KT-53090 Support -Xlambdas=indy for anonymous functions

compiler/testData/codegen/box/invokedynamic/lambdas/anyAnnotationDisablesIndyLambdaGeneration.kt

@@ -0,0 +1,22 @@
+// LAMBDAS: INDY
+// TARGET_BACKEND: JVM
+// JVM_TARGET: 1.8
+// WITH_STDLIB
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 0 java/lang/invoke/LambdaMetafactory
+
+import kotlin.jvm.internal.Lambda
+
+@Target(AnnotationTarget.EXPRESSION)
+@Retention(AnnotationRetention.SOURCE)
+public annotation class SomeAnnotation
+
+fun box(): String {
+    assert((@SomeAnnotation {}) is Lambda<*>)
+    assert((@SomeAnnotation fun () {}) is Lambda<*>)
+    assert((@SomeAnnotation fun Any.() {}) is Lambda<*>)
+
+    return "OK"
+}

compiler/testData/codegen/box/invokedynamic/lambdas/lambdaMetadataFactoryIsNotUsed.kt

@@ -0,0 +1,31 @@
+// LAMBDAS: INDY
+// TARGET_BACKEND: JVM_IR
+// JVM_TARGET: 1.8
+// WITH_STDLIB
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 0 java/lang/invoke/LambdaMetafactory
+
+
+fun box(): String {
+    suspend {}
+
+    fun (a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+         p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any, w: Any) = "one too many"
+
+    fun Any.(a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+             p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any) = "one too many"
+
+    { a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+      p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any, w: Any -> "one too many" }
+
+    fun local(a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+               p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any, w: Any) = "one too many"
+    { a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+      p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any, w: Any ->
+        local(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, w)
+    }
+
+    return "OK"
+}

compiler/testData/codegen/box/invokedynamic/lambdas/lambdaMetafactoryIsUsed.kt

@@ -0,0 +1,47 @@
+// LAMBDAS: INDY
+// TARGET_BACKEND: JVM_IR
+// JVM_TARGET: 1.8
+// WITH_STDLIB
+
+// CHECK_BYTECODE_TEXT
+// JVM_IR_TEMPLATES
+// 14 java/lang/invoke/LambdaMetafactory
+
+
+fun box(): String {
+    var captureMe = 0
+
+    fun () {} // 1
+    fun (a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+         p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any) = "just enough" // 2
+    fun () = ++captureMe // 3
+    fun (vararg x: Int) = x // 4
+
+    fun Any.() {} // 5
+    fun Any.(a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+             p: Any, q: Any, r: Any, s: Any, t: Any, u: Any) = "just enough" // 6
+    fun () = ++captureMe // 7
+    fun Any.(vararg x: Int) = x // 8
+
+
+    {} // 9
+    { a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+      p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any -> "just enough" } // 10
+    { ++captureMe } // 11
+
+
+    fun local1() {}
+    { local1() } // 12
+
+    fun local2(a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+         p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any) = "just enough"
+    { a: Any, b: Any, c: Any, d: Any, e: Any, f: Any, g: Any, h: Any, i: Any, j: Any, k: Any, l: Any, m: Any, n: Any, o: Any,
+      p: Any, q: Any, r: Any, s: Any, t: Any, u: Any, v: Any ->
+        local2(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v)
+    } // 13
+
+    fun local3() = ++captureMe
+    { local3() } // 14
+
+    return "OK"
+}