tests added

compiler/testData/codegen/bytecodeText/boxingOptimization/casts.kt

@@ -0,0 +1,22 @@
+
+inline fun <R, T> foo(x : R?, block : (R?) -> T) : T {
+    return block(x)
+}
+
+fun bar() {
+    foo(1) { x -> x!!.toLong() }
+    foo(1) { x -> x!!.toShort() }
+    foo(1L) { x -> x!!.toByte() }
+    foo(1L) { x -> x!!.toShort() }
+    foo('a') { x -> x!!.toDouble() }
+    foo(1.0) { x -> x!!.toByte() }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)
+// 1 I2L
+// 2 L2I
+// 2 I2S
+// 2 I2B
+// 1 I2D
+// 1 D2I

compiler/testData/codegen/bytecodeText/boxingOptimization/checkcastAndInstanceOf.kt

@@ -0,0 +1,23 @@
+
+inline fun <R, T> foo(x : R, y : R, block : (R) -> T) : T {
+    val a = x is Number
+    val b = x is Object
+
+    val a1 = x as Number
+    val b1 = x as Object
+
+    if (a && b) {
+        return block(x)
+    } else {
+        return block(y)
+    }
+}
+
+fun bar() {
+    foo(1, 2) { x -> x is Int }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)
+// 2 INSTANCEOF
+// 2 CHECKCAST

compiler/testData/codegen/bytecodeText/boxingOptimization/fold.kt

@@ -0,0 +1,13 @@
+
+fun foo() : Long {
+    val x = LongArray(5)
+
+    for (i in 0..4) {
+        x[i] = (i + 1).toLong()
+    }
+
+    return x.fold(0L) { x, y -> x + y }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)

compiler/testData/codegen/bytecodeText/boxingOptimization/nullCheck.kt

@@ -0,0 +1,17 @@
+
+inline fun <R, T> foo(x : R?, y : R?, block : (R?) -> T) : T {
+    if (x == null) {
+        return block(x)
+    } else {
+        return block(y)
+    }
+}
+
+fun bar() {
+    foo(1, 2) { x -> if (x != null) 1 else 2 }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)
+// 1 IFNULL
+// 0 IFNONNULL

compiler/testData/codegen/bytecodeText/boxingOptimization/progressions.kt

@@ -0,0 +1,37 @@
+
+inline fun <R, T : Iterable<R>> foo(x : T, block : (R) -> R) : R {
+    val y = x.iterator()
+    if (y.hasNext()) {
+        return block(y.next())
+    } else {
+        throw RuntimeException()
+    }
+}
+
+fun bar() {
+    foo((1..100)) { x -> x + 1 }
+    foo((1L..100L)) { x -> x + 1 }
+    foo((1.0.toDouble()..2.0.toDouble())) { x -> x + 1 }
+    foo((1.0f..2.0f)) { x -> x + 1 }
+    foo((1.toByte()..100.toByte())) { x -> x }
+    foo((1.toShort()..100.toShort())) { x -> x }
+    foo(('a'..'z')) { x -> x }
+
+    foo(IntRange(1, 100)) { x -> x + 1 }
+    foo(LongRange(1L, 100L)) { x -> x + 1 }
+    foo(DoubleRange(1.0, 2.0)) { x -> x + 1 }
+    foo(FloatRange(1.0f, 2.0f)) { x -> x + 1 }
+    foo(ByteRange(1.toByte(), 100.toByte())) { x -> x }
+    foo(ShortRange(1.toShort(), 100.toShort())) { x -> x }
+    foo(CharRange('a', 'z')) { x -> x }
+}
+
+// 1 next\s\(
+// 2 nextInt
+// 2 nextLong
+// 2 nextDouble
+// 2 nextFloat
+// 2 nextByte
+// 2 nextShort
+// 2 nextChar
+// 0 Value\s\(\)

compiler/testData/codegen/bytecodeText/boxingOptimization/safeCallWithElvis.kt

@@ -0,0 +1,9 @@
+class A(val x : Int, val y : A?)
+
+fun check(a : A?) : Int {
+    return a?.y?.x ?: (a?.x ?: 3)
+}
+
+// 0 valueOf
+// 0 Value\s\(\)
+// 0 ACONST_NULL

