Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/GraalCompilerTest.java @ 19139:a884856ac5d0
Make graph equality comparison for testing purposes more robust, by sorting constants lexically.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Thu, 05 Feb 2015 01:04:56 +0100 |
parents | e4fda434ba74 |
children | 41af11212ed3 |
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/* * Copyright (c) 2011, 2015, 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. */ package com.oracle.graal.compiler.test; import static com.oracle.graal.api.code.CodeUtil.*; import static com.oracle.graal.compiler.GraalCompiler.*; import static com.oracle.graal.compiler.common.GraalOptions.*; import static com.oracle.graal.nodes.ConstantNode.*; import java.lang.reflect.*; import java.util.*; import java.util.concurrent.atomic.*; import org.junit.*; import org.junit.internal.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.code.CallingConvention.Type; import com.oracle.graal.api.directives.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.api.replacements.*; import com.oracle.graal.api.runtime.*; import com.oracle.graal.baseline.*; import com.oracle.graal.compiler.*; import com.oracle.graal.compiler.GraalCompiler.Request; import com.oracle.graal.compiler.common.*; import com.oracle.graal.compiler.target.*; import com.oracle.graal.debug.*; import com.oracle.graal.debug.Debug.Scope; import com.oracle.graal.graph.*; import com.oracle.graal.java.*; import com.oracle.graal.lir.asm.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.cfg.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.nodes.virtual.*; import com.oracle.graal.phases.*; import com.oracle.graal.phases.common.*; import com.oracle.graal.phases.schedule.*; import com.oracle.graal.phases.schedule.SchedulePhase.SchedulingStrategy; import com.oracle.graal.phases.tiers.*; import com.oracle.graal.phases.util.*; import com.oracle.graal.printer.*; import com.oracle.graal.runtime.*; import com.oracle.graal.test.*; /** * Base class for Graal compiler unit tests. * <p> * White box tests for Graal compiler transformations use this pattern: * <ol> * <li>Create a graph by {@linkplain #parseEager(String) parsing} a method.</li> * <li>Manually modify the graph (e.g. replace a parameter node with a constant).</li> * <li>Apply a transformation to the graph.</li> * <li>Assert that the transformed graph is equal to an expected graph.</li> * </ol> * <p> * See {@link InvokeHintsTest} as an example of a white box test. * <p> * Black box tests use the {@link #test(String, Object...)} or * {@link #testN(int, String, Object...)} to execute some method in the interpreter and compare its * result against that produced by a Graal compiled version of the method. * <p> * These tests will be run by the {@code mx unittest} command. */ public abstract class GraalCompilerTest extends GraalTest { private final Providers providers; private final Backend backend; private final Suites suites; /** * Can be overridden by unit tests to verify properties of the graph. * * @param graph the graph at the end of HighTier */ protected boolean checkHighTierGraph(StructuredGraph graph) { return true; } /** * Can be overridden by unit tests to verify properties of the graph. * * @param graph the graph at the end of MidTier */ protected boolean checkMidTierGraph(StructuredGraph graph) { return true; } /** * Can be overridden by unit tests to verify properties of the graph. * * @param graph the graph at the end of LowTier */ protected boolean checkLowTierGraph(StructuredGraph graph) { return true; } private static boolean substitutionsInstalled; private void installSubstitutions() { if (!substitutionsInstalled) { this.providers.getReplacements().registerSubstitutions(GraalCompilerTest.class, GraalCompilerTestSubstitutions.class); substitutionsInstalled = true; } } protected static void breakpoint() { } protected Suites createSuites() { Suites ret = backend.getSuites().createSuites(); ListIterator<BasePhase<? super HighTierContext>> iter = ret.getHighTier().findPhase(CleanTypeProfileProxyPhase.class); PhaseSuite.findNextPhase(iter, CanonicalizerPhase.class); iter.add(new Phase("ComputeLoopFrequenciesPhase") { @Override protected void run(StructuredGraph