Introduce support for plugin-defined intrinsics in JVM IR backend:

Add intrinsic for kotlinx.serialization.serializer<T>() function.

Plugin intrinsic for old backend is removed because it is too hard
and unjustifiable to unify them.

compiler/ir/backend.common/build.gradle.kts

@@ -10,6 +10,7 @@ dependencies {
     api(project(":compiler:ir.tree"))
     api(project(":compiler:ir.interpreter"))
     compileOnly(intellijCore())
+    compileOnly(commonDependency("org.jetbrains.intellij.deps:asm-all"))
 }
 
 sourceSets {

compiler/ir/backend.common/src/org/jetbrains/kotlin/backend/common/extensions/IrGenerationExtension.kt

@@ -5,9 +5,15 @@
 
 package org.jetbrains.kotlin.backend.common.extensions
 
+import org.jetbrains.org.objectweb.asm.tree.InsnList
+import org.jetbrains.org.objectweb.asm.tree.MethodInsnNode
+import org.jetbrains.kotlin.backend.common.BackendContext
+import org.jetbrains.kotlin.descriptors.ModuleDescriptor
 import org.jetbrains.kotlin.extensions.ProjectExtensionDescriptor
 import org.jetbrains.kotlin.ir.declarations.IrModuleFragment
 import org.jetbrains.kotlin.ir.linkage.IrDeserializer
+import org.jetbrains.kotlin.ir.symbols.IrFunctionSymbol
+import org.jetbrains.kotlin.ir.types.IrType
 
 interface IrGenerationExtension : IrDeserializer.IrLinkerExtension {
     companion object :
@@ -16,4 +22,15 @@ interface IrGenerationExtension : IrDeserializer.IrLinkerExtension {
         )
 
     fun generate(moduleFragment: IrModuleFragment, pluginContext: IrPluginContext)
+
+    // TODO: normal dependency & typing
+    fun retrieveIntrinsic(symbol: IrFunctionSymbol): Any? = null
+
+
+    fun applyPluginDefinedReifiedOperationMarker(
+        insn: MethodInsnNode,
+        instructions: InsnList,
+        type: IrType,
+        jvmBackendContext: BackendContext,
+    ): Int = -1
 }