[PATCH] D66002: [RISCV] Move architecture parsing code into its own function

[Roger Ferrer Ibanez via Phabricator via cfe-commits]

rogfer01 created this revision.
rogfer01 added reviewers: asb, lenary.
Herald added subscribers: cfe-commits, s.egerton, Jim, benna, psnobl, jocewei, PkmX, rkruppe, the_o, brucehoult, MartinMosbeck, edward-jones, zzheng, MaskRay, jrtc27, shiva0217, kito-cheng, niosHD, sabuasal, apazos, simoncook, johnrusso, rbar.
Herald added a project: clang.

I plan to reuse it in a later patch.

This is almost NFC except a small change in control flow when diagnosing `+d` without `+f`.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D66002

Files:
  clang/lib/Driver/ToolChains/Arch/RISCV.cpp

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