libgomp: acc_copyin
1
1 5.17 'acc_copyin' - Allocate device memory and copy host memory to it.
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1
1 _Description_
1 In C/C++, this function allocates LEN bytes of device memory and
1 maps it to the specified host address in A. The device address of
1 the newly allocated device memory is returned.
1
1 In Fortran, two (2) forms are supported. In the first form, A
1 specifies a contiguous array section. The second form A specifies
1 a variable or array element and LEN specifies the length in bytes.
1
1 _C/C++_:
1 _Prototype_: 'void *acc_copyin(h_void *a, size_t len);'
1
1 _Fortran_:
1 _Interface_: 'subroutine acc_copyin(a)'
1 'type, dimension(:[,:]...) :: a'
1 _Interface_: 'subroutine acc_copyin(a, len)'
1 'type, dimension(:[,:]...) :: a'
1 'integer len'
1
1 _Reference_:
1 OpenACC specification v2.0 (https://www.openacc.org), section
1 3.2.17.
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