1 /*

     2  * Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 /**

    26  * @test

    27  * @bug 6991596

    28  * @summary JSR 292 unimplemented adapter_opt_i2i and adapter_opt_l2i on SPARC

    29  *

    30  * @run main/othervm -ea -XX:+UnlockExperimentalVMOptions -XX:+EnableMethodHandles -XX:+EnableInvokeDynamic -XX:+UnlockDiagnosticVMOptions -XX:+VerifyMethodHandles Test6991596

    31  */

    32 

    33 import java.lang.invoke.*;

    34 

    35 public class Test6991596 {

    36     private static final Class   CLASS = Test6991596.class;

    37     private static final String  NAME  = "foo";

    38     private static final boolean DEBUG = System.getProperty("DEBUG", "false").equals("true");

    39 

    40     public static void main(String[] args) throws Throwable {

    41         testboolean();

    42         testbyte();

    43         testchar();

    44         testshort();

    45         testint();

    46         testlong();

    47     }

    48 

    49     // Helpers to get various methods.

    50     static MethodHandle getmh1(Class ret, Class arg) throws ReflectiveOperationException {

    51         return MethodHandles.lookup().findStatic(CLASS, NAME, MethodType.methodType(ret, arg));

    52     }

    53     static MethodHandle getmh2(MethodHandle mh1, Class ret, Class arg) {

    54         return MethodHandles.convertArguments(mh1, MethodType.methodType(ret, arg));

    55     }

    56     static MethodHandle getmh3(MethodHandle mh1, Class ret, Class arg) {

    57         return MethodHandles.convertArguments(mh1, MethodType.methodType(ret, arg));

    58     }

    59 

    60     // test adapter_opt_i2i

    61     static void testboolean() throws Throwable {

    62         boolean[] a = new boolean[] {

    63             true,

    64             false

    65         };

    66         for (int i = 0; i < a.length; i++) {

    67             doboolean(a[i]);

    68         }

    69     }

    70     static void doboolean(boolean x) throws Throwable {

    71         if (DEBUG)  System.out.println("boolean=" + x);

    72 

    73         // boolean

    74         {

    75             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

    76             MethodHandle mh2 = getmh2(mh1, boolean.class, boolean.class);

    77             // TODO add this for all cases when the bugs are fixed.

    78             //MethodHandle mh3 = getmh3(mh1, boolean.class, boolean.class);

    79             boolean a = (boolean) mh1.invokeExact((boolean) x);

    80             boolean b = (boolean) mh2.invokeExact(x);

    81             //boolean c = mh3.<boolean>invokeExact((boolean) x);

    82             check(x, a, b);

    83             //check(x, c, x);

    84         }

    85 

    86         // byte

    87         {

    88             MethodHandle mh1 = getmh1(     byte.class,    byte.class   );

    89             MethodHandle mh2 = getmh2(mh1, byte.class,    boolean.class);

    90             byte a = (byte) mh1.invokeExact((byte) (x ? 1 : 0));

    91             byte b = (byte) mh2.invokeExact(x);

    92             check(x, a, b);

    93         }

    94 

    95         // char

    96         {

    97             MethodHandle mh1 = getmh1(     char.class, char.class);

    98             MethodHandle mh2 = getmh2(mh1, char.class, boolean.class);

    99             char a = (char) mh1.invokeExact((char) (x ? 1 : 0));

   100             char b = (char) mh2.invokeExact(x);

   101             check(x, a, b);

   102         }

   103 

   104         // short

   105         {

   106             MethodHandle mh1 = getmh1(     short.class, short.class);

   107             MethodHandle mh2 = getmh2(mh1, short.class, boolean.class);

   108             short a = (short) mh1.invokeExact((short) (x ? 1 : 0));

   109             short b = (short) mh2.invokeExact(x);

   110             check(x, a, b);

   111         }

   112     }

   113 

   114     static void testbyte() throws Throwable {

   115         byte[] a = new byte[] {

   116             Byte.MIN_VALUE,

   117             Byte.MIN_VALUE + 1,

   118             -0x0F,

   119             -1,

   120             0,

   121             1,

   122             0x0F,

   123             Byte.MAX_VALUE - 1,

   124             Byte.MAX_VALUE

   125         };

   126         for (int i = 0; i < a.length; i++) {

   127             dobyte(a[i]);

   128         }

   129     }

   130     static void dobyte(byte x) throws Throwable {

   131         if (DEBUG)  System.out.println("byte=" + x);

