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SubjectRe: [PATCH] tools/nolibc: x86: Remove `r8`, `r9` and `r10` from the clobber list
On Tue, Oct 12, 2021 at 11:06:38AM +0200, Willy Tarreau wrote:
> Let's indeed wait for any of the x86 maintainers to confirm your
> analysis.

I guess the official doc you guys are looking for is the x86-64 ABI:

and recent pdfs are here:

and there you scroll to

"A.2 AMD64 Linux Kernel Conventions


A.2.1 Calling Conventions"

and that section explains which regs go where.



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