union _INVPCID_DESCRIPTOR// Size=0x10
{
    struct _unnamed_45 IndividualAddress;// Offset=0x0 Size=0x10
    struct _unnamed_46 SingleContext;// Offset=0x0 Size=0x10
    struct _unnamed_47 AllContextAndGlobals;// Offset=0x0 Size=0x10
    struct _unnamed_47 AllContext;// Offset=0x0 Size=0x10
};