[PATCH] D105687: [Debug-Info] [llvm-dwarfdump] Don't use DW_FORM_data4/8 to encode the constants for DW_AT_data_member_location.

Esme Yi via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jul 9 02:35:03 PDT 2021


Esme created this revision.
Esme added reviewers: probinson, shchenz, dblaikie, aprantl, PowerPC.
Herald added subscribers: cmtice, hiraditya, emaste.
Herald added a reviewer: jhenderson.
Esme requested review of this revision.
Herald added subscribers: llvm-commits, sstefan1, MaskRay.
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Herald added a project: LLVM.

This patch comes from D105469 <https://reviews.llvm.org/D105469>.
In DWARF2/3, the DW_FORM_data4/8 in DW_AT_data_member_location must be interpreted as location-list pointers.
In this patch, we use DW_FORM_udata instead of DW_FORM_data4/8 to encode the constants of DW_AT_data_member_location in DWARF3.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D105687

Files:
  llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
  llvm/test/tools/llvm-dwarfdump/ELF/formclass3-atmemloc.s

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