Trait rustc_codegen_ssa::traits::ExtraBackendMethods

source · [−]
pub trait ExtraBackendMethods: CodegenBackend + WriteBackendMethods + Sized + Send + Sync {
    fn new_metadata(&self, sess: TyCtxt<'_>, mod_name: &str) -> Self::Module;

    fn codegen_allocator<'tcx>(
        &self, 
        tcx: TyCtxt<'tcx>, 
        module_llvm: &mut Self::Module, 
        module_name: &str, 
        kind: AllocatorKind, 
        has_alloc_error_handler: bool
    );

    fn compile_codegen_unit(
        &self, 
        tcx: TyCtxt<'_>, 
        cgu_name: Symbol
    ) -> (ModuleCodegen<Self::Module>, u64);

    fn target_machine_factory(
        &self, 
        sess: &Session, 
        opt_level: OptLevel
    ) -> TargetMachineFactoryFn<Self>;

    fn target_cpu<'b>(&self, sess: &'b Session) -> &'b str;

    fn tune_cpu<'b>(&self, sess: &'b Session) -> Option<&'b str>;

    fn spawn_thread<F, T>(_time_trace: bool, f: F) -> JoinHandle<T>
    where
        F: FnOnce() -> T,
        F: Send + 'static,
        T: Send + 'static,
    { ... }

    fn spawn_named_thread<F, T>(
        _time_trace: bool, 
        name: String, 
        f: F
    ) -> Result<JoinHandle<T>>
    where
        F: FnOnce() -> T,
        F: Send + 'static,
        T: Send + 'static,
    { ... }
}

Required methods

This generates the codegen unit and returns it along with a u64 giving an estimate of the unit’s processing cost.

Provided methods

Implementors