public synchronized void attach(String file, int line, final DynamicObject block) {
assert RubyGuards.isRubyProc(block);
final Instrument instrument =
Instrument.create(
new StandardInstrumentListener() {
@Override
public void enter(Probe probe, Node node, VirtualFrame frame) {
final DynamicObject binding =
BindingNodes.createRubyBinding(
context.getCoreLibrary().getBindingClass(),
RubyArguments.getSelf(frame.getArguments()),
frame.materialize());
ProcNodes.rootCall(block, binding);
}
@Override
public void returnVoid(Probe probe, Node node, VirtualFrame virtualFrame) {}
@Override
public void returnValue(
Probe probe, Node node, VirtualFrame virtualFrame, Object o) {}
@Override
public void returnExceptional(
Probe probe, Node node, VirtualFrame virtualFrame, Exception e) {}
},
String.format("Truffle::Primitive.attach@%s:%d", file, line));
final Source source = context.getSourceManager().forFileBestFuzzily(file);
final LineLocation lineLocation = source.createLineLocation(line);
List<Instrument> instruments = attachments.get(lineLocation);
if (instruments == null) {
instruments = new ArrayList<>();
attachments.put(lineLocation, instruments);
}
instruments.add(instrument);
for (Probe probe : lineToProbesMap.findProbes(lineLocation)) {
if (probe.isTaggedAs(StandardSyntaxTag.STATEMENT)) {
probe.attach(instrument);
return;
}
}
throw new RuntimeException("couldn't find a statement!");
}
public synchronized void detach(String file, int line) {
final Source source = context.getSourceManager().forFileBestFuzzily(file);
final LineLocation lineLocation = source.createLineLocation(line);
final List<Instrument> instruments = attachments.remove(lineLocation);
if (instruments != null) {
for (Instrument instrument : instruments) {
instrument.dispose();
}
}
}
public String getSourcePath(Source source) {
if (source == mainScriptSource) {
return mainScriptFullPath;
} else {
return source.getPath();
}
}
/*
* TODO get rid of this access and replace it with an API in {@link TruffleInstrument.Env}.
* I don't think {@link CallTarget} is the right return type here as we want to make it
* embeddable into the current AST.
*/
@SuppressWarnings("rawtypes")
protected CallTarget parse(Source code, Node context, String... argumentNames) {
RootNode rootNode = context.getRootNode();
Class<? extends TruffleLanguage> languageClass = nodes().findLanguage(rootNode);
if (languageClass == null) {
throw new IllegalStateException(
"Could not resolve language class for root node " + rootNode);
}
final TruffleLanguage<?> truffleLanguage =
engineSupport().findLanguageImpl(null, languageClass, code.getMimeType());
return languageSupport().parse(truffleLanguage, code, context, argumentNames);
}
public static void main(String[] args) throws Exception {
final PolyglotEngine polyglotEngine =
PolyglotEngine.newBuilder().globalSymbol("file", args[0]).build();
polyglotEngine.eval(
Source.newBuilder("require 'asciidoctor'")
.name("hello")
.mimeType("application/x-ruby")
.build());
final Source convertSource =
Source.newBuilder(
"Asciidoctor.load(Truffle::Interop.from_java_string(Truffle::Interop.import('file'))).convert")
.name("convert")
.mimeType("application/x-ruby")
.build();
while (true) {
final long startTime = System.currentTimeMillis();
polyglotEngine.eval(convertSource);
System.err.println(System.currentTimeMillis() - startTime);
}
}
/**
* Executes the passed in test case. Instrumentation is added according to the name of the file as
* explained in {@link #createTests(Class)}. Note that this code is not generalizable.
*/
@Override
protected void runChild(InstrumentTestCase testCase, RunNotifier notifier) {
// TODO Current tests are hard-coded, automate this eventually
notifier.fireTestStarted(testCase.name);
ByteArrayOutputStream out = new ByteArrayOutputStream();
PrintStream ps = new PrintStream(out);
PolyglotEngine vm = null;
try {
// We use the name of the file to determine what visitor to attach to it.
