private void BuildX86(BuildEntry entry)
        {
            int methodRID = _state.MethodDefHash.IndexOf(entry.MethodSignature) + 1;

            // Add fixup entry
            var fixup = new VTableFixupEntry();

            fixup.Type = VTableFixupType.SlotSize32Bit | VTableFixupType.FromUnmanaged;
            fixup.Add(MetadataToken.Get(MetadataTokenType.Method, methodRID));
            _state.VTableFixupTable.Add(fixup);

            int pos = _codeBlob.Length;

            if (pos > 0)
            {
                pos = pos.Align(0x10);
            }

            PE.Fixups.Add(new X86Fixup(_codeBlob, pos, fixup));

            // jmp
            _state.ExportTable.AddRVAEntry(entry.MethodName, _codeBlob, pos);
            _codeBlob.Write(ref pos, new byte[] { 0xFF, 0x25 });

            // VA of method (through VTable)
            _state.RelocTable.Add(_codeBlob, pos, BaseRelocationType.HIGHLOW);
            _codeBlob.Write(ref pos, (uint)0);
        }
        private void BuildIA64(BuildEntry entry)
        {
            int methodRID = _state.MethodDefHash.IndexOf(entry.MethodSignature) + 1;

            // Add fixup entry
            var fixup = new VTableFixupEntry();

            fixup.Type = VTableFixupType.SlotSize64Bit | VTableFixupType.FromUnmanaged;
            fixup.Add(MetadataToken.Get(MetadataTokenType.Method, methodRID));
            _state.VTableFixupTable.Add(fixup);

            int pos = _codeBlob.Length;

            if (pos > 0)
            {
                pos = pos.Align(0x10);
            }

            PE.Fixups.Add(new IA64Fixup(_codeBlob, pos, fixup));

            // IA64 stub
            // ld8    r9  = [gp]    ;;
            // ld8    r10 = [r9],8
            // nop.i                ;;
            // ld8    gp  = [r9]
            // mov    b6  = r10
            // br.cond.sptk.few  b6
            _codeBlob.Write(ref pos,
                            new byte[]
            {
                0x0B, 0x48, 0x00, 0x02, 0x18, 0x10, 0xA0, 0x40,
                0x24, 0x30, 0x28, 0x00, 0x00, 0x00, 0x04, 0x00,
                0x10, 0x08, 0x00, 0x12, 0x18, 0x10, 0x60, 0x50,
                0x04, 0x80, 0x03, 0x00, 0x60, 0x00, 0x80, 0x00,
            });

            // VA of IA64 stub
            _state.ExportTable.AddRVAEntry(entry.MethodName, _codeBlob, pos);
            _state.RelocTable.Add(_codeBlob, pos, BaseRelocationType.DIR64);
            _codeBlob.Write(ref pos, (ulong)0);

            // VA of method (through VTable)
            _state.RelocTable.Add(_codeBlob, pos, BaseRelocationType.DIR64);
            _codeBlob.Write(ref pos, (ulong)0);
        }