JVM_IR: reorder lowerings

Some lowerings have to come before DefaultParameterInjector.

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmLower.kt

@@ -72,7 +72,7 @@ private val propertiesPhase = makeIrFilePhase<CommonBackendContext>(
     stickyPostconditions = setOf((PropertiesLowering)::checkNoProperties)
 )
 
-private val localDeclarationsPhase = makeIrFilePhase<CommonBackendContext>(
+internal val localDeclarationsPhase = makeIrFilePhase<CommonBackendContext>(
     { context ->
         LocalDeclarationsLowering(context, object : LocalNameProvider {
             override fun localName(declaration: IrDeclarationWithName): String =
@@ -95,7 +95,7 @@ private val defaultArgumentInjectorPhase = makeIrFilePhase(
     ::JvmDefaultParameterInjector,
     name = "DefaultParameterInjector",
     description = "Transform calls with default arguments into calls to stubs",
-    prerequisite = setOf(defaultArgumentStubPhase)
+    prerequisite = setOf(defaultArgumentStubPhase, callableReferencePhase)
 )
 
 private val innerClassesPhase = makeIrFilePhase(
@@ -131,8 +131,21 @@ private val jvmFilePhases =
 
         enumWhenPhase then
         singletonReferencesPhase then
+
         callableReferencePhase then
+        functionNVarargInvokePhase then
         localDeclarationsPhase then
+
+        singleAbstractMethodPhase then
+        addContinuationPhase then
+
+        jvmOverloadsAnnotationPhase then
+        jvmDefaultConstructorPhase then
+
+        flattenStringConcatenationPhase then
+        foldConstantLoweringPhase then
+        computeStringTrimPhase then
+
         defaultArgumentStubPhase then
         defaultArgumentInjectorPhase then
 
@@ -141,10 +154,6 @@ private val jvmFilePhases =
         interfaceSuperCallsPhase then
         interfaceDefaultCallsPhase then
 
-        singleAbstractMethodPhase then
-        addContinuationPhase then
-        functionNVarargInvokePhase then
-
         innerClassesPhase then
         innerClassConstructorCallsPhase then
         forLoopsPhase then
@@ -156,16 +165,11 @@ private val jvmFilePhases =
         makeInitializersPhase(JvmLoweredDeclarationOrigin.CLASS_STATIC_INITIALIZER, true) then
         collectionStubMethodLowering then
         bridgePhase then
-        jvmOverloadsAnnotationPhase then
-        jvmDefaultConstructorPhase then
         jvmStaticAnnotationPhase then
         staticDefaultFunctionPhase then
         syntheticAccessorPhase then
 
         toArrayPhase then
-        flattenStringConcatenationPhase then
-        foldConstantLoweringPhase then
-        computeStringTrimPhase then
         jvmBuiltinOptimizationLoweringPhase then
         additionalClassAnnotationPhase then
 

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/CallableReferenceLowering.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.backend.common.IrElementTransformerVoidWithContext
 import org.jetbrains.kotlin.backend.common.ir.copyTo
 import org.jetbrains.kotlin.backend.common.ir.createImplicitParameterDeclarationWithWrappedDescriptor
 import org.jetbrains.kotlin.backend.common.lower.createIrBuilder
+import org.jetbrains.kotlin.backend.common.lower.insertCallsToDefaultArgumentStubs
 import org.jetbrains.kotlin.backend.common.lower.irBlock
 import org.jetbrains.kotlin.backend.common.lower.irIfThen
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
@@ -18,6 +19,7 @@ import org.jetbrains.kotlin.backend.jvm.JvmLoweredDeclarationOrigin
 import org.jetbrains.kotlin.backend.jvm.codegen.isInlineFunctionCall
 import org.jetbrains.kotlin.backend.jvm.codegen.isInlineIrExpression
 import org.jetbrains.kotlin.backend.jvm.ir.isInlineParameter
+import org.jetbrains.kotlin.backend.jvm.localDeclarationsPhase
 import org.jetbrains.kotlin.builtins.functions.FunctionInvokeDescriptor
 import org.jetbrains.kotlin.codegen.PropertyReferenceCodegen
 import org.jetbrains.kotlin.descriptors.Modality

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmDefaultConstructorLowering.kt

