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    SubjectRe: Average number of instructions per line of kernel code
    On 30/08/2007, Mohamed Bamakhrama <bamakhrama@gmail.com> wrote:
    > 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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