn (stream, "r%d", rm);
              break;
              break;
            case A_INC_M:
            case A_INC_M:
              fprintf_fn (stream, "@r%d+", rm);
              fprintf_fn (stream, "@r%d+", rm);
              break;
              break;
            case A_DEC_M:
            case A_DEC_M:
              fprintf_fn (stream, "@-r%d", rm);
              fprintf_fn (stream, "@-r%d", rm);
              break;
              break;
            case A_IND_M:
            case A_IND_M:
              fprintf_fn (stream, "@r%d", rm);
              fprintf_fn (stream, "@r%d", rm);
              break;
              break;
            case A_DISP_REG_M:
            case A_DISP_REG_M:
              fprintf_fn (stream, "@(%d,r%d)", has_disp?disp:imm, rm);
              fprintf_fn (stream, "@(%d,r%d)", has_disp?disp:imm, rm);
              break;
              break;
            case A_REG_B:
            case A_REG_B:
              fprintf_fn (stream, "r%d_bank", rb);
              fprintf_fn (stream, "r%d_bank", rb);
              break;
              break;
            case A_DISP_PC:
            case A_DISP_PC:
              disp_pc = 1;
              disp_pc = 1;
              disp_pc_addr = imm + 4 + (memaddr & relmask);
              disp_pc_addr = imm + 4 + (memaddr & relmask);
              (*info->print_address_func) (disp_pc_addr, info);
              (*info->print_address_func) (disp_pc_addr, info);
              break;
              break;
            case A_IND_R0_REG_N:
            case A_IND_R0_REG_N:
              fprintf_fn (stream, "@(r0,r%d)", rn);
              fprintf_fn (stream, "@(r0,r%d)", rn);
              break;
              break;
            case A_IND_R0_REG_M:
            case A_IND_R0_REG_M:
              fprintf_fn (stream, "@(r0,r%d)", rm);
              fprintf_fn (stream, "@(r0,r%d)", rm);
              break;
              break;
            case A_DISP_GBR:
            case A_DISP_GBR:
              fprintf_fn (stream, "@(%d,gbr)", has_disp?disp:imm);
              fprintf_fn (stream, "@(%d,gbr)", has_disp?disp:imm);
              break;
              break;
            case A_TBR:
            case A_TBR:
              fprintf_fn (stream, "tbr");
              fprintf_fn (stream, "tbr");
              break;
              break;
            case A_DISP2_TBR:
            case A_DISP2_TBR:
              fprintf_fn (stream, "@@(%d,tbr)", has_disp?disp:imm);
              fprintf_fn (stream, "@@(%d,tbr)", has_disp?disp:imm);
              break;
              break;
            case A_INC_R15:
            case A_INC_R15:
              fprintf_fn (stream, "@r15+");
              fprintf_fn (stream, "@r15+");
              break;
              break;
            case A_DEC_R15:
            case A_DEC_R15:
              fprintf_fn (stream, "@-r15");
              fprintf_fn (stream, "@-r15");
              break;
              break;
            case A_R0_GBR:
            case A_R0_GBR:
              fprintf_fn (stream, "@(r0,gbr)");
              fprintf_fn (stream, "@(r0,gbr)");
              break;
              break;
            case A_BDISP12:
            case A_BDISP12:
            case A_BDISP8:
            case A_BDISP8:
              (*info->print_address_func) (imm + memaddr, info);
              (*info->print_address_func) (imm + memaddr, info);
              break;
              break;
            case A_SR:
            case A_SR:
              fprintf_fn (stream, "sr");
              fprintf_fn (stream, "sr");
              break;
              break;
            case A_GBR:
            case A_GBR:
              fprintf_fn (stream, "gbr");
              fprintf_fn (stream, "gbr");
              break;
              break;
            case A_VBR:
            case A_VBR:
              fprintf_fn (stream, "vbr");
              fprintf_fn (stream, "vbr");
              break;
              break;
            case A_DSR:
            case A_DSR:
              fprintf_fn (stream, "dsr");
              fprintf_fn (stream, "dsr");
              break;
              break;
            case A_MOD:
            case A_MOD:
              fprintf_fn (stream, "mod");
              fprintf_fn (stream, "mod");
              break;
              break;
            case A_RE:
            case A_RE:
              fprintf_fn (stream, "re");
              fprintf_fn (stream, "re");
              break;
              break;
            case A_RS:
            case A_RS:
              fprintf_fn (stream, "rs");
              fprintf_fn (stream, "rs");
              break;
              break;
            case A_A0:
            case A_A0:
              fprintf_fn (stream, "a0");
              fprintf_fn (stream, "a0");
              break;
              break;
            case A_X0:
            case A_X0:
              fprintf_fn (stream, "x0");
              fprintf_fn (stream, "x0");
              break;
              break;
            case A_X1:
            case A_X1:
              fprintf_fn (stream, "x1");
              fprintf_fn (stream, "x1");
              break;
              break;
            case A_Y0:
            case A_Y0:
              fprintf_fn (stream, "y0");
              fprintf_fn (stream, "y0");
              break;
              break;
            case A_Y1:
            case A_Y1:
              fprintf_fn (stream, "y1");
              fprintf_fn (stream, "y1");
              break;
              break;
            case DSP_REG_M:
            case DSP_REG_M:
              print_dsp_reg (rm, fprintf_fn, stream);
              print_dsp_reg (rm, fprintf_fn, stream);
              break;
              break;
            case A_SSR:
            case A_SSR:
              fprintf_fn (stream, "ssr");
              fprintf_fn (stream, "ssr");
              break;
              break;
            case A_SPC:
            case A_SPC:
              fprintf_fn (stream, "spc");
              fprintf_fn (stream, "spc");
              break;
              break;
            case A_MACH:
            case A_MACH:
              fprintf_fn (stream, "mach");
              fprintf_fn (stream, "mach");
              break;
              break;
            case A_MACL:
            case A_MACL:
              fprintf_fn (stream, "macl");
              fprintf_fn (stream, "macl");
              break;
              break;
            case A_PR:
            case A_PR:
              fprintf_fn (stream, "pr");
              fprintf_fn (stream, "pr");
              break;
              break;
            case A_SGR:
            case A_SGR:
              fprintf_fn (stream, "sgr");
              fprintf_fn (stream, "sgr");
              break;
              break;
            case A_DBR:
            case A_DBR:
              fprintf_fn (stream, "dbr");
              fprintf_fn (stream, "dbr");
              break;
              break;
            case F_REG_N:
            case F_REG_N:
              fprintf_fn (stream, "fr%d", rn);
              fprintf_fn (stream, "fr%d", rn);
              break;
              break;
            case F_REG_M:
            case F_REG_M:
              fprintf_fn (stream, "fr%d", rm);
              fprintf_fn (stream, "fr%d", rm);
              break;
              break;
            case DX_REG_N:
            case DX_REG_N:
              if (rn & 1)
              if (rn & 1)
                {
                {
                  fprintf_fn (stream, "xd%d", rn & ~1);
                  fprintf_fn (stream, "xd%d", rn & ~1);
                  break;
                  break;
                }
                }
            case D_REG_N:
            case D_REG_N:
              fprintf_fn (stream, "dr%d", rn);
              fprintf_fn (stream, "dr%d", rn);
              break;
              break;
            case DX_REG_M:
            case DX_REG_M:
              if (rm & 1)
              if (rm & 1)
                {
                {
                  fprintf_fn (stream, "xd%d", rm & ~1);
                  fprintf_fn (stream, "xd%d", rm & ~1);
                  break;
                  break;
                }
                }
            case D_REG_M:
            case D_REG_M:
              fprintf_fn (stream, "dr%d", rm);
              fprintf_fn (stream, "dr%d", rm);
              break;
              break;
            case FPSCR_M:
            case FPSCR_M:
            case FPSCR_N:
            case FPSCR_N:
              fprintf_fn (stream, "fpscr");
              fprintf_fn (stream, "fpscr");
              break;
              break;
            case FPUL_M:
            case FPUL_M:
            case FPUL_N:
            case FPUL_N:
              fprintf_fn (stream, "fpul");
              fprintf_fn (stream, "fpul");
              break;
              break;
            case F_FR0:
            case F_FR0:
              fprintf_fn (stream, "fr0");
              fprintf_fn (stream, "fr0");
              break;
              break;
            case V_REG_N:
            case V_REG_N:
              fprintf_fn (stream, "fv%d", rn * 4);
              fprintf_fn (stream, "fv%d", rn * 4);
              break;
              break;
            case V_REG_M:
            case V_REG_M:
              fprintf_fn (stream, "fv%d", rm * 4);
              fprintf_fn (stream, "fv%d", rm * 4);
              break;
              break;
            case XMTRX_M4:
            case XMTRX_M4:
              fprintf_fn (stream, "xmtrx");
              fprintf_fn (stream, "xmtrx");
              break;
              break;
            default:
            default:
              abort ();
              abort ();
            }
            }
        }
        }
 
