evt_vc32.cpp

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#include <cstdint>
#include <intrin.h>

#pragma intrinsic(_ReturnAddress)



extern "C"{

  void __xtd_EventEnter(void * addr);
  void __xtd_EventLeave(void * addr);

  void __declspec(naked) _cdecl _penter(){
    __asm {
      PUSH EBP
      MOV EBP, ESP
      SUB ESP, __LOCAL_SIZE
      PUSHAD
    }
    __xtd_EventEnter((void*)((uint32_t)_ReturnAddress() - 5));
    __asm {
      POPAD
      MOV ESP, EBP
      POP EBP
      RET
    }
  }

  void __declspec(naked) _cdecl _pexit(){
    __asm {
      PUSH EBP
      MOV EBP, ESP
      SUB ESP, __LOCAL_SIZE
      PUSHAD
    }
    __xtd_EventLeave((void*)((unsigned long long)_ReturnAddress() - 5));
    __asm {
      POPAD
      MOV ESP, EBP
      POP EBP
      RET
    }
  }
}