diff --git a/build.gradle.kts b/build.gradle.kts
index c611699287e..8db42d12a5b 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -242,6 +242,7 @@ extra["compilerModules"] = arrayOf(
     ":compiler:ir.psi2ir",
     ":compiler:ir.backend.common",
     ":compiler:backend.jvm",
+    ":compiler:backend.jvm:backend.jvm.entrypoint",
     ":compiler:backend.js",
     ":compiler:backend.wasm",
     ":compiler:ir.serialization.common",
diff --git a/compiler/cli/build.gradle.kts b/compiler/cli/build.gradle.kts
index cbe53c0babf..e9860cdf637 100644
--- a/compiler/cli/build.gradle.kts
+++ b/compiler/cli/build.gradle.kts
@@ -12,6 +12,7 @@ dependencies {
     compile(project(":compiler:backend-common"))
     compile(project(":compiler:backend"))
     compile(project(":compiler:backend.jvm"))
+    implementation(project(":compiler:backend.jvm:backend.jvm.entrypoint"))
     compile(project(":compiler:ir.backend.common"))
     compile(project(":compiler:light-classes"))
     compile(project(":compiler:serialization"))
diff --git a/compiler/fir/entrypoint/build.gradle.kts b/compiler/fir/entrypoint/build.gradle.kts
index b42e5b56867..7ee11956ab9 100644
--- a/compiler/fir/entrypoint/build.gradle.kts
+++ b/compiler/fir/entrypoint/build.gradle.kts
@@ -12,6 +12,9 @@ dependencies {
     api(project(":compiler:fir:fir2ir"))
     api(project(":compiler:fir:checkers"))
 
+    // TODO: do not use GeneratorExtensions in `FirAnalyzerFacade.convertToIr`, and make this an 'implementation' dependency.
+    api(project(":compiler:ir.psi2ir"))
+
     implementation(project(":compiler:fir:resolve"))
     implementation(project(":compiler:fir:fir2ir:jvm-backend"))
     implementation(project(":compiler:backend.jvm"))
diff --git a/compiler/fir/fir2ir/jvm-backend/build.gradle.kts b/compiler/fir/fir2ir/jvm-backend/build.gradle.kts
index f6d3f662e16..53a6239ec19 100644
--- a/compiler/fir/fir2ir/jvm-backend/build.gradle.kts
+++ b/compiler/fir/fir2ir/jvm-backend/build.gradle.kts
@@ -15,6 +15,7 @@ dependencies {
     compileOnly(project(":compiler:ir.tree"))
     compileOnly(project(":compiler:backend"))
     compileOnly(project(":compiler:backend.jvm"))
+    api(project(":compiler:ir.serialization.common"))
 
     compileOnly(intellijCoreDep()) { includeJars("intellij-core", "asm-all", rootProject = rootProject) }
 }
diff --git a/compiler/ir/backend.jvm/build.gradle.kts b/compiler/ir/backend.jvm/build.gradle.kts
index ba27156ec3f..1a1d5e670a0 100644
--- a/compiler/ir/backend.jvm/build.gradle.kts
+++ b/compiler/ir/backend.jvm/build.gradle.kts
@@ -7,9 +7,7 @@ dependencies {
     compile(project(":kotlin-annotations-jvm"))
     compile(project(":compiler:backend"))
     compile(project(":compiler:ir.tree"))
-    compile(project(":compiler:ir.psi2ir"))
     compile(project(":compiler:ir.backend.common"))
-    compile(project(":compiler:ir.serialization.jvm"))
     api(project(":compiler:backend.common.jvm"))
     compileOnly(project(":compiler:ir.tree.impl"))
     compileOnly(intellijCoreDep()) { includeJars("intellij-core", "asm-all", "guava", rootProject = rootProject) }
diff --git a/compiler/ir/backend.jvm/entrypoint/build.gradle.kts b/compiler/ir/backend.jvm/entrypoint/build.gradle.kts
new file mode 100644
index 00000000000..342afe05a7d
--- /dev/null
+++ b/compiler/ir/backend.jvm/entrypoint/build.gradle.kts
@@ -0,0 +1,19 @@
+plugins {
+    kotlin("jvm")
+    id("jps-compatible")
+}
+
+dependencies {
+    api(project(":compiler:ir.psi2ir"))
+    api(project(":compiler:backend.jvm"))
+    api(project(":compiler:ir.tree.impl"))
+    api(project(":compiler:ir.serialization.jvm"))
+    compileOnly(intellijCoreDep()) { includeJars("intellij-core", rootProject = rootProject) }
+}
+
+sourceSets {
+    "main" {
+        projectDefault()
+    }
+    "test" {}
+}
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmGeneratorExtensionsImpl.kt b/compiler/ir/backend.jvm/entrypoint/src/org/jetbrains/kotlin/backend/jvm/JvmGeneratorExtensionsImpl.kt
similarity index 100%
rename from compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmGeneratorExtensionsImpl.kt
rename to compiler/ir/backend.jvm/entrypoint/src/org/jetbrains/kotlin/backend/jvm/JvmGeneratorExtensionsImpl.kt
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt b/compiler/ir/backend.jvm/entrypoint/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt
similarity index 97%
rename from compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt
rename to compiler/ir/backend.jvm/entrypoint/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt
index 05b093700f7..4c31dd2e6eb 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt
+++ b/compiler/ir/backend.jvm/entrypoint/src/org/jetbrains/kotlin/backend/jvm/JvmIrCodegenFactory.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2021 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.
  */
 
