[PATCH] D68290: [RISCV] WIP better estimate size of outlined block with C extension enabled

[Ana Pazos via Phabricator via llvm-commits]

apazos created this revision.
Herald added subscribers: llvm-commits, pzheng, s.egerton, lenary, Jim, benna, psnobl, jocewei, PkmX, rkruppe, the_o, brucehoult, MartinMosbeck, rogfer01, edward-jones, zzheng, MaskRay, shiva0217, kito-cheng, niosHD, sabuasal, simoncook, johnrusso, rbar, asb, hiraditya.
Herald added a project: LLVM.

Compressed Inst Emitter tablegen backend generates a new function,
isCompressableInst, which is used to better estimate the size of
outlined block when C extension is enabled.

Fixed missing ImmLeaf predicates.


https://reviews.llvm.org/D68290

Files:
  llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoC.td
  llvm/utils/TableGen/RISCVCompressInstEmitter.cpp

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