Mojo struct
UInt
@register_passable(trivial)
struct UInt
This type represents an unsigned integer.
The size of this unsigned integer is platform-dependent.
If you wish to use a fixed size unsigned integer, consider using
UInt8, UInt16, UInt32, or UInt64.
Implemented traits
Absable,
AnyType,
Boolable,
CeilDivable,
Copyable,
Defaultable,
DivModable,
EqualityComparable,
ExplicitlyCopyable,
GreaterThanComparable,
GreaterThanOrEqualComparable,
Hashable,
Indexer,
Intable,
LessThanComparable,
LessThanOrEqualComparable,
Movable,
Representable,
Stringable,
UnknownDestructibility,
Writable
Aliases
__copyinit__is_trivial
alias __copyinit__is_trivial = True
__del__is_trivial
alias __del__is_trivial = True
__moveinit__is_trivial
alias __moveinit__is_trivial = True
BITWIDTH
alias BITWIDTH = Int(bit_width_of[::DType,__mlir_type.!kgen.target]())
The bit width of the integer type.
MAX
alias MAX = UInt((0 if (Int(bit_width_of[::DType,__mlir_type.!kgen.target]()) < 0) else (1 << Int(bit_width_of[::DType,__mlir_type.!kgen.target]())) + -1))
Returns the maximum integer value.
MIN
alias MIN = UInt(0)
Returns the minimum value of type.
Methods
__init__
__init__() -> Self
Default constructor that produces zero.
@implicit
__init__(value: IntLiteral[value]) -> Self
Construct UInt from the given IntLiteral value.
Args:
- value (
IntLiteral): The init value.
@implicit
__init__(value: Int) -> Self
Construct UInt from the given Int value.
Args:
- value (
Int): The init value.
__init__[T: Indexer](value: T) -> Self
Construct UInt from the given Indexable value.
Parameters:
- T (
Indexer): The type that that can index into a collection or pointer.
Args:
- value (
T): The init value.
__bool__
__bool__(self) -> Bool
Convert this Int to Bool.
Returns:
Bool: False Bool value if the value is equal to 0 and True otherwise.
__pos__
__pos__(self) -> Self
Return +self.
Returns:
Self: The +self value.
__invert__
__invert__(self) -> Self
Return ~self.
Returns:
Self: The ~self value.
__lt__
__lt__(self, rhs: Self) -> Bool
Return whether this UInt is strictly less than another.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this UInt is less than the other UInt and False otherwise.
__le__
__le__(self, rhs: Self) -> Bool
Compare this Int to the RHS using LE comparison.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this Int is less-or-equal than the RHS Int and False
otherwise.
__eq__
__eq__(self, rhs: Self) -> Bool
Compare this UInt to the RHS using EQ comparison.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this UInt is equal to the RHS UInt and False otherwise.
__ne__
__ne__(self, rhs: Self) -> Bool
Compare this UInt to the RHS using NE comparison.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this UInt is non-equal to the RHS UInt and False otherwise.
__gt__
__gt__(self, rhs: Self) -> Bool
Return whether this UInt is strictly greater than another.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this UInt is greater than the other UInt and False
otherwise.
__ge__
__ge__(self, rhs: Self) -> Bool
Return whether this UInt is greater than or equal to another.
Args:
- rhs (
Self): The other UInt to compare against.
Returns:
Bool: True if this UInt is greater than or equal to the other UInt and
False otherwise.
__add__
__add__(self, rhs: Self) -> Self
Return self + rhs.
Args:
- rhs (
Self): The value to add.
Returns:
Self: self + rhs value.
__sub__
__sub__(self, rhs: Self) -> Self
Return self - rhs.
Args:
- rhs (
Self): The value to subtract.
Returns:
Self: self - rhs value.
__mul__
__mul__(self, rhs: Self) -> Self
Return self * rhs.
Args:
- rhs (
Self): The value to multiply with.
Returns:
Self: self * rhs value.
__truediv__
__truediv__(self, rhs: Self) -> SIMD[float64, 1]
Return the floating point division of self and rhs.
Args:
- rhs (
Self): The value to divide on.
Returns:
SIMD: Float64(self)/Float64(rhs) value.
__floordiv__
__floordiv__(self, rhs: Self) -> Self
Return the division of self and rhs rounded down to the nearest integer.
Args:
- rhs (
Self): The value to divide on.
Returns:
Self: floor(self/rhs) value.
__mod__
__mod__(self, rhs: Self) -> Self
Return the remainder of self divided by rhs.
Args:
- rhs (
Self): The value to divide on.
Returns:
Self: The remainder of dividing self by rhs.
__pow__
__pow__(self, exp: Self) -> Self
Return the value raised to the power of the given exponent.
Computes the power of an integer using the Russian Peasant Method.
Args:
- exp (
Self): The exponent value.
Returns:
Self: The value of self raised to the power of exp.
__lshift__
__lshift__(self, rhs: Self) -> Self
Return self << rhs.
Args:
- rhs (
Self): The value to shift with.
Returns:
Self: self << rhs.
__rshift__
__rshift__(self, rhs: Self) -> Self
Return self >> rhs.
Args:
- rhs (
Self): The value to shift with.
Returns:
Self: self >> rhs.
__and__
__and__(self, rhs: Self) -> Self
Return self & rhs.
Args:
- rhs (
Self): The RHS value.
Returns:
Self: self & rhs.
__or__
__or__(self, rhs: Self) -> Self
Return self | rhs.
Args:
- rhs (
Self): The RHS value.
Returns:
Self: self | rhs.
__xor__
__xor__(self, rhs: Self) -> Self
Return self ^ rhs.
