[PATCH] D22373: [GlobalISel] Introduce a simple instruction selector.

[Ahmed Bougacha via llvm-commits]

ab updated this revision to Diff 65370.
ab marked 6 inline comments as done.
ab added a comment.

Rebase and address Quentin's review comments:

- clear all vreg sizes once, at the end of isel; assert that the class agrees with that size
- expand on some comments
- add TargetPassConfig::addPreGlobalInstructionSelect callback


https://reviews.llvm.org/D22373

Files:
  include/llvm/CodeGen/GlobalISel/GISelAccessor.h
  include/llvm/CodeGen/GlobalISel/InstructionSelect.h
  include/llvm/CodeGen/GlobalISel/InstructionSelector.h
  include/llvm/CodeGen/GlobalISel/RegisterBankInfo.h
  include/llvm/CodeGen/MachineRegisterInfo.h
  include/llvm/CodeGen/TargetPassConfig.h
  include/llvm/InitializePasses.h
  include/llvm/Target/TargetSubtargetInfo.h
  lib/CodeGen/GlobalISel/CMakeLists.txt
  lib/CodeGen/GlobalISel/GlobalISel.cpp
  lib/CodeGen/GlobalISel/InstructionSelect.cpp
  lib/CodeGen/GlobalISel/InstructionSelector.cpp
  lib/CodeGen/GlobalISel/RegisterBankInfo.cpp
  lib/CodeGen/LLVMTargetMachine.cpp
  lib/CodeGen/MachineRegisterInfo.cpp
  lib/Target/AArch64/AArch64InstructionSelector.cpp
  lib/Target/AArch64/AArch64InstructionSelector.h
  lib/Target/AArch64/AArch64Subtarget.cpp
  lib/Target/AArch64/AArch64Subtarget.h
  lib/Target/AArch64/AArch64TargetMachine.cpp
  lib/Target/AArch64/CMakeLists.txt
  lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
  test/CodeGen/AArch64/GlobalISel/arm64-instructionselect.mir

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