[PATCH] D124248: [libunwind] Add SystemZ support

[Ulrich Weigand via Phabricator via llvm-commits]

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This adds support for the SystemZ (s390x) architecture to libunwind.

Support should be complete with the exception of unwinding from signal handlers.  That will require additional code along the lines of what Arm does, which I'm planning to submit separately.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D124248

Files:
  libunwind/include/__libunwind_config.h
  libunwind/include/libunwind.h
  libunwind/src/Registers.hpp
  libunwind/src/UnwindCursor.hpp
  libunwind/src/UnwindRegistersRestore.S
  libunwind/src/UnwindRegistersSave.S
  libunwind/src/config.h
  libunwind/src/libunwind.cpp

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