[PATCH] D35075: [AArch64] Redundant copy elimination - remove more zero copies.
Andrew Pinski via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Jul 6 11:47:59 PDT 2017
apinski-cavium added a comment.
Why did it not produce:
str wzr, [x2]
Instead? this saves the one instruction like before and also seems better for some better in general as it is not dependent on the subs.
https://reviews.llvm.org/D35075
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