--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/stable/TestStableShort.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,622 @@
+/*
+ * Copyright (c) 2014, 2016, 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 TestStableShort
+ * @summary tests on stable fields and arrays
+ * @library /test/lib /
+ * @modules java.base/jdk.internal.misc
+ * @modules java.base/jdk.internal.vm.annotation
+ * @build sun.hotspot.WhiteBox
+ *
+ * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
+ * -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
+ * -XX:-TieredCompilation
+ * -XX:+FoldStableValues
+ * compiler.stable.TestStableShort
+ * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
+ * -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
+ * -XX:-TieredCompilation
+ * -XX:+FoldStableValues
+ * compiler.stable.TestStableShort
+ *
+ * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
+ * -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
+ * -XX:-TieredCompilation
+ * -XX:+FoldStableValues
+ * compiler.stable.TestStableShort
+ * @run main/bootclasspath/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
+ * -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
+ * -XX:-TieredCompilation
+ * -XX:+FoldStableValues
+ * compiler.stable.TestStableShort
+ */
+
+package compiler.stable;
+
+import jdk.internal.vm.annotation.Stable;
+
+import java.lang.reflect.InvocationTargetException;
+
+public class TestStableShort {
+ static final boolean isStableEnabled = StableConfiguration.isStableEnabled;
+
+ public static void main(String[] args) throws Exception {
+ run(DefaultValue.class);
+ run(ShortStable.class);
+ run(DefaultStaticValue.class);
+ run(StaticShortStable.class);
+ run(VolatileShortStable.class);
+
+ // @Stable arrays: Dim 1-4
+ run(ShortArrayDim1.class);
+ run(ShortArrayDim2.class);
+ run(ShortArrayDim3.class);
+ run(ShortArrayDim4.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");
+ }
+ }
+
+ /* ==================================================== */
+
+ static class DefaultValue {
+ public @Stable short v;
+
+ public static final DefaultValue c = new DefaultValue();
+ public static short get() { return c.v; }
+ public static void test() throws Exception {
+ short val1 = get();
+ c.v = 1; short val2 = get();
+ assertEquals(val1, 0);
+ assertEquals(val2, 1);
+ }
+ }
+
+ /* ==================================================== */
+
+ static class ShortStable {
+ public @Stable short v;
+
+ public static final ShortStable c = new ShortStable();
+ public static short get() { return c.v; }
+ public static void test() throws Exception {
+ c.v = 1; short val1 = get();
+ c.v = 32767; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 32767));
+ }
+ }
+
+ /* ==================================================== */
+
+ static class DefaultStaticValue {
+ public static @Stable short v;
+
+ public static final DefaultStaticValue c = new DefaultStaticValue();
+ public static short get() { return c.v; }
+ public static void test() throws Exception {
+ short val1 = get();
+ c.v = 1; short val2 = get();
+ assertEquals(val1, 0);
+ assertEquals(val2, 1);
+ }
+ }
+
+ /* ==================================================== */
+
+ static class StaticShortStable {
+ public static @Stable short v;
+
+ public static final StaticShortStable c = new StaticShortStable();
+ public static short get() { return c.v; }
+ public static void test() throws Exception {
+ c.v = 1; short val1 = get();
+ c.v = 32767; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 32767));
+ }
+ }
+
+ /* ==================================================== */
+
+ static class VolatileShortStable {
+ public @Stable volatile short v;
+
+ public static final VolatileShortStable c = new VolatileShortStable();
+ public static short get() { return c.v; }
+ public static void test() throws Exception {
+ c.v = 1; short val1 = get();
+ c.v = 32767; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 32767));
+ }
+ }
+
+ /* ==================================================== */
+ // @Stable array == field && all components are stable
+
+ static class ShortArrayDim1 {
+ public @Stable short[] v;
+
+ public static final ShortArrayDim1 c = new ShortArrayDim1();
+ public static short get() { return c.v[0]; }
+ public static short get1() { return c.v[10]; }
+ public static short[] get2() { return c.v; }
+ public static void test() throws Exception {
+ {
+ c.v = new short[1]; c.v[0] = 1; short val1 = get();
+ c.v[0] = 2; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+
+ c.v = new short[1]; c.v[0] = 3; short val3 = get();
+ assertEquals(val3, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 3));
+ }
+
+ {
+ c.v = new short[20]; c.v[10] = 1; short val1 = get1();
+ c.v[10] = 2; short val2 = get1();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+
+ c.v = new short[20]; c.v[10] = 3; short val3 = get1();
