org.openjdk.jmh.runner.InfraControl Maven / Gradle / Ivy
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package org.openjdk.jmh.runner;
import org.openjdk.jmh.infra.BenchmarkParams;
import org.openjdk.jmh.infra.Control;
import org.openjdk.jmh.infra.IterationParams;
import org.openjdk.jmh.util.Utils;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
/**
* The InfraControl logic class.
* This is the rendezvous class for benchmark handler and JMH.
*/
public class InfraControl extends InfraControlL4 {
/**
* Do the class hierarchy trick to evade false sharing, and check if it's working in runtime.
* @see org.openjdk.jmh.infra.Blackhole description for the rationale
*/
static {
Utils.check(InfraControl.class, "isDone", "isFailing");
Utils.check(InfraControl.class, "volatileSpoiler");
Utils.check(InfraControl.class, "preSetup", "preTearDown");
Utils.check(InfraControl.class, "lastIteration");
Utils.check(InfraControl.class, "warmupVisited", "warmdownVisited");
Utils.check(InfraControl.class, "warmupShouldWait", "warmdownShouldWait");
Utils.check(InfraControl.class, "warmupDone", "warmdownDone");
Utils.check(InfraControl.class, "benchmarkParams", "iterationParams");
Utils.check(InfraControl.class, "shouldSynchIterations", "threads");
}
public InfraControl(BenchmarkParams benchmarkParams, IterationParams iterationParams,
CountDownLatch preSetup, CountDownLatch preTearDown, boolean lastIteration,
Control notifyControl) {
super(benchmarkParams, iterationParams, preSetup, preTearDown, lastIteration, notifyControl);
}
/**
* @return requested loop duration in milliseconds.
*/
public long getDuration() {
return getDuration(TimeUnit.MILLISECONDS);
}
/**
* @param unit timeunit to use
* @return requested loop duration in the requested unit.
*/
public long getDuration(TimeUnit unit) {
return iterationParams.getTime().convertTo(unit);
}
public void preSetup() {
try {
preSetup.countDown();
preSetup.await();
} catch (InterruptedException e) {
throw new IllegalStateException(e);
}
}
public void preTearDown() throws InterruptedException {
preTearDown.countDown();
preTearDown.await();
}
public void preSetupForce() {
preSetup.countDown();
}
public void preTearDownForce() {
preTearDown.countDown();
}
public boolean isLastIteration() {
return lastIteration;
}
public void announceDone() {
isDone = true;
notifyControl.stopMeasurement = true;
}
}
abstract class InfraControlL0 {
private int markerBegin;
}
abstract class InfraControlL1 extends InfraControlL0 {
private boolean p001, p002, p003, p004, p005, p006, p007, p008;
private boolean p011, p012, p013, p014, p015, p016, p017, p018;
private boolean p021, p022, p023, p024, p025, p026, p027, p028;
private boolean p031, p032, p033, p034, p035, p036, p037, p038;
private boolean p041, p042, p043, p044, p045, p046, p047, p048;
private boolean p051, p052, p053, p054, p055, p056, p057, p058;
private boolean p061, p062, p063, p064, p065, p066, p067, p068;
private boolean p071, p072, p073, p074, p075, p076, p077, p078;
private boolean p101, p102, p103, p104, p105, p106, p107, p108;
private boolean p111, p112, p113, p114, p115, p116, p117, p118;
private boolean p121, p122, p123, p124, p125, p126, p127, p128;
private boolean p131, p132, p133, p134, p135, p136, p137, p138;
private boolean p141, p142, p143, p144, p145, p146, p147, p148;
private boolean p151, p152, p153, p154, p155, p156, p157, p158;
private boolean p161, p162, p163, p164, p165, p166, p167, p168;
private boolean p171, p172, p173, p174, p175, p176, p177, p178;
}
abstract class InfraControlL2 extends InfraControlL1 {
/**
* Flag that checks for time expiration.
* This is specifically the public field, so to spare one virtual call.
*/
public volatile boolean isDone;
/**
* Flag that checks for failure experienced by any measurement thread.
* This is specifically the public field, so to spare one virtual call.
