Re: [ros-dev] About @KfLowerIrql@4

[art yerkes]

On Wed, 17 Dec 2008 22:57:46 -0800 (PST)
Fan Zhang [e-mail] wrote:
> hi, i'm a newbie of ReacOS.
> I looked a piece of code in syscall.S which is come from 0.2.7 edtion.
>
> /* Raise IRQL to APC_LEVEL */
>     movl $1, %ecx
>     call @KfRaiseIrql@4
>
> could anybody help me explain why the function is decorated by @ in the head?
> and why transfer argument by ecx?

Leading @ is for fastcall convention, which passes arguments in registers.
-- 
art yerkes [e-mail]