Add JVM target bytecode version 14

#KT-38413 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/AnnotationCodegen.java

@@ -40,7 +40,6 @@ import org.jetbrains.kotlin.types.FlexibleType;
 import org.jetbrains.kotlin.types.FlexibleTypesKt;
 import org.jetbrains.kotlin.types.KotlinType;
 import org.jetbrains.kotlin.types.TypeUtils;
-import org.jetbrains.kotlin.types.checker.SimpleClassicTypeSystemContext;
 import org.jetbrains.org.objectweb.asm.*;
 
 import java.lang.annotation.*;
@@ -254,12 +253,11 @@ public abstract class AnnotationCodegen {
         jvm8.put(KotlinTarget.TYPE, ElementType.TYPE_USE);
 
         annotationTargetMaps.put(JvmTarget.JVM_1_6, jvm6);
-        annotationTargetMaps.put(JvmTarget.JVM_1_8, jvm8);
-        annotationTargetMaps.put(JvmTarget.JVM_9, jvm8);
-        annotationTargetMaps.put(JvmTarget.JVM_10, jvm8);
-        annotationTargetMaps.put(JvmTarget.JVM_11, jvm8);
-        annotationTargetMaps.put(JvmTarget.JVM_12, jvm8);
-        annotationTargetMaps.put(JvmTarget.JVM_13, jvm8);
+        for (JvmTarget target : JvmTarget.values()) {
+            if (target != JvmTarget.JVM_1_6) {
+                annotationTargetMaps.put(target, jvm8);
+            }
+        }
     }
 
     private void generateTargetAnnotation(

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -70,7 +70,7 @@ class K2JVMCompilerArguments : CommonCompilerArguments() {
     @Argument(
         value = "-jvm-target",
         valueDescription = "<version>",
-        description = "Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12 or 13), default is 1.6"
+        description = "Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6"
     )
     var jvmTarget: String? by NullableStringFreezableVar(JvmTarget.DEFAULT.description)
 

compiler/config.jvm/src/org/jetbrains/kotlin/config/JvmTarget.kt

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 package org.jetbrains.kotlin.config
 
 import org.jetbrains.kotlin.platform.TargetPlatformVersion
@@ -28,6 +27,7 @@ enum class JvmTarget(override val description: String) : TargetPlatformVersion {
     JVM_11("11"),
     JVM_12("12"),
     JVM_13("13"),
+    JVM_14("14"),
     ;
 
     val bytecodeVersion: Int by lazy {
@@ -39,6 +39,7 @@ enum class JvmTarget(override val description: String) : TargetPlatformVersion {
             JVM_11 -> Opcodes.V11
             JVM_12 -> Opcodes.V12
             JVM_13 -> Opcodes.V12 + 1
+            JVM_14 -> Opcodes.V12 + 2
         }
     }
 

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/AdditionalClassAnnotationLowering.kt

@@ -188,15 +188,9 @@ private class AdditionalClassAnnotationLowering(private val context: JvmBackendC
     )
 
     private val annotationTargetMaps: Map<JvmTarget, Map<KotlinTarget, IrEnumEntry>> =
-        mapOf(
-            JvmTarget.JVM_1_6 to jvm6TargetMap,
-            JvmTarget.JVM_1_8 to jvm8TargetMap,
-            JvmTarget.JVM_9 to jvm8TargetMap,
-            JvmTarget.JVM_10 to jvm8TargetMap,
-            JvmTarget.JVM_11 to jvm8TargetMap,
-            JvmTarget.JVM_12 to jvm8TargetMap,
-            JvmTarget.JVM_13 to jvm8TargetMap
-        )
+        JvmTarget.values().associate { target ->
+            target to (if (target == JvmTarget.JVM_1_6) jvm6TargetMap else jvm8TargetMap)
+        }
 
     private fun generateTargetAnnotation(irClass: IrClass) {
         if (irClass.hasAnnotation(FqName("java.lang.annotation.Target"))) return

compiler/testData/cli/jvm/help.out

@@ -6,7 +6,7 @@ where possible options include:
   -include-runtime           Include Kotlin runtime into the resulting JAR
   -java-parameters           Generate metadata for Java 1.8 reflection on method parameters
   -jdk-home <path>           Include a custom JDK from the specified location into the classpath instead of the default JAVA_HOME
-  -jvm-target <version>      Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12 or 13), default is 1.6
+  -jvm-target <version>      Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6
   -module-name <name>        Name of the generated .kotlin_module file
   -no-jdk                    Don't automatically include the Java runtime into the classpath
   -no-reflect                Don't automatically include Kotlin reflection into the classpath

compiler/testData/cli/jvm/wrongJvmTargetVersion.out

@@ -1,3 +1,3 @@
 error: unknown JVM target version: 1.5
-Supported versions: 1.6, 1.8, 9, 10, 11, 12, 13
+Supported versions: 1.6, 1.8, 9, 10, 11, 12, 13, 14
 COMPILATION_ERROR

libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinJvmOptions.kt

@@ -23,8 +23,8 @@ interface KotlinJvmOptions  : org.jetbrains.kotlin.gradle.dsl.KotlinCommonOption
      var jdkHome: kotlin.String?
 
     /**
-     * Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12 or 13), default is 1.6
-     * Possible values: "1.6", "1.8", "9", "10", "11", "12", "13"
+     * Target version of the generated JVM bytecode (1.6, 1.8, 9, 10, 11, 12, 13 or 14), default is 1.6
+     * Possible values: "1.6", "1.8", "9", "10", "11", "12", "13", "14"
      * Default value: "1.6"
      */
      var jvmTarget: kotlin.String