93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
/*
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* Copyright (c) 2017 - 2018, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <atomic>
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#include <cstdint>
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#include <cstddef>
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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 {
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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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int fastLeakDetectionMode = 0;
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};
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enum : int {
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maxEvents = 1024 * 1024,
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fastEvents = 1024 * 1024
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};
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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 int fastLeakDetectionMode;
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extern void (*deleteCallback)(void *);
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int detectLeaks();
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} // namespace MemoryManagement
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