[PATCH] D129728: [llvm-dwp] Add SHF_COMPRESSED support and remove .zdebug support

[Fangrui Song via Phabricator via llvm-commits]

MaskRay created this revision.
MaskRay added reviewers: ayermolo, dblaikie, labath.
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clang 14 removed -gz=zlib-gnu and ld.lld/llvm-objcopy removed .zdebug support
recently. llvm-dwp currently doesn't support SHF_COMPRESSED. Add support and
remove .zdebug support.

Simplify llvm::object::Decompressor which has no .zdebug user now.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D129728

Files:
  llvm/include/llvm/Object/Decompressor.h
  llvm/lib/DWP/DWP.cpp
  llvm/lib/DebugInfo/DWARF/DWARFContext.cpp
  llvm/lib/Object/Decompressor.cpp
  llvm/test/tools/llvm-dwp/Inputs/compress/a.dwo
  llvm/test/tools/llvm-dwp/Inputs/compressfail/a.dwo
  llvm/test/tools/llvm-dwp/Inputs/compressfail/compress.dwo
  llvm/test/tools/llvm-dwp/Inputs/compressfail/compress.o
  llvm/test/tools/llvm-dwp/Inputs/empty_compressed_section.dwo
  llvm/test/tools/llvm-dwp/X86/compress.test
  llvm/test/tools/llvm-dwp/X86/compressfail.test

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