refactor(data_structures): make all methods of NonNull shim #[inline(always)] (#7024)

All these methods are trivial and should always be inlined.
This commit is contained in:
overlookmotel 2024-10-30 13:00:23 +00:00
parent fb1710a8cc
commit b02114783a

View file

@ -1,3 +1,5 @@
#![expect(clippy::inline_always)]
use std::{cmp::Ordering, ptr::NonNull as NativeNonNull};
/// Wrapper around `NonNull<T>`, which adds methods `add`, `sub`, `offset_from`, `byte_offset_from`,
@ -23,58 +25,58 @@ unsafe fn _non_null_add_is_not_stable(ptr: NativeNonNull<u8>) -> NativeNonNull<u
}
impl<T> NonNull<T> {
#[inline]
#[inline(always)]
pub const unsafe fn new_unchecked(ptr: *mut T) -> Self {
Self(NativeNonNull::new_unchecked(ptr))
}
#[inline]
#[inline(always)]
pub const fn dangling() -> Self {
Self(NativeNonNull::dangling())
}
#[inline]
#[inline(always)]
pub const fn as_ptr(self) -> *mut T {
self.0.as_ptr()
}
#[inline]
#[inline(always)]
pub const fn cast<U>(self) -> NonNull<U> {
// SAFETY: `self` is non-null, so it's still non-null after casting
unsafe { NonNull::new_unchecked(self.as_ptr().cast()) }
}
#[inline]
#[inline(always)]
pub const unsafe fn add(self, count: usize) -> Self {
NonNull(NativeNonNull::new_unchecked(self.as_ptr().add(count)))
}
#[inline]
#[inline(always)]
pub const unsafe fn sub(self, count: usize) -> Self {
NonNull(NativeNonNull::new_unchecked(self.as_ptr().sub(count)))
}
#[inline]
#[inline(always)]
pub const unsafe fn offset_from(self, origin: Self) -> isize {
self.as_ptr().offset_from(origin.as_ptr())
}
#[inline]
#[inline(always)]
pub const unsafe fn byte_offset_from(self, origin: Self) -> isize {
self.as_ptr().byte_offset_from(origin.as_ptr())
}
#[inline]
#[inline(always)]
pub const unsafe fn as_ref<'t>(self) -> &'t T {
self.0.as_ref()
}
#[inline]
#[inline(always)]
pub unsafe fn as_mut<'t>(mut self) -> &'t mut T {
self.0.as_mut()
}
#[inline]
#[inline(always)]
pub unsafe fn read(self) -> T {
self.0.as_ptr().read()
}
@ -83,7 +85,7 @@ impl<T> NonNull<T> {
impl<T> Copy for NonNull<T> {}
impl<T> Clone for NonNull<T> {
#[inline]
#[inline(always)]
fn clone(&self) -> Self {
*self
}
@ -92,21 +94,21 @@ impl<T> Clone for NonNull<T> {
impl<T> Eq for NonNull<T> {}
impl<T> PartialEq for NonNull<T> {
#[inline]
#[inline(always)]
fn eq(&self, other: &Self) -> bool {
self.0 == other.0
}
}
impl<T> Ord for NonNull<T> {
#[inline]
#[inline(always)]
fn cmp(&self, other: &Self) -> Ordering {
self.as_ptr().cmp(&other.as_ptr())
}
}
impl<T> PartialOrd for NonNull<T> {
#[inline]
#[inline(always)]
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
Some(self.cmp(other))
}