137 lines
5.3 KiB
Java
137 lines
5.3 KiB
Java
/*
|
|
* Copyright (c) 2015, 2019, 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.
|
|
*/
|
|
|
|
/*
|
|
* @test
|
|
* @bug 8136421
|
|
* @requires vm.jvmci
|
|
* @library / /test/lib
|
|
* @library ../common/patches
|
|
* @modules java.base/jdk.internal.misc:+open
|
|
* @modules java.base/jdk.internal.org.objectweb.asm
|
|
* java.base/jdk.internal.org.objectweb.asm.tree
|
|
* @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot:+open
|
|
* jdk.internal.vm.ci/jdk.vm.ci.code
|
|
* jdk.internal.vm.ci/jdk.vm.ci.meta
|
|
* @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
|
|
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
|
|
* -XX:-UseJVMCICompiler
|
|
* compiler.jvmci.compilerToVM.GetSymbolTest
|
|
*/
|
|
|
|
package compiler.jvmci.compilerToVM;
|
|
|
|
import compiler.jvmci.common.CTVMUtilities;
|
|
import compiler.jvmci.common.testcases.SingleImplementer;
|
|
import jdk.test.lib.Utils;
|
|
import jdk.vm.ci.hotspot.CompilerToVMHelper;
|
|
import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
|
|
import jdk.vm.ci.meta.ConstantPool;
|
|
|
|
import java.lang.reflect.Field;
|
|
import java.lang.reflect.Member;
|
|
import java.lang.reflect.Method;
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
import java.util.function.Function;
|
|
import java.util.stream.Collectors;
|
|
import java.util.stream.Stream;
|
|
|
|
public class GetSymbolTest {
|
|
private static final int CONSTANT_POOL_UTF8_TAG = 1; // see jvms, section 4.4
|
|
|
|
private static final Function<Member[], List<String>> NAMES = members ->
|
|
Stream.of(members)
|
|
.map(Member::getName)
|
|
.collect(Collectors.toList());
|
|
|
|
public static void main(String[] args) {
|
|
new GetSymbolTest().test(SingleImplementer.class);
|
|
}
|
|
|
|
private void test(Class<?> aClass) {
|
|
Utils.ensureClassIsLoaded(aClass);
|
|
Method method;
|
|
try {
|
|
method = aClass.getDeclaredMethod("nonInterfaceMethod");
|
|
} catch (NoSuchMethodException e) {
|
|
throw new Error("TEST BUG: can't find test method", e);
|
|
}
|
|
HotSpotResolvedJavaMethod resolvedMethod
|
|
= CTVMUtilities.getResolvedMethod(aClass, method);
|
|
List<String> symbols;
|
|
try {
|
|
symbols = getSymbols(resolvedMethod);
|
|
} catch (ReflectiveOperationException e) {
|
|
throw new Error("TEST BUG: can't access private members", e);
|
|
}
|
|
List<String> classSymbols = new ArrayList<>();
|
|
classSymbols.addAll(NAMES.apply(aClass.getDeclaredFields()));
|
|
classSymbols.addAll(NAMES.apply(aClass.getDeclaredMethods()));
|
|
// Check that all members of test class have symbols from constant pool
|
|
for (String s : classSymbols) {
|
|
if (!symbols.contains(s)) {
|
|
// failed. print all symbols found by getSymbol
|
|
System.out.println("getSymbol data:");
|
|
for (String ctvmValue : symbols) {
|
|
System.out.println(ctvmValue);
|
|
}
|
|
throw new AssertionError("Unable to find symbol " + s
|
|
+ " using CompilerToVM.getSymbol");
|
|
}
|
|
}
|
|
}
|
|
|
|
private List<String> getSymbols(HotSpotResolvedJavaMethod
|
|
metaspaceMethod) throws ReflectiveOperationException {
|
|
List<String> symbols = new ArrayList<>();
|
|
ConstantPool pool = metaspaceMethod.getConstantPool();
|
|
long length = pool.length();
|
|
// jvms-4.1: The constant_pool table is indexed from 1 ...
|
|
for (int i = 1; i < length; i++) {
|
|
if (getTag(pool, i) == CONSTANT_POOL_UTF8_TAG) {
|
|
long entryPointer;
|
|
Method getEntryAt = pool.getClass()
|
|
.getDeclaredMethod("getEntryAt", int.class);
|
|
getEntryAt.setAccessible(true);
|
|
entryPointer = (Long) getEntryAt.invoke(pool, i);
|
|
String symbol = CompilerToVMHelper.getSymbol(entryPointer);
|
|
symbols.add(symbol);
|
|
}
|
|
}
|
|
return symbols;
|
|
}
|
|
|
|
private int getTag(ConstantPool pool, int index)
|
|
throws ReflectiveOperationException {
|
|
Object jvmConstant;
|
|
Method getTag = pool.getClass().getDeclaredMethod("getTagAt",
|
|
int.class);
|
|
getTag.setAccessible(true);
|
|
jvmConstant = getTag.invoke(pool, index);
|
|
Field tagCode = jvmConstant.getClass().getDeclaredField("tag");
|
|
tagCode.setAccessible(true);
|
|
return tagCode.getInt(jvmConstant);
|
|
}
|
|
}
|