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Path: ...!weretis.net!feeder9.news.weretis.net!news.quux.org!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail From: dbush <dbush.mobile@gmail.com> Newsgroups: comp.theory Subject: Re: The actual code of HHH Date: Thu, 27 Feb 2025 20:38:37 -0500 Organization: A noiseless patient Spider Lines: 54 Message-ID: <vpr42t$3bgpg$1@dont-email.me> References: <f73c3b97590a4d189e33a2cf255ed3337e56d3cf@i2pn2.org> <vpo6v9$2p51t$1@dont-email.me> <vppb4e$323f6$1@dont-email.me> <vpqcek$37v45$1@dont-email.me> <vpqdlg$382vq$2@dont-email.me> <vpqrg9$3agh2$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Date: Fri, 28 Feb 2025 02:38:37 +0100 (CET) Injection-Info: dont-email.me; posting-host="35f3478644a0ed275bfef6e9d6a5931e"; logging-data="3523376"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19HVphmXR4u8llIRFzyGl4S" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:KCaX3rfdk4G6wfOrCohUu0QamHE= Content-Language: en-US In-Reply-To: <vpqrg9$3agh2$1@dont-email.me> Bytes: 3747 On 2/27/2025 6:12 PM, olcott wrote: > On 2/27/2025 1:15 PM, Fred. Zwarts wrote: >> Op 27.feb.2025 om 19:55 schreef olcott: >>> On 2/27/2025 3:26 AM, Fred. Zwarts wrote: >>>> Op 27.feb.2025 om 00:09 schreef olcott: >>>>> On 2/26/2025 3:52 PM, joes wrote: >>>>>> Since there is so much talk around, but not really about it, >>>>>> let's take a look: >>>>>> https://github.com/plolcott/x86utm/blob/ >>>>>> 48b4cbfeb3f486507276a5fc4e9b10875ab24dbf/Halt7.c#L1081 >>>>>> In line 1137, we compute a flag: >>>>>> u32 Root = Init_Halts_HH(&Aborted, &execution_trace, &decoded, >>>>>> &code_end, >>>>>> (u32)P, &master_state, &slave_state, &slave_stack); >>>>>> In line 918, we find it basically checks for the magic number >>>>>> **execution_trace==0x90909090. What is this unexplained value? >>>>>> >>>>>> We then pass the saved flag in line 1143: >>>>>> if (Decide_Halting_HH(&Aborted, &execution_trace, &decoded, >>>>>> code_end, End_Of_Code, &master_state, &slave_state, &slave_stack, >>>>>> Root)), >>>>>> defined in line 1030. >>>>>> Then we get a switch: >>>>>> 1059 if (Root) // Master UTM halt decider >>>>>> Line 1070 is then conditionally skipped: >>>>>> Needs_To_Be_Aborted_HH((Decoded_Line_Of_Code*)**execution_trace); >>>>>> defined in line 1012, which (on a jmp or call instruction) calls >>>>>> u32 Needs_To_Be_Aborted_Trace_HH(Decoded_Line_Of_Code* >>>>>> execution_trace, >>>>>> Decoded_Line_Of_Code *current) >>>>>> in line 964, where the abort logic lives. (It basically triggers >>>>>> on a call or jump to itself.) >>>>>> >>>>>> So we only abort depending on the address of the execution trace. >>>>>> This makes no sense. Why is that? >>>>>> >>>>> >>>>> DD emulated by HHH according to the behavior that the x86 >>>>> machine code of DD cannot possibly terminate normally thus >>>>> HHH is infallibly correct to report that this DD emulated >>>>> by HHH (not any other DD in the whole freaking universe) >>>>> is not-terminating. >>>> No, it is correct to report that HHH is unable to correctly simulate >>>> this halting program up to its end. >>> >>> That you do not comprehend that infinite recursion >>> DOES NOT END is your ignorance. >> I never said that there is an infinite recursion. > > It seems that you simply lack sufficient technical > competence to understand these things. > Strong words coming from someone who believes there are no natural numbers greater than 10.