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Code Issues Packages Projects Releases Wiki Activity

8044186: Introduce a reproducible random generator

Browse Source 
Reviewed-by: kvn, iveresov, iignatyev
This commit is contained in:
Sergei Kovalev 2014-11-02 18:43:38 +03:00 committed by Igor Ignatyev
parent e429e497ce
commit 8152a3ea35
46 changed files with 352 additions and 113 deletions
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17
hotspot/test/compiler/6896617/Test6896617.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,13 +25,20 @@
* @test
* @bug 6896617
* @summary Optimize sun.nio.cs.ISO_8859_1$Encode.encodeArrayLoop() with SSE instructions on x86
* @library /testlibrary
* @run main/othervm/timeout=1200 -Xbatch -Xmx256m Test6896617
*
*/
import java.util.*;
import java.nio.*;
import java.nio.charset.*;
import com.oracle.java.testlibrary.Utils;
import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.Charset;
import java.nio.charset.CharsetDecoder;
import java.nio.charset.CharsetEncoder;
import java.nio.charset.CodingErrorAction;
import java.util.Arrays;
import java.util.Random;
public class Test6896617 {
final static int SIZE = 256;
@ -54,7 +61,7 @@ public class Test6896617 {
sun.nio.cs.ArrayDecoder arrdec = (sun.nio.cs.ArrayDecoder)dec;
// Populate char[] with chars which can be encoded by ISO_8859_1 (<= 0xFF)
Random rnd = new Random(0);
Random rnd = Utils.getRandomInstance();
int maxchar = 0xFF;
char[] a = new char[SIZE];
byte[] b = new byte[SIZE];

10
hotspot/test/compiler/7100757/Test7100757.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 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
@ -26,11 +26,13 @@
* @test
* @bug 7100757
* @summary The BitSet.nextSetBit() produces incorrect result in 32bit VM on Sparc
*
* @library /testlibrary
* @run main/timeout=300 Test7100757
*/
import java.util.*;
import com.oracle.java.testlibrary.Utils;
import java.util.BitSet;
import java.util.Random;
public class Test7100757 {
@ -39,7 +41,7 @@ public class Test7100757 {
public static void main(String[] args) {
BitSet bs = new BitSet(NBITS);
Random rnd = new Random();
Random rnd = Utils.getRandomInstance();
long[] ra = new long[(NBITS+63)/64];
for(int l=0; l < 5000000; l++) {

15
hotspot/test/compiler/7177917/Test7177917.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 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
@ -26,13 +26,14 @@
* Micro-benchmark for Math.pow() and Math.exp()
*/
import java.util.*;
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
public class Test7177917 {
static double d;
static Random r = new Random(0);
static final Random R = Utils.getRandomInstance();
static long m_pow(double[][] values) {
double res = 0;
@ -59,10 +60,10 @@ public class Test7177917 {
static double[][] pow_values(int nb) {
double[][] res = new double[nb][2];
for (int i = 0; i < nb; i++) {
double ylogx = (1 + (r.nextDouble() * 2045)) - 1023; // 2045 rather than 2046 as a safety margin
double x = Math.abs(Double.longBitsToDouble(r.nextLong()));
double ylogx = (1 + (R.nextDouble() * 2045)) - 1023; // 2045 rather than 2046 as a safety margin
double x = Math.abs(Double.longBitsToDouble(R.nextLong()));
while (x != x) {
x = Math.abs(Double.longBitsToDouble(r.nextLong()));
x = Math.abs(Double.longBitsToDouble(R.nextLong()));
}
double logx = Math.log(x) / Math.log(2);
double y = ylogx / logx;
@ -76,7 +77,7 @@ public class Test7177917 {
static double[] exp_values(int nb) {
double[] res = new double[nb];
for (int i = 0; i < nb; i++) {
double ylogx = (1 + (r.nextDouble() * 2045)) - 1023; // 2045 rather than 2046 as a safety margin
double ylogx = (1 + (R.nextDouble() * 2045)) - 1023; // 2045 rather than 2046 as a safety margin
double x = Math.E;
double logx = Math.log(x) / Math.log(2);
double y = ylogx / logx;

