[PATCH] D101327: [Clang][Driver] validate sysregs for -mstack-protector-guard-reg=

[Nick Desaulniers via Phabricator via cfe-commits]

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In order to support arbitrary AArch64 sysregs for
-mstack-protector-guard-reg=, copy the generated list from
lib/Target/AArch64/AArch64GenSystemOperands.inc's lookupSysRegByName().
This avoids requiring the AArch64 backend to be linked to validate such
registers.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D101327

Files:
  clang/lib/Driver/ToolChains/Arch/AArch64.cpp
  clang/lib/Driver/ToolChains/Arch/AArch64.h
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/stack-protector-guard.c

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