[fpc-devel] Threading support and C library under Linux/Unix

[Bernd Mueller]

Michael Schnell wrote:
> On 06/23/2010 04:49 PM, Henry Vermaak wrote:
>> No, SWP is atomic, so the implementation looks good (at a glance).
>>
> 
> Seemingly not on all ARM sub-archs:
> 
>> >From some ARM manual:
> 
>     The ARM7500FE does not use the lock feature available in the ARM701
> macrocell
>     You must take care to ensure that control of the memory is not
> removed from the ARM
>     processor while it is performing this instruction.
> 
the ARM7500FE is ARMv3. I think fpc supports ARMv4 and higher.

Regards, Bernd.