F48

Struct F48 

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pub struct F48(/* private fields */);
Expand description

A bit-level representation of a 48-bit floating-point number.

The bits are laid out as follows:

  • Sign bit: 1 bit
  • Exponent width: 9 bits
  • Significand precision: 39 bits (38 explicitly stored)
 MSB                              ...                             LSB
┌─┬╴╴┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬─┬╴╴╴┬─┐
└─┴╴╴┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴─┴╴╴╴┴─┘
 ├╴╴┘ │ ├───────────────┘ ├─────────────────────────────────────╴╴╴─┘
 │    │ │                 └ Significand (38 bits)
 │    │ └ Exponent (9 bits)
 │    └ Sign (1 bit)
 └ Padding (16 bits)

Trait Implementations§

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impl Clone for F48

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fn clone(&self) -> F48

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for F48

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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 Default for F48

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fn default() -> F48

Returns the “default value” for a type. Read more
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impl FpClassify for F48

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impl FpExtend<F48> for F16

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fn extend(self) -> F48

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impl FpExtend<F48> for F24

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fn extend(self) -> F48

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impl FpExtend<F48> for F32

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fn extend(self) -> F48

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impl FpExtend<F48> for F40

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fn extend(self) -> F48

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impl FpExtend<F48> for F8

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fn extend(self) -> F48

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impl FpExtend<F56> for F48

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fn extend(self) -> F56

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impl FpExtend<F64> for F48

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fn extend(self) -> F64

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impl FpFromBeBytes for F48

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type Bytes = [u8; 6]

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fn from_be_bytes(be_bytes: Self::Bytes) -> Self

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impl FpFromBits for F48

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type Bits = u64

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fn from_bits(bits: Self::Bits) -> Self

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impl FpRepr for F48

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const ZERO: Self

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const ONE: Self

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const MIN: Self

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const MAX: Self

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const MIN_POSITIVE: Self

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const INFINITY: Self

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const NEG_INFINITY: Self

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const BITS: u32 = 48u32

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const SIGN_BITS: u32 = 1u32

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const EXPONENT_BITS: u32 = 9u32

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const SIGNIFICAND_BITS: u32 = 38u32

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const EXPONENT_MAX: Self::Bits = {transmute(0x00000000000001ff): <floats::F48 as repr::FpRepr>::Bits}

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const EXPONENT_BIAS: Self::Bits = {transmute(0x00000000000000ff): <floats::F48 as repr::FpRepr>::Bits}

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const SIGN_MASK: Self::Bits = {transmute(0x0000800000000000): <floats::F48 as repr::FpRepr>::Bits}

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const EXPONENT_MASK: Self::Bits = {transmute(0x00007fc000000000): <floats::F48 as repr::FpRepr>::Bits}

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const SIGNIFICAND_MASK: Self::Bits = {transmute(0x0000003fffffffff): <floats::F48 as repr::FpRepr>::Bits}

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const IMPLICIT_BIT: Self::Bits = {transmute(0x0000004000000000): <floats::F48 as repr::FpRepr>::Bits}

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type Bits = u64

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impl FpToBeBytes for F48

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type Bytes = [u8; 6]

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fn to_be_bytes(self) -> Self::Bytes

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impl FpToBits for F48

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type Bits = u64

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fn to_bits(self) -> Self::Bits

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impl FpTruncate<F48> for F64

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fn truncate(self) -> (F64, F48)

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impl PartialEq for F48

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

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

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 F48

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fn partial_cmp(&self, other: &Self) -> 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

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

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

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

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 F48

Auto Trait Implementations§

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impl Freeze for F48

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impl RefUnwindSafe for F48

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impl Send for F48

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impl Sync for F48

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impl Unpin for F48

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impl UnwindSafe for F48

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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.