[PATCH] D100919: [AArch64] Support customizing stack protector guard

[Nick Desaulniers via Phabricator via cfe-commits]

nickdesaulniers updated this revision to Diff 345587.
nickdesaulniers added a comment.
Herald added a subscriber: dang.

- support up to +/- 4096 non-multiples of 8. We could get crazy with psuedo instructions and register scavenging, but this is really overkill; the very first case of positive multiple's of 8 < 32670 will be 99% of the kernel's use case.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100919/new/

https://reviews.llvm.org/D100919

Files:
  clang/include/clang/Basic/CodeGenOptions.h
  clang/include/clang/Driver/Options.td
  clang/lib/CodeGen/BackendUtil.cpp
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/stack-protector-guard.c
  llvm/include/llvm/Target/TargetOptions.h
  llvm/lib/CodeGen/CommandFlags.cpp
  llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
  llvm/test/CodeGen/AArch64/stack-guard-sysreg.ll

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