Serialize/deserialize IrFunctionExpression

compiler/ir/serialization.common/src/KotlinIr.proto

@@ -410,6 +410,11 @@ message IrWhile {
   required Loop loop = 1;
 }
 
+message IrFunctionExpression {
+  required IrFunction function = 1;
+  required IrStatementOrigin origin = 2;
+}
+
 /* ------ Dynamic expression --------------------------------------------- */
 
 message IrDynamicMemberExpression {
@@ -494,6 +499,7 @@ message IrOperation {
     IrDynamicOperatorExpression dynamic_operator = 30;
     IrLocalDelegatedPropertyReference local_delegated_property_reference = 31;
     IrConstructorCall constructor_call = 32;
+    IrFunctionExpression function_expression = 33;
   }
 }
 

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleDeserializer.kt

@@ -73,6 +73,7 @@ import org.jetbrains.kotlin.backend.common.serialization.proto.IrExpression as P
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrField as ProtoField
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction as ProtoFunction
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionBase as ProtoFunctionBase
+import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression as ProtoFunctionExpression
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionReference as ProtoFunctionReference
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrGetClass as ProtoGetClass
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrGetEnumValue as ProtoGetEnumValue
@@ -414,6 +415,17 @@ abstract class IrModuleDeserializer(
         return call
     }
 
+    private fun deserializeFunctionExpression(
+        functionExpression: ProtoFunctionExpression,
+        start: Int,
+        end: Int,
+        type: IrType
+    ) =
+        IrFunctionExpressionImpl(
+            start, end, type,
+            deserializeIrFunction(functionExpression.function),
+            deserializeIrStatementOrigin(functionExpression.origin)
+        )
 
     private fun deserializeFunctionReference(
         proto: ProtoFunctionReference,
@@ -813,72 +825,40 @@ abstract class IrModuleDeserializer(
 
