[PATCH] Initial ELF/AArch64 Support

[Rui Ueyama]

I'm not an expert of ARM64 so maybe I'm just scratching the surface, but here are my comments.

REPOSITORY
  rL LLVM

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Comment at: lib/ReaderWriter/ELF/AArch64/AArch64ExecutableWriter.h:22
@@ +21,3 @@
+  AArch64ExecutableWriter(AArch64LinkingContext &context,
+                         AArch64TargetLayout<ELFT> &layout);
+
----------------
Indentation error? Please run clang-format on the files.

================
Comment at: lib/ReaderWriter/ELF/AArch64/AArch64ExecutableWriter.h:26
@@ +25,3 @@
+  // Add any runtime files and their atoms to the output
+  virtual bool createImplicitFiles(std::vector<std::unique_ptr<File>> &);
+
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I think this function overrides ExecutableWriter::createImplicitFiles. If a member function overrides, don't write "virtual" but add "override". That applies to other functions too.

================
Comment at: lib/ReaderWriter/ELF/AArch64/AArch64RelocationHandler.cpp:66
@@ +65,3 @@
+  llvm::dbgs() << " immlo: " << Twine::utohexstr(immlo);
+  llvm::dbgs() << " result: " << result << "\n");
+  *reinterpret_cast<llvm::support::little32_t *>(location) =
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Debug leftover?

http://reviews.llvm.org/D4778