[all-commits] [llvm/llvm-project] e9f2ba: [RISCV][Codegen] Account for LMUL in Vector floati...

Michael Maitland via All-commits all-commits at lists.llvm.org
Wed Nov 30 11:09:39 PST 2022


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e9f2bac9a07d4104d49b63408014d4e036c614ac
      https://github.com/llvm/llvm-project/commit/e9f2bac9a07d4104d49b63408014d4e036c614ac
  Author: Michael Maitland <michaeltmaitland at gmail.com>
  Date:   2022-11-30 (Wed, 30 Nov 2022)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVInstrInfoV.td
    M llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
    M llvm/lib/Target/RISCV/RISCVScheduleV.td

  Log Message:
  -----------
  [RISCV][Codegen] Account for LMUL in Vector floating-point instructions

It is likley that subtargets act differently for vector floating-point instructions based on the LMUL.
This patch creates seperate SchedRead, SchedWrite, WriteRes, ReadAdvance for each relevant LMUL.

Differential Revision: https://reviews.llvm.org/D137426




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