1 /* 2 * Copyright (c) 2016, 2016, 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.api.directives.test; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.api.directives.GraalDirectives; 28 import org.graalvm.compiler.core.common.GraalOptions; 29 import org.graalvm.compiler.core.test.GraalCompilerTest; 30 import org.graalvm.compiler.options.OptionValue; 31 import org.graalvm.compiler.options.OptionValue.OverrideScope; 32 33 import jdk.vm.ci.code.InstalledCode; 34 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 35 import jdk.vm.ci.meta.ResolvedJavaMethod; 36 37 public class IsMethodInlineDirectiveTest extends GraalCompilerTest { 38 39 public IsMethodInlineDirectiveTest() { 40 HotSpotResolvedJavaMethod calleeSnippet = (HotSpotResolvedJavaMethod) getResolvedJavaMethod(IsMethodInlineDirectiveTest.class, "calleeSnippet"); 41 calleeSnippet.shouldBeInlined(); 42 43 HotSpotResolvedJavaMethod calleeWithInstrumentationSnippet = (HotSpotResolvedJavaMethod) getResolvedJavaMethod(IsMethodInlineDirectiveTest.class, "calleeWithInstrumentationSnippet"); 44 calleeWithInstrumentationSnippet.shouldBeInlined(); 45 } 46 47 public static boolean rootMethodSnippet() { 48 return GraalDirectives.isMethodInlined(); 49 } 50 51 @SuppressWarnings("try") 52 @Test 53 public void testRootMethod() { 54 ResolvedJavaMethod method = getResolvedJavaMethod("rootMethodSnippet"); 55 executeExpected(method, null); // ensure the method is fully resolved 56 // The target method is not inlined. We expect the result to be false. 57 InstalledCode code = getCode(method); 58 try { 59 Result result = new Result(code.executeVarargs(), null); 60 assertEquals(new Result(false, null), result); 61 } catch (Throwable e) { 62 throw new AssertionError(e); 63 } 64 } 65 66 public static boolean calleeSnippet() { 67 return GraalDirectives.isMethodInlined(); 68 } 69 70 public static boolean callerSnippet() { 71 return calleeSnippet(); 72 } 73 74 @Test 75 public void testInlinedCallee() { 76 ResolvedJavaMethod method = getResolvedJavaMethod("callerSnippet"); 77 executeExpected(method, null); // ensure the method is fully resolved 78 // calleeSnippet will be inlined. We expect the result to be true. 79 InstalledCode code = getCode(method); 80 try { 81 Result result = new Result(code.executeVarargs(), null); 82 assertEquals(new Result(true, null), result); 83 } catch (Throwable e) { 84 throw new AssertionError(e); 85 } 86 } 87 88 static boolean isCalleeInlined; 89 static boolean isCallerInlined; 90 91 public static void calleeWithInstrumentationSnippet() { 92 GraalDirectives.instrumentationBegin(); 93 isCalleeInlined = GraalDirectives.isMethodInlined(); 94 GraalDirectives.instrumentationEnd(); 95 } 96 97 public static void callerSnippet1() { 98 calleeWithInstrumentationSnippet(); 99 100 GraalDirectives.instrumentationBegin(); 101 isCallerInlined = GraalDirectives.isMethodInlined(); 102 GraalDirectives.instrumentationEnd(); 103 } 104 105 @SuppressWarnings("try") 106 @Test 107 public void testInlinedCalleeWithInstrumentation() { 108 try (OverrideScope s = OptionValue.override(GraalOptions.UseGraalInstrumentation, true)) { 109 ResolvedJavaMethod method = getResolvedJavaMethod("callerSnippet1"); 110 executeExpected(method, null); // ensure the method is fully resolved 111 isCalleeInlined = false; 112 isCallerInlined = false; 113 // calleeWithInstrumentationSnippet will be inlined. We expect the flag1 set in 114 // calleeWithInstrumentationSnippet to be true, and the flag2 set in callerSnippet1 to 115 // be false. 116 InstalledCode code = getCode(method); 117 code.executeVarargs(); 118 assertTrue("calleWithInstrumentationSnippet should be inlined", isCalleeInlined); 119 assertFalse("callerSnippet1 should not be inlined", isCallerInlined); 120 } catch (Throwable e) { 121 throw new AssertionError(e); 122 } 123 } 124 125 }