[FIR] Add origin field to FirDeclaration

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaClass.kt

@@ -54,6 +54,8 @@ class FirJavaClass @FirImplementationDetail internal constructor(
         symbol.bind(this)
     }
 
+    override val origin: FirDeclarationOrigin
+        get() = FirDeclarationOrigin.Java
 
     override val companionObject: FirRegularClass?
         get() = null
@@ -179,6 +181,13 @@ internal class FirJavaClassBuilder : AbstractFirRegularClassBuilder, FirAnnotati
         set(value) {
             throw IllegalStateException()
         }
+
+    @Deprecated("Modification of 'origin' has no impact for FirJavaClassBuilder", level = DeprecationLevel.HIDDEN)
+    override var origin: FirDeclarationOrigin
+        get() = throw IllegalStateException()
+        set(value) {
+            throw IllegalStateException()
+        }
 }
 
 internal inline fun buildJavaClass(init: FirJavaClassBuilder.() -> Unit): FirJavaClass {

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaConstructor.kt

@@ -51,6 +51,9 @@ class FirJavaConstructor @FirImplementationDetail constructor(
     override val body: FirBlock?
         get() = null
 
+    override val origin: FirDeclarationOrigin
+        get() = FirDeclarationOrigin.Java
+
     override val controlFlowGraphReference: FirControlFlowGraphReference get() = FirEmptyControlFlowGraphReference
 
     override fun <D> transformValueParameters(transformer: FirTransformer<D>, data: D): FirJavaConstructor {
@@ -185,6 +188,13 @@ class FirJavaConstructorBuilder : FirConstructorBuilder() {
         set(value) {
             throw IllegalStateException()
         }
+
+    @Deprecated("Modification of 'origin' has no impact for FirJavaConstructorBuilder", level = DeprecationLevel.HIDDEN)
+    override var origin: FirDeclarationOrigin
+        get() = throw IllegalStateException()
+        set(value) {
+            throw IllegalStateException()
+        }
 }
 
 inline fun buildJavaConstructor(init: FirJavaConstructorBuilder.() -> Unit): FirJavaConstructor {

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaField.kt

@@ -53,6 +53,9 @@ class FirJavaField @FirImplementationDetail constructor(
     override val getter: FirPropertyAccessor? get() = null
     override val setter: FirPropertyAccessor? get() = null
 
+    override val origin: FirDeclarationOrigin
+        get() = FirDeclarationOrigin.Java
+
     override fun <D> transformReturnTypeRef(transformer: FirTransformer<D>, data: D): FirField {
         returnTypeRef = returnTypeRef.transformSingle(transformer, data)
         return this
@@ -160,6 +163,13 @@ internal class FirJavaFieldBuilder : FirFieldBuilder() {
             isEnumEntry
         )
     }
+
+    @Deprecated("Modification of 'origin' has no impact for FirJavaFieldBuilder", level = DeprecationLevel.HIDDEN)
+    override var origin: FirDeclarationOrigin
+        get() = throw IllegalStateException()
+        set(value) {
+            throw IllegalStateException()
+        }
 }
 
 @OptIn(ExperimentalContracts::class)

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaMethod.kt

@@ -58,6 +58,7 @@ class FirJavaMethod @FirImplementationDetail constructor(
     source,
     session,
     resolvePhase,
+    FirDeclarationOrigin.Java,
     returnTypeRef,
     receiverTypeRef,
     valueParameters,
@@ -82,6 +83,13 @@ class FirJavaMethodBuilder : FirSimpleFunctionBuilder() {
     var isStatic: Boolean by Delegates.notNull()
     override var resolvePhase: FirResolvePhase = FirResolvePhase.ANALYZED_DEPENDENCIES
 
+    @Deprecated("Modification of 'origin' has no impact for FirJavaFunctionBuilder", level = DeprecationLevel.HIDDEN)
+    override var origin: FirDeclarationOrigin
+        get() = throw IllegalStateException()
+        set(value) {
+            throw IllegalStateException()
+        }
+
     @OptIn(FirImplementationDetail::class)
     override fun build(): FirJavaMethod {
         val status = FirDeclarationStatusImpl(visibility, modality).apply {

