[K/JS] Use intrinsics instead of new functions in IR backend.

libraries/stdlib/api/js/kotlin.js.kt

@@ -17,7 +17,7 @@ public external fun eval(expr: kotlin.String): dynamic
 
 public external fun js(code: kotlin.String): dynamic
 
-/*∆*/ public fun jsTypeOf(value_hack: kotlin.Any?): kotlin.String
+/*∆*/ public external fun jsTypeOf(a: kotlin.Any?): kotlin.String
 
 public fun json(vararg pairs: kotlin.Pair<kotlin.String, kotlin.Any?>): kotlin.js.Json
 

libraries/stdlib/js-ir/runtime/jsIntrinsics.kt

@@ -117,6 +117,10 @@ internal fun jsBitShiftL(a: Any?, b: Any?): Int
 @JsIntrinsic
 internal fun jsInstanceOfIntrinsic(a: Any?, b: Any?): Boolean
 
+// @JsIntrinsic
+//  To prevent people to insert @OptIn every time
+public external fun jsTypeOf(a: Any?): String
+
 @JsIntrinsic
 internal fun jsNewTarget(a: Any?): Any?
 
@@ -216,4 +220,4 @@ internal fun <reified T : Any> jsClassIntrinsic(): JsClass<T>
 internal fun jsInIntrinsic(lhs: Any?, rhs: Any): Boolean
 
 @JsIntrinsic
-internal fun jsDelete(e: Any?)
+internal fun jsDelete(e: Any?)

libraries/stdlib/js-ir/runtime/runtimeForStdLib.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+package kotlin.js
+
+// Inlined intrinsics for backward compatibility with already implemented functions in stdlib for old JS backend
+@OptIn(JsIntrinsic::class)
+@kotlin.internal.InlineOnly
+internal inline fun jsDeleteProperty(obj: dynamic, property: Any) = jsDelete(obj[property])
+
+@OptIn(JsIntrinsic::class)
+@kotlin.internal.InlineOnly
+internal inline fun jsBitwiseOr(lhs: Any?, rhs: Any?): Int = jsBitOr(lhs, rhs)
+
+@OptIn(JsIntrinsic::class)
+@kotlin.internal.InlineOnly
+internal inline fun jsBitwiseAnd(lhs: Any?, rhs: Any?): Int = jsBitAnd(lhs, rhs)
+
+@OptIn(JsIntrinsic::class)
+@kotlin.internal.InlineOnly
+internal inline fun jsInstanceOf(obj: Any?, jsClass: Any?): Boolean = jsInstanceOfIntrinsic(obj, jsClass)
+
+@OptIn(JsIntrinsic::class)
+@kotlin.internal.InlineOnly
+internal inline fun jsIn(lhs: Any?, rhs: Any): Boolean = jsInIntrinsic(lhs, rhs)

libraries/stdlib/js-ir/src/kotlin/jsOperators.kt

@@ -1,35 +0,0 @@
-/*
- * Copyright 2010-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
- * that can be found in the license/LICENSE.txt file.
- */
-
-@file:Suppress("UNUSED_PARAMETER")
-
-package kotlin.js
-
-// Parameters are suffixed with `_hack` as a workaround for Namer.
-// TODO: Implemet as compiler intrinsics
-
-/**
- * Function corresponding to JavaScript's `typeof` operator
- */
-public fun jsTypeOf(value_hack: Any?): String =
-    js("typeof value_hack").unsafeCast<String>()
-
-internal fun jsDeleteProperty(obj_hack: Any, property_hack: Any) {
-    js("delete obj_hack[property_hack]")
-}
-
-internal fun jsBitwiseOr(lhs_hack: Any?, rhs_hack: Any?): Int =
-    js("lhs_hack | rhs_hack").unsafeCast<Int>()
-
-internal fun jsBitwiseAnd(lhs_hack: Any?, rhs_hack: Any?): Int =
-    js("lhs_hack & rhs_hack").unsafeCast<Int>()
-
-internal fun jsInstanceOf(obj_hack: Any?, jsClass_hack: Any?): Boolean =
-    js("obj_hack instanceof jsClass_hack").unsafeCast<Boolean>()
-
-// Returns true if the specified property is in the specified object or its prototype chain.
-internal fun jsIn(lhs_hack: Any?, rhs_hack: Any): Boolean =
-    js("lhs_hack in rhs_hack").unsafeCast<Boolean>()
-