[PATCH] D31359: [GlobalISel]: Allow backends to custom legalize Intrinsics

[Tim Northover via Phabricator via llvm-commits]

t.p.northover added a comment.

> The other (easier) approach is to reportGlobalISelFailure on intermediate instructions whenever we're unable to legalize/Lower them.

Is this all accounting for the fact that you may not know if you can legalize an intrinsic before you've already erased it? Seems like a bit of an odd situation to be in if so.


Repository:
  rL LLVM

https://reviews.llvm.org/D31359