1 /* 2 * Copyright (c) 2015, 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 jdk.vm.ci.code.test; 24 25 import java.lang.reflect.Method; 26 27 import org.junit.Assert; 28 29 import jdk.vm.ci.amd64.AMD64; 30 import jdk.vm.ci.code.Architecture; 31 import jdk.vm.ci.code.CodeCacheProvider; 32 import jdk.vm.ci.code.InstalledCode; 33 import jdk.vm.ci.code.TargetDescription; 34 import jdk.vm.ci.code.test.amd64.AMD64TestAssembler; 35 import jdk.vm.ci.code.test.sparc.SPARCTestAssembler; 36 import jdk.vm.ci.hotspot.HotSpotCompiledCode; 37 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; 38 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 39 import jdk.vm.ci.meta.ConstantReflectionProvider; 40 import jdk.vm.ci.meta.MetaAccessProvider; 41 import jdk.vm.ci.runtime.JVMCI; 42 import jdk.vm.ci.runtime.JVMCIBackend; 43 import jdk.vm.ci.sparc.SPARC; 44 45 /** 46 * Base class for code installation tests. 47 */ 48 public class CodeInstallationTest { 49 50 protected final MetaAccessProvider metaAccess; 51 protected final CodeCacheProvider codeCache; 52 protected final TargetDescription target; 53 protected final ConstantReflectionProvider constantReflection; 54 protected final TestHotSpotVMConfig config; 55 56 public CodeInstallationTest() { 57 JVMCIBackend backend = JVMCI.getRuntime().getHostJVMCIBackend(); 58 metaAccess = backend.getMetaAccess(); 59 codeCache = backend.getCodeCache(); 60 target = backend.getTarget(); 61 constantReflection = backend.getConstantReflection(); 62 config = new TestHotSpotVMConfig(HotSpotJVMCIRuntime.runtime().getConfigStore()); 63 } 64 65 protected interface TestCompiler { 66 67 void compile(TestAssembler asm); 68 } 69 70 private TestAssembler createAssembler() { 71 Architecture arch = codeCache.getTarget().arch; 72 if (arch instanceof AMD64) { 73 return new AMD64TestAssembler(codeCache, config); 74 } else if (arch instanceof SPARC) { 75 return new SPARCTestAssembler(codeCache, config); 76 } else { 77 Assert.fail("unsupported architecture"); 78 return null; 79 } 80 } 81 82 protected Method getMethod(String name, Class<?>... args) { 83 try { 84 return getClass().getMethod(name, args); 85 } catch (NoSuchMethodException e) { 86 Assert.fail("method not found"); 87 return null; 88 } 89 } 90 91 protected void test(TestCompiler compiler, Method method, Object... args) { 92 try { 93 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) metaAccess.lookupJavaMethod(method); 94 TestAssembler asm = createAssembler(); 95 96 asm.emitPrologue(); 97 compiler.compile(asm); 98 asm.emitEpilogue(); 99 100 HotSpotCompiledCode code = asm.finish(resolvedMethod); 101 InstalledCode installed = codeCache.addCode(resolvedMethod, code, null, null); 102 103 Object expected = method.invoke(null, args); 104 Object actual = installed.executeVarargs(args); 105 Assert.assertEquals(expected, actual); 106 } catch (Exception e) { 107 e.printStackTrace(); 108 Assert.fail(e.toString()); 109 } 110 } 111 }