Examples with PhaseContext org.graalvm.compiler.phases.tiers.PhaseContext used on opensource projects

Example 16 with PhaseContext

use of org.graalvm.compiler.phases.tiers.PhaseContext in project graal by oracle.

the class PushThroughIfTest method test.

private void test(String snippet, String reference) {
    StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
    DebugContext debug = graph.getDebug();
    debug.dump(DebugContext.BASIC_LEVEL, graph, "Graph");
    for (FrameState fs : graph.getNodes(FrameState.TYPE).snapshot()) {
        fs.replaceAtUsages(null);
        GraphUtil.killWithUnusedFloatingInputs(fs);
    }
    new CanonicalizerPhase().apply(graph, new PhaseContext(getProviders()));
    new CanonicalizerPhase().apply(graph, new PhaseContext(getProviders()));
    StructuredGraph referenceGraph = parseEager(reference, AllowAssumptions.YES);
    for (FrameState fs : referenceGraph.getNodes(FrameState.TYPE).snapshot()) {
        fs.replaceAtUsages(null);
        GraphUtil.killWithUnusedFloatingInputs(fs);
    }
    new CanonicalizerPhase().apply(referenceGraph, new PhaseContext(getProviders()));
    assertEquals(referenceGraph, graph);
}

Example 17 with PhaseContext

use of org.graalvm.compiler.phases.tiers.PhaseContext in project graal by oracle.

the class ReadAfterCheckCastTest method test.

@SuppressWarnings("try")
private void test(final String snippet) {
    DebugContext debug = getDebugContext();
    try (DebugContext.Scope s = debug.scope("ReadAfterCheckCastTest", new DebugDumpScope(snippet))) {
        // check shape of graph, with lots of assumptions. will probably fail if graph
        // structure changes significantly
        StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
        PhaseContext context = new PhaseContext(getProviders());
        CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
        new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
        new FloatingReadPhase().apply(graph);
        canonicalizer.apply(graph, context);
        debug.dump(DebugContext.BASIC_LEVEL, graph, "After lowering");
        for (FloatingReadNode node : graph.getNodes(ParameterNode.TYPE).first().usages().filter(FloatingReadNode.class)) {
            // Checking that the parameter a is not directly used for the access to field
            // x10 (because x10 must be guarded by the checkcast).
            Assert.assertTrue(node.getLocationIdentity().isImmutable());
        }
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}

Example 18 with PhaseContext

use of org.graalvm.compiler.phases.tiers.PhaseContext in project graal by oracle.

the class CompileQueue method defaultParseFunction.