10
hotspot/test/compiler/7184394/TestAESBase.java
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@ -26,15 +26,13 @@
* @author Tom Deneau
*/
import com.oracle.java.testlibrary.Utils;
import java.security.AlgorithmParameters;
import java.util.Random;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import java.security.AlgorithmParameters;
import java.util.Random;
import java.util.Arrays;
abstract public class TestAESBase {
int msgSize = Integer.getInteger("msgSize", 646);
@ -59,7 +57,7 @@ abstract public class TestAESBase {
byte[] expectedEncode;
byte[] decode;
byte[] expectedDecode;
Random random = new Random(0);
final Random random = Utils.getRandomInstance();
Cipher cipher;
Cipher dCipher;
AlgorithmParameters algParams;

1
hotspot/test/compiler/7184394/TestAESMain.java
View File

@ -26,6 +26,7 @@
* @test
* @bug 7184394
* @summary add intrinsics to use AES instructions
* @library /testlibrary
*
* @run main/othervm/timeout=600 -Xbatch -DcheckOutput=true -Dmode=CBC TestAESMain
* @run main/othervm/timeout=600 -Xbatch -DcheckOutput=true -Dmode=CBC -DencInputOffset=1 TestAESMain

15
hotspot/test/compiler/8005956/PolynomialRoot.java
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@ -1,4 +1,3 @@
//package com.polytechnik.utils;
/*
* (C) Vladislav Malyshkin 2010
* This file is under GPL version 3.
@ -14,10 +13,14 @@
* @test
* @bug 8005956
* @summary C2: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG defined in this block
*
* @library /testlibrary
* @run main/timeout=300 PolynomialRoot
*/
import com.oracle.java.testlibrary.Utils;
import java.util.Arrays;
import java.util.Random;
public class PolynomialRoot {
@ -57,7 +60,7 @@ private static final boolean PRINT_DEBUG=false;
public static int root4(final double [] p,final double [] re_root,final double [] im_root)
{
if(PRINT_DEBUG) System.err.println("=====================root4:p="+java.util.Arrays.toString(p));
if (PRINT_DEBUG) { System.err.println("=====================root4:p=" + Arrays.toString(p)); }
final double vs=p[4];
if(PRINT_DEBUG) System.err.println("p[4]="+p[4]);
if(!(Math.abs(vs)>EPS))
@ -367,7 +370,7 @@ public static int root4(final double [] p,final double [] re_root,final double [
static void setRandomP(final double [] p,final int n,java.util.Random r)
static void setRandomP(final double [] p, final int n, Random r)
{
if(r.nextDouble()<0.1)
{
@ -465,7 +468,7 @@ public static int root4(final double [] p,final double [] re_root,final double [
static void testRoots(final int n,
final int n_tests,
final java.util.Random rn,
final Random rn,
final double eps)
{
final double [] p=new double [n+1];
@ -763,7 +766,7 @@ public static int root4(final double [] p,final double [] re_root,final double [
final long t0=System.currentTimeMillis();
final double eps=1e-6;
//checkRoots();
final java.util.Random r=new java.util.Random(-1381923);
final Random r = Utils.getRandomInstance();
printSpecialValues();
final int n_tests=100000;

25
hotspot/test/compiler/intrinsics/bmi/BMITestRunner.java
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@ -22,13 +22,17 @@
*
*/
import java.util.*;
import com.oracle.java.testlibrary.Asserts;
import com.oracle.java.testlibrary.OutputAnalyzer;
import com.oracle.java.testlibrary.ProcessTools;
import com.oracle.java.testlibrary.Utils;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.charset.StandardCharsets;
import com.oracle.java.testlibrary.*;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;
/**
* Test runner that invokes all methods implemented by particular Expr
@ -69,7 +73,7 @@ public class BMITestRunner {
String... additionalVMOpts)
throws Throwable {
int seed = new Random().nextInt();
int seed = Utils.getRandomInstance().nextInt();
int iterations = DEFAULT_ITERATIONS_COUNT;
for (String testOption : testOpts) {
@ -81,8 +85,6 @@ public class BMITestRunner {
}
}
System.out.println("Running test with seed: " + seed);
OutputAnalyzer intOutput = runTest(expr, VMMode.INT,
additionalVMOpts,
seed, iterations);
@ -139,9 +141,9 @@ public class BMITestRunner {
Collections.addAll(vmOpts, new String[] {
"-XX:+DisplayVMOutputToStderr",
"-D" + Utils.SEED_PROPERTY_NAME + "=" + seed,
Executor.class.getName(),
expr.getName(),
new Integer(seed).toString(),
new Integer(iterations).toString()
});
@ -179,16 +181,15 @@ public class BMITestRunner {
public static class Executor {
/**
* Usage: BMITestRunner$Executor <ExprClassName> <seed> <iterations>
* Usage: BMITestRunner$Executor &lt;ExprClassName&gt; &lt;iterations&gt;
*/
public static void main(String args[]) throws Exception {
@SuppressWarnings("unchecked")
Class<? extends Expr> exprClass =
(Class<? extends Expr>)Class.forName(args[0]);
Expr expr = exprClass.getConstructor().newInstance();
Random rng = new Random(Integer.valueOf(args[1]));
int iterations = Integer.valueOf(args[2]);
runTests(expr, iterations, rng);
int iterations = Integer.valueOf(args[1]);
runTests(expr, iterations, Utils.getRandomInstance());
}

