[PATCH] D155916: [RISCV] Remove some instructions from Zvfbfwma by implying Zfbfmin according to the latest spec

[Jun Sha via Phabricator via llvm-commits]

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According to the latest spec, Zvfbfwma requires Zvfbfmin and Zvfbfmin requires Zfbfmin, wiht FLH/FSH/FMV.H.X/HMV.X.H removed from Zvfbfwma.


https://reviews.llvm.org/D155916

Files:
  llvm/lib/Support/RISCVISAInfo.cpp
  llvm/lib/Target/RISCV/RISCVFeatures.td
  llvm/lib/Target/RISCV/RISCVSubtarget.h
  llvm/test/CodeGen/RISCV/attributes.ll
  llvm/test/MC/RISCV/attribute-arch.s
  llvm/test/MC/RISCV/rv64zhinx-invalid.s
  llvm/test/MC/RISCV/rv64zhinxmin-invalid.s
  llvm/test/MC/RISCV/rvv/zvfbfwma.s

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