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.backend.jvm.lower
 import org.jetbrains.kotlin.backend.common.ClassLoweringPass
 import org.jetbrains.kotlin.backend.common.ir.passTypeArgumentsFrom
 import org.jetbrains.kotlin.backend.common.lower.createIrBuilder
+import org.jetbrains.kotlin.backend.common.lower.insertCallsToDefaultArgumentStubs
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
 import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
 import org.jetbrains.kotlin.ir.builders.declarations.addConstructor

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmOverloadsAnnotationLowering.kt

@@ -7,21 +7,18 @@ package org.jetbrains.kotlin.backend.jvm.lower
 
 import org.jetbrains.kotlin.backend.common.ClassLoweringPass
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
-import org.jetbrains.kotlin.backend.common.deepCopyWithWrappedDescriptors
 import org.jetbrains.kotlin.backend.common.descriptors.WrappedClassConstructorDescriptor
 import org.jetbrains.kotlin.backend.common.descriptors.WrappedSimpleFunctionDescriptor
 import org.jetbrains.kotlin.backend.common.ir.copyTo
 import org.jetbrains.kotlin.backend.common.ir.copyTypeParametersFrom
+import org.jetbrains.kotlin.backend.common.lower.insertCallsToDefaultArgumentStubs
 import org.jetbrains.kotlin.backend.jvm.JvmBackendContext
 import org.jetbrains.kotlin.backend.jvm.JvmLoweredDeclarationOrigin
 import org.jetbrains.kotlin.ir.UNDEFINED_OFFSET
 import org.jetbrains.kotlin.ir.declarations.*
 import org.jetbrains.kotlin.ir.declarations.impl.IrConstructorImpl
 import org.jetbrains.kotlin.ir.declarations.impl.IrFunctionImpl
-import org.jetbrains.kotlin.ir.expressions.impl.IrCallImpl
-import org.jetbrains.kotlin.ir.expressions.impl.IrDelegatingConstructorCallImpl
-import org.jetbrains.kotlin.ir.expressions.impl.IrExpressionBodyImpl
-import org.jetbrains.kotlin.ir.expressions.impl.IrGetValueImpl
+import org.jetbrains.kotlin.ir.expressions.impl.*
 import org.jetbrains.kotlin.ir.symbols.impl.IrConstructorSymbolImpl
 import org.jetbrains.kotlin.ir.symbols.impl.IrSimpleFunctionSymbolImpl
 import org.jetbrains.kotlin.ir.util.deepCopyWithSymbols
@@ -104,9 +101,13 @@ private class JvmOverloadsAnnotationLowering(val context: JvmBackendContext) : C
 
         }
 
-        wrapperIrFunction.body = IrExpressionBodyImpl(
-            UNDEFINED_OFFSET, UNDEFINED_OFFSET, call
-        )
+        wrapperIrFunction.body = if (target is IrConstructor) {
+            IrBlockBodyImpl(UNDEFINED_OFFSET, UNDEFINED_OFFSET, listOf(call))
+        } else {
+            IrExpressionBodyImpl(
+                UNDEFINED_OFFSET, UNDEFINED_OFFSET, call
+            )
+        }
 
         return wrapperIrFunction
     }

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/SingleAbstractMethodLowering.kt

@@ -14,6 +14,7 @@ import org.jetbrains.kotlin.backend.common.lower.createIrBuilder
 import org.jetbrains.kotlin.backend.common.lower.irBlock
 import org.jetbrains.kotlin.backend.common.phaser.makeIrFilePhase
 import org.jetbrains.kotlin.backend.jvm.JvmLoweredDeclarationOrigin
+import org.jetbrains.kotlin.backend.jvm.localDeclarationsPhase
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.descriptors.Modality
 import org.jetbrains.kotlin.descriptors.Visibilities
@@ -36,7 +37,8 @@ import org.jetbrains.kotlin.util.OperatorNameConventions
 internal val singleAbstractMethodPhase = makeIrFilePhase(
     ::SingleAbstractMethodLowering,
     name = "SingleAbstractMethod",
-    description = "Replace SAM conversions with instances of interface-implementing classes"
+    description = "Replace SAM conversions with instances of interface-implementing classes",
+    prerequisite = setOf(localDeclarationsPhase)
 )
 
 class SingleAbstractMethodLowering(val context: CommonBackendContext) : ClassLoweringPass {