[PATCH] D93826: [RISCV] Don't print zext.b alias.

[Craig Topper via Phabricator via llvm-commits]

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This alias for andi x, 255 was recently added to the spec. If we
print it, code we output can't be compiled with -fno-integrated-as
unless the GNU assembler is also a version that supports alias.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D93826

Files:
  llvm/lib/Target/RISCV/RISCVInstrInfo.td
  llvm/test/CodeGen/RISCV/alu8.ll
  llvm/test/CodeGen/RISCV/atomic-cmpxchg.ll
  llvm/test/CodeGen/RISCV/atomic-rmw.ll
  llvm/test/CodeGen/RISCV/bswap-ctlz-cttz-ctpop.ll
  llvm/test/CodeGen/RISCV/calling-conv-ilp32-ilp32f-ilp32d-common.ll
  llvm/test/CodeGen/RISCV/calling-conv-lp64-lp64f-lp64d-common.ll
  llvm/test/CodeGen/RISCV/calling-conv-sext-zext.ll
  llvm/test/CodeGen/RISCV/rv32Zbbp.ll
  llvm/test/CodeGen/RISCV/rv64Zbbp.ll
  llvm/test/CodeGen/RISCV/sext-zext-trunc.ll
  llvm/test/MC/RISCV/rv32b-aliases-valid.s
  llvm/test/MC/RISCV/rv32i-aliases-valid.s
  llvm/test/MC/RISCV/rv64b-aliases-valid.s
  llvm/test/MC/RISCV/rv64i-aliases-valid.s

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