vecmem 1.18.0
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managed_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
23class managed_memory_resource final : public memory_resource {
24
25public:
32
33private:
36
39 void* do_allocate(std::size_t, std::size_t) override;
42 void do_deallocate(void* p, std::size_t, std::size_t) override;
45 bool do_is_equal(const memory_resource& other) const noexcept override;
46
48
49}; // class managed_memory_resource
50
51} // namespace vecmem::cuda
An allocator class that wraps a memory resource.
Definition allocator.hpp:37
Memory resource that wraps managed CUDA allocation.
Definition managed_memory_resource.hpp:23
VECMEM_CUDA_EXPORT managed_memory_resource()
Default constructor.
VECMEM_CUDA_EXPORT void * do_allocate(std::size_t, std::size_t) override
Allocate CUDA managed memory.
Definition managed_memory_resource.cpp:28
VECMEM_CUDA_EXPORT bool do_is_equal(const memory_resource &other) const noexcept override
Compares *this for equality with other.
Definition managed_memory_resource.cpp:54
VECMEM_CUDA_EXPORT ~managed_memory_resource() override
Destructor.
VECMEM_CUDA_EXPORT void do_deallocate(void *p, std::size_t, std::size_t) override
De-allocate a previously allocated managed memory block.
Definition managed_memory_resource.cpp:41
Namespace holding types that work on/with CUDA.
Definition cuda_device_atomic_ref.hpp:19