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use super::BackendTypes;
use rustc_data_structures::fx::FxHashMap;
use rustc_middle::mir::mono::CodegenUnit;
use rustc_middle::ty::{self, Instance, Ty};
use rustc_session::Session;
use std::cell::RefCell;
pub trait MiscMethods<'tcx>: BackendTypes {
fn vtables(
&self,
) -> &RefCell<FxHashMap<(Ty<'tcx>, Option<ty::PolyExistentialTraitRef<'tcx>>), Self::Value>>;
fn check_overflow(&self) -> bool;
fn get_fn(&self, instance: Instance<'tcx>) -> Self::Function;
fn get_fn_addr(&self, instance: Instance<'tcx>) -> Self::Value;
fn eh_personality(&self) -> Self::Value;
fn sess(&self) -> &Session;
fn codegen_unit(&self) -> &'tcx CodegenUnit<'tcx>;
fn used_statics(&self) -> &RefCell<Vec<Self::Value>>;
fn compiler_used_statics(&self) -> &RefCell<Vec<Self::Value>>;
fn set_frame_pointer_type(&self, llfn: Self::Function);
fn apply_target_cpu_attr(&self, llfn: Self::Function);
fn create_used_variable(&self);
fn create_compiler_used_variable(&self);
fn declare_c_main(&self, fn_type: Self::Type) -> Option<Self::Function>;
}