+ assertEquals(val3, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 3));
+ }
+
+ {
+ c.v = new short[1]; short[] val1 = get2();
+ c.v = new short[1]; short[] val2 = get2();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class ShortArrayDim2 {
+ public @Stable short[][] v;
+
+ public static final ShortArrayDim2 c = new ShortArrayDim2();
+ public static short get() { return c.v[0][0]; }
+ public static short[] get1() { return c.v[0]; }
+ public static short[][] get2() { return c.v; }
+ public static void test() throws Exception {
+ {
+ c.v = new short[1][1]; c.v[0][0] = 1; short val1 = get();
+ c.v[0][0] = 2; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+
+ c.v = new short[1][1]; c.v[0][0] = 3; short val3 = get();
+ assertEquals(val3, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 3));
+
+ c.v[0] = new short[1]; c.v[0][0] = 4; short val4 = get();
+ assertEquals(val4, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 4));
+ }
+
+ {
+ c.v = new short[1][1]; short[] val1 = get1();
+ c.v[0] = new short[1]; short[] val2 = get1();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1]; short[][] val1 = get2();
+ c.v = new short[1][1]; short[][] val2 = get2();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class ShortArrayDim3 {
+ public @Stable short[][][] v;
+
+ public static final ShortArrayDim3 c = new ShortArrayDim3();
+ public static short get() { return c.v[0][0][0]; }
+ public static short[] get1() { return c.v[0][0]; }
+ public static short[][] get2() { return c.v[0]; }
+ public static short[][][] get3() { return c.v; }
+ public static void test() throws Exception {
+ {
+ c.v = new short[1][1][1]; c.v[0][0][0] = 1; short val1 = get();
+ c.v[0][0][0] = 2; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+
+ c.v = new short[1][1][1]; c.v[0][0][0] = 3; short val3 = get();
+ assertEquals(val3, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 3));
+
+ c.v[0] = new short[1][1]; c.v[0][0][0] = 4; short val4 = get();
+ assertEquals(val4, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 4));
+
+ c.v[0][0] = new short[1]; c.v[0][0][0] = 5; short val5 = get();
+ assertEquals(val5, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 5));
+ }
+
+ {
+ c.v = new short[1][1][1]; short[] val1 = get1();
+ c.v[0][0] = new short[1]; short[] val2 = get1();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1]; short[][] val1 = get2();
+ c.v[0] = new short[1][1]; short[][] val2 = get2();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1]; short[][][] val1 = get3();
+ c.v = new short[1][1][1]; short[][][] val2 = get3();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class ShortArrayDim4 {
+ public @Stable short[][][][] v;
+
+ public static final ShortArrayDim4 c = new ShortArrayDim4();
+ public static short get() { return c.v[0][0][0][0]; }
+ public static short[] get1() { return c.v[0][0][0]; }
+ public static short[][] get2() { return c.v[0][0]; }
+ public static short[][][] get3() { return c.v[0]; }
+ public static short[][][][] get4() { return c.v; }
+ public static void test() throws Exception {
+ {
+ c.v = new short[1][1][1][1]; c.v[0][0][0][0] = 1; short val1 = get();
+ c.v[0][0][0][0] = 2; short val2 = get();
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+
+ c.v = new short[1][1][1][1]; c.v[0][0][0][0] = 3; short val3 = get();
+ assertEquals(val3, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 3));
+
+ c.v[0] = new short[1][1][1]; c.v[0][0][0][0] = 4; short val4 = get();
+ assertEquals(val4, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 4));
+
+ c.v[0][0] = new short[1][1]; c.v[0][0][0][0] = 5; short val5 = get();
+ assertEquals(val5, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 5));
+
+ c.v[0][0][0] = new short[1]; c.v[0][0][0][0] = 6; short val6 = get();
+ assertEquals(val6, (isStableEnabled ? (isStableEnabled ? 1 : 2)
+ : 6));
+ }
+
+ {
+ c.v = new short[1][1][1][1]; short[] val1 = get1();
+ c.v[0][0][0] = new short[1]; short[] val2 = get1();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1][1]; short[][] val1 = get2();
+ c.v[0][0] = new short[1][1]; short[][] val2 = get2();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1][1]; short[][][] val1 = get3();
+ c.v[0] = new short[1][1][1]; short[][][] val2 = get3();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1][1]; short[][][][] val1 = get4();
+ c.v = new short[1][1][1][1]; short[][][][] 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 short get() { return ((short[])c.v)[0]; }
+ public static short[] get1() { return (short[])c.v; }
+
+ public static void test() throws Exception {
+ {
+ c.v = new short[1]; ((short[])c.v)[0] = 1; short val1 = get();
+ ((short[])c.v)[0] = 2; short val2 = get();
+
+ assertEquals(val1, 1);
+ assertEquals(val2, 2);
+ }
+
+ {
+ c.v = new short[1]; short[] val1 = get1();
