CONFIG_FRAME_POINTER on ppc/ppc64?

Kumar Gala kumar.gala at freescale.com
Tue Aug 16 13:41:03 EST 2005


On Aug 15, 2005, at 6:08 PM, Paul Mackerras wrote:

>> Is there any reason we dont allow building with frame pointers on  
>> ppc/
>>
>
>
>> ppc64?
>>
>
> Because -fomit-frame-pointer and -fno-omit-frame-pointer have no
> effect on ppc or ppc64, I assume. :)

I'm assuming that's a guess.  The reason I ask that is my memory  
serves correctly r31 is used as the frame pointer if compiled that  
way.  Maybe some GCC expert can chime in.  I'll copy David Edelsohn  
and see if I get a response :)

- kumar



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