   132 

   133         // boolean

   134         {

   135             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

   136             MethodHandle mh2 = getmh2(mh1, boolean.class, byte.class);

   137             boolean a = (boolean) mh1.invokeExact((x & 1) == 1);

   138             boolean b = (boolean) mh2.invokeExact(x);

   139             check(x, a, b);

   140         }

   141 

   142         // byte

   143         {

   144             MethodHandle mh1 = getmh1(     byte.class, byte.class);

   145             MethodHandle mh2 = getmh2(mh1, byte.class, byte.class);

   146             byte a = (byte) mh1.invokeExact((byte) x);

   147             byte b = (byte) mh2.invokeExact(x);

   148             check(x, a, b);

   149         }

   150 

   151         // char

   152         {

   153             MethodHandle mh1 = getmh1(     char.class, char.class);

   154             MethodHandle mh2 = getmh2(mh1, char.class, byte.class);

   155             char a = (char) mh1.invokeExact((char) x);

   156             char b = (char) mh2.invokeExact(x);

   157             check(x, a, b);

   158         }

   159 

   160         // short

   161         {

   162             MethodHandle mh1 = getmh1(     short.class, short.class);

   163             MethodHandle mh2 = getmh2(mh1, short.class, byte.class);

   164             short a = (short) mh1.invokeExact((short) x);

   165             short b = (short) mh2.invokeExact(x);

   166             check(x, a, b);

   167         }

   168     }

   169 

   170     static void testchar() throws Throwable {

   171         char[] a = new char[] {

   172             Character.MIN_VALUE,

   173             Character.MIN_VALUE + 1,

   174             0x000F,

   175             0x00FF,

   176             0x0FFF,

   177             Character.MAX_VALUE - 1,

   178             Character.MAX_VALUE

   179         };

   180         for (int i = 0; i < a.length; i++) {

   181             dochar(a[i]);

   182         }

   183     }

   184     static void dochar(char x) throws Throwable {

   185         if (DEBUG)  System.out.println("char=" + x);

   186 

   187         // boolean

   188         {

   189             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

   190             MethodHandle mh2 = getmh2(mh1, boolean.class, char.class);

   191             boolean a = (boolean) mh1.invokeExact((x & 1) == 1);

   192             boolean b = (boolean) mh2.invokeExact(x);

   193             check(x, a, b);

   194         }

   195 

   196         // byte

   197         {

   198             MethodHandle mh1 = getmh1(     byte.class, byte.class);

   199             MethodHandle mh2 = getmh2(mh1, byte.class, char.class);

   200             byte a = (byte) mh1.invokeExact((byte) x);

   201             byte b = (byte) mh2.invokeExact(x);

   202             check(x, a, b);

   203         }

   204 

   205         // char

   206         {

   207             MethodHandle mh1 = getmh1(     char.class, char.class);

   208             MethodHandle mh2 = getmh2(mh1, char.class, char.class);

   209             char a = (char) mh1.invokeExact((char) x);

   210             char b = (char) mh2.invokeExact(x);

   211             check(x, a, b);

   212         }

   213 

   214         // short

   215         {

   216             MethodHandle mh1 = getmh1(     short.class, short.class);

   217             MethodHandle mh2 = getmh2(mh1, short.class, char.class);

   218             short a = (short) mh1.invokeExact((short) x);

   219             short b = (short) mh2.invokeExact(x);

   220             check(x, a, b);

   221         }

   222     }

   223 

   224     static void testshort() throws Throwable {

   225         short[] a = new short[] {

   226             Short.MIN_VALUE,

   227             Short.MIN_VALUE + 1,

   228             -0x0FFF,

   229             -0x00FF,

   230             -0x000F,

   231             -1,

   232             0,

   233             1,

   234             0x000F,

   235             0x00FF,

   236             0x0FFF,

   237             Short.MAX_VALUE - 1,

   238             Short.MAX_VALUE

   239         };

   240         for (int i = 0; i < a.length; i++) {

   241             doshort(a[i]);

   242         }

   243     }

   244     static void doshort(short x) throws Throwable {

   245         if (DEBUG)  System.out.println("short=" + x);

   246 

   247         // boolean

   248         {

   249             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

   250             MethodHandle mh2 = getmh2(mh1, boolean.class, short.class);

   251             boolean a = (boolean) mh1.invokeExact((x & 1) == 1);

   252             boolean b = (boolean) mh2.invokeExact(x);

   253             check(x, a, b);