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaValueParameter.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
 import org.jetbrains.kotlin.fir.declarations.builder.FirValueParameterBuilder
@@ -36,6 +37,7 @@ class FirJavaValueParameter @FirImplementationDetail constructor(
     source,
     session,
     resolvePhase,
+    FirDeclarationOrigin.Java,
     returnTypeRef,
     name,
     symbol,
@@ -100,6 +102,12 @@ class FirJavaValueParameterBuilder : FirValueParameterBuilder() {
             throw IllegalStateException()
         }
 
+    @Deprecated("Modification of 'origin' has no impact for FirJavaValueParameterBuilder", level = DeprecationLevel.HIDDEN)
+    override var origin: FirDeclarationOrigin
+        get() = throw IllegalStateException()
+        set(value) {
+            throw IllegalStateException()
+        }
 }
 
 inline fun buildJavaValueParameter(init: FirJavaValueParameterBuilder.() -> Unit): FirJavaValueParameter {

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/scopes/impl/FirIntegerLiteralTypeScope.kt

@@ -10,10 +10,7 @@ import org.jetbrains.kotlin.descriptors.Modality
 import org.jetbrains.kotlin.descriptors.Visibilities
 import org.jetbrains.kotlin.fir.*
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
-import org.jetbrains.kotlin.fir.declarations.FirDeclaration
-import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
-import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
-import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
+import org.jetbrains.kotlin.fir.declarations.*
 import org.jetbrains.kotlin.fir.declarations.builder.buildValueParameter
 import org.jetbrains.kotlin.fir.declarations.impl.FirResolvedDeclarationStatusImpl
 import org.jetbrains.kotlin.fir.declarations.impl.FirSimpleFunctionImpl
@@ -52,6 +49,7 @@ class FirIntegerLiteralTypeScope(private val session: FirSession, val isUnsigned
                 val valueParameterName = Name.identifier("arg")
                 valueParameters += buildValueParameter {
                     source = null
+                    origin = FirDeclarationOrigin.Synthetic
                     session = this@FirIntegerLiteralTypeScope.session
                     returnTypeRef = FirILTTypeRefPlaceHolder(isUnsigned)
                     this.name = valueParameterName
@@ -107,6 +105,7 @@ class FirIntegerOperator @FirImplementationDetail constructor(
     source,
     session,
     resolvePhase = FirResolvePhase.BODY_RESOLVE,
+    FirDeclarationOrigin.Synthetic,
     returnTypeRef,
     receiverTypeRef,
     typeParameters = mutableListOf(),

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirAnonymousFunction.kt

@@ -26,6 +26,7 @@ abstract class FirAnonymousFunction : FirFunction<FirAnonymousFunction>, FirExpr
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val annotations: List<FirAnnotationCall>
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirAnonymousInitializer.kt

@@ -23,6 +23,7 @@ abstract class FirAnonymousInitializer : FirPureAbstractElement(), FirDeclaratio
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract val body: FirBlock?
     abstract override val symbol: FirAnonymousInitializerSymbol
     abstract val controlFlowGraphReference: FirControlFlowGraphReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirAnonymousObject.kt

@@ -25,6 +25,7 @@ abstract class FirAnonymousObject : FirClass<FirAnonymousObject>, FirExpression(
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val typeParameters: List<FirTypeParameterRef>
     abstract override val classKind: ClassKind
     abstract override val superTypeRefs: List<FirTypeRef>

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirCallableDeclaration.kt

@@ -22,6 +22,7 @@ interface FirCallableDeclaration<F : FirCallableDeclaration<F>> : FirTypedDeclar
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     override val returnTypeRef: FirTypeRef
     val receiverTypeRef: FirTypeRef?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirCallableMemberDeclaration.kt

@@ -22,6 +22,7 @@ interface FirCallableMemberDeclaration<F : FirCallableMemberDeclaration<F>> : Fi
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     override val returnTypeRef: FirTypeRef
     override val receiverTypeRef: FirTypeRef?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirClass.kt

@@ -25,6 +25,7 @@ interface FirClass<F : FirClass<F>> : FirClassLikeDeclaration<F>, FirStatement,
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val typeParameters: List<FirTypeParameterRef>
     override val symbol: FirClassSymbol<F>
     val classKind: ClassKind

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirClassLikeDeclaration.kt

@@ -22,6 +22,7 @@ interface FirClassLikeDeclaration<F : FirClassLikeDeclaration<F>> : FirDeclarati
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     override val symbol: FirClassLikeSymbol<F>
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirConstructor.kt

