[LL FIR] introduce platform-aware LL FIR session factories

KT-58769
2023-04-24 21:09:42 +03:00
parent e11f7daae4
commit 2a79643dcf
10 changed files with 833 additions and 493 deletions
@@ -20,6 +20,7 @@ dependencies {
    api(project(":compiler:backend.common.jvm"))
    api(project(":analysis:analysis-api-impl-barebone"))
    api(project(":js:js.config"))
+    api(project(":compiler:cli-common"))
    testApi(project(":analysis:analysis-api-fir"))
    implementation(project(":compiler:frontend.common"))
    implementation(project(":compiler:fir:entrypoint"))
@@ -26,10 +26,12 @@ import org.jetbrains.kotlin.fir.analysis.js.checkers.JsExpressionCheckers
 import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmDeclarationCheckers
 import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmExpressionCheckers
 import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmTypeCheckers
+import org.jetbrains.kotlin.fir.analysis.native.checkers.NativeDeclarationCheckers
 import org.jetbrains.kotlin.fir.extensions.extensionService
 import org.jetbrains.kotlin.platform.SimplePlatform
 import org.jetbrains.kotlin.platform.jvm.JvmPlatform
 import org.jetbrains.kotlin.platform.JsPlatform
+import org.jetbrains.kotlin.platform.konan.NativePlatform

 internal abstract class AbstractLLFirDiagnosticsCollector(
    session: FirSession,
@@ -81,6 +83,7 @@ private object CheckersFactory {
                when (platform) {
                    is JvmPlatform -> add(JvmDeclarationCheckers)
                    is JsPlatform -> add(JsDeclarationCheckers)
+                    is NativePlatform -> add(NativeDeclarationCheckers)
                    else -> {}
                }
                addAll(extensionCheckers.map { it.declarationCheckers })
@@ -0,0 +1,511 @@
+/*
+ * Copyright 2010-2023 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.analysis.low.level.api.fir.sessions
+
+import com.intellij.openapi.project.Project
+import com.intellij.openapi.util.ModificationTracker
+import com.intellij.psi.search.GlobalSearchScope
+import com.intellij.psi.search.ProjectScope
+import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirGlobalResolveComponents
+import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirLazyDeclarationResolver
+import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirModuleResolveComponents
+import org.jetbrains.kotlin.analysis.low.level.api.fir.project.structure.*
+import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.*
+import org.jetbrains.kotlin.analysis.project.structure.*
+import org.jetbrains.kotlin.analysis.providers.createAnnotationResolver
+import org.jetbrains.kotlin.analysis.providers.createDeclarationProvider
+import org.jetbrains.kotlin.analysis.providers.createPackageProvider
+import org.jetbrains.kotlin.analysis.providers.impl.EmptyKotlinDeclarationProvider
+import org.jetbrains.kotlin.analysis.providers.impl.FileBasedKotlinDeclarationProvider
+import org.jetbrains.kotlin.analysis.utils.trackers.CompositeModificationTracker
+import org.jetbrains.kotlin.config.LanguageFeature
+import org.jetbrains.kotlin.config.LanguageVersionSettings
+import org.jetbrains.kotlin.config.LanguageVersionSettingsImpl
+import org.jetbrains.kotlin.fir.PrivateSessionConstructor
+import org.jetbrains.kotlin.fir.SessionConfiguration
+import org.jetbrains.kotlin.fir.analysis.checkersComponent
+import org.jetbrains.kotlin.fir.analysis.extensions.additionalCheckers
+import org.jetbrains.kotlin.fir.backend.jvm.FirJvmTypeMapper
+import org.jetbrains.kotlin.fir.extensions.*
+import org.jetbrains.kotlin.fir.java.JavaSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.providers.DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY
+import org.jetbrains.kotlin.fir.resolve.providers.FirProvider
+import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.providers.impl.FirExtensionSyntheticFunctionInterfaceProvider
+import org.jetbrains.kotlin.fir.resolve.providers.symbolProvider
+import org.jetbrains.kotlin.fir.resolve.scopes.wrapScopeWithJvmMapped
+import org.jetbrains.kotlin.fir.resolve.transformers.FirDummyCompilerLazyDeclarationResolver
+import org.jetbrains.kotlin.fir.scopes.FirKotlinScopeProvider
+import org.jetbrains.kotlin.fir.session.*
+import org.jetbrains.kotlin.fir.symbols.FirLazyDeclarationResolver
+import org.jetbrains.kotlin.platform.jvm.JvmPlatforms
+import org.jetbrains.kotlin.psi.KtFile
+import org.jetbrains.kotlin.resolve.jvm.modules.JavaModuleResolver
+import org.jetbrains.kotlin.utils.addIfNotNull
+import org.jetbrains.kotlin.utils.addToStdlib.partitionIsInstance
+
+@OptIn(PrivateSessionConstructor::class, SessionConfiguration::class)
+internal abstract class LLFirAbstractSessionFactory(protected val project: Project) {
+    private val globalResolveComponents: LLFirGlobalResolveComponents
+        get() = LLFirGlobalResolveComponents.getInstance(project)
+
+    abstract fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession
+    abstract fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession
+    abstract fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession
+
+    fun createScriptSession(module: KtScriptModule): LLFirScriptSession {
+        val platform = module.platform
+        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
+        val languageVersionSettings = wrapLanguageVersionSettings(module.languageVersionSettings)
+        val scopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
+
+        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
+        val contentScope = module.contentScope
+
+        val dependencies = collectSourceModuleDependencies(module)
+        val dependencyTracker = createSourceModuleDependencyTracker(module, dependencies)
+
+        val session = LLFirScriptSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
+        components.session = session
+
+        val moduleData = createModuleData(session)
+
+        return session.apply {
+            registerModuleData(moduleData)
+            register(FirKotlinScopeProvider::class, scopeProvider)
+
+            registerIdeComponents(project)
+            registerCommonComponents(languageVersionSettings)
+            registerCommonComponentsAfterExtensionsAreConfigured()
+            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
+            registerResolveComponents()
+            registerJavaSpecificResolveComponents()
+
+            val provider = LLFirProvider(
+                this,
+                components,
+                FileBasedKotlinDeclarationProvider(module.file),
+                project.createPackageProvider(contentScope),
+                canContainKotlinPackage = true,
+            )
+
+            register(FirProvider::class, provider)
+            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
+
+            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
+                addDependencySymbolProvidersTo(session, dependencies, this)
+                add(builtinsSession.symbolProvider)
+            })
+
+            val javaSymbolProvider = createJavaSymbolProvider(this, moduleData, project, contentScope)
+            register(JavaSymbolProvider::class, javaSymbolProvider)
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOfNotNull(
+                        javaSymbolProvider,
+                        provider.symbolProvider,
+                    ),
+                    dependencyProvider,
+                )
+            )
+
+            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
+            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
+            register(FirRegisteredPluginAnnotations::class, FirRegisteredPluginAnnotations.Empty)
+
+            LLFirSessionConfigurator.configure(this)
+        }
+    }
+
+    fun createNotUnderContentRootResolvableSession(module: KtNotUnderContentRootModule): LLFirNonUnderContentRootResolvableModuleSession {
+        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(JvmPlatforms.unspecifiedJvmPlatform)
