<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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--></style></head><body lang=EN-GB link=blue vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hi,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>In his technical report “Experiments in Computer System Design”, Wirth mentions Chuck Thacker’s Simple-32 architecture (commenting that” appeared as not optimally suited for use with a high-level programming language, at least not without a compiler optimizing register usage”).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>There is a standard document where that architecture is described: “ https://github.com/cambridgehackers/contrib_tiny3/blob/master/Thacker-A_Tiny_Computer-3.pdf ”<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal>(and I found another interesting description of the architecture here: <a href="http://piumarta.com/pov/points-of-view.pdf">http://piumarta.com/pov/points-of-view.pdf</a> at page 123).</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Now, I was wondering if there are (other) comparisons anywhere between Project Oberon and this architecture?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Davide Della Casa<o:p></o:p></p><p class=MsoNormal><a href="http://davidedc.com">http://davidedc.com</a><o:p></o:p></p><p class=MsoNormal><a href="https://github.com/davidedc">https://github.com/davidedc</a><o:p></o:p></p></div></body></html>