[all-commits] [llvm/llvm-project] 862f30: [RISCV] Add ISD::EH_DWARF_CFA

[Shao-Ce SUN via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 862f30a42852a4dea7fde6daff385c5046cca6e6
      https://github.com/llvm/llvm-project/commit/862f30a42852a4dea7fde6daff385c5046cca6e6
  Author: Shao-Ce SUN <sunshaoce at iscas.ac.cn>
  Date:   2022-06-08 (Wed, 08 Jun 2022)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    A llvm/test/CodeGen/RISCV/eh-dwarf-cfa.ll

  Log Message:
  -----------
  [RISCV] Add ISD::EH_DWARF_CFA

Based on D24038.
LLVM has an @llvm.eh.dwarf.cfa intrinsic, used to lower the GCC-compatible __builtin_dwarf_cfa() builtin.

Reviewed By: StephenFan

Differential Revision: https://reviews.llvm.org/D126181