38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
/*
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* Copyright (C) 2020-2022 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 "shared/source/utilities/cpuintrinsics.h"
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#include "gtest/gtest.h"
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#include <atomic>
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#include <cstdint>
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namespace CpuIntrinsicsTests {
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extern std::atomic<uintptr_t> lastClFlushedPtr;
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extern std::atomic<uint32_t> pauseCounter;
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extern std::atomic<uint32_t> sfenceCounter;
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} // namespace CpuIntrinsicsTests
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TEST(CpuIntrinsicsTest, whenClFlushIsCalledThenExpectToPassPtrToSystemCall) {
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uintptr_t flushAddr = 0x1234;
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void const *ptr = reinterpret_cast<void const *>(flushAddr);
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NEO::CpuIntrinsics::clFlush(ptr);
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EXPECT_EQ(flushAddr, CpuIntrinsicsTests::lastClFlushedPtr);
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}
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TEST(CpuIntrinsicsTest, whenPauseCalledThenExpectToIncreaseCounter) {
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uint32_t oldCount = CpuIntrinsicsTests::pauseCounter.load();
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NEO::CpuIntrinsics::pause();
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EXPECT_EQ(oldCount + 1, CpuIntrinsicsTests::pauseCounter);
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}
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TEST(CpuIntrinsicsTest, whenSfenceCalledThenExpectToIncreaseCounter) {
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uint32_t oldCount = CpuIntrinsicsTests::sfenceCounter.load();
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NEO::CpuIntrinsics::sfence();
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EXPECT_EQ(oldCount + 1, CpuIntrinsicsTests::sfenceCounter);
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} |