Struct e2m1x2 

pub struct e2m1x2(/* private fields */);

A 4-bit floating point type with 2 exponent bits and 1 mantissa bit. Packed with two elements per value, to allow for conversion to/from bytes. Care must be taken to ensure the shape is adjusted appropriately.

Implementations

impl e2m1x2

pub fn from_bits(bits: u8) -> e2m1x2

Create a new e2m1x2 from bits

pub fn from_f32_slice(f32s: &[f32]) -> Vec<e2m1x2>

Create a slice of packed fp4 values from a slice of f32s

Trait Implementations

impl Clone for e2m1x2

fn clone(&self) -> e2m1x2

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CubeElement for e2m1x2

fn type_name() -> &'static str

Returns the name of the type.

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

Convert a slice of elements to a slice of bytes.

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

Convert a slice of bytes to a slice of elements.

fn cube_type() -> StorageType

Element representation for cubecl.

fn maximum_value() -> Self

Highest possible value

fn minimum_value() -> Self

Lowest possible value

impl CubePrimitive for e2m1x2

fn as_type_native() -> Option<StorageType>

Return the element type to use on GPU

fn from_const_value(value: ConstantScalarValue) -> Self

fn as_type(_scope: &Scope) -> StorageType

Return the element type to use on GPU.

fn as_type_native_unchecked() -> StorageType

Native or static element type.

fn size() -> Option<usize>

Only native element types have a size.

fn size_bits() -> Option<usize>

Only native element types have a size.

fn size_bits_unchecked() -> usize

Only native element types have a size.

fn from_expand_elem(elem: ExpandElement) -> Self::ExpandType

fn into_lit_unchecked(self) -> Self

fn supported_uses<R: Runtime>(client: &ComputeClient<R>) -> EnumSet<TypeUsage>

fn type_size() -> u32

fn type_size_bits() -> u32

fn packing_factor() -> u32

fn __expand_type_size(scope: &Scope) -> u32

fn __expand_type_size_bits(scope: &Scope) -> u32

fn __expand_packing_factor(scope: &Scope) -> u32

impl CubeType for e2m1x2

type ExpandType = ExpandElementTyped<e2m1x2>

fn into_mut(scope: &mut Scope, expand: Self::ExpandType) -> Self::ExpandType

Wrapper around the init method, necessary to type inference.

impl Debug for e2m1x2

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

Formats the value using the given formatter.

impl Default for e2m1x2

fn default() -> e2m1x2

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for e2m1x2

fn deserialize<__D>( __deserializer: __D, ) -> Result<e2m1x2, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl ExpandElementIntoMut for e2m1x2

fn elem_into_mut(scope: &mut Scope, elem: ExpandElement) -> ExpandElement

impl From<e2m1x2> for ExpandElementTyped<e2m1x2>

fn from(value: e2m1x2) -> Self

Converts to this type from the input type.

impl From<e2m1x2> for Variable

fn from(_value: e2m1x2) -> Variable

Converts to this type from the input type.

impl IntoRuntime for e2m1x2

fn __expand_runtime_method(self, scope: &mut Scope) -> ExpandElementTyped<Self>

fn runtime(self) -> Self

impl PartialEq for e2m1x2

fn eq(&self, other: &e2m1x2) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for e2m1x2

fn partial_cmp(&self, other: &e2m1x2) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for e2m1x2

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Zeroable for e2m1x2

fn zeroed() -> Self

Calls zeroed.

impl Copy for e2m1x2

impl Pod for e2m1x2

impl StructuralPartialEq for e2m1x2