[PATCH] D125504: [AArch64] Add `foldCSELOfCSEl` DAG combine

[Karl Meakin via Phabricator via llvm-commits]

Kmeakin created this revision.
Herald added subscribers: armkevincheng, eric-k256, hiraditya, kristof.beyls.
Herald added a reviewer: sjarus.
Herald added a project: All.
Kmeakin requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D125504

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/Utils/AArch64BaseInfo.h
  llvm/test/CodeGen/AArch64/fpclamptosat.ll
  llvm/test/CodeGen/AArch64/fpclamptosat_vec.ll
  llvm/test/CodeGen/AArch64/fptosi-sat-scalar.ll
  llvm/test/CodeGen/AArch64/fptosi-sat-vector.ll
  llvm/test/CodeGen/AArch64/i128-math.ll
  llvm/test/CodeGen/AArch64/i256-math.ll
  llvm/test/CodeGen/AArch64/sadd_sat_vec.ll
  llvm/test/CodeGen/AArch64/ssub_sat_vec.ll
  llvm/test/CodeGen/AArch64/uadd_sat_vec.ll
  llvm/test/CodeGen/AArch64/usub_sat_vec.ll

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