[PATCH] D143394: [RISCV] Add performMULcombine to perform strength-reduction

[Philipp Tomsich via Phabricator via llvm-commits]

philipp.tomsich updated this revision to Diff 495483.
philipp.tomsich marked 4 inline comments as done.
philipp.tomsich added a comment.
Herald added a subscriber: jobnoorman.

- don't try to handle vectors (yet)
- unconditionally insert ANY_EXTEND and TRUNCATE and let later passes clean up


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D143394/new/

https://reviews.llvm.org/D143394

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoXTHead.td

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