operators/operators.h

   1 #include "stdint.h"
   2 #include "decode.h"
   3
   4 typedef uint64_t (*cvt)(uint64_t r);
   5
   6 uint64_t u64_u64_cvt(reg_t r) { return r; }
   7 uint64_t u64_u16_cvt(reg_t r) { return (uint64_t)(uint16_t)r; }
   8
   9 uint64_t (sext32)(reg_t r) { return sext32(r); }
  10
  11 class opcvt
  12 {
  13 public:
  14     cvt cv_rd;
  15     cvt cv_rs1;
  16     cvt cv_rs2;
  17     opcvt(cvt _cv_rd, cvt _cv_rs1, cvt _cv_rs2) :
  18                         cv_rd(_cv_rd), cv_rs1(_cv_rs1), cv_rs2(_cv_rs2) {}
  19
  20     void add(reg_t &rd, const reg_t &rs1, const reg_t &rs2)
  21         { rd = cv_rd(cv_rs1(rs1) + cv_rs2(rs2)); }
  22
  23     //R operator+ (op2 &s2) { return typecvt(s1 + typecvt(s2)); }
  24     //operator R() { return typecvt(s1); }
  25 };