/* This file is part of GDB.

   Copyright 2002, 2007 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.

   --

   This file was generated by the program igen */

#ifndef IDECODE_C
#define IDECODE_C


#include "sim-inline.c"

#if C_REVEALS_MODULE_P (ITABLE_INLINE)
#include "itable.c"
#else
#include "itable.h"
#endif

#if C_REVEALS_MODULE_P (IDECODE_INLINE)
#include "idecode.c"
#else
#include "idecode.h"
#endif

#if C_REVEALS_MODULE_P (SUPPORT_INLINE)
#include "support.c"
#else
#include "support.h"
#endif

#if C_REVEALS_MODULE_P (SEMANTICS_INLINE)
#include "semantics.c"
#else
#include "semantics.h"
#endif


enum {
  /* greater or equal to zero => table */
  function_entry = -1,
  boolean_entry = -2,
};

typedef struct _idecode_table_entry {
  int shift;
  uint32_t mask;
  uint32_t value;
  void *function_or_table;
} idecode_table_entry;


INLINE_IDECODE\
(instruction_address)
idecode_issue (SIM_DESC sd,
               instruction_word instruction_0,
               instruction_address cia)
{
  instruction_address nia;
  switch (EXTRACTED32 (instruction_0, 31, 26))
    {
    case 0:
      {
        {
          switch (EXTRACTED32 (instruction_0, 5, 0))
            {
            case 0:
              {
                nia =semantic_SLLa_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 1:
              {
                nia =semantic_MOVtf_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 2:
              {
                nia =semantic_SRL_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 3:
              {
                nia =semantic_SRA_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 4:
              {
                nia =semantic_SLLV_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 6:
              {
                nia =semantic_SRLV_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 7:
              {
                nia =semantic_SRAV_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 8:
              {
                nia =semantic_JR_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 9:
              {
                nia =semantic_JALR_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 10:
              {
                nia =semantic_MOVZ_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 11:
              {
                nia =semantic_MOVN_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 12:
              {
                nia =semantic_SYSCALL_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 13:
              {
                nia =semantic_BREAK_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 15:
              {
                nia =semantic_SYNC_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 16:
              {
                nia =semantic_MFHI_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 17:
              {
                nia =semantic_MTHI_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 18:
              {
                nia =semantic_MFLO_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 19:
              {
                nia =semantic_MTLO_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 24:
              {
                nia =semantic_MULT_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 25:
              {
                nia =semantic_MULTU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 26:
              {
                nia =semantic_DIV_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 27:
              {
                nia =semantic_DIVU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 32:
              {
                nia =semantic_ADD_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 33:
              {
                nia =semantic_ADDU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 34:
              {
                nia =semantic_SUB_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 35:
              {
                nia =semantic_SUBU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 36:
              {
                nia =semantic_AND_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 37:
              {
                nia =semantic_OR_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 38:
              {
                nia =semantic_XOR_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 39:
              {
                nia =semantic_NOR_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 42:
              {
                nia =semantic_SLT_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 43:
              {
                nia =semantic_SLTU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 48:
              {
                nia =semantic_TGE_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 49:
              {
                nia =semantic_TGEU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 50:
              {
                nia =semantic_TLT_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 51:
              {
                nia =semantic_TLTU_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 52:
              {
                nia =semantic_TEQ_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 54:
              {
                nia =semantic_TNE_SPECIAL (sd, instruction_0, cia);
                break;
              }
            case 57:
              {
                nia =semantic_RSVD_SPECIAL (sd, instruction_0, cia);
                break;
              }
            default:
                nia = semantic_illegal (sd, cia);
                break;
            }
        }
        break;
      }
    case 1:
      {
        {
          switch (EXTRACTED32 (instruction_0, 20, 16))
            {
            case 0:
              {
                nia =semantic_BLTZ_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 1:
              {
                nia =semantic_BGEZ_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 2:
              {
                nia =semantic_BLTZL_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 3:
              {
                nia =semantic_BGEZL_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 8:
              {
                nia =semantic_TGEI_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 9:
              {
                nia =semantic_TGEIU_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 10:
              {
                nia =semantic_TLTI_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 11:
              {
                nia =semantic_TLTIU_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 12:
              {
                nia =semantic_TEQI_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 14:
              {
                nia =semantic_TNEI_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 16:
              {
                nia =semantic_BLTZAL_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 17:
              {
                nia =semantic_BGEZAL_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 18:
              {
                nia =semantic_BLTZALL_REGIMM (sd, instruction_0, cia);
                break;
              }
            case 19:
              {
                nia =semantic_BGEZALL_REGIMM (sd, instruction_0, cia);
                break;
              }
            default:
                nia = semantic_illegal (sd, cia);
                break;
            }
        }
        break;
      }
    case 2:
      {
        nia =semantic_J_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 3:
      {
        nia =semantic_JAL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 4:
      {
        nia =semantic_BEQ_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 5:
      {
        nia =semantic_BNE_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 6:
      {
        nia =semantic_BLEZ_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 7:
      {
