Examples with JavaConstant jdk.vm.ci.meta.JavaConstant used on opensource projects

Example 36 with JavaConstant

use of jdk.vm.ci.meta.JavaConstant in project graal by oracle.

the class StringEqualsConstantTest method testStringEquals.

private void testStringEquals(String s0, String s1) {
    ResolvedJavaMethod method = getResolvedJavaMethod("stringEquals");
    StructuredGraph graph = parseForCompile(method);
    graph.getParameter(0).replaceAndDelete(asConstant(graph, s0));
    graph.getParameter(1).replaceAndDelete(asConstant(graph, s1));
    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 {
        int expected = s0.equals(s1) ? 1 : 0;
        Assert.assertEquals("result", expected, result.asInt());
    }
}

Example 37 with JavaConstant

use of jdk.vm.ci.meta.JavaConstant 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 38 with JavaConstant

use of jdk.vm.ci.meta.JavaConstant 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 39 with JavaConstant

use of jdk.vm.ci.meta.JavaConstant in project graal by oracle.

the class SystemArrayCopyTest method parse.

@Override
protected StructuredGraph parse(StructuredGraph.Builder builder, PhaseSuite<HighTierContext> graphBuilderSuite) {
    StructuredGraph graph = super.parse(builder, graphBuilderSuite);
    if (argsToBind != null) {
        ResolvedJavaMethod m = graph.method();
        Object receiver = isStatic(m.getModifiers()) ? null : this;
        Object[] args = argsWithReceiver(receiver, argsToBind);
        JavaType[] parameterTypes = m.toParameterTypes();
        assert parameterTypes.length == args.length;
        for (ParameterNode param : graph.getNodes(ParameterNode.TYPE)) {
            int index = param.index();
            if (args[index] != null) {
                JavaConstant c = getSnippetReflection().forBoxed(parameterTypes[index].getJavaKind(), args[index]);
                ConstantNode replacement = ConstantNode.forConstant(c, getMetaAccess(), graph);
                param.replaceAtUsages(replacement);
            }
        }
    }
    return graph;
}

Example 40 with JavaConstant

use of jdk.vm.ci.meta.JavaConstant in project graal by oracle.

the class ReflectionSubstitutionType method throwFailedCast.

private static void throwFailedCast(HostedGraphKit graphKit, ResolvedJavaType expectedType, ValueNode actual) {
    ResolvedJavaMethod createFailedCast = graphKit.findMethod(ExceptionHelpers.class, "createFailedCast", true);
    JavaConstant expected = graphKit.getConstantReflection().asJavaClass(expectedType);
    ValueNode expectedNode = graphKit.createConstant(expected, JavaKind.Object);
    ValueNode exception = graphKit.createJavaCallWithExceptionAndUnwind(InvokeKind.Static, createFailedCast, expectedNode, actual);
    graphKit.append(new UnwindNode(exception));
}