[PATCH] D67185: [RISCV] Add support for -ffixed-xX flags

[Simon Cook via Phabricator via cfe-commits]

simoncook updated this revision to Diff 223005.
simoncook added a reviewer: luismarques.
simoncook added a comment.

Rebase on top of tree, add @luismarques as reviewer


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67185/new/

https://reviews.llvm.org/D67185

Files:
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/ToolChains/Arch/RISCV.cpp
  clang/test/Driver/riscv-fixed-x-register.c
  llvm/lib/Target/RISCV/RISCV.td
  llvm/lib/Target/RISCV/RISCVFrameLowering.cpp
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVISelLowering.h
  llvm/lib/Target/RISCV/RISCVRegisterInfo.cpp
  llvm/lib/Target/RISCV/RISCVRegisterInfo.h
  llvm/lib/Target/RISCV/RISCVSubtarget.cpp
  llvm/lib/Target/RISCV/RISCVSubtarget.h
  llvm/test/CodeGen/RISCV/reserved-reg-errors.ll
  llvm/test/CodeGen/RISCV/reserved-regs.ll

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