[PATCH] D17350: [AArch64][ShrinkWrap] Fix bug in prolog clobbering live reg when shrink wrapping.

[Quentin Colombet via llvm-commits]

qcolombet added a comment.

Hi Geoff,

I believe Tim is right.
We want to restrict ourselves to the set of caller-saved registers to avoid that.

Cheers,
Q.


http://reviews.llvm.org/D17350