Enum rustc::ty::layout::Integer [−][src]
pub enum Integer { I8, I16, I32, I64, I128, }
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Integers, also used for enum discriminants.
Variants
I8
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I16
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I32
🔬 This is a nightly-only experimental API. (rustc_private
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I64
🔬 This is a nightly-only experimental API. (rustc_private
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I128
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Methods
impl Integer
[src]
impl Integer
pub fn size(&self) -> Size
[src]
pub fn size(&self) -> Size
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pub fn align<C>(&self, cx: C) -> Align where
C: HasDataLayout,
[src]
pub fn align<C>(&self, cx: C) -> Align where
C: HasDataLayout,
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pub fn fit_signed(x: i128) -> Integer
[src]
pub fn fit_signed(x: i128) -> Integer
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Find the smallest Integer type which can represent the signed value.
pub fn fit_unsigned(x: u128) -> Integer
[src]
pub fn fit_unsigned(x: u128) -> Integer
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Find the smallest Integer type which can represent the unsigned value.
pub fn for_abi_align<C>(cx: C, align: Align) -> Option<Integer> where
C: HasDataLayout,
[src]
pub fn for_abi_align<C>(cx: C, align: Align) -> Option<Integer> where
C: HasDataLayout,
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Find the smallest integer with the given alignment.
pub fn approximate_abi_align<C>(cx: C, align: Align) -> Integer where
C: HasDataLayout,
[src]
pub fn approximate_abi_align<C>(cx: C, align: Align) -> Integer where
C: HasDataLayout,
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Find the largest integer with the given alignment or less.
Trait Implementations
impl PartialEq<Integer> for Integer
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impl PartialEq<Integer> for Integer
fn eq(&self, other: &Integer) -> bool
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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 ==
. Read more
#[must_use]
fn ne(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]
fn ne(&self, other: &Rhs) -> bool
This method tests for !=
.
impl Clone for Integer
[src]
impl Clone for Integer
fn clone(&self) -> Integer
[src]
fn clone(&self) -> Integer
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl Ord for Integer
[src]
impl Ord for Integer
fn cmp(&self, other: &Integer) -> Ordering
[src]
fn cmp(&self, other: &Integer) -> Ordering
This method returns an Ordering
between self
and other
. Read more
fn max(self, other: Self) -> Self
1.21.0[src]
fn max(self, other: Self) -> Self
Compares and returns the maximum of two values. Read more
fn min(self, other: Self) -> Self
1.21.0[src]
fn min(self, other: Self) -> Self
Compares and returns the minimum of two values. Read more
impl Debug for Integer
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impl Debug for Integer
fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
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fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
Formats the value using the given formatter. Read more
impl Eq for Integer
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impl Eq for Integer
fn assert_receiver_is_total_eq(&self)
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fn assert_receiver_is_total_eq(&self)
impl PartialOrd<Integer> for Integer
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impl PartialOrd<Integer> for Integer
fn partial_cmp(&self, other: &Integer) -> Option<Ordering>
[src]
fn partial_cmp(&self, other: &Integer) -> Option<Ordering>
This method returns an ordering between self
and other
values if one exists. Read more
#[must_use]
fn lt(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]
fn lt(&self, other: &Rhs) -> bool
This method tests less than (for self
and other
) and is used by the <
operator. Read more
#[must_use]
fn le(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]
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
#[must_use]
fn gt(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]
fn gt(&self, other: &Rhs) -> bool
This method tests greater than (for self
and other
) and is used by the >
operator. Read more
#[must_use]
fn ge(&self, other: &Rhs) -> bool
1.0.0[src]
#[must_use]
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
impl Copy for Integer
[src]
impl Copy for Integer
impl Hash for Integer
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impl Hash for Integer
fn hash<__H>(&self, state: &mut __H) where
__H: Hasher,
[src]
fn hash<__H>(&self, state: &mut __H) where
__H: Hasher,
Feeds this value into the given [Hasher
]. Read more
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
1.3.0[src]
fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
Feeds a slice of this type into the given [Hasher
]. Read more
impl IntegerExt for Integer
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impl IntegerExt for Integer
fn to_ty<'a, 'tcx>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>, signed: bool) -> Ty<'tcx>
[src]
fn to_ty<'a, 'tcx>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>, signed: bool) -> Ty<'tcx>
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fn from_attr<C: HasDataLayout>(cx: C, ity: IntType) -> Integer
[src]
fn from_attr<C: HasDataLayout>(cx: C, ity: IntType) -> Integer
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Get the Integer type from an attr::IntType.
fn repr_discr<'a, 'tcx>(
tcx: TyCtxt<'a, 'tcx, 'tcx>,
ty: Ty<'tcx>,
repr: &ReprOptions,
min: i128,
max: i128
) -> (Integer, bool)
[src]
fn repr_discr<'a, 'tcx>(
tcx: TyCtxt<'a, 'tcx, 'tcx>,
ty: Ty<'tcx>,
repr: &ReprOptions,
min: i128,
max: i128
) -> (Integer, bool)
🔬 This is a nightly-only experimental API. (rustc_private
)
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Find the appropriate Integer type and signedness for the given signed discriminant range and #[repr] attribute. N.B.: u128 values above i128::MAX will be treated as signed, but that shouldn't affect anything, other than maybe debuginfo.
impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for Integer
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impl<'a, 'tcx> HashStable<StableHashingContext<'a>> for Integer
fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
[src]
fn hash_stable<W: StableHasherResult>(
&self,
__ctx: &mut StableHashingContext<'a>,
__hasher: &mut StableHasher<W>
)
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