[PATCH] D118304: [Spill2Reg][7/9] MBB live-ins are now being updated.
Guozhi Wei via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Aug 2 16:32:12 PDT 2022
Carrot added inline comments.
================
Comment at: llvm/lib/CodeGen/Spill2Reg.cpp:328
+ if (!MBB->isLiveIn(VectorReg))
+ MBB->addLiveIn(VectorReg);
+ }
----------------
If the reload and spill are in the same BB, like
```
bb6:
spill stack.0
reload stack.0
```
does it adds VectorReg to LiveIn?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D118304/new/
https://reviews.llvm.org/D118304
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