 
#if 0
#if 0
      /* This code prints instructions in delay slots on the same line
      /* This code prints instructions in delay slots on the same line
         as the instruction which needs the delay slots.  This can be
         as the instruction which needs the delay slots.  This can be
         confusing, since other disassembler don't work this way, and
         confusing, since other disassembler don't work this way, and
         it means that the instructions are not all in a line.  So I
         it means that the instructions are not all in a line.  So I
         disabled it.  Ian.  */
         disabled it.  Ian.  */
      if (!(info->flags & 1)
      if (!(info->flags & 1)
          && (op->name[0] == 'j'
          && (op->name[0] == 'j'
              || (op->name[0] == 'b'
              || (op->name[0] == 'b'
                  && (op->name[1] == 'r'
                  && (op->name[1] == 'r'
                      || op->name[1] == 's'))
                      || op->name[1] == 's'))
              || (op->name[0] == 'r' && op->name[1] == 't')
              || (op->name[0] == 'r' && op->name[1] == 't')
              || (op->name[0] == 'b' && op->name[2] == '.')))
              || (op->name[0] == 'b' && op->name[2] == '.')))
        {
        {
          info->flags |= 1;
          info->flags |= 1;
          fprintf_fn (stream, "\t(slot ");
          fprintf_fn (stream, "\t(slot ");
          print_insn_sh (memaddr + 2, info);
          print_insn_sh (memaddr + 2, info);
          info->flags &= ~1;
          info->flags &= ~1;
          fprintf_fn (stream, ")");
          fprintf_fn (stream, ")");
          return 4;
          return 4;
        }
        }
#endif
#endif
 
