Struct rustc_arena::ArenaChunk

source ·

pub(crate) struct ArenaChunk<T = u8> {
    pub(crate) storage: NonNull<[MaybeUninit<T>]>,
    pub(crate) entries: usize,
}

Fields

storage: NonNull<[MaybeUninit<T>]>

The raw storage for the arena chunk.

entries: usize

The number of valid entries in the chunk.

Implementations

source

impl<T> ArenaChunk<T>

source

pub(crate) unsafe fn new(capacity: usize) -> ArenaChunk<T>

source

pub(crate) unsafe fn destroy(&mut self, len: usize)

Destroys this arena chunk.

source

pub(crate) fn start(&mut self) -> *mut T

source

pub(crate) fn end(&mut self) -> *mut T

Trait Implementations

source

impl<T> Drop for ArenaChunk<T>

source

fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations

impl<T> RefUnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

impl<T = u8> !Send for ArenaChunk<T>

impl<T = u8> !Sync for ArenaChunk<T>

impl<T> Unpin for ArenaChunk<T>

impl<T> UnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

Blanket Implementations

source

impl<T> Any for Twhere
T: 'static + ?Sized,

source

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for Twhere
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source

impl<T, U> TryFrom for Twhere
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T, U> TryInto for Twhere
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 24 bytes

Struct rustc_arena::ArenaChunk

Fields

Implementations

impl<T> ArenaChunk<T>

pub(crate) unsafe fn new(capacity: usize) -> ArenaChunk<T>

pub(crate) unsafe fn destroy(&mut self, len: usize)

pub(crate) fn start(&mut self) -> *mut T

pub(crate) fn end(&mut self) -> *mut T

Trait Implementations

impl<T> Drop for ArenaChunk<T>

fn drop(&mut self)

Auto Trait Implementations

impl<T> RefUnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

impl<T = u8> !Send for ArenaChunk<T>

impl<T = u8> !Sync for ArenaChunk<T>

impl<T> Unpin for ArenaChunk<T>

impl<T> UnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

Blanket Implementations

impl<T> Any for Twhere
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere
T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere
U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Layout

Struct rustc_arena::ArenaChunk

Fields

Implementations

impl<T> ArenaChunk<T>

pub(crate) unsafe fn new(capacity: usize) -> ArenaChunk<T>

pub(crate) unsafe fn destroy(&mut self, len: usize)

pub(crate) fn start(&mut self) -> *mut T

pub(crate) fn end(&mut self) -> *mut T

Trait Implementations

impl<T> Drop for ArenaChunk<T>

fn drop(&mut self)

Auto Trait Implementations

impl<T> RefUnwindSafe for ArenaChunk<T>where T: RefUnwindSafe,

impl<T = u8> !Send for ArenaChunk<T>

impl<T = u8> !Sync for ArenaChunk<T>

impl<T> Unpin for ArenaChunk<T>

impl<T> UnwindSafe for ArenaChunk<T>where T: RefUnwindSafe,

Blanket Implementations

impl<T> Any for Twhere T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Layout

impl<T> RefUnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

impl<T> UnwindSafe for ArenaChunk<T>where
T: RefUnwindSafe,

impl<T> Any for Twhere
T: 'static + ?Sized,

impl<T> Borrow<T> for Twhere
T: ?Sized,

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

impl<T, U> Into<U> for Twhere
U: From<T>,

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,