Examples with LoweringPhase org.graalvm.compiler.phases.common.LoweringPhase used on opensource projects

Example 26 with LoweringPhase

use of org.graalvm.compiler.phases.common.LoweringPhase in project graal by oracle.

the class ConditionalEliminationTestBase method testProxies.

public void testProxies(String snippet, int expectedProxiesCreated) {
    StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
    PhaseContext context = new PhaseContext(getProviders());
    CanonicalizerPhase canonicalizer1 = new CanonicalizerPhase();
    canonicalizer1.disableSimplification();
    canonicalizer1.apply(graph, context);
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    canonicalizer.apply(graph, context);
    int baseProxyCount = graph.getNodes().filter(ProxyNode.class).count();
    new ConditionalEliminationPhase(true).apply(graph, context);
    canonicalizer.apply(graph, context);
    new SchedulePhase(graph.getOptions()).apply(graph, context);
    int actualProxiesCreated = graph.getNodes().filter(ProxyNode.class).count() - baseProxyCount;
    Assert.assertEquals(expectedProxiesCreated, actualProxiesCreated);
}

Example 27 with LoweringPhase

use of org.graalvm.compiler.phases.common.LoweringPhase in project graal by oracle.

the class LoopPartialUnrollTest method buildGraph.

@SuppressWarnings("try")
public StructuredGraph buildGraph(String name, boolean partialUnroll) {
    CompilationIdentifier id = new CompilationIdentifier() {

        @Override
        public String toString(Verbosity verbosity) {
            return name;
        }
    };
    ResolvedJavaMethod method = getResolvedJavaMethod(name);
    OptionValues options = new OptionValues(getInitialOptions(), DefaultLoopPolicies.Options.UnrollMaxIterations, 2);
    StructuredGraph graph = parse(builder(method, StructuredGraph.AllowAssumptions.YES, id, options), getEagerGraphBuilderSuite());
    try (DebugContext.Scope buildScope = graph.getDebug().scope(name, method, graph)) {
        MidTierContext context = new MidTierContext(getProviders(), getTargetProvider(), OptimisticOptimizations.ALL, null);
        CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
        canonicalizer.apply(graph, context);
        new RemoveValueProxyPhase().apply(graph);
        new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
        new FloatingReadPhase().apply(graph);
        new DeadCodeEliminationPhase().apply(graph);
        new ConditionalEliminationPhase(true).apply(graph, context);
        ComputeLoopFrequenciesClosure.compute(graph);
        new GuardLoweringPhase().apply(graph, context);
        new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.MID_TIER).apply(graph, context);
        new FrameStateAssignmentPhase().apply(graph);
        new DeoptimizationGroupingPhase().apply(graph, context);
        canonicalizer.apply(graph, context);
        new ConditionalEliminationPhase(true).apply(graph, context);
        if (partialUnroll) {
            LoopsData dataCounted = new LoopsData(graph);
            dataCounted.detectedCountedLoops();
            for (LoopEx loop : dataCounted.countedLoops()) {
                LoopFragmentInside newSegment = loop.inside().duplicate();
                newSegment.insertWithinAfter(loop, false);
            }
            canonicalizer.apply(graph, getDefaultMidTierContext());
        }
        new DeadCodeEliminationPhase().apply(graph);
        canonicalizer.apply(graph, context);
        graph.getDebug().dump(DebugContext.BASIC_LEVEL, graph, "before compare");
        return graph;
    } catch (Throwable e) {
        throw getDebugContext().handle(e);
    }
}

Example 28 with LoweringPhase

use of org.graalvm.compiler.phases.common.LoweringPhase in project graal by oracle.

the class ReplacementsParseTest method testGraph.

