#include "util/bufferedInputStream.hpp"
#include "code/binaryFileParser.hpp"
#include "runtime/interpreter.hpp"
#include "runtime/universe.hpp"
#include "memory/heap.hpp"

#include<iostream>
using namespace std;
struct input{
 int a;
 int b;
 input(int x, int y){
 this->a = x;
 this->b = y;
 }
};

struct output{
 int addi;
 int subt;
// output(int x, int y){
// this->addi = x;
// this->subt = y;
// }
};
void doubleTheValue(input sou, output res)
{
 res.addi = sou.a + sou.b;
 res.subt = sou.a - sou.b;
}

void doubleTheRef(input& sou, output& res)
{
 res.addi = sou.a + sou.b;
 res.subt = sou.a - sou.b;
}

void doubleThePoint(input* sou, output** res)
{

 output* result = new output;//指针的错误使用方法,只是改变了行参的指向地址
 // 谁申请,谁释放,不符合规范
 result->addi = sou->a + sou->b;
 result->subt = sou->a - sou->b;
 *res = result;
 delete result;

 /*
 res->addi = sou->a + sou->b;
 res->subt = sou->a - sou->b;
 */
}

int main(int argc, char** argv) {
 input sou(1, 2);
 // output des;
 output des;
 output* desPoint = &des;
 cout << "Value of a before calling double function = " << sou.a << sou.b << "\n";
 doubleThePoint(&sou, &desPoint);
 // delete desPoint;
 desPoint->subt = 0;
 cout<<desPoint->subt<<endl;
 cout << "Final Value of a = " << des.addi << des.subt << "\n";


 /*
 if (argc <= 1) {
 printf("vm need a parameter : filename\n");
 return 0;
 }

 Universe::genesis();
 BufferedInputStream stream(argv[1]);
 BinaryFileParser parser(&stream);
 Universe::main_code = parser.parse();
 Universe::heap->gc();

 Interpreter::get_instance()->run(Universe::main_code);
 */

 return 0;
}