+ c.v = new short[1]; short[] val2 = get1();
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class ObjectArrayLowerDim1 {
+ public @Stable Object[] v;
+
+ public static final ObjectArrayLowerDim1 c = new ObjectArrayLowerDim1();
+ public static short get() { return ((short[][])c.v)[0][0]; }
+ public static short[] get1() { return (short[])(c.v[0]); }
+ public static Object[] get2() { return c.v; }
+
+ public static void test() throws Exception {
+ {
+ c.v = new short[1][1]; ((short[][])c.v)[0][0] = 1; short val1 = get();
+ ((short[][])c.v)[0][0] = 2; short val2 = get();
+
+ assertEquals(val1, 1);
+ assertEquals(val2, 2);
+ }
+
+ {
+ c.v = new short[1][1]; c.v[0] = new short[0]; short[] val1 = get1();
+ c.v[0] = new short[0]; short[] val2 = get1();
+
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[0][0]; Object[] val1 = get2();
+ c.v = new short[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 short get() { return ((short[][][])c.v)[0][0][0]; }
+ public static short[] get1() { return (short[])(c.v[0][0]); }
+ public static short[][] get2() { return (short[][])(c.v[0]); }
+ public static Object[][] get3() { return c.v; }
+
+ public static void test() throws Exception {
+ {
+ c.v = new short[1][1][1]; ((short[][][])c.v)[0][0][0] = 1; short val1 = get();
+ ((short[][][])c.v)[0][0][0] = 2; short val2 = get();
+
+ assertEquals(val1, 1);
+ assertEquals(val2, 2);
+ }
+
+ {
+ c.v = new short[1][1][1]; c.v[0][0] = new short[0]; short[] val1 = get1();
+ c.v[0][0] = new short[0]; short[] val2 = get1();
+
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[1][1][1]; c.v[0] = new short[0][0]; short[][] val1 = get2();
+ c.v[0] = new short[0][0]; short[][] val2 = get2();
+
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+
+ {
+ c.v = new short[0][0][0]; Object[][] val1 = get3();
+ c.v = new short[0][0][0]; Object[][] val2 = get3();
+
+ assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class NestedStableField {
+ static class A {
+ public @Stable short a;
+
+ }
+ public @Stable A v;
+
+ public static final NestedStableField c = new NestedStableField();
+ public static A get() { return c.v; }
+ public static short get1() { return get().a; }
+
+ public static void test() throws Exception {
+ {
+ c.v = new A(); c.v.a = 1; A val1 = get();
+ c.v.a = 2; A val2 = get();
+
+ assertEquals(val1.a, 2);
+ assertEquals(val2.a, 2);
+ }
+
+ {
+ c.v = new A(); c.v.a = 1; short val1 = get1();
+ c.v.a = 2; short val2 = get1();
+ c.v = new A(); c.v.a = 3; short val3 = get1();
+
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+ assertEquals(val3, (isStableEnabled ? 1 : 3));
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class NestedStableField1 {
+ static class A {
+ public @Stable short 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 short 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 = 1; c.v.next.a = 1; A val1 = get();
+ c.v.a = 2; c.v.next.a = 2; A val2 = get();
+
+ assertEquals(val1.a, 2);
+ assertEquals(val2.a, 2);
+ }
+
+ {
+ c.v = new A(); c.v.next = c.v;
+ c.v.a = 1; short val1 = get1();
+ c.v.a = 2; short val2 = get1();
+ c.v = new A(); c.v.next = c.v;
+ c.v.a = 3; short val3 = get1();
+
+ assertEquals(val1, 1);
+ assertEquals(val2, (isStableEnabled ? 1 : 2));
+ assertEquals(val3, (isStableEnabled ? 1 : 3));
+ }
+ }
+ }
+ /* ==================================================== */
+
+ static class NestedStableField2 {
+ static class A {
+ public @Stable short a;
+ public @Stable A left;
+ public A right;
+ }
+
+ public @Stable A v;
+
+ public static final NestedStableField2 c = new NestedStableField2();
+ public static short get() { return c.v.left.left.left.a; }
+ public static short 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 = 1; short val1 = get(); short val2 = get1();
+ c.v.a = 2; short val3 = get(); short val4 = get1();
+
+ assertEquals(val1, 1);
+ assertEquals(val3, (isStableEnabled ? 1 : 2));
+
+ assertEquals(val2, 1);
+ assertEquals(val4, 2);
+ }
+ }
+ }
+
+ /* ==================================================== */
+
+ static class NestedStableField3 {
+ static class A {
+ public @Stable short a;
+ public @Stable A[] left;
+ public A[] right;
+ }
+
+ public @Stable A[] v;
+
+ public static final NestedStableField3 c = new NestedStableField3();
+ public static short get() { return c.v[0].left[1].left[0].left[1].a; }
+ public static short 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 = 1; short val1 = get(); short val2 = get1();
+ elem.a = 2; short val3 = get(); short val4 = get1();
+
+ assertEquals(val1, 1);
+ assertEquals(val3, (isStableEnabled ? 1 : 2));
+
+ assertEquals(val2, 1);
+ assertEquals(val4, 2);
+ }
+ }
+ }
+
+ /* ==================================================== */
+ // Auxiliary methods
+ static void assertEquals(int i, int 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);
+ }
+ }
+ }
+}