message: Add unaligned_volatile_{load,store} intrinsics
diff: @@ -823,17 +823,19 @@ fn swap(bcx: &mut FunctionBuilder<'_>, v: Value) -> Value {
  }
  };
  - volatile_load, (c ptr) {
  + volatile_load | unaligned_volatile_load, (c ptr) {
  // Cranelift treats loads as volatile by default
  // FIXME ignore during stack2reg optimization
  + // FIXME correctly handle unaligned_volatile_load
  let inner_layout =
  fx.layout_of(ptr.layout().ty.builtin_deref(true).unwrap().ty);
  let val = CValue::by_ref(Pointer::new(ptr.load_scalar(fx)), inner_layout);
  ret.write_cvalue(fx, val);
  };
  - volatile_store, (v ptr, c val) {
  + volatile_store | unaligned_volatile_store, (v ptr, c val) {
  // Cranelift treats stores as volatile by default
  // FIXME ignore during stack2reg optimization
  + // FIXME correctly handle unaligned_volatile_store
  let dest = CPlace::for_ptr(Pointer::new(ptr), val.layout());
  dest.write_cvalue(fx, val);
  };
  