[PATCH] D20143: New pass: guard widening

Sanjoy Das via llvm-commits llvm-commits at lists.llvm.org
Tue May 17 14:58:13 PDT 2016


sanjoy added a comment.

In http://reviews.llvm.org/D20143#432381, @atrick wrote:

> That really is a low threshold :) LLVM likes to use #6 to limit search depth in other places.


I'd say it is sufficient for now; I'll bump it a bit higher if needed later, or do something more targeted (e.g. only hoist icmp's and arithmetic, since that's the only bits the rest of the pass can handle).


http://reviews.llvm.org/D20143





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