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extern refs

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This commit is contained in:
Graham Kelly 2024-04-09 13:34:58 -04:00
parent 885664e802
commit 9d16b582ea
1 changed files with 7 additions and 1 deletions
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8
src/ir.rs
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@ -10,6 +10,7 @@ pub enum Type {
F64,
V128,
FuncRef,
ExternRef,
TypedFuncRef(bool, u32),
}
impl From<wasmparser::ValType> for Type {
@ -26,6 +27,9 @@ impl From<wasmparser::ValType> for Type {
}
impl From<wasmparser::RefType> for Type {
fn from(ty: wasmparser::RefType) -> Self {
if ty.is_extern_ref(){
return Type::ExternRef;
}
match ty.type_index() {
Some(idx) => {
let nullable = ty.is_nullable();
@ -45,6 +49,7 @@ impl std::fmt::Display for Type {
Type::F64 => write!(f, "f64"),
Type::V128 => write!(f, "v128"),
Type::FuncRef => write!(f, "funcref"),
Type::ExternRef => write!(f,"externref"),
Type::TypedFuncRef(nullable, idx) => write!(
f,
"funcref({}, {})",
@ -63,7 +68,7 @@ impl From<Type> for wasm_encoder::ValType {
Type::F32 => wasm_encoder::ValType::F32,
Type::F64 => wasm_encoder::ValType::F64,
Type::V128 => wasm_encoder::ValType::V128,
Type::FuncRef | Type::TypedFuncRef(..) => wasm_encoder::ValType::Ref(ty.into()),
Type::FuncRef | Type::TypedFuncRef(..) | Type::ExternRef => wasm_encoder::ValType::Ref(ty.into()),
}
}
}
@ -71,6 +76,7 @@ impl From<Type> for wasm_encoder::ValType {
impl From<Type> for wasm_encoder::RefType {
fn from(ty: Type) -> wasm_encoder::RefType {
match ty {
Type::ExternRef => wasm_encoder::RefType::EXTERNREF,
Type::FuncRef => wasm_encoder::RefType::FUNCREF,
Type::TypedFuncRef(nullable, idx) => wasm_encoder::RefType {
nullable,