[llvm-dev] Error in generating Object Code for implemented assembly vector instructions

hameeza ahmed via llvm-dev llvm-dev at lists.llvm.org
Sat Aug 26 23:41:24 PDT 2017


ok. you have got a wrong impression. i am trying to solve it myself as
well. its just this that i find difficulty in reaching the start point of
binary code generation as there are no .td files involved in this which
means i have to make changes in .cpp directly. now i am looking where the
specific encoding for x86 is implemented in these files. once i get that,
then i won't trouble people more i guess. Also, before asking question i
used to check the llvm group to see whether someone has asked it before
because there is no good help on google or other forums. no such tutorial
either.

Thank you.

On Sun, Aug 27, 2017 at 8:40 AM, Tim Northover <t.p.northover at gmail.com>
wrote:

> Hi Ahmed,
>
> On 26 August 2017 at 12:47, hameeza ahmed via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > Please help. How to resolve above mentioned issues.
>
> Pinging a question after 10 hours is not good practice in LLVM. The
> developer policy  (https://llvm.org/docs/DeveloperPolicy.html)
> suggests roughly weekly for patches, and I see no reason questions on
> llvm-dev should be any different.
>
> In general, if I can be blunt, I don't get the impression you try to
> solve your issues independently before asking here. From what I can
> see your first reaction on seeing an error is to ask on this list what
> code needs to be modified to fix your problem.
>
> We understand that you're probably new to this code, but virtually
> everyone responding here is doing it either in their own time or at
> best with an employer's "engage with OSS" blessing. You're going to
> get a lot more positive responses if you appear to have investigated
> obvious possibilities and actually debugged code before asking for a
> quick fix. You should describe what you've done to work out where the
> source of the error is, and give specific details on why you're stuck
> here.
>
> We really want to help, but we're inevitably going to prioritise
> questions that suggest someone is going to become a useful part of the
> LLVM community. Independent thinking is a big part of that (at least
> for me).
>
> Cheers.
>
> Tim.
>
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