     private fun deserializeOperation(proto: ProtoOperation, start: Int, end: Int, type: IrType): IrExpression =
         when (proto.operationCase!!) {
-            BLOCK
-            -> deserializeBlock(proto.block, start, end, type)
-            BREAK
-            -> deserializeBreak(proto.`break`, start, end, type)
-            CLASS_REFERENCE
-            -> deserializeClassReference(proto.classReference, start, end, type)
-            CALL
-            -> deserializeCall(proto.call, start, end, type)
-            COMPOSITE
-            -> deserializeComposite(proto.composite, start, end, type)
-            CONST
-            -> deserializeConst(proto.const, start, end, type)
-            CONTINUE
-            -> deserializeContinue(proto.`continue`, start, end, type)
-            DELEGATING_CONSTRUCTOR_CALL
-            -> deserializeDelegatingConstructorCall(proto.delegatingConstructorCall, start, end)
-            DO_WHILE
-            -> deserializeDoWhile(proto.doWhile, start, end, type)
-            ENUM_CONSTRUCTOR_CALL
-            -> deserializeEnumConstructorCall(proto.enumConstructorCall, start, end, type)
-            FUNCTION_REFERENCE
-            -> deserializeFunctionReference(proto.functionReference, start, end, type)
-            GET_ENUM_VALUE
-            -> deserializeGetEnumValue(proto.getEnumValue, start, end, type)
-            GET_CLASS
-            -> deserializeGetClass(proto.getClass, start, end, type)
-            GET_FIELD
-            -> deserializeGetField(proto.getField, start, end, type)
-            GET_OBJECT
-            -> deserializeGetObject(proto.getObject, start, end, type)
-            GET_VALUE
-            -> deserializeGetValue(proto.getValue, start, end, type)
-            LOCAL_DELEGATED_PROPERTY_REFERENCE
-            -> deserializeIrLocalDelegatedPropertyReference(proto.localDelegatedPropertyReference, start, end, type)
-            INSTANCE_INITIALIZER_CALL
-            -> deserializeInstanceInitializerCall(proto.instanceInitializerCall, start, end)
-            PROPERTY_REFERENCE
-            -> deserializePropertyReference(proto.propertyReference, start, end, type)
-            RETURN
-            -> deserializeReturn(proto.`return`, start, end, type)
-            SET_FIELD
-            -> deserializeSetField(proto.setField, start, end)
-            SET_VARIABLE
-            -> deserializeSetVariable(proto.setVariable, start, end)
-            STRING_CONCAT
-            -> deserializeStringConcat(proto.stringConcat, start, end, type)
-            THROW
-            -> deserializeThrow(proto.`throw`, start, end, type)
-            TRY
-            -> deserializeTry(proto.`try`, start, end, type)
-            TYPE_OP
-            -> deserializeTypeOp(proto.typeOp, start, end, type)
-            VARARG
-            -> deserializeVararg(proto.vararg, start, end, type)
-            WHEN
-            -> deserializeWhen(proto.`when`, start, end, type)
-            WHILE
-            -> deserializeWhile(proto.`while`, start, end, type)
-            DYNAMIC_MEMBER
-            -> deserializeDynamicMemberExpression(proto.dynamicMember, start, end, type)
-            DYNAMIC_OPERATOR
-            -> deserializeDynamicOperatorExpression(proto.dynamicOperator, start, end, type)
-            CONSTRUCTOR_CALL
-            -> deserializeConstructorCall(proto.constructorCall, start, end, type)
-            OPERATION_NOT_SET
-            -> error("Expression deserialization not implemented: ${proto.operationCase}")
+            BLOCK -> deserializeBlock(proto.block, start, end, type)
+            BREAK -> deserializeBreak(proto.`break`, start, end, type)
+            CLASS_REFERENCE -> deserializeClassReference(proto.classReference, start, end, type)
+            CALL -> deserializeCall(proto.call, start, end, type)
+            COMPOSITE -> deserializeComposite(proto.composite, start, end, type)
+            CONST -> deserializeConst(proto.const, start, end, type)
+            CONTINUE -> deserializeContinue(proto.`continue`, start, end, type)
+            DELEGATING_CONSTRUCTOR_CALL -> deserializeDelegatingConstructorCall(proto.delegatingConstructorCall, start, end)
+            DO_WHILE -> deserializeDoWhile(proto.doWhile, start, end, type)
+            ENUM_CONSTRUCTOR_CALL -> deserializeEnumConstructorCall(proto.enumConstructorCall, start, end, type)
+            FUNCTION_REFERENCE -> deserializeFunctionReference(proto.functionReference, start, end, type)
+            GET_ENUM_VALUE -> deserializeGetEnumValue(proto.getEnumValue, start, end, type)
+            GET_CLASS -> deserializeGetClass(proto.getClass, start, end, type)
+            GET_FIELD -> deserializeGetField(proto.getField, start, end, type)
+            GET_OBJECT -> deserializeGetObject(proto.getObject, start, end, type)
+            GET_VALUE -> deserializeGetValue(proto.getValue, start, end, type)
+            LOCAL_DELEGATED_PROPERTY_REFERENCE -> deserializeIrLocalDelegatedPropertyReference(proto.localDelegatedPropertyReference, start, end, type)
+            INSTANCE_INITIALIZER_CALL -> deserializeInstanceInitializerCall(proto.instanceInitializerCall, start, end)
+            PROPERTY_REFERENCE -> deserializePropertyReference(proto.propertyReference, start, end, type)
+            RETURN -> deserializeReturn(proto.`return`, start, end, type)
+            SET_FIELD -> deserializeSetField(proto.setField, start, end)
+            SET_VARIABLE -> deserializeSetVariable(proto.setVariable, start, end)
+            STRING_CONCAT -> deserializeStringConcat(proto.stringConcat, start, end, type)
+            THROW -> deserializeThrow(proto.`throw`, start, end, type)
+            TRY -> deserializeTry(proto.`try`, start, end, type)
+            TYPE_OP -> deserializeTypeOp(proto.typeOp, start, end, type)
+            VARARG -> deserializeVararg(proto.vararg, start, end, type)
+            WHEN -> deserializeWhen(proto.`when`, start, end, type)
+            WHILE -> deserializeWhile(proto.`while`, start, end, type)
+            DYNAMIC_MEMBER -> deserializeDynamicMemberExpression(proto.dynamicMember, start, end, type)
+            DYNAMIC_OPERATOR -> deserializeDynamicOperatorExpression(proto.dynamicOperator, start, end, type)
+            CONSTRUCTOR_CALL -> deserializeConstructorCall(proto.constructorCall, start, end, type)
+            FUNCTION_EXPRESSION -> deserializeFunctionExpression(proto.functionExpression, start, end, type)
+            OPERATION_NOT_SET -> error("Expression deserialization not implemented: ${proto.operationCase}")
         }
 
     private fun deserializeExpression(proto: ProtoExpression): IrExpression {

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/IrModuleSerializer.kt

@@ -65,6 +65,7 @@ import org.jetbrains.kotlin.backend.common.serialization.proto.IrFile as ProtoFi
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrField as ProtoField
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction as ProtoFunction
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionBase as ProtoFunctionBase
+import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression as ProtoFunctionExpression
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionReference as ProtoFunctionReference
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrGetClass as ProtoGetClass
 import org.jetbrains.kotlin.backend.common.serialization.proto.IrGetEnumValue as ProtoGetEnumValue
@@ -489,6 +490,12 @@ open class IrModuleSerializer(
             memberAccess = serializeMemberAccessCommon(call)
         }.build()
 
