[all-commits] [llvm/llvm-project] 49c5f4: SystemZ: Fold copy of vector immediate to gr128 (#...

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 49c5f4d56a89278fcc426cabbeeec33e0915980e
      https://github.com/llvm/llvm-project/commit/49c5f4d56a89278fcc426cabbeeec33e0915980e
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2024-05-03 (Fri, 03 May 2024)

  Changed paths:
    M llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
    M llvm/lib/Target/SystemZ/SystemZInstrInfo.h
    A llvm/test/CodeGen/SystemZ/fold-copy-vector-immediate.mir

  Log Message:
  -----------
  SystemZ: Fold copy of vector immediate to gr128 (#90706)

If materializing a constant in a vector register that is just
going to be copied to general registers, directly materialize
the immediate in the gpr. This will avoid a few lit test regressions
in a future commit.



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