# SIMD8 A vector of eight scalar values. ``` @frozen struct SIMD8 where Scalar : SIMDScalar ``` ## Topics ### Operators [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-2dda6) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-2dhqm) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-3zc2z) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-46zar) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-4mxqw) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-5av1i) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-880kc) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-8eoet) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-o5i6) The pointwise wrapping product of two vectors. [`static func &* (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&*(_:_:)-y8q9) The pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-1xusy) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-353av) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-35hyl) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-3cae1) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-4gmzh) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-5cdle) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-6ii7o) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-8a0j1) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-98uee) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &*= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&*=(_:_:)-pffy) Updates the left hand side with the pointwise wrapping product of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-1edf1) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-2x46m) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-33coa) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-3ul36) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-6m4bg) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-7xsr) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-8fe3f) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-9jl8h) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-9xkk1) The wrapping sum of two vectors. [`static func &+ (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&+(_:_:)-gdqm) The wrapping sum of two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-2g5dk) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-2hztm) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-4m3yq) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-76tam) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-7dn69) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-86kst) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-89da6) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-8m45k) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-8t73v) Updates the left hand side with the wrapping sum of the two vectors. [`static func &+= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&+=(_:_:)-j3ws) Updates the left hand side with the wrapping sum of the two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-15jqz) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-1hac1) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-35imm) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-4gpbp) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-4iod) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-4okd7) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-5i14e) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-7vdw0) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-9cpsb) The wrapping difference of two vectors. [`static func &- (SIMD8, SIMD8) -> SIMD8`](/documentation/Swift/SIMD8/&-(_:_:)-9vohd) The wrapping difference of two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-1w9a6) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-1zg3c) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-3rt61) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-4il3a) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-76vz8) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-7pnwo) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-801jw) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-87ja5) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-98lnu) Updates the left hand side with the wrapping difference of the two vectors. [`static func &-= (inout SIMD8, SIMD8)`](/documentation/Swift/SIMD8/&-=(_:_:)-9yk9) Updates the left hand side with the wrapping difference of the two vectors. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-16zq0) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-17abh) Pointwise compare not equal to. [`static func .!= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-182nw) Pointwise compare not equal to. [`static func .!= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-1fvwl) Pointwise compare not equal to. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-1wj2z) Pointwise compare not equal to. [`static func .!= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-1zfjk) Pointwise compare not equal to. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-36264) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-3bn2m) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-3cu2r) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-3d9xb) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-3y6ak) Pointwise compare not equal to. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-4lymv) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-57mv) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-6d27n) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-7rbua) Pointwise compare not equal to. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-82vwe) Pointwise compare not equal to. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-98x77) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-9entj) A vector mask with the result of a pointwise inequality comparison. [`static func .!= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.!=(_:_:)-9yjnv) Pointwise compare not equal to. [`static func .== (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-13hfz) Pointwise compare equal to. [`static func .== (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-15sza) Pointwise compare equal to. [`static func .== (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-1nd3n) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-1sivj) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-267zc) Pointwise compare equal to. [`static func .== (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-2lf7d) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-3s0g) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-43f7i) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-4pwbs) A vector mask with the result of a pointwise equality comparison. [`static func .