diff --git a/compiler/optimizer/optimizations/inline_call_intrinsics.cpp b/compiler/optimizer/optimizations/inline_call_intrinsics.cpp
index bfdc1f08fd7055cf9282d582bf7b7a0b4f31e8a6..b8b2e6a3a97fc87b74bdb45969a04567ff793ef7 100644
--- a/compiler/optimizer/optimizations/inline_call_intrinsics.cpp
+++ b/compiler/optimizer/optimizations/inline_call_intrinsics.cpp
@@ -57,12 +57,7 @@ Inst *InlineCallIntrinsics::CreateAllocDynObjIntrinsic(Inst *ctor, SaveStateInst
 {
     auto alloc_obj =
         GetGraph()->CreateInstIntrinsic(DataType::ANY, pc, RuntimeInterface::IntrinsicId::INTRINSIC_ALLOC_DYN_OBJECT);
-    alloc_obj->ReserveInputs(2);
-    alloc_obj->AllocateInputTypes(GetGraph()->GetAllocator(), 2);
-    alloc_obj->AppendInput(ctor);
-    alloc_obj->AddInputType(DataType::ANY);
-    alloc_obj->AppendInput(ss);
-    alloc_obj->AddInputType(DataType::NO_TYPE);
+    alloc_obj->SetInputs(GetGraph()->GetAllocator(), {{ctor, DataType::ANY}, {ss, DataType::NO_TYPE}});
     return alloc_obj;
 }
 
@@ -72,18 +67,13 @@ Inst *InlineCallIntrinsics::NewObjCreateConstructorCall(Inst *orig_call, Inst *a
     auto call_ctor = GetGraph()->CreateInstCallDynamic(DataType::ANY, pc);
     call_ctor->ReserveInputs(orig_call->GetInputsCount() + 1);
     call_ctor->AllocateInputTypes(GetGraph()->GetAllocator(), orig_call->GetInputsCount() + 1);
-    call_ctor->AppendInput(orig_call->GetInput(1));
-    call_ctor->AddInputType(DataType::ANY);
-    call_ctor->AppendInput(orig_call->GetInput(2));
-    call_ctor->AddInputType(DataType::ANY);
-    call_ctor->AppendInput(alloc_obj);
-    call_ctor->AddInputType(DataType::ANY);
+    call_ctor->AppendInputs({{orig_call->GetInput(1).GetInst(), DataType::ANY},
+                             {orig_call->GetInput(2).GetInst(), DataType::ANY},
+                             {alloc_obj, DataType::ANY}});
     for (size_t i = 3; i < orig_call->GetInputsCount() - 1; ++i) {
-        call_ctor->AppendInput(orig_call->GetInput(i));
-        call_ctor->AddInputType(orig_call->GetInputType(i));
+        call_ctor->AppendInputAndType(orig_call->GetInput(i).GetInst(), orig_call->GetInputType(i));
     }
-    call_ctor->AppendInput(ss);
-    call_ctor->AddInputType(DataType::NO_TYPE);
+    call_ctor->AppendInputAndType(ss, DataType::NO_TYPE);
     return call_ctor;
 }
 
@@ -140,16 +130,10 @@ Inst *InlineCallIntrinsics::NewObjResolveCtorResult(InstAppender *appender, Inst
 
     auto resolve_result = GetGraph()->CreateInstIntrinsic(
         DataType::ANY, pc, RuntimeInterface::IntrinsicId::INTRINSIC_RESOLVE_ALLOC_RESULT);
-    resolve_result->ReserveInputs(4);
-    resolve_result->AllocateInputTypes(GetGraph()->GetAllocator(), 4);
-    resolve_result->AppendInput(orig_alloc->GetInput(1));
-    resolve_result->AddInputType(DataType::ANY);
-    resolve_result->AppendInput(alloc_obj);
-    resolve_result->AddInputType(DataType::ANY);
-    resolve_result->AppendInput(call_ctor);
-    resolve_result->AddInputType(DataType::ANY);
-    resolve_result->AppendInput(ss_copy_2);
-    resolve_result->AddInputType(DataType::NO_TYPE);
+    resolve_result->SetInputs(GetGraph()->GetAllocator(), {{orig_alloc->GetInput(1).GetInst(), DataType::ANY},
+                                                           {alloc_obj, DataType::ANY},
+                                                           {call_ctor, DataType::ANY},
+                                                           {ss_copy_2, DataType::NO_TYPE}});
     resolve_result->SetInlined(true);
 
     appender->Append({ss_copy_2, resolve_result});