Added new memory API's hipMemAllocPitch, hipMemAllocHost, hipMemsetD16, hipMemsetD16Async, hipMemsetD8Async Modified to support all scenarios hipMemcpyParam2DAsync, hipMemcpyParam2D.
Added new memory API's hipMemAllocPitch, hipMemAllocHost, hipMemsetD16, hipMemsetD16Async, hipMemsetD8Async Modified to support all scenarios hipMemcpyParam2DAsync, hipMemcpyParam2D.