8144223: Move j.l.invoke.{ForceInline, DontInline, Stable} to jdk.internal.vm.annotation package
Reviewed-by: jrose, vlivanov, mchung, roland
/*
* Copyright (c) 2014, 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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 TestStableObject
* @summary tests on stable fields and arrays
* @library /testlibrary /test/lib
* @build TestStableObject StableConfiguration sun.hotspot.WhiteBox
* @run main ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission
* @run main ClassFileInstaller
* java/lang/invoke/StableConfiguration
* java/lang/invoke/TestStableObject
* java/lang/invoke/TestStableObject$ObjectStable
* java/lang/invoke/TestStableObject$StaticObjectStable
* java/lang/invoke/TestStableObject$VolatileObjectStable
* java/lang/invoke/TestStableObject$ObjectArrayDim1
* java/lang/invoke/TestStableObject$ObjectArrayDim2
* java/lang/invoke/TestStableObject$ObjectArrayDim3
* java/lang/invoke/TestStableObject$ObjectArrayDim4
* java/lang/invoke/TestStableObject$ObjectArrayLowerDim0
* java/lang/invoke/TestStableObject$ObjectArrayLowerDim1
* java/lang/invoke/TestStableObject$NestedStableField
* java/lang/invoke/TestStableObject$NestedStableField$A
* java/lang/invoke/TestStableObject$NestedStableField1
* java/lang/invoke/TestStableObject$NestedStableField1$A
* java/lang/invoke/TestStableObject$NestedStableField2
* java/lang/invoke/TestStableObject$NestedStableField2$A
* java/lang/invoke/TestStableObject$NestedStableField3
* java/lang/invoke/TestStableObject$NestedStableField3$A
* java/lang/invoke/TestStableObject$Values
* java/lang/invoke/TestStableObject$DefaultValue
* java/lang/invoke/TestStableObject$DefaultStaticValue
* java/lang/invoke/TestStableObject$ObjectArrayLowerDim2
*
* @run main/othervm -Xbootclasspath/a:.
* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
* -XX:-TieredCompilation
* -XX:+FoldStableValues
* -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
* java.lang.invoke.TestStableObject
* @run main/othervm -Xbootclasspath/a:.
* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
* -XX:-TieredCompilation
* -XX:-FoldStableValues
* -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
* java.lang.invoke.TestStableObject
*
* @run main/othervm -Xbootclasspath/a:.
* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
* -XX:+TieredCompilation -XX:TieredStopAtLevel=1
* -XX:+FoldStableValues
* -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
* java.lang.invoke.TestStableObject
* @run main/othervm -Xbootclasspath/a:.
* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
* -XX:+TieredCompilation -XX:TieredStopAtLevel=1
* -XX:-FoldStableValues
* -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
* java.lang.invoke.TestStableObject
*
*/
package java.lang.invoke;
import jdk.internal.vm.annotation.Stable;
import java.lang.reflect.InvocationTargetException;
public class TestStableObject {
static final boolean isStableEnabled = StableConfiguration.isStableEnabled;
static final boolean isServerWithStable = StableConfiguration.isServerWithStable;
public static void main(String[] args) throws Exception {
run(DefaultValue.class);
run(ObjectStable.class);
run(DefaultStaticValue.class);
run(StaticObjectStable.class);
run(VolatileObjectStable.class);
// @Stable arrays: Dim 1-4
run(ObjectArrayDim1.class);
run(ObjectArrayDim2.class);
run(ObjectArrayDim3.class);
run(ObjectArrayDim4.class);
// @Stable Object field: dynamic arrays
run(ObjectArrayLowerDim0.class);
run(ObjectArrayLowerDim1.class);
run(ObjectArrayLowerDim2.class);
// Nested @Stable fields
run(NestedStableField.class);
run(NestedStableField1.class);
run(NestedStableField2.class);
run(NestedStableField3.class);
if (failed) {
throw new Error("TEST FAILED");
}
}
/* ==================================================== */
enum Values {A, B, C, D, E, F}
static class DefaultValue {
public @Stable Object v;
public static final DefaultValue c = new DefaultValue();
public static Object get() { return c.v; }
public static void test() throws Exception {
Object val1 = get();
c.v = Values.A; Object val2 = get();
assertEquals(val1, null);
assertEquals(val2, Values.A);
}
}
/* ==================================================== */
static class ObjectStable {
public @Stable Values v;
public static final ObjectStable c = new ObjectStable ();
public static Values get() { return c.v; }
public static void test() throws Exception {
c.v = Values.A; Values val1 = get();
