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8150669: C1 intrinsic for Class.isPrimitive
Reviewed-by: phh Backport-of: 890f94d7e6be731ac2ebae2f1ad3cc20ec836115
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Dongbo He
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Paul Hohensee
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Jul 8, 2022
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| /* | ||
| * Copyright (c) 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. | ||
| * | ||
| * 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 8150669 | ||
| * @summary C1 intrinsic for Class.isPrimitive | ||
| * | ||
| * @run main/othervm -ea -Diters=200 -Xint TestIsPrimitive | ||
| * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=1 TestIsPrimitive | ||
| * @run main/othervm -ea -Diters=30000 -XX:TieredStopAtLevel=4 TestIsPrimitive | ||
| */ | ||
| import java.lang.reflect.Field; | ||
| import java.lang.reflect.Array; | ||
| import java.util.concurrent.Callable; | ||
|
|
||
| public class TestIsPrimitive { | ||
| static final int ITERS = Integer.getInteger("iters", 1); | ||
|
|
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| public static void main(String... args) throws Exception { | ||
| testOK(true, InlineConstants::testBoolean); | ||
| testOK(true, InlineConstants::testByte); | ||
| testOK(true, InlineConstants::testShort); | ||
| testOK(true, InlineConstants::testChar); | ||
| testOK(true, InlineConstants::testInt); | ||
| testOK(true, InlineConstants::testFloat); | ||
| testOK(true, InlineConstants::testLong); | ||
| testOK(true, InlineConstants::testDouble); | ||
| testOK(false, InlineConstants::testObject); | ||
| testOK(false, InlineConstants::testArray); | ||
|
|
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| testOK(true, StaticConstants::testBoolean); | ||
| testOK(true, StaticConstants::testByte); | ||
| testOK(true, StaticConstants::testShort); | ||
| testOK(true, StaticConstants::testChar); | ||
| testOK(true, StaticConstants::testInt); | ||
| testOK(true, StaticConstants::testFloat); | ||
| testOK(true, StaticConstants::testLong); | ||
| testOK(true, StaticConstants::testDouble); | ||
| testOK(false, StaticConstants::testObject); | ||
| testOK(false, StaticConstants::testArray); | ||
| testNPE( StaticConstants::testNull); | ||
|
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| testOK(true, NoConstants::testBoolean); | ||
| testOK(true, NoConstants::testByte); | ||
| testOK(true, NoConstants::testShort); | ||
| testOK(true, NoConstants::testChar); | ||
| testOK(true, NoConstants::testInt); | ||
| testOK(true, NoConstants::testFloat); | ||
| testOK(true, NoConstants::testLong); | ||
| testOK(true, NoConstants::testDouble); | ||
| testOK(false, NoConstants::testObject); | ||
| testOK(false, NoConstants::testArray); | ||
| testNPE( NoConstants::testNull); | ||
| } | ||
|
|
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| public static void testOK(boolean expected, Callable<Object> test) throws Exception { | ||
| for (int c = 0; c < ITERS; c++) { | ||
| Object res = test.call(); | ||
| if (!res.equals(expected)) { | ||
| throw new IllegalStateException("Wrong result: expected = " + expected + ", but got " + res); | ||
| } | ||
| } | ||
| } | ||
|
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| static volatile Object sink; | ||
|
|
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| public static void testNPE(Callable<Object> test) throws Exception { | ||
| for (int c = 0; c < ITERS; c++) { | ||
| try { | ||
| sink = test.call(); | ||
| throw new IllegalStateException("Expected NPE"); | ||
| } catch (NullPointerException iae) { | ||
| // expected | ||
| } | ||
| } | ||
| } | ||
|
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| static volatile Class<?> classBoolean = boolean.class; | ||
| static volatile Class<?> classByte = byte.class; | ||
| static volatile Class<?> classShort = short.class; | ||
| static volatile Class<?> classChar = char.class; | ||
| static volatile Class<?> classInt = int.class; | ||
| static volatile Class<?> classFloat = float.class; | ||
| static volatile Class<?> classLong = long.class; | ||
| static volatile Class<?> classDouble = double.class; | ||
| static volatile Class<?> classObject = Object.class; | ||
| static volatile Class<?> classArray = Object[].class; | ||
| static volatile Class<?> classNull = null; | ||
|
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| static final Class<?> staticClassBoolean = boolean.class; | ||
| static final Class<?> staticClassByte = byte.class; | ||
| static final Class<?> staticClassShort = short.class; | ||
| static final Class<?> staticClassChar = char.class; | ||
| static final Class<?> staticClassInt = int.class; | ||
| static final Class<?> staticClassFloat = float.class; | ||
| static final Class<?> staticClassLong = long.class; | ||
| static final Class<?> staticClassDouble = double.class; | ||
| static final Class<?> staticClassObject = Object.class; | ||
| static final Class<?> staticClassArray = Object[].class; | ||
| static final Class<?> staticClassNull = null; | ||
|
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| static class InlineConstants { | ||
| static boolean testBoolean() { return boolean.class.isPrimitive(); } | ||
| static boolean testByte() { return byte.class.isPrimitive(); } | ||
| static boolean testShort() { return short.class.isPrimitive(); } | ||
| static boolean testChar() { return char.class.isPrimitive(); } | ||
| static boolean testInt() { return int.class.isPrimitive(); } | ||
| static boolean testFloat() { return float.class.isPrimitive(); } | ||
| static boolean testLong() { return long.class.isPrimitive(); } | ||
| static boolean testDouble() { return double.class.isPrimitive(); } | ||
| static boolean testObject() { return Object.class.isPrimitive(); } | ||
| static boolean testArray() { return Object[].class.isPrimitive(); } | ||
| } | ||
|
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| static class StaticConstants { | ||
| static boolean testBoolean() { return staticClassBoolean.isPrimitive(); } | ||
| static boolean testByte() { return staticClassByte.isPrimitive(); } | ||
| static boolean testShort() { return staticClassShort.isPrimitive(); } | ||
| static boolean testChar() { return staticClassChar.isPrimitive(); } | ||
| static boolean testInt() { return staticClassInt.isPrimitive(); } | ||
| static boolean testFloat() { return staticClassFloat.isPrimitive(); } | ||
| static boolean testLong() { return staticClassLong.isPrimitive(); } | ||
| static boolean testDouble() { return staticClassDouble.isPrimitive(); } | ||
| static boolean testObject() { return staticClassObject.isPrimitive(); } | ||
| static boolean testArray() { return staticClassArray.isPrimitive(); } | ||
| static boolean testNull() { return staticClassNull.isPrimitive(); } | ||
| } | ||
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| static class NoConstants { | ||
| static boolean testBoolean() { return classBoolean.isPrimitive(); } | ||
| static boolean testByte() { return classByte.isPrimitive(); } | ||
| static boolean testShort() { return classShort.isPrimitive(); } | ||
| static boolean testChar() { return classChar.isPrimitive(); } | ||
| static boolean testInt() { return classInt.isPrimitive(); } | ||
| static boolean testFloat() { return classFloat.isPrimitive(); } | ||
| static boolean testLong() { return classLong.isPrimitive(); } | ||
| static boolean testDouble() { return classDouble.isPrimitive(); } | ||
| static boolean testObject() { return classObject.isPrimitive(); } | ||
| static boolean testArray() { return classArray.isPrimitive(); } | ||
| static boolean testNull() { return classNull.isPrimitive(); } | ||
| } | ||
|
|
||
| } | ||
|
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