if (testCase.baseName.endsWith(ASSIGNMENT_VALUE_SUFFIX)) {
// Set up the execution context for Simple and register our two listeners
vm =
PolyglotEngine.newBuilder()
.setIn(new ByteArrayInputStream(testCase.testInput.getBytes("UTF-8")))
.setOut(out)
.build();
final String src = readAllLines(testCase.path);
vm.eval(Source.fromText(src, testCase.path.toString()).withMimeType("application/x-sl"));
PolyglotEngine.Value main = vm.findGlobalSymbol("main");
main.execute();
} else {
notifier.fireTestFailure(
new Failure(
testCase.name, new UnsupportedOperationException("No instrumentation found.")));
}
ps.flush();
String actualOutput = new String(out.toByteArray());
Assert.assertEquals(testCase.expectedOutput, actualOutput);
} catch (Throwable ex) {
notifier.fireTestFailure(new Failure(testCase.name, ex));
} finally {
if (vm != null) {
vm.dispose();
}
notifier.fireTestFinished(testCase.name);
}
}
private static SourceSection considerExtendingMethodToCoverEnd(SourceSection sourceSection) {
final Source source = sourceSection.getSource();
if (sourceSection.getEndLine() + 1 >= source.getLineCount()) {
return sourceSection;
}
final String indentationOnFirstLine = indentation(source.getCode(sourceSection.getStartLine()));
final int lineAfter = sourceSection.getEndLine() + 1;
final String lineAfterString = source.getCode(lineAfter).replaceAll("\\s+$", "");
if (lineAfterString.equals(indentationOnFirstLine + "end")
|| lineAfterString.equals(indentationOnFirstLine + "}")) {
return source.createSection(
sourceSection.getIdentifier(),
sourceSection.getCharIndex(),
sourceSection.getCharLength() + 1 + source.getLineLength(lineAfter));
}
return sourceSection;
}
@Test
public void testInvocationCounts() throws IOException {
// Checkstyle: stop
Source source =
lines(
"ROOT(", // 0-126
"DEFINE(foo,ROOT(EXPRESSION)),", // 17-17+16
"DEFINE(bar,ROOT(LOOP(10 , CALL(foo)))),", // 47-47+25
"DEFINE(baz,ROOT(LOOP(10 , CALL(bar)))),", // 86-86+25
"CALL(baz),CALL(baz)", //
")");
// Checkstyle: resume
Map<SourceSection, Counter> counters = profiler.getCounters();
Assert.assertEquals(0, counters.size());
run(source);
counters = profiler.getCounters();
Assert.assertEquals(4, counters.size());
final SourceSection rootSection = source.createSection(null, 0, 140);
final SourceSection leafSection = source.createSection(null, 17, 16);
final SourceSection callfooSection = source.createSection(null, 47, 27);
final SourceSection callbarSection = source.createSection(null, 88, 27);
Counter root = counters.get(rootSection);
Counter leaf = counters.get(leafSection);
Counter callfoo = counters.get(callfooSection);
Counter callbar = counters.get(callbarSection);
Assert.assertNotNull(root);
Assert.assertNotNull(leaf);
Assert.assertNotNull(callfoo);
Assert.assertNotNull(callbar);
final TimeKind testTimeKind = TimeKind.INTERPRETED_AND_COMPILED;
Assert.assertEquals(1L, root.getInvocations(testTimeKind));
Assert.assertEquals(200L, leaf.getInvocations(testTimeKind));
Assert.assertEquals(20L, callfoo.getInvocations(testTimeKind));
Assert.assertEquals(2L, callbar.getInvocations(testTimeKind));
engine.getInstruments().get(TruffleProfiler.ID).setEnabled(false);
run(source);
Assert.assertEquals(1L, root.getInvocations(testTimeKind));
Assert.assertEquals(200L, leaf.getInvocations(testTimeKind));
Assert.assertEquals(20L, callfoo.getInvocations(testTimeKind));
Assert.assertEquals(2L, callbar.getInvocations(testTimeKind));
engine.getInstruments().get(TruffleProfiler.ID).setEnabled(true);
counters = profiler.getCounters();
Assert.assertEquals(0, counters.size());
for (int i = 0; i < 10000; i++) {
run(source);
}
root = counters.get(rootSection);
leaf = counters.get(leafSection);
callfoo = counters.get(callfooSection);
callbar = counters.get(callbarSection);
Assert.assertEquals(10000L, root.getInvocations(testTimeKind));
Assert.assertEquals(2000000L, leaf.getInvocations(testTimeKind));
Assert.assertEquals(200000L, callfoo.getInvocations(testTimeKind));
Assert.assertEquals(20000L, callbar.getInvocations(testTimeKind));
engine.dispose();
engine = null;
String o = getOut();
Assert.assertTrue(o != null && o.trim().length() > 0);
}
public void setMainScriptSource(Source source) {
this.mainScriptSource = source;
if (!source.getPath().equals("-e")) {
this.mainScriptFullPath = expandPath(context, source.getPath());
}
}