c.v = Values.B; Values val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isStableEnabled ? Values.A : Values.B));
}
}
/* ==================================================== */
static class DefaultStaticValue {
public static @Stable Object v;
public static final DefaultStaticValue c = new DefaultStaticValue();
public static Object get() { return c.v; }
public static void test() throws Exception {
Object val1 = get();
c.v = Values.A; Object val2 = get();
assertEquals(val1, null);
assertEquals(val2, Values.A);
}
}
/* ==================================================== */
static class StaticObjectStable {
public static @Stable Values v;
public static final ObjectStable c = new ObjectStable ();
public static Values get() { return c.v; }
public static void test() throws Exception {
c.v = Values.A; Values val1 = get();
c.v = Values.B; Values val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isStableEnabled ? Values.A : Values.B));
}
}
/* ==================================================== */
static class VolatileObjectStable {
public @Stable volatile Values v;
public static final VolatileObjectStable c = new VolatileObjectStable ();
public static Values get() { return c.v; }
public static void test() throws Exception {
c.v = Values.A; Values val1 = get();
c.v = Values.B; Values val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isStableEnabled ? Values.A : Values.B));
}
}
/* ==================================================== */
// @Stable array == field && all components are stable
static class ObjectArrayDim1 {
public @Stable Object[] v;
public static final ObjectArrayDim1 c = new ObjectArrayDim1();
public static Object get() { return c.v[0]; }
public static Object get1() { return c.v[10]; }
public static Object[] get2() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1]; c.v[0] = Values.A; Object val1 = get();
c.v[0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isServerWithStable ? Values.A : Values.B));
c.v = new Object[1]; c.v[0] = Values.C; Object val3 = get();
assertEquals(val3, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.C));
}
{
c.v = new Object[20]; c.v[10] = Values.A; Object val1 = get1();
c.v[10] = Values.B; Object val2 = get1();
assertEquals(val1, Values.A);
assertEquals(val2, (isServerWithStable ? Values.A : Values.B));
c.v = new Object[20]; c.v[10] = Values.C; Object val3 = get1();
assertEquals(val3, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.C));
}
{
c.v = new Object[1]; Object[] val1 = get2();
c.v = new Object[1]; Object[] val2 = get2();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class ObjectArrayDim2 {
public @Stable Object[][] v;
public static final ObjectArrayDim2 c = new ObjectArrayDim2();
public static Object get() { return c.v[0][0]; }
public static Object[] get1() { return c.v[0]; }
public static Object[][] get2() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1][1]; c.v[0][0] = Values.A; Object val1 = get();
c.v[0][0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isServerWithStable ? Values.A : Values.B));
c.v = new Object[1][1]; c.v[0][0] = Values.C; Object val3 = get();
assertEquals(val3, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.C));
c.v[0] = new Object[1]; c.v[0][0] = Values.D; Object val4 = get();
assertEquals(val4, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.D));
}
{
c.v = new Object[1][1]; Object[] val1 = get1();
c.v[0] = new Object[1]; Object[] val2 = get1();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1]; Object[][] val1 = get2();
c.v = new Object[1][1]; Object[][] val2 = get2();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class ObjectArrayDim3 {
public @Stable Object[][][] v;
public static final ObjectArrayDim3 c = new ObjectArrayDim3();
public static Object get() { return c.v[0][0][0]; }
public static Object[] get1() { return c.v[0][0]; }
public static Object[][] get2() { return c.v[0]; }
public static Object[][][] get3() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1][1][1]; c.v[0][0][0] = Values.A; Object val1 = get();
c.v[0][0][0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isServerWithStable ? Values.A : Values.B));
c.v = new Object[1][1][1]; c.v[0][0][0] = Values.C; Object val3 = get();
assertEquals(val3, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.C));
c.v[0] = new Object[1][1]; c.v[0][0][0] = Values.D; Object val4 = get();
assertEquals(val4, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.D));
c.v[0][0] = new Object[1]; c.v[0][0][0] = Values.E; Object val5 = get();