+        val languageVersionSettings = LanguageVersionSettingsImpl.DEFAULT
+        val scopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
+        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
+
+        val dependencyTracker = builtinsSession.modificationTracker
+        val session = LLFirNonUnderContentRootResolvableModuleSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
+        components.session = session
+
+        val moduleData = createModuleData(session)
+
+        return session.apply {
+            registerModuleData(moduleData)
+            register(FirKotlinScopeProvider::class, scopeProvider)
+
+            registerIdeComponents(project)
+            registerCommonComponents(languageVersionSettings)
+            registerCommonComponentsAfterExtensionsAreConfigured()
+            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
+            registerResolveComponents()
+            registerJavaSpecificResolveComponents()
+
+            val ktFile = module.file as? KtFile
+
+            val provider = LLFirProvider(
+                this,
+                components,
+                if (ktFile != null) FileBasedKotlinDeclarationProvider(ktFile) else EmptyKotlinDeclarationProvider,
+                project.createPackageProvider(module.contentScope),
+                canContainKotlinPackage = true,
+            )
+
+            register(FirProvider::class, provider)
+            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
+
+            val dependencyProvider = LLFirDependenciesSymbolProvider(this, listOf(builtinsSession.symbolProvider))
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        provider.symbolProvider,
+                    ),
+                    dependencyProvider,
+                )
+            )
+
+            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
+            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
+            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
+            register(FirRegisteredPluginAnnotations::class, FirRegisteredPluginAnnotations.Empty)
+
+            LLFirSessionConfigurator.configure(this)
+        }
+    }
+
+    protected class SourceSessionCreationContext(
+        val moduleData: LLFirModuleData,
+        val contentScope: GlobalSearchScope,
+        val firProvider: LLFirProvider,
+        val dependencyProvider: LLFirDependenciesSymbolProvider,
+        val syntheticFunctionInterfaceProvider: FirExtensionSyntheticFunctionInterfaceProvider?,
+        val switchableExtensionDeclarationsSymbolProvider: FirSwitchableExtensionDeclarationsSymbolProvider?,
+    )
+
+    protected fun doCreateSourcesSession(
+        module: KtSourceModule,
+        scopeProvider: FirKotlinScopeProvider = FirKotlinScopeProvider(),
+        additionalSessionConfiguration: LLFirSourcesSession.(context: SourceSessionCreationContext) -> Unit,
+    ): LLFirSourcesSession {
+        val platform = module.platform
+        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
+        val languageVersionSettings = wrapLanguageVersionSettings(module.languageVersionSettings)
+
+        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
+
+        val dependencies = collectSourceModuleDependencies(module)
+        val dependencyTracker = createSourceModuleDependencyTracker(module, dependencies)
+        val session = LLFirSourcesSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
+        components.session = session
+
+        val moduleData = createModuleData(session)
+        val contentScope = module.contentScope
+
+
+        return session.apply {
+            registerModuleData(moduleData)
+            register(FirKotlinScopeProvider::class, scopeProvider)
+
+            registerIdeComponents(project)
+            registerCommonComponents(languageVersionSettings)
+            registerResolveComponents()
+
+            val firProvider = LLFirProvider(
+                this,
+                components,
+                project.createDeclarationProvider(contentScope, module),
+                project.createPackageProvider(contentScope),
+                /* Source modules can contain `kotlin` package only if `-Xallow-kotlin-package` is specified, this is handled in LLFirProvider */
+                canContainKotlinPackage = false,
+            )
+
+            register(FirProvider::class, firProvider)
+            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
+
+            registerCompilerPluginServices(contentScope, project, module)
+            registerCompilerPluginExtensions(project, module)
+            registerCommonComponentsAfterExtensionsAreConfigured()
+
+            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
+                addDependencySymbolProvidersTo(session, dependencies, this)
+                add(builtinsSession.symbolProvider)
+            })
+
+            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
+            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
+
+            LLFirSessionConfigurator.configure(this)
+
+            extensionService.additionalCheckers.forEach(session.checkersComponent::register)
+
+            val syntheticFunctionInterfaceProvider =
+                FirExtensionSyntheticFunctionInterfaceProvider.createIfNeeded(this, moduleData, scopeProvider)
+            val switchableExtensionDeclarationsSymbolProvider =
+                FirSwitchableExtensionDeclarationsSymbolProvider.createIfNeeded(this)?.also {
+                    register(FirSwitchableExtensionDeclarationsSymbolProvider::class, it)
+                }
+
+            val context = SourceSessionCreationContext(
+                moduleData, contentScope, firProvider, dependencyProvider, syntheticFunctionInterfaceProvider,
+                switchableExtensionDeclarationsSymbolProvider,
+            )
+            additionalSessionConfiguration(context)
+        }
+    }
+
+    protected class LibrarySessionCreationContext(
+        val moduleData: LLFirModuleData,
+        val contentScope: GlobalSearchScope,
+        val firProvider: LLFirProvider,
+        val dependencyProvider: LLFirDependenciesSymbolProvider
+    )
+
+    protected fun doCreateLibrarySession(
+        module: KtModule,
+        additionalSessionConfiguration: LLFirLibraryOrLibrarySourceResolvableModuleSession.(context: LibrarySessionCreationContext) -> Unit
+    ): LLFirLibraryOrLibrarySourceResolvableModuleSession {
+        val libraryModule = when (module) {
+            is KtLibraryModule -> module
+            is KtLibrarySourceModule -> module.binaryLibrary
+            else -> error("Unexpected module ${module::class.simpleName}")
+        }
+
+        val platform = module.platform
+        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
+        val languageVersionSettings = LanguageVersionSettingsImpl.DEFAULT
+
+        val scopeProvider = FirKotlinScopeProvider()
+        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
+
+        val dependencyTracker = builtinsSession.modificationTracker
+        val session =
+            LLFirLibraryOrLibrarySourceResolvableModuleSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
+        components.session = session
+
+        val moduleData = createModuleData(session)
+
+        return session.apply {
+            registerModuleData(moduleData)
+            register(FirKotlinScopeProvider::class, scopeProvider)
+
+            registerIdeComponents(project)
+            registerCommonComponents(languageVersionSettings)
+            registerCommonComponentsAfterExtensionsAreConfigured()
+            registerResolveComponents()
+
+            val contentScope = module.contentScope
+
+            val firProvider = LLFirProvider(
+                this,
+                components,
+                project.createDeclarationProvider(contentScope, module),
+                project.createPackageProvider(contentScope),
