[PATCH] [ARM64] Enable alignment control option in front-end for ARM64 - Clang.

[Kevin Qin]

Ping...
Is any good idea around my questions? If not, I will commit this patch as
llvm part is approved by Tim. Thanks.


2014-04-24 15:31 GMT+08:00 Kevin Qin <kevinqindev at gmail.com>:

> I modified the CC list to add cfe-commit and llvm-commit, but it seems
> doesn't work. So I manually forward this email. Sorry for any
> inconvenience.
>
>
> ---------- Forwarded message ----------
> From: Kevin Qin <kevinqindev at gmail.com>
> Date: 2014-04-23 18:05 GMT+08:00
> Subject: [PATCH] [ARM64] Enable alignment control option in front-end for
> ARM64 - Clang.
> To: kevinqindev at gmail.com, t.p.northover at gmail.com
> Cc: amara.emerson at arm.com
>
>
> Hi t.p.northover,
>
> Hi Tim and other reviewers,
>
> This patch is to get "-mno-unaligned-access" and "-munaligned-access" work
> in front-end for ARM64 target.
>
> One thing worth to mention is, as ARM and ARM64 shared same command option
> in front end, does it need to share same command option in backend? If we
> decide to do this, the opt option "arm-strict-align" and
> "arm64-strict-align" would be combined to a single opt
> option("arm-strict-align" for example) which is shared in two backends. My
> question is, is it necessary to do this? And if we want do this, how to
> share opt object between two backends in a good way? If there is any other
> idea around this, please let me know. Thanks.
>
> http://reviews.llvm.org/D3466
>
> Files:
>   include/clang/Driver/Options.td
>   lib/Driver/Tools.cpp
>   test/Driver/arm-alignment.c
>
>
>
> --
> Best Regards,
>
> Kevin Qin
>



-- 
Best Regards,

Kevin Qin
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