[PATCH] D46366: AMDGPU: Add D16 instructions preserve unused bits feature

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: lib/Target/AMDGPU/AMDGPU.td:329
+  "true",
+  "D16 instructions preserve unused bits"
+>;
----------------
Should probably note the alternative is to zero them, and specify these are memory instructions


https://reviews.llvm.org/D46366