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666 points by csmantle | 140 comments
Blog post describing Qwenputer, a Qwen3.5 4B model with a RISC-V CPU compiled into its weights that uses Gated DeltaNet layers as RAM to run code internally.
85 points by usdogu | 40 comments
61 points by mfbx9da4 | 43 comments
84 points by ibobev | 25 comments
120 points by jiegec | 6 comments
A blog post investigating a hardware erratum on the Loongson LA664 CPU where an atomic instruction loses updates, causing an infinite loop while packaging normaliz for Debian.
102 points by pwg | 33 comments
Ken Shirriff blog post examining the Intel 8087 coprocessor's microcode and circuitry for floating-point addition and subtraction, including special cases.
351 points by epestr | 95 comments
GitHub repository for Project Rosenbridge by xoreaxeaxeax, documenting and demonstrating a hardware backdoor found in some x86 CPUs.
454 points by vgel | 142 comments
Blog post by vgel describing the design and architecture of a small C compiler written in about 500 lines of Python.
98 points by pwg | 11 comments
Ken Shirriff's blog post reverse-engineering the Intel 8087 coprocessor's FPTAN tangent instruction, which combines CORDIC with polynomial approximation.
6 points by sebastianconcpt | 2 comments
Blog post by Sebastian Sastre arguing that reading numbers or types from bytes shouldn't require allocating a separate buffer, since eight bytes already are a number.