graph) { ComputeLoopFrequenciesClosure.compute(graph); } }); ret.getHighTier().appendPhase(new Phase("CheckGraphPhase") { @Override protected void run(StructuredGraph graph) { assert checkHighTierGraph(graph) : "failed HighTier graph check"; } }); ret.getMidTier().appendPhase(new Phase("CheckGraphPhase") { @Override protected void run(StructuredGraph graph) { assert checkMidTierGraph(graph) : "failed MidTier graph check"; } }); ret.getLowTier().appendPhase(new Phase("CheckGraphPhase") { @Override protected void run(StructuredGraph graph) { assert checkLowTierGraph(graph) : "failed LowTier graph check"; } }); return ret; } public GraalCompilerTest() { this.backend = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend(); this.providers = getBackend().getProviders(); this.suites = createSuites(); installSubstitutions(); } /** * Set up a test for a non-default backend. The test should check (via {@link #getBackend()} ) * whether the desired backend is available. * * @param arch the name of the desired backend architecture */ public GraalCompilerTest(Class<? extends Architecture> arch) { RuntimeProvider runtime = Graal.getRequiredCapability(RuntimeProvider.class); Backend b = runtime.getBackend(arch); if (b != null) { this.backend = b; } else { // Fall back to the default/host backend this.backend = runtime.getHostBackend(); } this.providers = backend.getProviders(); this.suites = createSuites(); installSubstitutions(); } @BeforeClass public static void initializeDebugging() { DebugEnvironment.initialize(System.out); } private Scope debugScope; @Before public void beforeTest() { assert debugScope == null; debugScope = Debug.scope(getClass()); } @After public void afterTest() { if (debugScope != null) { debugScope.close(); } debugScope = null; } protected void assertEquals(StructuredGraph expected, StructuredGraph graph) { assertEquals(expected, graph, false, true); } protected int countUnusedConstants(StructuredGraph graph) { int total = 0; for (ConstantNode node : getConstantNodes(graph)) { if (node.hasNoUsages()) { total++; } } return total; } protected int getNodeCountExcludingUnusedConstants(StructuredGraph graph) { return graph.getNodeCount() - countUnusedConstants(graph); } protected void assertEquals(StructuredGraph expected, StructuredGraph graph, boolean excludeVirtual, boolean checkConstants) { String expectedString = getCanonicalGraphString(expected, excludeVirtual, checkConstants); String actualString = getCanonicalGraphString(graph, excludeVirtual, checkConstants); String mismatchString = compareGraphStrings(expected, expectedString, graph, actualString); if (!excludeVirtual && getNodeCountExcludingUnusedConstants(expected) != getNodeCountExcludingUnusedConstants(graph)) { Debug.dump(expected, "Node count not matching - expected"); Debug.dump(graph, "Node count not matching - actual"); Assert.fail("Graphs do not have the same number of nodes: " + expected.getNodeCount() + " vs. " + graph.getNodeCount() + "\n" + mismatchString); } if (!expectedString.equals(actualString)) { Debug.dump(expected, "mismatching graphs - expected"); Debug.dump(graph, "mismatching graphs - actual"); Assert.fail(mismatchString); } } private static String compareGraphStrings(StructuredGraph expectedGraph, String expectedString, StructuredGraph actualGraph, String actualString) { if (!expectedString.equals(actualString)) { String[] expectedLines = expectedString.split("\n"); String[] actualLines = actualString.split("\n"); int diffIndex = -1; int limit = Math.min(actualLines.length, expectedLines.length); String marker = " <<<"; for (int i = 0; i < limit; i++) { if (!expectedLines[i].equals(actualLines[i])) { diffIndex = i; break; } } if (diffIndex == -1) { // Prefix is the same so add some space after the prefix diffIndex = limit; if (actualLines.length == limit) { actualLines = Arrays.copyOf(actualLines, limit + 1); actualLines[diffIndex] = ""; } else { assert expectedLines.length == limit; expectedLines = Arrays.copyOf(expectedLines, limit + 1); expectedLines[diffIndex] = ""; } } // Place a marker next to the first line that differs expectedLines[diffIndex] = expectedLines[diffIndex] + marker; actualLines[diffIndex] = actualLines[diffIndex] + marker; String ediff = String.join("\n", expectedLines); String