[fpc-devel] FPC and Windows Phone 8

Michael Schnell mschnell at lumino.de
Wed Mar 12 15:06:37 CET 2014

On 03/12/2014 02:17 PM, Vsevolod Alekseyev wrote:
> It's one possible implementation, but hardly the only one. In fact, this
> kind of implementation would have testable consequences - specifically, a
> *short* amount of ARM would be able to run unmolested in a debuggerless
> environment - i. e. if no interrupts come while in ARM mode. I'll try it
> when I get a chance.
You can't prevent interrupts when in Usermode. So even a short function 
will crash sometimes.

When you do a non-Thumb function that does not call any other function 
same only can be influenced by an interrupt. So if it crashes at all, 
you know that the interrupt logic of the OS is buggy.


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