@@ -26,6 +26,7 @@ abstract class FirConstructor : FirPureAbstractElement(), FirFunction<FirConstru
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val typeParameters: List<FirTypeParameterRef>

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirDeclaration.kt

@@ -19,6 +19,7 @@ interface FirDeclaration : FirElement {
     override val source: FirSourceElement?
     val session: FirSession
     val resolvePhase: FirResolvePhase
+    val origin: FirDeclarationOrigin
 
     override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R = visitor.visitDeclaration(this, data)
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirEnumEntry.kt

@@ -25,6 +25,7 @@ abstract class FirEnumEntry : FirVariable<FirEnumEntry>(), FirCallableMemberDecl
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirErrorFunction.kt

@@ -26,6 +26,7 @@ abstract class FirErrorFunction : FirPureAbstractElement(), FirFunction<FirError
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val annotations: List<FirAnnotationCall>
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirField.kt

@@ -25,6 +25,7 @@ abstract class FirField : FirVariable<FirField>(), FirTypeParametersOwner, FirCa
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirFile.kt

@@ -23,6 +23,7 @@ abstract class FirFile : FirPureAbstractElement(), FirAnnotationContainer, FirDe
     abstract override val annotations: List<FirAnnotationCall>
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract val imports: List<FirImport>
     abstract val declarations: List<FirDeclaration>
     abstract val name: String

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirFunction.kt

@@ -26,6 +26,7 @@ interface FirFunction<F : FirFunction<F>> : FirCallableDeclaration<F>, FirTarget
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     override val returnTypeRef: FirTypeRef
     override val receiverTypeRef: FirTypeRef?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirMemberDeclaration.kt

@@ -20,6 +20,7 @@ interface FirMemberDeclaration : FirDeclaration, FirAnnotationContainer {
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     val typeParameters: List<FirTypeParameterRef>
     val status: FirDeclarationStatus

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirProperty.kt

@@ -27,6 +27,7 @@ abstract class FirProperty : FirVariable<FirProperty>(), FirTypeParametersOwner,
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirPropertyAccessor.kt

@@ -25,6 +25,7 @@ abstract class FirPropertyAccessor : FirPureAbstractElement(), FirFunction<FirPr
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val controlFlowGraphReference: FirControlFlowGraphReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirRegularClass.kt

@@ -26,6 +26,7 @@ abstract class FirRegularClass : FirPureAbstractElement(), FirMemberDeclaration,
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val annotations: List<FirAnnotationCall>
     abstract override val typeParameters: List<FirTypeParameterRef>
     abstract override val status: FirDeclarationStatus

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirSealedClass.kt

@@ -26,6 +26,7 @@ abstract class FirSealedClass : FirRegularClass() {
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val annotations: List<FirAnnotationCall>
     abstract override val typeParameters: List<FirTypeParameterRef>
     abstract override val status: FirDeclarationStatus

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirSimpleFunction.kt

@@ -27,6 +27,7 @@ abstract class FirSimpleFunction : FirPureAbstractElement(), FirFunction<FirSimp
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val controlFlowGraphReference: FirControlFlowGraphReference

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirTypeAlias.kt

@@ -23,6 +23,7 @@ abstract class FirTypeAlias : FirPureAbstractElement(), FirClassLikeDeclaration<
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val status: FirDeclarationStatus
     abstract override val typeParameters: List<FirTypeParameter>
     abstract val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirTypeParameter.kt

@@ -26,6 +26,7 @@ abstract class FirTypeParameter : FirPureAbstractElement(), FirTypeParameterRef,
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract val name: Name
     abstract override val symbol: FirTypeParameterSymbol
     abstract val variance: Variance

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirTypedDeclaration.kt

@@ -21,6 +21,7 @@ interface FirTypedDeclaration : FirDeclaration, FirAnnotationContainer {
     override val source: FirSourceElement?
     override val session: FirSession
     override val resolvePhase: FirResolvePhase
+    override val origin: FirDeclarationOrigin
     override val annotations: List<FirAnnotationCall>
     val returnTypeRef: FirTypeRef
 

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirValueParameter.kt

@@ -24,6 +24,7 @@ abstract class FirValueParameter : FirVariable<FirValueParameter>() {
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract override val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/FirVariable.kt

