[OpenBIOS] [PATCH] ppc: force target CPU

Mark Cave-Ayland mark.cave-ayland at ilande.co.uk
Tue Feb 2 22:22:23 CET 2016


On 22/01/16 15:05, Andreas Färber wrote:

> Am 22.01.2016 um 14:59 schrieb Mark Cave-Ayland:
>> On 20/01/16 08:33, Laurent Vivier wrote:
>>> Le 19/01/2016 21:33, Mark Cave-Ayland a écrit :
>>>> Great! If we go with Segher's suggestion for 64-bit then we end up with
>>>> this:
>>>>
>>>> 32-bit: -mcpu=604
>>>> 64-bit: -mcpu=970 -mno-altivec
>>>
>>> I think you can use "-mcpu=power4" here, this is the old default value
>>> for gcc.
>>
>> It seems they are effectively the same, so I don't have any strong
>> preference either way.
> 
> I prefer Mark's explicit variant, ideally with some explanatory comment.

There hasn't been any further discussion, so I've just posted an updated
version of the patch based on Andreas' comments. Barring any objections,
I'll commit this to SVN trunk tomorrow evening.


ATB,

Mark.




More information about the OpenBIOS mailing list