Create separate constructor for ir interpreter with only ir builtins

By introducing this constructor, ir interpreter will no longer find ir
exceptions in module and so interpreter is creating faster for fir2ir
goals

compiler/ir/ir.interpreter/src/org/jetbrains/kotlin/ir/interpreter/IrInterpreter.kt

@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.ir.IrStatement
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.declarations.impl.IrFunctionImpl
 import org.jetbrains.kotlin.ir.declarations.lazy.IrLazyFunction
+import org.jetbrains.kotlin.ir.descriptors.IrBuiltIns
 import org.jetbrains.kotlin.ir.expressions.*
 import org.jetbrains.kotlin.ir.expressions.impl.IrConstructorCallImpl
 import org.jetbrains.kotlin.ir.expressions.impl.IrErrorExpressionImpl
@@ -32,10 +33,8 @@ import kotlin.concurrent.thread
 
 private const val MAX_COMMANDS = 500_000
 
-class IrInterpreter(irModule: IrModuleFragment, private val bodyMap: Map<IdSignature, IrBody> = emptyMap()) {
-    private val irBuiltIns = irModule.irBuiltins
-    private val irExceptions = irModule.files.flatMap { it.declarations }.filterIsInstance<IrClass>()
-        .filter { it.isSubclassOf(irBuiltIns.throwableClass.owner) }
+class IrInterpreter(private val irBuiltIns: IrBuiltIns, private val bodyMap: Map<IdSignature, IrBody> = emptyMap()) {
+    private val irExceptions = mutableListOf<IrClass>()
 
     private val stack = StackImpl()
     private var commandCount = 0
@@ -43,6 +42,15 @@ class IrInterpreter(irModule: IrModuleFragment, private val bodyMap: Map<IdSigna
     private val mapOfEnums = mutableMapOf<IrSymbol, Complex>()
     private val mapOfObjects = mutableMapOf<IrSymbol, Complex>()
 
+    constructor(irModule: IrModuleFragment): this(irModule.irBuiltins) {
+        irExceptions.addAll(
+            irModule.files
+                .flatMap { it.declarations }
+                .filterIsInstance<IrClass>()
+                .filter { it.isSubclassOf(irBuiltIns.throwableClass.owner) }
+        )
+    }
+
     private fun Any?.getType(defaultType: IrType): IrType {
         return when (this) {
             is Boolean -> irBuiltIns.booleanType