+                canContainKotlinPackage = true,
+            )
+
+            register(FirProvider::class, firProvider)
+
+            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
+
+            // We need FirRegisteredPluginAnnotations during extensions' registration process
+            val annotationsResolver = project.createAnnotationResolver(contentScope)
+            register(FirRegisteredPluginAnnotations::class, LLFirIdeRegisteredPluginAnnotations(this, annotationsResolver))
+            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
+
+            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
+                add(builtinsSession.symbolProvider)
+
+                // Script dependencies are self-contained and should not depend on other libraries
+                if (module !is KtScriptDependencyModule) {
+                    // Add all libraries excluding the current one
+                    val librariesSearchScope = ProjectScope.getLibrariesScope(project)
+                        .intersectWith(GlobalSearchScope.notScope(libraryModule.contentScope))
+
+                    val restLibrariesProvider = LLFirLibraryProviderFactory.createLibraryProvidersForAllProjectLibraries(
+                        session, moduleData, scopeProvider,
+                        project, builtinTypes, librariesSearchScope
+                    )
+
+                    addAll(restLibrariesProvider)
+                }
+            })
+
+            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
+            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
+
+            val context = LibrarySessionCreationContext(moduleData, contentScope, firProvider, dependencyProvider)
+            additionalSessionConfiguration(context)
+
+            LLFirSessionConfigurator.configure(this)
+        }
+    }
+
+    protected class BinaryLibrarySessionCreationContext
+
+    protected fun doCreateBinaryLibrarySession(
+        module: KtBinaryModule,
+        additionalSessionConfiguration: LLFirLibrarySession.(context: BinaryLibrarySessionCreationContext) -> Unit,
+    ): LLFirLibrarySession {
+        val platform = module.platform
+        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
+
+        val dependencyTracker = ModificationTracker.NEVER_CHANGED
+        val session = LLFirLibrarySession(module, dependencyTracker, builtinsSession.builtinTypes)
+
+        val moduleData = createModuleData(session)
+
+        return session.apply {
+            registerModuleData(moduleData)
+            registerIdeComponents(project)
+            register(FirLazyDeclarationResolver::class, FirDummyCompilerLazyDeclarationResolver)
+            registerCommonComponents(LanguageVersionSettingsImpl.DEFAULT/*TODO*/)
+            registerCommonComponentsAfterExtensionsAreConfigured()
+
+            val kotlinScopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
+            register(FirKotlinScopeProvider::class, kotlinScopeProvider)
+
+            val symbolProvider = LLFirLibraryProviderFactory.createLibraryProvidersForScope(
+                this,
+                moduleData,
+                kotlinScopeProvider,
+                project,
+                builtinTypes,
+                module.contentScope,
+                builtinsSession.symbolProvider
+            )
+
+            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
+            register(FirProvider::class, LLFirLibrarySessionProvider(symbolProvider))
+            register(FirSymbolProvider::class, symbolProvider)
+
+            val context = BinaryLibrarySessionCreationContext()
+            additionalSessionConfiguration(context)
+            LLFirSessionConfigurator.configure(this)
+        }
+    }
+
+    private fun wrapLanguageVersionSettings(original: LanguageVersionSettings): LanguageVersionSettings {
+        return object : LanguageVersionSettings by original {
+            override fun getFeatureSupport(feature: LanguageFeature): LanguageFeature.State {
+                return when (feature) {
+                    LanguageFeature.EnableDfaWarningsInK2 -> LanguageFeature.State.ENABLED
+                    else -> original.getFeatureSupport(feature)
+                }
+            }
+
+            override fun supportsFeature(feature: LanguageFeature): Boolean {
+                return when (getFeatureSupport(feature)) {
+                    LanguageFeature.State.ENABLED, LanguageFeature.State.ENABLED_WITH_WARNING -> true
+                    else -> false
+                }
+            }
+        }
+    }
+
+    private fun collectSourceModuleDependencies(module: KtModule): List<LLFirSession> {
+        val llFirSessionCache = LLFirSessionCache.getInstance(project)
+
+        fun getOrCreateSessionForDependency(dependency: KtModule): LLFirSession? = when (dependency) {
+            is KtBuiltinsModule -> null // Built-ins are already added
+            is KtBinaryModule -> llFirSessionCache.getSession(dependency, preferBinary = true)
+            is KtSourceModule -> llFirSessionCache.getSession(dependency)
+
+            is KtScriptModule,
+            is KtScriptDependencyModule,
+            is KtNotUnderContentRootModule,
+            is KtLibrarySourceModule -> error("Module $module cannot depend on ${dependency::class}: $dependency")
+        }
+
+        val dependencyModules = buildSet {
+            addAll(module.directRegularDependencies)
+
+            // The dependency provider needs to have access to all direct and indirect `dependsOn` dependencies, as `dependsOn`
+            // dependencies are transitive.
+            addAll(module.transitiveDependsOnDependencies)
+        }
+
+        return dependencyModules.mapNotNull(::getOrCreateSessionForDependency)
+    }
+
+    private fun createSourceModuleDependencyTracker(module: KtModule, exposedDependencies: List<LLFirSession>): ModificationTracker {
+        val llFirSessionCache = LLFirSessionCache.getInstance(project)
+        val friendDependencies = module.directFriendDependencies
+        val trackers = ArrayList<ModificationTracker>(exposedDependencies.size + friendDependencies.size)
+
+        exposedDependencies.forEach { trackers += it.modificationTracker }
+        friendDependencies.forEach { trackers += llFirSessionCache.getSession(it).modificationTracker }
+
+        return CompositeModificationTracker.createFlattened(trackers)
+    }
+
+    private fun createModuleData(session: LLFirSession): LLFirModuleData {
+        return LLFirModuleData(session.ktModule).apply { bindSession(session) }
+    }
+
+    /**
+     * Adds dependency symbol providers from [dependencies] to [destination]. The function might combine, reorder, or exclude specific
+     * symbol providers for optimization.
+     */
+    private fun addDependencySymbolProvidersTo(
+        session: LLFirSession,
+        dependencies: List<LLFirSession>,
+        destination: MutableList<FirSymbolProvider>,
+    ) {
+        val dependencyProviders = buildList {
+            dependencies.forEach { session ->
+                when (val dependencyProvider = session.symbolProvider) {
+                    is LLFirModuleWithDependenciesSymbolProvider -> addAll(dependencyProvider.providers)
+                    else -> add(dependencyProvider)
+                }
+            }
+        }
+
+        dependencyProviders.mergeDependencySymbolProvidersInto(session, destination)
+    }
+
+    /**
+     * Merges dependency symbol providers of the same kind if possible. The merged symbol provider usually delegates to its subordinate
+     * symbol providers to preserve session semantics, but it will have some form of advantage over individual symbol providers (such as
+     * querying an index once instead of N times).
+     *
+     * [session] should be the session of the dependent module. Because all symbol providers are tied to a session, we need a session to
+     * create a combined symbol provider.
