Pengcheng Wang 1bebb99324
[RISCV] Add B extension (#76893)
It seems that we have `B` extension again:
https://github.com/riscv/riscv-b

According to the spec, `B` extension represents the collection of
the `Zba`, `Zbb`, `Zbs` extensions.

Though it hasn't been ratified, I set its version to `1.0`.
2024-06-11 14:06:23 +08:00
..
2024-06-11 14:06:23 +08:00
2024-05-13 11:25:12 -07:00