riscv/memtracer.h

   1 // See LICENSE for license details.
   2
   3 #ifndef _MEMTRACER_H
   4 #define _MEMTRACER_H
   5
   6 #include <stdint.h>
   7 #include <string.h>
   8 #include <vector>
   9
  10 class memtracer_t
  11 {
  12  public:
  13   memtracer_t() {}
  14   virtual ~memtracer_t() {}
  15
  16   virtual bool interested_in_range(uint64_t begin, uint64_t end, bool store, bool fetch) = 0;
  17   virtual void trace(uint64_t addr, size_t bytes, bool store, bool fetch) = 0;
  18 };
  19
  20 class memtracer_list_t : public memtracer_t
  21 {
  22  public:
  23   bool empty() { return list.empty(); }
  24   bool interested_in_range(uint64_t begin, uint64_t end, bool store, bool fetch)
  25   {
  26     for (std::vector<memtracer_t*>::iterator it = list.begin(); it != list.end(); ++it)
  27       if ((*it)->interested_in_range(begin, end, store, fetch))
  28         return true;
  29     return false;
  30   }
  31   void trace(uint64_t addr, size_t bytes, bool store, bool fetch)
  32   {
  33     for (std::vector<memtracer_t*>::iterator it = list.begin(); it != list.end(); ++it)
  34       (*it)->trace(addr, bytes, store, fetch);
  35   }
  36   void hook(memtracer_t* h)
  37   {
  38     list.push_back(h);
  39   }
  40  private:
  41   std::vector<memtracer_t*> list;
  42 };
  43
  44 #endif