[PATCH] D136930: [RISCV] Support -mcpu/mtune=native

[Wang Pengcheng via Phabricator via cfe-commits]

pcwang-thead updated this revision to Diff 472228.
pcwang-thead added a comment.

- Add release note.
- Add tests to `riscv-cpus.c`.
- Add `getRISCVTargetCPU`.
- Make diagnostic more exact for `native`.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136930/new/

https://reviews.llvm.org/D136930

Files:
  clang/docs/ReleaseNotes.rst
  clang/lib/Driver/ToolChains/Arch/RISCV.cpp
  clang/lib/Driver/ToolChains/Arch/RISCV.h
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/lib/Driver/ToolChains/CommonArgs.cpp
  clang/test/Driver/riscv-cpus.c

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