Event struct via registers

[Vitaliy Fadeev]

On Saturday, 10 August 2024 at 08:10:10 UTC, Vitaliy Fadeev wrote:
> On Saturday, 10 August 2024 at 08:04:10 UTC, Vitaliy Fadeev 
> wrote:
>> On Saturday, 10 August 2024 at 07:46:46 UTC, Vitaliy Fadeev 
>> wrote:
>>> ## Trouble 1
>>>
>>> Pass the structure through registers ?
>>>
>>> ## Trouble 2
>>>
>>> Wrap the registries in a structure ?
>>> How to implement on D?
>>
>> I try:
>> ...
>> 
>> But i have 0 in r3.
>> I need help converting the structure `Event_2` into 2 `ulong` 
>> parameters `type_code_value`, `r3`.
>
> D online editor: 
> https://run.dlang.io/gist/vitalfadeev/38ffcd289bb87c7e02a4992f698090d0?compiler=dmd

May be `union` ?