[PATCH] D59434: [GlobalISel] Allow MachineIRBuilder to build subregister copies

[Amara Emerson via Phabricator via llvm-commits]

aemerson created this revision.
aemerson added reviewers: paquette, aditya_nandakumar.
aemerson added a project: LLVM.
Herald added subscribers: Petar.Avramovic, volkan, hiraditya, kristof.beyls, javed.absar, rovka.

This relaxes some asserts about sizes, and adds an optional subreg parameter to buildCopy().

Also update AArch64 instruction selector to use this in places where we previously used MachineInstrBuilder manually.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D59434

Files:
  llvm/include/llvm/CodeGen/GlobalISel/MachineIRBuilder.h
  llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
  llvm/lib/Target/AArch64/AArch64InstructionSelector.cpp

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