[PATCH] D101005: [AArch64][GlobalISel] Simplify out of range rotate amount.

[Amara Emerson via Phabricator via llvm-commits]

aemerson updated this revision to Diff 339781.
aemerson added a comment.

- Add more tests.
- Factor out the APInt checking part of the constant folder to be used as a query.
- Enable CSEInfo in the postlegalizer combiner so that we don't have to instantiate a constant-folding MIRBuilder.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D101005/new/

https://reviews.llvm.org/D101005

Files:
  llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
  llvm/include/llvm/CodeGen/GlobalISel/Utils.h
  llvm/include/llvm/Target/GlobalISel/Combine.td
  llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
  llvm/lib/CodeGen/GlobalISel/Utils.cpp
  llvm/lib/Target/AArch64/AArch64Combine.td
  llvm/lib/Target/AArch64/GISel/AArch64PostLegalizerCombiner.cpp
  llvm/test/CodeGen/AArch64/GlobalISel/form-bitfield-extract-from-sextinreg.mir
  llvm/test/CodeGen/AArch64/GlobalISel/postlegalizercombiner-rotate.mir

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