+    private fun serializeFunctionExpression(functionExpression: IrFunctionExpression): ProtoFunctionExpression =
+        ProtoFunctionExpression.newBuilder().apply {
+            function = serializeIrFunction(functionExpression.function)
+            origin = serializeIrStatementOrigin(functionExpression.origin)
+        }.build()
+
     private fun serializeFunctionReference(callable: IrFunctionReference): ProtoFunctionReference {
         val proto = ProtoFunctionReference.newBuilder()
             .setSymbol(serializeIrSymbol(callable.symbol))
@@ -867,42 +874,32 @@ open class IrModuleSerializer(
         when (expression) {
             is IrBlock -> operationProto.block = serializeBlock(expression)
             is IrBreak -> operationProto.`break` = serializeBreak(expression)
-            is IrClassReference
-            -> operationProto.classReference = serializeClassReference(expression)
+            is IrClassReference -> operationProto.classReference = serializeClassReference(expression)
             is IrCall -> operationProto.call = serializeCall(expression)
             is IrConstructorCall -> operationProto.constructorCall = serializeConstructorCall(expression)
             is IrComposite -> operationProto.composite = serializeComposite(expression)
             is IrConst<*> -> operationProto.const = serializeConst(expression)
             is IrContinue -> operationProto.`continue` = serializeContinue(expression)
-            is IrDelegatingConstructorCall
-            -> operationProto.delegatingConstructorCall = serializeDelegatingConstructorCall(expression)
+            is IrDelegatingConstructorCall -> operationProto.delegatingConstructorCall = serializeDelegatingConstructorCall(expression)
             is IrDoWhileLoop -> operationProto.doWhile = serializeDoWhile(expression)
-            is IrEnumConstructorCall
-            -> operationProto.enumConstructorCall = serializeEnumConstructorCall(expression)
-            is IrFunctionReference
-            -> operationProto.functionReference = serializeFunctionReference(expression)
+            is IrEnumConstructorCall -> operationProto.enumConstructorCall = serializeEnumConstructorCall(expression)
+            is IrFunctionExpression -> operationProto.functionExpression = serializeFunctionExpression(expression)
+            is IrFunctionReference -> operationProto.functionReference = serializeFunctionReference(expression)
             is IrGetClass -> operationProto.getClass = serializeGetClass(expression)
             is IrGetField -> operationProto.getField = serializeGetField(expression)
             is IrGetValue -> operationProto.getValue = serializeGetValue(expression)
-            is IrGetEnumValue
-            -> operationProto.getEnumValue = serializeGetEnumValue(expression)
-            is IrGetObjectValue
-            -> operationProto.getObject = serializeGetObject(expression)
-            is IrInstanceInitializerCall
-            -> operationProto.instanceInitializerCall = serializeInstanceInitializerCall(expression)
-            is IrLocalDelegatedPropertyReference
-            -> operationProto.localDelegatedPropertyReference = serializeIrLocalDelegatedPropertyReference(expression)
-            is IrPropertyReference
-            -> operationProto.propertyReference = serializePropertyReference(expression)
+            is IrGetEnumValue -> operationProto.getEnumValue = serializeGetEnumValue(expression)
+            is IrGetObjectValue -> operationProto.getObject = serializeGetObject(expression)
+            is IrInstanceInitializerCall -> operationProto.instanceInitializerCall = serializeInstanceInitializerCall(expression)
+            is IrLocalDelegatedPropertyReference -> operationProto.localDelegatedPropertyReference = serializeIrLocalDelegatedPropertyReference(expression)
+            is IrPropertyReference -> operationProto.propertyReference = serializePropertyReference(expression)
             is IrReturn -> operationProto.`return` = serializeReturn(expression)
             is IrSetField -> operationProto.setField = serializeSetField(expression)
             is IrSetVariable -> operationProto.setVariable = serializeSetVariable(expression)
-            is IrStringConcatenation
-            -> operationProto.stringConcat = serializeStringConcat(expression)
+            is IrStringConcatenation -> operationProto.stringConcat = serializeStringConcat(expression)
             is IrThrow -> operationProto.`throw` = serializeThrow(expression)
             is IrTry -> operationProto.`try` = serializeTry(expression)
-            is IrTypeOperatorCall
-            -> operationProto.typeOp = serializeTypeOp(expression)
+            is IrTypeOperatorCall -> operationProto.typeOp = serializeTypeOp(expression)
             is IrVararg -> operationProto.vararg = serializeVararg(expression)
             is IrWhen -> operationProto.`when` = serializeWhen(expression)
             is IrWhileLoop -> operationProto.`while` = serializeWhile(expression)

