Developer Reference for Intel® oneAPI Math Kernel Library for Fortran

ID 766686
Date 12/16/2022
Public

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Document Table of Contents

mkl_malloc

Allocates an aligned memory buffer.

Syntax

a_ptr = mkl_malloc( alloc_size, alignment )

Fortran Include Files/Modules
  • Include file: mkl.fi
  • Module (compiled): mkl_service.mod
  • Module (source): mkl_service.f90
Input Parameters

Name

Type

Description

alloc_size

INTEGER*4 for 32-bit systems
INTEGER*8 for 64-bit systems

Size of the buffer to be allocated.

alignment

INTEGER*4

Alignment of the buffer.

Description

The function allocates an alloc_size-byte buffer aligned on the alignment-byte boundary.

If alignment is not a power of 2, the 64-byte alignment is used.

Return Values

Name

Type

Description

a_ptr

POINTER

Pointer to the allocated buffer if alloc_size 1,

NULL if alloc_size < 1.