Yes. Ken wrote the first version for the National 32000 (maybe even 16000?) on the Sequent. He ported to the MIPS when we started Plan 9.

-rob


On Fri, Mar 8, 2024 at 12:08 PM Bakul Shah <bakul@iitbombay.org> wrote:
What is the history of Plan9's C compiler? Was it a from scratch implementation?

On Mar 7, 2024, at 4:57 PM, Rob Pike <robpike@gmail.com> wrote:

Chris Fraser and Dave Hanson did LLC and wrote a book about it, very clean and pedagogically valuable.


-rob


On Fri, Mar 8, 2024 at 11:31 AM Warner Losh <imp@bsdimp.com> wrote:


On Thu, Mar 7, 2024 at 5:08 PM Rich Salz <rich.salz@gmail.com> wrote:

Judging from what's at the bitsavers I posted, the source for pcip and this is the backstory to them.

Warner