[PATCH] D44368: MIR-Canon Idempotent Instruction Hoisting.

[Puyan Lotfi via Phabricator via llvm-commits]

plotfi created this revision.
plotfi added reviewers: bogner, MatzeB, qcolombet.
Herald added subscribers: llvm-commits, javed.absar.

The following patch contains support for hoisting instructions such as:

  %4353:gpr64 = MOVi64imm 4617315517961601024

to the top of the basic block.

These idempotent instructions are sorted alphabetically.


Repository:
  rL LLVM

https://reviews.llvm.org/D44368

Files:
  lib/CodeGen/MIRCanonicalizerPass.cpp
  test/CodeGen/MIR/AArch64/mirCanonIdempotent.mir

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