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implement signed integer extension operations

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Folkert 2023-07-25 19:22:03 +02:00
parent 26ef2bd46b
commit 0e71e0d1b1
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3 changed files with 90 additions and 9 deletions
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20
crates/wasm_interp/src/instance.rs
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@ -1728,6 +1728,26 @@ impl<'a, I: ImportDispatcher> Instance<'a, I> {
self.value_store
.push(Value::F64(f64::from_ne_bytes(x.to_ne_bytes())));
}
I32EXTEND8S => {
let x = self.value_store.pop_i32()?;
self.value_store.push(Value::I32(x as i8 as i32));
}
I32EXTEND16S => {
let x = self.value_store.pop_i32()?;
self.value_store.push(Value::I32(x as i16 as i32));
}
I64EXTEND8S => {
let x = self.value_store.pop_i64()?;
self.value_store.push(Value::I64(x as i8 as i64));
}
I64EXTEND16S => {
let x = self.value_store.pop_i64()?;
self.value_store.push(Value::I64(x as i16 as i64));
}
I64EXTEND32S => {
let x = self.value_store.pop_i64()?;
self.value_store.push(Value::I64(x as i32 as i64));
}
}
if let Some(debug_string) = &self.debug_string {