[K2] Add new class to keep track of evaluated const by IrInterpreter

core/compiler.common/src/org/jetbrains/kotlin/constant/EvaluatedConstTracker.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.constant
+
+import java.util.concurrent.ConcurrentHashMap
+
+abstract class EvaluatedConstTracker {
+    abstract fun save(start: Int, end: Int, constant: ConstantValue<*>)
+    abstract fun load(start: Int, end: Int): ConstantValue<*>?
+}
+
+class DefaultEvaluatedConstTracker : EvaluatedConstTracker() {
+    private val storage = ConcurrentHashMap<Pair<Int, Int>, ConstantValue<*>>()
+
+    override fun save(start: Int, end: Int, constant: ConstantValue<*>) {
+        storage[start to end] = constant
+    }
+
+    override fun load(start: Int, end: Int): ConstantValue<*>? {
+        return storage[start to end]
+    }
+}
+