jdk8-mips64-public/nashorn: test/script/trusted/optimistic_recompilation.js@42c34892b742 (annotated)

test/script/trusted/optimistic_recompilation.js@42c34892b742 (annotated)

test/script/trusted/optimistic_recompilation.js

Mon, 26 Sep 2016 14:38:22 -0700

author: asaha
date: Mon, 26 Sep 2016 14:38:22 -0700
changeset 1995: 42c34892b742
parent 963: e2497b11a021
permissions: -rw-r--r--

Added tag jdk8u121-b02 for changeset 33bf988e6f1a

 /*
  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 /**
  * Ask Debug for an event log of favourable events instead of using --log flags printing to screen
  * @test
  * @bug 8037086,8038398
  * @fork
  * @option -Dnashorn.debug=true
  * @option --log=recompile:quiet
  * @option --optimistic-types=true
  */
 var forName       = java.lang.Class["forName(String)"];
 var RuntimeEvent  = forName("jdk.nashorn.internal.runtime.events.RuntimeEvent").static;
 var getValue      = RuntimeEvent.class.getMethod("getValue");
 var RewriteException = forName("jdk.nashorn.internal.runtime.RewriteException").static;
 var getReturnType    = RewriteException.class.getMethod("getReturnType");
 var RecompilationEvent = forName("jdk.nashorn.internal.runtime.events.RecompilationEvent").static;
 var getReturnValue     = RecompilationEvent.class.getMethod("getReturnValue");
 var setReturnTypeAndValue = [];
 var expectedValues = [];
 function checkExpectedRecompilation(f, expectedValues, testCase) {
     Debug.clearRuntimeEvents();
     print(f());
     events = Debug.getRuntimeEvents();
     //make sure we got runtime events
     print("events = " + (events.toString().indexOf("RuntimeEvent") != -1));
     if (events.length ==  expectedValues.length) {
         for (var i in events) {
             var e = events[i];
             var returnValue = getReturnValue.invoke(e);
             if (typeof returnValue != 'undefined') {
             setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
             } else {
                 returnValue = "undefined";
                 setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
             }
             if (!setReturnTypeAndValue[i].toString().equals(expectedValues[i].toString())) {
                 fail("The return values are not as expected. Expected value: " + expectedValues[i] + " and got: " + setReturnTypeAndValue[i] + " in test case: " + f);
             }
         }
     } else {
         fail("Number of Deoptimizing recompilation is not correct, expected: " + expectedValues.length + " and found: " + events.length + " in test case: " + f);
     }
 }
 checkExpectedRecompilation(function divisionByZeroTest() {var x = { a: 2, b:1 }; x.a = Number.POSITIVE_INFINITY; x.b = 0; print(x.a/x.b); return 1;},
                            expectedValues =[['double', 'Infinity']]);
 checkExpectedRecompilation(function divisionWithRemainderTest() {var x = { a: 7, b:2 }; print(x.a/x.b); return 1;}, expectedValues =[['double', '3.5']]);
 checkExpectedRecompilation(function infinityMultiplicationTest() {var x = { a: Number.POSITIVE_INFINITY, b: Number.POSITIVE_INFINITY}; print(x.a*x.b); return 1;},
                            expectedValues =[['double', 'Infinity']]);
 checkExpectedRecompilation(function maxValueMultiplicationTest() {var x = { a: Number.MAX_VALUE, b: Number.MAX_VALUE}; print(x.a*x.b); return 1;},
                            expectedValues =[['double', '1.7976931348623157e+308']]);
 checkExpectedRecompilation(function divisionByInfinityTest() {var x = { a: -1, b: Number.POSITIVE_INFINITY}; print(x.a/x.b); return 1;},
                            expectedValues =[['double', 'Infinity']]);
 checkExpectedRecompilation(function divisionByStringTest() {var x = { a: Number.POSITIVE_INFINITY, b: 'Hello'}; print(x.a/x.b); return 1;},
                            expectedValues =[['double', 'Infinity']]);
 checkExpectedRecompilation(function nestedFunctionTest() {var a=3,b,c; function f() {var x = 2, y =1; function g(){var y = x; var z = a; z = x*y; print(a*b)} g()}f(); return 1;},
                            expectedValues =[['object', 'undefined']]);
 checkExpectedRecompilation(function functionTest(a,b,c) { d = (a + b) * c; print(d); return 1;}, expectedValues =[['double', 'NaN']]);
 checkExpectedRecompilation(function andTest(a,b) { d = a && b; print(d); return 1;}, expectedValues =[['object', 'undefined']]);