[all-commits] [llvm/llvm-project] f1c75e: SystemZ: Handle copies between gr64 and fp64

[Matt Arsenault via All-commits]

  Branch: refs/heads/users/arsenm/systemz/handle-fp64-gr64-physreg-copies
  Home:   https://github.com/llvm/llvm-project
  Commit: f1c75e4b1bec64ddfc4100fc8fabfd2e1d64b560
      https://github.com/llvm/llvm-project/commit/f1c75e4b1bec64ddfc4100fc8fabfd2e1d64b560
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2025-01-29 (Wed, 29 Jan 2025)

  Changed paths:
    M llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
    A llvm/test/CodeGen/SystemZ/copy-phys-reg-fp64-to-gr64.mir
    A llvm/test/CodeGen/SystemZ/copy-phys-reg-gr64-to-fp64.mir

  Log Message:
  -----------
  SystemZ: Handle copies between gr64 and fp64

I'm guessing based on tablegen definitions. I also don't
really understand how this could have been missing.

This defends against regressions in a future peephole-opt
patch.



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