+     */
+    private fun List<FirSymbolProvider>.mergeDependencySymbolProvidersInto(
+        session: LLFirSession,
+        destination: MutableList<FirSymbolProvider>,
+    ) {
+        SymbolProviderMerger(this, destination).apply {
+            merge<LLFirProvider.SymbolProvider> { LLFirCombinedKotlinSymbolProvider.merge(session, project, it) }
+            merge<JavaSymbolProvider> { LLFirCombinedJavaSymbolProvider.merge(session, project, it) }
+            merge<FirExtensionSyntheticFunctionInterfaceProvider> { LLFirCombinedSyntheticFunctionSymbolProvider.merge(session, it) }
+            finish()
+        }
+    }
+
+    private class SymbolProviderMerger(
+        symbolProviders: List<FirSymbolProvider>,
+        private val destination: MutableList<FirSymbolProvider>
+    ) {
+        private var remainingSymbolProviders = symbolProviders
+
+        inline fun <reified A : FirSymbolProvider> merge(create: (List<A>) -> FirSymbolProvider?) {
+            val (specificSymbolProviders, remainingSymbolProviders) = remainingSymbolProviders.partitionIsInstance<_, A>()
+            destination.addIfNotNull(create(specificSymbolProviders))
+            this.remainingSymbolProviders = remainingSymbolProviders
+        }
+
+        fun finish() {
+            destination.addAll(remainingSymbolProviders)
+            remainingSymbolProviders = emptyList()
+        }
+    }
+}
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2010-2023 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.analysis.low.level.api.fir.sessions
+
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.LLFirModuleWithDependenciesSymbolProvider
+import org.jetbrains.kotlin.analysis.project.structure.KtBinaryModule
+import org.jetbrains.kotlin.analysis.project.structure.KtModule
+import org.jetbrains.kotlin.analysis.project.structure.KtSourceModule
+import org.jetbrains.kotlin.fir.FirVisibilityChecker
+import org.jetbrains.kotlin.fir.SessionConfiguration
+import org.jetbrains.kotlin.fir.analysis.FirOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.analysis.jvm.FirJvmOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.resolve.calls.ConeCallConflictResolverFactory
+import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
+import org.jetbrains.kotlin.fir.scopes.FirPlatformClassMapper
+import org.jetbrains.kotlin.fir.session.DefaultCallConflictResolverFactory
+
+@OptIn(SessionConfiguration::class)
+internal class LLFirCommonSessionFactory(project: Project) : LLFirAbstractSessionFactory(project) {
+    override fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession {
+        return doCreateSourcesSession(module) { context ->
+            registerModuleIndependentCommonComponents()
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        context.firProvider.symbolProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession {
+        return doCreateLibrarySession(module) { context ->
+            registerModuleIndependentCommonComponents()
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        context.firProvider.symbolProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession {
+        return doCreateBinaryLibrarySession(module) {
+            registerModuleIndependentCommonComponents()
+        }
+    }
+
+    private fun LLFirSession.registerModuleIndependentCommonComponents() {
+        register(FirVisibilityChecker::class, FirVisibilityChecker.Default)
+        register(ConeCallConflictResolverFactory::class, DefaultCallConflictResolverFactory)
+        register(FirPlatformClassMapper::class, FirPlatformClassMapper.Default)
+        register(FirOverridesBackwardCompatibilityHelper::class, FirJvmOverridesBackwardCompatibilityHelper)
+    }
+}
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2010-2023 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.analysis.low.level.api.fir.sessions
+
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.LLFirModuleWithDependenciesSymbolProvider
+import org.jetbrains.kotlin.analysis.project.structure.KtBinaryModule
+import org.jetbrains.kotlin.analysis.project.structure.KtModule
+import org.jetbrains.kotlin.analysis.project.structure.KtSourceModule
+import org.jetbrains.kotlin.fir.FirVisibilityChecker
+import org.jetbrains.kotlin.fir.SessionConfiguration
+import org.jetbrains.kotlin.fir.analysis.FirOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.analysis.checkers.FirPlatformDiagnosticSuppressor
+import org.jetbrains.kotlin.fir.analysis.js.checkers.FirJsPlatformDiagnosticSuppressor
+import org.jetbrains.kotlin.fir.analysis.jvm.FirJvmOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.resolve.calls.ConeCallConflictResolverFactory
+import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
+import org.jetbrains.kotlin.fir.scopes.FirPlatformClassMapper
+import org.jetbrains.kotlin.fir.session.JsCallConflictResolverFactory
+
+@OptIn(SessionConfiguration::class)
+internal class LLFirJsSessionFactory(project: Project) : LLFirAbstractSessionFactory(project) {
+    override fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession {
+        return doCreateSourcesSession(module) { context ->
+            registerModuleIndependentJsComponents()
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOfNotNull(
+                        context.firProvider.symbolProvider,
+                        context.switchableExtensionDeclarationsSymbolProvider,
+                        context.syntheticFunctionInterfaceProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession {
+        return doCreateLibrarySession(module) { context ->
+            registerModuleIndependentJsComponents()
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        context.firProvider.symbolProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession {
+        return doCreateBinaryLibrarySession(module) {
+            registerModuleIndependentJsComponents()
+        }
+    }
+
+    private fun LLFirSession.registerModuleIndependentJsComponents() {
+        register(FirVisibilityChecker::class, FirVisibilityChecker.Default)
+        register(ConeCallConflictResolverFactory::class, JsCallConflictResolverFactory)
+        register(FirPlatformClassMapper::class, FirPlatformClassMapper.Default)
+        register(FirOverridesBackwardCompatibilityHelper::class, FirJvmOverridesBackwardCompatibilityHelper)
+        register(FirPlatformDiagnosticSuppressor::class, FirJsPlatformDiagnosticSuppressor())
+    }
+}
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2010-2023 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.analysis.low.level.api.fir.sessions
+
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.analysis.low.level.api.fir.project.structure.*
+import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.*
+import org.jetbrains.kotlin.analysis.project.structure.*
+import org.jetbrains.kotlin.fir.SessionConfiguration
+import org.jetbrains.kotlin.fir.backend.jvm.FirJvmTypeMapper
+import org.jetbrains.kotlin.fir.java.JavaSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
+import org.jetbrains.kotlin.fir.resolve.scopes.wrapScopeWithJvmMapped
+import org.jetbrains.kotlin.fir.scopes.FirKotlinScopeProvider
+import org.jetbrains.kotlin.fir.session.*
+import org.jetbrains.kotlin.resolve.jvm.modules.JavaModuleResolver
+
+@OptIn(SessionConfiguration::class)
+internal class LLFirJvmSessionFactory(project: Project) : LLFirAbstractSessionFactory(project) {
+
+    override fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession {
+        return doCreateSourcesSession(module, FirKotlinScopeProvider(::wrapScopeWithJvmMapped)) { context ->
+            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
+            registerJavaSpecificResolveComponents()
+            val javaSymbolProvider = createJavaSymbolProvider(this, context.moduleData, project, context.contentScope)
+            register(JavaSymbolProvider::class, javaSymbolProvider)
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOfNotNull(
+                        context.firProvider.symbolProvider,
+                        context.switchableExtensionDeclarationsSymbolProvider,
+                        javaSymbolProvider,
+                        context.syntheticFunctionInterfaceProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+
+            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
+        }
+    }
+
+    override fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession {
+        return doCreateLibrarySession(module) { context ->
+            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
+            registerJavaSpecificResolveComponents()
+            val javaSymbolProvider = createJavaSymbolProvider(this, context.moduleData, project, context.contentScope)
