I've only read one study [1] and its follow-up [2] with code-density benchmarks but according to them (one source), x86-64 is actually one of the denser contemp

I've only read one study [1] and its follow-up [2] with code-density benchmarks but according to them (one source), x86-64 is actually one of the denser contemporary ISA's ... provided that the compiler/programmer is smart enough to adapt to the ISA's quirks. 1. <https://www.researchgate.net/publication/224114307_Code_density_concerns_for_new_architectures https://www.researchgate.net/publication/224114307_Code_dens...> 2. <https://web.eece.maine.edu/~vweaver/papers/iccd09/ll_document.pdf https://web.eece.maine.edu/~vweaver/papers/iccd09/ll_documen...>