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test_vmStructs.cpp 
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/*
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 * Copyright (c) 2016, 2024, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#include "precompiled.hpp"
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#include "utilities/macros.hpp"
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#include "unittest.hpp"
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#if INCLUDE_VM_STRUCTS
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#include "runtime/vmStructs.hpp"
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TEST(VMStructs, last_entries)  {
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  // Make sure last entry in the each array is indeed the correct end marker.
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  // The reason why these are static is to make sure they are zero initialized.
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  // Putting them on the stack will leave some garbage in the padding of some fields.
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  static VMStructEntry struct_last_entry = GENERATE_VM_STRUCT_LAST_ENTRY();
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  EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMStructs[VMStructs::localHotSpotVMStructsLength() - 1],
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                      &struct_last_entry,
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                      sizeof(VMStructEntry))) << "Incorrect last entry in localHotSpotVMStructs";
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  static VMTypeEntry type_last_entry = GENERATE_VM_TYPE_LAST_ENTRY();
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  EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMTypes[VMStructs::localHotSpotVMTypesLength() - 1],
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                      &type_last_entry,
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                      sizeof(VMTypeEntry))) << "Incorrect last entry in localHotSpotVMTypes";
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  static VMIntConstantEntry int_last_entry = GENERATE_VM_INT_CONSTANT_LAST_ENTRY();
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  EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMIntConstants[VMStructs::localHotSpotVMIntConstantsLength() - 1],
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                      &int_last_entry,
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                      sizeof(VMIntConstantEntry))) << "Incorrect last entry in localHotSpotVMIntConstants";
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  static VMLongConstantEntry long_last_entry = GENERATE_VM_LONG_CONSTANT_LAST_ENTRY();
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  EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMLongConstants[VMStructs::localHotSpotVMLongConstantsLength() - 1],
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                      &long_last_entry,
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                      sizeof(VMLongConstantEntry))) << "Incorrect last entry in localHotSpotVMLongConstants";
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}
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TEST(VMStructs, VMTypes_duplicates)  {
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  // Check for duplicate entries in type array
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  for (int i = 0; VMStructs::localHotSpotVMTypes[i].typeName != nullptr; i++) {
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    for (int j = i + 1; VMStructs::localHotSpotVMTypes[j].typeName != nullptr; j++) {
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      EXPECT_STRNE(VMStructs::localHotSpotVMTypes[i].typeName, VMStructs::localHotSpotVMTypes[j].typeName)
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              << "Duplicate entries on indexes " << i << " and " << j << " : " << VMStructs::localHotSpotVMTypes[i].typeName;
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    }
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  }
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}
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#endif
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