# SIMD Implementations ## Topics ### Operators [`static func & (Self, Self) -> Self`](/documentation/Swift/SIMD16/&(_:_:)-3qlss) [`static func & (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&(_:_:)-5aelr) [`static func & (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&(_:_:)-6tkkh) [`static func &* (Self, Self) -> Self`](/documentation/Swift/SIMD16/&*(_:_:)-110zd) [`static func &* (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&*(_:_:)-3h4zn) [`static func &* (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&*(_:_:)-7l2c0) [`static func &*= (inout Self, Self)`](/documentation/Swift/SIMD16/&*=(_:_:)-2tosr) [`static func &*= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&*=(_:_:)-4ul6j) [`static func &+ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&+(_:_:)-2d5m0) [`static func &+ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&+(_:_:)-5yle0) [`static func &+ (Self, Self) -> Self`](/documentation/Swift/SIMD16/&+(_:_:)-6p9ta) [`static func &+= (inout Self, Self)`](/documentation/Swift/SIMD16/&+=(_:_:)-1a5tp) [`static func &+= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&+=(_:_:)-500n3) [`static func &- (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&-(_:_:)-1kaco) [`static func &- (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&-(_:_:)-3zrkv) [`static func &- (Self, Self) -> Self`](/documentation/Swift/SIMD16/&-(_:_:)-8zi32) [`static func &-= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&-=(_:_:)-51lye) [`static func &-= (inout Self, Self)`](/documentation/Swift/SIMD16/&-=(_:_:)-5x3ab) [`static func &= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&=(_:_:)-5m8ug) [`static func &= (inout Self, Self)`](/documentation/Swift/SIMD16/&=(_:_:)-9d1yc) [`static func &<< (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-2ftme) [`static func &>> (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-4oaw1) [`static func &>> (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-71acz) [`static func &<< (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-7t9iq) [`static func &>> (Self, Self) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-82fce) [`static func &<< (Self, Self) -> Self`](/documentation/Swift/SIMD16/&__(_:_:)-9nper) [`static func &>>= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&__=(_:_:)-3i1nm) [`static func &>>= (inout Self, Self)`](/documentation/Swift/SIMD16/&__=(_:_:)-6znxq) [`static func &<<= (inout Self, Self)`](/documentation/Swift/SIMD16/&__=(_:_:)-88lh5) [`static func &<<= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/&__=(_:_:)-8v518) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-2yhe7) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-3ur7o) [`static func * (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-4pozo) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-7l65y) [`static func * (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-7whvl) [`static func * (Self, Self) -> Self`](/documentation/Swift/SIMD16/*(_:_:)-9y6zm) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD16/*=(_:_:)-1od2g) [`static func *= (inout Self, Self)`](/documentation/Swift/SIMD16/*=(_:_:)-2zjkv) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/*=(_:_:)-4dnsd) [`static func *= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/*=(_:_:)-8scfm) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-10ebw) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-2i69l) [`static func + (Self, Self) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-40yo6) [`static func + (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-52yaj) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-53q5k) [`static func + (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/+(_:_:)-5z1ez) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/+=(_:_:)-29mqk) [`static func += (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/+=(_:_:)-2urad) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD16/+=(_:_:)-5ciy) [`static func += (inout Self, Self)`](/documentation/Swift/SIMD16/+=(_:_:)-63jfd) [`static func - (Self) -> Self`](/documentation/Swift/SIMD16/-(_:)) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-1zpzh) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-2t24k) [`static func - (Self, Self) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-7z2dr) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-946vg) [`static func - (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-bdg9) [`static func - (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/-(_:_:)-c6qt) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD16/-=(_:_:)-15h6z) [`static func -= (inout Self, Self)`](/documentation/Swift/SIMD16/-=(_:_:)-2iaa8) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/-=(_:_:)-44xi9) [`static func -= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/-=(_:_:)-6n3d6) [`static func .!= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/.!=(_:_:)-2mivz) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/.!=(_:_:)-679dj) Returns a vector mask with the result of a pointwise inequality comparison. [`static func .!= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/.!=(_:_:)-8zu6g) A vector mask with the result of a pointwise inequality comparison. [`static func .== (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/.==(_:_:)-64qzq) A vector mask with the result of a pointwise equality comparison. [`static func .== (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/.==(_:_:)-6vtbl) Returns a vector mask with the result of a pointwise equality comparison. [`static func .== (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/.==(_:_:)-8z3e8) Returns a vector mask with the result of a pointwise equality comparison. [`static func .< (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-2gbn0) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-436q8) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-71lm5) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-73ut0) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .< (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-7j4ug) Returns a vector mask with the result of a pointwise less than comparison. [`static func .> (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/._(_:_:)-8gxec) Returns a vector mask with the result of a pointwise greater than comparison. [`static func .>= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-25vha) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .>= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-3mvms) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self, Self.Scalar) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-52esm) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .<= (Self, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-5nyi8) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func .>= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-6au0s) Returns a vector mask with the result of a pointwise greater than or equal comparison. [`static func .<= (Self.Scalar, Self) -> SIMDMask`](/documentation/Swift/SIMD16/._=(_:_:)-9s9fk) Returns a vector mask with the result of a pointwise less than or equal comparison. [`static func == (Self, Self) -> Bool`](/documentation/Swift/SIMD16/==(_:_:)) Returns a Boolean value indicating whether two vectors are equal. [`static func % (Self, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-3cb1l) [`static func ^ (Self, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-3uq7q) [`static func | (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-3x1xf) [`static func | (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-42gh9) [`static func ^ (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-4ekpw) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-4fhk4) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-4fl12) [`static func / (Self, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-50opv) [`static func | (Self, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-57tav) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-5pqvk) [`static func ^ (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-5qq08) [`static func % (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-7mufd) [`static func / (Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-8g9p3) [`static func % (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-9s9s3) [`static func / (Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/_(_:_:)-vyq5) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/_=(_:_:)-1t070) [`static func %= (inout Self, Self)`](/documentation/Swift/SIMD16/_=(_:_:)-21f7t) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD16/_=(_:_:)-26qa9) [`static func |= (inout Self, Self)`](/documentation/Swift/SIMD16/_=(_:_:)-2da4b) [`static func /= (inout Self, Self)`](/documentation/Swift/SIMD16/_=(_:_:)-2w5pm) [`static func ^= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/_=(_:_:)-422nw) [`static func /= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/_=(_:_:)-60irj) [`static func %= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/_=(_:_:)-95j6b) [`static func ^= (inout Self, Self)`](/documentation/Swift/SIMD16/_=(_:_:)-9wq7v) [`static func |= (inout Self, Self.Scalar)`](/documentation/Swift/SIMD16/_=(_:_:)-vb11) [`static func ~ (Self) -> Self`](/documentation/Swift/SIMD16/~(_:)) ### Initializers [`init(S)`](/documentation/Swift/SIMD16/init(_:)-64awu) Creates a vector from the given sequence. [`init(arrayLiteral: Self.Scalar...)