Thu, 16 Mar 2017 10:25:02 -0700
Merge
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /**
25 * Ask Debug for an event log of favourable events instead of using --log flags printing to screen
26 * @test
27 * @bug 8037086,8038398
28 * @fork
29 * @option -Dnashorn.debug=true
30 * @option --log=recompile:quiet
31 * @option --optimistic-types=true
32 */
34 var forName = java.lang.Class["forName(String)"];
35 var RuntimeEvent = forName("jdk.nashorn.internal.runtime.events.RuntimeEvent").static;
36 var getValue = RuntimeEvent.class.getMethod("getValue");
37 var RewriteException = forName("jdk.nashorn.internal.runtime.RewriteException").static;
38 var getReturnType = RewriteException.class.getMethod("getReturnType");
39 var RecompilationEvent = forName("jdk.nashorn.internal.runtime.events.RecompilationEvent").static;
40 var getReturnValue = RecompilationEvent.class.getMethod("getReturnValue");
41 var setReturnTypeAndValue = [];
42 var expectedValues = [];
44 function checkExpectedRecompilation(f, expectedValues, testCase) {
45 Debug.clearRuntimeEvents();
46 print(f());
47 events = Debug.getRuntimeEvents();
48 //make sure we got runtime events
49 print("events = " + (events.toString().indexOf("RuntimeEvent") != -1));
50 if (events.length == expectedValues.length) {
51 for (var i in events) {
52 var e = events[i];
53 var returnValue = getReturnValue.invoke(e);
54 if (typeof returnValue != 'undefined') {
55 setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
56 } else {
57 returnValue = "undefined";
58 setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
59 }
60 if (!setReturnTypeAndValue[i].toString().equals(expectedValues[i].toString())) {
61 fail("The return values are not as expected. Expected value: " + expectedValues[i] + " and got: " + setReturnTypeAndValue[i] + " in test case: " + f);
62 }
63 }
64 } else {
65 fail("Number of Deoptimizing recompilation is not correct, expected: " + expectedValues.length + " and found: " + events.length + " in test case: " + f);
66 }
67 }
69 checkExpectedRecompilation(function divisionByZeroTest() {var x = { a: 2, b:1 }; x.a = Number.POSITIVE_INFINITY; x.b = 0; print(x.a/x.b); return 1;},
70 expectedValues =[['double', 'Infinity']]);
71 checkExpectedRecompilation(function divisionWithRemainderTest() {var x = { a: 7, b:2 }; print(x.a/x.b); return 1;}, expectedValues =[['double', '3.5']]);
72 checkExpectedRecompilation(function infinityMultiplicationTest() {var x = { a: Number.POSITIVE_INFINITY, b: Number.POSITIVE_INFINITY}; print(x.a*x.b); return 1;},
73 expectedValues =[['double', 'Infinity']]);
74 checkExpectedRecompilation(function maxValueMultiplicationTest() {var x = { a: Number.MAX_VALUE, b: Number.MAX_VALUE}; print(x.a*x.b); return 1;},
75 expectedValues =[['double', '1.7976931348623157e+308']]);
76 checkExpectedRecompilation(function divisionByInfinityTest() {var x = { a: -1, b: Number.POSITIVE_INFINITY}; print(x.a/x.b); return 1;},
77 expectedValues =[['double', 'Infinity']]);
78 checkExpectedRecompilation(function divisionByStringTest() {var x = { a: Number.POSITIVE_INFINITY, b: 'Hello'}; print(x.a/x.b); return 1;},
79 expectedValues =[['double', 'Infinity']]);
80 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;},
81 expectedValues =[['object', 'undefined']]);
82 checkExpectedRecompilation(function functionTest(a,b,c) { d = (a + b) * c; print(d); return 1;}, expectedValues =[['double', 'NaN']]);
83 checkExpectedRecompilation(function andTest(a,b) { d = a && b; print(d); return 1;}, expectedValues =[['object', 'undefined']]);