Adventures with gcc: code vs object-code size
Don Bowman
don at sandvine.com
Sun Mar 21 16:59:12 PST 2004
From: Garance A Drosihn [mailto:drosih at rpi.edu]
> At 7:35 PM -0500 3/21/04, Don Bowman wrote:
> >From: Garance A Drosihn [mailto:drosih at rpi.edu]
> > >
> >> So maybe this has something to do with how linking is done
> >> for ELF modules. Unfortunately, I need to be concentrating
> >> on something else right now...
> >
> >It's not just bumping you up another module 4K pages? The
> >linker aligns text, data, bss, rodata, etc.
>
> (65) ls -l /bin/ps*
> -r-xr-xr-x 1 root wheel 27100 Mar 20 14:29 /bin/ps
> -r-xr-xr-x 1 root wheel 27296 Mar 21 18:21 /bin/ps-sanscmp
> -r-xr-xr-x 1 root wheel 31204 Mar 21 19:46 /bin/ps-withcmp
>
> The first one is the `ps' before all of my recent changes, the
> second is all of the changes except for that strcmp(), and the
> third adds the strcmp.
and objdump --headers shows?
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