   254         }

   255 

   256         // byte

   257         {

   258             MethodHandle mh1 = getmh1(     byte.class, byte.class);

   259             MethodHandle mh2 = getmh2(mh1, byte.class, short.class);

   260             byte a = (byte) mh1.invokeExact((byte) x);

   261             byte b = (byte) mh2.invokeExact(x);

   262             check(x, a, b);

   263         }

   264 

   265         // char

   266         {

   267             MethodHandle mh1 = getmh1(     char.class, char.class);

   268             MethodHandle mh2 = getmh2(mh1, char.class, short.class);

   269             char a = (char) mh1.invokeExact((char) x);

   270             char b = (char) mh2.invokeExact(x);

   271             check(x, a, b);

   272         }

   273 

   274         // short

   275         {

   276             MethodHandle mh1 = getmh1(     short.class, short.class);

   277             MethodHandle mh2 = getmh2(mh1, short.class, short.class);

   278             short a = (short) mh1.invokeExact((short) x);

   279             short b = (short) mh2.invokeExact(x);

   280             check(x, a, b);

   281         }

   282     }

   283 

   284     static void testint() throws Throwable {

   285         int[] a = new int[] {

   286             Integer.MIN_VALUE,

   287             Integer.MIN_VALUE + 1,

   288             -0x0FFFFFFF,

   289             -0x00FFFFFF,

   290             -0x000FFFFF,

   291             -0x0000FFFF,

   292             -0x00000FFF,

   293             -0x000000FF,

   294             -0x0000000F,

   295             -1,

   296             0,

   297             1,

   298             0x0000000F,

   299             0x000000FF,

   300             0x00000FFF,

   301             0x0000FFFF,

   302             0x000FFFFF,

   303             0x00FFFFFF,

   304             0x0FFFFFFF,

   305             Integer.MAX_VALUE - 1,

   306             Integer.MAX_VALUE

   307         };

   308         for (int i = 0; i < a.length; i++) {

   309             doint(a[i]);

   310         }

   311     }

   312     static void doint(int x) throws Throwable {

   313         if (DEBUG)  System.out.println("int=" + x);

   314 

   315         // boolean

   316         {

   317             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

   318             MethodHandle mh2 = getmh2(mh1, boolean.class, int.class);

   319             boolean a = (boolean) mh1.invokeExact((x & 1) == 1);

   320             boolean b = (boolean) mh2.invokeExact(x);

   321             check(x, a, b);

   322         }

   323 

   324         // byte

   325         {

   326             MethodHandle mh1 = getmh1(     byte.class, byte.class);

   327             MethodHandle mh2 = getmh2(mh1, byte.class, int.class);

   328             byte a = (byte) mh1.invokeExact((byte) x);

   329             byte b = (byte) mh2.invokeExact(x);

   330             check(x, a, b);

   331         }

   332 

   333         // char

   334         {

   335             MethodHandle mh1 = getmh1(     char.class, char.class);

   336             MethodHandle mh2 = getmh2(mh1, char.class, int.class);

   337             char a = (char) mh1.invokeExact((char) x);

   338             char b = (char) mh2.invokeExact(x);

   339             check(x, a, b);

   340         }

   341 

   342         // short

   343         {

   344             MethodHandle mh1 = getmh1(     short.class, short.class);

   345             MethodHandle mh2 = getmh2(mh1, short.class, int.class);

   346             short a = (short) mh1.invokeExact((short) x);

   347             short b = (short) mh2.invokeExact(x);

   348             assert a == b : a + " != " + b;

   349             check(x, a, b);

   350         }

   351 

   352         // int

   353         {

   354             MethodHandle mh1 = getmh1(     int.class, int.class);

   355             MethodHandle mh2 = getmh2(mh1, int.class, int.class);

   356             int a = (int) mh1.invokeExact((int) x);

   357             int b = (int) mh2.invokeExact(x);

   358             check(x, a, b);

   359         }

   360     }

   361 

   362     // test adapter_opt_l2i

   363     static void testlong() throws Throwable {

   364         long[] a = new long[] {

   365             Long.MIN_VALUE,

   366             Long.MIN_VALUE + 1,

   367             -0x000000000FFFFFFFL,

   368             -0x0000000000FFFFFFL,

   369             -0x00000000000FFFFFL,

   370             -0x000000000000FFFFL,

   371             -0x0000000000000FFFL,

   372             -0x00000000000000FFL,

   373             -0x000000000000000FL,

   374             -1L,

   375             0L,

   376             1L,

   377             0x000000000000000FL,

   378             0x00000000000000FFL,

   379             0x0000000000000FFFL,

   380             0x0000000000000FFFL,

   381             0x000000000000FFFFL,

   382             0x00000000000FFFFFL,

   383             0x0000000000FFFFFFL,

   384             0x000000000FFFFFFFL,

   385             Long.MAX_VALUE - 1,

   386             Long.MAX_VALUE

   387         };

