[PATCH] D114610: [GlobalISel][Utils] Optionally accept alternate COPY opcodes in getDefSrcRegIgnoringCopies

[Jack Andersen via Phabricator via llvm-commits]

jackoalan created this revision.
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Herald added subscribers: hiraditya, rovka.
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Adds optional argument to provide a set of alternate COPY opcodes for 
`getDefSrcRegIgnoringCopies` to recognize. This is useful for instruction 
selection to look through predecessors that will be directly selected as COPY 
once iterated to.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D114610

Files:
  llvm/include/llvm/CodeGen/GlobalISel/Utils.h
  llvm/lib/CodeGen/GlobalISel/Utils.cpp
  llvm/unittests/CodeGen/GlobalISel/GISelUtilsTest.cpp

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