adiff = String.join("\n", actualLines); return "mismatch in graphs:\n========= expected (" + expectedGraph + ") =========\n" + ediff + "\n\n========= actual (" + actualGraph + ") =========\n" + adiff; } else { return "mismatch in graphs"; } } protected void assertConstantReturn(StructuredGraph graph, int value) { String graphString = getCanonicalGraphString(graph, false, true); Assert.assertEquals("unexpected number of ReturnNodes: " + graphString, graph.getNodes(ReturnNode.class).count(), 1); ValueNode result = graph.getNodes(ReturnNode.class).first().result(); Assert.assertTrue("unexpected ReturnNode result node: " + graphString, result.isConstant()); Assert.assertEquals("unexpected ReturnNode result kind: " + graphString, result.asJavaConstant().getKind(), Kind.Int); Assert.assertEquals("unexpected ReturnNode result: " + graphString, result.asJavaConstant().asInt(), value); } protected static String getCanonicalGraphString(StructuredGraph graph, boolean excludeVirtual, boolean checkConstants) { SchedulePhase schedule = new SchedulePhase(); schedule.apply(graph); NodeMap<Integer> canonicalId = graph.createNodeMap(); int nextId = 0; List<String> constantsLines = new ArrayList<>(); StringBuilder result = new StringBuilder(); for (Block block : schedule.getCFG().getBlocks()) { result.append("Block " + block + " "); if (block == schedule.getCFG().getStartBlock()) { result.append("* "); } result.append("-> "); for (Block succ : block.getSuccessors()) { result.append(succ + " "); } result.append("\n"); for (Node node : schedule.getBlockToNodesMap().get(block)) { if (node.isAlive()) { if (!excludeVirtual || !(node instanceof VirtualObjectNode || node instanceof ProxyNode)) { if (node instanceof ConstantNode) { String name = checkConstants ? node.toString(Verbosity.Name) : node.getClass().getSimpleName(); String str = name + (excludeVirtual ? "\n" : " (" + node.getUsageCount() + ")\n"); constantsLines.add(str); } else { int id; if (canonicalId.get(node) != null) { id = canonicalId.get(node); } else { id = nextId++; canonicalId.set(node, id); } String name = node.getClass().getSimpleName(); String str = " " + id + "|" + name + (excludeVirtual ? "\n" : " (" + node.getUsageCount() + ")\n"); result.append(str); } } } } } StringBuilder constantsLinesResult = new StringBuilder(); constantsLinesResult.append(constantsLines.size() + " constants:\n"); Collections.sort(constantsLines); for (String s : constantsLines) { constantsLinesResult.append(s); constantsLinesResult.append("\n"); } return constantsLines.toString() + result.toString(); } protected Backend getBackend() { return backend; } protected Suites getSuites() { return suites; } protected Providers getProviders() { return providers; } protected SnippetReflectionProvider getSnippetReflection() { return Graal.getRequiredCapability(SnippetReflectionProvider.class); } protected TargetDescription getTarget() { return getProviders().getCodeCache().getTarget(); } protected CodeCacheProvider getCodeCache() { return getProviders().getCodeCache(); } protected ConstantReflectionProvider getConstantReflection() { return getProviders().getConstantReflection(); } protected MetaAccessProvider getMetaAccess() { return getProviders().getMetaAccess(); } protected LoweringProvider getLowerer() { return getProviders().getLowerer(); } private static AtomicInteger compilationId = new AtomicInteger(); protected void testN(int n, final String name, final Object... args) { final List<Throwable> errors = new ArrayList<>(n); Thread[] threads = new Thread[n]; for (int i = 0; i < n; i++) { Thread t = new Thread(i + ":" + name) { @Override public void run() { try { test(name, args); } catch (Throwable e) { errors.add(e); } } }; threads[i] = t; t.start(); } for (int i = 0; i < n; i++) { try { threads[i].join(); } catch (InterruptedException e) { errors.add(e); } } if (!errors.isEmpty()) { throw new MultiCauseAssertionError(errors.size() + " failures", errors.toArray(new Throwable[errors.size()])); } } protected Object referenceInvoke(ResolvedJavaMethod method, Object receiver, Object... args) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException { return invoke(method, receiver, args); } protected static class Result { final Object