Lab5: Implement register-aliasing-aware peephole optimization pass for redundant stack instruction elimination

src/main.cpp

@@ -53,6 +53,7 @@ int main(int argc, char** argv) {
       for (auto& machine_func : machine_funcs) {
         mir::RunRegAlloc(*machine_func);
         mir::RunFrameLowering(*machine_func);
+        mir::RunPeephole(*machine_func);
         if (need_blank_line) {
           std::cout << "\n";
         }