09a8440b45
PR-URL: https://github.com/nodejs/node/pull/51362 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
// Copyright 2023 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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//
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// Note: The turboshaft-assert-types is needed (at least for these reproducer
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// functions) to reach the VisitInt64XXXWithOverflow during instruction
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// selection.
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//
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// Flags: --allow-natives-syntax --turboshaft-assert-types
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function add(a, b) {
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return a + b;
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}
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function sub(a, b) {
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return a - b;
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}
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function mul(a, b) {
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return a * b;
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}
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let int64Max = 9223372036854775807n;
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%PrepareFunctionForOptimization(add);
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assertEquals(3n, add(1n, 2n));
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%OptimizeFunctionOnNextCall(add);
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assertEquals(3n, add(1n, 2n));
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// This will cause an overflow on the int64.
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assertEquals(int64Max + int64Max, add(int64Max, int64Max));
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%PrepareFunctionForOptimization(sub);
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assertEquals(-1n, sub(1n, 2n));
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%OptimizeFunctionOnNextCall(sub);
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assertEquals(-1n, sub(1n, 2n));
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// This will cause an overflow on the int64.
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assertEquals(int64Max + int64Max, sub(int64Max, -int64Max));
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%PrepareFunctionForOptimization(mul);
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assertEquals(6n, mul(2n, 3n));
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%OptimizeFunctionOnNextCall(mul);
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assertEquals(6n, mul(2n, 3n));
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// This will cause an overflow on the int64.
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assertEquals(int64Max * int64Max, mul(int64Max, int64Max));
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