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Don't create unnecessary temp vals during monomorphic callsite devirtualization

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Merge-request: KT-MR-6633
Merged-by: Vladimir Sukharev <Vladimir.Sukharev@jetbrains.com>
This commit is contained in:
Vladimir Sukharev
2022-07-15 10:52:45 +00:00
committed by Space
parent 5b6afef67d
commit 2b7ae20ac1
3 changed files with 44 additions and 45 deletions
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kotlin-native/backend.native/tests/filecheck/kt49847_sam_Any.kt
+1 -11
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@@ -10,19 +10,9 @@ fun interface Foo {
fun baz(x: Any): Int = x.hashCode()
// CHECK: define void @"kfun:#main(){}"()
// Boxing/unboxing need to be used now due to non-devirtualized call
// Boxing needs to be used now due to non-devirtualized call
// CHECK: Int-box
// TODO Remove two next checks, when advanced optimization of Int-unbox(Int-box(x)) would be done for snippet like:
// TODO VAR IR_TEMPORARY_VARIABLE name:arg0 type:kotlin.Any [val]
// TODO BLOCK type=kotlin.Any origin=null
// TODO CALL <Int-box>
// TODO GET_VAR 'val arg1: kotlin.Int [val]'
// TODO CALL <Int-unbox>
// TODO GET_VAR 'val arg0: kotlin.Any [val]'
// CHECK: Int-box
// CHECK: Int-unbox
// CHECK-NOT: Int-box
// CHECK-NOT: Int-unbox
// CHECK: ret void
kotlin-native/backend.native/tests/filecheck/kt49847_sam_Any_generic.kt
-4
View File
@@ -10,12 +10,8 @@ fun interface Foo<T> {
fun baz(x: Any): Int = x.hashCode()
// CHECK: define void @"kfun:#main(){}"()
// Boxing/unboxing need to be used now due to non-devirtualized call
// CHECK: Int-box
// CHECK-NOT: Int-box
// CHECK: Int-unbox
// CHECK-NOT: Int-unbox
// CHECK-NOT: Int-box
// CHECK: ret void
fun main() {
val foo: Foo<Int> = Foo(::baz)