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        context.firProvider.symbolProvider,
+                        javaSymbolProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+            register(JavaSymbolProvider::class, javaSymbolProvider)
+            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
+        }
+    }
+
+    override fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession {
+        return doCreateBinaryLibrarySession(module) {
+            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
+            registerJavaSpecificResolveComponents()
+            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
+        }
+    }
+}
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2010-2023 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.analysis.low.level.api.fir.sessions
+
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.LLFirModuleWithDependenciesSymbolProvider
+import org.jetbrains.kotlin.analysis.project.structure.KtBinaryModule
+import org.jetbrains.kotlin.analysis.project.structure.KtModule
+import org.jetbrains.kotlin.analysis.project.structure.KtSourceModule
+import org.jetbrains.kotlin.fir.FirVisibilityChecker
+import org.jetbrains.kotlin.fir.SessionConfiguration
+import org.jetbrains.kotlin.fir.analysis.FirDefaultOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.analysis.FirOverridesBackwardCompatibilityHelper
+import org.jetbrains.kotlin.fir.resolve.calls.ConeCallConflictResolverFactory
+import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
+import org.jetbrains.kotlin.fir.scopes.FirPlatformClassMapper
+import org.jetbrains.kotlin.fir.session.DefaultCallConflictResolverFactory
+
+@OptIn(SessionConfiguration::class)
+internal class LLFirNativeSessionFactory(project: Project) : LLFirAbstractSessionFactory(project) {
+    override fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession {
+        return doCreateSourcesSession(module) { context ->
+            registerModuleIndependentNativeComponents()
+
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOfNotNull(
+                        context.firProvider.symbolProvider,
+                        context.switchableExtensionDeclarationsSymbolProvider,
+                        context.syntheticFunctionInterfaceProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession {
+        return doCreateLibrarySession(module) { context ->
+            registerModuleIndependentNativeComponents()
+            register(
+                FirSymbolProvider::class,
+                LLFirModuleWithDependenciesSymbolProvider(
+                    this,
+                    providers = listOf(
+                        context.firProvider.symbolProvider,
+                    ),
+                    context.dependencyProvider,
+                )
+            )
+        }
+    }
+
+    override fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession {
+        return doCreateBinaryLibrarySession(module) {
+            registerModuleIndependentNativeComponents()
+        }
+    }
+
+    private fun LLFirSession.registerModuleIndependentNativeComponents() {
+        register(FirVisibilityChecker::class, FirVisibilityChecker.Default)
+        register(ConeCallConflictResolverFactory::class, DefaultCallConflictResolverFactory)
+        register(FirPlatformClassMapper::class, FirPlatformClassMapper.Default)
+        register(FirOverridesBackwardCompatibilityHelper::class, FirDefaultOverridesBackwardCompatibilityHelper)
+    }
+}
@@ -6,55 +6,28 @@
 package org.jetbrains.kotlin.analysis.low.level.api.fir.sessions

 import com.intellij.openapi.project.Project
-import com.intellij.openapi.util.ModificationTracker
-import com.intellij.psi.search.GlobalSearchScope
-import com.intellij.psi.search.ProjectScope
 import com.intellij.psi.util.CachedValue
 import com.intellij.psi.util.CachedValueProvider
 import com.intellij.psi.util.CachedValuesManager
 import com.intellij.util.containers.CollectionFactory
-import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirGlobalResolveComponents
-import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirLazyDeclarationResolver
-import org.jetbrains.kotlin.analysis.low.level.api.fir.LLFirModuleResolveComponents
 import org.jetbrains.kotlin.analysis.low.level.api.fir.project.structure.*
 import org.jetbrains.kotlin.analysis.low.level.api.fir.providers.*
 import org.jetbrains.kotlin.analysis.low.level.api.fir.util.checkCanceled
 import org.jetbrains.kotlin.analysis.project.structure.*
-import org.jetbrains.kotlin.analysis.providers.createAnnotationResolver
-import org.jetbrains.kotlin.analysis.providers.createDeclarationProvider
-import org.jetbrains.kotlin.analysis.providers.createPackageProvider
-import org.jetbrains.kotlin.analysis.providers.impl.EmptyKotlinDeclarationProvider
-import org.jetbrains.kotlin.analysis.providers.impl.FileBasedKotlinDeclarationProvider
-import org.jetbrains.kotlin.analysis.utils.trackers.CompositeModificationTracker
-import org.jetbrains.kotlin.config.LanguageFeature
-import org.jetbrains.kotlin.config.LanguageVersionSettings
-import org.jetbrains.kotlin.config.LanguageVersionSettingsImpl
 import org.jetbrains.kotlin.fir.FirModuleDataImpl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.PrivateSessionConstructor
-import org.jetbrains.kotlin.fir.SessionConfiguration
-import org.jetbrains.kotlin.fir.analysis.checkersComponent
-import org.jetbrains.kotlin.fir.analysis.extensions.additionalCheckers
-import org.jetbrains.kotlin.fir.backend.jvm.FirJvmTypeMapper
 import org.jetbrains.kotlin.fir.extensions.*
-import org.jetbrains.kotlin.fir.java.JavaSymbolProvider
 import org.jetbrains.kotlin.fir.resolve.providers.*
-import org.jetbrains.kotlin.fir.resolve.providers.impl.FirExtensionSyntheticFunctionInterfaceProvider
-import org.jetbrains.kotlin.fir.resolve.scopes.wrapScopeWithJvmMapped
-import org.jetbrains.kotlin.fir.resolve.transformers.FirDummyCompilerLazyDeclarationResolver
-import org.jetbrains.kotlin.fir.scopes.FirKotlinScopeProvider
 import org.jetbrains.kotlin.fir.session.*
-import org.jetbrains.kotlin.fir.symbols.FirLazyDeclarationResolver
 import org.jetbrains.kotlin.name.Name
+import org.jetbrains.kotlin.platform.JsPlatform
+import org.jetbrains.kotlin.platform.jvm.JvmPlatform
 import org.jetbrains.kotlin.platform.jvm.JvmPlatforms
-import org.jetbrains.kotlin.psi.KtFile
-import org.jetbrains.kotlin.resolve.jvm.modules.JavaModuleResolver
+import org.jetbrains.kotlin.platform.konan.NativePlatform
 import org.jetbrains.kotlin.resolve.jvm.platform.JvmPlatformAnalyzerServices
-import org.jetbrains.kotlin.utils.addIfNotNull
-import org.jetbrains.kotlin.utils.addToStdlib.partitionIsInstance
 import java.util.concurrent.ConcurrentMap

-@OptIn(PrivateSessionConstructor::class, SessionConfiguration::class)
 internal class LLFirSessionCache(private val project: Project) {
    companion object {
        fun getInstance(project: Project): LLFirSessionCache {
@@ -62,9 +35,6 @@ internal class LLFirSessionCache(private val project: Project) {
        }
    }

-    private val globalResolveComponents: LLFirGlobalResolveComponents
-        get() = LLFirGlobalResolveComponents.getInstance(project)
-
    private val sourceCache: ConcurrentMap<KtModule, CachedValue<LLFirSession>> = CollectionFactory.createConcurrentSoftValueMap()
    private val binaryCache: ConcurrentMap<KtModule, CachedValue<LLFirSession>> = CollectionFactory.createConcurrentSoftValueMap()

@@ -74,7 +44,9 @@ internal class LLFirSessionCache(private val project: Project) {
     */
    fun getSession(module: KtModule, preferBinary: Boolean = false): LLFirSession {
        if (module is KtBinaryModule && (preferBinary || module is KtSdkModule)) {
-            return getCachedSession(module, binaryCache, ::createBinaryLibrarySession)
+            return getCachedSession(module, binaryCache) {
+                createPlatformAwareSessionFactory(module).createBinaryLibrarySession(module)
+            }
        }

        return getCachedSession(module, sourceCache, ::createSession)
@@ -104,464 +76,24 @@ internal class LLFirSessionCache(private val project: Project) {
    }

    private fun createSession(module: KtModule): LLFirSession {
+        val sessionFactory = createPlatformAwareSessionFactory(module)
        return when (module) {
-            is KtSourceModule -> createSourcesSession(module)
-            is KtLibraryModule, is KtLibrarySourceModule -> createLibrarySession(module)
-            is KtSdkModule -> createBinaryLibrarySession(module)
-            is KtScriptModule -> createScriptSession(module)
-            is KtNotUnderContentRootModule -> createNotUnderContentRootResolvableSession(module)
