Function missing_struct_return

cranelift/codegen/src/machinst/abi.rs:1458–1461

Returns true if the signature needs to be legalized.

(sig: &ir::Signature)

/// Returns true if the signature needs to be legalized.
fn missing_struct_return(sig: &ir::Signature) -> bool {
    sig.uses_special_param(ArgumentPurpose::StructReturn)
        && !sig.uses_special_return(ArgumentPurpose::StructReturn)
}

fn ensure_struct_return_ptr_is_returned(sig: &ir::Signature) -> ir::Signature {
    // Keep in sync with Callee::new