umpire.hpp

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// SPDX-FileCopyrightText: 2025 - 2026 NeoN authors
//
// SPDX-License-Identifier: MIT
 
#pragma once
 
#include "NeoN/core/memory/allocator.hpp"
 
#if NF_WITH_UMPIRE
#include "umpire/strategy/QuickPool.hpp"
#include "umpire/ResourceManager.hpp"
#endif
 
namespace NeoN
{
 
#if NF_WITH_UMPIRE
class UmpireMempoolHandler
{
private:
 
    static bool hasPool(MemorySpace memSpace);
 
public:
 
    static void setupUmpirePool(MemorySpace memSpace, size_t size);
 
    static auto getUmpirePool(MemorySpace memSpace)
    {
        auto& rm = umpire::ResourceManager::getInstance();
        if (memSpace == MemorySpace::GPU)
        {
            return rm.getAllocator("DEVICE_POOL");
        }
        return rm.getAllocator("HOST_POOL");
    }
 
    static void destroyUmpirePool(MemorySpace memSpace)
    {
        auto pool = getUmpirePool(memSpace);
        pool.release();
    }
};
#endif
 
 
class UmpireAllocator : public AllocatorStrategy
{
 
public:
 
    void* alloc(size_t size) override;
 
    void* realloc(void* ptr, size_t size) override;
 
    void free(void* ptr) override;
 
    ~UmpireAllocator() override {}
};
 
 
class UmpirePoolAllocator : public AllocatorStrategy
{
 
public:
 
    void* alloc(size_t size) override;
 
    void* realloc(void* ptr, size_t size) override;
 
    void free(void* ptr) override;
 
    ~UmpirePoolAllocator() override {}
};
 
 
}