        nia =semantic_BGTZ_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 8:
      {
        nia =semantic_ADDI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 9:
      {
        nia =semantic_ADDIU_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 10:
      {
        nia =semantic_SLTI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 11:
      {
        nia =semantic_SLTIU_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 12:
      {
        nia =semantic_ANDI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 13:
      {
        nia =semantic_ORI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 14:
      {
        nia =semantic_XORI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 15:
      {
        nia =semantic_LUI_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 16:
      {
        {
          switch (EXTRACTED32 (instruction_0, 4, 0))
            {
            case 0:
            case 3:
            case 4:
            case 5:
            case 7:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 2:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 3:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 1:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 4:
                              {
                                nia =semantic_TLBR_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 2:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 3:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 2:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 4:
                              {
                                nia =semantic_TLBWI_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 2:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 3:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 6:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 4:
                              {
                                nia =semantic_TLBWR_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 2:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 3:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 24, 23))
                            {
                            case 0:
                              {
                                nia =semantic_MFC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 1:
                              {
                                nia =semantic_MTC0_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 8:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 24))
                            {
                            case 1:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_TLBP_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 2:
                      {
                        nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 3:
                      {
                        nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 9:
            case 10:
            case 11:
            case 12:
            case 13:
            case 14:
            case 15:
            case 17:
            case 18:
            case 19:
            case 20:
            case 21:
            case 22:
            case 23:
            case 25:
            case 26:
            case 27:
            case 28:
            case 29:
            case 30:
            case 31:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 1:
                      {
                        nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 2:
                      {
                        nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 3:
                      {
                        nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 16:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 24))
                            {
                            case 1:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_RFE_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 2:
                      {
                        nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 3:
                      {
                        nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            case 24:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 17, 16))
                    {
                    case 0:
                      {
                        {
                          switch (EXTRACTED32 (instruction_0, 25, 24))
                            {
                            case 1:
                              {
                                nia =semantic_BC0F_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            case 2:
                              {
                                nia =semantic_ERET_COP0 (sd, instruction_0, cia);
                                break;
                              }
                            default:
                                nia = semantic_illegal (sd, cia);
                                break;
                            }
                        }
                        break;
                      }
                    case 1:
                      {
                        nia =semantic_BC0T_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 2:
                      {
                        nia =semantic_BC0FL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    case 3:
                      {
                        nia =semantic_BC0TL_COP0 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
                      nia =NULL_CIA;
                      break;
                    }
                }
                break;
              }
            default:
              sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
              nia =NULL_CIA;
              break;
            }
        }
        break;
      }
    case 17:
      {
        {
          switch (EXTRACTED32 (instruction_0, 5, 0))
            {
            case 0:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 0:
                      {
                        nia =semantic_MFC1b_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    case 2:
                      {
                        nia =semantic_CFC1b_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    case 4:
                      {
                        nia =semantic_MTC1b_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    case 6:
                      {
                        nia =semantic_CTC1b_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_ADD_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 1:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_SUB_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 2:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_MUL_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 3:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_DIV_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 4:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_SQRT_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 5:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_ABS_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 6:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_MOV_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 7:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_NEG_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 8:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_ROUND_L_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 9:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_TRUNC_L_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 10:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_CEIL_L_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 11:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_FLOOR_L_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 12:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_ROUND_W_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 13:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_TRUNC_W_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 14:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_CEIL_W_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 15:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_FLOOR_W_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 16:
