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[WASM] Use wasm bottom types for Nothing?

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This commit is contained in:
Igor Yakovlev
2022-09-10 16:06:54 +02:00
committed by teamcity
parent 3e6f153fe5
commit a7ed496a04
6 changed files with 22 additions and 48 deletions
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wasm/wasm.ir/src/org/jetbrains/kotlin/wasm/ir/Types.kt
+6 -1
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@@ -25,6 +25,8 @@ object WasmFuncRef : WasmType("funcref", -0x10)
object WasmExternRef : WasmType("externref", -0x11)
object WasmAnyRef : WasmType("anyref", -0x12)
object WasmEqRef : WasmType("eqref", -0x13)
object WasmRefNullNoneType : WasmType("nullnone", -0x1b)
object WasmRefNullExternrefType : WasmType("nullexternref", -0x17)
data class WasmRefNullType(val heapType: WasmHeapType) : WasmType("ref null", -0x14)
data class WasmRefType(val heapType: WasmHeapType) : WasmType("ref", -0x15)
@@ -47,8 +49,9 @@ sealed class WasmHeapType {
object Extern : Simple("extern", -0x11)
object Any : Simple("any", -0x12)
object Eq : Simple("eq", -0x13)
object Data : Simple("data", -0x19)
object NullNone : Simple("nullref", -0x1b)
object NullNoExtern : Simple("nullexternref", -0x17)
override fun toString(): String {
return "Simple:$name(${code.toString(16)})"
@@ -66,6 +69,8 @@ fun WasmType.getHeapType(): WasmHeapType =
when (this) {
is WasmRefType -> heapType
is WasmRefNullType -> heapType
is WasmRefNullNoneType -> WasmHeapType.Simple.NullNone
is WasmRefNullExternrefType -> WasmHeapType.Simple.NullNoExtern
is WasmEqRef -> WasmHeapType.Simple.Eq
is WasmAnyRef -> WasmHeapType.Simple.Any
is WasmFuncRef -> WasmHeapType.Simple.Func