hwacha/hwacha.h

   1 #ifndef _HWACHA_H
   2 #define _HWACHA_H
   3
   4 #include "extension.h"
   5
   6 struct ct_state_t
   7 {
   8   void reset();
   9
  10   uint32_t nxpr;
  11   uint32_t nfpr;
  12   uint32_t maxvl;
  13   uint32_t vl;
  14
  15   reg_t vf_pc;
  16 };
  17
  18 struct ut_state_t
  19 {
  20   void reset();
  21
  22   bool run;
  23   regfile_t<reg_t, 32, true> XPR;
  24   regfile_t<reg_t, 32, false> FPR;
  25 };
  26
  27 class hwacha_t : public extension_t
  28 {
  29 public:
  30   std::vector<insn_desc_t> get_instructions();
  31   const char* name() { return "hwacha"; }
  32   void reset();
  33
  34   ct_state_t* get_ct_state() { return &ct_state; }
  35   ut_state_t* get_ut_state(int idx) { return &ut_state[idx]; }
  36   bool vf_active();
  37
  38 private:
  39   static const int max_uts = 2048;
  40   ct_state_t ct_state;
  41   ut_state_t ut_state[max_uts];
  42 };
  43
  44 REGISTER_EXTENSION(hwacha, []() { return new hwacha_t; })
  45
  46 #endif