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

Example 26 with HighTierContext

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

the class EdgesTest method testMethod.

private void testMethod(Method method, Object receiver, Object... args) {
    try {
        // Invoke the method to ensure it has a type profile
        for (int i = 0; i < 5000; i++) {
            method.invoke(receiver, args);
        }
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    ResolvedJavaMethod javaMethod = getMetaAccess().lookupJavaMethod(method);
    StructuredGraph g = parseProfiled(javaMethod, AllowAssumptions.NO);
    HighTierContext context = getDefaultHighTierContext();
    new InliningPhase(new InlineMethodSubstitutionsPolicy(), new CanonicalizerPhase()).apply(g, context);
    new CanonicalizerPhase().apply(g, context);
    Assert.assertTrue(g.getNodes().filter(InstanceOfNode.class).isEmpty());
}

Example 27 with HighTierContext

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

the class ReplaceConstantNodesPhaseTest method test.

private void test(String name, int expectedInits, int expectedResolves, int expectedLoads) {
    StructuredGraph graph = parseEager(name, AllowAssumptions.NO, new OptionValues(getInitialOptions(), GraalOptions.GeneratePIC, true));
    HighTierContext highTierContext = getDefaultHighTierContext();
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    new EliminateRedundantInitializationPhase().apply(graph, highTierContext);
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, highTierContext);
    new LoadJavaMirrorWithKlassPhase(config).apply(graph, highTierContext);
    new ReplaceConstantNodesPhase(false).apply(graph, highTierContext);
    Assert.assertEquals(expectedInits, graph.getNodes().filter(InitializeKlassNode.class).count());
    Assert.assertEquals(expectedResolves, graph.getNodes().filter(ResolveConstantNode.class).count());
    Assert.assertEquals(expectedLoads, graph.getNodes().filter(LoadConstantIndirectlyNode.class).count());
}

Example 28 with HighTierContext

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

the class WriteBarrierAdditionTest method testHelper.

@SuppressWarnings("try")
private void testHelper(final String snippetName, final int expectedBarriers) throws Exception, SecurityException {
    ResolvedJavaMethod snippet = getResolvedJavaMethod(snippetName);
    DebugContext debug = getDebugContext();
    try (DebugContext.Scope s = debug.scope("WriteBarrierAdditionTest", snippet)) {
        StructuredGraph graph = parseEager(snippet, AllowAssumptions.NO, debug);
        HighTierContext highContext = getDefaultHighTierContext();
        MidTierContext midContext = new MidTierContext(getProviders(), getTargetProvider(), OptimisticOptimizations.ALL, graph.getProfilingInfo());
        new InliningPhase(new InlineEverythingPolicy(), new CanonicalizerPhase()).apply(graph, highContext);
        new CanonicalizerPhase().apply(graph, highContext);
        new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, highContext);
        new GuardLoweringPhase().apply(graph, midContext);
        new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.MID_TIER).apply(graph, midContext);
        new WriteBarrierAdditionPhase(config).apply(graph);
        debug.dump(DebugContext.BASIC_LEVEL, graph, "After Write Barrier Addition");
        int barriers = 0;
        if (config.useG1GC) {
            barriers = graph.getNodes().filter(G1ReferentFieldReadBarrier.class).count() + graph.getNodes().filter(G1PreWriteBarrier.class).count() + graph.getNodes().filter(G1PostWriteBarrier.class).count();
        } else {
            barriers = graph.getNodes().filter(SerialWriteBarrier.class).count();
        }
        if (expectedBarriers != barriers) {
            Assert.assertEquals(getScheduledGraphString(graph), expectedBarriers, barriers);
        }
        for (WriteNode write : graph.getNodes().filter(WriteNode.class)) {
            if (config.useG1GC) {
                if (write.getBarrierType() != BarrierType.NONE) {
                    Assert.assertEquals(1, write.successors().count());
                    Assert.assertTrue(write.next() instanceof G1PostWriteBarrier);
                    Assert.assertTrue(write.predecessor() instanceof G1PreWriteBarrier);
                }
            } else {
                if (write.getBarrierType() != BarrierType.NONE) {
                    Assert.assertEquals(1, write.successors().count());
                    Assert.assertTrue(write.next() instanceof SerialWriteBarrier);
                }
            }
        }
        for (ReadNode read : graph.getNodes().filter(ReadNode.class)) {
            if (read.getBarrierType() != BarrierType.NONE) {
                Assert.assertTrue(read.getAddress() instanceof OffsetAddressNode);
                JavaConstant constDisp = ((OffsetAddressNode) read.getAddress()).getOffset().asJavaConstant();
                Assert.assertNotNull(constDisp);
                Assert.assertEquals(referentOffset, constDisp.asLong());
                Assert.assertTrue(config.useG1GC);
                Assert.assertEquals(BarrierType.PRECISE, read.getBarrierType());
                Assert.assertTrue(read.next() instanceof G1ReferentFieldReadBarrier);
            }
        }
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}

Example 29 with HighTierContext

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

the class WriteBarrierVerificationTest method testPredicate.