+            is KtSourceModule -> sessionFactory.createSourcesSession(module)
+            is KtLibraryModule, is KtLibrarySourceModule -> sessionFactory.createLibrarySession(module)
+            is KtSdkModule -> sessionFactory.createBinaryLibrarySession(module)
+            is KtScriptModule -> sessionFactory.createScriptSession(module)
+            is KtNotUnderContentRootModule -> sessionFactory.createNotUnderContentRootResolvableSession(module)
            else -> error("Unexpected module kind: ${module::class.simpleName}")
        }
    }

-    private fun createSourcesSession(module: KtSourceModule): LLFirSourcesSession {
-        val platform = module.platform
-        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
-        val languageVersionSettings = wrapLanguageVersionSettings(module.languageVersionSettings)
-
-        val scopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
-        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
-
-        val dependencies = collectSourceModuleDependencies(module)
-        val dependencyTracker = createSourceModuleDependencyTracker(module, dependencies)
-        val session = LLFirSourcesSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
-        components.session = session
-
-        val moduleData = createModuleData(session)
-
-        return session.apply {
-            registerModuleData(moduleData)
-            register(FirKotlinScopeProvider::class, scopeProvider)
-
-            registerIdeComponents(project)
-            registerCommonComponents(languageVersionSettings)
-            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
-            registerResolveComponents()
-            registerJavaSpecificResolveComponents()
-
-            val contentScope = module.contentScope
-
-            val provider = LLFirProvider(
-                this,
-                components,
-                project.createDeclarationProvider(contentScope, module),
-                project.createPackageProvider(contentScope),
-                /* Source modules can contain `kotlin` package only if `-Xallow-kotlin-package` is specified, this is handled in LLFirProvider */
-                canContainKotlinPackage = false,
-            )
-
-            register(FirProvider::class, provider)
-            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
-
-            registerCompilerPluginServices(contentScope, project, module)
-            registerCompilerPluginExtensions(project, module)
-            registerCommonComponentsAfterExtensionsAreConfigured()
-
-            val switchableExtensionDeclarationsSymbolProvider =
-                FirSwitchableExtensionDeclarationsSymbolProvider.createIfNeeded(session)?.also {
-                    register(FirSwitchableExtensionDeclarationsSymbolProvider::class, it)
-                }
-
-            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
-                addDependencySymbolProvidersTo(session, dependencies, this)
-                add(builtinsSession.symbolProvider)
-            })
-
-            val javaSymbolProvider = createJavaSymbolProvider(this, moduleData, project, contentScope)
-            val syntheticFunctionInterfaceProvider =
-                FirExtensionSyntheticFunctionInterfaceProvider.createIfNeeded(this, moduleData, scopeProvider)
-            register(
-                FirSymbolProvider::class,
-                LLFirModuleWithDependenciesSymbolProvider(
-                    this,
-                    providers = listOfNotNull(
-                        provider.symbolProvider,
-                        switchableExtensionDeclarationsSymbolProvider,
-                        javaSymbolProvider,
-                        syntheticFunctionInterfaceProvider,
-                    ),
-                    dependencyProvider,
-                )
-            )
-            register(JavaSymbolProvider::class, javaSymbolProvider)
-
-            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
-            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
-            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
-
-            LLFirSessionConfigurator.configure(this)
-
-            extensionService.additionalCheckers.forEach(session.checkersComponent::register)
-        }
-    }
-
-    private fun createLibrarySession(module: KtModule): LLFirLibraryOrLibrarySourceResolvableModuleSession {
-        val libraryModule = when (module) {
-            is KtLibraryModule -> module
-            is KtLibrarySourceModule -> module.binaryLibrary
-            else -> error("Unexpected module ${module::class.simpleName}")
-        }
-
-        val platform = module.platform
-        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
-        val languageVersionSettings = LanguageVersionSettingsImpl.DEFAULT
-
-        val scopeProvider = FirKotlinScopeProvider()
-        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
-
-        val dependencyTracker = builtinsSession.modificationTracker
-        val session = LLFirLibraryOrLibrarySourceResolvableModuleSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
-        components.session = session
-
-        val moduleData = createModuleData(session)
-
-        return session.apply {
-            registerModuleData(moduleData)
-            register(FirKotlinScopeProvider::class, scopeProvider)
-
-            registerIdeComponents(project)
-            registerCommonComponents(languageVersionSettings)
-            registerCommonComponentsAfterExtensionsAreConfigured()
-            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
-            registerResolveComponents()
-            registerJavaSpecificResolveComponents()
-
-            val contentScope = module.contentScope
-
-            val provider = LLFirProvider(
-                this,
-                components,
-                project.createDeclarationProvider(contentScope, module),
-                project.createPackageProvider(contentScope),
-                canContainKotlinPackage = true,
-            )
-
-            register(FirProvider::class, provider)
-
-            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
-
-            // We need FirRegisteredPluginAnnotations during extensions' registration process
-            val annotationsResolver = project.createAnnotationResolver(contentScope)
-            register(FirRegisteredPluginAnnotations::class, LLFirIdeRegisteredPluginAnnotations(this, annotationsResolver))
-            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
-
-            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
-                add(builtinsSession.symbolProvider)
-
-                // Script dependencies are self-contained and should not depend on other libraries
-                if (module !is KtScriptDependencyModule) {
-                    // Add all libraries excluding the current one
-                    val librariesSearchScope = ProjectScope.getLibrariesScope(project)
-                        .intersectWith(GlobalSearchScope.notScope(libraryModule.contentScope))
-
-                    val restLibrariesProvider = LLFirLibraryProviderFactory.createLibraryProvidersForAllProjectLibraries(
-                        session, moduleData, scopeProvider,
-                        project, builtinTypes, librariesSearchScope
-                    )
-
-                    addAll(restLibrariesProvider)
-                }
-            })
-
-            val javaSymbolProvider = createJavaSymbolProvider(this, moduleData, project, contentScope)
-            register(
-                FirSymbolProvider::class,
-                LLFirModuleWithDependenciesSymbolProvider(
-                    this,
-                    providers = listOf(
-                        provider.symbolProvider,
-                        javaSymbolProvider,
-                    ),
-                    dependencyProvider,
-                )
-            )
-            register(JavaSymbolProvider::class, javaSymbolProvider)
-
-            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
-            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
-            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
-
-            LLFirSessionConfigurator.configure(this)
-        }
-    }
-
-    private fun createBinaryLibrarySession(module: KtBinaryModule): LLFirLibrarySession {
-        val platform = module.platform
-        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
-
-        val dependencyTracker = ModificationTracker.NEVER_CHANGED
-        val session = LLFirLibrarySession(module, dependencyTracker, builtinsSession.builtinTypes)
-
-        val moduleData = createModuleData(session)
-
-        return session.apply {
-            registerModuleData(moduleData)
