lib/fast486/fpu.c

   1 /*
   2  * Fast486 386/486 CPU Emulation Library
   3  * fpu.c
   4  *
   5  * Copyright (C) 2013 Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20  */
  21
  22 /* INCLUDES *******************************************************************/
  23
  24 #include <windef.h>
  25
  26 // #define NDEBUG
  27 #include <debug.h>
  28
  29 #include <fast486.h>
  30 #include "common.h"
  31 #include "opcodes.h"
  32 #include "fpu.h"
  33
  34 /* PUBLIC FUNCTIONS ***********************************************************/
  35
  36 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeD8)
  37 {
  38     FPU_CHECK();
  39
  40 #ifndef FAST486_NO_FPU
  41     // TODO: NOT IMPLEMENTED
  42     UNIMPLEMENTED;
  43
  44     return FALSE;
  45 #else
  46     /* Do nothing */
  47     return TRUE;
  48 #endif
  49 }
  50
  51 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeD9)
  52 {
  53     FPU_CHECK();
  54
  55 #ifndef FAST486_NO_FPU
  56     // TODO: NOT IMPLEMENTED
  57     UNIMPLEMENTED;
  58
  59     return FALSE;
  60 #else
  61     /* Do nothing */
  62     return TRUE;
  63 #endif
  64 }
  65
  66 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDA)
  67 {
  68     FPU_CHECK();
  69
  70 #ifndef FAST486_NO_FPU
  71     // TODO: NOT IMPLEMENTED
  72     UNIMPLEMENTED;
  73
  74     return FALSE;
  75 #else
  76     /* Do nothing */
  77     return TRUE;
  78 #endif
  79 }
  80
  81 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDB)
  82 {
  83     FPU_CHECK();
  84
  85 #ifndef FAST486_NO_FPU
  86     // TODO: NOT IMPLEMENTED
  87     UNIMPLEMENTED;
  88
  89     return FALSE;
  90 #else
  91     /* Do nothing */
  92     return TRUE;
  93 #endif
  94 }
  95
  96 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDC)
  97 {
  98     FPU_CHECK();
  99
 100 #ifndef FAST486_NO_FPU
 101     // TODO: NOT IMPLEMENTED
 102     UNIMPLEMENTED;
 103
 104     return FALSE;
 105 #else
 106     /* Do nothing */
 107     return TRUE;
 108 #endif
 109 }
 110
 111 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDD)
 112 {
 113     FPU_CHECK();
 114
 115 #ifndef FAST486_NO_FPU
 116     // TODO: NOT IMPLEMENTED
 117     UNIMPLEMENTED;
 118
 119     return FALSE;
 120 #else
 121     /* Do nothing */
 122     return TRUE;
 123 #endif
 124 }
 125
 126 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDE)
 127 {
 128     FPU_CHECK();
 129
 130 #ifndef FAST486_NO_FPU
 131     // TODO: NOT IMPLEMENTED
 132     UNIMPLEMENTED;
 133
 134     return FALSE;
 135 #else
 136     /* Do nothing */
 137     return TRUE;
 138 #endif
 139 }
 140
 141 FAST486_OPCODE_HANDLER(Fast486FpuOpcodeDF)
 142 {
 143     FPU_CHECK();
 144
 145 #ifndef FAST486_NO_FPU
 146     // TODO: NOT IMPLEMENTED
 147     UNIMPLEMENTED;
 148
 149     return FALSE;
 150 #else
 151     /* Do nothing */
 152     return TRUE;
 153 #endif
 154 }
 155
 156 /* EOF */