1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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13  * accompanied this code).
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23 
24 #include "precompiled.hpp"
25 #include "utilities/macros.hpp"
26 #include "unittest.hpp"
27 
28 #if INCLUDE_VM_STRUCTS
29 #include "runtime/vmStructs.hpp"
30 
TEST(VMStructs,last_entries)31 TEST(VMStructs, last_entries)  {
32   // Make sure last entry in the each array is indeed the correct end marker.
33   // The reason why these are static is to make sure they are zero initialized.
34   // Putting them on the stack will leave some garbage in the padding of some fields.
35   static VMStructEntry struct_last_entry = GENERATE_VM_STRUCT_LAST_ENTRY();
36   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMStructs[VMStructs::localHotSpotVMStructsLength() - 1],
37                       &struct_last_entry,
38                       sizeof(VMStructEntry))) << "Incorrect last entry in localHotSpotVMStructs";
39 
40   static VMTypeEntry type_last_entry = GENERATE_VM_TYPE_LAST_ENTRY();
41   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMTypes[VMStructs::localHotSpotVMTypesLength() - 1],
42                       &type_last_entry,
43                       sizeof(VMTypeEntry))) << "Incorrect last entry in localHotSpotVMTypes";
44 
45   static VMIntConstantEntry int_last_entry = GENERATE_VM_INT_CONSTANT_LAST_ENTRY();
46   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMIntConstants[VMStructs::localHotSpotVMIntConstantsLength() - 1],
47                       &int_last_entry,
48                       sizeof(VMIntConstantEntry))) << "Incorrect last entry in localHotSpotVMIntConstants";
49 
50   static VMLongConstantEntry long_last_entry = GENERATE_VM_LONG_CONSTANT_LAST_ENTRY();
51   EXPECT_EQ(0, memcmp(&VMStructs::localHotSpotVMLongConstants[VMStructs::localHotSpotVMLongConstantsLength() - 1],
52                       &long_last_entry,
53                       sizeof(VMLongConstantEntry))) << "Incorrect last entry in localHotSpotVMLongConstants";
54 }
55 
TEST(VMStructs,VMTypes_duplicates)56 TEST(VMStructs, VMTypes_duplicates)  {
57   // Check for duplicate entries in type array
58   for (int i = 0; VMStructs::localHotSpotVMTypes[i].typeName != NULL; i++) {
59     for (int j = i + 1; VMStructs::localHotSpotVMTypes[j].typeName != NULL; j++) {
60       EXPECT_STRNE(VMStructs::localHotSpotVMTypes[i].typeName, VMStructs::localHotSpotVMTypes[j].typeName)
61               << "Duplicate entries on indexes " << i << " and " << j;
62     }
63   }
64 }
65 #endif
66