Examples with ReturnNode org.graalvm.compiler.nodes.ReturnNode used on opensource projects

Example 16 with ReturnNode

use of org.graalvm.compiler.nodes.ReturnNode in project graal by oracle.

the class StringHashConstantTest method test2.

@Test
public void test2() {
    ResolvedJavaMethod method = getResolvedJavaMethod("constantHashCode");
    StructuredGraph graph = parseForCompile(method);
    FixedNode firstFixed = graph.start().next();
    Assert.assertThat(firstFixed, instanceOf(ReturnNode.class));
    ReturnNode ret = (ReturnNode) firstFixed;
    JavaConstant result = ret.result().asJavaConstant();
    if (result == null) {
        Assert.fail("result not constant: " + ret.result());
    } else {
        int expected = A_CONSTANT_STRING.hashCode();
        Assert.assertEquals("result", expected, result.asInt());
    }
}

Example 17 with ReturnNode

use of org.graalvm.compiler.nodes.ReturnNode in project graal by oracle.

the class StringHashConstantTest method test1.

@Test
public void test1() {
    ResolvedJavaMethod method = getResolvedJavaMethod("parameterizedHashCode");
    StructuredGraph graph = parseForCompile(method);
    String s = "some string";
    int expected = s.hashCode();
    graph.getParameter(0).replaceAndDelete(asConstant(graph, s));
    compile(method, graph);
    FixedNode firstFixed = graph.start().next();
    Assert.assertThat(firstFixed, instanceOf(ReturnNode.class));
    ReturnNode ret = (ReturnNode) firstFixed;
    JavaConstant result = ret.result().asJavaConstant();
    if (result == null) {
        Assert.fail("result not constant: " + ret.result());
    } else {
        Assert.assertEquals("result", expected, result.asInt());
    }
}

Example 18 with ReturnNode

use of org.graalvm.compiler.nodes.ReturnNode in project graal by oracle.

the class CompareCanonicalizerTest method getResult.

private static ValueNode getResult(StructuredGraph graph) {
    assertTrue(graph.start().next() instanceof ReturnNode);
    ReturnNode ret = (ReturnNode) graph.start().next();
    return ret.result();
}

Example 19 with ReturnNode

use of org.graalvm.compiler.nodes.ReturnNode in project graal by oracle.

the class CompareCanonicalizerTest method testIntegerTest.

@Test
public void testIntegerTest() {
    for (int i = 1; i <= 4; i++) {
        StructuredGraph graph = getCanonicalizedGraph("integerTest" + i);
        ReturnNode returnNode = (ReturnNode) graph.start().next();
        ConditionalNode conditional = (ConditionalNode) returnNode.result();
        IntegerTestNode test = (IntegerTestNode) conditional.condition();
        ParameterNode param0 = graph.getParameter(0);
        ParameterNode param1 = graph.getParameter(1);
        assertTrue((test.getX() == param0 && test.getY() == param1) || (test.getX() == param1 && test.getY() == param0));
    }
}

Example 20 with ReturnNode

use of org.graalvm.compiler.nodes.ReturnNode in project graal by oracle.

the class FloatingReadTest method test.

@SuppressWarnings("try")
private void test(final String snippet) {
    DebugContext debug = getDebugContext();
    try (DebugContext.Scope s = debug.scope("FloatingReadTest", new DebugDumpScope(snippet))) {
        StructuredGraph graph = parseEager(snippet, AllowAssumptions.YES);
        PhaseContext context = new PhaseContext(getProviders());
        new LoweringPhase(new CanonicalizerPhase(), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context);
        new FloatingReadPhase().apply(graph);
        ReturnNode returnNode = null;
        MonitorExit monitorexit = null;
        for (Node n : graph.getNodes()) {
            if (n instanceof ReturnNode) {
                assert returnNode == null;
                returnNode = (ReturnNode) n;
            } else if (n instanceof MonitorExit) {
                monitorexit = (MonitorExit) n;
            }
        }
        debug.dump(DebugContext.BASIC_LEVEL, graph, "After lowering");
        Assert.assertNotNull(returnNode);
        Assert.assertNotNull(monitorexit);
        Assert.assertTrue(returnNode.result() instanceof FloatingReadNode);
        FloatingReadNode read = (FloatingReadNode) returnNode.result();
        assertOrderedAfterSchedule(graph, read, (Node) monitorexit);
    } catch (Throwable e) {
        throw debug.handle(e);
    }
}