RE: [avr-gcc-list] Re: [avr-libc-dev] [bug #29774] prologue/epilogue stack pointer manipulation not interrupt safe in XMega

[Weddington, Eric]

> -----Original Message-----
> From: Georg Lay [mailto:address@hidden 
> Sent: Thursday, June 10, 2010 8:32 AM
> To: Weddington, Eric
> Cc: Bob Paddock; Stu Bell; address@hidden; 
> address@hidden
> Subject: Re: [avr-gcc-list] Re: [avr-libc-dev] [bug #29774] 
> prologue/epilogue stack pointer manipulation not interrupt 
> safe in XMega
> 
> 
> To what SVN version can this patch be applied?

It's a gcc patch to 4.4.3.
 
> As far as I see the SP handling in movhi_sp_r_irq_off, 
> movhi_sp_r_irq_on
> is not changed. These insns get emitted in function prologue 
> for SIGNAL
> resp. INTERRUPT.

Yes, I'm fixing that today (along with another bug), and I'll post a new patch.