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From: "Fred. Zwarts" <F.Zwarts@HetNet.nl>
Newsgroups: comp.theory
Subject: Re: DD correctly emulated by HHH --- Totally ignoring invalid
 rebuttals
Date: Tue, 4 Mar 2025 16:08:31 +0100
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Op 04.mrt.2025 om 15:17 schreef olcott:
> On 3/4/2025 3:14 AM, Fred. Zwarts wrote:
>> Op 04.mrt.2025 om 04:07 schreef olcott:
>>> int DD()
>>> {
>>>    int Halt_Status = HHH(DD);
>>>    if (Halt_Status)
>>>      HERE: goto HERE;
>>>    return Halt_Status;
>>> }
>>>
>>> _DD()
>>> [00002133] 55         push ebp      ; housekeeping
>>> [00002134] 8bec       mov ebp,esp   ; housekeeping
>>> [00002136] 51         push ecx      ; make space for local
>>> [00002137] 6833210000 push 00002133 ; push DD
>>> [0000213c] e882f4ffff call 000015c3 ; call HHH(DD)
>>> [00002141] 83c404     add esp,+04
>>> [00002144] 8945fc     mov [ebp-04],eax
>>> [00002147] 837dfc00   cmp dword [ebp-04],+00
>>> [0000214b] 7402       jz 0000214f
>>> [0000214d] ebfe       jmp 0000214d
>>> [0000214f] 8b45fc     mov eax,[ebp-04]
>>> [00002152] 8be5       mov esp,ebp
>>> [00002154] 5d         pop ebp
>>> [00002155] c3         ret
>>> Size in bytes:(0035) [00002155]
>>>
>>> DD correctly emulated by HHH cannot possibly
>>> reach its own "ret" instruction and terminate normally.
>> I wonder why Olcott keeps repeating that HHH fails to reach the 'ret' 
>> instruction, where the direct execution or world-class simulators have 
>> no problem to reach the 'ret' instruction of exactly the same finite 
>> string as input.
> 
> The only valid rebuttal is to show all of the steps of
> exactly how DD correctly emulated by HHH reaches its
> own "ret" instruction.
> 
And that is exactly what Olcott does not show.
So, my claim remains: HHH fails to reach the 'ret' instruction, where 
the direct execution and some world-class simulators have no problem to 
reach it.