# SIMD Implementations ## Topics ### Operators [`static func & (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&(_:_:)-5sle8) [`static func & (Self, Self) -> Self`](/documentation/Swift/SIMD3/&(_:_:)-6dadi) [`static func & (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&(_:_:)-9cv5x) [`static func &* (Self, Self) -> Self`](/documentation/Swift/SIMD3/&*(_:_:)-1tpdr) [`static func &* (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&*(_:_:)-2ui6l) [`static func &* (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&*(_:_:)-9lqx2) [`static func &*= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&*=(_:_:)-4n2gi) [`static func &*= (inout Self, Self)`](/documentation/Swift/SIMD3/&*=(_:_:)-4uaeq) [`static func &+ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&+(_:_:)-5jgfk) [`static func &+ (Self, Self) -> Self`](/documentation/Swift/SIMD3/&+(_:_:)-6qry0) [`static func &+ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&+(_:_:)-s6mm) [`static func &+= (inout Self, Self)`](/documentation/Swift/SIMD3/&+=(_:_:)-15hgq) [`static func &+= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&+=(_:_:)-xndr) [`static func &- (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&-(_:_:)-4tne0) [`static func &- (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&-(_:_:)-6usqk) [`static func &- (Self, Self) -> Self`](/documentation/Swift/SIMD3/&-(_:_:)-8tcdi) [`static func &-= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&-=(_:_:)-534bk) [`static func &-= (inout Self, Self)`](/documentation/Swift/SIMD3/&-=(_:_:)-8d2rr) [`static func &= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&=(_:_:)-583on) [`static func &= (inout Self, Self)`](/documentation/Swift/SIMD3/&=(_:_:)-5a80m) [`static func &<< (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-1cf4m) [`static func &>> (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-8w3ew) [`static func &<< (Self, Self) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-92xk8) [`static func &<< (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-9j2cu) [`static func &>> (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-in54) [`static func &>> (Self, Self) -> Self`](/documentation/Swift/SIMD3/&__(_:_:)-on38) [`static func &>>= (inout Self, Self)`](/documentation/Swift/SIMD3/&__=(_:_:)-2n11s) [`static func &>>= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&__=(_:_:)-38a87) [`static func &<<= (inout Self, Self)`](/documentation/Swift/SIMD3/&__=(_:_:)-7dkpa) [`static func &<<= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/&__=(_:_:)-83fu5) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-2hvzj) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-4cbmk) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-4lo7f) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-50fba) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-6ktkg) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/*(_:_:)-9wplu) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/*=(_:_:)-27oce) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/*=(_:_:)-3zjhs) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD3/*=(_:_:)-4j0iv) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD3/*=(_:_:)-5qujk) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-1h7rv) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-1s6av) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-2bek1) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-62q9z) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-844rw) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/+(_:_:)-9w8yd) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD3/+=(_:_:)-13ac4) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/+=(_:_:)-33ge7) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/+=(_:_:)-3islb) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD3/+=(_:_:)-4kezy) [`static func - (Self) -> Self`](/documentation/Swift/SIMD3/-(_:)) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-1eqhb) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-59t4d) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-5hurb) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-5rbfs) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-8pag1) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD3/-(_:_:)-8vs62) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/-=(_:_:)-5ej92) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/-=(_:_:)-6att9) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD3/-=(_:_:)-8oysv) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD3/-=(_:_:)-90eji) [`static func .!= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/.!=(_:_:)-1o5ed) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/.!=(_:_:)-5knpd) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/.!=(_:_:)-70ndl) A vector mask with the result of a pointwise inequality comparison. [`static func .== (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/.==(_:_:)-1q0oq) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/.==(_:_:)-4ddir) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/.==(_:_:)-8605k) A vector mask with the result of a pointwise equality comparison. [`static func .< (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-2n374) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-3inh2) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-49xao) Returns a vector mask with the result of a pointwise less than comparison. [`static func .< (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-5ld34) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-5wj69) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .> (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/._(_:_:)-6yoj2) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .>= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-134b8) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-1wtru) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .<= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-3m1wf) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-41rws) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-5jyme) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD3/._=(_:_:)-9paeh) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func == (Self, Self) -> Bool`](/documentation/Swift/SIMD3/==(_:_:)) Returns a Boolean value indicating whether two vectors are equal. [`static func | (Self, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-1t3fs) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-2nvgk) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-2o86v) [`static func % (Self, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-2skh3) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-2zako) [`static func | (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-3pbx6) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-3vpcf) [`static func ^ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-6f2o8) [`static func ^ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-6fu2f) [`static func | (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-7v8x) [`static func ^ (Self, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-7vf28) [`static func % (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-9061v) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-936c1) [`static func % (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-9i1nl) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD3/_(_:_:)-9io5d) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/_=(_:_:)-18ko5) [`static func |= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/_=(_:_:)-1tfky) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD3/_=(_:_:)-5c1dl) [`static func |= (inout Self, Self)`](/documentation/Swift/SIMD3/_=(_:_:)-6kg54) [`static func %= (inout Self, Self)`](/documentation/Swift/SIMD3/_=(_:_:)-723if) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/_=(_:_:)-7u3yj) [`static func ^= (inout Self, Self)`](/documentation/Swift/SIMD3/_=(_:_:)-8juvl) [`static func %= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/_=(_:_:)-9a0es) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD3/_=(_:_:)-9ivy0) [`static func ^= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD3/_=(_:_:)-sxrj) [`static func ~ (Self) -> Self`](/documentation/Swift/SIMD3/~(_:)) ### Initializers [`init(S)`](/documentation/Swift/SIMD3/init(_:)-3f00q) Creates a vector from the given sequence. [`init(arrayLiteral: Self.Scalar...)`](/documentation/Swift/SIMD3/init(arrayLiteral:)) Creates a vector from the specified elements. [`init(from: any Decoder) throws`](/documentation/Swift/SIMD3/init(from:)) Creates a new vector by decoding scalars from the given decoder. [`init(repeating: Self.Scalar)`](/documentation/Swift/SIMD3/init(repeating:)-97v6a) A vector with the specified scalar in all lanes. ### Instance Properties [`var description: String`](/documentation/Swift/SIMD3/description) A textual description of the vector. [`var indices: Range`](/documentation/Swift/SIMD3/indices) The valid indices for subscripting the vector. [`var leadingZeroBitCount: Self`](/documentation/Swift/SIMD3/leadingZeroBitCount) [`var nonzeroBitCount: Self`](/documentation/Swift/SIMD3/nonzeroBitCount) [`var trailingZeroBitCount: Self`](/documentation/Swift/SIMD3/trailingZeroBitCount) ### Instance Methods [`func addProduct(Self, Self)`](/documentation/Swift/SIMD3/addProduct(_:_:)-24nyp) [`func addProduct(Self.Scalar, Self)`](/documentation/Swift/SIMD3/addProduct(_:_:)-48e6d) [`func addProduct(Self, Self.Scalar)`](/documentation/Swift/SIMD3/addProduct(_:_:)-8hqma) [`func addingProduct(Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD3/addingProduct(_:_:)-1naql) [`func addingProduct(Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD3/addingProduct(_:_:)-76u4u) [`func addingProduct(Self, Self) -> Self`](/documentation/Swift/SIMD3/addingProduct(_:_:)-94rr8) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD3/clamp(lowerBound:upperBound:)-77fkz) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD3/clamp(lowerBound:upperBound:)-9has1) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD3/clamped(lowerBound:upperBound:)-4qqqj) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD3/clamped(lowerBound:upperBound:)-8tjee) [`func encode(to: any Encoder) throws`](/documentation/Swift/SIMD3/encode(to:)) Encodes the scalars of this vector into the given encoder in an unkeyed container. [`func formSquareRoot()`](/documentation/Swift/SIMD3/formSquareRoot()) [`func hash(into: inout Hasher)`](/documentation/Swift/SIMD3/hash(into:)) Hashes the elements of the vector using the given hasher. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD3/max()-71ltd) The greatest element in the vector. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD3/max()-xz2j) The greatest scalar in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD3/min()-7qoof) The least scalar in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD3/min()-8s36y) The least element in the vector. [`func replace(with: Self, where: SIMDMask)`](/documentation/Swift/SIMD3/replace(with:where:)-7e3ns) 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/SIMD3/replace(with:where:)-7yqk1) Replaces elements of this vector with `other` in the lanes where `mask` is `true`. [`func replacing(with: Self, where: SIMDMask) -> Self`](/documentation/Swift/SIMD3/replacing(with:where:)-32h3i) 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/SIMD3/replacing(with:where:)-3o6zs) Returns a copy of this vector, with elements `other` in the lanes where `mask` is `true`. [`func round(FloatingPointRoundingRule)`](/documentation/Swift/SIMD3/round(_:)) [`func rounded(FloatingPointRoundingRule) -> Self`](/documentation/Swift/SIMD3/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/SIMD3/squareRoot()) [`func sum() -> Self.Scalar`](/documentation/Swift/SIMD3/sum()) The sum of the scalars in the vector. [`func wrappedSum() -> Self.Scalar`](/documentation/Swift/SIMD3/wrappedSum()) Returns the sum of the scalars in the vector, computed with wrapping addition. ### Type Properties [`static var one: Self`](/documentation/Swift/SIMD3/one-1gjj3) A vector with one in all lanes. [`static var one: Self`](/documentation/Swift/SIMD3/one-7ehtb) A vector with one in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD3/zero-1xegj) A vector with zero in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD3/zero-6rmb2) A vector with zero in all lanes. ### Type Methods [`static func random(in: ClosedRange) -> Self`](/documentation/Swift/SIMD3/random(in:)-3wbg2) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: Range) -> Self`](/documentation/Swift/SIMD3/random(in:)-6jj3m) 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/SIMD3/random(in:using:)-6dbs2) 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/SIMD3/random(in:using:)-7xbdr) 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)