Hi everybody,
It doesn’t look like people reached a consensus in the following discussion on the rules for reserved and unallocatable registers:
http://lists.llvm.org/pipermail/llvm-dev/2016-February/095947.html
Does the last message from Matthias reflect the status quo?
http://lists.llvm.org/pipermail/llvm-dev/2016-February/095999.html
Best,
Alex