# SIMD Implementations ## Topics ### Operators [`static func & (Self, Self) -> Self`](/documentation/Swift/SIMD64/&(_:_:)-48kwh) [`static func & (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&(_:_:)-5sdoy) [`static func & (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&(_:_:)-659cg) [`static func &* (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&*(_:_:)-3k94q) [`static func &* (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&*(_:_:)-7amwd) [`static func &* (Self, Self) -> Self`](/documentation/Swift/SIMD64/&*(_:_:)-rfmc) [`static func &*= (inout Self, Self)`](/documentation/Swift/SIMD64/&*=(_:_:)-2qjaa) [`static func &*= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&*=(_:_:)-551ly) [`static func &+ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&+(_:_:)-31fpl) [`static func &+ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&+(_:_:)-69btx) [`static func &+ (Self, Self) -> Self`](/documentation/Swift/SIMD64/&+(_:_:)-6m447) [`static func &+= (inout Self, Self)`](/documentation/Swift/SIMD64/&+=(_:_:)-1s4xc) [`static func &+= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&+=(_:_:)-5gvtu) [`static func &- (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&-(_:_:)-1oiep) [`static func &- (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&-(_:_:)-4gmrm) [`static func &- (Self, Self) -> Self`](/documentation/Swift/SIMD64/&-(_:_:)-8b6pz) [`static func &-= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&-=(_:_:)-4ygnj) [`static func &-= (inout Self, Self)`](/documentation/Swift/SIMD64/&-=(_:_:)-67jym) [`static func &= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&=(_:_:)-5wpkl) [`static func &= (inout Self, Self)`](/documentation/Swift/SIMD64/&=(_:_:)-98sr1) [`static func &<< (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-1ri1r) [`static func &>> (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-3zzo0) [`static func &<< (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-7iub3) [`static func &>> (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-7j9fy) [`static func &>> (Self, Self) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-8keg3) [`static func &<< (Self, Self) -> Self`](/documentation/Swift/SIMD64/&__(_:_:)-9rxgq) [`static func &>>= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&__=(_:_:)-3sibz) [`static func &>>= (inout Self, Self)`](/documentation/Swift/SIMD64/&__=(_:_:)-6veiv) [`static func &<<= (inout Self, Self)`](/documentation/Swift/SIMD64/&__=(_:_:)-8i87o) [`static func &<<= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/&__=(_:_:)-8rzj9) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-38y62) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-3kbvd) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-4mjjh) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-7agrf) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-80pyw) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD64/*(_:_:)-99vn7) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD64/*=(_:_:)-1z3id) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD64/*=(_:_:)-3ntoe) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/*=(_:_:)-3vpxk) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/*=(_:_:)-8vgob) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-27h1w) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-3wpa7) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-4ff09) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-5r8e2) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-69rpi) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD64/+(_:_:)-jka1) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/+=(_:_:)-26hfp) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/+=(_:_:)-2kbw8) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD64/+=(_:_:)-5sues) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD64/+=(_:_:)-9gmka) [`static func - (Self) -> Self`](/documentation/Swift/SIMD64/-(_:)) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-1q4hs) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-2pwx9) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-7ar0m) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-8nctl) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-fbas) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/-(_:_:)-tcjo) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD64/-=(_:_:)-117zm) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD64/-=(_:_:)-20ca5) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/-=(_:_:)-4lsxo) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/-=(_:_:)-7bdez) [`static func .!= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/.!=(_:_:)-2c3lu) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/.!=(_:_:)-5wk7u) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/.!=(_:_:)-8woo1) A vector mask with the result of a pointwise inequality comparison. [`static func .== (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/.==(_:_:)-68z13) A vector mask with the result of a pointwise equality comparison. [`static func .== (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/.==(_:_:)-75g24) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/.==(_:_:)-99k0t) Returns a vector mask with the result of a pointwise equality comparison. [`static func .< (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-1s0b9) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-3tla5) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .> (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-6n0pt) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-6yfx0) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-7smbh) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._(_:_:)-7srs5) Returns a vector mask with the result of a pointwise less than comparison. [`static func .>= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-1v69f) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-34q4) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-4b5ol) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-4y5lb) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .<= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-4zn9d) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD64/._=(_:_:)-6dy5p) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func == (Self, Self) -> Bool`](/documentation/Swift/SIMD64/==(_:_:)) Returns a Boolean value indicating whether two vectors are equal. [`static func | (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-3e53o) [`static func | (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-3mmse) [`static func % (Self, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-3mrhw) [`static func ^ (Self, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-3rknz) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-4b85p) [`static func ^ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-4p1dd) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-53v87) [`static func | (Self, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-5axk6) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-5bfge) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-5tz1l) [`static func ^ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-6f021) [`static func % (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-7xkx0) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-8y8tm) [`static func % (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-9p4bu) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/_(_:_:)-f4mg) [`static func %= (inout Self, Self)`](/documentation/Swift/SIMD64/_=(_:_:)-1d41k) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/_=(_:_:)-2haal) [`static func |= (inout Self, Self)`](/documentation/Swift/SIMD64/_=(_:_:)-2nqna) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD64/_=(_:_:)-2opf0) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD64/_=(_:_:)-2z9yb) [`static func ^= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/_=(_:_:)-3rd8x) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/_=(_:_:)-6hdyq) [`static func %= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/_=(_:_:)-98nne) [`static func ^= (inout Self, Self)`](/documentation/Swift/SIMD64/_=(_:_:)-9mati) [`static func |= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD64/_=(_:_:)-r1oc) [`static func ~ (Self) -> Self`](/documentation/Swift/SIMD64/~(_:)) ### Initializers [`init(S)`](/documentation/Swift/SIMD64/init(_:)-6l6bn) Creates a vector from the given sequence. [`init(arrayLiteral: Self.Scalar...)`](/documentation/Swift/SIMD64/init(arrayLiteral:)) Creates a vector from the specified elements. [`init(from: any Decoder) throws`](/documentation/Swift/SIMD64/init(from:)) Creates a new vector by decoding scalars from the given decoder. [`init(repeating: Self.Scalar)`](/documentation/Swift/SIMD64/init(repeating:)-1uy8k) A vector with the specified scalar in all lanes. ### Instance Properties [`var description: String`](/documentation/Swift/SIMD64/description) A textual description of the vector. [`var indices: Range`](/documentation/Swift/SIMD64/indices) The valid indices for subscripting the vector. [`var leadingZeroBitCount: Self`](/documentation/Swift/SIMD64/leadingZeroBitCount) [`var nonzeroBitCount: Self`](/documentation/Swift/SIMD64/nonzeroBitCount) [`var trailingZeroBitCount: Self`](/documentation/Swift/SIMD64/trailingZeroBitCount) ### Instance Methods [`func addProduct(Self.Scalar, Self)`](/documentation/Swift/SIMD64/addProduct(_:_:)-2v9r3) [`func addProduct(Self, Self)`](/documentation/Swift/SIMD64/addProduct(_:_:)-6gitz) [`func addProduct(Self, Self.Scalar)`](/documentation/Swift/SIMD64/addProduct(_:_:)-94bac) [`func addingProduct(Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD64/addingProduct(_:_:)-8bwvm) [`func addingProduct(Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD64/addingProduct(_:_:)-99pn7) [`func addingProduct(Self, Self) -> Self`](/documentation/Swift/SIMD64/addingProduct(_:_:)-ivsx) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD64/clamp(lowerBound:upperBound:)-ac6p) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD64/clamp(lowerBound:upperBound:)-wuiq) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD64/clamped(lowerBound:upperBound:)-3qdwo) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD64/clamped(lowerBound:upperBound:)-5ot5h) [`func encode(to: any Encoder) throws`](/documentation/Swift/SIMD64/encode(to:)) Encodes the scalars of this vector into the given encoder in an unkeyed container. [`func formSquareRoot()`](/documentation/Swift/SIMD64/formSquareRoot()) [`func hash(into: inout Hasher)`](/documentation/Swift/SIMD64/hash(into:)) Hashes the elements of the vector using the given hasher. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD64/max()-3n69z) The greatest scalar in the vector. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD64/max()-9irq5) The greatest element in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD64/min()-52hug) The least element in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD64/min()-9s02d) The least scalar in the vector. [`func replace(with: Self, where: SIMDMask)`](/documentation/Swift/SIMD64/replace(with:where:)-7685a) Replaces elements of this vector with elements of `other` in the lanes where `mask` is `true`. [`func replace(with: Self.Scalar, where: SIMDMask)`](/documentation/Swift/SIMD64/replace(with:where:)-99fgt) Replaces elements of this vector with `other` in the lanes where `mask` is `true`. [`func replacing(with: Self, where: SIMDMask) -> Self`](/documentation/Swift/SIMD64/replacing(with:where:)-3ecx2) Returns a copy of this vector, with elements replaced by elements of `other` in the lanes where `mask` is `true`. [`func replacing(with: Self.Scalar, where: SIMDMask) -> Self`](/documentation/Swift/SIMD64/replacing(with:where:)-xwqn) Returns a copy of this vector, with elements `other` in the lanes where `mask` is `true`. [`func round(FloatingPointRoundingRule)`](/documentation/Swift/SIMD64/round(_:)) [`func rounded(FloatingPointRoundingRule) -> Self`](/documentation/Swift/SIMD64/rounded(_:)) A vector formed by rounding each lane of the source vector to an integral value according to the specified rounding `rule`. [`func squareRoot() -> Self`](/documentation/Swift/SIMD64/squareRoot()) [`func sum() -> Self.Scalar`](/documentation/Swift/SIMD64/sum()) The sum of the scalars in the vector. [`func wrappedSum() -> Self.Scalar`](/documentation/Swift/SIMD64/wrappedSum()) Returns the sum of the scalars in the vector, computed with wrapping addition. ### Type Properties [`static var one: Self`](/documentation/Swift/SIMD64/one-1lpug) A vector with one in all lanes. [`static var one: Self`](/documentation/Swift/SIMD64/one-44mp3) A vector with one in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD64/zero-2faik) A vector with zero in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD64/zero-3vf97) A vector with zero in all lanes. ### Type Methods [`static func random(in: ClosedRange) -> Self`](/documentation/Swift/SIMD64/random(in:)-46u2s) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: Range) -> Self`](/documentation/Swift/SIMD64/random(in:)-8do2i) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: Range, using: inout T) -> Self`](/documentation/Swift/SIMD64/random(in:using:)-7qbkk) Returns a vector with random values from within the specified range in all lanes, using the given generator as a source for randomness. [`static func random(in: ClosedRange, using: inout T) -> Self`](/documentation/Swift/SIMD64/random(in:using:)-8863m) Returns a vector with random values from within the specified range in all lanes, using the given generator as a source for randomness. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)