aclrtMemset

Description

Initializes memory to a specified value.

The system determines whether the memory to be initialized is on the host or device based on the address.

Restrictions

This API initializes the memory immediately. No implicit device synchronization or stream synchronization is performed within the function.

Prototype

aclError aclrtMemset(void *devPtr, size_t maxCount, int32_t value, size_t count)

Parameters

Parameter

Input/Output

Description

devPtr

Input

Pointer to the memory start address.

maxCount

Input

Memory size in bytes.

value

Input

Value to set.

count

Input

Memory size to set, in bytes.

Returns

The value 0 indicates success, and other values indicate failure. For details, see aclError.