== (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-5qucm) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-63th2) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-7c19g) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-8497l) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-88omu) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-8hri) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-mnby) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-qwvi) A vector mask with the result of a pointwise equality comparison. [`static func .== (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-rbji) Pointwise compare equal to. [`static func .== (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/.==(_:_:)-tycy) A vector mask with the result of a pointwise equality comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-1c72i) A vector mask with the result of a pointwise less-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-1narf) A vector mask with the result of a pointwise greater-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-1r4s4) A vector mask with the result of a pointwise less-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-2mxcj) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-2p9oz) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-3f0bc) A vector mask with the result of a pointwise greater-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-3hoi) Pointwise compare less than. [`static func .> (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-3inye) Pointwise compare greater than. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-4ayah) Pointwise compare greater than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-4ltbx) A vector mask with the result of a pointwise less-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-4surp) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-4wlgd) Pointwise compare greater than. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-4wlhw) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5fo7o) Pointwise compare greater than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5l344) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5n70) A vector mask with the result of a pointwise less-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5s4e8) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5z2wr) A vector mask with the result of a pointwise greater-than comparison. [`static func .< (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-5zlf4) Pointwise compare less than. [`static func .> (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-64j9a) Pointwise compare greater than. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-66vyd) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-6blon) Pointwise compare greater than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-6hcnd) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-6i4zk) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-6t3vq) Pointwise compare less than. [`static func .< (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-6wn36) Pointwise compare less than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-7fq8p) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-7k3f0) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-7swb9) Pointwise compare less than. [`static func .< (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-7thec) Pointwise compare less than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-7z7lr) A vector mask with the result of a pointwise less-than comparison. [`static func .< (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-8qdlx) Pointwise compare less than. [`static func .< (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-8uwqc) Pointwise compare less than. [`static func .> (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-9jcx8) Pointwise compare greater than. [`static func .> (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-9jr9i) A vector mask with the result of a pointwise greater-than comparison. [`static func .> (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-al2z) Pointwise compare greater than. [`static func .> (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-j3x4) Pointwise compare greater than. [`static func .< (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._(_:_:)-vpnh) Pointwise compare less than. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-167bs) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-1mll5) Pointwise compare greater than or equal to. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-1zabi) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-24r7f) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-2dact) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .>= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-2opee) Pointwise compare greater than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-2u2hi) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-3buog) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .<= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-3cuio) Pointwise compare less than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-3ui8g) Pointwise compare less than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-46zej) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .<= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-4ibxs) Pointwise compare less than or equal to. [`static func .>= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-4qumd) Pointwise compare greater than or equal to. [`static func .<= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-525gk) Pointwise compare less than or equal to. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-53bxt) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .>= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-5d0hv) Pointwise compare greater than or equal to. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-5whw) Pointwise compare greater than or equal to. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-5xadh) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-5zfg3) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-64j20) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-6c148) Pointwise compare greater than or equal to. [`static func .>= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-70he1) Pointwise compare greater than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7bs44) Pointwise compare less than or equal to. [`static func .<= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7hls5) Pointwise compare less than or equal to. [`static func .<= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7pmkh) Pointwise compare less than or equal to. [`static func .>= (SIMD8, Scalar) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7tqmb) Pointwise compare greater than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7vdqx) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-7wxxr) Pointwise compare greater than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-85788) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-8bd6y) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-8d091) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-8u7sr) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-8uo9e) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-95mry) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .<= (Scalar, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-9qpjh) Pointwise compare less than or equal to. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-da81) A vector mask with the result of a pointwise less-than-or-equal-to comparison. [`static func .>= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-e0zd) A vector mask with the result of a pointwise greater-than-or-equal-to comparison. [`static func .<= (SIMD8, SIMD8) -> SIMDMask.MaskStorage>`](/documentation/Swift/SIMD8/._=(_:_:)-ynx1) Pointwise compare less than or equal to. ### Initializers [`init()`](/documentation/Swift/SIMD8/init()) Creates a vector with zero in all lanes. [`init(SIMD8)`](/documentation/Swift/SIMD8/init(_:)-20rv4) Creates a new vector from the given vector of floating-point values. [`init(SIMD8)`](/documentation/Swift/SIMD8/init(_:)-8ko8m) Creates a new vector from the given vector of integers. [`init(Scalar, Scalar, Scalar, Scalar, Scalar, Scalar, Scalar, Scalar)`](/documentation/Swift/SIMD8/init(_:_:_:_:_:_:_:_:)) Creates a new vector from the given elements. [`init(SIMD8, rounding: FloatingPointRoundingRule)`](/documentation/Swift/SIMD8/init(_:rounding:)) Creates a new vector from the given vector, rounding the given vector’s of elements using the specified rounding rule. [`init(clamping: SIMD8)`](/documentation/Swift/SIMD8/init(clamping:)) Creates a new vector from the given vector, clamping the values of the given vector’s elements if necessary. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-40zc3) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-4u8y9) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-67fcd) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-6peuv) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-76rts) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-7qon) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-84qph) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-88i1v) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-8i4y2) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-8zo02) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-98i5t) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-9rdov) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-buyh) A vector formed by concatenating lowHalf and highHalf. [`init(lowHalf: SIMD4, highHalf: SIMD4)`](/documentation/Swift/SIMD8/init(lowHalf:highHalf:)-i4ty) A vector formed by concatenating lowHalf and highHalf. [`init(repeating: Int32)`](/documentation/Swift/SIMD8/init(repeating:)-15kd1) A vector with the specified scalar in all lanes. [`init(repeating: UInt16)`](/documentation/Swift/SIMD8/init(repeating:)-1mtdp) A vector with the specified scalar in all lanes. [`init(repeating: Double)`](/documentation/Swift/SIMD8/init(repeating:)-1t999) A vector with the specified scalar in all lanes. [`init(repeating: Int8)`](/documentation/Swift/SIMD8/init(repeating:)-2mug9) A vector with the specified scalar in all lanes. [`init(repeating: UInt8)`](/documentation/Swift/SIMD8/init(repeating:)-46m7s) A vector with the specified scalar in all lanes. [`init(repeating: Float)`](/documentation/Swift/SIMD8/init(repeating:)-4irfd) A vector with the specified scalar in all lanes. [`init(repeating: Float16)`](/documentation/Swift/SIMD8/init(repeating:)-5u1bp) A vector with the specified scalar in all lanes. [`init(repeating: UInt)`](/documentation/Swift/SIMD8/init(repeating:)-6y056) A vector with the specified scalar in all lanes. [`init(repeating: Int)`](/documentation/Swift/SIMD8/init(repeating:)-6ziwg) A vector with the specified scalar in all lanes. [`init(repeating: UInt32)`](/documentation/Swift/SIMD8/init(repeating:)-732zj) A vector with the specified scalar in all lanes. [`init(repeating: Int16)`](/documentation/Swift/SIMD8/init(repeating:)-7zjp6) A vector with the specified scalar in all lanes. [`init(repeating: Int64)`](/documentation/Swift/SIMD8/init(repeating:)-rhrb) A vector with the specified scalar in all lanes. [`init(repeating: UInt64)`](/documentation/Swift/SIMD8/init(repeating:)-xa31) A vector with the specified scalar in all lanes. [`init(truncatingIfNeeded: SIMD8)`](/documentation/Swift/SIMD8/init(truncatingIfNeeded:)) Creates a new vector from the given vector, truncating the bit patterns of the given vector’s elements if necessary. ### Instance Properties [`var evenHalf: SIMD4`](/documentation/Swift/SIMD8/evenHalf) A half-length vector made up of the even elements of the vector. [`var hashValue: Int`](/documentation/Swift/SIMD8/hashValue) The hash value. [`var highHalf: SIMD4`](/documentation/Swift/SIMD8/highHalf) A half-length vector made up of the high elements of the vector. [`var lowHalf: SIMD4`](/documentation/Swift/SIMD8/lowHalf) A half-length vector made up of the low elements of the vector. [`var oddHalf: SIMD4`](/documentation/Swift/SIMD8/oddHalf) A half-length vector made up of the odd elements of the vector. [`var scalarCount: Int`](/documentation/Swift/SIMD8/scalarCount) The number of scalars in the vector. ### Subscripts [`subscript(Int) -> Scalar`](/documentation/Swift/SIMD8/subscript(_:)) Accesses the scalar at the specified position. ### Type Aliases [`typealias ArrayLiteralElement`](/documentation/Swift/SIMD8/ArrayLiteralElement) The type of the elements of an array literal. [`typealias MaskStorage`](/documentation/Swift/SIMD8/MaskStorage) The mask type resulting from pointwise comparisons of this vector type. ### Default Implementations [CustomDebugStringConvertible Implementations](/documentation/Swift/SIMD8/CustomDebugStringConvertible-Implementations) [Equatable Implementations](/documentation/Swift/SIMD8/Equatable-Implementations) [SIMD Implementations](/documentation/Swift/SIMD8/SIMD-Implementations) ## Relationships ### Conforms To [`Encodable`](/documentation/Swift/Encodable) [`Equatable`](/documentation/Swift/Equatable) [`CustomDebugStringConvertible`](/documentation/Swift/CustomDebugStringConvertible) [`ConvertibleFromBytes`](/documentation/Swift/ConvertibleFromBytes) [`ExpressibleByArrayLiteral`](/documentation/Swift/ExpressibleByArrayLiteral) [`SendableMetatype`](/documentation/Swift/SendableMetatype) [`SIMD`](/documentation/Swift/SIMD) [`ConvertibleToBytes`](/documentation/Swift/ConvertibleToBytes) [`SIMDStorage`](/documentation/Swift/SIMDStorage) [`CustomStringConvertible`](/documentation/Swift/CustomStringConvertible) [`Decodable`](/documentation/Swift/Decodable) [`Sendable`](/documentation/Swift/Sendable) [`Copyable`](/documentation/Swift/Copyable) [`Hashable`](/documentation/Swift/Hashable) [`Escapable`](/documentation/Swift/Escapable) [`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable) --- Copyright © 2026 Apple Inc. 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