@@ -26,6 +26,7 @@ abstract class FirVariable<F : FirVariable<F>> : FirPureAbstractElement(), FirCa
     abstract override val source: FirSourceElement?
     abstract override val session: FirSession
     abstract override val resolvePhase: FirResolvePhase
+    abstract override val origin: FirDeclarationOrigin
     abstract override val returnTypeRef: FirTypeRef
     abstract override val receiverTypeRef: FirTypeRef?
     abstract val name: Name

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/AbstractFirRegularClassBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -34,6 +35,7 @@ interface AbstractFirRegularClassBuilder : FirClassBuilder, FirTypeParameterRefs
     abstract override var source: FirSourceElement?
     abstract override val annotations: MutableList<FirAnnotationCall>
     abstract override var session: FirSession
+    abstract override var origin: FirDeclarationOrigin
     abstract override val typeParameters: MutableList<FirTypeParameterRef>
     abstract override var classKind: ClassKind
     abstract override val superTypeRefs: MutableList<FirTypeRef>

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirAbstractConstructorBuilder.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -33,6 +34,7 @@ interface FirAbstractConstructorBuilder : FirFunctionBuilder {
     abstract override var source: FirSourceElement?
     abstract override val annotations: MutableList<FirAnnotationCall>
     abstract override var session: FirSession
+    abstract override var origin: FirDeclarationOrigin
     abstract override var returnTypeRef: FirTypeRef
     abstract override val valueParameters: MutableList<FirValueParameter>
     abstract override var body: FirBlock?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirAnonymousFunctionBuilder.kt

@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -37,6 +38,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 class FirAnonymousFunctionBuilder : FirFunctionBuilder, FirAnnotationContainerBuilder, FirExpressionBuilder {
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
+    override lateinit var origin: FirDeclarationOrigin
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
     override lateinit var returnTypeRef: FirTypeRef
     var receiverTypeRef: FirTypeRef? = null
@@ -54,6 +56,7 @@ class FirAnonymousFunctionBuilder : FirFunctionBuilder, FirAnnotationContainerBu
         return FirAnonymousFunctionImpl(
             source,
             session,
+            origin,
             annotations,
             returnTypeRef,
             receiverTypeRef,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirAnonymousInitializerBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousInitializer
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.impl.FirAnonymousInitializerImpl
 import org.jetbrains.kotlin.fir.expressions.FirBlock
@@ -28,6 +29,7 @@ class FirAnonymousInitializerBuilder {
     var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     var body: FirBlock? = null
     var symbol: FirAnonymousInitializerSymbol = FirAnonymousInitializerSymbol()
 
@@ -36,6 +38,7 @@ class FirAnonymousInitializerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             body,
             symbol,
         )

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirAnonymousObjectBuilder.kt

@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.declarations.builder.FirClassBuilder
@@ -37,6 +38,7 @@ class FirAnonymousObjectBuilder : FirClassBuilder, FirAnnotationContainerBuilder
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
     override lateinit var classKind: ClassKind
     override val superTypeRefs: MutableList<FirTypeRef> = mutableListOf()
@@ -51,6 +53,7 @@ class FirAnonymousObjectBuilder : FirClassBuilder, FirAnnotationContainerBuilder
             source,
             session,
             resolvePhase,
+            origin,
             typeParameters,
             classKind,
             superTypeRefs,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirClassBuilder.kt

@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirClass
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.expressions.FirAnnotationCall
 import org.jetbrains.kotlin.fir.scopes.FirScopeProvider
@@ -28,6 +29,7 @@ interface FirClassBuilder : FirAnnotationContainerBuilder {
     abstract override var source: FirSourceElement?
     abstract override val annotations: MutableList<FirAnnotationCall>
     abstract var session: FirSession
+    abstract var origin: FirDeclarationOrigin
     abstract val typeParameters: MutableList<FirTypeParameterRef>
     abstract var classKind: ClassKind
     abstract val superTypeRefs: MutableList<FirTypeRef>