@SuppressWarnings("try")
private void defaultParseFunction(DebugContext debug, HostedMethod method, CompileReason reason, RuntimeConfiguration config) {
    if (method.getAnnotation(Fold.class) != null || method.getAnnotation(NodeIntrinsic.class) != null) {
        throw VMError.shouldNotReachHere("Parsing method annotated with @Fold or @NodeIntrinsic: " + method.format("%H.%n(%p)"));
    }
    HostedProviders providers = (HostedProviders) config.lookupBackend(method).getProviders();
    boolean needParsing = false;
    OptionValues options = HostedOptionValues.singleton();
    StructuredGraph graph = method.buildGraph(debug, method, providers, Purpose.AOT_COMPILATION);
    if (graph == null) {
        InvocationPlugin plugin = providers.getGraphBuilderPlugins().getInvocationPlugins().lookupInvocation(method);
        if (plugin != null && !plugin.inlineOnly()) {
            Bytecode code = new ResolvedJavaMethodBytecode(method);
            // DebugContext debug = new DebugContext(options, providers.getSnippetReflection());
            graph = new SubstrateIntrinsicGraphBuilder(debug.getOptions(), debug, providers.getMetaAccess(), providers.getConstantReflection(), providers.getConstantFieldProvider(), providers.getStampProvider(), code).buildGraph(plugin);
        }
    }
    if (graph == null && method.isNative() && NativeImageOptions.ReportUnsupportedElementsAtRuntime.getValue()) {
        graph = DeletedMethod.buildGraph(debug, method, providers, DeletedMethod.NATIVE_MESSAGE);
    }
    if (graph == null) {
        needParsing = true;
        if (!method.compilationInfo.isDeoptTarget()) {
            /*
                 * Disabling liveness analysis preserves the values of local variables beyond the
                 * bytecode-liveness. This greatly helps debugging. When local variable numbers are
                 * reused by javac, local variables can still get illegal values. Since we cannot
                 * "restore" such illegal values during deoptimization, we must do liveness analysis
                 * for deoptimization target methods.
                 */
            options = new OptionValues(options, GraalOptions.OptClearNonLiveLocals, false);
        }
        graph = new StructuredGraph.Builder(options, debug).method(method).build();
    }
    try (DebugContext.Scope s = debug.scope("Parsing", graph, method, this)) {
        try {
            if (needParsing) {
                GraphBuilderConfiguration gbConf = createHostedGraphBuilderConfiguration(providers, method);
                new HostedGraphBuilderPhase(providers.getMetaAccess(), providers.getStampProvider(), providers.getConstantReflection(), providers.getConstantFieldProvider(), gbConf, optimisticOpts, null, providers.getWordTypes()).apply(graph);
            } else {
                graph.setGuardsStage(GuardsStage.FIXED_DEOPTS);
            }
            new DeadStoreRemovalPhase().apply(graph);
            new DevirtualizeCallsPhase().apply(graph);
            new CanonicalizerPhase().apply(graph, new PhaseContext(providers));
            /*
                 * The StrengthenStampsPhase may not insert type check nodes for specialized
                 * methods, because we would get type state mismatches regarding Const<Type> !=
                 * <Type>
                 */
            /*
                 * cwimmer: the old, commented out, condition always disabled checking of static
                 * analysis results. Therefore, the checks are broken right now.
                 */
            // new StrengthenStampsPhase(BootImageOptions.CheckStaticAnalysisResults.getValue()
            // && method.compilationInfo.deoptTarget != null &&
            // !method.compilationInfo.isDeoptTarget).apply(graph);
            new StrengthenStampsPhase(false).apply(graph);
            new CanonicalizerPhase().apply(graph, new PhaseContext(providers));
            /* Check that graph is in good shape after parsing. */
            assert GraphOrder.assertSchedulableGraph(graph);
            method.compilationInfo.graph = graph;
            for (Invoke invoke : graph.getInvokes()) {
                if (!canBeUsedForInlining(invoke)) {
                    invoke.setUseForInlining(false);
                }
                if (invoke.callTarget() instanceof MethodCallTargetNode) {
                    MethodCallTargetNode targetNode = (MethodCallTargetNode) invoke.callTarget();
                    HostedMethod invokeTarget = (HostedMethod) targetNode.targetMethod();
                    if (targetNode.invokeKind().isDirect()) {
                        if (invokeTarget.wrapped.isImplementationInvoked()) {
                            handleSpecialization(method, targetNode, invokeTarget, invokeTarget);
                            ensureParsed(invokeTarget, new DirectCallReason(method, reason));
                        }
                    } else {
                        for (HostedMethod invokeImplementation : invokeTarget.getImplementations()) {
                            handleSpecialization(method, targetNode, invokeTarget, invokeImplementation);
                            ensureParsed(invokeImplementation, new VirtualCallReason(method, invokeImplementation, reason));
                        }
                    }
                }
            }
        } catch (Throwable ex) {
            GraalError error = ex instanceof GraalError ? (GraalError) ex : new GraalError(ex);
            error.addContext("method: " + method.format("%r %H.%n(%p)"));
            throw error;
        }
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}

Example 19 with PhaseContext

use of org.graalvm.compiler.phases.tiers.PhaseContext in project graal by oracle.

the class SnippetStub method getGraph.

