v8/test/mjsunit/compiler/regress-f64-w32-change.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

25 lines
527 B
JavaScript

// Copyright 2015 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 f = (function () {
"use asm";
var f64use = 0;
function f(x, b) {
x = x|0;
b = b >>> 0;
var f64 = x ? -1 : b;
f64use = f64 + 0.5;
var w32 = x ? 1 : f64;
return (w32 + 1)|0;
}
return f;
})();
%PrepareFunctionForOptimization(f);
%OptimizeFunctionOnNextCall(f);
assertEquals(0, f(0, -1));