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PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
// Copyright 2019 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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// Flags: --allow-natives-syntax --turbofan --no-always-turbofan
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const big = 2n ** BigInt((2 ** 30)-1);
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function testAdd(x, y) {
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return x + y;
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}
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%PrepareFunctionForOptimization(testAdd);
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testAdd(3n, 7n);
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testAdd(17n, -54n);
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%OptimizeFunctionOnNextCall(testAdd);
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assertEquals(testAdd(6n, 2n), 8n);
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// Re-prepare the function immediately to make sure type feedback isn't cleared
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// by an untimely gc, as re-optimization on new feedback is tested below
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%PrepareFunctionForOptimization(testAdd);
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assertOptimized(testAdd);
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assertThrows(() => testAdd(big, big), RangeError);
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if (%Is64Bit()) {
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assertUnoptimized(testAdd);
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}
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testAdd(30n, -50n);
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testAdd(23n, 5n);
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%OptimizeFunctionOnNextCall(testAdd);
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assertEquals(testAdd(-7n, -12n), -19n);
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assertOptimized(testAdd);
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assertThrows(() => testAdd(big, big), RangeError);
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assertOptimized(testAdd);
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assertThrows(() => testAdd(big, big), RangeError);
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assertOptimized(testAdd);
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