[K/N][IR][codegen] Preliminary support of per-file caches

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2NativeCompilerArguments.kt

@@ -205,14 +205,6 @@ class K2NativeCompilerArguments : CommonCompilerArguments() {
     var generateDebugTrampolineString: String? = null
 
 
-    @Argument(
-        value = MAKE_CACHE,
-        valueDescription = "<path>",
-        description = "Path of the library to be compiled to cache",
-        delimiter = ""
-    )
-    var librariesToCache: Array<String>? = null
-
     @Argument(
         value = ADD_CACHE,
         valueDescription = "<path>",
@@ -221,6 +213,14 @@ class K2NativeCompilerArguments : CommonCompilerArguments() {
     )
     var libraryToAddToCache: String? = null
 
+    @Argument(
+        value = "-Xfile-to-cache",
+        valueDescription = "<path>",
+        description = "Path to file to cache",
+        delimiter = ""
+    )
+    var fileToCache: String? = null
+
     @Argument(value = "-Xexport-kdoc", description = "Export KDoc in framework header")
     var exportKDoc: Boolean = false
 
@@ -415,7 +415,6 @@ class K2NativeCompilerArguments : CommonCompilerArguments() {
         const val STATIC_FRAMEWORK_FLAG = "-Xstatic-framework"
         const val INCLUDE_ARG = "-Xinclude"
         const val CACHED_LIBRARY = "-Xcached-library"
-        const val MAKE_CACHE = "-Xmake-cache"
         const val ADD_CACHE = "-Xadd-cache"
         const val SHORT_MODULE_NAME_ARG = "-Xshort-module-name"
     }

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

@@ -87,9 +87,8 @@ class FakeOverrideBuilder(
         fakeOverrideCandidates[clazz] = compatibilityMode
     }
 
-    private fun buildFakeOverrideChainsForClass(clazz: IrClass, compatibilityMode: CompatibilityMode) {
-        if (haveFakeOverrides.contains(clazz)) return
-        if (!platformSpecificClassFilter.needToConstructFakeOverrides(clazz)) return
+    private fun buildFakeOverrideChainsForClass(clazz: IrClass, compatibilityMode: CompatibilityMode): Boolean {
+        if (haveFakeOverrides.contains(clazz)) return true
 
         val superTypes = clazz.superTypes
 
@@ -99,15 +98,18 @@ class FakeOverrideBuilder(
 
         superClasses.forEach { superClass ->
             val mode = fakeOverrideCandidates[superClass] ?: compatibilityMode
-            buildFakeOverrideChainsForClass(superClass, mode)
-            haveFakeOverrides.add(superClass)
+            if (buildFakeOverrideChainsForClass(superClass, mode))
+                haveFakeOverrides.add(superClass)
         }
 
+        if (!platformSpecificClassFilter.needToConstructFakeOverrides(clazz)) return false
+
         fakeOverrideDeclarationTable.run {
             inFile(clazz.fileOrNull) {
                 irOverridingUtil.buildFakeOverridesForClass(clazz, compatibilityMode.oldSignatures)
             }
         }
+        return true
     }
 
     override fun linkFunctionFakeOverride(declaration: IrFakeOverrideFunction, compatibilityMode: Boolean) {

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

@@ -183,7 +183,7 @@ class IrKlibBytesSource(private val klib: IrLibrary, private val fileIndex: Int)
     override fun debugInfo(index: Int): ByteArray? = klib.debugInfo(index, fileIndex)
 }
 
-internal fun IrLibraryFile.deserializeFqName(fqn: List<Int>): String =
+fun IrLibraryFile.deserializeFqName(fqn: List<Int>): String =
     fqn.joinToString(".", transform = ::string)
 
 fun IrLibraryFile.createFile(module: IrModuleFragment, fileProto: ProtoFile): IrFile {