- Introduction LoongArch is the general processor architecture of Loongson. The following versions of the LoongArch core are supported core: 3A5000 https://github.com/loongson/LoongArch-Documentation/releases/download/2021.08.17/LoongArch-Vol1-v1.00-EN.pdf We can get the latest loongarch documents at https://github.com/loongson/LoongArch-Documentation/tags.