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/proto/IrFunctionExpression.java

@@ -0,0 +1,516 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: compiler/ir/serialization.common/src/KotlinIr.proto
+
+package org.jetbrains.kotlin.backend.common.serialization.proto;
+
+/**
+ * Protobuf type {@code org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression}
+ */
+public final class IrFunctionExpression extends
+    org.jetbrains.kotlin.protobuf.GeneratedMessageLite implements
+    // @@protoc_insertion_point(message_implements:org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression)
+    IrFunctionExpressionOrBuilder {
+  // Use IrFunctionExpression.newBuilder() to construct.
+  private IrFunctionExpression(org.jetbrains.kotlin.protobuf.GeneratedMessageLite.Builder builder) {
+    super(builder);
+    this.unknownFields = builder.getUnknownFields();
+  }
+  private IrFunctionExpression(boolean noInit) { this.unknownFields = org.jetbrains.kotlin.protobuf.ByteString.EMPTY;}
+
+  private static final IrFunctionExpression defaultInstance;
+  public static IrFunctionExpression getDefaultInstance() {
+    return defaultInstance;
+  }
+
+  public IrFunctionExpression getDefaultInstanceForType() {
+    return defaultInstance;
+  }
+
+  private final org.jetbrains.kotlin.protobuf.ByteString unknownFields;
+  private IrFunctionExpression(
+      org.jetbrains.kotlin.protobuf.CodedInputStream input,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+    initFields();
+    int mutable_bitField0_ = 0;
+    org.jetbrains.kotlin.protobuf.ByteString.Output unknownFieldsOutput =
+        org.jetbrains.kotlin.protobuf.ByteString.newOutput();
+    org.jetbrains.kotlin.protobuf.CodedOutputStream unknownFieldsCodedOutput =
+        org.jetbrains.kotlin.protobuf.CodedOutputStream.newInstance(
+            unknownFieldsOutput);
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          default: {
+            if (!parseUnknownField(input, unknownFieldsCodedOutput,
+                                   extensionRegistry, tag)) {
+              done = true;
+            }
+            break;
+          }
+          case 10: {
+            org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.Builder subBuilder = null;
+            if (((bitField0_ & 0x00000001) == 0x00000001)) {
+              subBuilder = function_.toBuilder();
+            }
+            function_ = input.readMessage(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.PARSER, extensionRegistry);
+            if (subBuilder != null) {
+              subBuilder.mergeFrom(function_);
+              function_ = subBuilder.buildPartial();
+            }
+            bitField0_ |= 0x00000001;
+            break;
+          }
+          case 18: {
+            org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.Builder subBuilder = null;
+            if (((bitField0_ & 0x00000002) == 0x00000002)) {
+              subBuilder = origin_.toBuilder();
+            }
+            origin_ = input.readMessage(org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.PARSER, extensionRegistry);
+            if (subBuilder != null) {
+              subBuilder.mergeFrom(origin_);
+              origin_ = subBuilder.buildPartial();
+            }
+            bitField0_ |= 0x00000002;
+            break;
+          }
+        }
+      }
+    } catch (org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException(
+          e.getMessage()).setUnfinishedMessage(this);
+    } finally {
+      try {
+        unknownFieldsCodedOutput.flush();
+      } catch (java.io.IOException e) {
+      // Should not happen
+      } finally {
+        unknownFields = unknownFieldsOutput.toByteString();
+      }
+      makeExtensionsImmutable();
+    }
+  }
+  public static org.jetbrains.kotlin.protobuf.Parser<IrFunctionExpression> PARSER =
+      new org.jetbrains.kotlin.protobuf.AbstractParser<IrFunctionExpression>() {
+    public IrFunctionExpression parsePartialFrom(
+        org.jetbrains.kotlin.protobuf.CodedInputStream input,
+        org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+      return new IrFunctionExpression(input, extensionRegistry);
+    }
+  };
+
+  @java.lang.Override
+  public org.jetbrains.kotlin.protobuf.Parser<IrFunctionExpression> getParserForType() {
+    return PARSER;
+  }
+
+  private int bitField0_;
+  public static final int FUNCTION_FIELD_NUMBER = 1;
+  private org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function_;
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+   */
+  public boolean hasFunction() {
+    return ((bitField0_ & 0x00000001) == 0x00000001);
+  }
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+   */
+  public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction getFunction() {
+    return function_;
+  }
+
+  public static final int ORIGIN_FIELD_NUMBER = 2;
+  private org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin_;
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+   */
+  public boolean hasOrigin() {
+    return ((bitField0_ & 0x00000002) == 0x00000002);
+  }
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+   */
+  public org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin getOrigin() {