3
hotspot/test/compiler/intrinsics/mathexact/AddExactIConstantTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8024924
* @summary Test constant addExact
* @library /testlibrary
* @compile AddExactIConstantTest.java Verify.java
* @run main AddExactIConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/AddExactILoadTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8024924
* @summary Test non constant addExact
* @library /testlibrary
* @compile AddExactILoadTest.java Verify.java
* @run main AddExactILoadTest
*

3
hotspot/test/compiler/intrinsics/mathexact/AddExactILoopDependentTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8024924
* @summary Test non constant addExact
* @library /testlibrary
* @compile AddExactILoopDependentTest.java Verify.java
* @run main AddExactILoopDependentTest
*

3
hotspot/test/compiler/intrinsics/mathexact/AddExactINonConstantTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8024924
* @summary Test non constant addExact
* @library /testlibrary
* @compile AddExactINonConstantTest.java Verify.java
* @run main AddExactINonConstantTest
*

8
hotspot/test/compiler/intrinsics/mathexact/AddExactIRepeatTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,11 +25,15 @@
* @test
* @bug 8025657
* @summary Test repeating addExact
* @library /testlibrary
* @compile AddExactIRepeatTest.java Verify.java
* @run main AddExactIRepeatTest
*
*/
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
public class AddExactIRepeatTest {
public static void main(String[] args) {
runTest(new Verify.AddExactI());
@ -44,7 +48,7 @@ public class AddExactIRepeatTest {
}
public static void runTest(Verify.BinaryMethod method) {
java.util.Random rnd = new java.util.Random();
Random rnd = Utils.getRandomInstance();
for (int i = 0; i < 50000; ++i) {
int x = Integer.MAX_VALUE - 10;
int y = Integer.MAX_VALUE - 10 + rnd.nextInt(5);

3
hotspot/test/compiler/intrinsics/mathexact/AddExactLConstantTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant addExact
* @library /testlibrary
* @compile AddExactLConstantTest.java Verify.java
* @run main AddExactLConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/AddExactLNonConstantTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant addExact
* @library /testlibrary
* @compile AddExactLNonConstantTest.java Verify.java
* @run main AddExactLNonConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/DecExactITest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test decrementExact
* @library /testlibrary
* @compile DecExactITest.java Verify.java
* @run main DecExactITest
*

3
hotspot/test/compiler/intrinsics/mathexact/DecExactLTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test decrementExact
* @library /testlibrary
* @compile DecExactLTest.java Verify.java
* @run main DecExactLTest
*

3
hotspot/test/compiler/intrinsics/mathexact/IncExactITest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test incrementExact
* @library /testlibrary
* @compile IncExactITest.java Verify.java
* @run main IncExactITest
*

3
hotspot/test/compiler/intrinsics/mathexact/IncExactLTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test incrementExact
* @library /testlibrary
* @compile IncExactLTest.java Verify.java
* @run main IncExactLTest
*

3
hotspot/test/compiler/intrinsics/mathexact/MulExactIConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant multiplyExact
* @library /testlibrary
* @compile MulExactIConstantTest.java Verify.java
* @run main MulExactIConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/MulExactILoadTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test multiplyExact
* @library /testlibrary
* @compile MulExactILoadTest.java Verify.java
* @run main MulExactILoadTest
*