   388         for (int i = 0; i < a.length; i++) {

   389             dolong(a[i]);

   390         }

   391     }

   392     static void dolong(long x) throws Throwable {

   393         if (DEBUG)  System.out.println("long=" + x);

   394 

   395         // boolean

   396         {

   397             MethodHandle mh1 = getmh1(     boolean.class, boolean.class);

   398             MethodHandle mh2 = getmh2(mh1, boolean.class, long.class);

   399             boolean a = (boolean) mh1.invokeExact((x & 1L) == 1L);

   400             boolean b = (boolean) mh2.invokeExact(x);

   401             check(x, a, b);

   402         }

   403 

   404         // byte

   405         {

   406             MethodHandle mh1 = getmh1(     byte.class, byte.class);

   407             MethodHandle mh2 = getmh2(mh1, byte.class, long.class);

   408             byte a = (byte) mh1.invokeExact((byte) x);

   409             byte b = (byte) mh2.invokeExact(x);

   410             check(x, a, b);

   411         }

   412 

   413         // char

   414         {

   415             MethodHandle mh1 = getmh1(     char.class, char.class);

   416             MethodHandle mh2 = getmh2(mh1, char.class, long.class);

   417             char a = (char) mh1.invokeExact((char) x);

   418             char b = (char) mh2.invokeExact(x);

   419             check(x, a, b);

   420         }

   421 

   422         // short

   423         {

   424             MethodHandle mh1 = getmh1(     short.class, short.class);

   425             MethodHandle mh2 = getmh2(mh1, short.class, long.class);

   426             short a = (short) mh1.invokeExact((short) x);

   427             short b = (short) mh2.invokeExact(x);

   428             check(x, a, b);

   429         }

   430 

   431         // int

   432         {

   433             MethodHandle mh1 = getmh1(     int.class, int.class);

   434             MethodHandle mh2 = getmh2(mh1, int.class, long.class);

   435             int a = (int) mh1.invokeExact((int) x);

   436             int b = (int) mh2.invokeExact(x);

   437             check(x, a, b);

   438         }

   439     }

   440 

   441     static void check(boolean x, boolean e, boolean a) { p(z2h(x), z2h(e), z2h(a)); assert e == a : z2h(x) + ": " + z2h(e) + " != " + z2h(a); }

   442     static void check(boolean x, byte    e, byte    a) { p(z2h(x), i2h(e), i2h(a)); assert e == a : z2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   443     static void check(boolean x, int     e, int     a) { p(z2h(x), i2h(e), i2h(a)); assert e == a : z2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   444 

   445     static void check(int     x, boolean e, boolean a) { p(i2h(x), z2h(e), z2h(a)); assert e == a : i2h(x) + ": " + z2h(e) + " != " + z2h(a); }

   446     static void check(int     x, byte    e, byte    a) { p(i2h(x), i2h(e), i2h(a)); assert e == a : i2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   447     static void check(int     x, int     e, int     a) { p(i2h(x), i2h(e), i2h(a)); assert e == a : i2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   448 

   449     static void check(long    x, boolean e, boolean a) { p(l2h(x), z2h(e), z2h(a)); assert e == a : l2h(x) + ": " + z2h(e) + " != " + z2h(a); }

   450     static void check(long    x, byte    e, byte    a) { p(l2h(x), i2h(e), i2h(a)); assert e == a : l2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   451     static void check(long    x, int     e, int     a) { p(l2h(x), i2h(e), i2h(a)); assert e == a : l2h(x) + ": " + i2h(e) + " != " + i2h(a); }

   452 

   453     static void p(String x, String e, String a) { if (DEBUG)  System.out.println(x + ": expected: " + e + ", actual: " + a); }

   454 

   455     static String z2h(boolean x) { return x ? "1" : "0"; }

   456     static String i2h(int     x) { return Integer.toHexString(x); }

   457     static String l2h(long    x) { return Long.toHexString(x); }

   458 

   459     // to int

   460     public static boolean foo(boolean i) { return i; }

   461     public static byte    foo(byte    i) { return i; }

   462     public static char    foo(char    i) { return i; }

   463     public static short   foo(short   i) { return i; }

   464     public static int     foo(int     i) { return i; }

   465 }