Support specifying different bytecode listings for FIR and old frontend

compiler/testData/codegen/box/valueClasses/classFlattening.kt

@@ -4,6 +4,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses +ContextReceivers
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 @JvmInline
 value class IC(val x: UInt)

compiler/testData/codegen/box/valueClasses/complex.kt

@@ -1,6 +1,7 @@
 // IGNORE_BACKEND_FIR: JVM_IR
 // https://youtrack.jetbrains.com/issue/KT-52236/Different-modality-in-psi-and-fir
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 // WITH_STDLIB
 // TARGET_BACKEND: JVM_IR
 // IGNORE_BACKEND: ANDROID, ANDROID_IR

compiler/testData/codegen/box/valueClasses/conditionalExpressions.kt

@@ -1,4 +1,5 @@
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 // WITH_STDLIB
 // TARGET_BACKEND: JVM_IR
 // WORKS_WHEN_VALUE_CLASS

compiler/testData/codegen/box/valueClasses/equality.kt

@@ -5,6 +5,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 OPTIONAL_JVM_INLINE_ANNOTATION
 value class F1(val x: Int)

compiler/testData/codegen/box/valueClasses/mfvcFieldInitializationOrder.kt

@@ -3,6 +3,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 @JvmInline
 value class DPoint(val x: Double, val y: Double)

compiler/testData/codegen/box/valueClasses/overrides.kt

@@ -5,6 +5,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 interface AbstractPoint<T> {
     val x: T

compiler/testData/codegen/box/valueClasses/overrides_inlineClass.kt

@@ -5,6 +5,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 interface AbstractPoint<T> {
     val x: T

compiler/testData/codegen/box/valueClasses/overrides_typeParameters.kt

@@ -6,6 +6,7 @@
 // LANGUAGE: +ValueClasses
 // LANGUAGE: +GenericInlineClassParameter
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 interface AbstractPoint<T> {
     val x: T

compiler/testData/codegen/box/valueClasses/throwingMFVCReassignments.kt

@@ -3,6 +3,7 @@
 // WORKS_WHEN_VALUE_CLASS
 // LANGUAGE: +ValueClasses
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 
 @JvmInline
 value class DPoint(val x: Double, val y: Double)

compiler/testData/codegen/box/valueClasses/tryExpressions.kt

@@ -1,4 +1,5 @@
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 // WITH_STDLIB
 // TARGET_BACKEND: JVM_IR
 // WORKS_WHEN_VALUE_CLASS

compiler/testData/codegen/box/valueClasses/visibility.kt

@@ -1,4 +1,5 @@
 // CHECK_BYTECODE_LISTING
+// FIR_IDENTICAL
 // WITH_STDLIB
 // TARGET_BACKEND: JVM_IR
 // WORKS_WHEN_VALUE_CLASS