[all-commits] [llvm/llvm-project] 4aabbc: [X86] Flatten WriteShift/Rotate SchedRW defs

Simon Pilgrim via All-commits all-commits at lists.llvm.org
Mon Nov 7 04:30:08 PST 2022


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4aabbc0c85b6c188d6cf9b45d548fbfb149dbc62
      https://github.com/llvm/llvm-project/commit/4aabbc0c85b6c188d6cf9b45d548fbfb149dbc62
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-11-07 (Mon, 07 Nov 2022)

  Changed paths:
    M llvm/lib/Target/X86/X86InstrShiftRotate.td

  Log Message:
  -----------
  [X86] Flatten WriteShift/Rotate SchedRW defs

Some "inner" defs were being overriding "outer" SchedRW defs, making it very tricky to track what schedule was being used.

Noticed as I'm trying to remove a lot of unnecessary shift/rotate RMW overrides from the scheduler models




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