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirClassImplBuilder.kt

@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -37,6 +38,7 @@ open class FirClassImplBuilder : AbstractFirRegularClassBuilder, FirAnnotationCo
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     override var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
     override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
     override lateinit var status: FirDeclarationStatus
@@ -53,6 +55,7 @@ open class FirClassImplBuilder : AbstractFirRegularClassBuilder, FirAnnotationCo
             source,
             session,
             resolvePhase,
+            origin,
             annotations,
             typeParameters,
             status,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirConstructorBuilder.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -37,6 +38,7 @@ open class FirConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotationC
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     override var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override lateinit var returnTypeRef: FirTypeRef
     override var receiverTypeRef: FirTypeRef? = null
     override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
@@ -53,6 +55,7 @@ open class FirConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotationC
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             receiverTypeRef,
             typeParameters,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirDefaultSetterValueParameterBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -32,6 +33,7 @@ class FirDefaultSetterValueParameterBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     lateinit var returnTypeRef: FirTypeRef
     var receiverTypeRef: FirTypeRef? = null
     lateinit var symbol: FirVariableSymbol<FirValueParameter>
@@ -53,6 +55,7 @@ class FirDefaultSetterValueParameterBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             receiverTypeRef,
             symbol,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirEnumEntryBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -35,6 +36,7 @@ class FirEnumEntryBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     lateinit var returnTypeRef: FirTypeRef
     lateinit var name: Name
     lateinit var symbol: FirVariableSymbol<FirEnumEntry>
@@ -49,6 +51,7 @@ class FirEnumEntryBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             name,
             symbol,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirErrorFunctionBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirErrorFunction
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -35,6 +36,7 @@ class FirErrorFunctionBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
     val valueParameters: MutableList<FirValueParameter> = mutableListOf()
     lateinit var diagnostic: ConeDiagnostic
@@ -46,6 +48,7 @@ class FirErrorFunctionBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             annotations,
             valueParameters,
             diagnostic,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirFieldBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirField
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -35,6 +36,7 @@ open class FirFieldBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     open lateinit var session: FirSession
     open var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    open lateinit var origin: FirDeclarationOrigin
     open lateinit var returnTypeRef: FirTypeRef
     open lateinit var name: Name
     open lateinit var symbol: FirVariableSymbol<FirField>
@@ -49,6 +51,7 @@ open class FirFieldBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             name,
             symbol,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirFileBuilder.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirFile
 import org.jetbrains.kotlin.fir.declarations.FirImport
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -30,6 +31,7 @@ class FirFileBuilder : FirAnnotationContainerBuilder {
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     val imports: MutableList<FirImport> = mutableListOf()
     val declarations: MutableList<FirDeclaration> = mutableListOf()
     lateinit var name: String
@@ -41,6 +43,7 @@ class FirFileBuilder : FirAnnotationContainerBuilder {
             annotations,
             session,
             resolvePhase,
+            origin,
             imports,
             declarations,
             name,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirFunctionBuilder.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirFunction
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
 import org.jetbrains.kotlin.fir.expressions.FirAnnotationCall
@@ -26,6 +27,7 @@ interface FirFunctionBuilder : FirAnnotationContainerBuilder {
     abstract override var source: FirSourceElement?
     abstract override val annotations: MutableList<FirAnnotationCall>
     abstract var session: FirSession
+    abstract var origin: FirDeclarationOrigin
     abstract var returnTypeRef: FirTypeRef
     abstract val valueParameters: MutableList<FirValueParameter>
     abstract var body: FirBlock?

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirPrimaryConstructorBuilder.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -37,6 +38,7 @@ class FirPrimaryConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotatio
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     override var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override lateinit var returnTypeRef: FirTypeRef
     override var receiverTypeRef: FirTypeRef? = null
     override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
@@ -53,6 +55,7 @@ class FirPrimaryConstructorBuilder : FirAbstractConstructorBuilder, FirAnnotatio
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             receiverTypeRef,
             typeParameters,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirPropertyAccessorBuilder.kt

@@ -14,6 +14,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -39,6 +40,7 @@ class FirPropertyAccessorBuilder : FirFunctionBuilder, FirAnnotationContainerBui
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override lateinit var returnTypeRef: FirTypeRef
     override val valueParameters: MutableList<FirValueParameter> = mutableListOf()
     override var body: FirBlock? = null
@@ -55,6 +57,7 @@ class FirPropertyAccessorBuilder : FirFunctionBuilder, FirAnnotationContainerBui
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             valueParameters,
             body,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirPropertyBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirProperty
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -39,6 +40,7 @@ class FirPropertyBuilder : FirTypeParametersOwnerBuilder, FirAnnotationContainer
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     lateinit var returnTypeRef: FirTypeRef
     var receiverTypeRef: FirTypeRef? = null
     lateinit var name: Name
@@ -60,6 +62,7 @@ class FirPropertyBuilder : FirTypeParametersOwnerBuilder, FirAnnotationContainer
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             receiverTypeRef,
             name,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirSealedClassBuilder.kt

