Can objdump show friendly symbolic function name?

Richard Sandiford rdsandiford@googlemail.com
Wed Jul 21 18:54:00 GMT 2010


"Maciej W. Rozycki" <macro@linux-mips.org> writes:
> On Mon, 19 Jul 2010, Richard Sandiford wrote:
>> It would certainly be possible to do the same thing in objdump,
>> and FWIW, I did wonder about that when adding the readelf -A GOT dump.
>> The problem is that, in a multi-GOT world, the annotations are only
>> ever going to be a best guess.  If the disassembler sees:
>> 
>>      lw    $2,-32000(gp)
>> 
>> it doesn't in general know whether gp points to the primary
>> (ABI-defined) GOT, or to some secondary GOT.  If it guesses
>> right, the annotation would be useful, but if it guesses wrong,
>> the annotation would be very misleading.  This is different from
>> the current <foo> markers, which are always accurate (or at least,
>> _should_ always be accurate).
>
>  Can the GOT pointer switch between GOTs within a single function?

No.

Richard



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