@@ -32,7 +32,6 @@ import org.jetbrains.kotlin.ir.declarations.impl.IrFactoryImpl
 import org.jetbrains.kotlin.ir.descriptors.IrBuiltIns
 import org.jetbrains.kotlin.ir.descriptors.IrFunctionFactory
 import org.jetbrains.kotlin.ir.linkage.IrProvider
-import org.jetbrains.kotlin.ir.types.defaultType
 import org.jetbrains.kotlin.ir.util.*
 import org.jetbrains.kotlin.psi.KtFile
 import org.jetbrains.kotlin.psi2ir.Psi2IrConfiguration
@@ -178,10 +177,6 @@ class JvmIrCodegenFactory(private val phaseConfig: PhaseConfig) : CodegenFactory
         /* JvmBackendContext creates new unbound symbols, have to resolve them. */
         ExternalDependenciesGenerator(symbolTable, irProviders).generateUnboundSymbolsAsDependencies()
 
-        state.mapInlineClass = { descriptor ->
-            context.typeMapper.mapType(context.referenceClass(descriptor).defaultType)
-        }
-
         context.state.factory.registerSourceFiles(irModuleFragment.files.map(IrFile::getKtFile))
 
         JvmLower(context).lower(irModuleFragment)
diff --git a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmBackendContext.kt b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmBackendContext.kt
index 6a01c177248..8b9593bf902 100644
--- a/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmBackendContext.kt
+++ b/compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/JvmBackendContext.kt
@@ -37,6 +37,7 @@ import org.jetbrains.kotlin.ir.expressions.IrExpression
 import org.jetbrains.kotlin.ir.expressions.IrFunctionReference
 import org.jetbrains.kotlin.ir.symbols.*
 import org.jetbrains.kotlin.ir.types.IrType
+import org.jetbrains.kotlin.ir.types.defaultType
 import org.jetbrains.kotlin.ir.util.SymbolTable
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.resolve.jvm.JvmClassName
@@ -130,6 +131,12 @@ class JvmBackendContext(
 
     internal val continuationClassesVarsCountByType: MutableMap<IrAttributeContainer, Map<Type, Int>> = hashMapOf()
 
+    init {
+        state.mapInlineClass = { descriptor ->
+            typeMapper.mapType(referenceClass(descriptor).defaultType)
+        }
+    }
+
     internal fun referenceClass(descriptor: ClassDescriptor): IrClassSymbol =
         symbolTable.lazyWrapper.referenceClass(descriptor)
 
diff --git a/compiler/tests-common-new/build.gradle.kts b/compiler/tests-common-new/build.gradle.kts
index 52fe2b06003..94ebad7e0dc 100644
--- a/compiler/tests-common-new/build.gradle.kts
+++ b/compiler/tests-common-new/build.gradle.kts
@@ -9,6 +9,7 @@ dependencies {
     testApi(project(":compiler:fir:entrypoint"))
     testApi(project(":compiler:cli"))
     testImplementation(project(":compiler:ir.tree.impl"))
+    testImplementation(project(":compiler:backend.jvm:backend.jvm.entrypoint"))
     testImplementation(intellijCoreDep()) { includeJars("intellij-core") }
 
