[OE-core] [PATCH] ARMv8-A: Add tune for AArch32 state and AArch64 state

Otavio Salvador otavio.salvador at ossystems.com.br
Tue Mar 29 18:49:14 UTC 2016


On Tue, Mar 29, 2016 at 2:10 PM, Phil Blundell <pb at pbcl.net> wrote:
> On Tue, 2016-03-29 at 18:59 +0300, Dragomir Daniel wrote:
>>
>> arch-arm8a.inc add now support for armv8-A processors which support 2
>> states:
>> 32-bit and 64-bit states. It makes more sense to have support for
>> both states
>> in the same inc file because both refer to the same arch.
>
> OK.  And I assume you feel this is a greater benefit than having the
> 32-bit ARMv8 bits in a single file that could be shared by ARMv8-R and
> ARMv8-M, right?

For now, I think it is indeed better. When we add R and M flavours we
can move the 32 bit for another file if we see the need but we ought
to make it simple now.

>> So, you say that we should not use aarch32 and aarch64 for armv8a,
>> but to use something like armv8a64 and armv8a32?
>
> That would be my preference, but of course it's not my decision to
> make.

I like this as well.

-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
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