Developer Reference for Intel® oneAPI Math Kernel Library for Fortran

ID 766686
Date 3/22/2024
Public

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Document Table of Contents

v?NearbyInt

Computes a rounded integer value in the current rounding mode for each vector element.

Syntax

call vsnearbyint( n, a, y )

call vsnearbyinti(n, a, inca, y, incy)

call vmsnearbyint( n, a, y, mode )

call vmsnearbyinti(n, a, inca, y, incy, mode)

call vdnearbyint( n, a, y )

call vdnearbyinti(n, a, inca, y, incy)

call vmdnearbyint( n, a, y, mode )

call vmdnearbyinti(n, a, inca, y, incy, mode)

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 vdnearbyint, vmdnearbyint

REAL, INTENT(IN) for vsnearbyint, vmsnearbyint

DOUBLE PRECISION, INTENT(IN) for vdnearbyint, vmdnearbyint

Array that specifies the input vector a.

inca, incy

INTEGER, INTENT(IN)

Specifies increments for the elements of a and y.

mode

INTEGER(KIND=8), INTENT(IN)

Overrides global VM mode setting for this function call. See vmlSetMode for possible values and their description.

Output Parameters

Name

Type

Description

y

DOUBLE PRECISION for vdnearbyint, vmdnearbyint

REAL, INTENT(OUT) for vsnearbyint, vmsnearbyint

DOUBLE PRECISION, INTENT(OUT) for vdnearbyint, vmdnearbyint

Array that specifies the output vector y.

Description

The v?NearbyInt function computes a rounded integer value in a current rounding mode for each vector element.

Special Values for Real Function v?NearbyInt(x)
Argument Result Exception
+0 +0  
-0 -0  
+ +  
- -  
SNAN QNAN INVALID
QNAN QNAN