From 3b7321ef94738353e57253b6f1afc5d45891a059 Mon Sep 17 00:00:00 2001
From: Nikolay Igotti <nikolay.igotti@jetbrains.com>
Date: Wed, 14 Dec 2016 18:19:16 +0300
Subject: [PATCH] Boxing.

---
 .../kotlin/backend/konan/KonanLower.kt        | 10 ++++-----
 .../kotlin/backend/konan/KonanPhases.kt       |  1 +
 .../kotlin/backend/konan/lower/Autoboxing.kt  | 22 +++++++++++++++++++
 backend.native/tests/build.gradle             |  7 +++++-
 .../basic => codegen/boxing}/boxing0.kt       |  0
 .../tests/codegen/boxing/boxing1.kt           |  9 ++++++++
 6 files changed, 43 insertions(+), 6 deletions(-)
 create mode 100644 backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/Autoboxing.kt
 rename backend.native/tests/{runtime/basic => codegen/boxing}/boxing0.kt (100%)
 create mode 100644 backend.native/tests/codegen/boxing/boxing1.kt

diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanLower.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanLower.kt
index 91e4ada660d..a8bddce96c1 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanLower.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanLower.kt
@@ -1,11 +1,8 @@
 package org.jetbrains.kotlin.backend.konan
 
-import org.jetbrains.kotlin.backend.konan.PhaseManager
-import org.jetbrains.kotlin.backend.konan.Context
-import org.jetbrains.kotlin.backend.common.lower.LocalFunctionsLowering
-import org.jetbrains.kotlin.backend.common.lower.SharedVariablesLowering
 import org.jetbrains.kotlin.backend.common.runOnFilePostfix
-import org.jetbrains.kotlin.backend.konan.lower.CallableReferenceLowering
+import org.jetbrains.kotlin.backend.common.lower.*
+import org.jetbrains.kotlin.backend.konan.lower.*
 import org.jetbrains.kotlin.ir.declarations.IrFile
 import org.jetbrains.kotlin.ir.declarations.IrModuleFragment
 
@@ -29,5 +26,8 @@ internal class KonanLower(val context: Context) {
         phaser.phase("Lower_callables") {
             CallableReferenceLowering(context).runOnFilePostfix(irFile)
         }
+        phaser.phase("Autobox") {
+            Autoboxing(context).runOnFilePostfix(irFile)
+        }
     }
 }
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
index 3ef24fc8fb0..43d06b7a1ae 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/KonanPhases.kt
@@ -13,6 +13,7 @@ object KonanPhases {
         "Lower_shared_variables" to KonanPhase("Shared Variable Lowering"),
         "Lower_local_functions" to KonanPhase("Local Function Lowering"),
         "Lower_callables" to KonanPhase("Callable references Lowering"),
+        "Autobox" to KonanPhase("Autoboxing of primitive types"),
         "Lower" to KonanPhase("IR Lowering"),
         "Bitcode" to KonanPhase("LLVM BitCode Generation"),
         "RTTI" to KonanPhase("RTTI Generation"),
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/Autoboxing.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/Autoboxing.kt
new file mode 100644
index 00000000000..4aab8da3323
--- /dev/null
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/Autoboxing.kt
@@ -0,0 +1,22 @@
+package org.jetbrains.kotlin.backend.konan.lower
+
+import org.jetbrains.kotlin.backend.common.*
+import org.jetbrains.kotlin.backend.konan.KonanBackendContext
+import org.jetbrains.kotlin.backend.konan.llvm.ir2string
+import org.jetbrains.kotlin.ir.declarations.*
+import org.jetbrains.kotlin.ir.expressions.IrBody
+
+internal class Autoboxing(val context: KonanBackendContext) : FunctionLoweringPass {
+
+    var boxedCount = 0
+
+    /*
+    override fun lower(irBody: IrBody) {
+        println("Boxer body " +  ir2string(irBody))
+    } */
+
+    override fun lower(irFunction: IrFunction) {
+        println("Boxer function " +  ir2string(irFunction))
+
+    }
+}
diff --git a/backend.native/tests/build.gradle b/backend.native/tests/build.gradle
index d339abc31a2..d57ffc71554 100644
--- a/backend.native/tests/build.gradle
+++ b/backend.native/tests/build.gradle
@@ -461,7 +461,12 @@ task statements0(type: RunKonanTest) {
 task boxing0(type: RunKonanTest) {
     disabled = true
     goldValue = "17\n"
-    source = "runtime/basic/boxing0.kt"
+    source = "codegen/boxing/boxing0.kt"
+}
+
+task boxing1 (type:RunKonanTest) {
+    disabled = true
+    source = "codegen/boxing/boxing1.kt"
 }
 
 task interface0(type: RunKonanTest) {
diff --git a/backend.native/tests/runtime/basic/boxing0.kt b/backend.native/tests/codegen/boxing/boxing0.kt
similarity index 100%
rename from backend.native/tests/runtime/basic/boxing0.kt
rename to backend.native/tests/codegen/boxing/boxing0.kt
diff --git a/backend.native/tests/codegen/boxing/boxing1.kt b/backend.native/tests/codegen/boxing/boxing1.kt
new file mode 100644
index 00000000000..57b11e6b185
--- /dev/null
+++ b/backend.native/tests/codegen/boxing/boxing1.kt
@@ -0,0 +1,9 @@
+fun foo(arg: Any) {
+    println(arg.toString())
+}
+
+fun main(args: Array<String>) {
+    foo(1)
+    foo(false)
+    foo("Hello")
+}
\ No newline at end of file