[PATCH] D124274: llvm-reduce: Add pass to remove register uses

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: markus, qcolombet, MatzeB, reames, aeubanks.
Herald added subscribers: luke957, frasercrmck, luismarques, apazos, sameer.abuasal, s.egerton, Jim, jocewei, PkmX, the_o, brucehoult, MartinMosbeck, rogfer01, edward-jones, zzheng, jrtc27, niosHD, sabuasal, simoncook, johnrusso, rbar, asb, mgorny.
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Herald added subscribers: pcwang-thead, wdng.
Herald added a project: LLVM.

Try to delete implicit uses, and undef flags to explicit ones.


https://reviews.llvm.org/D124274

Files:
  llvm/test/tools/llvm-reduce/mir/generic-vreg.mir
  llvm/test/tools/llvm-reduce/mir/instr-reduce.mir
  llvm/test/tools/llvm-reduce/mir/preserve-machine-function-info-riscv.mir
  llvm/test/tools/llvm-reduce/mir/reduce-instruction-flags.mir
  llvm/test/tools/llvm-reduce/mir/reduce-register-uses.mir
  llvm/test/tools/llvm-reduce/mir/subreg-def0.mir
  llvm/test/tools/llvm-reduce/mir/subreg-def1.mir
  llvm/test/tools/llvm-reduce/mir/undef-virt-reg.mir
  llvm/tools/llvm-reduce/CMakeLists.txt
  llvm/tools/llvm-reduce/DeltaManager.cpp
  llvm/tools/llvm-reduce/deltas/ReduceRegisterUses.cpp

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