`](/documentation/Swift/SIMD16/init(arrayLiteral:)) Creates a vector from the specified elements. [`init(from: any Decoder) throws`](/documentation/Swift/SIMD16/init(from:)) Creates a new vector by decoding scalars from the given decoder. [`init(repeating: Self.Scalar)`](/documentation/Swift/SIMD16/init(repeating:)-16o1h) A vector with the specified scalar in all lanes. ### Instance Properties [`var description: String`](/documentation/Swift/SIMD16/description) A textual description of the vector. [`var indices: Range`](/documentation/Swift/SIMD16/indices) The valid indices for subscripting the vector. [`var leadingZeroBitCount: Self`](/documentation/Swift/SIMD16/leadingZeroBitCount) [`var nonzeroBitCount: Self`](/documentation/Swift/SIMD16/nonzeroBitCount) [`var trailingZeroBitCount: Self`](/documentation/Swift/SIMD16/trailingZeroBitCount) ### Instance Methods [`func addProduct(Self.Scalar, Self)`](/documentation/Swift/SIMD16/addProduct(_:_:)-2kjb6) [`func addProduct(Self, Self)`](/documentation/Swift/SIMD16/addProduct(_:_:)-5yjpm) [`func addProduct(Self, Self.Scalar)`](/documentation/Swift/SIMD16/addProduct(_:_:)-97gsd) [`func addingProduct(Self, Self.Scalar) -> Self`](/documentation/Swift/SIMD16/addingProduct(_:_:)-816br) [`func addingProduct(Self.Scalar, Self) -> Self`](/documentation/Swift/SIMD16/addingProduct(_:_:)-8lfqq) [`func addingProduct(Self, Self) -> Self`](/documentation/Swift/SIMD16/addingProduct(_:_:)-freg) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD16/clamp(lowerBound:upperBound:)-krkc) [`func clamp(lowerBound: Self, upperBound: Self)`](/documentation/Swift/SIMD16/clamp(lowerBound:upperBound:)-tq4b) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD16/clamped(lowerBound:upperBound:)-38es5) [`func clamped(lowerBound: Self, upperBound: Self) -> Self`](/documentation/Swift/SIMD16/clamped(lowerBound:upperBound:)-5lop0) [`func encode(to: any Encoder) throws`](/documentation/Swift/SIMD16/encode(to:)) Encodes the scalars of this vector into the given encoder in an unkeyed container. [`func formSquareRoot()`](/documentation/Swift/SIMD16/formSquareRoot()) [`func hash(into: inout Hasher)`](/documentation/Swift/SIMD16/hash(into:)) Hashes the elements of the vector using the given hasher. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD16/max()-2yw9y) The greatest scalar in the vector. [`func max() -> Self.Scalar`](/documentation/Swift/SIMD16/max()-ap) The greatest element in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD16/min()-55nb5) The least element in the vector. [`func min() -> Self.Scalar`](/documentation/Swift/SIMD16/min()-9hjd4) The least scalar in the vector. [`func replace(with: Self, where: SIMDMask)`](/documentation/Swift/SIMD16/replace(with:where:)-7gncz) 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/SIMD16/replace(with:where:)-9cks4) Replaces elements of this vector with `other` in the lanes where `mask` is `true`. [`func replacing(with: Self, where: SIMDMask) -> Self`](/documentation/Swift/SIMD16/replacing(with:where:)-42oan) 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/SIMD16/replacing(with:where:)-ng2a) Returns a copy of this vector, with elements `other` in the lanes where `mask` is `true`. [`func round(FloatingPointRoundingRule)`](/documentation/Swift/SIMD16/round(_:)) [`func rounded(FloatingPointRoundingRule) -> Self`](/documentation/Swift/SIMD16/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/SIMD16/squareRoot()) [`func sum() -> Self.Scalar`](/documentation/Swift/SIMD16/sum()) The sum of the scalars in the vector. [`func wrappedSum() -> Self.Scalar`](/documentation/Swift/SIMD16/wrappedSum()) Returns the sum of the scalars in the vector, computed with wrapping addition. ### Type Properties [`static var one: Self`](/documentation/Swift/SIMD16/one-1azcd) A vector with one in all lanes. [`static var one: Self`](/documentation/Swift/SIMD16/one-3gc92) A vector with one in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD16/zero-33lnp) A vector with zero in all lanes. [`static var zero: Self`](/documentation/Swift/SIMD16/zero-3dg4m) A vector with zero in all lanes. ### Type Methods [`static func random(in: ClosedRange) -> Self`](/documentation/Swift/SIMD16/random(in:)-42m5x) Returns a vector with random values from within the specified range in all lanes. [`static func random(in: Range) -> Self`](/documentation/Swift/SIMD16/random(in:)-8ajs3) 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/SIMD16/random(in:using:)-78ch5) 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/SIMD16/random(in:using:)-7rau7) 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)