Args:
- rhs (
Self): The RHS value.
Returns:
Self: self ^ rhs.
__radd__
__radd__(self, value: Self) -> Self
Return value + self.
Args:
- value (
Self): The other value.
Returns:
Self: value + self.
__rsub__
__rsub__(self, value: Self) -> Self
Return value - self.
Args:
- value (
Self): The other value.
Returns:
Self: value - self.
__rmul__
__rmul__(self, value: Self) -> Self
Return value * self.
Args:
- value (
Self): The other value.
Returns:
Self: value * self.
__rfloordiv__
__rfloordiv__(self, value: Self) -> Self
Return value // self.
Args:
- value (
Self): The other value.
Returns:
Self: value // self.
__rmod__
__rmod__(self, value: Self) -> Self
Return value % self.
Args:
- value (
Self): The other value.
Returns:
Self: value % self.
__rpow__
__rpow__(self, value: Self) -> Self
Return pow(value,self).
Args:
- value (
Self): The other value.
Returns:
Self: pow(value,self).
__rlshift__
__rlshift__(self, value: Self) -> Self
Return value << self.
Args:
- value (
Self): The other value.
Returns:
Self: value << self.
__rrshift__
__rrshift__(self, value: Self) -> Self
Return value >> self.
Args:
- value (
Self): The other value.
Returns:
Self: value >> self.
__rand__
__rand__(self, value: Self) -> Self
Return value & self.
Args:
- value (
Self): The other value.
Returns:
Self: value & self.
__ror__
__ror__(self, value: Self) -> Self
Return value | self.
Args:
- value (
Self): The other value.
Returns:
Self: value | self.
__rxor__
__rxor__(self, value: Self) -> Self
Return value ^ self.
Args:
- value (
Self): The other value.
Returns:
Self: value ^ self.
__iadd__
__iadd__(mut self, rhs: Self)
Compute self + rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__isub__
__isub__(mut self, rhs: Self)
Compute self - rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__imul__
__imul__(mut self, rhs: Self)
Compute self*rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__itruediv__
__itruediv__(mut self, rhs: Self)
Compute self / rhs, convert to int, and save the result in self.
Since floor(self / rhs) is equivalent to self // rhs, this yields
the same as __ifloordiv__.
Args:
- rhs (
Self): The RHS value.
__ifloordiv__
__ifloordiv__(mut self, rhs: Self)
Compute self // rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__imod__
__imod__(mut self, rhs: Self)
Compute self % rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__ipow__
__ipow__(mut self, rhs: Self)
Compute pow(self, rhs) and save the result in self.
Args:
- rhs (
Self): The RHS value.
__ilshift__
__ilshift__(mut self, rhs: Self)
Compute self << rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__irshift__
__irshift__(mut self, rhs: Self)
Compute self >> rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__iand__
__iand__(mut self, rhs: Self)
Compute self & rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__ixor__
__ixor__(mut self, rhs: Self)
Compute self ^ rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__ior__
__ior__(mut self, rhs: Self)
Compute self|rhs and save the result in self.
Args:
- rhs (
Self): The RHS value.
__divmod__
__divmod__(self, rhs: Self) -> Tuple[UInt, UInt]
Computes both the quotient and remainder using integer division.
Args:
- rhs (
Self): The value to divide on.
Returns:
Tuple: The quotient and remainder as a Tuple(self // rhs, self % rhs).
__index__
__index__(self) -> index
Convert to index.
Returns:
index: The corresponding __mlir_type.index value.
__int__
__int__(self) -> Int
Gets the integral value, wrapping to a negative number on overflow.
Returns:
Int: The value as an integer.
__abs__
__abs__(self) -> Self
Return the absolute value of the UInt value.
Returns:
Self: The absolute value.
__ceil__
__ceil__(self) -> Self
Return the ceiling of the UInt value, which is itself.
Returns:
Self: The UInt value itself.
__floor__
__floor__(self) -> Self
Return the floor of the UInt value, which is itself.
Returns:
Self: The UInt value itself.
__round__
__round__(self) -> Self
Return the rounded value of the UInt value, which is itself.
Returns:
Self: The UInt value itself.
__round__(self, ndigits: Self) -> Self
Return the rounded value of the UInt value, which is itself.
Args:
- ndigits (
Self): The number of digits to round to.
Returns:
Self: The UInt value itself if ndigits >= 0 else the rounded value.
__trunc__
__trunc__(self) -> Self
Return the truncated UInt value, which is itself.
Returns:
Self: The Int value itself.
__ceildiv__
__ceildiv__(self, denominator: Self) -> Self
Return the rounded-up result of dividing self by denominator.
Args:
- denominator (
Self): The denominator.
Returns:
Self: The ceiling of dividing numerator by denominator.
is_power_of_two
is_power_of_two(self) -> Bool
Check if the integer is a (non-zero) power of two.
Returns:
Bool: True if the integer is a power of two, False otherwise.
write_to
write_to(self, mut writer: T)
Formats this integer to the provided Writer.
Args:
- writer (
T): The object to write to.
__str__
__str__(self) -> String
Convert this UInt to a string.
A small example.
x = UInt(50)
assert_equal(String(x), "50")Returns:
String: The string representation of this UInt.
__repr__
__repr__(self) -> String
Convert this UInt to a string.
A small example.
x = UInt(50)
assert_equal(repr(x), "UInt(50)")Returns:
String: The string representation of this UInt.
__hash__
__hash__[H: Hasher](self, mut hasher: H)
Updates hasher with this uint value.
Parameters:
- H (
Hasher): The hasher type.
Args:
- hasher (
H): The hasher instance.
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