package org.graalvm.compiler.core.test;
import org.graalvm.compiler.api.directives.GraalDirectives;
import org.junit.Ignore;
import org.junit.Test;
public class ConditionalEliminationTest5 extends ConditionalEliminationTestBase {
interface A {
}
interface B extends A {
}
interface C extends B {
}
static final class DistinctA {
}
static final class DistinctB {
}
public static void reference1Snippet(Object a) {
if (a instanceof B) {
sink1 = 1;
}
sink2 = 2;
}
public static void test1Snippet(Object a) {
if (a instanceof B) {
if (a instanceof A) {
sink1 = 1;
}
}
sink2 = 2;
}
@Test
public void test1() {
testConditionalElimination("test1Snippet", "reference1Snippet");
}
public static void reference2Snippet(A a) {
if (a instanceof B) {
sink1 = 1;
}
sink2 = 2;
}
public static void test2Snippet(A a) {
if (a instanceof B) {
B newVal = (B) a;
if (newVal != null) {
sink1 = 1;
}
}
sink2 = 2;
}
@Test
public void test2() {
testConditionalElimination("test2Snippet", "reference2Snippet");
}
@SuppressWarnings("unused")
public static void reference3Snippet(Object a, Object b) {
if (a instanceof DistinctA) {
DistinctA proxyA = (DistinctA) a;
if (b instanceof DistinctB) {
sink1 = 1;
}
}
sink2 = 2;
}
@SuppressWarnings("all")
public static void test3Snippet(Object a, Object b) {
if (a instanceof DistinctA) {
DistinctA proxyA = (DistinctA) a;
if (b instanceof DistinctB) {
if (proxyA == b) {
sink0 = 42;
}
sink1 = 1;
}
}
sink2 = 2;
}
@Test
public void test3() {
testConditionalElimination("test3Snippet", "reference3Snippet", true, false);
}
public static void reference4Snippet(Object a) {
if (!(a instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
public static void test4Snippet1(Object a) {
if (!(a instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
if (!(a instanceof A)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
public static void test4Snippet2(Object a) {
if (!(a instanceof A)) {
GraalDirectives.deoptimizeAndInvalidate();
}
if (!(a instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
@SuppressWarnings({"cast", "unused"})
public static void test4Snippet3(Object a) {
Object pi = (A) a;
if (!(a instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
public static void test4Snippet4(Object a) {
if (!(a instanceof A)) {
GraalDirectives.deoptimizeAndInvalidate();
}
if (!(((A) a) instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
@SuppressWarnings({"cast"})
public static void test4Snippet5(Object a) {
Object pi = (A) a;
if (pi == null) {
GraalDirectives.deoptimizeAndInvalidate();
}
if (!(a instanceof B)) {
GraalDirectives.deoptimizeAndInvalidate();
}
sink1 = 1;
}
@Test
public void test4() {
testConditionalElimination("test4Snippet1", "reference4Snippet");
testConditionalElimination("test4Snippet2", "reference4Snippet");
testConditionalElimination("test4Snippet3", "reference4Snippet");
testConditionalElimination("test4Snippet5", "reference4Snippet");
}
@Ignore
@Test
public void test5() {
testConditionalElimination("test4Snippet4", "reference4Snippet", false, true);
}
}