Re: RFC: booleans and the kernel

H. Peter Anvin
2002-01-24T22:05:42Z

Followup to: <Pine.LNX.3.95.1020124165419.1859A-100000@chaos.analogic.com>
By author: "Richard B. Johnson" <root@chaos.analogic.com>
In newsgroup: linux.dev.kernel
>
> Don't you wish!
>
> cmpl $0,8(%ebp) <-------------- Compare against zero.

That's the fastest way in x86 to compare a memory variable against
zero. andl %reg,%reg only works if the value is already in a
register.

-hpa
--
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