+    return origin_;
+  }
+
+  private void initFields() {
+    function_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.getDefaultInstance();
+    origin_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.getDefaultInstance();
+  }
+  private byte memoizedIsInitialized = -1;
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    if (!hasFunction()) {
+      memoizedIsInitialized = 0;
+      return false;
+    }
+    if (!hasOrigin()) {
+      memoizedIsInitialized = 0;
+      return false;
+    }
+    if (!getFunction().isInitialized()) {
+      memoizedIsInitialized = 0;
+      return false;
+    }
+    if (!getOrigin().isInitialized()) {
+      memoizedIsInitialized = 0;
+      return false;
+    }
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  public void writeTo(org.jetbrains.kotlin.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    getSerializedSize();
+    if (((bitField0_ & 0x00000001) == 0x00000001)) {
+      output.writeMessage(1, function_);
+    }
+    if (((bitField0_ & 0x00000002) == 0x00000002)) {
+      output.writeMessage(2, origin_);
+    }
+    output.writeRawBytes(unknownFields);
+  }
+
+  private int memoizedSerializedSize = -1;
+  public int getSerializedSize() {
+    int size = memoizedSerializedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (((bitField0_ & 0x00000001) == 0x00000001)) {
+      size += org.jetbrains.kotlin.protobuf.CodedOutputStream
+        .computeMessageSize(1, function_);
+    }
+    if (((bitField0_ & 0x00000002) == 0x00000002)) {
+      size += org.jetbrains.kotlin.protobuf.CodedOutputStream
+        .computeMessageSize(2, origin_);
+    }
+    size += unknownFields.size();
+    memoizedSerializedSize = size;
+    return size;
+  }
+
+  private static final long serialVersionUID = 0L;
+  @java.lang.Override
+  protected java.lang.Object writeReplace()
+      throws java.io.ObjectStreamException {
+    return super.writeReplace();
+  }
+
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      org.jetbrains.kotlin.protobuf.ByteString data)
+      throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      org.jetbrains.kotlin.protobuf.ByteString data,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(byte[] data)
+      throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      byte[] data,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return PARSER.parseFrom(input);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      java.io.InputStream input,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return PARSER.parseFrom(input, extensionRegistry);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return PARSER.parseDelimitedFrom(input);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseDelimitedFrom(
+      java.io.InputStream input,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return PARSER.parseDelimitedFrom(input, extensionRegistry);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      org.jetbrains.kotlin.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return PARSER.parseFrom(input);
+  }
+  public static org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parseFrom(
+      org.jetbrains.kotlin.protobuf.CodedInputStream input,
+      org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return PARSER.parseFrom(input, extensionRegistry);
+  }
+
+  public static Builder newBuilder() { return Builder.create(); }
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression prototype) {
+    return newBuilder().mergeFrom(prototype);
+  }
+  public Builder toBuilder() { return newBuilder(this); }
+
+  /**
+   * Protobuf type {@code org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression}
+   */
+  public static final class Builder extends
+      org.jetbrains.kotlin.protobuf.GeneratedMessageLite.Builder<
+        org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression, Builder>
+      implements
+      // @@protoc_insertion_point(builder_implements:org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression)
+      org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpressionOrBuilder {
+    // Construct using org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private void maybeForceBuilderInitialization() {
+    }
+    private static Builder create() {
+      return new Builder();
+    }
+
+    public Builder clear() {
+      super.clear();
+      function_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.getDefaultInstance();
+      bitField0_ = (bitField0_ & ~0x00000001);
+      origin_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.getDefaultInstance();
+      bitField0_ = (bitField0_ & ~0x00000002);
+      return this;
+    }
+
+    public Builder clone() {
+      return create().mergeFrom(buildPartial());
+    }
+
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression getDefaultInstanceForType() {
+      return org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.getDefaultInstance();
+    }
+
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression build() {
+      org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression buildPartial() {
+      org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression result = new org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression(this);
