[fpc-devel] arm embedded cortexM3 unrecognized opcode

[Nataraj S Narayan]

Hi

May I ask why do we need a CONFIG_OABI_COMPAT=y in the kernel to for fpc to
work on arm-linux?

regards

Nataraj

On Wed, Jul 14, 2010 at 3:42 PM, Jeppe Johansen <jepjoh2 at kom.aau.dk> wrote:

> Well, this is off topic, but ARM is quite a bit backwards compatible. All
> ARM versions are backwards compatible(if we ignore thumb, which fpc doesn't
> support anyway) :)
>
> Geoffrey Barton skrev:
>
>
>> On 14 Jul 2010, at 10:49, Bernd Mueller wrote:
>>
>>  Michael Schnell wrote:
>>>
>>>> On 07/14/2010 11:02 AM, Bernd Mueller wrote:
>>>>
>>>>> ... which could easily be done in gcc btw. ...
>>>>>
>>>> I'm quite sure that FPC's ASM can compile hex constants (using "DC" ???)
>>>>
>>>
>>> that is not the point. You don't wont to bother with (error prone) hex
>>> constants, but want to use the regular assembler mnemonics.
>>>
>>
>> quite right! especially with a processor like the ARM, where it keeps,
>> er.., improving its instruction set between each generation of hardware!
>>
>> rgds,
>> Geoffrey
>>
>>
>>>
>>> Regards, Bernd.
>>>
>>>
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>>>
>>
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>
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