assertEquals(val5, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.E));
}
{
c.v = new Object[1][1][1]; Object[] val1 = get1();
c.v[0][0] = new Object[1]; Object[] val2 = get1();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1]; Object[][] val1 = get2();
c.v[0] = new Object[1][1]; Object[][] val2 = get2();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1]; Object[][][] val1 = get3();
c.v = new Object[1][1][1]; Object[][][] val2 = get3();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class ObjectArrayDim4 {
public @Stable Object[][][][] v;
public static final ObjectArrayDim4 c = new ObjectArrayDim4();
public static Object get() { return c.v[0][0][0][0]; }
public static Object[] get1() { return c.v[0][0][0]; }
public static Object[][] get2() { return c.v[0][0]; }
public static Object[][][] get3() { return c.v[0]; }
public static Object[][][][] get4() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1][1][1][1]; c.v[0][0][0][0] = Values.A; Object val1 = get();
c.v[0][0][0][0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, (isServerWithStable ? Values.A : Values.B));
c.v = new Object[1][1][1][1]; c.v[0][0][0][0] = Values.C; Object val3 = get();
assertEquals(val3, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.C));
c.v[0] = new Object[1][1][1]; c.v[0][0][0][0] = Values.D; Object val4 = get();
assertEquals(val4, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.D));
c.v[0][0] = new Object[1][1]; c.v[0][0][0][0] = Values.E; Object val5 = get();
assertEquals(val5, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.E));
c.v[0][0][0] = new Object[1]; c.v[0][0][0][0] = Values.F; Object val6 = get();
assertEquals(val6, (isStableEnabled ? (isServerWithStable ? Values.A : Values.B)
: Values.F));
}
{
c.v = new Object[1][1][1][1]; Object[] val1 = get1();
c.v[0][0][0] = new Object[1]; Object[] val2 = get1();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1][1]; Object[][] val1 = get2();
c.v[0][0] = new Object[1][1]; Object[][] val2 = get2();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1][1]; Object[][][] val1 = get3();
c.v[0] = new Object[1][1][1]; Object[][][] val2 = get3();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1][1]; Object[][][][] val1 = get4();
c.v = new Object[1][1][1][1]; Object[][][][] val2 = get4();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
// Dynamic Dim is higher than static
static class ObjectArrayLowerDim0 {
public @Stable Object v;
public static final ObjectArrayLowerDim0 c = new ObjectArrayLowerDim0();
public static Object get() { return ((Object[])c.v)[0]; }
public static Object[] get1() { return (Object[])c.v; }
public static void test() throws Exception {
{
c.v = new Object[1]; ((Object[])c.v)[0] = Values.A; Object val1 = get();
((Object[])c.v)[0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, Values.B);
}
{
c.v = new Object[1]; Object[] val1 = get1();
c.v = new Object[1]; Object[] val2 = get1();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class ObjectArrayLowerDim1 {
public @Stable Object[] v;
public static final ObjectArrayLowerDim1 c = new ObjectArrayLowerDim1();
public static Object get() { return ((Object[][])c.v)[0][0]; }
public static Object[] get1() { return (Object[])(c.v[0]); }
public static Object[] get2() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1][1]; ((Object[][])c.v)[0][0] = Values.A; Object val1 = get();
((Object[][])c.v)[0][0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, Values.B);
}
{
c.v = new Object[1][1]; c.v[0] = new Object[0]; Object[] val1 = get1();
c.v[0] = new Object[0]; Object[] val2 = get1();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[0][0]; Object[] val1 = get2();
c.v = new Object[0][0]; Object[] val2 = get2();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class ObjectArrayLowerDim2 {
public @Stable Object[][] v;
public static final ObjectArrayLowerDim2 c = new ObjectArrayLowerDim2();
public static Object get() { return ((Object[][][])c.v)[0][0][0]; }
public static Object[] get1() { return (Object[])(c.v[0][0]); }
public static Object[][] get2() { return (Object[][])(c.v[0]); }
public static Object[][] get3() { return c.v; }
public static void test() throws Exception {
{
c.v = new Object[1][1][1]; ((Object[][][])c.v)[0][0][0] = Values.A; Object val1 = get();
((Object[][][])c.v)[0][0][0] = Values.B; Object val2 = get();
assertEquals(val1, Values.A);
assertEquals(val2, Values.B);
}
{
c.v = new Object[1][1][1]; c.v[0][0] = new Object[0]; Object[] val1 = get1();
