[PATCH] Re-enable a hook in MCELFObjectTargetWriter to allow target-specific relocationtable sorting and use this hook for Mips.
Simon Atanasyan
simon at atanasyan.com
Fri Mar 13 08:10:05 PDT 2015
On Fri, Mar 13, 2015 at 6:05 PM, Rafael EspĂndola
<rafael.espindola at gmail.com> wrote:
>> And it is not possible for a file to mix relocations from these sets? I.E, no file will ever have a R_MIPS16_LO16 and a R_MIPS_HI16? If that is not the case I think there is a bug in gold :-)
>>
>> Well, you can have this in a .S file:
>>
>> lui $2,%hi(sym1)
>> .set mips16
>> li $2,%lo(sym1)
>>
>> Then relocations would be:
>> 00000000 00000605 R_MIPS_HI16 00000000 sym1
>> 00000004 00000669 R_MIPS16_LO16 00000000 sym1
>>
>> so the first relocation wouldn't match the second.
>
> Simon,
>
> It looks like gold would match these. Is that a bug in gold?
Hmm, looks like a bug in gold. It's better to check this code using
gnu bfd linker. I am far from a computer right now and will be able to
do the checking in a few hours.
--
Simon Atanasyan
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