[PATCH] D140370: [VP][RISCV] Add vp.ctlz/cttz and RISC-V support.

[Yeting Kuo via Phabricator via llvm-commits]

fakepaper56 updated this revision to Diff 484469.
fakepaper56 added a comment.

Suppot is_zero_poison for vp.ctlz/cttz.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140370/new/

https://reviews.llvm.org/D140370

Files:
  llvm/docs/LangRef.rst
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/include/llvm/IR/Intrinsics.td
  llvm/include/llvm/IR/VPIntrinsics.def
  llvm/lib/CodeGen/SelectionDAG/LegalizeVectorOps.cpp
  llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
  llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
  llvm/test/Analysis/CostModel/RISCV/int-bit-manip.ll
  llvm/test/CodeGen/RISCV/rvv/ctlz-vp.ll
  llvm/test/CodeGen/RISCV/rvv/cttz-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-ctlz-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-cttz-vp.ll
  llvm/unittests/IR/VPIntrinsicTest.cpp