[PATCH v2] ARC: update definitions in elf/elf.h

[Vineet Gupta]

On 11/21/22 06:30, Adhemerval Zanella Netto wrote:
> On 21/11/22 10:06, Shahab Vahedi via Libc-alpha wrote:
>> While porting ARCv2 to elfutils [1], it was brought up that the
>> necessary changes to the project's libelf/elf.h must come from
>> glibc, because they sync it from glibc [2].  Therefore, this patch
>> is to update ARC entries in elf/elf.h.
>>
>> The majority of the update is about adding new definitions,
>> specially for the relocations.  However, there is one rename, one
>> deletion, and one change:
>>
>> - R_ARC_JUMP_SLOT renamed to R_ARC_JMP_SLOT to match binutils.
>> - R_ARC_B26 removed because it is unused and deprecated.
>> - R_ARC_TLS_DTPOFF_S9 changed from 0x4a to the correct value 0x49.
>>
>> [1]
>> https://sourceware.org/pipermail/elfutils-devel/2022q4/005530.html
>>
>> [2]
>> https://sourceware.org/pipermail/elfutils-devel/2022q4/005548.html
>>
>> Signed-off-by: Shahab Vahedi<shahab at synopsys.com>
> We discussed this briefly on glibc patchwork review meeting [1],
> and if does not trigger any regression it ok to arch maintainers
> to handle such changes.

Shahab as a process followup, can you run the full glibc testsuite w/ 
and w/o this change and post the results summary here. It should be easy 
to do this with hsdk dev board. It can also help find fill the the glibc 
testing log for arc for the upcoming release ;-) as 2.36 [1] seems untested.

-Vineet

[1] https://sourceware.org/glibc/wiki/Release/2.36