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17a74ddd3d
PR-URL: https://github.com/nodejs/node/pull/49639 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <stdlib.h>
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#include "src/common/globals.h"
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#include "src/heap/marking.h"
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#include "test/unittests/heap/bitmap-test-utils.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace v8 {
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namespace internal {
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using MarkingTest = TestWithBitmap;
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TEST_F(MarkingTest, TransitionMarkBit) {
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auto bitmap = this->bitmap();
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const int kLocationsSize = 3;
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int position[kLocationsSize] = {MarkingBitmap::kBitsPerCell - 2,
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MarkingBitmap::kBitsPerCell - 1,
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MarkingBitmap::kBitsPerCell};
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for (int i = 0; i < kLocationsSize; i++) {
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MarkBit mark_bit = bitmap->MarkBitFromIndexForTesting(position[i]);
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CHECK(!mark_bit.template Get<AccessMode::NON_ATOMIC>());
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CHECK(mark_bit.template Set<AccessMode::NON_ATOMIC>());
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CHECK(mark_bit.template Get<AccessMode::NON_ATOMIC>());
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CHECK(mark_bit.Clear());
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CHECK(!mark_bit.template Get<AccessMode::NON_ATOMIC>());
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}
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}
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} // namespace internal
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} // namespace v8
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