Struct SyclMallocManagedAllocator

• Defined in File SyclMallocManagedAllocator.hpp

Struct Documentation

struct umpire::alloc::SyclMallocManagedAllocator

Uses sycl_shared and sycl_free to allocate and deallocate unified shared memory (USM) on Intel GPUs.

Public Functions

void *allocate(std::size_t bytes, const cl::sycl::queue &queue_t)

Allocate bytes of memory using cl::sycl::malloc_shared.

Return

Pointer to start of the allocation.

Parameters

• bytes: Number of bytes to allocate.

Exceptions

• umpire::util::Exception: if memory cannot be allocated.

void deallocate(void *usm_ptr, const cl::sycl::queue &queue_t)

Deallocate memory using cl::sycl::free.

Parameters

• usm_ptr: Address to deallocate.

Exceptions

• umpire::util::Exception: if memory be free’d.