*/
public volatile boolean isFailing;
public volatile boolean volatileSpoiler;
public final CountDownLatch preSetup;
public final CountDownLatch preTearDown;
public final boolean lastIteration;
public final AtomicInteger warmupVisited, warmdownVisited;
public volatile boolean warmupShouldWait, warmdownShouldWait;
public final CountDownLatch warmupDone, warmdownDone;
public final BenchmarkParams benchmarkParams;
public final IterationParams iterationParams;
public final Control notifyControl;
private final boolean shouldSynchIterations;
private final int threads;
public InfraControlL2(BenchmarkParams benchmarkParams, IterationParams iterationParams,
CountDownLatch preSetup, CountDownLatch preTearDown, boolean lastIteration,
Control notifyControl) {
warmupVisited = new AtomicInteger();
warmdownVisited = new AtomicInteger();
warmupDone = new CountDownLatch(1);
warmdownDone = new CountDownLatch(1);
shouldSynchIterations = benchmarkParams.shouldSynchIterations();
threads = benchmarkParams.getThreads();
warmupShouldWait = shouldSynchIterations;
warmdownShouldWait = shouldSynchIterations;
this.notifyControl = notifyControl;
this.preSetup = preSetup;
this.preTearDown = preTearDown;
this.lastIteration = lastIteration;
this.benchmarkParams = benchmarkParams;
this.iterationParams = iterationParams;
}
public void announceWarmupReady() {
if (!shouldSynchIterations) return;
int v = warmupVisited.incrementAndGet();
if (v == threads) {
warmupShouldWait = false;
warmupDone.countDown();
}
if (v > threads) {
throw new IllegalStateException("More threads than expected");
}
}
public void announceWarmdownReady() {
if (!shouldSynchIterations) return;
int v = warmdownVisited.incrementAndGet();
if (v == threads) {
warmdownShouldWait = false;
warmdownDone.countDown();
}
if (v > threads) {
throw new IllegalStateException("More threads than expected");
}
}
public void awaitWarmupReady() {
if (warmupShouldWait) {
try {
warmupDone.await();
} catch (InterruptedException e) {
// ignore
}
}
}
public void awaitWarmdownReady() {
if (warmdownShouldWait) {
try {
warmdownDone.await();
} catch (InterruptedException e) {
// ignore
}
}
}
public String getParam(String name) {
String param = benchmarkParams.getParam(name);
if (param == null) {
throw new IllegalStateException("The value for the parameter \"" + name + "\" is not set.");
}
return param;
}
}
abstract class InfraControlL3 extends InfraControlL2 {
private boolean q001, q002, q003, q004, q005, q006, q007, q008;
private boolean q011, q012, q013, q014, q015, q016, q017, q018;
private boolean q021, q022, q023, q024, q025, q026, q027, q028;
private boolean q031, q032, q033, q034, q035, q036, q037, q038;
private boolean q041, q042, q043, q044, q045, q046, q047, q048;
private boolean q051, q052, q053, q054, q055, q056, q057, q058;
private boolean q061, q062, q063, q064, q065, q066, q067, q068;
private boolean q071, q072, q073, q074, q075, q076, q077, q078;
private boolean q101, q102, q103, q104, q105, q106, q107, q108;
private boolean q111, q112, q113, q114, q115, q116, q117, q118;
private boolean q121, q122, q123, q124, q125, q126, q127, q128;
private boolean q131, q132, q133, q134, q135, q136, q137, q138;
private boolean q141, q142, q143, q144, q145, q146, q147, q148;
private boolean q151, q152, q153, q154, q155, q156, q157, q158;
private boolean q161, q162, q163, q164, q165, q166, q167, q168;
private boolean q171, q172, q173, q174, q175, q176, q177, q178;
public InfraControlL3(BenchmarkParams benchmarkParams, IterationParams iterationParams,
CountDownLatch preSetup, CountDownLatch preTearDown, boolean lastIteration,
Control notifyControl) {
super(benchmarkParams, iterationParams, preSetup, preTearDown, lastIteration, notifyControl);
}
}
abstract class InfraControlL4 extends InfraControlL3 {
private int markerEnd;
public InfraControlL4(BenchmarkParams benchmarkParams, IterationParams iterationParams,
CountDownLatch preSetup, CountDownLatch preTearDown, boolean lastIteration,
Control notifyControl) {
super(benchmarkParams, iterationParams, preSetup, preTearDown, lastIteration, notifyControl);
}
}
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