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Change-Id: I5c0e7abaebb9388f7900dbae8bde1b1cd528ac32
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(also see the one in input.e)
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Change-Id: I80910cfdb5e3de6f8b1db69a9c630a21b2f92f4a
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they were not a very effective optimization in light of the log-load stuff
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Change-Id: Ie0b51dddfda2b44c986a078580cc15be88193755
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Force-Push: yes
Change-Id: I5e8d8ae4a6e07c2dfa38abc7b19a962932a210bf
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Force-Push: yes
Change-Id: I11f3eb1079d27a7306d6ed1e8e4b9fd6fb7d3a4a
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Change-Id: Ice00213f2e4b79f9aa44e6ccc5a70d951f7f762d
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it's starting to get concerning how all this stuff needs to go in quine.asm but hopefully the hex transform will fix it
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Change-Id: I840e77c96fa0555bc01b9604d09f5ac4903d48bf
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Change-Id: I0940c0c21580e810716a5f61b95fd520c464ab9e
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this makes it unambiguously a noun phrase
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Change-Id: Ibc24821d70aaf6bc88ae5bf5e864e5b4db94dae5
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so the TODOs are unneeded
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Change-Id: I13d1316d22b52238076d6f17d05062671e4724e4
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Change-Id: I02af0267657cf21fcf4e4d79457645da42f6798d
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that was surprisingly involved, but it feels like the right thing to do
Change-Id: Ia2f38c7278f4237cebd0435d27131fe32dbc3718
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and a useful example one ;)
this also involved fixing the failure cases in input.e to handle EINTR correctly. it required a lot of tracing, but now the expected state of the stack is much better commented for next time.
many thanks to @cks@mastodon.social who found code in the Go compiler which had the details of what's required in regard to the restorer, which made the whole thing work, and to @snowfox@tech.lgbt who did some experimental testing around the exact requirements. both those contributions are reflected in the documentation added with this CL. additional thanks to everyone who chimed in on the fedi thread, your comments kept us going!
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Change-Id: I97fd89426bf807df5565e011d3665f7e904fa138
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this will be necessary to resume after running a signal handler. it had a bug where any error code other than ENOENT would be treated as a number of bytes read, resulting in a negative value for the buffer's logical length. amazingly this didn't crash, but it wasn't great.
anyway now that's all fixed
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Change-Id: I1c2b45d8efd531c121c5695cdf0cc74609c80547
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it needed to be a zero-width assertion, performance notwithstanding
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Change-Id: I033e3671401041406c247dcffa6b244c40544fd7
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at least it's a start :)
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Change-Id: I221a916c8d6ae5ac45c1d884232b31da89584ddc
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also added some instructions it needed
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Change-Id: Ia35280e2696167eb0662a5c3a9dc47840438da56
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this turns out to be fairly involved. hex bootstrap can't come fast enough ;)
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Change-Id: Ide5d2207d745ad07c40d3c9f457cd6b491bfbcf0
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and the transformation alternates were masking that. oops.
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Change-Id: I52a273b83cc00acdf70a20f01aeffc7feee85c76
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with this fix, the first-generation and second-generation builds are precisely identical
it was an unused codeword in the bootstrapped docol, under the label transform, which inadvertently had a value from the host address space. the fix required some creativity.
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Change-Id: I05b373b4231fa093454fa31891784de16d81bb18
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so it's all just high-level flow control now, which makes it load in itself
the output isn't identical on the first self-compilation, but it converges on the second
with this, it is officially self-hosting. WOW.
