Enum rustc_abi::Integer

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pub enum Integer {
    I8,
    I16,
    I32,
    I64,
    I128,
}
Expand description

Integers, also used for enum discriminants.

Variants§

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I8

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I16

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I32

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I64

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I128

Implementations§

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impl Integer

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pub fn size(self) -> Size

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pub fn from_attr<C: HasDataLayout>(cx: &C, ity: IntegerType) -> Integer

Gets the Integer type from an IntegerType.

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pub fn align<C: HasDataLayout>(self, cx: &C) -> AbiAndPrefAlign

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pub fn signed_max(self) -> i128

Returns the largest signed value that can be represented by this Integer.

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pub fn fit_signed(x: i128) -> Integer

Finds the smallest Integer type which can represent the signed value.

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pub fn fit_unsigned(x: u128) -> Integer

Finds the smallest Integer type which can represent the unsigned value.

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pub fn for_align<C: HasDataLayout>(cx: &C, wanted: Align) -> Option<Integer>

Finds the smallest integer with the given alignment.

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pub fn approximate_align<C: HasDataLayout>(cx: &C, wanted: Align) -> Integer

Find the largest integer with the given alignment or less.

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pub fn from_size(size: Size) -> Result<Self, String>

Trait Implementations§

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impl Clone for Integer

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fn clone(&self) -> Integer

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Integer

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<__D: Decoder> Decodable<__D> for Integer

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fn decode(__decoder: &mut __D) -> Self

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impl<__E: Encoder> Encodable<__E> for Integer

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fn encode(&self, __encoder: &mut __E)

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impl Hash for Integer

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

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<__CTX> HashStable<__CTX> for Integer
where __CTX: HashStableContext,

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fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)

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impl Ord for Integer

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fn cmp(&self, other: &Integer) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for Integer

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fn eq(&self, other: &Integer) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for Integer

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fn partial_cmp(&self, other: &Integer) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Copy for Integer

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impl Eq for Integer

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impl StructuralEq for Integer

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impl StructuralPartialEq for Integer

Auto Trait Implementations§

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::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: 1 byte

Size for each variant:

  • I8: 0 bytes
  • I16: 0 bytes
  • I32: 0 bytes
  • I64: 0 bytes
  • I128: 0 bytes