            case 20:
            case 23:
            case 24:
            case 25:
            case 26:
            case 27:
            case 28:
            case 29:
            case 30:
            case 31:
            case 34:
            case 35:
            case 38:
            case 39:
            case 40:
            case 41:
            case 42:
            case 43:
            case 44:
            case 45:
            case 46:
            case 47:
              {
                nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                break;
              }
            case 17:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_MOVtf_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 18:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_MOVZ_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 19:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_MOVN_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 21:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_RECIP_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 22:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_RSQRT_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 32:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 17:
                    case 20:
                    case 21:
                      {
                        nia =semantic_CVT_S_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 33:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 20:
                    case 21:
                      {
                        nia =semantic_CVT_D_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 36:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_CVT_W_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 37:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                      {
                        nia =semantic_CVT_L_fmt_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            case 48:
            case 49:
            case 50:
            case 51:
            case 52:
            case 53:
            case 54:
            case 55:
            case 56:
            case 57:
            case 58:
            case 59:
            case 60:
            case 61:
            case 62:
            case 63:
              {
                {
                  switch (EXTRACTED32 (instruction_0, 25, 21))
                    {
                    case 8:
                      {
                        nia =semantic_BC1b_COP1S (sd, instruction_0, cia);
                        break;
                      }
                    case 16:
                    case 17:
                    case 22:
                      {
                        nia =semantic_C_cond_fmtb_COP1 (sd, instruction_0, cia);
                        break;
                      }
                    default:
                        nia = semantic_illegal (sd, cia);
                        break;
                    }
                }
                break;
              }
            default:
              sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
              nia =NULL_CIA;
              break;
            }
        }
        break;
      }
    case 18:
      {
        nia =semantic_COPz_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 19:
      {
        {
          switch (EXTRACTED32 (instruction_0, 5, 0))
            {
            case 0:
              {
                nia =semantic_LWXC1_COP1X (sd, instruction_0, cia);
                break;
              }
            case 8:
              {
                nia =semantic_SWXC1_COP1X (sd, instruction_0, cia);
                break;
              }
            case 15:
              {
                nia =semantic_PREFX_COP1X (sd, instruction_0, cia);
                break;
              }
            case 32:
            case 33:
            case 38:
              {
                nia =semantic_MADD_fmt_COP1X (sd, instruction_0, cia);
                break;
              }
            case 40:
            case 41:
            case 46:
              {
                nia =semantic_MSUB_fmt_COP1X (sd, instruction_0, cia);
                break;
              }
            case 48:
            case 49:
            case 54:
              {
                nia =semantic_NMADD_fmt_COP1X (sd, instruction_0, cia);
                break;
              }
            case 56:
            case 57:
            case 62:
              {
                nia =semantic_NMSUB_fmt_COP1X (sd, instruction_0, cia);
                break;
              }
            default:
                nia = semantic_illegal (sd, cia);
                break;
            }
        }
        break;
      }
    case 20:
      {
        nia =semantic_BEQL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 21:
      {
        nia =semantic_BNEL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 22:
      {
        nia =semantic_BLEZL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 23:
      {
        nia =semantic_BGTZL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 24:
    case 25:
    case 26:
    case 27:
    case 28:
    case 29:
    case 30:
    case 31:
    case 39:
    case 44:
    case 45:
    case 52:
    case 54:
    case 55:
    case 59:
    case 60:
    case 62:
    case 63:
      {
        nia =semantic_illegal (sd, cia);
        break;
      }
    case 32:
      {
        nia =semantic_LB_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 33:
      {
        nia =semantic_LH_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 34:
      {
        nia =semantic_LWL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 35:
      {
        nia =semantic_LW_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 36:
      {
        nia =semantic_LBU_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 37:
      {
        nia =semantic_LHU_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 38:
      {
        nia =semantic_LWR_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 40:
      {
        nia =semantic_SB_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 41:
      {
        nia =semantic_SH_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 42:
      {
        nia =semantic_SWL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 43:
      {
        nia =semantic_SW_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 46:
      {
        nia =semantic_SWR_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 47:
      {
        nia =semantic_CACHE_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 48:
      {
        nia =semantic_LL_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 49:
      {
        nia =semantic_LWC1_COP1 (sd, instruction_0, cia);
        break;
      }
    case 50:
      {
        nia =semantic_LWCz_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 51:
      {
        nia =semantic_PREF_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 53:
      {
        nia =semantic_LDC1b_COP1 (sd, instruction_0, cia);
        break;
      }
    case 56:
      {
        nia =semantic_SC_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 57:
      {
        nia =semantic_SWC1_COP1 (sd, instruction_0, cia);
        break;
      }
    case 58:
      {
        nia =semantic_SWCz_NORMAL (sd, instruction_0, cia);
        break;
      }
    case 61:
      {
        nia =semantic_SDC1b_COP1 (sd, instruction_0, cia);
        break;
      }
    default:
      sim_engine_abort (SD, CPU, cia, "Internal error - bad switch generated");
      nia =NULL_CIA;
      break;
    }
  return nia;}

#endif /* _IDECODE_C_*/