returnValue; final Throwable exception; public Result(Object returnValue, Throwable exception) { this.returnValue = returnValue; this.exception = exception; } @Override public String toString() { return exception == null ? returnValue == null ? "null" : returnValue.toString() : "!" + exception; } } /** * Called before a test is executed. */ protected void before(@SuppressWarnings("unused") ResolvedJavaMethod method) { } /** * Called after a test is executed. */ protected void after() { } protected Result executeExpected(ResolvedJavaMethod method, Object receiver, Object... args) { before(method); try { // This gives us both the expected return value as well as ensuring that the method to // be compiled is fully resolved return new Result(referenceInvoke(method, receiver, args), null); } catch (InvocationTargetException e) { return new Result(null, e.getTargetException()); } catch (Exception e) { throw new RuntimeException(e); } finally { after(); } } protected Result executeActual(ResolvedJavaMethod method, Object receiver, Object... args) { before(method); Object[] executeArgs = argsWithReceiver(receiver, args); checkArgs(method, executeArgs); InstalledCode compiledMethod = null; if (UseBaselineCompiler.getValue()) { compiledMethod = getCodeBaseline(method); } else { compiledMethod = getCode(method); } try { return new Result(compiledMethod.executeVarargs(executeArgs), null); } catch (Throwable e) { return new Result(null, e); } finally { after(); } } protected InstalledCode getCodeBaseline(ResolvedJavaMethod javaMethod) { return getCodeBaseline(javaMethod, false); } protected InstalledCode getCodeBaseline(ResolvedJavaMethod javaMethod, boolean forceCompile) { assert javaMethod.getAnnotation(Test.class) == null : "shouldn't parse method with @Test annotation: " + javaMethod; try (Scope bds = Debug.scope("Baseline")) { Debug.log("getCodeBaseline()"); } catch (Throwable e) { throw Debug.handle(e); } if (!forceCompile) { InstalledCode cached = cache.get(javaMethod); if (cached != null) { if (cached.isValid()) { return cached; } } } final int id = compilationId.incrementAndGet(); InstalledCode installedCode = null; try (Scope ds = Debug.scope("Compiling", new DebugDumpScope(String.valueOf(id), true))) { final boolean printCompilation = PrintCompilation.getValue() && !TTY.isSuppressed(); if (printCompilation) { TTY.println(String.format("@%-6d Graal %-70s %-45s %-50s ...", id, javaMethod.getDeclaringClass().getName(), javaMethod.getName(), javaMethod.getSignature())); } long start = System.currentTimeMillis(); CompilationResult compResult = compileBaseline(javaMethod); if (printCompilation) { TTY.println(String.format("@%-6d Graal %-70s %-45s %-50s | %4dms %5dB", id, "", "", "", System.currentTimeMillis() - start, compResult.getTargetCodeSize())); } try (Scope s = Debug.scope("CodeInstall", getCodeCache(), javaMethod)) { installedCode = addMethod(javaMethod, compResult); if (installedCode == null) { throw new GraalInternalError("Could not install code for " + javaMethod.format("%H.%n(%p)")); } } catch (Throwable e) { throw Debug.handle(e); } } catch (Throwable e) { throw Debug.handle(e); } if (!forceCompile) { cache.put(javaMethod, installedCode); } return installedCode; } private CompilationResult compileBaseline(ResolvedJavaMethod javaMethod) { try (Scope bds = Debug.scope("CompileBaseline", javaMethod, providers.getCodeCache())) { BaselineCompiler baselineCompiler = new BaselineCompiler(GraphBuilderConfiguration.getDefault(), providers.getMetaAccess()); OptimisticOptimizations optimisticOpts = OptimisticOptimizations.ALL; return baselineCompiler.generate(javaMethod, -1, getBackend(), new CompilationResult(), javaMethod, CompilationResultBuilderFactory.Default, optimisticOpts, getReplacements()); } catch (Throwable e) { throw Debug.handle(e); } } protected void checkArgs(ResolvedJavaMethod method, Object[] args) { JavaType[] sig = method.toParameterTypes(); Assert.assertEquals(sig.length, args.length); for (int i = 0; i < args.length; i++) { JavaType javaType = sig[i]; Kind kind = javaType.getKind(); Object arg = args[i]; if (kind == Kind.Object) { if (arg != null && javaType instanceof ResolvedJavaType) { ResolvedJavaType resolvedJavaType = (ResolvedJavaType) javaType; Assert.assertTrue(resolvedJavaType + " from " + getMetaAccess().lookupJavaType(arg.getClass()), resolvedJavaType.isAssignableFrom(getMetaAccess().lookupJavaType(arg.getClass()))); } } else { Assert.assertNotNull(arg); Assert.assertEquals(kind.toBoxedJavaClass(), arg.getClass()); } } } /** * Prepends a non-null receiver argument to a given list or args. * * @param receiver the receiver argument to prepend if it is non-null */ protected Object[] argsWithReceiver(Object receiver, Object... args) { Object[] executeArgs; if (receiver == null) { executeArgs = args; } else { executeArgs = new Object[args.length + 1]; executeArgs[0] = receiver; for (int i = 0; i < args.length; i++) { executeArgs[i + 1] = args[i]; } } return executeArgs; } protected void test(String name, Object... args) { try { ResolvedJavaMethod method = getResolvedJavaMethod(name); Object receiver = method.isStatic() ? null : this; test(method, receiver, args); } catch (AssumptionViolatedException e) { // Suppress so that subsequent calls to this method within the // same Junit @Test annotated method can proceed. } } protected void test(ResolvedJavaMethod method, Object receiver, Object... args) { Result expect = executeExpected(method, receiver, args); if (getCodeCache() == null) { return; } testAgainstExpected(method, expect, receiver, args); } protected void testAgainstExpected(ResolvedJavaMethod method, Result expect, Object receiver, Object... args) { testAgainstExpected(method, expect, Collections.<DeoptimizationReason> emptySet(), receiver, args); } protected Result executeActualCheckDeopt(ResolvedJavaMethod method, Set<DeoptimizationReason> shouldNotDeopt, Object receiver, Object... args) { Map<DeoptimizationReason, Integer> deoptCounts = new EnumMap<>(DeoptimizationReason.class); ProfilingInfo profile = method.getProfilingInfo(); for (DeoptimizationReason reason : shouldNotDeopt) { deoptCounts.put(reason, profile.getDeoptimizationCount(reason)); } Result actual = executeActual(method, receiver, args); profile = method.getProfilingInfo(); // profile can change after execution for (DeoptimizationReason reason : shouldNotDeopt) { Assert.assertEquals((int) deoptCounts.get(reason), profile.getDeoptimizationCount(reason)); } return actual; } protected void assertEquals(Result expect, Result actual) { if (expect.exception != null) { Assert.assertTrue("expected " + expect.exception, actual.exception != null); Assert.assertEquals("Exception class", expect.exception.getClass(), actual.exception.getClass()); Assert.assertEquals("Exception message", expect.exception.getMessage(), actual.exception.getMessage()); } else { if (actual.exception != null) { actual.exception.printStackTrace(); Assert.fail("expected " + expect.returnValue + " but got an exception"); } assertDeepEquals(expect.returnValue, actual.returnValue); } } protected void testAgainstExpected(ResolvedJavaMethod method, Result expect, Set<DeoptimizationReason> shouldNotDeopt, Object receiver, Object... args) { Result actual = executeActualCheckDeopt(method, shouldNotDeopt, receiver, args); assertEquals(expect, actual); } private Map<ResolvedJavaMethod, InstalledCode> cache = new HashMap<>(); /** * Gets installed code for a given method, compiling it first if necessary. The graph is parsed * {@link #parseEager(ResolvedJavaMethod) eagerly}. */ protected InstalledCode getCode(ResolvedJavaMethod method) { return getCode(method, null); } /** * Gets installed code for a given method, compiling it first if necessary. * * @param installedCodeOwner the method the compiled code will be associated with when installed * @param graph the graph to be compiled. If null, a graph will be obtained from * {@code installedCodeOwner} via {@link #parseForCompile(ResolvedJavaMethod)}. */ protected InstalledCode getCode(ResolvedJavaMethod installedCodeOwner, StructuredGraph graph) { return getCode(installedCodeOwner, graph, false); } /** * Gets installed code for a given method and graph, compiling it first if necessary. * * @param installedCodeOwner the method the compiled code will be associated with when installed * @param graph the graph to be compiled. If null, a graph will be obtained from * {@code installedCodeOwner} via {@link #parseForCompile(ResolvedJavaMethod)}. * @param