     testCompileOnly(project(":kotlin-reflect-api"))
diff --git a/compiler/tests-compiler-utils/build.gradle.kts b/compiler/tests-compiler-utils/build.gradle.kts
index b4f0990772d..396a2c9974c 100644
--- a/compiler/tests-compiler-utils/build.gradle.kts
+++ b/compiler/tests-compiler-utils/build.gradle.kts
@@ -23,6 +23,7 @@ dependencies {
     testCompile(project(":compiler:cli-js"))
     testCompile(project(":compiler:serialization"))
     testCompile(project(":compiler:fir:entrypoint"))
+    testCompile(project(":compiler:backend.jvm:backend.jvm.entrypoint"))
     testCompile(projectTests(":compiler:test-infrastructure-utils"))
     testCompile(project(":kotlin-preloader"))
     testCompile(commonDep("com.android.tools:r8"))
diff --git a/idea/build.gradle.kts b/idea/build.gradle.kts
index f86fdd2e425..7642bb97bc5 100644
--- a/idea/build.gradle.kts
+++ b/idea/build.gradle.kts
@@ -86,6 +86,7 @@ dependencies {
     compile(project(":kotlin-script-util")) { isTransitive = false }
     compile(project(":kotlin-scripting-intellij"))
     compile(project(":compiler:backend.jvm")) // Do not delete, for Pill
+    compile(project(":compiler:backend.jvm:backend.jvm.entrypoint"))
 
     compile(commonDep("org.jetbrains.kotlinx", "kotlinx-coroutines-core")) { isTransitive = false }
 
diff --git a/kotlin-native/backend.native/build.gradle b/kotlin-native/backend.native/build.gradle
index ec2780554dd..ede4bda0893 100644
--- a/kotlin-native/backend.native/build.gradle
+++ b/kotlin-native/backend.native/build.gradle
@@ -177,6 +177,7 @@ dependencies {
     compilerCompile project(":kotlin-util-klib")
     compilerCompile project(":kotlin-util-klib-metadata")
     compilerCompile project(":compiler:ir.serialization.common")
+    compilerCompile project(":compiler:ir.psi2ir")
     use(LocalDependenciesKt) {
         compilerCompile(intellijCoreDep()){
             artifact {
diff --git a/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeAnnotationChecker.kt b/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeAnnotationChecker.kt
index 68359477038..0e2866a1706 100644
--- a/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeAnnotationChecker.kt
+++ b/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeAnnotationChecker.kt
@@ -18,11 +18,11 @@ package org.jetbrains.kotlin.parcelize
 
 import com.intellij.psi.PsiElement
 import com.intellij.psi.util.PsiTreeUtil
-import org.jetbrains.kotlin.backend.common.serialization.findPackage
 import org.jetbrains.kotlin.descriptors.ClassConstructorDescriptor
 import org.jetbrains.kotlin.descriptors.ClassDescriptor
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.descriptors.annotations.Annotations
+import org.jetbrains.kotlin.descriptors.containingPackage
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.parcelize.diagnostic.ErrorsParcelize
 import org.jetbrains.kotlin.psi.*
@@ -76,8 +76,8 @@ open class ParcelizeAnnotationChecker : CallChecker {
         context: CallCheckerContext,
         isForbidden: Boolean
     ) {
-        val descriptorPackage = resolvedCall.resultingDescriptor.findPackage()
-        if (descriptorPackage.fqName == DEPRECATED_RUNTIME_PACKAGE) {
+        val descriptorPackage = resolvedCall.resultingDescriptor.containingPackage()
+        if (descriptorPackage == DEPRECATED_RUNTIME_PACKAGE) {
             val factory = if (isForbidden) ErrorsParcelize.FORBIDDEN_DEPRECATED_ANNOTATION else ErrorsParcelize.DEPRECATED_ANNOTATION
             context.trace.report(factory.on(annotationEntry))
         }
diff --git a/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeDeclarationChecker.kt b/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeDeclarationChecker.kt
index 27aa799055b..81e528c8a92 100644
--- a/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeDeclarationChecker.kt
+++ b/plugins/parcelize/parcelize-compiler/src/org/jetbrains/kotlin/parcelize/ParcelizeDeclarationChecker.kt
@@ -5,7 +5,6 @@
 
