test/Optimizer/CmBail.js

//-------------------------------------------------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
//-------------------------------------------------------------------------------------------------------

var shouldBailout = false;

var failed = 0;
var valueCalls = 0;

function FAILED(x) {
    WScript.Echo("FAILED  #", x);
    failed++;
}

function test0() {
    var func2 = function () {
        return (g <= h);
    }
    var g = 1;
    var h = 1;
    obj.x = 1;
    if (shouldBailout) { h = { valueOf: function () { valueCalls++; return 3; } } }

    if ((func2(g))) {
    } else {
        FAILED(1);
    }
    return obj.x;
};

function test1() {
    var func2 = function () {
        return (g <= h);
    }
    var g = 1;
    var h = 1;
    obj.x = 1;
    if (shouldBailout) { h = { valueOf: function () { valueCalls++; return 3; } } }

    if ((!func2(g))) {
        FAILED(2);
    }
    return obj.x;
};
function test2() {
    var func2 = function () {
        return (g > h);
    }
    var g = 0;
    var h = 1;
    obj.x = 1;
    if (shouldBailout) { h = { valueOf: function () { valueCalls++; return 3; } } }

    if ((func2(g))) {
        FAILED(3);
    }
    return obj.x;
};

function test3() {
    var func2 = function () {
        return (g == h);
    }
    var g = 0;
    var h = 1;
    obj.x = 1;
    if (shouldBailout) { h = { valueOf: function () { valueCalls++; return 3; } } }

    if ((func2(g))) {
        FAILED(4);
    }
    return obj.x;
};
function test4() {
    var func2 = function () {
        return (g != h);
    }
    var g = 3;
    var h = 3;
    obj.x = 1;
    if (shouldBailout) { h = { valueOf: function () { valueCalls++; return 3; } } }

    if ((func2(g))) {
        FAILED(5);
    }
    return obj.x;
};


var obj = new Object();

obj.x = 1;

// generate profile
test0();
test1();
test2();
test3();
test4();

// run JITted code
test0();
test1();
test2();
test3();
test4();

// run code with bailouts enabled
shouldBailout = true;
test0();
test1();
test2();
test3();
test4();

if (valueCalls != 5)
{
    FAILED(6);
}

if (failed == 0) {
    WScript.Echo("Passed");
}