Unaligned problem when porting rtems for arm
Sebastian Huber
sebastian.huber at embedded-brains.de
Wed Apr 24 15:33:12 UTC 2013
On 04/24/2013 05:30 PM, Joel Sherrill wrote:
> On 4/24/2013 10:26 AM, Sebastian Huber wrote:
>> On 04/24/2013 04:05 PM, Peng Fan wrote:
>>> Version: arm-rtems4.10-gcc ---- gcc version 4.4.7 20120313
>>>
>>> is okay.
>>>
>> This version does not use the EABI version 5 and is horribly out of date.
>>
>> If you don't want unaligned load/store instructions, then use the
>> -mno-unaligned-access GCC option.
>>
> Asking out of ignorance, is there a chance newilb will include some?
>
This is possible, yes. GCC assumes cores for the ARMv6 and later can cope with
unaligned access.
--
Sebastian Huber, embedded brains GmbH
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