[PATCH] D142214: [MC] Do not copy MCInstrDescs. NFC.

[Jay Foad via Phabricator via llvm-commits]

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Avoid copying MCInstrDesc instances because a future patch will change
them to find their implicit operands and operand info array based on
their own "this" pointer, so it will only work for MCInstrDescs in the
TargetInsts table, not for a copy of an MCInstrDesc at a different
address.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D142214

Files:
  llvm/include/llvm/MC/MCInstrDesc.h
  llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
  llvm/lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp
  llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
  llvm/lib/Target/AMDGPU/SIInstrInfo.h
  llvm/lib/Target/Lanai/LanaiDelaySlotFiller.cpp
  llvm/lib/Target/SPIRV/MCTargetDesc/SPIRVInstPrinter.cpp
  llvm/lib/Target/SPIRV/MCTargetDesc/SPIRVMCCodeEmitter.cpp
  llvm/unittests/CodeGen/LexicalScopesTest.cpp

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