3
hotspot/test/compiler/intrinsics/mathexact/MulExactILoopDependentTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test loop dependent multiplyExact
* @library /testlibrary
* @compile MulExactILoopDependentTest.java Verify.java
* @run main MulExactILoopDependentTest
*

3
hotspot/test/compiler/intrinsics/mathexact/MulExactINonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant multiplyExact
* @library /testlibrary
* @compile MulExactINonConstantTest.java Verify.java
* @run main MulExactINonConstantTest
*

8
hotspot/test/compiler/intrinsics/mathexact/MulExactIRepeatTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,11 +25,15 @@
* @test
* @bug 8026844
* @summary Test repeating multiplyExact
* @library /testlibrary
* @compile MulExactIRepeatTest.java Verify.java
* @run main MulExactIRepeatTest
*
*/
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
public class MulExactIRepeatTest {
public static void main(String[] args) {
runTest(new Verify.MulExactI());
@ -44,7 +48,7 @@ public class MulExactIRepeatTest {
}
public static void runTest(Verify.BinaryMethod method) {
java.util.Random rnd = new java.util.Random();
Random rnd = Utils.getRandomInstance();
for (int i = 0; i < 50000; ++i) {
int x = Integer.MAX_VALUE - 10;
int y = Integer.MAX_VALUE - 10 + rnd.nextInt(5);

3
hotspot/test/compiler/intrinsics/mathexact/MulExactLConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant mulExact
* @library /testlibrary
* @compile MulExactLConstantTest.java Verify.java
* @run main MulExactLConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/MulExactLNonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant mulExact
* @library /testlibrary
* @compile MulExactLNonConstantTest.java Verify.java
* @run main MulExactLNonConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactIConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant negExact
* @library /testlibrary
* @compile NegExactIConstantTest.java Verify.java
* @run main NegExactIConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactILoadTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test negExact
* @library /testlibrary
* @compile NegExactILoadTest.java Verify.java
* @run main NegExactILoadTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactILoopDependentTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test negExact loop dependent
* @library /testlibrary
* @compile NegExactILoopDependentTest.java Verify.java
* @run main NegExactILoopDependentTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactINonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant negExact
* @library /testlibrary
* @compile NegExactINonConstantTest.java Verify.java
* @run main NegExactINonConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactLConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant negExact
* @library /testlibrary
* @compile NegExactLConstantTest.java Verify.java
* @run main NegExactLConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/NegExactLNonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant negExact
* @library /testlibrary
* @compile NegExactLNonConstantTest.java Verify.java
* @run main NegExactLNonConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactICondTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test subtractExact as condition
* @library /testlibrary
* @compile SubExactICondTest.java Verify.java
* @run main SubExactICondTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactIConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test constant subtractExact
* @library /testlibrary
* @compile SubExactIConstantTest.java Verify.java
* @run main SubExactIConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactILoadTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant subtractExact
* @library /testlibrary
* @compile SubExactILoadTest.java Verify.java
* @run main SubExactILoadTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactILoopDependentTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant subtractExact
* @library /testlibrary
* @compile SubExactILoopDependentTest.java Verify.java
* @run main SubExactILoopDependentTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactINonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,6 +25,7 @@
* @test
* @bug 8026844
* @summary Test non constant subtractExact
* @library /testlibrary
* @compile SubExactINonConstantTest.java Verify.java
* @run main SubExactINonConstantTest
*

8
hotspot/test/compiler/intrinsics/mathexact/SubExactIRepeatTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,12 +25,14 @@
* @test
* @bug 8026844
* @summary Test repeating subtractExact
* @library /testlibrary
* @compile SubExactIRepeatTest.java Verify.java
* @run main SubExactIRepeatTest
*
*/
import java.lang.ArithmeticException;
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
public class SubExactIRepeatTest {
public static void main(String[] args) {
@ -46,7 +48,7 @@ public class SubExactIRepeatTest {
}
public static void runTest(Verify.BinaryMethod method) {
java.util.Random rnd = new java.util.Random();
Random rnd = Utils.getRandomInstance();
for (int i = 0; i < 50000; ++i) {
int x = Integer.MIN_VALUE + 10;
int y = Integer.MAX_VALUE - 10 + rnd.nextInt(5);