@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -39,6 +40,7 @@ class FirSealedClassBuilder : AbstractFirRegularClassBuilder, FirAnnotationConta
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     override var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
     override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
     override lateinit var status: FirDeclarationStatus
@@ -56,6 +58,7 @@ class FirSealedClassBuilder : AbstractFirRegularClassBuilder, FirAnnotationConta
             source,
             session,
             resolvePhase,
+            origin,
             annotations,
             typeParameters,
             status,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirSimpleFunctionBuilder.kt

@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
@@ -41,6 +42,7 @@ open class FirSimpleFunctionBuilder : FirFunctionBuilder, FirTypeParametersOwner
     override var source: FirSourceElement? = null
     override lateinit var session: FirSession
     open var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    override lateinit var origin: FirDeclarationOrigin
     override lateinit var returnTypeRef: FirTypeRef
     open var receiverTypeRef: FirTypeRef? = null
     override val valueParameters: MutableList<FirValueParameter> = mutableListOf()
@@ -59,6 +61,7 @@ open class FirSimpleFunctionBuilder : FirFunctionBuilder, FirTypeParametersOwner
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             receiverTypeRef,
             valueParameters,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirTypeAliasBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeAlias
@@ -32,6 +33,7 @@ class FirTypeAliasBuilder : FirTypeParametersOwnerBuilder, FirAnnotationContaine
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     lateinit var status: FirDeclarationStatus
     override val typeParameters: MutableList<FirTypeParameter> = mutableListOf()
     lateinit var name: Name
@@ -44,6 +46,7 @@ class FirTypeAliasBuilder : FirTypeParametersOwnerBuilder, FirAnnotationContaine
             source,
             session,
             resolvePhase,
+            origin,
             status,
             typeParameters,
             name,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirTypeParameterBuilder.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.impl.FirTypeParameterImpl
@@ -30,6 +31,7 @@ class FirTypeParameterBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     lateinit var session: FirSession
     var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    lateinit var origin: FirDeclarationOrigin
     lateinit var name: Name
     lateinit var symbol: FirTypeParameterSymbol
     lateinit var variance: Variance
@@ -42,6 +44,7 @@ class FirTypeParameterBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             name,
             symbol,
             variance,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/builder/FirValueParameterBuilder.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -33,6 +34,7 @@ open class FirValueParameterBuilder : FirAnnotationContainerBuilder {
     override var source: FirSourceElement? = null
     open lateinit var session: FirSession
     open var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
+    open lateinit var origin: FirDeclarationOrigin
     open lateinit var returnTypeRef: FirTypeRef
     open lateinit var name: Name
     open lateinit var symbol: FirVariableSymbol<FirValueParameter>
@@ -48,6 +50,7 @@ open class FirValueParameterBuilder : FirAnnotationContainerBuilder {
             source,
             session,
             resolvePhase,
+            origin,
             returnTypeRef,
             name,
             symbol,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirAnonymousFunctionImpl.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirLabel
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -28,6 +29,7 @@ import org.jetbrains.kotlin.fir.visitors.*
 internal class FirAnonymousFunctionImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
+    override val origin: FirDeclarationOrigin,
     override val annotations: MutableList<FirAnnotationCall>,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirAnonymousInitializerImpl.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousInitializer
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.expressions.FirBlock
 import org.jetbrains.kotlin.fir.references.FirControlFlowGraphReference
@@ -24,6 +25,7 @@ internal class FirAnonymousInitializerImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var body: FirBlock?,
     override val symbol: FirAnonymousInitializerSymbol,
 ) : FirAnonymousInitializer() {

