Implement JS IR Phaser

js/js.tests/test/org/jetbrains/kotlin/js/test/BasicIrBoxTest.kt

@@ -135,6 +135,8 @@ abstract class BasicIrBoxTest(
             // TODO: split input files to some parts (global common, local common, test)
             .filterNot { it.virtualFilePath.contains(BasicBoxTest.COMMON_FILES_DIR_PATH) }
 
+//        config.configuration.put(CommonConfigurationKeys.EXCLUDED_ELEMENTS_FROM_DUMPING, setOf("<JS_IR_RUNTIME>"))
+
         val runtimeConfiguration = config.configuration.copy()
 
         // TODO: is it right in general? Maybe sometimes we need to compile with newer versions or with additional language features.
@@ -151,6 +153,7 @@ abstract class BasicIrBoxTest(
         )
 
         if (runtimeResult == null) {
+            runtimeConfiguration.put(CommonConfigurationKeys.MODULE_NAME, "JS_IR_RUNTIME")
             runtimeResult = compile(config.project, runtimeSources.map(::createPsiFile), runtimeConfiguration)
             runtimeFile.write(runtimeResult!!.generatedCode)
         }
@@ -159,6 +162,10 @@ abstract class BasicIrBoxTest(
         val dependencies = listOf(runtimeResult!!.moduleDescriptor) + dependencyNames.mapNotNull { compilationCache[it]?.moduleDescriptor }
         val irDependencies = listOf(runtimeResult!!.moduleFragment) + compilationCache.values.map { it.moduleFragment }
 
+//        config.configuration.put(CommonConfigurationKeys.PHASES_TO_DUMP_STATE, setOf("UnitMaterializationLowering"))
+//        config.configuration.put(CommonConfigurationKeys.PHASES_TO_DUMP_STATE_BEFORE, setOf("ReturnableBlockLowering"))
+//        config.configuration.put(CommonConfigurationKeys.PHASES_TO_DUMP_STATE_AFTER, setOf("MultipleCatchesLowering"))
+
         val result = compile(
             config.project,
             filesToCompile,