[PATCH] D144303: [GlobalISel] Combine out-of-range shifts to undef

Jessica Paquette via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Feb 17 14:45:23 PST 2023


paquette accepted this revision.
paquette added a comment.
This revision is now accepted and ready to land.

I think this seems reasonable?



================
Comment at: llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h:792
 
+  /// Match shifts which greater or equal to the bitwidth of the operation.
+  bool matchShiftsTooBig(MachineInstr &MI);
----------------



Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D144303/new/

https://reviews.llvm.org/D144303



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