+      int from_bitField0_ = bitField0_;
+      int to_bitField0_ = 0;
+      if (((from_bitField0_ & 0x00000001) == 0x00000001)) {
+        to_bitField0_ |= 0x00000001;
+      }
+      result.function_ = function_;
+      if (((from_bitField0_ & 0x00000002) == 0x00000002)) {
+        to_bitField0_ |= 0x00000002;
+      }
+      result.origin_ = origin_;
+      result.bitField0_ = to_bitField0_;
+      return result;
+    }
+
+    public Builder mergeFrom(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression other) {
+      if (other == org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.getDefaultInstance()) return this;
+      if (other.hasFunction()) {
+        mergeFunction(other.getFunction());
+      }
+      if (other.hasOrigin()) {
+        mergeOrigin(other.getOrigin());
+      }
+      setUnknownFields(
+          getUnknownFields().concat(other.unknownFields));
+      return this;
+    }
+
+    public final boolean isInitialized() {
+      if (!hasFunction()) {
+        
+        return false;
+      }
+      if (!hasOrigin()) {
+        
+        return false;
+      }
+      if (!getFunction().isInitialized()) {
+        
+        return false;
+      }
+      if (!getOrigin().isInitialized()) {
+        
+        return false;
+      }
+      return true;
+    }
+
+    public Builder mergeFrom(
+        org.jetbrains.kotlin.protobuf.CodedInputStream input,
+        org.jetbrains.kotlin.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage = (org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) e.getUnfinishedMessage();
+        throw e;
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+    private int bitField0_;
+
+    private org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.getDefaultInstance();
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public boolean hasFunction() {
+      return ((bitField0_ & 0x00000001) == 0x00000001);
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction getFunction() {
+      return function_;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public Builder setFunction(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      function_ = value;
+
+      bitField0_ |= 0x00000001;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public Builder setFunction(
+        org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.Builder builderForValue) {
+      function_ = builderForValue.build();
+
+      bitField0_ |= 0x00000001;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public Builder mergeFunction(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction value) {
+      if (((bitField0_ & 0x00000001) == 0x00000001) &&
+          function_ != org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.getDefaultInstance()) {
+        function_ =
+          org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.newBuilder(function_).mergeFrom(value).buildPartial();
+      } else {
+        function_ = value;
+      }
+
+      bitField0_ |= 0x00000001;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+     */
+    public Builder clearFunction() {
+      function_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction.getDefaultInstance();
+
+      bitField0_ = (bitField0_ & ~0x00000001);
+      return this;
+    }
+
+    private org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.getDefaultInstance();
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public boolean hasOrigin() {
+      return ((bitField0_ & 0x00000002) == 0x00000002);
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin getOrigin() {
+      return origin_;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public Builder setOrigin(org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      origin_ = value;
+
+      bitField0_ |= 0x00000002;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public Builder setOrigin(
+        org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.Builder builderForValue) {
+      origin_ = builderForValue.build();
+
+      bitField0_ |= 0x00000002;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public Builder mergeOrigin(org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin value) {
+      if (((bitField0_ & 0x00000002) == 0x00000002) &&
+          origin_ != org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.getDefaultInstance()) {
+        origin_ =
+          org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.newBuilder(origin_).mergeFrom(value).buildPartial();
+      } else {
+        origin_ = value;
+      }
+
+      bitField0_ |= 0x00000002;
+      return this;
+    }
+    /**
+     * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+     */
+    public Builder clearOrigin() {
+      origin_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin.getDefaultInstance();
+
+      bitField0_ = (bitField0_ & ~0x00000002);
+      return this;
+    }
+
+    // @@protoc_insertion_point(builder_scope:org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression)
+  }
+
+  static {
+    defaultInstance = new IrFunctionExpression(true);
+    defaultInstance.initFields();
+  }
+
+  // @@protoc_insertion_point(class_scope:org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression)
+}