forceCompile specifies whether to ignore any previous code cached for the (method, * key) pair */ protected InstalledCode getCode(final ResolvedJavaMethod installedCodeOwner, StructuredGraph graph, boolean forceCompile) { if (!forceCompile) { InstalledCode cached = cache.get(installedCodeOwner); if (cached != null) { if (cached.isValid()) { return cached; } } } final int id = compilationId.incrementAndGet(); InstalledCode installedCode = null; try (AllocSpy spy = AllocSpy.open(installedCodeOwner); Scope ds = Debug.scope("Compiling", new DebugDumpScope(String.valueOf(id), true))) { final boolean printCompilation = PrintCompilation.getValue() && !TTY.isSuppressed(); if (printCompilation) { TTY.println(String.format("@%-6d Graal %-70s %-45s %-50s ...", id, installedCodeOwner.getDeclaringClass().getName(), installedCodeOwner.getName(), installedCodeOwner.getSignature())); } long start = System.currentTimeMillis(); CompilationResult compResult = compile(installedCodeOwner, graph); if (printCompilation) { TTY.println(String.format("@%-6d Graal %-70s %-45s %-50s | %4dms %5dB", id, "", "", "", System.currentTimeMillis() - start, compResult.getTargetCodeSize())); } try (Scope s = Debug.scope("CodeInstall", getCodeCache(), installedCodeOwner)) { installedCode = addMethod(installedCodeOwner, compResult); if (installedCode == null) { throw new GraalInternalError("Could not install code for " + installedCodeOwner.format("%H.%n(%p)")); } } catch (Throwable e) { throw Debug.handle(e); } } catch (Throwable e) { throw Debug.handle(e); } if (!forceCompile) { cache.put(installedCodeOwner, installedCode); } return installedCode; } /** * Used to produce a graph for a method about to be compiled by * {@link #compile(ResolvedJavaMethod, StructuredGraph)} if the second parameter to that method * is null. * * The default implementation in {@link GraalCompilerTest} is to call * {@link #parseEager(ResolvedJavaMethod)}. */ protected StructuredGraph parseForCompile(ResolvedJavaMethod method) { return parseEager(method); } /** * Compiles a given method. * * @param installedCodeOwner the method the compiled code will be associated with when installed * @param graph the graph to be compiled for {@code installedCodeOwner}. If null, a graph will * be obtained from {@code installedCodeOwner} via * {@link #parseForCompile(ResolvedJavaMethod)}. */ protected CompilationResult compile(ResolvedJavaMethod installedCodeOwner, StructuredGraph graph) { StructuredGraph graphToCompile = graph == null ? parseForCompile(installedCodeOwner) : graph; lastCompiledGraph = graphToCompile; CallingConvention cc = getCallingConvention(getCodeCache(), Type.JavaCallee, graphToCompile.method(), false); Request<CompilationResult> request = new Request<>(graphToCompile, cc, installedCodeOwner, getProviders(), getBackend(), getCodeCache().getTarget(), null, getDefaultGraphBuilderSuite(), OptimisticOptimizations.ALL, getProfilingInfo(graphToCompile), getSpeculationLog(), getSuites(), new CompilationResult(), CompilationResultBuilderFactory.Default); return GraalCompiler.compile(request); } protected StructuredGraph lastCompiledGraph; protected SpeculationLog getSpeculationLog() { return null; } protected InstalledCode addMethod(final ResolvedJavaMethod method, final CompilationResult compResult) { return getCodeCache().addMethod(method, compResult, null, null); } private final Map<ResolvedJavaMethod, Method> methodMap = new HashMap<>(); /** * Converts a reflection {@link Method} to a {@link ResolvedJavaMethod}. */ protected ResolvedJavaMethod asResolvedJavaMethod(Method method) { ResolvedJavaMethod javaMethod = getMetaAccess().lookupJavaMethod(method); methodMap.put(javaMethod, method); return javaMethod; } protected ResolvedJavaMethod getResolvedJavaMethod(String methodName) { return asResolvedJavaMethod(getMethod(methodName)); } protected ResolvedJavaMethod getResolvedJavaMethod(Class<?> clazz, String methodName) { return asResolvedJavaMethod(getMethod(clazz, methodName)); } protected ResolvedJavaMethod getResolvedJavaMethod(Class<?> clazz, String methodName, Class<?