# SIMD Implementations ## Topics ### Operators [`static func & (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&(_:_:)-5sp0e) [`static func & (Self, Self) -> Self`](/documentation/Swift/SIMD8/&(_:_:)-6dcjs) [`static func & (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&(_:_:)-9csd5) [`static func &* (Self, Self) -> Self`](/documentation/Swift/SIMD8/&*(_:_:)-1tmkr) [`static func &* (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&*(_:_:)-2ukc9) [`static func &* (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&*(_:_:)-9lpf0) [`static func &*= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&*=(_:_:)-4n56w) [`static func &*= (inout Self, Self)`](/documentation/Swift/SIMD8/&*=(_:_:)-4u70c) [`static func &+ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&+(_:_:)-5je9i) [`static func &+ (Self, Self) -> Self`](/documentation/Swift/SIMD8/&+(_:_:)-6qthu) [`static func &+ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&+(_:_:)-s3c0) [`static func &+= (inout Self, Self)`](/documentation/Swift/SIMD8/&+=(_:_:)-15jmc) [`static func &+= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&+=(_:_:)-xkmr) [`static func &- (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&-(_:_:)-4tkki) [`static func &- (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&-(_:_:)-6uw6q) [`static func &- (Self, Self) -> Self`](/documentation/Swift/SIMD8/&-(_:_:)-8tan0) [`static func &-= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&-=(_:_:)-530wa) [`static func &-= (inout Self, Self)`](/documentation/Swift/SIMD8/&-=(_:_:)-8d5lv) [`static func &= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&=(_:_:)-586kj) [`static func &= (inout Self, Self)`](/documentation/Swift/SIMD8/&=(_:_:)-5a4ls) [`static func &<< (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-1cifw) [`static func &>> (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-8w0hu) [`static func &<< (Self, Self) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-93172) [`static func &<< (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-9j4jc) [`static func &>> (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-iqdy) [`static func &>> (Self, Self) -> Self`](/documentation/Swift/SIMD8/&__(_:_:)-op9i) [`static func &>>= (inout Self, Self)`](/documentation/Swift/SIMD8/&__=(_:_:)-2mxqy) [`static func &>>= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&__=(_:_:)-38cyr) [`static func &<<= (inout Self, Self)`](/documentation/Swift/SIMD8/&__=(_:_:)-7dikc) [`static func &<<= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/&__=(_:_:)-83he1) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-2huq3) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-4c84m) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-4lmnj) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-50hhc) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-6kqtm) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/*(_:_:)-9wsc8) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/*=(_:_:)-27m64) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/*=(_:_:)-3zhue) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD8/*=(_:_:)-4j1xn) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD8/*=(_:_:)-5qsdi) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-1h94n) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-1s9hf) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-2bhi5) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-62o3n) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-841fq) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/+(_:_:)-9w67l) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD8/+=(_:_:)-13e1e) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/+=(_:_:)-33hp7) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/+=(_:_:)-3iuqz) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD8/+=(_:_:)-4kc6w) [`static func - (Self) -> Self`](/documentation/Swift/SIMD8/-(_:)) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-1eoar) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-59qe9) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-5hryr) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-5retq) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-8p6z1) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD8/-(_:_:)-8vqls) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/-=(_:_:)-5efu0) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/-=(_:_:)-6ar35) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD8/-=(_:_:)-8p1mb) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD8/-=(_:_:)-90g6w) [`static func .!= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/.!=(_:_:)-1o7kh) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/.!=(_:_:)-5kl0l) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/.!=(_:_:)-70jxh) A vector mask with the result of a pointwise inequality comparison. [`static func .== (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/.==(_:_:)-1pyi8) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/.==(_:_:)-4dg9j) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/.==(_:_:)-85ylq) A vector mask with the result of a pointwise equality comparison. [`static func .< (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-2n112) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-3ikq8) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-49yq2) Returns a vector mask with the result of a pointwise less than comparison. [`static func .< (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-5lgdq) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-5wmbh) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .> (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/._(_:_:)-6yrys) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .>= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-132re) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-1ws7k) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .<= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-3lyor) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-41o9y) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-5k1es) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD8/._=(_:_:)-9p7h9) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func == (Self, Self) -> Bool`](/documentation/Swift/SIMD8/==(_:_:)) Returns a Boolean value indicating whether two vectors are equal. [`static func | (Self, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-1t6vi) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-2ntwq) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-2o5d7) [`static func % (Self, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-2sn9f) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-2z76a) [`static func | (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-3pe30) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-3vsab) [`static func ^ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-6f442) [`static func ^ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-6fwr7) [`static func ^ (Self, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-7vbmy) [`static func | (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-7yt9) [`static func % (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-903vr) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-932xh) [`static func % (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-9hy8d) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD8/_(_:_:)-9ilz9) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/_=(_:_:)-18m89) [`static func |= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/_=(_:_:)-1tcb0) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD8/_=(_:_:)-5byj9) [`static func |= (inout Self, Self)`](/documentation/Swift/SIMD8/_=(_:_:)-6kivi) [`static func %= (inout Self, Self)`](/documentation/Swift/SIMD8/_=(_:_:)-721wj) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/_=(_:_:)-7u65z) [`static func ^= (inout Self, Self)`](/documentation/Swift/SIMD8/_=(_:_:)-8jx1x) [`static func %= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/_=(_:_:)-9a3t6) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD8/_=(_:_:)-9iue6) [`static func ^= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD8/_=(_:_:)-suzf) [`static func ~ (Self) -> Self`](/documentation/Swift/SIMD8/~(_:)) ### Initializers [`init(S)`](/documentation/Swift/SIMD8/init(_:)-3ewxg) Creates a vector from the given sequence. [`init(arrayLiteral: Self.Scalar...)`](/documentation/Swift/SIMD8/init(arrayLiteral:)) Creates a vector from the specified elements. [`init(from: any Decoder) throws`](/documentation/Swift/SIMD8/init(from:)) Creates a new vector by decoding scalars from the given decoder. [`init(repeating: Self.Scalar)`](/documentation/Swift/SIMD8/init(repeating:)-97ws4) A vector with the specified scalar in all lanes. ### Instance Properties [`var description: String`](/documentation/Swift/SIMD8/description) A textual description of the vector. [`var indices: Range`](/documentation/Swift/SIMD8/indices) The valid indices for subscripting the vector. [`var leadingZeroBitCount: Self`](/documentation/Swift/SIMD8/leadingZeroBitCount) [`var nonzeroBitCount: Self`](/documentation/Swift/SIMD8/nonzeroBitCount) [`var trailingZeroBitCount: Self`](/documentation/Swift/SIMD8/trailingZeroBitCount) ### Instance Methods [`func addProduct(Self, Self)`](/documentation/Swift/SIMD8/addProduct(_:_:)-24l2l) [`func addProduct(Self.Scalar, Self)`](/documentation/Swift/SIMD8/addProduct(_:_:)-48c01) [`func addProduct(Self, Self.Scalar)`](/documentation/Swift/SIMD8/addProduct(_:_:)-8hsd8) [`func addingProduct(Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD8/addingProduct(_:_:)-1n8kp) [`func addingProduct(Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD8/addingProduct(_:_:)-76qu8) [`func addingProduct(Self, Self) -> Self`](/documentation/Swift/SIMD8/addingProduct(_:_:)-94v6i) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD8/clamp(lowerBound:upperBound:)-77hrb) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD8/clamp(lowerBound:upperBound:)-9he39) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD8/clamped(lowerBound:upperBound:)-4qnzr) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD8/clamped(lowerBound:upperBound:)-8tmoc) [`func encode(to: any Encoder) throws`](/documentation/Swift/SIMD8/encode(to:)) Encodes the scalars of this vector into the given encoder in an unkeyed container. [`func formSquareRoot()`](/documentation/Swift/SIMD8/formSquareRoot()) [`func hash(into: inout Hasher)`](/documentation/Swift/SIMD8/hash(into:)) Hashes the elements of the vector using the given hasher. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD8/max()-71om5) The greatest element in the vector. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD8/max()-y0of) The greatest scalar in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD8/min()-7qrdn) The least scalar in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD8/min()-8s4qs) The least element in the vector. [`func replace(with: Self, where: SIMDMask)`](/documentation/Swift/SIMD8/replace(with:where:)-7e5tu) 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/SIMD8/replace(with:where:)-7ys4t) Replaces elements of this vector with `other` in the lanes where `mask` is `true`. [`func replacing(with: Self, where: SIMDMask) -> Self`](/documentation/Swift/SIMD8/replacing(with:where:)-32kt0) 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/SIMD8/replacing(with:where:)-3o9r2) Returns a copy of this vector, with elements `other` in the lanes where `mask` is `true`. [`func round(FloatingPointRoundingRule)`](/documentation/Swift/SIMD8/round(_:)) [`func rounded(FloatingPointRoundingRule) -> Self`](/documentation/Swift/SIMD8/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/SIMD8/squareRoot()) [`func sum() -> Self.Scalar`](/documentation/Swift/SIMD8/sum()) The sum of the scalars in the vector. [`func wrappedSum() -> Self.Scalar`](/documentation/Swift/SIMD8/wrappedSum()) Returns the sum of the scalars in the vector, computed with wrapping addition. ### Type Properties [`static var one: Self`](/documentation/Swift/SIMD8/one-1gl43) A vector with one in all lanes. [`static var one: Self`](/documentation/Swift/SIMD8/one-7efnf) A vector with one in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD8/zero-1xcz3) A vector with zero in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD8/zero-6rjkw) A vector with zero in all lanes. ### Type Methods [`static func random(in: ClosedRange) -> Self`](/documentation/Swift/SIMD8/random(in:)-3w9ug) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: Range) -> Self`](/documentation/Swift/SIMD8/random(in:)-6jhg8) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: ClosedRange, using: inout T) -> Self`](/documentation/Swift/SIMD8/random(in:using:)-6d8vw) 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: Range, using: inout T) -> Self`](/documentation/Swift/SIMD8/random(in:using:)-7x8fn) 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)