Vasily Levchenko
2a0d01191a
for code:
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>cat ../backend.native/tests/codegen/object/fields1.kt
class B(val a:Int, b:Int) {
constructor(pos:Int):this(1, pos) {}
val pos = b + 1
}
fun primaryConstructorCall(a:Int, b:Int) = B(a, b).pos
fun secondaryConstructorCall(a:Int) = B(a).pos
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translator generates:
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; ModuleID = '../backend.native/tests/codegen/object/fields1.kt.bc'
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.12.0"
...
define i8* @"kfun:B.<init>(Int;Int)"(i8*, i32, i32) { ;primary constructor
entry:
%this = alloca i8*
store i8* %0, i8** %this
%a = alloca i32
store i32 %1, i32* %a
%b = alloca i32
store i32 %2, i32* %b
%tmp_0 = load i8*, i8** %this
%tmp_2 = load i8*, i8** %this
%tmp_1 = call i8* @"kfun:kotlin.Any.<init>()"(i8* %tmp_2)
%tmp_3 = bitcast i8* %tmp_0 to %struct.ObjHeader*
%tmp_4 = getelementptr %struct.ObjHeader, %struct.ObjHeader* %tmp_3, i32 1
%tmp_5 = bitcast %struct.ObjHeader* %tmp_4 to %"kclass:B"*
%tmp_6 = getelementptr inbounds %"kclass:B", %"kclass:B"* %tmp_5, i32 0, i32 0
%tmp_7 = load i32, i32* %a
store i32 %tmp_7, i32* %tmp_6
%tmp_8 = bitcast i8* %tmp_0 to %struct.ObjHeader*
%tmp_9 = getelementptr %struct.ObjHeader, %struct.ObjHeader* %tmp_8, i32 1
%tmp_10 = bitcast %struct.ObjHeader* %tmp_9 to %"kclass:B"*
%tmp_11 = getelementptr inbounds %"kclass:B", %"kclass:B"* %tmp_10, i32 0, i32 1
%tmp_13 = load i32, i32* %b
%tmp_12 = call i32 @Kotlin_Int_plus_Int(i32 %tmp_13, i32 1)
store i32 %tmp_12, i32* %tmp_11 ; <-- store b + 1 value to pos field
ret i8* %tmp_0
}
...
define i8* @"kfun:B.<init>(Int)"(i8*, i32) { ;secondary constructor
entry:
%this = alloca i8*
store i8* %0, i8** %this
%pos = alloca i32
store i32 %1, i32* %pos
%tmp_0 = load i8*, i8** %this
%tmp_3 = load i32, i32* %pos
%tmp_4 = load i8*, i8** %this
%tmp_1 = call i8* @"kfun:B.<init>(Int;Int)"(i8* %tmp_4, i32 1, i32 %tmp_3) ; call primary constructor
ret i8* %tmp_0
}
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Kotlin-native backend
Build
Download dependencies:
gradle :dependencies:update
To run native translator just use:
gradle :backend.native:run
And it will run simple example (currently prints out IR of test file). For more tests, use:
gradle :backend.native:tests:run