c.v[0][0] = new Object[0]; Object[] val2 = get1();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[1][1][1]; c.v[0] = new Object[0][0]; Object[][] val1 = get2();
c.v[0] = new Object[0][0]; Object[][] val2 = get2();
assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
}
{
c.v = new Object[0][0][0]; Object[][] val1 = get3();
c.v = new Object[0][0][0]; Object[][] val2 = get3();
assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
}
}
}
/* ==================================================== */
static class NestedStableField {
static class A {
public @Stable Object a;
}
public @Stable A v;
public static final NestedStableField c = new NestedStableField();
public static A get() { return c.v; }
public static Object get1() { return get().a; }
public static void test() throws Exception {
{
c.v = new A(); c.v.a = Values.A; A val1 = get();
c.v.a = Values.B; A val2 = get();
assertEquals(val1.a, Values.B);
assertEquals(val2.a, Values.B);
}
{
c.v = new A(); c.v.a = Values.A; Object val1 = get1();
c.v.a = Values.B; Object val2 = get1();
c.v = new A(); c.v.a = Values.C; Object val3 = get1();
assertEquals(val1, Values.A);
assertEquals(val2, (isStableEnabled ? Values.A : Values.B));
assertEquals(val3, (isStableEnabled ? Values.A : Values.C));
}
}
}
/* ==================================================== */
static class NestedStableField1 {
static class A {
public @Stable Object a;
public @Stable A next;
}
public @Stable A v;
public static final NestedStableField1 c = new NestedStableField1();
public static A get() { return c.v.next.next.next.next.next.next.next; }
public static Object get1() { return get().a; }
public static void test() throws Exception {
{
c.v = new A(); c.v.next = new A(); c.v.next.next = c.v;
c.v.a = Values.A; c.v.next.a = Values.A; A val1 = get();
c.v.a = Values.B; c.v.next.a = Values.B; A val2 = get();
assertEquals(val1.a, Values.B);
assertEquals(val2.a, Values.B);
}
{
c.v = new A(); c.v.next = c.v;
c.v.a = Values.A; Object val1 = get1();
c.v.a = Values.B; Object val2 = get1();
c.v = new A(); c.v.next = c.v;
c.v.a = Values.C; Object val3 = get1();
assertEquals(val1, Values.A);
assertEquals(val2, (isStableEnabled ? Values.A : Values.B));
assertEquals(val3, (isStableEnabled ? Values.A : Values.C));
}
}
}
/* ==================================================== */
static class NestedStableField2 {
static class A {
public @Stable Object a;
public @Stable A left;
public A right;
}
public @Stable A v;
public static final NestedStableField2 c = new NestedStableField2();
public static Object get() { return c.v.left.left.left.a; }
public static Object get1() { return c.v.left.left.right.left.a; }
public static void test() throws Exception {
{
c.v = new A(); c.v.left = c.v.right = c.v;
c.v.a = Values.A; Object val1 = get(); Object val2 = get1();
c.v.a = Values.B; Object val3 = get(); Object val4 = get1();
assertEquals(val1, Values.A);
assertEquals(val3, (isStableEnabled ? Values.A : Values.B));
assertEquals(val2, Values.A);
assertEquals(val4, Values.B);
}
}
}
/* ==================================================== */
static class NestedStableField3 {
static class A {
public @Stable Object a;
public @Stable A[] left;
public A[] right;
}
public @Stable A[] v;
public static final NestedStableField3 c = new NestedStableField3();
public static Object get() { return c.v[0].left[1].left[0].left[1].a; }
public static Object get1() { return c.v[1].left[0].left[1].right[0].left[1].a; }
public static void test() throws Exception {
{
A elem = new A();
c.v = new A[] { elem, elem }; c.v[0].left = c.v[0].right = c.v;
elem.a = Values.A; Object val1 = get(); Object val2 = get1();
elem.a = Values.B; Object val3 = get(); Object val4 = get1();
assertEquals(val1, Values.A);
assertEquals(val3, (isServerWithStable ? Values.A : Values.B));
assertEquals(val2, Values.A);
assertEquals(val4, Values.B);
}
}
}
/* ==================================================== */
// Auxiliary methods
static void assertEquals(Object i, Object j) { if (i != j) throw new AssertionError(i + " != " + j); }
static void assertTrue(boolean b) { if (!b) throw new AssertionError(); }
static boolean failed = false;
public static void run(Class<?> test) {
Throwable ex = null;
System.out.print(test.getName()+": ");
try {
test.getMethod("test").invoke(null);
} catch (InvocationTargetException e) {
ex = e.getCause();
} catch (Throwable e) {
ex = e;
} finally {
if (ex == null) {
System.out.println("PASSED");
} else {
failed = true;
System.out.println("FAILED");
ex.printStackTrace(System.out);
}
}
}
}