[PATCH] D33766: [globalisel][tablegen] Finish fixing compile-time regressions by merging the matcher and emitter state machines.

[Daniel Sanders via Phabricator via llvm-commits]

dsanders created this revision.
Herald added subscribers: igorb, kristof.beyls.

Also, made a few minor tweaks to shave off a little more cumulative memory consumption:

- All rules share a single NewMIs instead of constructing their own. Only one will end up using it.
- Use MIs.resize(1) instead of MIs.clear();MIs.push_back(I) and prevent GIM_RecordInsn from changing MIs[0].


https://reviews.llvm.org/D33766

Files:
  include/llvm/CodeGen/GlobalISel/InstructionSelector.h
  include/llvm/CodeGen/GlobalISel/InstructionSelectorImpl.h
  lib/CodeGen/GlobalISel/InstructionSelector.cpp
  test/TableGen/GlobalISelEmitter.td
  utils/TableGen/GlobalISelEmitter.cpp

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