And conversely you don’t have access to a few things assembly can do: arbitrary ...

pornel on July 4, 2023 | parent | context | favorite | on: Problems of C, and how Zig addresses them

And conversely you don’t have access to a few things assembly can do: arbitrary stack access, PC register, flags. Some operations like bit rotation, zero bit counting, or fancier addressing modes have informal code patterns with a hope they’ll optimize right, but nothing guaranteed in the standard.