simple_v_extension/get_pred_value.mdwn

   1     def get_pred_val(bool is_fp_op, int reg):
   2        tb = int_reg if is_fp_op else fp_reg
   3        if (!tb[reg].enabled):
   4           return ~0x0, False       // all enabled; no zeroing
   5        tb = int_pred if is_fp_op else fp_pred
   6        if (!tb[reg].enabled):
   7           return ~0x0, False       // all enabled; no zeroing
   8        predidx = tb[reg].predidx   // redirection occurs HERE
   9        predicate = intreg[predidx] // actual predicate HERE
  10        if (tb[reg].inv):
  11           predicate = ~predicate   // invert ALL bits
  12        return predicate, tb[reg].zero
  13