diff --git a/backend.native/backend.native.patch b/backend.native/backend.native.patch
deleted file mode 100644
index e807e9881aa..00000000000
--- a/backend.native/backend.native.patch
+++ /dev/null
@@ -1,34 +0,0 @@
-diff --git a/compiler/backend/backend.iml b/compiler/backend/backend.iml
-index 35bbf20..cfbb3dc 100644
---- a/compiler/backend/backend.iml
-+++ b/compiler/backend/backend.iml
-@@ -15,5 +15,6 @@
-     <orderEntry type="module" module-name="util" />
-     <orderEntry type="module" module-name="backend.jvm" />
-     <orderEntry type="module" module-name="ir.tree" />
-+    <orderEntry type="module" module-name="backend.native" />
-   </component>
- </module>
-\ No newline at end of file
-diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/state/GenerationState.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/state/GenerationState.kt
-index 39077d2..f0cbb87 100644
---- a/compiler/backend/src/org/jetbrains/kotlin/codegen/state/GenerationState.kt
-+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/state/GenerationState.kt
-@@ -20,6 +20,7 @@ import com.intellij.openapi.project.Project
- import com.intellij.openapi.util.ModificationTracker
- import com.intellij.psi.PsiElement
- import org.jetbrains.kotlin.backend.jvm.JvmIrCodegenFactory
-+import org.jetbrains.kotlin.backend.native.NativeIrCodegenFactory
- import org.jetbrains.kotlin.builtins.ReflectionTypes
- import org.jetbrains.kotlin.codegen.*
- import org.jetbrains.kotlin.codegen.`when`.MappingsClassesForWhenByEnum
-@@ -69,7 +70,8 @@ class GenerationState @JvmOverloads constructor(
-         // TODO: get rid of it with the proper module infrastructure
-         val outDirectory: File? = null,
-         private val onIndependentPartCompilationEnd: GenerationStateEventCallback = GenerationStateEventCallback.DO_NOTHING,
--        val codegenFactory: CodegenFactory = if (configuration.getBoolean(JVMConfigurationKeys.IR)) JvmIrCodegenFactory else DefaultCodegenFactory
-+        //val codegenFactory: CodegenFactory = if (configuration.getBoolean(JVMConfigurationKeys.IR)) NativeIrCodegenFactory else DefaultCodegenFactory
-+        val codegenFactory: CodegenFactory = NativeIrCodegenFactory
- ) {
-     abstract class GenerateClassFilter {
-         abstract fun shouldAnnotateClass(processingClassOrObject: KtClassOrObject): Boolean
diff --git a/backend.native/fix_core_imports.patch b/backend.native/fix_core_imports.patch
deleted file mode 100644
index 771b8cf1950..00000000000
--- a/backend.native/fix_core_imports.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-diff --git a/core/builtins/src/kotlin/Progressions.kt b/core/builtins/src/kotlin/Progressions.kt
-index 704d49f..509baaa 100644
---- a/core/builtins/src/kotlin/Progressions.kt
-+++ b/core/builtins/src/kotlin/Progressions.kt
-@@ -18,6 +18,7 @@
- 
- package kotlin.ranges
- 
-+import java.lang.IllegalArgumentException
- import kotlin.internal.getProgressionLastElement
- 
- /**
-diff --git a/core/builtins/src/kotlin/internal/progressionUtil.kt b/core/builtins/src/kotlin/internal/progressionUtil.kt
-index 026c99f..f7a222e 100644
---- a/core/builtins/src/kotlin/internal/progressionUtil.kt
-+++ b/core/builtins/src/kotlin/internal/progressionUtil.kt
-@@ -16,6 +16,8 @@
- 
- package kotlin.internal
- 
-+import java.lang.IllegalArgumentException
-+
- // a mod b (in arithmetical sense)
- private fun mod(a: Int, b: Int): Int {
-     val mod = a % b
diff --git a/backend.native/frontend.patch b/backend.native/frontend.patch
deleted file mode 100644
index 67ecb985ce4..00000000000
--- a/backend.native/frontend.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/compiler/frontend/frontend.iml b/compiler/frontend/frontend.iml
-index 15545cc..00b8bed 100644
---- a/compiler/frontend/frontend.iml
-+++ b/compiler/frontend/frontend.iml
-@@ -15,5 +15,6 @@
-     <orderEntry type="module" module-name="container" exported="" />
-     <orderEntry type="library" scope="TEST" name="kotlin-test" level="project" />
-     <orderEntry type="module" module-name="resolution" exported="" />
-+    <orderEntry type="module" module-name="runtime.jvm" />
-   </component>
- </module>
-\ No newline at end of file
diff --git a/backend.native/update_dependencies.xml.patch b/backend.native/update_dependencies.xml.patch
deleted file mode 100644
index edc9ee99bff..00000000000
--- a/backend.native/update_dependencies.xml.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/update_dependencies.xml b/update_dependencies.xml
-index cbfcb42..b5c029f 100644
---- a/update_dependencies.xml
-+++ b/update_dependencies.xml
-@@ -74,7 +74,7 @@
- 
-     <target name="jb_update" depends="fetch-third-party,fetch-annotations" description="Update dependencies for JB local network">
-         <execute_update_with_idea_maven_artifacts
--            base.url="http://jetbrains-com-mirror.labs.intellij.net/intellij-repository/releases/com/jetbrains/intellij/idea"
-+            base.url="http://www.jetbrains.com/intellij-repository/releases/com/jetbrains/intellij/idea"
-             idea.maven.version="${ideaVersion}"/>
-     </target>
-