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

Example 21 with CanonicalizerPhase

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

the class UnsafeReadEliminationTest method testPartialEscapeReadElimination.

public void testPartialEscapeReadElimination(StructuredGraph graph, int reads, int writes) {
    OptionValues options = graph.getOptions();
    PhaseContext context = getDefaultHighTierContext();
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    canonicalizer.apply(graph, context);
    new PartialEscapePhase(true, true, canonicalizer, null, options).apply(graph, context);
    Assert.assertEquals(3, graph.getNodes().filter(UnsafeAccessNode.class).count());
    // after lowering the same applies for reads and writes
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    canonicalizer.apply(graph, context);
    new PartialEscapePhase(true, true, canonicalizer, null, options).apply(graph, context);
    Assert.assertEquals(reads, graph.getNodes().filter(ReadNode.class).count());
    Assert.assertEquals(writes, graph.getNodes().filter(WriteNode.class).count());
}

Example 22 with CanonicalizerPhase

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

the class LockEliminationTest method testUnrolledSync.

@Test
public void testUnrolledSync() {
    StructuredGraph graph = getGraph("testUnrolledSyncSnippet");
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    canonicalizer.apply(graph, new PhaseContext(getProviders()));
    HighTierContext context = getDefaultHighTierContext();
    new LoopFullUnrollPhase(canonicalizer, new DefaultLoopPolicies()).apply(graph, context);
    new LockEliminationPhase().apply(graph);
    assertDeepEquals(1, graph.getNodes().filter(RawMonitorEnterNode.class).count());
    assertDeepEquals(1, graph.getNodes().filter(MonitorExitNode.class).count());
}

Example 23 with CanonicalizerPhase

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

the class LockEliminationTest method getGraph.

private StructuredGraph getGraph(String snippet) {
    ResolvedJavaMethod method = getResolvedJavaMethod(snippet);
    StructuredGraph graph = parseEager(method, AllowAssumptions.YES);
    HighTierContext context = getDefaultHighTierContext();
    new CanonicalizerPhase().apply(graph, context);
    new InliningPhase(new CanonicalizerPhase()).apply(graph, context);
    new CanonicalizerPhase().apply(graph, context);
    new DeadCodeEliminationPhase().apply(graph);
    new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    new LockEliminationPhase().apply(graph);
    return graph;
}

Example 24 with CanonicalizerPhase

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

the class LongNodeChainTest method longAddChain.

private void longAddChain(boolean reverse) {
    HighTierContext context = getDefaultHighTierContext();
    OptionValues options = getInitialOptions();
    StructuredGraph graph = new StructuredGraph.Builder(options, DebugContext.create(options, DebugHandlersFactory.LOADER)).build();
    ValueNode constant = graph.unique(ConstantNode.forPrimitive(JavaConstant.INT_1));
    ValueNode value = null;
    if (reverse) {
        // Make sure the constant's stamp is not used to infer the add node's stamp.
        OpaqueNode opaque = graph.unique(new OpaqueNode(constant));
        constant = opaque;
        AddNode addNode = graph.unique(new AddNode(constant, constant));
        value = addNode;
        for (int i = 1; i < N; ++i) {
            AddNode newAddNode = graph.addWithoutUnique(new AddNode(constant, constant));
            addNode.setY(newAddNode);
            addNode = newAddNode;
        }
        opaque.replaceAndDelete(opaque.getValue());
    } else {
        value = constant;
        for (int i = 0; i < N; ++i) {
            value = graph.unique(new AddNode(constant, value));
        }
    }
    ReturnNode returnNode = graph.add(new ReturnNode(value));
    graph.start().setNext(returnNode);
    for (SchedulingStrategy s : Strategies) {
        new SchedulePhase(s).apply(graph);
    }
    new CanonicalizerPhase().apply(graph, context);
    JavaConstant asConstant = (JavaConstant) returnNode.result().asConstant();
    Assert.assertEquals(N + 1, asConstant.asInt());
}

Example 25 with CanonicalizerPhase

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

the class LoopFullUnrollTest method test.

@SuppressWarnings("try")
private void test(String snippet, int loopCount) {
    DebugContext debug = getDebugContext();
    try (DebugContext.Scope s = debug.scope(getClass().getSimpleName(), new DebugDumpScope(snippet))) {
        final StructuredGraph graph = parseEager(snippet, AllowAssumptions.NO, debug);
        PhaseContext context = new PhaseContext(getProviders());
        new LoopFullUnrollPhase(new CanonicalizerPhase(), new DefaultLoopPolicies()).apply(graph, context);
        assertTrue(graph.getNodes().filter(LoopBeginNode.class).count() == loopCount);
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}