3
hotspot/test/compiler/intrinsics/mathexact/SubExactLConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -26,6 +26,7 @@
* @bug 8026844
* @bug 8027353
* @summary Test constant subtractExact
* @library /testlibrary
* @compile SubExactLConstantTest.java Verify.java
* @run main SubExactLConstantTest
*

3
hotspot/test/compiler/intrinsics/mathexact/SubExactLNonConstantTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -26,6 +26,7 @@
* @bug 8026844
* @bug 8027353
* @summary Test non constant subtractExact
* @library /testlibrary
* @compile SubExactLNonConstantTest.java Verify.java
* @run main SubExactLNonConstantTest
*

17
hotspot/test/compiler/intrinsics/mathexact/Verify.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -21,6 +21,13 @@
* questions.
*/
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
/**
* The class depends on Utils class from testlibrary package.
* It uses factory method that obtains random generator.
*/
public class Verify {
public static String throwWord(boolean threw) {
return (threw ? "threw" : "didn't throw");
@ -134,7 +141,7 @@ public class Verify {
public static class LoadTest {
public static java.util.Random rnd = new java.util.Random();
public static Random rnd = Utils.getRandomInstance();
public static int[] values = new int[256];
public static void init() {
@ -159,7 +166,7 @@ public class Verify {
}
public static class NonConstantTest {
public static java.util.Random rnd = new java.util.Random();
public static Random rnd = Utils.getRandomInstance();
public static int[] values = new int[] { Integer.MAX_VALUE, Integer.MIN_VALUE };
public static void verify(BinaryMethod method) {
@ -180,7 +187,7 @@ public class Verify {
public static class NonConstantLongTest {
public static long[] values = { Long.MIN_VALUE, Long.MAX_VALUE, 0, Long.MAX_VALUE - 1831 };
public static java.util.Random rnd = new java.util.Random();
public static Random rnd = Utils.getRandomInstance();
public static void verify(BinaryLongMethod method) {
for (int i = 0; i < 50000; ++i) {
@ -199,7 +206,7 @@ public class Verify {
}
public static class LoopDependentTest {
public static java.util.Random rnd = new java.util.Random();
public static Random rnd = Utils.getRandomInstance();
public static void verify(BinaryMethod method) {
int rnd1 = rnd.nextInt(), rnd2 = rnd.nextInt();

26
hotspot/test/compiler/jsr292/ConcurrentClassLoadingTest.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -25,18 +25,21 @@
* @test
* @bug 8022595
* @summary JSR292: deadlock during class loading of MethodHandles, MethodHandleImpl & MethodHandleNatives
*
* @library /testlibrary
* @run main/othervm ConcurrentClassLoadingTest
*/
import java.util.*;
import com.oracle.java.testlibrary.Utils;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Random;
import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;
public class ConcurrentClassLoadingTest {
int numThreads = 0;
long seed = 0;
CyclicBarrier l;
Random rand;
private static final Random rand = Utils.getRandomInstance();
public static void main(String[] args) throws Throwable {
ConcurrentClassLoadingTest test = new ConcurrentClassLoadingTest();
@ -49,9 +52,6 @@ public class ConcurrentClassLoadingTest {
while (i < args.length) {
String flag = args[i];
switch(flag) {
case "-seed":
seed = Long.parseLong(args[++i]);
break;
case "-numThreads":
numThreads = Integer.parseInt(args[++i]);
break;
@ -67,15 +67,9 @@ public class ConcurrentClassLoadingTest {
numThreads = Runtime.getRuntime().availableProcessors();
}
if (seed == 0) {
seed = (new Random()).nextLong();
}
rand = new Random(seed);
l = new CyclicBarrier(numThreads + 1);
System.out.printf("Threads: %d\n", numThreads);
System.out.printf("Seed: %d\n", seed);
}
final List<Loader> loaders = new ArrayList<>();
@ -90,7 +84,9 @@ public class ConcurrentClassLoadingTest {
System.out.printf("Thread #%d:\n", t);
for (int i = 0; i < count; i++) {
if (c.size() == 0) break;
if (c.isEmpty()) {
break;
}
int k = rand.nextInt(c.size());
String elem = c.remove(k);

