Method declare_func_in_func

cranelift/module/src/module.rs:904–918

Use this when you're building the IR of a function to reference a function. TODO: Coalesce redundant decls and signatures. TODO: Look into ways to reduce the risk of using a FuncRef in the wrong function.

(&mut self, func_id: FuncId, func: &mut ir::Function)

    /// TODO: Coalesce redundant decls and signatures.
    /// TODO: Look into ways to reduce the risk of using a FuncRef in the wrong function.
    fn declare_func_in_func(&mut self, func_id: FuncId, func: &mut ir::Function) -> ir::FuncRef {
        let decl = &self.declarations().functions[func_id];
        let signature = func.import_signature(decl.signature.clone());
        let user_name_ref = func.declare_imported_user_function(ir::UserExternalName {
            namespace: 0,
            index: func_id.as_u32(),
        });
        let colocated = decl.linkage.is_final();
        func.import_function(ir::ExtFuncData {
            name: ir::ExternalName::user(user_name_ref),
            signature,
            colocated,
            patchable: false,
        })
    }

    /// Use this when you're building the IR of a function to reference a data object.
    ///