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/proto/IrFunctionExpressionOrBuilder.java

@@ -0,0 +1,27 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: compiler/ir/serialization.common/src/KotlinIr.proto
+
+package org.jetbrains.kotlin.backend.common.serialization.proto;
+
+public interface IrFunctionExpressionOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression)
+    org.jetbrains.kotlin.protobuf.MessageLiteOrBuilder {
+
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+   */
+  boolean hasFunction();
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction function = 1;</code>
+   */
+  org.jetbrains.kotlin.backend.common.serialization.proto.IrFunction getFunction();
+
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+   */
+  boolean hasOrigin();
+  /**
+   * <code>required .org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin origin = 2;</code>
+   */
+  org.jetbrains.kotlin.backend.common.serialization.proto.IrStatementOrigin getOrigin();
+}

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/proto/IrOperation.java

@@ -38,6 +38,7 @@ public final class IrOperation extends
       throws org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException {
     initFields();
     int mutable_bitField0_ = 0;
+    int mutable_bitField1_ = 0;
     org.jetbrains.kotlin.protobuf.ByteString.Output unknownFieldsOutput =
         org.jetbrains.kotlin.protobuf.ByteString.newOutput();
     org.jetbrains.kotlin.protobuf.CodedOutputStream unknownFieldsCodedOutput =
@@ -474,6 +475,19 @@ public final class IrOperation extends
             operationCase_ = 32;
             break;
           }
+          case 266: {
+            org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.Builder subBuilder = null;
+            if (operationCase_ == 33) {
+              subBuilder = ((org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_).toBuilder();
+            }
+            operation_ = input.readMessage(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.PARSER, extensionRegistry);
+            if (subBuilder != null) {
+              subBuilder.mergeFrom((org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_);
+              operation_ = subBuilder.buildPartial();
+            }
+            operationCase_ = 33;
+            break;
+          }
         }
       }
     } catch (org.jetbrains.kotlin.protobuf.InvalidProtocolBufferException e) {
@@ -508,6 +522,7 @@ public final class IrOperation extends
   }
 
   private int bitField0_;
+  private int bitField1_;
   private int operationCase_ = 0;
   private java.lang.Object operation_;
   public enum OperationCase
@@ -544,6 +559,7 @@ public final class IrOperation extends
     DYNAMIC_OPERATOR(30),
     LOCAL_DELEGATED_PROPERTY_REFERENCE(31),
     CONSTRUCTOR_CALL(32),
+    FUNCTION_EXPRESSION(33),
     OPERATION_NOT_SET(0);
     private int value = 0;
     private OperationCase(int value) {
@@ -583,6 +599,7 @@ public final class IrOperation extends
         case 30: return DYNAMIC_OPERATOR;
         case 31: return LOCAL_DELEGATED_PROPERTY_REFERENCE;
         case 32: return CONSTRUCTOR_CALL;
+        case 33: return FUNCTION_EXPRESSION;
         case 0: return OPERATION_NOT_SET;
         default: throw new java.lang.IllegalArgumentException(
           "Value is undefined for this oneof enum.");
@@ -1143,6 +1160,23 @@ public final class IrOperation extends
     return org.jetbrains.kotlin.backend.common.serialization.proto.IrConstructorCall.getDefaultInstance();
   }
 
+  public static final int FUNCTION_EXPRESSION_FIELD_NUMBER = 33;
+  /**
+   * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+   */
+  public boolean hasFunctionExpression() {
+    return operationCase_ == 33;
+  }
+  /**
+   * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+   */
+  public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression getFunctionExpression() {
+    if (operationCase_ == 33) {
+       return (org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_;
+    }
+    return org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.getDefaultInstance();
+  }
+
   private void initFields() {
   }
   private byte memoizedIsInitialized = -1;
@@ -1343,6 +1377,12 @@ public final class IrOperation extends
         return false;
       }
     }
+    if (hasFunctionExpression()) {
+      if (!getFunctionExpression().isInitialized()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+    }
     memoizedIsInitialized = 1;
     return true;
   }
@@ -1446,6 +1486,9 @@ public final class IrOperation extends
     if (operationCase_ == 32) {
       output.writeMessage(32, (org.jetbrains.kotlin.backend.common.serialization.proto.IrConstructorCall) operation_);
     }
+    if (operationCase_ == 33) {
+      output.writeMessage(33, (org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_);
+    }
     output.writeRawBytes(unknownFields);
   }
 
