On 30/08/2007, Mohamed Bamakhrama <bamakhrama@gmail.com> wrote:
quoted text
> On 8/30/07, Jesper Juhl <jesper.juhl@gmail.com> wrote:
> > On 30/08/2007, Mohamed Bamakhrama <bamakhrama@gmail.com> wrote:
> > > Hi all,
> > > I have a question regarding the average number of assembly
> > > instructions per line of kernel code. I know that this is a difficult
> > > question since it depends on many factors such as the instruction set
> > > architecture, compiler used, optimizations used, type of code, coding
> > > style, etc...
> > > I would like to know a rough estimate for such a quantity for the
> > > kernel 2.4/2.6 code running on MIPS32 architecture.
> > > My estimate is between 5-10 instructions. I googled for such a thing
> > > but couldn't find any useful papers/resources.
> > >
> >
> > Why don't you simply count the number of non-blank non-comment lines
> > in the source files that you are building, build the kernel and then
> > count the number of instructions in the resulting binary ?
>
> Hi,
> I agree with you but is there any way to include ALL the drivers in
> the kernel tree in building the image? Otherwise, I will be counting
> un-used lines.
>
make allyesconfig
make


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Jesper Juhl <jesper.juhl@gmail.com>
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