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirAnonymousObjectImpl.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
 import org.jetbrains.kotlin.fir.expressions.FirAnnotationCall
@@ -29,6 +30,7 @@ internal class FirAnonymousObjectImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val typeParameters: MutableList<FirTypeParameterRef>,
     override val classKind: ClassKind,
     override val superTypeRefs: MutableList<FirTypeRef>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirClassImpl.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -31,6 +32,7 @@ internal class FirClassImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val annotations: MutableList<FirAnnotationCall>,
     override val typeParameters: MutableList<FirTypeParameterRef>,
     override var status: FirDeclarationStatus,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirConstructorImpl.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -31,6 +32,7 @@ internal class FirConstructorImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,
     override val typeParameters: MutableList<FirTypeParameterRef>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirDefaultSetterValueParameter.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -27,6 +28,7 @@ internal class FirDefaultSetterValueParameter(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,
     override val symbol: FirVariableSymbol<FirValueParameter>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirEnumEntryImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -30,6 +31,7 @@ internal class FirEnumEntryImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override val name: Name,
     override val symbol: FirVariableSymbol<FirEnumEntry>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirErrorFunctionImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirErrorFunction
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -30,6 +31,7 @@ internal class FirErrorFunctionImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val annotations: MutableList<FirAnnotationCall>,
     override val valueParameters: MutableList<FirValueParameter>,
     override val diagnostic: ConeDiagnostic,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirFieldImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirField
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -30,6 +31,7 @@ internal class FirFieldImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override val name: Name,
     override val symbol: FirVariableSymbol<FirField>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirFileImpl.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirFile
 import org.jetbrains.kotlin.fir.declarations.FirImport
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -25,6 +26,7 @@ internal class FirFileImpl(
     override val annotations: MutableList<FirAnnotationCall>,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val imports: MutableList<FirImport>,
     override val declarations: MutableList<FirDeclaration>,
     override val name: String,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirPrimaryConstructor.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -31,6 +32,7 @@ internal class FirPrimaryConstructor(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,
     override val typeParameters: MutableList<FirTypeParameterRef>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirPropertyAccessorImpl.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -32,6 +33,7 @@ open class FirPropertyAccessorImpl @FirImplementationDetail constructor(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override val valueParameters: MutableList<FirValueParameter>,
     override var body: FirBlock?,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirPropertyImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirProperty
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -33,6 +34,7 @@ internal class FirPropertyImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,
     override val name: Name,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirSealedClassImpl.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -33,6 +34,7 @@ internal class FirSealedClassImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val annotations: MutableList<FirAnnotationCall>,
     override val typeParameters: MutableList<FirTypeParameterRef>,
     override var status: FirDeclarationStatus,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirSimpleFunctionImpl.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirSimpleFunction
@@ -33,6 +34,7 @@ open class FirSimpleFunctionImpl @FirImplementationDetail constructor(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override var receiverTypeRef: FirTypeRef?,
     override val valueParameters: MutableList<FirValueParameter>,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirTypeAliasImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeAlias
@@ -26,6 +27,7 @@ internal class FirTypeAliasImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var status: FirDeclarationStatus,
     override val typeParameters: MutableList<FirTypeParameter>,
     override val name: Name,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirTypeParameterImpl.kt

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
 import org.jetbrains.kotlin.fir.expressions.FirAnnotationCall
@@ -25,6 +26,7 @@ internal class FirTypeParameterImpl(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override val name: Name,
     override val symbol: FirTypeParameterSymbol,
     override val variance: Variance,

compiler/fir/tree/gen/org/jetbrains/kotlin/fir/declarations/impl/FirValueParameterImpl.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
@@ -28,6 +29,7 @@ open class FirValueParameterImpl @FirImplementationDetail constructor(
     override val source: FirSourceElement?,
     override val session: FirSession,
     override var resolvePhase: FirResolvePhase,
+    override val origin: FirDeclarationOrigin,
     override var returnTypeRef: FirTypeRef,
     override val name: Name,
     override val symbol: FirVariableSymbol<FirValueParameter>,

compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/FirDeclarationOrigin.kt

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2010-2020 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.fir.declarations
+
+sealed class FirDeclarationOrigin {
+    object Source : FirDeclarationOrigin()
+    object Library : FirDeclarationOrigin()
+    object Java : FirDeclarationOrigin()
+    object Synthetic : FirDeclarationOrigin()
+    object SamConstructor : FirDeclarationOrigin()
+    object FakeOverride : FirDeclarationOrigin()
+    object Enhancement : FirDeclarationOrigin()
+
+    class Plugin(val marker: FirPluginMarker) : FirDeclarationOrigin()
+}
+
+abstract class FirPluginMarker

compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/impl/FirDefaultPropertyAccessor.kt

