Struct rustc::mir::interpret::Allocation

pub struct Allocation {
    pub bytes: Vec<u8>,
    pub relocations: BTreeMap<u64, AllocId>,
    pub undef_mask: UndefMask,
    pub align: u64,
}

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Fields

bytes: Vec<u8>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

The actual bytes of the allocation. Note that the bytes of a pointer represent the offset of the pointer

relocations: BTreeMap<u64, AllocId>

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Maps from byte addresses to allocations. Only the first byte of a pointer is inserted into the map.

undef_mask: UndefMask

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Denotes undefined memory. Reading from undefined memory is forbidden in miri

align: u64

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

The alignment of the allocation to detect unaligned reads.

Methods

impl Allocation

pub fn from_bytes(slice: &[u8]) -> Self

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Trait Implementations

impl Debug for Allocation

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Eq for Allocation

impl PartialEq for Allocation

fn eq(&self, __arg_0: &Allocation) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &Allocation) -> bool

This method tests for !=.

impl Hash for Allocation

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].