union _INVPCID_DESCRIPTOR// Size=0x10
{
    struct _unnamed_43 IndividualAddress;// Offset=0x0 Size=0x10
    struct _unnamed_44 SingleContext;// Offset=0x0 Size=0x10
    struct _unnamed_45 AllContextAndGlobals;// Offset=0x0 Size=0x10
    struct _unnamed_45 AllContext;// Offset=0x0 Size=0x10
};