[fpc-devel] FPC for Linux-ARM

Henry Vermaak henry.vermaak at gmail.com
Wed Jan 19 17:33:52 CET 2011

On 19/01/11 16:13, Henry Vermaak wrote:
> On 19/01/11 15:56, Michael Schnell wrote:
>> On 01/19/2011 12:03 PM, Felipe Monteiro de Carvalho wrote:
>>> Some phones have hardware floating point, the majority not.
>> I'm not in a position to estimate the counts of Android devices that
>> have an FPU vs those that don't, or suggest that all relevant of them
>> have.
>> But AFAIK, when building the Linux Kernel for AR; chips without FPU, you
>> can include an FPU simulation. With that the user software (other than
>> slower execution) does not notice that there is no FPU. As this only
>> costs some hundred bytes of memory, I do suppose that the Kernel for
>> Android devices might be done in that ways.
> It might, but afaik, it's not. Probably because it's really expensive to
> trap the illegal instructions and emulate them.



More information about the fpc-devel mailing list