[PATCH] D117957: [AVR] Remove unused register scavenger

[Ayke via Phabricator via llvm-commits]

aykevl added inline comments.


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Comment at: llvm/lib/Target/AVR/AVRInstrInfo.td:1682
 
+    let Constraints = "@earlyclobber $dst" in
     def LPMWRdZ : Pseudo<(outs DREGS
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I tried `$dst != $z` but that led to a "ran out of registers during register allocation" assert. So I'm using `@earlyclobber` instead (even though it is slightly more conservative).


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D117957/new/

https://reviews.llvm.org/D117957