v8/test/mjsunit/canonicalize-nan.js
Ting Chou dad963c84f [riscv] Separate single and double precision zero to different registers to avoid misuse.
R=yahan@iscas.ac.cn

Bug: v8:13191
Change-Id: I8c7ccb90c4e8a5b8ca5d88fc11c99fbe876621bc
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3831142
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Yahan Lu <yahan@iscas.ac.cn>
Commit-Queue: Yahan Lu <yahan@iscas.ac.cn>
Cr-Commit-Position: refs/heads/main@{#82889}
2022-09-01 08:49:52 +00:00

24 lines
498 B
JavaScript

// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
var buf = new Float32Array(1);
function fill() {
buf[0] = 0;
};
// Have single precision zero set.
%PrepareFunctionForOptimization(fill);
fill();
%OptimizeFunctionOnNextCall(fill);
fill();
var array = Array(2).fill(0);
assertEquals(0, array[1])
array[1] = 0.5;
assertEquals(0.5, array[1]);