Re: eat your own dog food?

[Arnaldo Carvalho de Melo <acme-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

Em Thu, Jan 10, 2008 at 08:55:41AM -0500, jamal escreveu:
> On Thu, 2008-10-01 at 11:39 -0200, Arnaldo Carvalho de Melo wrote:
> > Em Thu, Jan 10, 2008 at 07:42:48AM -0500, jamal escreveu:
> 
> > :-) I'll check that later :-P But some holes are inevitable, the best
> > thing is to try:
> > 
> > [acme@doppio pahole]$ pahole --packable build/pahole
> > argp_child      32      24      8
> > argp_option     48      40      8
> > _IO_FILE        216     208     8
> > [acme@doppio pahole]$
> > 
> > Which is kinda interesting, huh? Only glibc stuff :-)
> 
> hehe;-> damn those dog-food cans.
> 
> > No need for lynching this time. 
> 
> ok;-> 
> 
> > What we have to do is:
> > 
> > . make the addr_size configurable and when the user specifies an
> > addr_size that is different than the one in the DWARF info being
> > processed, fixup it in all the data structures. The --reorganize code
> > already does many kinds of fixups, it would be one more.
> > 
> > . moreover, specify alignment rules, that way the reorganization code
> > would process all the structs, applying this rule.
> > 
> > IOW: its possible, should be fairly easy to implement the addr_size and
> > from that the alignment rules.
> > 
> > I'll try to work on the addr_size first, perhaps this weekend as I've
> > been promising to do way too many things in many fronts :-\
> 
> ok, cool - so i should be able say something like "--add_size 64-bit"
> and it will follow something like the MIPS EABI i posted earlier? [I
> think x86_64 will work the same way too if i am not mistaken].

Exactly, you will be able to change the addr_size, I think that there is
even code that can be right away used for that, lemme check.

- Arnaldo
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