@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirValueParameter
 import org.jetbrains.kotlin.fir.declarations.builder.buildDefaultSetterValueParameter
@@ -27,6 +28,7 @@ import org.jetbrains.kotlin.name.Name
 abstract class FirDefaultPropertyAccessor(
     source: FirSourceElement?,
     session: FirSession,
+    origin: FirDeclarationOrigin,
     propertyTypeRef: FirTypeRef,
     valueParameters: MutableList<FirValueParameter>,
     isGetter: Boolean,
@@ -36,6 +38,7 @@ abstract class FirDefaultPropertyAccessor(
     source,
     session,
     resolvePhase = FirResolvePhase.RAW_FIR,
+    origin,
     propertyTypeRef,
     valueParameters,
     body = null,
@@ -56,14 +59,15 @@ abstract class FirDefaultPropertyAccessor(
         fun createGetterOrSetter(
             source: FirSourceElement?,
             session: FirSession,
+            origin: FirDeclarationOrigin,
             propertyTypeRef: FirTypeRef,
             visibility: Visibility,
             isGetter: Boolean
         ): FirDefaultPropertyAccessor {
             return if (isGetter) {
-                FirDefaultPropertyGetter(source, session, propertyTypeRef, visibility)
+                FirDefaultPropertyGetter(source, session, origin, propertyTypeRef, visibility)
             } else {
-                FirDefaultPropertySetter(source, session, propertyTypeRef, visibility)
+                FirDefaultPropertySetter(source, session, origin, propertyTypeRef, visibility)
             }
         }
     }
@@ -72,12 +76,14 @@ abstract class FirDefaultPropertyAccessor(
 class FirDefaultPropertyGetter(
     source: FirSourceElement?,
     session: FirSession,
+    origin: FirDeclarationOrigin,
     propertyTypeRef: FirTypeRef,
     visibility: Visibility,
     symbol: FirPropertyAccessorSymbol = FirPropertyAccessorSymbol()
 ) : FirDefaultPropertyAccessor(
     source,
     session,
+    origin,
     propertyTypeRef,
     valueParameters = mutableListOf(),
     isGetter = true,
@@ -88,12 +94,14 @@ class FirDefaultPropertyGetter(
 class FirDefaultPropertySetter(
     source: FirSourceElement?,
     session: FirSession,
+    origin: FirDeclarationOrigin,
     propertyTypeRef: FirTypeRef,
     visibility: Visibility,
     symbol: FirPropertyAccessorSymbol = FirPropertyAccessorSymbol()
 ) : FirDefaultPropertyAccessor(
     source,
     session,
+    origin,
     FirImplicitUnitTypeRef(source),
     valueParameters = mutableListOf(
         buildDefaultSetterValueParameter builder@{

compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/synthetic/FirSyntheticProperty.kt

@@ -39,6 +39,9 @@ class FirSyntheticProperty(
     override val source: FirSourceElement?
         get() = null
 
+    override val origin: FirDeclarationOrigin
+        get() = FirDeclarationOrigin.Synthetic
+
     override val initializer: FirExpression?
         get() = null
 

compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/synthetic/FirSyntheticPropertyAccessor.kt

@@ -30,6 +30,9 @@ class FirSyntheticPropertyAccessor(
     override val session: FirSession
         get() = delegate.session
 
+    override val origin: FirDeclarationOrigin
+        get() = FirDeclarationOrigin.Synthetic
+
     override val returnTypeRef: FirTypeRef
         get() = delegate.returnTypeRef
 

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/NodeConfigurator.kt

@@ -73,6 +73,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
         declaration.configure {
             +field("session", firSessionType)
             +field("resolvePhase", resolvePhaseType, withReplace = true).apply { isMutable = true }
+            +field("origin", declarationOriginType)
         }
 
         typedDeclaration.configure {

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/Types.kt

@@ -69,4 +69,5 @@ val coneDiagnosticType = generatedType("diagnostics", "ConeDiagnostic")
 val coneStubDiagnosticType = generatedType("diagnostics", "ConeStubDiagnostic")
 
 val dslBuilderAnnotationType = generatedType("builder", "FirBuilderDsl")
-val firImplementationDetailType = generatedType("FirImplementationDetail")
+val firImplementationDetailType = generatedType("FirImplementationDetail")
+val declarationOriginType = generatedType("declarations", "FirDeclarationOrigin")