Messages in this thread | | | Date | Tue, 25 Nov 2014 11:45:41 +0000 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH] ARM: Add unwinding support for memmove function |
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On Mon, Nov 24, 2014 at 09:45:56PM +0800, Lin Yongting wrote: > @@ -27,12 +28,17 @@ > */ > > ENTRY(memmove) > + UNWIND( .fnstart ) > > subs ip, r0, r1 > cmphi r2, ip > bls memcpy > > stmfd sp!, {r0, r4, lr} > + UNWIND( .fnend ) > + > + UNWIND( .fnstart ) > + UNWIND( .save {r0, r4, lr} ) @ in first stmfd block
This is pretty horrid, but I guess it's necessary due to how the unwinder works. If no one has any objections, please drop it in the patch system and I'll queue it for the next merge window.
Thanks.
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