@Override
@SuppressWarnings("try")
protected StructuredGraph getGraph(DebugContext debug, CompilationIdentifier compilationId) {
    Plugins defaultPlugins = providers.getGraphBuilderPlugins();
    MetaAccessProvider metaAccess = providers.getMetaAccess();
    SnippetReflectionProvider snippetReflection = providers.getSnippetReflection();
    Plugins plugins = new Plugins(defaultPlugins);
    plugins.prependParameterPlugin(new ConstantBindingParameterPlugin(makeConstArgs(), metaAccess, snippetReflection));
    GraphBuilderConfiguration config = GraphBuilderConfiguration.getSnippetDefault(plugins);
    // Stubs cannot have optimistic assumptions since they have
    // to be valid for the entire run of the VM.
    final StructuredGraph graph = new StructuredGraph.Builder(options, debug).method(method).compilationId(compilationId).build();
    try (DebugContext.Scope outer = debug.scope("SnippetStub", graph)) {
        graph.disableUnsafeAccessTracking();
        IntrinsicContext initialIntrinsicContext = new IntrinsicContext(method, method, getReplacementsBytecodeProvider(), INLINE_AFTER_PARSING);
        GraphBuilderPhase.Instance instance = new GraphBuilderPhase.Instance(metaAccess, providers.getStampProvider(), providers.getConstantReflection(), providers.getConstantFieldProvider(), config, OptimisticOptimizations.NONE, initialIntrinsicContext);
        instance.apply(graph);
        for (ParameterNode param : graph.getNodes(ParameterNode.TYPE)) {
            int index = param.index();
            if (method.getParameterAnnotation(NonNullParameter.class, index) != null) {
                param.setStamp(param.stamp(NodeView.DEFAULT).join(StampFactory.objectNonNull()));
            }
        }
        new RemoveValueProxyPhase().apply(graph);
        graph.setGuardsStage(GuardsStage.FLOATING_GUARDS);
        CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
        PhaseContext context = new PhaseContext(providers);
        canonicalizer.apply(graph, context);
        new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    } catch (Throwable e) {
        throw debug.handle(e);
    }
    return graph;
}

Example 20 with PhaseContext

use of org.graalvm.compiler.phases.tiers.PhaseContext in project graal by oracle.

the class CachingPEGraphDecoder method createGraph.

@SuppressWarnings("try")
private EncodedGraph createGraph(ResolvedJavaMethod method, ResolvedJavaMethod originalMethod, BytecodeProvider intrinsicBytecodeProvider) {
    StructuredGraph graphToEncode = new StructuredGraph.Builder(options, debug, allowAssumptions).useProfilingInfo(false).trackNodeSourcePosition(graphBuilderConfig.trackNodeSourcePosition()).method(method).build();
    try (DebugContext.Scope scope = debug.scope("createGraph", graphToEncode)) {
        IntrinsicContext initialIntrinsicContext = intrinsicBytecodeProvider != null ? new IntrinsicContext(originalMethod, method, intrinsicBytecodeProvider, INLINE_AFTER_PARSING) : null;
        GraphBuilderPhase.Instance graphBuilderPhaseInstance = createGraphBuilderPhaseInstance(initialIntrinsicContext);
        graphBuilderPhaseInstance.apply(graphToEncode);
        PhaseContext context = new PhaseContext(providers);
        new CanonicalizerPhase().apply(graphToEncode, context);
        /*
             * ConvertDeoptimizeToGuardPhase reduces the number of merges in the graph, so that
             * fewer frame states will be created. This significantly reduces the number of nodes in
             * the initial graph.
             */
        new ConvertDeoptimizeToGuardPhase().apply(graphToEncode, context);
        EncodedGraph encodedGraph = GraphEncoder.encodeSingleGraph(graphToEncode, architecture);
        graphCache.put(method, encodedGraph);
        return encodedGraph;
    } catch (Throwable ex) {
        throw debug.handle(ex);
    }
}