13
hotspot/test/compiler/types/correctness/OffTest.java
View File

@ -36,9 +36,9 @@
import com.oracle.java.testlibrary.OutputAnalyzer;
import com.oracle.java.testlibrary.ProcessTools;
import scenarios.ProfilingType;
import com.oracle.java.testlibrary.Utils;
import java.util.Random;
import scenarios.ProfilingType;
public class OffTest {
private static final String[] OPTIONS = {
@ -63,14 +63,7 @@ public class OffTest {
private static final int PROFILING_TYPE_INDEX = OPTIONS.length - 1;
private static final int TYPE_PROFILE_INDEX = OPTIONS.length - 4;
private static final int USE_TYPE_SPECULATION_INDEX = OPTIONS.length - 3;
private static final Random RNG;
static {
String str = System.getProperty("seed");
long seed = str != null ? Long.parseLong(str) : new Random().nextLong();
RNG = new Random(seed);
System.out.printf("-Dseed=%d%n", seed);
}
private static final Random RNG = Utils.getRandomInstance();
public static void main(String[] args) throws Exception {
int count = DEFAULT_COUNT;

2
hotspot/test/compiler/unsafe/UnsafeRaw.java
View File

@ -80,7 +80,7 @@ public class UnsafeRaw {
final int element_size = 4;
final int magic = 0x12345678;
Random rnd = new Random();
Random rnd = Utils.getRandomInstance();
long array = unsafe.allocateMemory(array_size * element_size); // 128 ints
long addr = array + array_size * element_size / 2; // something in the middle to work with

6
hotspot/test/serviceability/threads/TestFalseDeadLock.java
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2013, 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
@ -21,6 +21,7 @@
* questions.
*/
import com.oracle.java.testlibrary.Utils;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadMXBean;
import java.util.Random;
@ -29,6 +30,7 @@ import java.util.Random;
* @test
* @bug 8016304
* @summary Make sure no deadlock is reported for this program which has no deadlocks.
* @library /testlibrary
* @run main/othervm TestFalseDeadLock
*/
@ -65,7 +67,7 @@ public class TestFalseDeadLock {
public static class Test implements Runnable {
public void run() {
Random r = new Random();
Random r = Utils.getRandomInstance();
while (running) {
try {
synchronized (this) {

43
hotspot/test/testlibrary/com/oracle/java/testlibrary/Utils.java
View File

@ -24,21 +24,21 @@
package com.oracle.java.testlibrary;
import static com.oracle.java.testlibrary.Asserts.assertTrue;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.lang.reflect.Field;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.List;
import java.util.Arrays;
import java.util.Collections;
import java.util.regex.Pattern;
import java.util.List;
import java.util.Random;
import java.util.regex.Matcher;
import java.lang.reflect.Field;
import java.util.regex.Pattern;
import sun.misc.Unsafe;
/**
@ -63,6 +63,21 @@ public final class Utils {
private static Unsafe unsafe = null;
/**
* Defines property name for seed value.
*/
public static final String SEED_PROPERTY_NAME = "com.oracle.java.testlibrary.random.seed";
/* (non-javadoc)
* Random generator with (or without) predefined seed. Depends on
* "com.oracle.java.testlibrary.random.seed" property value.
*/
private static volatile Random RANDOM_GENERATOR;
/**
* Contains the seed value used for {@link java.util.Random} creation.
*/
public static final long SEED = Long.getLong(SEED_PROPERTY_NAME, new Random().nextLong());
/**
* Returns the value of 'test.timeout.factor' system property
* converted to {@code double}.
@ -332,4 +347,24 @@ public final class Utils {
}
return new String(hexView);
}
/**
* Returns {@link java.util.Random} generator initialized with particular seed.
* The seed could be provided via system property {@link Utils#SEED_PROPERTY_NAME}
* In case no seed is provided, the method uses a random number.
* The used seed printed to stdout.
* @return {@link java.util.Random} generator with particular seed.
*/
public static Random getRandomInstance() {
if (RANDOM_GENERATOR == null) {
synchronized (Utils.class) {
if (RANDOM_GENERATOR == null) {
RANDOM_GENERATOR = new Random(SEED);
System.out.printf("For random generator using seed: %d%n", SEED);
System.out.printf("To re-run test with same seed value please add \"-D%s=%d\" to command line.%n", SEED_PROPERTY_NAME, SEED);
}
}
}
return RANDOM_GENERATOR;
}
}

