--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/InvokeHintsTest.java 2017-02-15 16:57:39.354123558 -0800 @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package org.graalvm.compiler.core.test; + +import java.util.HashMap; +import java.util.Map; + +import org.junit.Test; + +import org.graalvm.compiler.nodes.Invoke; +import org.graalvm.compiler.nodes.StructuredGraph; +import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; +import org.graalvm.compiler.phases.common.CanonicalizerPhase; +import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase; +import org.graalvm.compiler.phases.common.inlining.InliningPhase; +import org.graalvm.compiler.phases.tiers.HighTierContext; + +public class InvokeHintsTest extends GraalCompilerTest { + + private static final String REFERENCE_SNIPPET = "referenceSnippet"; + + public static int const1() { + return 1; + } + + public static int const7() { + return 7; + } + + @SuppressWarnings("all") + public static int referenceSnippet() { + return 7; + } + + @Test + public void test1() { + test("test1Snippet"); + } + + @SuppressWarnings("all") + public static int test1Snippet() { + return const7(); + } + + @Test + public void test2() { + test("test2Snippet"); + } + + @SuppressWarnings("all") + public static int test2Snippet() { + return const1() + const1() + const1() + const1() + const1() + const1() + const1(); + } + + private void test(String snippet) { + StructuredGraph graph = parseEager(snippet, AllowAssumptions.NO); + Map hints = new HashMap<>(); + for (Invoke invoke : graph.getInvokes()) { + hints.put(invoke, 1000d); + } + + HighTierContext context = getDefaultHighTierContext(); + new InliningPhase(hints, new CanonicalizerPhase()).apply(graph, context); + new CanonicalizerPhase().apply(graph, context); + new DeadCodeEliminationPhase().apply(graph); + StructuredGraph referenceGraph = parseEager(REFERENCE_SNIPPET, AllowAssumptions.NO); + assertEquals(referenceGraph, graph); + } +}