# HG changeset patch # User Doug Simon # Date 1391039321 -3600 # Node ID d2f520f461803ddcf1904991e1cd8e5705f43085 # Parent d7ed39d0a6d9ee35bca8a9b40d82776447f904b2 added more unit tests for meta.api, discovering and fixing an issue with HotSpotResolvedJavaField.getModifiers() in the process diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/FieldUniverse.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/FieldUniverse.java Thu Jan 30 00:48:41 2014 +0100 @@ -0,0 +1,45 @@ +/* + * Copyright (c) 2013, 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 com.oracle.graal.api.meta.test; + +import java.lang.reflect.*; +import java.util.*; + +import com.oracle.graal.api.meta.*; + +/** + * Context for field related api.meta tests. + */ +public class FieldUniverse extends TypeUniverse { + + public final Map fields = new HashMap<>(); + + public FieldUniverse() { + for (Class c : classes) { + for (Field f : c.getDeclaredFields()) { + ResolvedJavaField field = metaAccess.lookupJavaField(f); + fields.put(f, field); + } + } + } +} diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestJavaField.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestJavaField.java Thu Jan 30 00:48:41 2014 +0100 @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2012, 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 com.oracle.graal.api.meta.test; + +import static org.junit.Assert.*; + +import java.lang.reflect.*; +import java.util.*; + +import org.junit.*; + +import com.oracle.graal.api.meta.*; + +/** + * Tests for {@link JavaField}. + */ +public class TestJavaField extends FieldUniverse { + + @Test + public void getNameTest() { + for (Map.Entry e : fields.entrySet()) { + String expected = e.getKey().getName(); + String actual = e.getValue().getName(); + assertEquals(expected, actual); + } + } + + @Test + public void getTypeTest() { + for (Map.Entry e : fields.entrySet()) { + // Must resolve types first as a resolved types != unresolved types + ResolvedJavaField rf = e.getValue(); + JavaType expected = metaAccess.lookupJavaType(e.getKey().getType()).resolve(rf.getDeclaringClass()); + JavaType actual = rf.getType().resolve(rf.getDeclaringClass()); + assertEquals(expected, actual); + } + } + + @Test + public void getKindTest() { + for (Map.Entry e : fields.entrySet()) { + Kind expected = metaAccess.lookupJavaType(e.getKey().getType()).getKind(); + Kind actual = e.getValue().getKind(); + assertEquals(expected, actual); + } + } + + @Test + public void getDeclaringClassTest() { + for (Map.Entry e : fields.entrySet()) { + Class expected = e.getKey().getDeclaringClass(); + ResolvedJavaType actual = e.getValue().getDeclaringClass(); + assertTrue(actual.equals(metaAccess.lookupJavaType(expected))); + } + } +} diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestMetaAccessProvider.java --- a/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestMetaAccessProvider.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestMetaAccessProvider.java Thu Jan 30 00:48:41 2014 +0100 @@ -69,7 +69,7 @@ for (Field reflect : c.getDeclaredFields()) { ResolvedJavaField field = metaAccess.lookupJavaField(reflect); assertNotNull(field); - int expected = reflect.getModifiers() & Modifier.fieldModifiers(); + int expected = reflect.getModifiers(); int actual = field.getModifiers(); assertEquals(String.format("%s: 0x%x != 0x%x", reflect, expected, actual), expected, actual); assertTrue(field.getDeclaringClass().equals(metaAccess.lookupJavaType(reflect.getDeclaringClass()))); diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestResolvedJavaField.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestResolvedJavaField.java Thu Jan 30 00:48:41 2014 +0100 @@ -0,0 +1,174 @@ +/* + * Copyright (c) 2012, 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 com.oracle.graal.api.meta.test; + +import static java.lang.reflect.Modifier.