-            registerIdeComponents(project)
-            register(FirLazyDeclarationResolver::class, FirDummyCompilerLazyDeclarationResolver)
-            registerCommonComponents(LanguageVersionSettingsImpl.DEFAULT/*TODO*/)
-            registerCommonComponentsAfterExtensionsAreConfigured()
-            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
-            registerJavaSpecificResolveComponents()
-
-            val kotlinScopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
-            register(FirKotlinScopeProvider::class, kotlinScopeProvider)
-
-            val symbolProvider = LLFirLibraryProviderFactory.createLibraryProvidersForScope(
-                this,
-                moduleData,
-                kotlinScopeProvider,
-                project,
-                builtinTypes,
-                module.contentScope,
-                builtinsSession.symbolProvider
-            )
-
-            register(LLFirFirClassByPsiClassProvider::class, LLFirFirClassByPsiClassProvider(this))
-            register(FirProvider::class, LLFirLibrarySessionProvider(symbolProvider))
-            register(FirSymbolProvider::class, symbolProvider)
-            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
-
-            LLFirSessionConfigurator.configure(this)
-        }
-    }
-
-    private fun createScriptSession(module: KtScriptModule): LLFirScriptSession {
-        val platform = module.platform
-        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(platform)
-        val languageVersionSettings = wrapLanguageVersionSettings(module.languageVersionSettings)
-        val scopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
-
-        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
-        val contentScope = module.contentScope
-
-        val dependencies = collectSourceModuleDependencies(module)
-        val dependencyTracker = createSourceModuleDependencyTracker(module, dependencies)
-
-        val session = LLFirScriptSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
-        components.session = session
-
-        val moduleData = createModuleData(session)
-
-        return session.apply {
-            registerModuleData(moduleData)
-            register(FirKotlinScopeProvider::class, scopeProvider)
-
-            registerIdeComponents(project)
-            registerCommonComponents(languageVersionSettings)
-            registerCommonComponentsAfterExtensionsAreConfigured()
-            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
-            registerResolveComponents()
-            registerJavaSpecificResolveComponents()
-
-            val provider = LLFirProvider(
-                this,
-                components,
-                FileBasedKotlinDeclarationProvider(module.file),
-                project.createPackageProvider(contentScope),
-                canContainKotlinPackage = true,
-            )
-
-            register(FirProvider::class, provider)
-            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
-
-            val dependencyProvider = LLFirDependenciesSymbolProvider(this, buildList {
-                addDependencySymbolProvidersTo(session, dependencies, this)
-                add(builtinsSession.symbolProvider)
-            })
-
-            val javaSymbolProvider = createJavaSymbolProvider(this, moduleData, project, contentScope)
-            register(JavaSymbolProvider::class, javaSymbolProvider)
-
-            register(
-                FirSymbolProvider::class,
-                LLFirModuleWithDependenciesSymbolProvider(
-                    this,
-                    providers = listOfNotNull(
-                        javaSymbolProvider,
-                        provider.symbolProvider,
-                    ),
-                    dependencyProvider,
-                )
-            )
-
-            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
-            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
-            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
-            register(FirRegisteredPluginAnnotations::class, FirRegisteredPluginAnnotations.Empty)
-
-            LLFirSessionConfigurator.configure(this)
-        }
-    }
-
-    private fun createNotUnderContentRootResolvableSession(module: KtNotUnderContentRootModule): LLFirNonUnderContentRootResolvableModuleSession {
-        val builtinsSession = LLFirBuiltinsSessionFactory.getInstance(project).getBuiltinsSession(JvmPlatforms.unspecifiedJvmPlatform)
-        val languageVersionSettings = LanguageVersionSettingsImpl.DEFAULT
-        val scopeProvider = FirKotlinScopeProvider(::wrapScopeWithJvmMapped)
-        val components = LLFirModuleResolveComponents(module, globalResolveComponents, scopeProvider)
-
-        val dependencyTracker = builtinsSession.modificationTracker
-        val session = LLFirNonUnderContentRootResolvableModuleSession(module, dependencyTracker, components, builtinsSession.builtinTypes)
-        components.session = session
-
-        val moduleData = createModuleData(session)
-
-        return session.apply {
-            registerModuleData(moduleData)
-            register(FirKotlinScopeProvider::class, scopeProvider)
-
-            registerIdeComponents(project)
-            registerCommonComponents(languageVersionSettings)
-            registerCommonComponentsAfterExtensionsAreConfigured()
-            registerCommonJavaComponents(JavaModuleResolver.getInstance(project))
-            registerResolveComponents()
-            registerJavaSpecificResolveComponents()
-
-            val ktFile = module.file as? KtFile
-
-            val provider = LLFirProvider(
-                this,
-                components,
-                if (ktFile != null) FileBasedKotlinDeclarationProvider(ktFile) else EmptyKotlinDeclarationProvider,
-                project.createPackageProvider(module.contentScope),
-                canContainKotlinPackage = true,
-            )
-
-            register(FirProvider::class, provider)
-            register(FirLazyDeclarationResolver::class, LLFirLazyDeclarationResolver())
-
-            val dependencyProvider = LLFirDependenciesSymbolProvider(this, listOf(builtinsSession.symbolProvider))
-
-            register(
-                FirSymbolProvider::class,
-                LLFirModuleWithDependenciesSymbolProvider(
-                    this,
-                    providers = listOf(
-                        provider.symbolProvider,
-                    ),
-                    dependencyProvider,
-                )
-            )
-
-            register(FirPredicateBasedProvider::class, FirEmptyPredicateBasedProvider)
-            register(DEPENDENCIES_SYMBOL_PROVIDER_QUALIFIED_KEY, dependencyProvider)
-            register(FirJvmTypeMapper::class, FirJvmTypeMapper(this))
-            register(FirRegisteredPluginAnnotations::class, FirRegisteredPluginAnnotations.Empty)
-
-            LLFirSessionConfigurator.configure(this)
-        }
-    }
-
-    private fun wrapLanguageVersionSettings(original: LanguageVersionSettings): LanguageVersionSettings {
-        return object : LanguageVersionSettings by original {
-            override fun getFeatureSupport(feature: LanguageFeature): LanguageFeature.State {
-                return when (feature) {
-                    LanguageFeature.EnableDfaWarningsInK2 -> LanguageFeature.State.ENABLED
-                    else -> original.getFeatureSupport(feature)
-                }
-            }
-
-            override fun supportsFeature(feature: LanguageFeature): Boolean {
-                return when (getFeatureSupport(feature)) {
-                    LanguageFeature.State.ENABLED, LanguageFeature.State.ENABLED_WITH_WARNING -> true
-                    else -> false
-                }
-            }
-        }
-    }
-
-    private fun collectSourceModuleDependencies(module: KtModule): List<LLFirSession> {
-        fun getOrCreateSessionForDependency(dependency: KtModule): LLFirSession? = when (dependency) {
-            is KtBuiltinsModule -> null // Built-ins are already added
-            is KtBinaryModule -> getSession(dependency, preferBinary = true)
-            is KtSourceModule -> getSession(dependency)
-
-            is KtScriptModule,
-            is KtScriptDependencyModule,
-            is KtNotUnderContentRootModule,
-            is KtLibrarySourceModule -> error("Module $module cannot depend on ${dependency::class}: $dependency")
-        }
-
-        val dependencyModules = buildSet {
-            addAll(module.directRegularDependencies)
-
-            // The dependency provider needs to have access to all direct and indirect `dependsOn` dependencies, as `dependsOn`
-            // dependencies are transitive.
