[PATCH] D153100: [SPIR-V] Remove OpSelect pattern

[Aleksandr Bezzubikov via Phabricator via llvm-commits]

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Since SPIRV's OpSelect can have arguments of various types
(integer/float,scalar/vector) and it is the only ternary instruction
it's worth selecting it with a simple C++ function instead of a
dag pattern to avoid bothering with extra regclasses supporting its
selection.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D153100

Files:
  llvm/lib/Target/SPIRV/SPIRVInstrInfo.td
  llvm/lib/Target/SPIRV/SPIRVInstructionSelector.cpp
  llvm/lib/Target/SPIRV/SPIRVLegalizerInfo.cpp

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