~lobsters | Bookmarks (54)
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Two interesting XOR circuits inside the Intel 386 processor
Intel's 386 processor (1985) was an important advance in the x86 architecture, not only moving to...
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Reverse engineering the barrel shifter circuit on the Intel 386 processor die
The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to...
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Proposal to add further characters from legacy computers and teletext to Unicode
This document proposes the addition to the UCS of 731 new graphic characters to provide compatibility...
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Original Congruence Closure Paper — egglog Python documentation
In this post, I re-create the examples from the original 1980 paper defining the “congruence closure”...
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Rest in Peace, Optane - Speculative Branches
Intel’s Optane memory modules launched with a lot of fanfare in 2015, and were recently discontinued,...