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From: olcott <polcott333@gmail.com>
Newsgroups: comp.theory
Subject: Re: A state transition diagram proves ...
Date: Thu, 17 Oct 2024 22:47:59 -0500
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On 10/17/2024 10:27 PM, Richard Damon wrote:
> On 10/17/24 9:47 PM, olcott wrote:
>> On 10/17/2024 8:13 PM, Richard Damon wrote:
>>> On 10/17/24 7:31 PM, olcott wrote:
>>>> _DDD()
>>>> [00002172] 55         push ebp      ; housekeeping
>>>> [00002173] 8bec       mov ebp,esp   ; housekeeping
>>>> [00002175] 6872210000 push 00002172 ; push DDD
>>>> [0000217a] e853f4ffff call 000015d2 ; call HHH(DDD)
>>>> [0000217f] 83c404     add esp,+04
>>>> [00002182] 5d         pop ebp
>>>> [00002183] c3         ret
>>>> Size in bytes:(0018) [00002183]
>>>>
>>>> When DDD is correctly emulated by HHH according
>>>> to the semantics of the x86 language DDD cannot
>>>> possibly reach its own machine address [00002183]
>>>> no matter what HHH does.
>>>>
>>>> +-->[00002172]-->[00002173]-->[00002175]-->[0000217a]--+
>>>> +------------------------------------------------------+
>>>>
>>>> That may not line up that same way when view
>>>>
>>>>
>>>>
>>>>
>>>> https://en.wikipedia.org/wiki/State_diagram
>>>>
>>>
>>>
>>> Except that 0000217a doesn't go to 00002172, but to 000015d2
>>>
>>
>> IS THIS OVER YOUR HEAD?
>> What is the first machine address of DDD that HHH
>> emulating itself emulating DDD would reach?
>>
> 
> Yes, HHH EMULATES the code at that address, 

Which HHH emulates what code at which address?

-- 
Copyright 2024 Olcott "Talent hits a target no one else can hit; Genius
hits a target no one else can see." Arthur Schopenhauer