@SuppressWarnings("try")
private void testPredicate(final String snippet, final GraphPredicate expectedBarriers, final int... removedBarrierIndices) {
    DebugContext debug = getDebugContext();
    try (DebugCloseable d = debug.disableIntercept();
        DebugContext.Scope s = debug.scope("WriteBarrierVerificationTest", new DebugDumpScope(snippet))) {
        final StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES, debug);
        HighTierContext highTierContext = getDefaultHighTierContext();
        new InliningPhase(new CanonicalizerPhase()).apply(graph, highTierContext);
        MidTierContext midTierContext = new MidTierContext(getProviders(), getTargetProvider(), OptimisticOptimizations.ALL, graph.getProfilingInfo());
        new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, highTierContext);
        new GuardLoweringPhase().apply(graph, midTierContext);
        new LoopSafepointInsertionPhase().apply(graph);
        new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.MID_TIER).apply(graph, highTierContext);
        new WriteBarrierAdditionPhase(config).apply(graph);
        int barriers = 0;
        // First, the total number of expected barriers is checked.
        if (config.useG1GC) {
            barriers = graph.getNodes().filter(G1PreWriteBarrier.class).count() + graph.getNodes().filter(G1PostWriteBarrier.class).count() + graph.getNodes().filter(G1ArrayRangePreWriteBarrier.class).count() + graph.getNodes().filter(G1ArrayRangePostWriteBarrier.class).count();
            Assert.assertTrue(expectedBarriers.apply(graph) * 2 == barriers);
        } else {
            barriers = graph.getNodes().filter(SerialWriteBarrier.class).count() + graph.getNodes().filter(SerialArrayRangeWriteBarrier.class).count();
            Assert.assertTrue(expectedBarriers.apply(graph) == barriers);
        }
        ResolvedJavaField barrierIndexField = getMetaAccess().lookupJavaField(WriteBarrierVerificationTest.class.getDeclaredField("barrierIndex"));
        LocationIdentity barrierIdentity = new FieldLocationIdentity(barrierIndexField);
        // Iterate over all write nodes and remove barriers according to input indices.
        NodeIteratorClosure<Boolean> closure = new NodeIteratorClosure<Boolean>() {

            @Override
            protected Boolean processNode(FixedNode node, Boolean currentState) {
                if (node instanceof WriteNode) {
                    WriteNode write = (WriteNode) node;
                    LocationIdentity obj = write.getLocationIdentity();
                    if (obj.equals(barrierIdentity)) {
                        /*
                             * A "barrierIndex" variable was found and is checked against the input
                             * barrier array.
                             */
                        if (eliminateBarrier(write.value().asJavaConstant().asInt(), removedBarrierIndices)) {
                            return true;
                        }
                    }
                } else if (node instanceof SerialWriteBarrier || node instanceof G1PostWriteBarrier) {
                    // Remove flagged write barriers.
                    if (currentState) {
                        graph.removeFixed(((FixedWithNextNode) node));
                        return false;
                    }
                }
                return currentState;
            }

            private boolean eliminateBarrier(int index, int[] map) {
                for (int i = 0; i < map.length; i++) {
                    if (map[i] == index) {
                        return true;
                    }
                }
                return false;
            }

            @Override
            protected EconomicMap<LoopExitNode, Boolean> processLoop(LoopBeginNode loop, Boolean initialState) {
                return ReentrantNodeIterator.processLoop(this, loop, initialState).exitStates;
            }

            @Override
            protected Boolean merge(AbstractMergeNode merge, List<Boolean> states) {
                return false;
            }

            @Override
            protected Boolean afterSplit(AbstractBeginNode node, Boolean oldState) {
                return false;
            }
        };
        try (Scope disabled = debug.disable()) {
            ReentrantNodeIterator.apply(closure, graph.start(), false);
            new WriteBarrierVerificationPhase(config).apply(graph);
        } catch (AssertionError error) {
            /*
                 * Catch assertion, test for expected one and re-throw in order to validate unit
                 * test.
                 */
            Assert.assertTrue(error.getMessage().contains("Write barrier must be present"));
            throw error;
        }
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}

Example 30 with HighTierContext

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

the class ArraysSubstitutionsTest method testCanonicalEqual.

@Test
public void testCanonicalEqual() {
    StructuredGraph graph = parseEager("testCanonicalEqualSnippet", AllowAssumptions.NO);
    HighTierContext context = new HighTierContext(getProviders(), getDefaultGraphBuilderSuite(), OptimisticOptimizations.ALL);
    new InliningPhase(new CanonicalizerPhase()).apply(graph, context);
    new CanonicalizerPhase().apply(graph, new PhaseContext(getProviders()));
    Assert.assertTrue(graph.getNodes(ReturnNode.TYPE).first().result().asJavaConstant().asLong() == 1);
}