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Change-Id: Ic14de1dae209b200cada269b07c3826c86fa494f
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Force-Push: yes
Change-Id: I6cf15b4e37b66a04afd5af9dfd9cc3d5eb52b894
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Force-Push: yes
Change-Id: I556334ea34157992d2b21306c941ad432cf41b4c
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haven't checked if it can compile itself yet :)
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Change-Id: I144981a04f09ecd0e9150369663ae8115bd39bdd
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only some of that actually works, but hey, it's a start
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Change-Id: Ib82beb695be1a18de8aaaf3040b7c632851c6002
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doesn't work quite yet. close :)
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Change-Id: I71b6e788790fe2ca8e07dae95e9ad6e39d0664c0
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not fully tried though
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Change-Id: I19b39f2b982fde66863c710b6d458c3bd12bdf4a
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the word "variable" also needed special treatment, in the same way that "keyword" did. it's not immediately clear why.
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Change-Id: I15fae39b1b9ec928281150c76260940717b8e27a
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see dynamic.e, input.e, interpret.e, and flow-control.e
there were a couple things in the log-load transform that need to work in compile mode, too
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Change-Id: I7caac3b9205f36f7e082a3fd280561d67e27942c
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it's in dynamic.e for now
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Change-Id: I4d0c5917eccd58cb881850faee0728d786010c27
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that was a lot
Change-Id: I6ae9c371fe1fe6fd2757d20df73a748339fa89d1
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Change-Id: Iecf4079b9629f9c041b7fe994b1a69b6ef7b6dd0
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wow those were hard ones. it's very squirelly what happens when. hopefully these new and reorganized docs will make it easier to understand next time...
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Change-Id: I8f3b86900ca1794afc3e607c2180dd05ea168cc7
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Change-Id: I3308856db0fd1fc1b066f4e6d9925b4fc8830a4e
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Change-Id: I1fc56015d3f2510157982a4387874f99a77cdc5f
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it's merged into core now. that just made the most sense... a couple of its combinators are too useful to not use once you know about them
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Change-Id: I3857f353a8603960bebbf34f24572e3d5815f0de
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wow!!!!!! wow
making this work required implementing comma and keyword in the log-load transform
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Change-Id: If888d89c23389720840b49b72478e4826a15a269
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also s" and ." work in the label transform, and are used to produce an important error message during the log-load routine, since we can't know whether log-loaded words exist until runtime
sweet, right?
Change-Id: I6a67139538c2cbcef40a1093202b2b4e0ad6febb
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yay
next up is to figure out why calling newly-defined docol-based words with it does not work
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Change-Id: I9c5f50d20f43ad8a15b6db58e046f1e0bb158266
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having some trouble with colon
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Change-Id: I5fc0f4519bdd8de1033e24730f63296d8076782e
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also said feature seems to work, which is flatly astonishing
just a little more now...
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Change-Id: I1bda7e99e524ac73a761859e86e01251e7d17525
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it's more readable
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Change-Id: I4be37c18da174eb1e9016bb1199a2ff2cf93f334
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yay :)
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Change-Id: Iae2e308ed8d786a9586bdc2583a6a9300282abae
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so okay, now all the machine code stuff is implemented and it builds without crashing
the generated executable still crashes though, but this was enough work that it's getting a celebratory check-in
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Change-Id: I201e6912253647da58ef3537c735b478b0dca9fb
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it doesn't work yet, but it's gonna
the reason it doesn't work is that the new helper log-load-variable relies on the assembly-definition words being statically available, and they aren't yet
that's fine though, this is still a huge change, worth checking in. why? well, it represents like 16 hours of debugging which culminated in some very minor changes to the semantics of the label transform, in order to make missing words easier to notice and debug. see comments for details.
woooooo :D
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Change-Id: Id8334819d165ba9e3156ef2bf32008af748eac29
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it generates most of the calls to create and comma, now
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Change-Id: Ib7620dca7a5bc5dd787e940ad18cf48c2a1bd529
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Change-Id: I04dd65a9eec71f9b50c8875bdcbe5d4be59888d5
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it doesn't actually output anything, but it all runs without crashing
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Change-Id: I48f2e647044df0ae3db961c747cee31a8826ecf3
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Change-Id: I273879e9d05260db0603bc5a36970e240f3e366a
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Force-Push: yes
Change-Id: Ia1fe0e6aefaf6776bd69bca4a26ee0df0b555832
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