Esempio n. 1
0
 internal ReferenceSizeInfo(ref T t) : base()
 {
     BaseInstance   = Unsafe.BaseInstanceSize <T>();
     Heap           = Unsafe.HeapSize(ref t);
     BaseFieldsSize = Unsafe.BaseFieldsSize <T>();
 }
Esempio n. 2
0
        public void Test()
        {
            string s  = "foo";
            var    mt = Runtime.ReadMethodTable(ref s);

            // Name:        System.String
            // MethodTable: 00007fff1c1a6830
            // EEClass:     00007fff1ba86cb8
            // Size:        32(0x20) bytes
            // File:        C:\WINDOWS\Microsoft.Net\assembly\GAC_64\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll
            // String:      foo
            // Fields:
            //               MT    Field   Offset                 Type VT     Attr            Value Name
            // 00007fff1c1a9180  4000273        8         System.Int32  1 instance                3 m_stringLength
            // 00007fff1c1a79e8  4000274        c          System.Char  1 instance               66 m_firstChar
            // 00007fff1c1a6830  4000278       a0        System.String  0   shared           static Empty
            //                                  >> Domain:Value  0000027796286260:NotInit  <<

            Debug.Assert(mt == (MethodTable *)0x00007fff1c1a6830);
            Debug.Assert(mt->EEClass == (void *)0x00007fff1ba86cb8);
            Debug.Assert(Unsafe.HeapSize(ref s) == 32);

            // Note: SOS's BaseSize is wrong here

            // EEClass:         00007fff1ba86cb8
            // Module:          00007fff1ba81000
            // Name:            System.String
            // mdToken:         0000000002000073
            // File:            C:\WINDOWS\Microsoft.Net\assembly\GAC_64\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll
            // BaseSize:        0x18
            // ComponentSize:   0x2
            // Slots in VTable: 195
            // Number of IFaces in IFaceMap: 7

            //Debug.Assert(mt->BaseSize == 0x18);
            Debug.Assert(mt->ComponentSize == 0x2);
            Debug.Assert(mt->NumInterfaces == 7);

            // Class Name:      System.String
            // mdToken:         0000000002000073
            // File:            C:\WINDOWS\Microsoft.Net\assembly\GAC_64\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll
            // Parent Class:    00007fff1ba86d60
            // Module:          00007fff1ba81000
            // Method Table:    00007fff1c1a6830
            // Vtable Slots:    1b
            // Total Method Slots:  1d
            // Class Attributes:    102101
            // Transparency:        Transparent
            // NumInstanceFields:   2
            // NumStaticFields:     1
            //               MT    Field   Offset                 Type VT     Attr            Value Name
            // 00007fff1c1a9180  4000273        8         System.Int32  1 instance           m_stringLength
            // 00007fff1c1a79e8  4000274        c          System.Char  1 instance           m_firstChar
            // 00007fff1c1a6830  4000278       a0        System.String  0   shared           static Empty
            //                                  >> Domain:Value  0000020aecb433a0:NotInit  <<

            Debug.Assert(mt->Module == (void *)0x00007fff1ba81000);
            Debug.Assert(mt->EEClass->Attributes == 0x102101);

            // 26 = string's base size
            // 6 = (sizeof(char) + sizeof(int))
            // 26 - 6 = 20
            Debug.Assert(mt->EEClass->BaseSizePadding == 20);
            Debug.Assert(Unsafe.BaseFieldsSize <string>() == 6);
            Debug.Assert(Unsafe.BaseInstanceSize <string>() == 26);


            // Name:       C:\WINDOWS\Microsoft.Net\assembly\GAC_64\mscorlib\v4.0_4.0.0.0__b77a5c561934e089\mscorlib.dll
            // Attributes: PEFile
            // Assembly:   0000020aecb938e0
            // LoaderHeap:              0000000000000000
            // TypeDefToMethodTableMap: 00007fff1cdf6ca4
            // TypeRefToMethodTableMap: 00007fff1bde9f18
            // MethodDefToDescMap:      00007fff1cdf925c
            // FieldDefToDescMap:       00007fff1bde9f78
            // MemberRefToDescMap:      0000000000000000
            // FileReferencesMap:       00007fff1ba89720
            // AssemblyReferencesMap:   00007fff1ba89750
            // MetaData start address:  00007fff1c32986c (2834728 bytes)
        }