 
      if (disp_pc && strcmp (op->name, "mova") != 0)
      if (disp_pc && strcmp (op->name, "mova") != 0)
        {
        {
          int size;
          int size;
          bfd_byte bytes[4];
          bfd_byte bytes[4];
 
 
          if (relmask == ~(bfd_vma) 1)
          if (relmask == ~(bfd_vma) 1)
            size = 2;
            size = 2;
          else
          else
            size = 4;
            size = 4;
          status = info->read_memory_func (disp_pc_addr, bytes, size, info);
          status = info->read_memory_func (disp_pc_addr, bytes, size, info);
          if (status == 0)
          if (status == 0)
            {
            {
              unsigned int val;
              unsigned int val;
 
 
              if (size == 2)
              if (size == 2)
                {
                {
                  if (info->endian == BFD_ENDIAN_LITTLE)
                  if (info->endian == BFD_ENDIAN_LITTLE)
                    val = bfd_getl16 (bytes);
                    val = bfd_getl16 (bytes);
                  else
                  else
                    val = bfd_getb16 (bytes);
                    val = bfd_getb16 (bytes);
                }
                }
              else
              else
                {
                {
                  if (info->endian == BFD_ENDIAN_LITTLE)
                  if (info->endian == BFD_ENDIAN_LITTLE)
                    val = bfd_getl32 (bytes);
                    val = bfd_getl32 (bytes);
                  else
                  else
                    val = bfd_getb32 (bytes);
                    val = bfd_getb32 (bytes);
                }
                }
              if ((*info->symbol_at_address_func) (val, info))
              if ((*info->symbol_at_address_func) (val, info))
                {
                {
                  fprintf_fn (stream, "\t! ");
                  fprintf_fn (stream, "\t! ");
                  (*info->print_address_func) (val, info);
                  (*info->print_address_func) (val, info);
                }
                }
              else
              else
                fprintf_fn (stream, "\t! %x", val);
                fprintf_fn (stream, "\t! %x", val);
            }
            }
        }
        }
 
 
      return SH_MERGE_ARCH_SET (op->arch, arch_op32) ? 4 : 2;
      return SH_MERGE_ARCH_SET (op->arch, arch_op32) ? 4 : 2;
    fail:
    fail:
      ;
      ;
 
 
    }
    }
  fprintf_fn (stream, ".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]);
  fprintf_fn (stream, ".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]);
  return 2;
  return 2;
}
}
 
 

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.