>... parameterTypes) { return asResolvedJavaMethod(getMethod(clazz, methodName, parameterTypes)); } /** * Gets the reflection {@link Method} from which a given {@link ResolvedJavaMethod} was created * or null if {@code javaMethod} does not correspond to a reflection method. */ protected Method lookupMethod(ResolvedJavaMethod javaMethod) { return methodMap.get(javaMethod); } protected Object invoke(ResolvedJavaMethod javaMethod, Object receiver, Object... args) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException { Method method = lookupMethod(javaMethod); Assert.assertTrue(method != null); if (!method.isAccessible()) { method.setAccessible(true); } return method.invoke(receiver, args); } /** * Parses a Java method in {@linkplain GraphBuilderConfiguration#getDefault() default} mode to * produce a graph. * * @param methodName the name of the method in {@code this.getClass()} to be parsed */ protected StructuredGraph parseProfiled(String methodName) { return parseProfiled(getResolvedJavaMethod(methodName)); } /** * Parses a Java method in {@linkplain GraphBuilderConfiguration#getDefault() default} mode to * produce a graph. */ protected StructuredGraph parseProfiled(ResolvedJavaMethod m) { return parse1(m, getDefaultGraphBuilderSuite()); } /** * Parses a Java method in {@linkplain GraphBuilderConfiguration#getEagerDefault() eager} mode * to produce a graph. * * @param methodName the name of the method in {@code this.getClass()} to be parsed */ protected StructuredGraph parseEager(String methodName) { return parseEager(getResolvedJavaMethod(methodName)); } /** * Parses a Java method in {@linkplain GraphBuilderConfiguration#getEagerDefault() eager} mode * to produce a graph. */ protected StructuredGraph parseEager(ResolvedJavaMethod m) { return parse1(m, getCustomGraphBuilderSuite(GraphBuilderConfiguration.getEagerDefault())); } /** * Parses a Java method in {@linkplain GraphBuilderConfiguration#getFullDebugDefault() full * debug} mode to produce a graph. */ protected StructuredGraph parseDebug(ResolvedJavaMethod m) { return parse1(m, getCustomGraphBuilderSuite(GraphBuilderConfiguration.getFullDebugDefault())); } private StructuredGraph parse1(ResolvedJavaMethod javaMethod, PhaseSuite<HighTierContext> graphBuilderSuite) { assert javaMethod.getAnnotation(Test.class) == null : "shouldn't parse method with @Test annotation: " + javaMethod; try (Scope ds = Debug.scope("Parsing", javaMethod)) { StructuredGraph graph = new StructuredGraph(javaMethod); graphBuilderSuite.apply(graph, new HighTierContext(providers, null, null, graphBuilderSuite, OptimisticOptimizations.ALL)); return graph; } catch (Throwable e) { throw Debug.handle(e); } } protected PhaseSuite<HighTierContext> getDefaultGraphBuilderSuite() { // defensive copying return backend.getSuites().getDefaultGraphBuilderSuite().copy(); } protected PhaseSuite<HighTierContext> getCustomGraphBuilderSuite(GraphBuilderConfiguration gbConf) { PhaseSuite<HighTierContext> suite = getDefaultGraphBuilderSuite().copy(); ListIterator<BasePhase<? super HighTierContext>> iterator = suite.findPhase(GraphBuilderPhase.class); GraphBuilderPhase graphBuilderPhase = (GraphBuilderPhase) iterator.previous(); iterator.remove(); iterator.add(new GraphBuilderPhase(gbConf, graphBuilderPhase.getGraphBuilderPlugins())); return suite; } protected Replacements getReplacements() { return getProviders().getReplacements(); } /** * Inject a probability for a branch condition into the profiling information of this test case. * * @param p the probability that cond is true * @param cond the condition of the branch * @return cond */ protected static boolean branchProbability(double p, boolean cond) { return GraalDirectives.injectBranchProbability(p, cond); } /** * Inject an iteration count for a loop condition into the profiling information of this test * case. * * @param i the iteration count of the loop * @param cond the condition of the loop * @return cond */ protected static boolean iterationCount(double i, boolean cond) { return GraalDirectives.injectIterationCount(i, cond); } /** * Test if the current test runs on the given platform. The name must match the name given in * the {@link Architecture#getName()}. * * @param name The name to test * @return true if we run on the architecture given by name */ protected boolean isArchitecture(String name) { return name.equals(backend.getTarget().arch.getName()); } }