918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
24 lines
816 B
JavaScript
24 lines
816 B
JavaScript
// Copyright 2024 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 --turbolev --turbofan
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// Flags: --no-always-turbofan
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const arr = new Uint32Array(2);
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function uint_to_i32_f64() {
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let v1 = arr[0] + 7; // requires Uint32->Int32 conversion
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let v2 = arr[1] + 3.47; // requires Uint32->Float64 conversion
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return v1 + v2;
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}
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%PrepareFunctionForOptimization(uint_to_i32_f64);
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assertEquals(10.47, uint_to_i32_f64());
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%OptimizeFunctionOnNextCall(uint_to_i32_f64),
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assertEquals(10.47, uint_to_i32_f64());
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assertOptimized(uint_to_i32_f64);
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arr[0] = 0xffffff35; // Does not fit in a signed Int32
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assertEquals(0xffffff35+7+3.47, uint_to_i32_f64());
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assertUnoptimized(uint_to_i32_f64);
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