Optimize const vals by inlining them at use sites

#KT-11734 Fixed
 #KT-13570 Fixed

compiler/testData/codegen/box/properties/kt12200Const.kt

@@ -1,43 +0,0 @@
-// TODO: muted automatically, investigate should it be ran for JS or not
-// IGNORE_BACKEND: JS
-
-//WITH_RUNTIME
-//FULL_JDK
-//NOTE this test should be removed if Kotlin const properties will became inlined
-
-import java.lang.reflect.Field
-import java.lang.reflect.Modifier
-
-object ThingTemplate {
-    const val prop = 0
-}
-
-class ThingVal {
-    val prop = ThingTemplate.prop
-}
-
-class ThingVar {
-    var prop = ThingTemplate.prop
-}
-
-
-fun box() : String {
-    val template = ThingTemplate;
-    val javaClass = ThingTemplate::class.java
-    val field = javaClass.getDeclaredField("prop")!!
-    field.isAccessible = true
-
-    val modifiersField = Field::class.java!!.getDeclaredField("modifiers")
-    modifiersField.isAccessible = true
-    modifiersField.setInt(field, field.modifiers and Modifier.FINAL.inv())
-
-    field.set(null, 1)
-
-    val thingVal = ThingVal()
-    if (thingVal.prop != 1) return "fail 1"
-
-    val thingVar = ThingVar()
-    if (thingVar.prop != 1) return "fail 2"
-
-    return "OK"
-}

compiler/testData/codegen/bytecodeText/constProperty/noInline.kt

@@ -1,3 +1,5 @@
+// LANGUAGE_VERSION: 1.0
+
 const val z = 0
 
 fun a() {

compiler/testData/codegen/bytecodeText/constProperty/noInlineInCmp.kt

@@ -1,3 +1,5 @@
+// LANGUAGE_VERSION: 1.0
+
 const val z = 0
 
 fun a() {

compiler/testData/codegen/bytecodeText/lazyCodegen/inlineConstInsideComparison.kt

@@ -0,0 +1,9 @@
+const val one = 1
+const val two = 2
+
+fun test1() {
+    if (!(one < two)) {
+        val p = 1
+    }
+}
+// 0 IF

compiler/testData/codegen/bytecodeText/lazyCodegen/negateConstantCompare.kt

@@ -1,3 +1,5 @@
+// LANGUAGE_VERSION: 1.0
+
 const val one = 1
 const val two = 2
 

compiler/testData/codegen/bytecodeText/when/inlineConstValsInsideWhen.kt

@@ -0,0 +1,17 @@
+const val A = 10
+private const val B = 20
+
+object Constants {
+    const val C = 30
+}
+
+fun foo(state: Int) {
+    when (state) {
+        A -> return
+        B -> return
+        Constants.C -> return
+        else -> return
+    }
+}
+
+// 1 LOOKUPSWITCH

compiler/testData/codegen/bytecodeText/when/qualifiedConstValsInsideWhen.kt

@@ -0,0 +1,20 @@
+object Constants {
+    const val A = 30
+    const val B = 40
+}
+
+class ClassConstants {
+    companion object {
+        const val C = 50
+    }
+}
+fun foo(state: Int) {
+    when (state) {
+        Constants.A -> return
+        Constants.B -> return
+        ClassConstants.C -> return
+        else -> return
+    }
+}
+
+// 1 LOOKUPSWITCH

compiler/testData/codegen/bytecodeText/when/simpleConstValsInsideWhen.kt

@@ -0,0 +1,16 @@
+const val A = 10
+private const val B = 20
+
+object Constants {
+    const val C = 30
+}
+
+fun foo(state: Int) {
+    when (state) {
+        A -> return
+        B -> return
+        else -> return
+    }
+}
+
+// 1 LOOKUPSWITCH

compiler/testData/codegen/bytecodeText/whenStringOptimization/inlineStringConstInsideWhen.kt

@@ -0,0 +1,12 @@
+const val y = "cde"
+
+fun foo(x : String) : String {
+    when (x) {
+        "abc", "${y}" -> return "abc_cde"
+        "e" + "fg", "ghi" -> return "efg_ghi"
+    }
+
+    return "other"
+}
+
+// 1 LOOKUPSWITCH

compiler/testData/codegen/bytecodeText/whenStringOptimization/nonInlinedConst.kt

@@ -1,3 +1,5 @@
+// LANGUAGE_VERSION: 1.0
+
 const val y = "cde"
 
 fun foo(x : String) : String {

compiler/testData/codegen/dumpDeclarations/multifileFacadeMembers.json

@@ -38,8 +38,7 @@
 			{"visibility": "public",	"declaration": "fun publicFun(): kotlin.Unit", "name": "publicFun", "desc": "()V"},
 			{"visibility": "internal",	"declaration": "fun internalFun(param1: kotlin.Int): kotlin.Unit", "name": "internalFun", "desc": "(I)V"},
 			{"visibility": "private",	"declaration": "fun privateFun(x: kotlin.Any): kotlin.Unit", "name": "privateFun$MultifileFacade__Part2Kt", "desc": "(Ljava/lang/Object;)V"},
-			{"visibility": "private",	"declaration": "fun privateFun(x: kotlin.Any): kotlin.Unit", "name": "access$privateFun", "desc": "(Ljava/lang/Object;)V"},
-			{"visibility": "private",	"declaration": "fun <get-privateConst>(): kotlin.Int", "name": "access$getPrivateConst$p", "desc": "()I"}
+			{"visibility": "private",	"declaration": "fun privateFun(x: kotlin.Any): kotlin.Unit", "name": "access$privateFun", "desc": "(Ljava/lang/Object;)V"}
 		]
 	},
 	{

compiler/testData/codegen/dumpDeclarations/topLevelMembers.json

@@ -42,8 +42,7 @@
 			{"visibility": "private",	"declaration": "fun privateFun(x: kotlin.Any?): kotlin.Unit", "name": "access$privateFun", "desc": "(Ljava/lang/Object;)V"},
 			{"visibility": "private",	"declaration": "fun <get-privateVal>(): kotlin.Any?", "name": "access$getPrivateVal$p", "desc": "()Ljava/lang/Object;"},
 			{"visibility": "private",	"declaration": "fun <get-privateVar>(): kotlin.Any?", "name": "access$getPrivateVar$p", "desc": "()Ljava/lang/Object;"},
-			{"visibility": "private",	"declaration": "fun <set-privateVar>(<set-?>: kotlin.Any?): kotlin.Unit", "name": "access$setPrivateVar$p", "desc": "(Ljava/lang/Object;)V"},
-			{"visibility": "private",	"declaration": "fun <get-privateConst>(): kotlin.Int", "name": "access$getPrivateConst$p", "desc": "()I"}
+			{"visibility": "private",	"declaration": "fun <set-privateVar>(<set-?>: kotlin.Any?): kotlin.Unit", "name": "access$setPrivateVar$p", "desc": "(Ljava/lang/Object;)V"}
 		]
 	}
 ]