v8/test/mjsunit/compiler/regress-639210.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

41 lines
814 B
JavaScript

// Copyright 2016 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 m = (function m() {
"use asm"
var i32 = new Int32Array(4);
var f64 = new Float64Array(4);
function init() {
i32[0] = 1;
f64[0] = 0.1;
}
function load(b) {
return (b ? 0 : i32[0]) + i32[0];
}
function store(b) {
if (b|0) {
} else {
f64[0] = 42;
}
return f64[0];
}
return { init : init, load : load, store : store };
})();
m.init();
%PrepareFunctionForOptimization(m.load);
%OptimizeFunctionOnNextCall(m.load);
assertEquals(2, m.load());
%PrepareFunctionForOptimization(m.store);
%OptimizeFunctionOnNextCall(m.store);
assertEquals(0.1, m.store(1));