fix(no instructions): dead_code

Signed-off-by: Martin Kröning <martin.kroening@eonerc.rwth-aachen.de>

Author: mkroening

src/addr.rs

@@ -240,6 +240,7 @@ impl VirtAddr {
     }
 
     // FIXME: Move this into the `Step` impl, once `Step` is stabilized.
+    #[cfg(any(feature = "instructions", feature = "step_trait"))]
     pub(crate) fn steps_between_impl(start: &Self, end: &Self) -> Option<usize> {
         let mut steps = end.0.checked_sub(start.0)?;
 

src/registers/model_specific.rs

@@ -6,6 +6,7 @@ use bitflags::bitflags;
 use crate::registers::segmentation::{FS, GS};
 
 /// A model specific register.
+#[cfg_attr(not(feature = "instructions"), allow(dead_code))] // FIXME
 #[derive(Debug)]
 pub struct Msr(u32);
 

src/structures/paging/mapper/mod.rs

@@ -383,6 +383,7 @@ pub trait Mapper<S: PageSize> {
 /// changed the mapping of a page to ensure that the TLB flush is not forgotten.
 #[derive(Debug)]
 #[must_use = "Page Table changes must be flushed or ignored."]
+#[cfg_attr(not(feature = "instructions"), allow(dead_code))] // FIXME
 pub struct MapperFlush<S: PageSize>(Page<S>);
 
 impl<S: PageSize> MapperFlush<S> {

src/structures/paging/page.rs

@@ -159,12 +159,14 @@ impl<S: PageSize> Page<S> {
     }
 
     // FIXME: Move this into the `Step` impl, once `Step` is stabilized.
+    #[cfg(any(feature = "instructions", feature = "step_trait"))]
     pub(crate) fn steps_between_impl(start: &Self, end: &Self) -> Option<usize> {
         VirtAddr::steps_between_impl(&start.start_address, &end.start_address)
             .map(|steps| steps / S::SIZE as usize)
     }
 
     // FIXME: Move this into the `Step` impl, once `Step` is stabilized.
+    #[cfg(any(feature = "instructions", feature = "step_trait"))]
     pub(crate) fn forward_checked_impl(start: Self, count: usize) -> Option<Self> {
         let count = count.checked_mul(S::SIZE as usize)?;
         let start_address = VirtAddr::forward_checked_impl(start.start_address, count)?;