1 /*

     2  * Copyright (c) 2016, 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 #include "precompiled.hpp"

    25 #include "runtime/vmStructs.hpp"

    26 #include "utilities/macros.hpp"

    27 #include "unittest.hpp"

    28 

    29 #if INCLUDE_VM_STRUCTS

    30 TEST(VMStructs, last_entries)  {

    31   // Make sure last entry in the each array is indeed the correct end marker.

    32   // The reason why these are static is to make sure they are zero initialized.

    33   // Putting them on the stack will leave some garbage in the padding of some fields.

    34   static VMStructEntry struct_last_entry = GENERATE_VM_STRUCT_LAST_ENTRY();

    35   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMStructs[VMStructs::localHotSpotVMStructsLength() - 1],

    36                       &struct_last_entry,

    37                       sizeof(VMStructEntry))) << "Incorrect last entry in localHotSpotVMStructs";

    38 

    39   static VMTypeEntry type_last_entry = GENERATE_VM_TYPE_LAST_ENTRY();

    40   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMTypes[VMStructs::localHotSpotVMTypesLength() - 1],

    41                       &type_last_entry,

    42                       sizeof(VMTypeEntry))) << "Incorrect last entry in localHotSpotVMTypes";

    43 

    44   static VMIntConstantEntry int_last_entry = GENERATE_VM_INT_CONSTANT_LAST_ENTRY();

    45   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMIntConstants[VMStructs::localHotSpotVMIntConstantsLength() - 1],

    46                       &int_last_entry,

    47                       sizeof(VMIntConstantEntry))) << "Incorrect last entry in localHotSpotVMIntConstants";

    48 

    49   static VMLongConstantEntry long_last_entry = GENERATE_VM_LONG_CONSTANT_LAST_ENTRY();

    50   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMLongConstants[VMStructs::localHotSpotVMLongConstantsLength() - 1],

    51                       &long_last_entry,

    52                       sizeof(VMLongConstantEntry))) << "Incorrect last entry in localHotSpotVMLongConstants";

    53 }

    54 

    55 TEST(VMStructs, VMTypes_duplicates)  {

    56   // Check for duplicate entries in type array

    57   for (int i = 0; VMStructs::localHotSpotVMTypes[i].typeName != NULL; i++) {

    58     for (int j = i + 1; VMStructs::localHotSpotVMTypes[j].typeName != NULL; j++) {

    59       EXPECT_STRNE(VMStructs::localHotSpotVMTypes[i].typeName, VMStructs::localHotSpotVMTypes[j].typeName)

    60               << "Duplicate entries on indexes " << i << " and " << j;

    61     }

    62   }

    63 }

    64 #endif