[PATCH] D94949: [AArch64][RegAllocFast] Add findSpillBefore to TargetRegisterInfo
    Matt Arsenault via Phabricator via llvm-commits 
    llvm-commits at lists.llvm.org
       
    Tue Jan 19 09:58:01 PST 2021
    
    
  
arsenm added inline comments.
================
Comment at: llvm/lib/Target/ARM/ARMRegisterInfo.cpp:22-23
+/// instruction right after the current one, but in the case of ldrex/strex
+/// pairs we need to avoid introducing stores between the exclusive
+/// instructions, otherwise we will invalidate them.
+MachineBasicBlock::iterator
----------------
Could you use a bundle for this?
Repository:
  rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94949/new/
https://reviews.llvm.org/D94949
    
    
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