vecmem 1.18.0
Loading...
Searching...
No Matches
host_memory_resource.hpp
1/*
2 * VecMem project, part of the ACTS project (R&D line)
3 *
4 * (c) 2021-2025 CERN for the benefit of the ACTS project
5 *
6 * Mozilla Public License Version 2.0
7 */
8
9#pragma once
10
11// Local include(s).
12#include "vecmem/memory/memory_resource.hpp"
13#include "vecmem/vecmem_cuda_export.hpp"
14
15namespace vecmem::cuda {
16
24class host_memory_resource final : public memory_resource {
25
26public:
33
34private:
37
40 void* do_allocate(std::size_t, std::size_t) override;
43 void do_deallocate(void* p, std::size_t, std::size_t) override;
46 bool do_is_equal(const memory_resource& other) const noexcept override;
47
49
50}; // class host_memory_resource
51
52} // namespace vecmem::cuda
An allocator class that wraps a memory resource.
Definition allocator.hpp:37
Memory resource that wraps page-locked CUDA host allocation.
Definition host_memory_resource.hpp:24
VECMEM_CUDA_EXPORT void * do_allocate(std::size_t, std::size_t) override
Allocate page-locked host memory.
Definition host_memory_resource.cpp:28
VECMEM_CUDA_EXPORT ~host_memory_resource() override
Destructor.
VECMEM_CUDA_EXPORT void do_deallocate(void *p, std::size_t, std::size_t) override
De-allocate a previously allocated page-locked memory block.
Definition host_memory_resource.cpp:41
VECMEM_CUDA_EXPORT host_memory_resource()
Default constructor.
VECMEM_CUDA_EXPORT bool do_is_equal(const memory_resource &other) const noexcept override
Compares *this for equality with other.
Definition host_memory_resource.cpp:54
Namespace holding types that work on/with CUDA.
Definition cuda_device_atomic_ref.hpp:19