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package org.graalvm.compiler.hotspot.test;

import org.graalvm.compiler.core.test.GraalCompilerTest;
import org.graalvm.compiler.hotspot.meta.HotSpotForeignCallsProviderImpl;
import org.graalvm.compiler.nodes.ValueNode;
import org.graalvm.compiler.nodes.extended.ForeignCallNode;
import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
import org.junit.Test;

import jdk.vm.ci.meta.JavaKind;
import jdk.vm.ci.meta.ResolvedJavaMethod;

Tests that deoptimization upon exception handling works.
/** * Tests that deoptimization upon exception handling works. */
public class ForeignCallDeoptimizeTest extends GraalCompilerTest { @Override protected void registerInvocationPlugins(InvocationPlugins invocationPlugins) { invocationPlugins.register(new InvocationPlugin() { @Override public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode arg) { ForeignCallNode node = new ForeignCallNode(HotSpotForeignCallsProviderImpl.TEST_DEOPTIMIZE_CALL_INT, arg); b.addPush(JavaKind.Int, node); return true; } }, ForeignCallDeoptimizeTest.class, "testCallInt", int.class); super.registerInvocationPlugins(invocationPlugins); } public static int testCallInt(int value) { return value; } public static int testForeignCall(int value) { if (testCallInt(value) != value) { throw new InternalError(); } return value; } @Test public void test1() { test("testForeignCall", 0); } @Test public void test2() { test("testForeignCall", -1); } }