# simd_short4 A vector of four 16-bit signed integer elements. ``` typealias simd_short4 = SIMD4 ``` ## Topics ### Functions to Create Four-Element Vectors From Other Vectors [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-6bvw4) Returns a new vector from the specified two-element vector, and other elements set to zero. [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-68qml) Returns a new vector from the specified three-element vector, and other elements set to zero. [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-662gm) Returns a new vector from the specified vector. [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-5rbcq) Returns a new vector by truncating the specified eight-element vector. [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-9muje) Returns a new vector by truncating the specified sixteen-element vector. [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-7tcxn) Returns a new vector by truncating the specified thirty two-element vector. [`simd_make_short4(_:_:)`](/documentation/simd/simd_make_short4(_:_:)-8h120) Returns a new vector from the specified vectors. [`vector4`](/documentation/simd/vector4-5h3is) Returns a new vector from the specified vectors. [`simd_make_short4_undef(_:)`](/documentation/simd/simd_make_short4_undef(_:)-8g0xr) Returns a new vector from the specified two-element vector, and other elements undefined. [`simd_make_short4_undef(_:)`](/documentation/simd/simd_make_short4_undef(_:)-8imcm) Returns a new vector from the specified three-element vector, and other elements undefined. ### Functions to Create Four-Element Vectors From Scalar Values [`simd_make_short4(_:)`](/documentation/simd/simd_make_short4(_:)-1emve) Returns a new vector with the first element set to a scalar value, and other elements set to zero. [`simd_make_short4(_:_:_:_:)`](/documentation/simd/simd_make_short4(_:_:_:_:)) Returns a new vector from the specified scalar values. [`vector4`](/documentation/simd/vector4-42vpa) Returns a new vector from the specified scalar values. [`simd_make_short4_undef(_:)`](/documentation/simd/simd_make_short4_undef(_:)-36i14) Returns a new vector with the first element set to a scalar value, and other elements undefined. ### Functions to Create Four-Element Vectors From Combinations of Vectors and Scalar Values [`simd_make_short4(_:_:_:)`](/documentation/simd/simd_make_short4(_:_:_:)-6v1lj) Returns a new vector from a vector and scalar values. [`simd_make_short4(_:_:)`](/documentation/simd/simd_make_short4(_:_:)-8tpr6) Returns a new vector from a vector and a scalar value. [`vector4`](/documentation/simd/vector4-8l9kg) Returns a new vector from a vector and a scalar value. [`simd_make_short4(_:_:_:)`](/documentation/simd/simd_make_short4(_:_:_:)-34dcj) Returns a new vector from two scalar values and a vector. [`simd_make_short4(_:_:_:)`](/documentation/simd/simd_make_short4(_:_:_:)-21v12) Returns a new vector from a scalar value, a vector, and a scalar value. [`simd_make_short4(_:_:)`](/documentation/simd/simd_make_short4(_:_:)-46aby) Returns a new vector from a scalar value and a vector. ### Functions to Create Four-Element Vectors From Vectors of Other Types [`simd_short`](/documentation/simd/simd_short-6kz7g) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_short`](/documentation/simd/simd_short-6l9fg) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_short`](/documentation/simd/simd_short-6kubg) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_short`](/documentation/simd/simd_short-6l458) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_short`](/documentation/simd/simd_short-6kwdg) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_short`](/documentation/simd/simd_short-6l678) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_short`](/documentation/simd/simd_short-6kus0) Returns a new vector from the specified vector of 64-bit, signed integer elements. [`simd_short`](/documentation/simd/simd_short-6l4k0) Returns a new vector from the specified vector of 64-bit, unsigned integer elements. [`simd_short`](/documentation/simd/simd_short-6l7r4) Returns a new vector from the specified vector of 32-bit, floating-point elements. [`simd_short`](/documentation/simd/simd_short-6l78g) Returns a new vector from the specified vector of 64-bit, floating-point elements. ### Functions to Perform Saturating Conversion From Vectors of Other Types [`simd_short_sat`](/documentation/simd/simd_short_sat-3gjfp) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3g9id) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3geh1) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3g4p1) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3glj1) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3gblp) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3gn33) Returns a new vector from the specified vector of 64-bit, signed integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3gcwv) Returns a new vector from the specified vector of 64-bit, unsigned integer elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3gb7n) Returns a new vector from the specified vector of 32-bit, floating-point elements. [`simd_short_sat`](/documentation/simd/simd_short_sat-3ganz) Returns a new vector from the specified vector of 64-bit, floating-point elements. ### Common Functions [`simd_abs(_:)`](/documentation/simd/simd_abs(_:)-81n9o) Returns the absolute value of each element in a vector. [`simd_clamp(_:_:_:)`](/documentation/simd/simd_clamp(_:_:_:)-3fip1) Returns each element in a vector clamped to a specified range. [`simd_equal(_:_:)`](/documentation/simd/simd_equal(_:_:)-51wsu) Returns true if every element in a vector is exactly equal to the corresponding element in a second vector, and otherwise returns false. ### Reduce Functions [`simd_reduce_min(_:)`](/documentation/simd/simd_reduce_min(_:)-4uj62) Returns the miniumum value in a vector. [`simd_reduce_max(_:)`](/documentation/simd/simd_reduce_max(_:)-4qgga) Returns the maximum value in a vector. [`simd_reduce_add(_:)`](/documentation/simd/simd_reduce_add(_:)-2y9o8) Returns the sum of all elements in a vector. ### Extrema Functions [`simd_min(_:_:)`](/documentation/simd/simd_min(_:_:)-3w6s9) Returns the minimum value of each element in a vector. [`simd_max(_:_:)`](/documentation/simd/simd_max(_:_:)-7xxnr) Returns the maximum value of each element in a vector. ### Logic and Bitwise Functions [`simd_any(_:)`](/documentation/simd/simd_any(_:)-6cn5f) [`simd_all(_:)`](/documentation/simd/simd_all(_:)-1k2rx) [`simd_bitselect(_:_:_:)`](/documentation/simd/simd_bitselect(_:_:_:)-u3k7) Returns a vector that contains elements from either the first or second parameter, based on the corresponding element in the third parameter. ### Alternative Type Alias [`vector_short4`](/documentation/simd/vector_short4) --- 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)