v?Unpack

Developer Reference for Intel® oneAPI Math Kernel Library for Fortran

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ID 766686

Date 3/22/2024

Version

Public

Visible to Intel only — GUID: GUID-91DD5F6D-9D8F-4BBC-BA69-01B0A8CF9269

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v?Unpack

Copies elements of a vector with unit increment to an array with specified indexing.

Syntax

call vsunpacki( n, a, y, incy )

call vsunpackv( n, a, y, iy )

call vsunpackm( n, a, y, my )

call vdunpacki( n, a, y, incy )

call vdunpackv( n, a, y, iy )

call vdunpackm( n, a, y, my )

call vcunpacki( n, a, y, incy )

call vcunpackv( n, a, y, iy )

call vcunpackm( n, a, y, my )

call vzunpacki( n, a, y, incy )

call vzunpackv( n, a, y, iy )

call vzunpackm( n, a, y, my )

Include Files

mkl_vml.f90

Input Parameters

Name	Type	Description
n	INTEGER, INTENT(IN)	Specifies the number of elements to be calculated.
a	DOUBLE PRECISION for vdunpacki, vdunpackv, vdunpackm COMPLEX for vcunpacki, vcunpackv, vcunpackm DOUBLE COMPLEX for vzunpacki, vzunpackv, vznpackm REAL, INTENT(IN) for vsunpacki, vsunpackv, vsunpackm DOUBLE PRECISION, INTENT(IN) for vdunpacki, vdunpackv, vdunpackm COMPLEX, INTENT(IN) for vcunpacki, vcunpackv, vcunpackm DOUBLE COMPLEX, INTENT(IN) for vzunpacki, vzunpackv, vzunpackm	Array, DIMENSION at least `n`. Specifies the input vector a.
incy	INTEGER, INTENT(IN) for vsunpacki, vdunpacki, vcunpacki, vzunpacki	Specifies the increment for the elements of `y`.
iy	INTEGER, INTENT(IN) for vsunpackv, vdunpackv, vcunpackv, vzunpackv	Array, DIMENSION at least `n`. Specifies the index vector for the elements of `y`.
my	INTEGER, INTENT(IN) for vsunpackm, vdunpackm, vcunpackm, vzunpackm	Array, DIMENSION at least `n`, Specifies the mask vector for the elements of `y`.

Output Parameters

Name	Type	Description
y	DOUBLE PRECISION for vdunpacki, vdunpackv, vdunpackm COMPLEX, INTENT(IN) for vcunpacki, vcunpackv, vcunpackm DOUBLE COMPLEX, INTENT(IN) for vzunpacki, vzunpackv, vzunpackm REAL, INTENT(OUT) for vsunpacki, vsunpackv, vsunpackm DOUBLE PRECISION, INTENT(OUT) for vdunpacki, vdunpackv, vdunpackm COMPLEX, INTENT(OUT) for vcunpacki, vcunpackv, vcunpackm DOUBLE COMPLEX, INTENT(OUT) for vzunpacki, vzunpackv, vzunpackm	Array, DIMENSION for v?unpacki, at least `(1 + (n-1)incy)` for v?unpackv, at least `max( n,max(iy[j]) ),j=0,..., n-1` for v?unpackm, at least `n` for v?UnpackI, at least `(1 + (n-1)incy)` for v?UnpackV, at least `max( n,max(ia[j]) ),j=0,..., n-1`, for v?UnpackM, at least `n`.

Name

Type

Description

DOUBLE PRECISION for vdunpacki, vdunpackv, vdunpackm

COMPLEX, INTENT(IN) for vcunpacki, vcunpackv, vcunpackm

DOUBLE COMPLEX, INTENT(IN) for vzunpacki, vzunpackv, vzunpackm

REAL, INTENT(OUT) for vsunpacki, vsunpackv, vsunpackm

DOUBLE PRECISION, INTENT(OUT) for vdunpacki, vdunpackv, vdunpackm

COMPLEX, INTENT(OUT) for vcunpacki, vcunpackv, vcunpackm

DOUBLE COMPLEX, INTENT(OUT) for vzunpacki, vzunpackv, vzunpackm

Array, DIMENSION

for v?unpacki, at least (1 + (n-1)*incy)

for v?unpackv, at least max( n,max(iy[j]) ),j=0,..., n-1

for v?unpackm, at least n

for v?UnpackI, at least (1 + (n-1)*incy)
for v?UnpackV, at least max( n,max(ia[j]) ),j=0,..., n-1,
for v?UnpackM, at least n.

Parent topic: VM Pack/Unpack Functions

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Developer Reference for Intel® oneAPI Math Kernel Library for Fortran

v?Unpack

Syntax

Include Files

Input Parameters

Output Parameters