1 /* 2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.core.test; 24 25 import java.util.HashMap; 26 import java.util.Map; 27 28 import org.junit.Test; 29 30 import org.graalvm.compiler.nodes.Invoke; 31 import org.graalvm.compiler.nodes.StructuredGraph; 32 import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; 33 import org.graalvm.compiler.phases.common.CanonicalizerPhase; 34 import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase; 35 import org.graalvm.compiler.phases.common.inlining.InliningPhase; 36 import org.graalvm.compiler.phases.tiers.HighTierContext; 37 38 public class InvokeHintsTest extends GraalCompilerTest { 39 40 private static final String REFERENCE_SNIPPET = "referenceSnippet"; 41 42 public static int const1() { 43 return 1; 44 } 45 46 public static int const7() { 47 return 7; 48 } 49 50 @SuppressWarnings("all") 51 public static int referenceSnippet() { 52 return 7; 53 } 54 55 @Test 56 public void test1() { 57 test("test1Snippet"); 58 } 59 60 @SuppressWarnings("all") 61 public static int test1Snippet() { 62 return const7(); 63 } 64 65 @Test 66 public void test2() { 67 test("test2Snippet"); 68 } 69 70 @SuppressWarnings("all") 71 public static int test2Snippet() { 72 return const1() + const1() + const1() + const1() + const1() + const1() + const1(); 73 } 74 75 private void test(String snippet) { 76 StructuredGraph graph = parseEager(snippet, AllowAssumptions.NO); 77 Map<Invoke, Double> hints = new HashMap<>(); 78 for (Invoke invoke : graph.getInvokes()) { 79 hints.put(invoke, 1000d); 80 } 81 82 HighTierContext context = getDefaultHighTierContext(); 83 new InliningPhase(hints, new CanonicalizerPhase()).apply(graph, context); 84 new CanonicalizerPhase().apply(graph, context); 85 new DeadCodeEliminationPhase().apply(graph); 86 StructuredGraph referenceGraph = parseEager(REFERENCE_SNIPPET, AllowAssumptions.NO); 87 assertEquals(referenceGraph, graph); 88 } 89 }