[PATCH] D94428: [SVE][CodeGen] CTLZ, CTTZ & CTPOP operations (predicates)

[Kerry McLaughlin via Phabricator via llvm-commits]

kmclaughlin created this revision.
kmclaughlin added reviewers: paulwalker-arm, sdesmalen, david-arm.
Herald added subscribers: NickHung, psnobl, hiraditya, tschuett.
Herald added a reviewer: efriedma.
kmclaughlin requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Canonicalise the following operations in getNode() for predicate types:

- CTLZ(Pred)  -> bitwise_NOT(Pred)
- CTTZ(Pred)  -> bitwise_NOT(Pred)
- CTPOP(Pred) -> Pred


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D94428

Files:
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/test/CodeGen/AArch64/sve-bit-counting-pred.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D94428.315830.patch
Type: text/x-patch
Size: 5675 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20210111/9483f452/attachment.bin>