Re: [patch 3/8] mutex subsystem, add atomic_*_call_if_*() to i386

Linus Torvalds
2005-12-21T22:41:48Z

On Wed, 21 Dec 2005, Ingo Molnar wrote:
>
> hm, i thought gcc treats all explicitly used register in the asm as
> clobbered - and i'm using %%eax explicitly for that reason.

Nope, they are totally invisible to gcc afaik. It just sees "%%" and
changes it into "%", and ignores the rest.

Linus