184 lines
7.5 KiB
C++
184 lines
7.5 KiB
C++
/*
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* Copyright (C) 2017-2019 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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#include "unit_tests/fixtures/memory_management_fixture.h"
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#include "core/unit_tests/helpers/memory_leak_listener.h"
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#include "core/unit_tests/helpers/memory_management.h"
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#include "runtime/helpers/options.h"
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#include <cinttypes>
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#if defined(__linux__)
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#include <cstdio>
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#include <cxxabi.h>
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#include <dlfcn.h>
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#include <execinfo.h>
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#elif defined(_WIN32)
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#include <Windows.h>
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#pragma warning(push) // Saves the current warning state.
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#pragma warning(disable : 4091) // Temporarily disables warning 4091.
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#include <DbgHelp.h>
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#pragma warning(pop) // Restores the warning state.
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#pragma comment(lib, "Dbghelp.lib")
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#endif
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namespace Os {
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extern const char *frontEndDllName;
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extern const char *igcDllName;
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} // namespace Os
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void MemoryManagementFixture::SetUp() {
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EXPECT_EQ(static_cast<size_t>(-1), MemoryManagement::failingAllocation);
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MemoryManagement::indexAllocation = 0;
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MemoryManagement::indexDeallocation = 0;
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MemoryManagement::failingAllocation = -1;
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previousAllocations = MemoryManagement::numAllocations.load();
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MemoryManagement::logTraces = MemoryManagement::captureCallStacks;
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}
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void MemoryManagementFixture::TearDown() {
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clearFailingAllocation();
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checkForLeaks();
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MemoryManagement::logTraces = false;
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}
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void MemoryManagementFixture::setFailingAllocation(size_t allocation) {
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MemoryManagement::indexAllocation = 0;
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MemoryManagement::failingAllocation = allocation;
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}
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void MemoryManagementFixture::clearFailingAllocation() {
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MemoryManagement::failingAllocation = -1;
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}
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::testing::AssertionResult MemoryManagementFixture::assertLeak(
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const char *leakExpr,
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size_t leakIndex) {
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using MemoryManagement::AllocationEvent;
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using MemoryManagement::eventsAllocated;
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if (leakIndex == MemoryManagement::invalidLeakIndex) {
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return ::testing::AssertionSuccess();
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}
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auto &event = eventsAllocated[leakIndex];
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switch (event.event) {
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case AllocationEvent::EVENT_DELETE:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "]: delete doesn't have corresponding new. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_DELETE_ARRAY:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "]: delete[] doesn't have corresponding new[]. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_NEW:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "]: new doesn't have corresponding delete. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_NEW_NOTHROW:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "]: new (std::nothrow) doesn't have corresponding delete. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_NEW_ARRAY:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "]: new [] doesn't have corresponding delete[]. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_NEW_ARRAY_NOTHROW:
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return ::testing::AssertionFailure() << "event[" << leakIndex
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<< "] new (std::nothrow) [] doesn't have corresponding delete[]. allocation address="
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<< event.address
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<< ", allocation size=" << event.size << printCallStack(event);
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break;
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case AllocationEvent::EVENT_NEW_ARRAY_NOTHROW_FAIL:
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case AllocationEvent::EVENT_NEW_ARRAY_FAIL:
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case AllocationEvent::EVENT_NEW_NOTHROW_FAIL:
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case AllocationEvent::EVENT_NEW_FAIL:
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case AllocationEvent::EVENT_UNKNOWN:
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default:
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return ::testing::AssertionFailure() << "Unknown event[" << leakIndex << "] detected. allocation size=" << event.size;
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break;
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}
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}
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void MemoryManagementFixture::checkForLeaks() {
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// We have to alias MemoryManagement::numAllocations because
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// the following EXPECT_EQ actually allocates more memory :-)
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auto currentAllocations = MemoryManagement::numAllocations.load();
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auto indexAllocationTop = MemoryManagement::indexAllocation.load();
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auto indexDellocationTop = MemoryManagement::indexDeallocation.load();
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if (previousAllocations != currentAllocations) {
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auto testInfo = ::testing::UnitTest::GetInstance()->current_test_info();
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auto testResult = testInfo->result();
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if (testResult->Passed()) {
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//EXPECT_EQ(previousAllocations, currentAllocations);
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size_t leakEventIndex;
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do {
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leakEventIndex = MemoryManagement::enumerateLeak(indexAllocationTop, indexDellocationTop, false, false);
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EXPECT_PRED_FORMAT1(assertLeak, leakEventIndex);
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auto invalidLeakIndexValues = MemoryManagement::invalidLeakIndex;
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EXPECT_EQ(leakEventIndex, invalidLeakIndexValues);
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} while (leakEventIndex != MemoryManagement::invalidLeakIndex);
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} else {
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printf("*** WARNING: Leaks found but dumping disabled during test failure ***\n");
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}
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}
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}
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void MemoryManagementFixture::injectFailures(InjectedFunction &method, uint32_t maxIndex) {
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MemoryManagement::indexAllocation = 0;
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method(-1);
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auto numCurrentAllocations = MemoryManagement::indexAllocation.load();
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for (auto i = 0u; i < numCurrentAllocations; i++) {
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// Force a failure
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MemoryManagement::indexAllocation = numCurrentAllocations;
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MemoryManagement::failingAllocation = i + numCurrentAllocations;
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if (MemoryManagement::eventsAllocated[i].event == MemoryManagement::AllocationEvent::EVENT_NEW ||
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MemoryManagement::eventsAllocated[i].event == MemoryManagement::AllocationEvent::EVENT_NEW_ARRAY) {
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continue;
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}
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if (maxIndex != 0 && i > maxIndex) {
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break;
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}
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// Call the method under test
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method(i);
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// Restore allocations
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MemoryManagement::failingAllocation = -1;
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}
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MemoryManagement::failingAllocation = -1;
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}
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void MemoryManagementFixture::injectFailureOnIndex(InjectedFunction &method, uint32_t index) {
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MemoryManagement::indexAllocation = 0;
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method(-1);
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auto numCurrentAllocations = MemoryManagement::indexAllocation.load();
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// Force a failure
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MemoryManagement::indexAllocation = numCurrentAllocations;
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MemoryManagement::failingAllocation = index + numCurrentAllocations;
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// Call the method under test
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method(index);
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// Restore allocations
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MemoryManagement::failingAllocation = -1;
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}
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