 package org.jetbrains.kotlin.parcelize
 
-import org.jetbrains.kotlin.backend.common.serialization.findPackage
 import org.jetbrains.kotlin.codegen.ClassBuilderMode
 import org.jetbrains.kotlin.codegen.FrameMap
 import org.jetbrains.kotlin.codegen.state.KotlinTypeMapper
@@ -18,7 +17,6 @@ import org.jetbrains.kotlin.descriptors.annotations.Annotations
 import org.jetbrains.kotlin.diagnostics.DiagnosticSink
 import org.jetbrains.kotlin.lexer.KtTokens
 import org.jetbrains.kotlin.name.FqName
-import org.jetbrains.kotlin.parcelize.ParcelizeAnnotationChecker.Companion.DEPRECATED_RUNTIME_PACKAGE
 import org.jetbrains.kotlin.parcelize.diagnostic.ErrorsParcelize
 import org.jetbrains.kotlin.parcelize.serializers.ParcelSerializer
 import org.jetbrains.kotlin.parcelize.serializers.isParcelable
diff --git a/plugins/scripting/scripting-compiler/build.gradle.kts b/plugins/scripting/scripting-compiler/build.gradle.kts
index ba2e9705874..38dcbbd035d 100644
--- a/plugins/scripting/scripting-compiler/build.gradle.kts
+++ b/plugins/scripting/scripting-compiler/build.gradle.kts
@@ -1,4 +1,3 @@
-
 description = "Kotlin Scripting Compiler Plugin"
 
 plugins {
@@ -15,6 +14,7 @@ dependencies {
     compileOnly(project(":compiler:backend.js"))
     compileOnly(project(":core:descriptors.runtime"))
     compileOnly(project(":compiler:ir.tree.impl"))
+    compileOnly(project(":compiler:backend.jvm:backend.jvm.entrypoint"))
     compileOnly(project(":kotlin-reflect-api"))
     compile(project(":kotlin-scripting-common"))
     compile(project(":kotlin-scripting-js"))
diff --git a/prepare/idea-plugin/build.gradle.kts b/prepare/idea-plugin/build.gradle.kts
index c3e0864b4cc..7cb552afaaa 100644
--- a/prepare/idea-plugin/build.gradle.kts
+++ b/prepare/idea-plugin/build.gradle.kts
@@ -19,6 +19,7 @@ val projectsToShadow by extra(listOf(
         ":compiler:backend.common.jvm",
         ":compiler:backend-common",
         ":compiler:backend.jvm",
+        ":compiler:backend.jvm:backend.jvm.entrypoint",
         ":compiler:ir.backend.common",
         ":compiler:ir.serialization.jvm",
         ":compiler:ir.serialization.common",
diff --git a/settings.gradle b/settings.gradle
index 1dc71f7987c..619cf70843c 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -106,6 +106,7 @@ include ":benchmarks",
         ":compiler:backend.js",
         ":compiler:backend.wasm",
         ":compiler:backend.jvm",
+        ":compiler:backend.jvm:backend.jvm.entrypoint",
         ":compiler:backend-common",
         ":compiler:backend",
         ":compiler:plugin-api",
@@ -483,6 +484,7 @@ project(':compiler:ir.backend.common').projectDir = "$rootDir/compiler/ir/backen
 project(':compiler:backend.js').projectDir = "$rootDir/compiler/ir/backend.js" as File
 project(':compiler:backend.wasm').projectDir = "$rootDir/compiler/ir/backend.wasm" as File
 project(':compiler:backend.jvm').projectDir = "$rootDir/compiler/ir/backend.jvm" as File
+project(':compiler:backend.jvm:backend.jvm.entrypoint').projectDir = "$rootDir/compiler/ir/backend.jvm/entrypoint" as File
 project(':compiler:ir.serialization.common').projectDir = "$rootDir/compiler/ir/serialization.common" as File
 project(':compiler:ir.serialization.jvm').projectDir = "$rootDir/compiler/ir/serialization.jvm" as File
 project(':compiler:ir.serialization.js').projectDir = "$rootDir/compiler/ir/serialization.js" as File