Function wasm_sig

winch/codegen/src/abi/mod.rs:78–85

Constructs an [ABISig] using Winch's ABI.

(ty: &WasmFuncType)

/// Constructs an [ABISig] using Winch's ABI.
pub(crate) fn wasm_sig<A: ABI>(ty: &WasmFuncType) -> Result<ABISig> {
    // 6 is used semi-arbitrarily here, we can modify as we see fit.
    let mut params: SmallVec<[WasmValType; 6]> = SmallVec::new();
    params.extend_from_slice(&vmctx_types::<A>());
    params.extend_from_slice(ty.params());

    A::sig_from(&params, ty.results(), &CallingConvention::Default)
}

/// Returns the callee and caller [VMContext] types.
pub(crate) fn vmctx_types<A: ABI>() -> [WasmValType; 2] {