[PATCH] D140439: [BOLT][DWARF] Change rangelists to use DW_RLE_offset_pair

[Alexander Yermolovich via Phabricator via llvm-commits]

ayermolo created this revision.
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Before we always used DW_RLE_startx_length. This is not very efficient and leads
to bigger .debug_addr section. Changed it to use
DW_RLE_base_addressx/DW_RLE_offset_pair.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D140439

Files:
  bolt/include/bolt/Core/DebugData.h
  bolt/lib/Core/DebugData.cpp
  bolt/test/X86/dwarf5-debug-loclists.s
  bolt/test/X86/dwarf5-df-dualcu.test
  bolt/test/X86/dwarf5-df-mono-dualcu.test
  bolt/test/X86/dwarf5-dwarf4-monolithic.test
  bolt/test/X86/dwarf5-locexpr-addrx.s
  bolt/test/X86/dwarf5-loclist-offset-form.test
  bolt/test/X86/dwarf5-multiple-dw-op-addrx-locexpr.s
  bolt/test/X86/dwarf5-split-dwarf4-monolithic.test
  bolt/test/X86/dwarf5-two-loclists.test
  bolt/test/X86/dwarf5-two-rnglists.test

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