154
hotspot/test/testlibrary_tests/RandomGeneratorTest.java Normal file
View File

@ -0,0 +1,154 @@
/*
* 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.
*/
/*
* @test
* @summary Verify correctnes of the random generator from Utility.java
* @library /testlibrary
* @run driver RandomGeneratorTest SAME_SEED
* @run driver RandomGeneratorTest NO_SEED
* @run driver RandomGeneratorTest DIFFERENT_SEED
*/
import com.oracle.java.testlibrary.ProcessTools;
import com.oracle.java.testlibrary.Utils;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
/**
* The test verifies correctness of work {@link com.oracle.java.testlibrary.Utils#getRandomInstance()}.
* Test works in three modes: same seed provided, no seed provided and
* different seed provided. In the first case the test expects that all random numbers
* will be repeated in all next iterations. For other two modes test expects that
* randomly generated numbers differ from original.
*/
public class RandomGeneratorTest {
private static final String SEED_VM_OPTION = "-D" + Utils.SEED_PROPERTY_NAME + "=";
public static void main( String[] args) throws Throwable {
if (args.length == 0) {
throw new Error("TESTBUG: No test mode provided.");
}
SeedOption seedOpt = SeedOption.valueOf(args[0]);
List<String> jvmArgs = new ArrayList<String>();
String optStr = seedOpt.getSeedOption();
if (optStr != null) {
jvmArgs.add(optStr);
}
jvmArgs.add(RandomRunner.class.getName());
String[] cmdLineArgs = jvmArgs.toArray(new String[jvmArgs.size()]);
String etalon = ProcessTools.executeTestJvm(cmdLineArgs).getOutput().trim();
seedOpt.verify(etalon, cmdLineArgs);
}
/**
* The utility enum helps to generate an appropriate string that should be passed
* to the command line depends on the testing mode. It is also responsible for the result
* validation.
*/
private enum SeedOption {
SAME_SEED {
@Override
public String getSeedOption() {
return SEED_VM_OPTION + Utils.SEED;
}
@Override
protected boolean isOutputExpected(String orig, String output) {
return output.equals(orig);
}
},
DIFFERENT_SEED {
@Override
public String getSeedOption() {
return SEED_VM_OPTION + Utils.getRandomInstance().nextLong();
}
@Override
public void verify(String orig, String[] cmdLine) {
cmdLine[0] = getSeedOption();
super.verify(orig, cmdLine);
}
},
NO_SEED {
@Override
public String getSeedOption() {
return null;
}
};
/**
* Generates a string to be added as a command line argument.
* It contains "-D" prefix, system property name, '=' sign
* and seed value.
* @return command line argument
*/
public abstract String getSeedOption();
protected boolean isOutputExpected(String orig, String output) {
return !output.equals(orig);
}
/**
* Verifies that the original output meets expectations
* depending on the test mode. It compares the output of second execution
* to original one.
* @param orig original output
* @param cmdLine command line arguments
* @throws Throwable - Throws an exception in case test failure.
*/
public void verify(String orig, String[] cmdLine) {
String lastLineOrig = getLastLine(orig);
String lastLine;
try {
lastLine = getLastLine(ProcessTools.executeTestJvm(cmdLine).getOutput().trim());
} catch (Throwable t) {
throw new Error("TESTBUG: Unexpedted exception during jvm execution.", t);
}
if (!isOutputExpected(lastLineOrig, lastLine)) {
throw new AssertionError("Unexpected random number sequence for mode: " + this.name());
}
}
private static String getLastLine(String output) {
return output.substring(output.lastIndexOf(Utils.NEW_LINE)).trim();
}
}
/**
* The helper class generates several random numbers
* and prints them out.
*/
public static class RandomRunner {
private static final int COUNT = 10;
public static void main(String[] args) {
StringBuilder sb = new StringBuilder();
Random rng = Utils.getRandomInstance();
for (int i = 0; i < COUNT; i++) {
sb.append(rng.nextLong()).append(' ');
}
System.out.println(sb.toString());
}
}
}