[PATCH] D117889: [RISCV][RFC] add support for zbkx subextension in MC layer.

[Zircon Liu via Phabricator via llvm-commits]

SForeKeeper updated this revision to Diff 402212.
SForeKeeper edited the summary of this revision.
SForeKeeper added a comment.

Now xperm8 and xperm4 are aliases for xperm.* instructions in Zbp extension. They will be decoded to xperm8 and xperm4 when both extensions are enabled.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D117889/new/

https://reviews.llvm.org/D117889

Files:
  llvm/lib/Support/RISCVISAInfo.cpp
  llvm/lib/Target/RISCV/RISCV.td
  llvm/lib/Target/RISCV/RISCVInstrInfoZb.td
  llvm/lib/Target/RISCV/RISCVSchedRocket.td
  llvm/lib/Target/RISCV/RISCVSchedSiFive7.td
  llvm/lib/Target/RISCV/RISCVSubtarget.h
  llvm/test/CodeGen/RISCV/attributes.ll
  llvm/test/MC/RISCV/attribute-arch.s
  llvm/test/MC/RISCV/rv32zbkx-invalid.s
  llvm/test/MC/RISCV/rv32zbkx-valid.s

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