*; +import static org.junit.Assert.*; + +import java.lang.annotation.*; +import java.lang.reflect.*; +import java.util.*; + +import org.junit.*; + +import com.oracle.graal.api.meta.*; + +/** + * Tests for {@link ResolvedJavaField}. + */ +public class TestResolvedJavaField extends FieldUniverse { + + public TestResolvedJavaField() { + } + + @Test + public void getModifiersTest() { + for (Map.Entry e : fields.entrySet()) { + int expected = e.getKey().getModifiers(); + int actual = e.getValue().getModifiers(); + assertEquals(expected, actual); + } + } + + @Test + public void isSyntheticTest() { + for (Map.Entry e : fields.entrySet()) { + boolean expected = e.getKey().isSynthetic(); + boolean actual = e.getValue().isSynthetic(); + assertEquals(expected, actual); + } + } + + @Test + public void getAnnotationTest() { + for (Map.Entry e : fields.entrySet()) { + for (Annotation expected : e.getKey().getAnnotations()) { + if (expected != null) { + Annotation actual = e.getValue().getAnnotation(expected.annotationType()); + assertEquals(expected, actual); + } + } + } + } + + @Test + public void readConstantValueTest() throws NoSuchFieldException { + for (Map.Entry e : fields.entrySet()) { + Field field = e.getKey(); + if (isStatic(field.getModifiers())) { + try { + Object expected = field.get(null); + Object actual = e.getValue().readConstantValue(null).asBoxedValue(); + assertEquals(expected, actual); + } catch (IllegalArgumentException | IllegalAccessException e1) { + } + } else { + try { + Object receiver = field.getDeclaringClass().newInstance(); + Object expected = field.get(receiver); + Object actual = e.getValue().readConstantValue(Constant.forObject(receiver)).asBoxedValue(); + assertEquals(expected, actual); + } catch (InstantiationException | IllegalArgumentException | IllegalAccessException e1) { + } + } + } + + ResolvedJavaField field = metaAccess.lookupJavaField(getClass().getDeclaredField("stringField")); + for (Object receiver : new Object[]{this, null, new String()}) { + Constant value = field.readConstantValue(Constant.forObject(receiver)); + assertNull(value); + } + + ResolvedJavaField constField = metaAccess.lookupJavaField(getClass().getDeclaredField("constantStringField")); + for (Object receiver : new Object[]{this, null, new String()}) { + Constant value = constField.readConstantValue(Constant.forObject(receiver)); + if (value != null) { + Object expected = "constantField"; + assertTrue(value.asObject() == expected); + } + } + } + + @Test + public void readValueTest() throws IllegalArgumentException, IllegalAccessException { + for (Map.Entry e : fields.entrySet()) { + Field field = e.getKey(); + field.setAccessible(true); + if (isStatic(field.getModifiers())) { + try { + Object expected = field.get(null); + Object actual = e.getValue().readValue(null).asBoxedValue(); + assertEquals(expected, actual); + } catch (IllegalArgumentException | IllegalAccessException e1) { + } + } + } + + String testString = "a test string"; + testString.hashCode(); // create hash + for (Field f : String.class.getDeclaredFields()) { + f.setAccessible(true); + ResolvedJavaField rf = metaAccess.lookupJavaField(f); + Object receiver = isStatic(f.getModifiers()) ? null : testString; + Object expected = f.get(receiver); + Object actual = rf.readValue(receiver == null ? null : Constant.forObject(receiver)).asBoxedValue(); + assertEquals(expected, actual); + } + } + + String stringField = "field"; + final String constantStringField = "constantField"; + + private Method findTestMethod(Method apiMethod) { + String testName = apiMethod.getName() + "Test"; + for (Method m : getClass().getDeclaredMethods()) { + if (m.getName().equals(testName) && m.getAnnotation(Test.class) != null) { + return m; + } + } + return null; + } + + // @formatter:off + private static final String[] untestedApiMethods = { + "getDeclaringClass", + "isInternal" + }; + // @formatter:on + + /** + * Ensures that any new methods added to {@link ResolvedJavaMethod} either have a test written + * for them or are added to {@link #untestedApiMethods}. + */ + @Test + public void testCoverage() { + Set known = new HashSet<>(Arrays.asList(untestedApiMethods)); + for (Method m : ResolvedJavaField.class.getDeclaredMethods()) { + if (findTestMethod(m) == null) { + assertTrue("test missing for " + m, known.contains(m.getName())); + } else { + assertFalse("test should be removed from untestedApiMethods" + m, known.contains(m.getName())); + } + } + } +} diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestResolvedJavaType.java --- a/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestResolvedJavaType.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.api.meta.test/src/com/oracle/graal/api/meta/test/TestResolvedJavaType.java Thu Jan 30 00:48:41 2014 +0100 @@ -40,6 +40,7 @@ /** * Tests for {@link ResolvedJavaType}. */ +@SuppressWarnings("unused") public class TestResolvedJavaType extends TypeUniverse { public TestResolvedJavaType() { @@ -503,7 +504,6 @@ public ResolvedJavaField lookupField(ResolvedJavaField[] fields, Field key) { for (ResolvedJavaField rf : fields) { if (fieldsEqual(key, rf)) { - assert (fieldModifiers() & key.getModifiers()) == rf.getModifiers() : key + ": " + toHexString(key.getModifiers()) + " != " + toHexString(rf.getModifiers()); return rf; } } @@ -513,7 +513,6 @@ public Field lookupField(Set fields, ResolvedJavaField key) { for (Field f : fields) { if (fieldsEqual(f, key)) { - assert key.getModifiers() == (fieldModifiers() & f.getModifiers()) : key + ": " + toHexString(key.getModifiers()) + " != " + toHexString(f.getModifiers()); return f; } } diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.api.meta/src/com/oracle/graal/api/meta/ResolvedJavaField.java --- a/graal/com.oracle.graal.api.meta/src/com/oracle/graal/api/meta/ResolvedJavaField.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.api.meta/src/com/oracle/graal/api/meta/ResolvedJavaField.java Thu Jan 30 00:48:41 2014 +0100 @@ -64,7 +64,7 @@ /** * Gets the current value of this field for a given object, if available. There is no guarantee * that the same value will be returned by this method for a field unless the field is - * considered to be {@link #readConstantValue(Constant)} by the runtime. + * considered to be {@linkplain #readConstantValue(Constant) constant} by the runtime. * * @param receiver object from which this field's value is to be read. This value is ignored if * this field is static. diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/HotSpotVMConfig.java Thu Jan 30 00:48:41 2014 +0100 @@ -29,6 +29,7 @@ import com.oracle.graal.graph.*; import com.oracle.graal.hotspot.bridge.*; +import com.oracle.graal.hotspot.meta.*; /** * Used to access native configuration details. @@ -999,6 +1000,14 @@ @HotSpotVMConstant(name = "JVM_ACC_HAS_FINALIZER") @Stable public int klassHasFinalizerFlag; + // Modifier.SYNTHETIC is not public so we get it via vmStructs. + @HotSpotVMConstant(name = "JVM_ACC_SYNTHETIC") @Stable public int syntheticFlag; + + /** + * @see HotSpotResolvedObjectType#createField + */ + @HotSpotVMConstant(name = "JVM_RECOGNIZED_FIELD_MODIFIERS") @Stable public int recognizedFieldModifiers; + /** * Bit pattern that represents a non-oop. Neither the high bits nor the low bits of this value * are allowed to look like (respectively) the high or low bits of a real oop. diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaField.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaField.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaField.java Thu Jan 30 00:48:41 2014 +0100 @@ -73,7 +73,7 @@ @Override public int getModifiers() { - return modifiers & Modifier.fieldModifiers(); + return modifiers; } @Override diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod.java Thu Jan 30 00:48:41 2014 +0100 @@ -432,23 +432,10 @@ return javaMethod == null ? null : javaMethod.getAnnotation(annotationClass); } - private static final int SYNTHETIC; - static { - try { - // Unfortunately, Modifier.SYNTHETIC is not public so we have - // to jump though hoops to get it. - Field field = Modifier.class.getDeclaredField("SYNTHETIC"); - field.setAccessible(true); - SYNTHETIC = field.getInt(null); - } catch (IllegalArgumentException | IllegalAccessException | NoSuchFieldException | SecurityException e) { - throw GraalInternalError.shouldNotReachHere(e.toString()); - } - } - @Override public boolean isSynthetic() { int modifiers = getAllModifiers(); - return (SYNTHETIC & modifiers) != 0; + return (runtime().getConfig().syntheticFlag & modifiers) != 0; } public boolean isDefault() { diff -r d7ed39d0a6d9 -r d2f520f46180 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java --- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java Wed Jan 29 15:02:19 2014 -0800 +++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectType.java Thu Jan 30 00:48:41 2014 +0100 @@ -422,10 +422,12 @@ ResolvedJavaField result = null; /* - * Filter out flags used internally by HotSpot, to get a canonical id value. When a field is - * created from a java.lang.reflect.Field, these flags would not be available anyway. + * Filter flags to be only those return by Field.getModifiers() to get a canonical id value. + * Strangely, Field.getModifiers() uses JVM_RECOGNIZED_FIELD_MODIFIERS in jvm.h instead of + * Modifier.fieldModifiers() to mask out HotSpot internal flags. */ - int flags = rawFlags & fieldModifiers(); + int reflectionFieldModifiers = runtime().getConfig().recognizedFieldModifiers; + int flags = rawFlags & reflectionFieldModifiers; long id = offset + ((long) flags << 32); diff -r d7ed39d0a6d9 -r d2f520f46180 src/share/vm/graal/vmStructs_graal.hpp --- a/src/share/vm/graal/vmStructs_graal.hpp Wed Jan 29 15:02:19 2014 -0800 +++ b/src/share/vm/graal/vmStructs_graal.hpp Thu Jan 30 00:48:41 2014 +0100 @@ -34,11 +34,14 @@ #define VM_TYPES_GRAAL(declare_type, declare_toplevel_type) \ -#define VM_INT_CONSTANTS_GRAAL(declare_constant) \ - declare_constant(Deoptimization::Reason_aliasing) \ - declare_constant(GraalEnv::ok) \ - declare_constant(GraalEnv::dependencies_failed) \ - declare_constant(GraalEnv::cache_full) \ - declare_constant(GraalEnv::code_too_large) \ +#define VM_INT_CONSTANTS_GRAAL(declare_constant, declare_preprocessor_constant) \ + declare_constant(Deoptimization::Reason_aliasing) \ + declare_constant(GraalEnv::ok) \ + declare_constant(GraalEnv::dependencies_failed) \ + declare_constant(GraalEnv::cache_full) \ + declare_constant(GraalEnv::code_too_large) \ + \ + declare_preprocessor_constant("JVM_ACC_SYNTHETIC", JVM_ACC_SYNTHETIC) \ + declare_preprocessor_constant("JVM_RECOGNIZED_FIELD_MODIFIERS", JVM_RECOGNIZED_FIELD_MODIFIERS) \ #endif // SHARE_VM_GRAAL_VMSTRUCTS_GRAAL_HPP diff -r d7ed39d0a6d9 -r d2f520f46180 src/share/vm/runtime/vmStructs.cpp --- a/src/share/vm/runtime/vmStructs.cpp Wed Jan 29 15:02:19 2014 -0800 +++ b/src/share/vm/runtime/vmStructs.cpp Thu Jan 30 00:48:41 2014 +0100 @@ -3060,7 +3060,8 @@ GENERATE_C2_PREPROCESSOR_VM_INT_CONSTANT_ENTRY) #ifdef GRAAL - VM_INT_CONSTANTS_GRAAL(GENERATE_VM_INT_CONSTANT_ENTRY) + VM_INT_CONSTANTS_GRAAL(GENERATE_VM_INT_CONSTANT_ENTRY, + GENERATE_PREPROCESSOR_VM_INT_CONSTANT_ENTRY) #endif #if INCLUDE_ALL_GCS