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

Example 41 with PhaseContext

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

the class ConditionalEliminationTest10 method test.

private void test(String snippet, int guardCount) {
    StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
    PhaseContext context = new PhaseContext(getProviders());
    new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    new ConditionalEliminationPhase(true).apply(graph, context);
    Assert.assertEquals(guardCount, graph.getNodes().filter(GuardNode.class).count());
}

Example 42 with PhaseContext

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

the class ConditionalEliminationTest2 method testInstanceOfCheckCastLowered.

@Test
public void testInstanceOfCheckCastLowered() {
    StructuredGraph graph = parseEager("testInstanceOfCheckCastSnippet", AllowAssumptions.YES);
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    PhaseContext context = new PhaseContext(getProviders());
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    canonicalizer.apply(graph, context);
    new ConditionalEliminationPhase(true).apply(graph, context);
    canonicalizer.apply(graph, context);
    assertDeepEquals(0, graph.getNodes().filter(GuardNode.class).count());
}

Example 43 with PhaseContext

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

the class UnsafeReadEliminationTest method testEarlyReadElimination.

public void testEarlyReadElimination(StructuredGraph graph, int reads, int writes) {
    PhaseContext context = getDefaultHighTierContext();
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    canonicalizer.apply(graph, context);
    new EarlyReadEliminationPhase(canonicalizer).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 EarlyReadEliminationPhase(canonicalizer).apply(graph, context);
    Assert.assertEquals(reads, graph.getNodes().filter(ReadNode.class).count());
    Assert.assertEquals(writes, graph.getNodes().filter(WriteNode.class).count());
}

Example 44 with PhaseContext

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

the class SchedulingTest2 method testValueProxyInputs.

@Test
public void testValueProxyInputs() {
    StructuredGraph graph = parseEager("testSnippet", AllowAssumptions.YES);
    DebugContext debug = graph.getDebug();
    ReturnNode returnNode = graph.getNodes(ReturnNode.TYPE).first();
    BeginNode beginNode = graph.add(new BeginNode());
    returnNode.replaceAtPredecessor(beginNode);
    beginNode.setNext(returnNode);
    debug.dump(DebugContext.BASIC_LEVEL, graph, "Graph");
    SchedulePhase schedulePhase = new SchedulePhase(SchedulingStrategy.EARLIEST_WITH_GUARD_ORDER);
    schedulePhase.apply(graph);
    ScheduleResult schedule = graph.getLastSchedule();
    BlockMap<List<Node>> blockToNodesMap = schedule.getBlockToNodesMap();
    NodeMap<Block> nodeToBlock = schedule.getNodeToBlockMap();
    assertDeepEquals(2, schedule.getCFG().getBlocks().length);
    for (BinaryArithmeticNode<?> node : graph.getNodes().filter(BinaryArithmeticNode.class)) {
        if (node instanceof AddNode) {
            assertTrue(node.toString() + " expected: " + nodeToBlock.get(beginNode) + " but was: " + nodeToBlock.get(node), nodeToBlock.get(node) != nodeToBlock.get(beginNode));
        }
    }
    for (FrameState fs : graph.getNodes(FrameState.TYPE)) {
        Block block = nodeToBlock.get(fs);
        assertTrue(fs.toString(), block == schedule.getCFG().getStartBlock());
        for (Node usage : fs.usages()) {
            if (usage instanceof StateSplit && ((StateSplit) usage).stateAfter() == fs) {
                assertTrue(usage.toString(), nodeToBlock.get(usage) == block);
                if (usage != block.getBeginNode()) {
                    List<Node> map = blockToNodesMap.get(block);
                    assertTrue(map.indexOf(fs) + " < " + map.indexOf(usage), map.indexOf(fs) < map.indexOf(usage));
                }
            }
        }
    }
    PhaseContext context = new PhaseContext(getProviders());
    new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.MID_TIER).apply(graph, context);
    MidTierContext midContext = new MidTierContext(getProviders(), getTargetProvider(), OptimisticOptimizations.ALL, graph.getProfilingInfo());
    new GuardLoweringPhase().apply(graph, midContext);
    FrameStateAssignmentPhase phase = new FrameStateAssignmentPhase();
    phase.apply(graph);
    schedulePhase.apply(graph);
    schedule = graph.getLastSchedule();
    blockToNodesMap = schedule.getBlockToNodesMap();
    nodeToBlock = schedule.getNodeToBlockMap();
    for (FrameState fs : graph.getNodes(FrameState.TYPE)) {
        Block block = nodeToBlock.get(fs);
        assertTrue(fs.toString(), block == schedule.getCFG().getStartBlock());
        for (Node usage : fs.usages()) {
            if ((usage instanceof StateSplit && ((StateSplit) usage).stateAfter() == fs) || (usage instanceof DeoptDuring && ((DeoptDuring) usage).stateDuring() == fs)) {
                assertTrue(usage.toString(), nodeToBlock.get(usage) == block);
                if (usage != block.getBeginNode()) {
                    List<Node> map = blockToNodesMap.get(block);
                    assertTrue(map.indexOf(fs) + " < " + map.indexOf(usage), map.indexOf(fs) < map.indexOf(usage));
                }
            }
        }
    }
}

Example 45 with PhaseContext

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

the class PushNodesThroughPiTest method compileTestSnippet.

private StructuredGraph compileTestSnippet(final String snippet) {
    StructuredGraph graph = parseEager(snippet, AllowAssumptions.NO);
    PhaseContext context = new PhaseContext(getProviders());
    CanonicalizerPhase canonicalizer = new CanonicalizerPhase();
    new LoweringPhase(canonicalizer, LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
    canonicalizer.apply(graph, context);
    canonicalizer.apply(graph, context);
    return graph;
}