[PATCH] D153757: [RFC][TableGen][GlobalISel] Add Combiner Match Table Backend

[Pierre van Houtryve via Phabricator via llvm-commits]

Pierre-vh created this revision.
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Adds a new backend to power the GISel Combiners using the InstructionSelector's match tables.
This does not depend on any of the data structures created for the current combiner and is intended to replace it entirely.

RFC: https://discourse.llvm.org/t/rfc-matchtable-based-globalisel-combiners/71457/6


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D153757

Files:
  llvm/include/llvm/CodeGen/GlobalISel/GIMatchTableExecutor.h
  llvm/include/llvm/CodeGen/GlobalISel/GIMatchTableExecutorImpl.h
  llvm/test/TableGen/GlobalISelCombinerMatchTableEmitter/match-table.td
  llvm/test/TableGen/GlobalISelCombinerMatchTableEmitter/pattern-parsing-errors.td
  llvm/test/TableGen/GlobalISelCombinerMatchTableEmitter/pattern-parsing.td
  llvm/test/TableGen/GlobalISelEmitter.td
  llvm/utils/TableGen/CMakeLists.txt
  llvm/utils/TableGen/GICombinerEmitter.cpp
  llvm/utils/TableGen/GlobalISel/CombinerUtils.h
  llvm/utils/TableGen/GlobalISelCombinerMatchTableEmitter.cpp
  llvm/utils/TableGen/GlobalISelEmitter.cpp
  llvm/utils/TableGen/GlobalISelMatchTable.cpp
  llvm/utils/TableGen/GlobalISelMatchTable.h
  llvm/utils/TableGen/GlobalISelMatchTableExecutorEmitter.cpp
  llvm/utils/TableGen/GlobalISelMatchTableExecutorEmitter.h

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