Remove dependency of module 'backend' on 'backend.jvm' and 'ir.tree'

This breaks the circular dependency between 'backend' and 'backend.jvm'

compiler/tests-common/org/jetbrains/kotlin/codegen/GenerationUtils.kt

@@ -17,11 +17,13 @@
 package org.jetbrains.kotlin.codegen
 
 import com.intellij.psi.search.GlobalSearchScope
+import org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory
 import org.jetbrains.kotlin.cli.common.output.outputUtils.writeAllTo
 import org.jetbrains.kotlin.cli.jvm.compiler.JvmPackagePartProvider
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
 import org.jetbrains.kotlin.codegen.state.GenerationState
 import org.jetbrains.kotlin.config.CompilerConfiguration
+import org.jetbrains.kotlin.config.JVMConfigurationKeys
 import org.jetbrains.kotlin.descriptors.PackagePartProvider
 import org.jetbrains.kotlin.psi.KtFile
 import org.jetbrains.kotlin.resolve.AnalyzingUtils
@@ -64,7 +66,8 @@ object GenerationUtils {
 
         val state = GenerationState(
                 files.first().project, classBuilderFactory, analysisResult.moduleDescriptor, analysisResult.bindingContext,
-                files, configuration
+                files, configuration,
+                codegenFactory = if (configuration.getBoolean(JVMConfigurationKeys.IR)) JvmIrCodegenFactory else DefaultCodegenFactory
         )
         if (analysisResult.shouldGenerateCode) {
             KotlinCodegenFacade.compileCorrectFiles(state, CompilationErrorHandler.THROW_EXCEPTION)

compiler/tests-common/tests-common.iml

@@ -30,5 +30,6 @@
     <orderEntry type="library" scope="TEST" name="junit-4.12" level="project" />
     <orderEntry type="library" name="intellij-core" level="project" />
     <orderEntry type="library" name="idea-full" level="project" />
+    <orderEntry type="module" module-name="backend.jvm" />
   </component>
 </module>