[PATCH] D49239: [ARM] SADD16 support in ParallelDSP

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

> I think this should go as a subtarget feature so this can be used across this pass and ARMCodeGenPrepare

A subtarget feature for what exactly?  "+my-code-does-not-read-ge-flags"?  If we're going to provide the builtins in clang, they should automatically work correctly without the user doing something weird.


https://reviews.llvm.org/D49239