[Lldb-commits] [PATCH] D63667: Support __kernel_rt_sigreturn in frame initialization

[Joseph Tremoulet via Phabricator via lldb-commits]

JosephTremoulet created this revision.
JosephTremoulet added reviewers: labath, jankratochvil, compnerd.
Herald added subscribers: kristof.beyls, javed.absar.
Herald added a reviewer: jfb.
Herald added a project: LLDB.

Add __kernel_rt_sigreturn to the list of trap handlers for Linux (it's
used as such on aarch64 at least).

Skip decrement-and-recompute for trap handlers in
InitializeNonZerothFrame, as signal dispatch may point the child frame's
return address to the start of the return trampoline.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D63667

Files:
  lldb/packages/Python/lldbsuite/test/functionalities/signal/handle-abrt/Makefile
  lldb/packages/Python/lldbsuite/test/functionalities/signal/handle-abrt/TestHandleAbort.py
  lldb/packages/Python/lldbsuite/test/functionalities/signal/handle-abrt/main.c
  lldb/source/Plugins/Platform/Linux/PlatformLinux.cpp
  lldb/source/Plugins/Process/Utility/RegisterContextLLDB.cpp

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