@@ -1583,6 +1626,10 @@ public final class IrOperation extends
       size += org.jetbrains.kotlin.protobuf.CodedOutputStream
         .computeMessageSize(32, (org.jetbrains.kotlin.backend.common.serialization.proto.IrConstructorCall) operation_);
     }
+    if (operationCase_ == 33) {
+      size += org.jetbrains.kotlin.protobuf.CodedOutputStream
+        .computeMessageSize(33, (org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_);
+    }
     size += unknownFields.size();
     memoizedSerializedSize = size;
     return size;
@@ -1706,7 +1753,9 @@ public final class IrOperation extends
     public org.jetbrains.kotlin.backend.common.serialization.proto.IrOperation buildPartial() {
       org.jetbrains.kotlin.backend.common.serialization.proto.IrOperation result = new org.jetbrains.kotlin.backend.common.serialization.proto.IrOperation(this);
       int from_bitField0_ = bitField0_;
+      int from_bitField1_ = bitField1_;
       int to_bitField0_ = 0;
+      int to_bitField1_ = 0;
       if (operationCase_ == 1) {
         result.operation_ = operation_;
       }
@@ -1803,7 +1852,11 @@ public final class IrOperation extends
       if (operationCase_ == 32) {
         result.operation_ = operation_;
       }
+      if (operationCase_ == 33) {
+        result.operation_ = operation_;
+      }
       result.bitField0_ = to_bitField0_;
+      result.bitField1_ = to_bitField1_;
       result.operationCase_ = operationCase_;
       return result;
     }
@@ -1939,6 +1992,10 @@ public final class IrOperation extends
           mergeConstructorCall(other.getConstructorCall());
           break;
         }
+        case FUNCTION_EXPRESSION: {
+          mergeFunctionExpression(other.getFunctionExpression());
+          break;
+        }
         case OPERATION_NOT_SET: {
           break;
         }
@@ -2141,6 +2198,12 @@ public final class IrOperation extends
           return false;
         }
       }
+      if (hasFunctionExpression()) {
+        if (!getFunctionExpression().isInitialized()) {
+          
+          return false;
+        }
+      }
       return true;
     }
 
@@ -2176,6 +2239,7 @@ public final class IrOperation extends
     }
 
     private int bitField0_;
+    private int bitField1_;
 
     /**
      * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrBlock block = 1;</code>
@@ -4225,6 +4289,70 @@ public final class IrOperation extends
       return this;
     }
 
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public boolean hasFunctionExpression() {
+      return operationCase_ == 33;
+    }
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression getFunctionExpression() {
+      if (operationCase_ == 33) {
+        return (org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_;
+      }
+      return org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.getDefaultInstance();
+    }
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public Builder setFunctionExpression(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression value) {
+      if (value == null) {
+        throw new NullPointerException();
+      }
+      operation_ = value;
+
+      operationCase_ = 33;
+      return this;
+    }
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public Builder setFunctionExpression(
+        org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.Builder builderForValue) {
+      operation_ = builderForValue.build();
+
+      operationCase_ = 33;
+      return this;
+    }
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public Builder mergeFunctionExpression(org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression value) {
+      if (operationCase_ == 33 &&
+          operation_ != org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.getDefaultInstance()) {
+        operation_ = org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression.newBuilder((org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression) operation_)
+            .mergeFrom(value).buildPartial();
+      } else {
+        operation_ = value;
+      }
+
+      operationCase_ = 33;
+      return this;
+    }
+    /**
+     * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+     */
+    public Builder clearFunctionExpression() {
+      if (operationCase_ == 33) {
+        operationCase_ = 0;
+        operation_ = null;
+        
+      }
+      return this;
+    }
+
     // @@protoc_insertion_point(builder_scope:org.jetbrains.kotlin.backend.common.serialization.proto.IrOperation)
   }
 

compiler/ir/serialization.common/src/org/jetbrains/kotlin/backend/common/serialization/proto/IrOperationOrBuilder.java

@@ -294,4 +294,13 @@ public interface IrOperationOrBuilder extends
    * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrConstructorCall constructor_call = 32;</code>
    */
   org.jetbrains.kotlin.backend.common.serialization.proto.IrConstructorCall getConstructorCall();
+
+  /**
+   * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+   */
+  boolean hasFunctionExpression();
+  /**
+   * <code>optional .org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression function_expression = 33;</code>
+   */
+  org.jetbrains.kotlin.backend.common.serialization.proto.IrFunctionExpression getFunctionExpression();
 }