-            addAll(module.transitiveDependsOnDependencies)
-        }
-
-        return dependencyModules.mapNotNull(::getOrCreateSessionForDependency)
-    }
-
-    private fun createSourceModuleDependencyTracker(module: KtModule, exposedDependencies: List<LLFirSession>): ModificationTracker {
-        val friendDependencies = module.directFriendDependencies
-        val trackers = ArrayList<ModificationTracker>(exposedDependencies.size + friendDependencies.size)
-
-        exposedDependencies.forEach { trackers += it.modificationTracker }
-        friendDependencies.forEach { trackers += getSession(it).modificationTracker }
-
-        return CompositeModificationTracker.createFlattened(trackers)
-    }
-
-    private fun createModuleData(session: LLFirSession): LLFirModuleData {
-        return LLFirModuleData(session.ktModule).apply { bindSession(session) }
-    }
-
-    /**
-     * Adds dependency symbol providers from [dependencies] to [destination]. The function might combine, reorder, or exclude specific
-     * symbol providers for optimization.
-     */
-    private fun addDependencySymbolProvidersTo(
-        session: LLFirSession,
-        dependencies: List<LLFirSession>,
-        destination: MutableList<FirSymbolProvider>,
-    ) {
-        val dependencyProviders = buildList {
-            dependencies.forEach { session ->
-                when (val dependencyProvider = session.symbolProvider) {
-                    is LLFirModuleWithDependenciesSymbolProvider -> addAll(dependencyProvider.providers)
-                    else -> add(dependencyProvider)
-                }
-            }
-        }
-
-        dependencyProviders.mergeDependencySymbolProvidersInto(session, destination)
-    }
-
-    /**
-     * Merges dependency symbol providers of the same kind if possible. The merged symbol provider usually delegates to its subordinate
-     * symbol providers to preserve session semantics, but it will have some form of advantage over individual symbol providers (such as
-     * querying an index once instead of N times).
-     *
-     * [session] should be the session of the dependent module. Because all symbol providers are tied to a session, we need a session to
-     * create a combined symbol provider.
-     */
-    private fun List<FirSymbolProvider>.mergeDependencySymbolProvidersInto(
-        session: LLFirSession,
-        destination: MutableList<FirSymbolProvider>,
-    ) {
-        SymbolProviderMerger(this, destination).apply {
-            merge<LLFirProvider.SymbolProvider> { LLFirCombinedKotlinSymbolProvider.merge(session, project, it) }
-            merge<JavaSymbolProvider> { LLFirCombinedJavaSymbolProvider.merge(session, project, it) }
-            merge<FirExtensionSyntheticFunctionInterfaceProvider> { LLFirCombinedSyntheticFunctionSymbolProvider.merge(session, it) }
-            finish()
-        }
-    }
-
-    private class SymbolProviderMerger(
-        symbolProviders: List<FirSymbolProvider>,
-        private val destination: MutableList<FirSymbolProvider>
-    ) {
-        private var remainingSymbolProviders = symbolProviders
-
-        inline fun <reified A : FirSymbolProvider> merge(create: (List<A>) -> FirSymbolProvider?) {
-            val (specificSymbolProviders, remainingSymbolProviders) = remainingSymbolProviders.partitionIsInstance<_, A>()
-            destination.addIfNotNull(create(specificSymbolProviders))
-            this.remainingSymbolProviders = remainingSymbolProviders
-        }
-
-        fun finish() {
-            destination.addAll(remainingSymbolProviders)
-            remainingSymbolProviders = emptyList()
+    private fun createPlatformAwareSessionFactory(module: KtModule): LLFirAbstractSessionFactory {
+        val targetPlatform = module.platform
+        return when {
+            targetPlatform.all { it is JvmPlatform } -> LLFirJvmSessionFactory(project)
+            targetPlatform.all { it is JsPlatform } -> LLFirJsSessionFactory(project)
+            targetPlatform.all { it is NativePlatform } -> LLFirNativeSessionFactory(project)
+            else -> LLFirCommonSessionFactory(project)
        }
    }
 }
@@ -50,9 +50,10 @@ object FirNativeSessionFactory : FirAbstractSessionFactory() {
                ).apply {
                    bindSession(session)
                }
+                val kotlinLibraries = resolvedLibraries.map { it.library }
                listOfNotNull(
-                    KlibBasedSymbolProvider(session, moduleDataProvider, kotlinScopeProvider, resolvedLibraries.map { it.library }),
-                    NativeForwardDeclarationsSymbolProvider(session, forwardDeclarationsModuleData, kotlinScopeProvider, resolvedLibraries),
+                    KlibBasedSymbolProvider(session, moduleDataProvider, kotlinScopeProvider, kotlinLibraries),
+                    NativeForwardDeclarationsSymbolProvider(session, forwardDeclarationsModuleData, kotlinScopeProvider, kotlinLibraries),
                    FirBuiltinSymbolProvider(session, builtinsModuleData, kotlinScopeProvider),
                    FirExtensionSyntheticFunctionInterfaceProvider.createIfNeeded(session, builtinsModuleData, kotlinScopeProvider),
                    FirCloneableSymbolProvider(session, builtinsModuleData, kotlinScopeProvider),
@@ -24,10 +24,10 @@ import org.jetbrains.kotlin.fir.scopes.FirKotlinScopeProvider
 import org.jetbrains.kotlin.fir.symbols.impl.*
 import org.jetbrains.kotlin.fir.types.builder.buildResolvedTypeRef
 import org.jetbrains.kotlin.fir.types.constructClassType
+import org.jetbrains.kotlin.library.KotlinLibrary
 import org.jetbrains.kotlin.library.includedForwardDeclarations
 import org.jetbrains.kotlin.library.isInterop
 import org.jetbrains.kotlin.library.metadata.impl.ForwardDeclarationKind
-import org.jetbrains.kotlin.library.metadata.resolver.KotlinResolvedLibrary
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.name.Name
@@ -36,7 +36,7 @@ class NativeForwardDeclarationsSymbolProvider(
    session: FirSession,
    private val forwardDeclarationsModuleData: FirModuleData,
    private val kotlinScopeProvider: FirKotlinScopeProvider,
-    private val resolvedLibraries: Collection<KotlinResolvedLibrary>,
+    private val kotlinLibraries: Collection<KotlinLibrary>,
 ) : FirSymbolProvider(session) {
    private companion object {
        private val validPackages = ForwardDeclarationKind.packageFqNameToKind.keys
@@ -44,8 +44,7 @@ class NativeForwardDeclarationsSymbolProvider(

    private val includedForwardDeclarations: Set<ClassId> by lazy {
        buildSet {
-            for (resolvedLibrary in resolvedLibraries) {
-                val library = resolvedLibrary.library
+            for (library in kotlinLibraries) {
                if (!library.isInterop) continue

                for (fqName in library.includedForwardDeclarations) {