89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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* Copyright (C) 2018-2023 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include <atomic>
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#include <cstddef>
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#include <cstdint>
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#include <string>
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namespace MemoryManagement {
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#if defined(__clang__)
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#define NO_SANITIZE __attribute__((no_sanitize("undefined")))
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#else
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#define NO_SANITIZE
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#endif
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enum LeakDetectionMode {
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STANDARD,
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EXPECT_TO_LEAK,
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TURN_OFF_LEAK_DETECTION
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};
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struct AllocationEvent { // NOLINT(clang-analyzer-optin.performance.Padding)
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enum {
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CallStackSize = 16
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};
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enum EventType {
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EVENT_UNKNOWN,
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EVENT_NEW,
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EVENT_NEW_FAIL,
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EVENT_NEW_NOTHROW,
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EVENT_NEW_NOTHROW_FAIL,
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EVENT_NEW_ARRAY,
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EVENT_NEW_ARRAY_FAIL,
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EVENT_NEW_ARRAY_NOTHROW,
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EVENT_NEW_ARRAY_NOTHROW_FAIL,
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EVENT_DELETE,
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EVENT_DELETE_ARRAY
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};
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EventType event;
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const void *address;
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size_t size;
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int frames;
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void *callstack[CallStackSize];
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bool fastLeakDetectionEnabled = false;
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};
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inline constexpr auto maxEvents = 1024 * 1024;
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inline constexpr auto fastEvents = 1024 * 1024;
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extern AllocationEvent eventsAllocated[maxEvents];
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extern AllocationEvent eventsDeallocated[maxEvents];
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extern void *fastEventsAllocated[maxEvents];
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extern void *fastEventsDeallocated[maxEvents];
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extern std::atomic<int> fastEventsAllocatedCount;
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extern std::atomic<int> fastEventsDeallocatedCount;
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extern std::atomic<int> fastLeaksDetectionMode;
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extern bool memsetNewAllocations;
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extern size_t failingAllocation;
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extern std::atomic<size_t> numAllocations;
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extern std::atomic<size_t> indexAllocation;
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extern std::atomic<size_t> indexDeallocation;
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extern size_t breakOnAllocationEvent;
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extern size_t breakOnDeallocationEvent;
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extern bool logTraces;
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extern bool detailedAllocationLoggingActive;
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extern bool fastLeakDetectionEnabled;
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extern void (*deleteCallback)(void *);
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inline constexpr auto nonfailingAllocation = static_cast<size_t>(-1);
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inline constexpr auto invalidLeakIndex = static_cast<size_t>(-1);
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// capture allocations call stacks to print them during memory leak in ULTs
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inline constexpr bool captureCallStacks = false;
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int detectLeaks();
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std::string printCallStack(const MemoryManagement::AllocationEvent &event);
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size_t enumerateLeak(size_t indexAllocationTop, size_t indexDeallocationTop, bool lookFromEnd, bool requireCallStack);
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} // namespace MemoryManagement
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