@SuppressWarnings("try")
private void testGraph(String name) {
    StructuredGraph graph = parseEager(name, StructuredGraph.AllowAssumptions.YES);
    try (DebugContext.Scope s0 = graph.getDebug().scope(name, graph)) {
        for (OpaqueNode node : graph.getNodes().filter(OpaqueNode.class)) {
            node.replaceAndDelete(node.getValue());
        }
        HighTierContext context = getDefaultHighTierContext();
        CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
        new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
        new FloatingReadPhase().apply(graph);
        canonicalizer.apply(graph, context);
        new DeadCodeEliminationPhase().apply(graph);
        new GuardLoweringPhase().apply(graph, getDefaultMidTierContext());
        new FrameStateAssignmentPhase().apply(graph);
    } catch (Throwable e) {
        throw graph.getDebug().handle(e);
    }
}

Example 29 with LoweringPhase

use of org.graalvm.compiler.phases.common.LoweringPhase in project graal by oracle.

the class IntegerExactFoldTest method testFoldingAfterLowering.

@Test
public void testFoldingAfterLowering() {
    StructuredGraph graph = prepareGraph();
    Node originalNode = graph.getNodes().filter(x -> x instanceof IntegerExactArithmeticNode).first();
    assertNotNull("original node must be in the graph", originalNode);
    graph.setGuardsStage(GuardsStage.FIXED_DEOPTS);
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    PhaseContext context = new PhaseContext(getProviders());
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    IntegerExactArithmeticSplitNode loweredNode = graph.getNodes().filter(IntegerExactArithmeticSplitNode.class).first();
    assertNotNull("the lowered node must be in the graph", loweredNode);
    loweredNode.getX().setStamp(StampFactory.forInteger(bits, lowerBoundA, upperBoundA));
    loweredNode.getY().setStamp(StampFactory.forInteger(bits, lowerBoundB, upperBoundB));
    new CanonicalizerPhase().apply(graph, context);
    ValueNode node = findNode(graph);
    boolean overflowExpected = node instanceof IntegerExactArithmeticSplitNode;
    IntegerStamp resultStamp = (IntegerStamp) node.stamp(NodeView.DEFAULT);
    operation.verifyOverflow(lowerBoundA, upperBoundA, lowerBoundB, upperBoundB, bits, overflowExpected, resultStamp);
}

Example 30 with LoweringPhase

use of org.graalvm.compiler.phases.common.LoweringPhase in project graal by oracle.

the class MethodSubstitutionTest method testGraph.

@SuppressWarnings("try")
protected StructuredGraph testGraph(final String snippet, String name) {
    DebugContext debug = getDebugContext();
    try (DebugContext.Scope s = debug.scope("MethodSubstitutionTest", getResolvedJavaMethod(snippet))) {
        StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES, debug);
        HighTierContext context = getDefaultHighTierContext();
        debug.dump(DebugContext.BASIC_LEVEL, graph, "Graph");
        new InliningPhase(new CanonicalizerPhase()).apply(graph, context);
        debug.dump(DebugContext.BASIC_LEVEL, graph, "Graph");
        new CanonicalizerPhase().apply(graph, context);
        new DeadCodeEliminationPhase().apply(graph);
        // Try to ensure any macro nodes are lowered to expose any resulting invokes
        if (graph.getNodes().filter(MacroNode.class).isNotEmpty()) {
            new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
        }
        if (graph.getNodes().filter(MacroNode.class).isNotEmpty()) {
            new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.MID_TIER).apply(graph, context);
        }
        assertNotInGraph(graph, MacroNode.class);
        if (name != null) {
            for (Node node : graph.getNodes()) {
                if (node instanceof Invoke) {
                    Invoke invoke = (Invoke) node;
                    if (invoke.callTarget() instanceof MethodCallTargetNode) {
                        MethodCallTargetNode call = (MethodCallTargetNode) invoke.callTarget();
                        assertTrue(!call.targetMethod().getName().equals(name), "Unexpected invoke of intrinsic %s", call.targetMethod());
                    }
                }
            }
        } else {
            assertNotInGraph(graph, Invoke.class);
        }
        return graph;
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}