Files
XCEngine/docs/api/memory/proxy-allocator/free.md

1.0 KiB

ProxyAllocator::Free

void Free(void* ptr) override;

释放内存并记录统计。调用转发到底层分配器,同时更新统计信息:递增 totalFreed(累加释放字节数),并递减 allocationCount

参数:

  • ptr - 指向要释放的内存块

返回:

复杂度: O(1)(底层释放 + 统计更新)

示例:

#include <XCEngine/Memory/MemoryManager.h>
#include <XCEngine/Memory/ProxyAllocator.h>

IAllocator* sysAlloc = MemoryManager::Get().GetSystemAllocator();
ProxyAllocator proxy(sysAlloc, "TrackedAlloc");

void* p1 = proxy.Allocate(512);
void* p2 = proxy.Allocate(256);

proxy.Free(p1);
proxy.Free(p2);

const auto& stats = proxy.GetStats();
// totalFreed 累加了释放的字节数
// allocationCount 最终为 0
printf("Total allocated: %zu bytes, Freed: %zu bytes, Current count: %zu\n",
    stats.totalAllocated, stats.totalFreed, stats.allocationCount);

相关文档