Decoder.h

   1 #ifndef AVR_DECODER_H
   2 #define AVR_DECODER_H
   3
   4 #include <vector>
   5 #include "Types.h"
   6
   7 namespace avr {
   8
   9         class Instruction;
  10         class Decoder {
  11                 public:
  12                         Decoder();
  13
  14                 public:
  15                         Instruction & decode( word opcode ) const;
  16                         bool is2WordInstruction( word opcode ) const;
  17
  18                 private:
  19                         Instruction *lookupOpcode( word opcode );
  20
  21                 private:
  22                         static std::vector<Instruction *> lut;
  23         };
  24
  25         inline Instruction & Decoder::decode( word opcode ) const {
  26                 return *lut[opcode];
  27         }
  28
  29 }
  30
  31 #endif /*AVR_DECODER_H*/