compiler/testData/codegen/bytecodeText/boxingOptimization/severalInlines.kt

@@ -0,0 +1,34 @@
+
+inline fun <R, T> foo(x : R, y : R, block : (R, R) -> T) : T {
+    return block(x, y)
+}
+
+fun bar() {
+    foo(1, 2) { x, y -> x + y }
+    foo(1L, 2L) { x, y -> x + y }
+    foo(1f, 2f) { x, y -> x + y }
+    foo(1.toDouble(), 2.toDouble()) { x, y -> x + y }
+    foo(1.toByte(), 2.toByte()) { x, y -> x + y }
+    foo(1.toShort(), 2.toShort()) { x, y -> x + y }
+    foo('a', 'b') { x, y -> x == y }
+    foo(true, false) { x, y -> x || y }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)
+// 1 LOCALVARIABLE x I L6 L11 5
+// 1 LOCALVARIABLE y I L6 L11 4
+// 1 LOCALVARIABLE x J L19 L24 6
+// 1 LOCALVARIABLE y J L19 L24 4
+// 1 LOCALVARIABLE x F L32 L37 5
+// 1 LOCALVARIABLE y F L32 L37 4
+// 1 LOCALVARIABLE x D L45 L50 6
+// 1 LOCALVARIABLE y D L45 L50 4
+// 1 LOCALVARIABLE x B L58 L63 5
+// 1 LOCALVARIABLE y B L58 L63 4
+// 1 LOCALVARIABLE x S L71 L76 5
+// 1 LOCALVARIABLE y S L71 L76 4
+// 1 LOCALVARIABLE x C L84 L91 5
+// 1 LOCALVARIABLE y C L84 L91 4
+// 1 LOCALVARIABLE x Z L99 L106 5
+// 1 LOCALVARIABLE y Z L99 L106 4

compiler/testData/codegen/bytecodeText/boxingOptimization/simple.kt

@@ -0,0 +1,11 @@
+
+inline fun foo(x : Int, block : (Int) -> Int) : Int {
+    return block(x)
+}
+
+fun bar() {
+    foo(1) { x -> x + 1 }
+}
+
+// 1 java/lang/Integer.valueOf
+// 1 intValue

compiler/testData/codegen/bytecodeText/boxingOptimization/unsafeRemoving.kt

@@ -0,0 +1,28 @@
+fun returningBoxed() : Int? = 1
+fun acceptingBoxed(x : Int?) : Int ? = x
+
+class A(var x : Int? = null)
+
+fun foo() {
+    val rb = returningBoxed()
+    acceptingBoxed(2)
+
+    val a = A()
+    a.x = 3
+
+    val b = Array<Int?>(4, { null })
+    b[100] = 5
+
+    val x = 6 : Int?
+    val hc = x!!.hashCode()
+
+    val y = 7 : Int?
+    val z = 8 : Int?
+    val res = y.identityEquals(z)
+
+    val c1: Any = if (1 == 1) 0 else "abc"
+    val c2: Any = if (1 != 1) 0 else "abc"
+}
+
+// 10 java/lang/Integer.valueOf
+// 1 intValue

compiler/testData/codegen/bytecodeText/boxingOptimization/variableClash.kt

@@ -0,0 +1,14 @@
+
+fun bar() {
+    var x : Object? = java.lang.Integer.valueOf(1) as Object?
+
+    val y1 : Int = (x as Int?)!!
+
+    x = java.lang.Long.valueOf(1) as Object?
+
+    val y2 : Long = (x as Long?)!!
+}
+
+// 2 valueOf
+// 1 intValue
+// 1 longValue

compiler/testData/codegen/bytecodeText/boxingOptimization/variables.kt

@@ -0,0 +1,21 @@
+
+inline fun <R, T> foo(x : R, block : (R) -> T) : T {
+    var y = x
+    var z = y
+    z = x
+    return block(z)
+}
+
+fun bar() {
+    foo(1) { x -> x }
+    foo(1f) { x -> x }
+    foo(1L) { x -> x }
+    foo(1.toDouble()) { x -> x }
+    foo(1.toShort()) { x -> x }
+    foo(1.toByte()) { x -> x }
+    foo('a') { x -> x }
+    foo(true) { x -> x }
+}
+
+// 0 valueOf
+// 0 Value\s\(\)