[all-commits] [llvm/llvm-project] 905bb5: [RISCV][FPEnv] Lowering of fpmode intrinsics (#148...

[Serge Pavlov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 905bb5bddb690765cab5416d55ab017d7c832eb3
      https://github.com/llvm/llvm-project/commit/905bb5bddb690765cab5416d55ab017d7c832eb3
  Author: Serge Pavlov <sepavloff at gmail.com>
  Date:   2025-07-16 (Wed, 16 Jul 2025)

  Changed paths:
    M llvm/lib/Target/RISCV/MCTargetDesc/RISCVBaseInfo.h
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    M llvm/lib/Target/RISCV/RISCVInstrInfo.td
    M llvm/test/CodeGen/RISCV/fpenv-xlen.ll

  Log Message:
  -----------
  [RISCV][FPEnv] Lowering of fpmode intrinsics (#148569)

The change implements custom lowering of `get_fpmode`, `set_fpmode` and
`reset_fpmode` for RISCV target. The implementation is aligned with the
functions `fegetmode` and `fesetmode` in GLIBC.



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