[all-commits] [llvm/llvm-project] 6c4e70: [lldb][Process] Introduce LoongArch64 hw break/wat...

[wanglei via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6c4e70fcbbb62f38a5aab085634de5faaa5cf729
      https://github.com/llvm/llvm-project/commit/6c4e70fcbbb62f38a5aab085634de5faaa5cf729
  Author: wanglei <wanglei at loongson.cn>
  Date:   2024-12-13 (Fri, 13 Dec 2024)

  Changed paths:
    M lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.cpp
    M lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_loongarch64.h
    M lldb/source/Plugins/Process/Utility/CMakeLists.txt
    A lldb/source/Plugins/Process/Utility/NativeRegisterContextDBReg_loongarch.cpp
    A lldb/source/Plugins/Process/Utility/NativeRegisterContextDBReg_loongarch.h
    M lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerCommon.cpp
    M lldb/source/Target/Process.cpp

  Log Message:
  -----------
  [lldb][Process] Introduce LoongArch64 hw break/watchpoint support

This patch adds support for setting/clearing hardware watchpoints and
breakpoints on LoongArch 64-bit hardware.

Refer to the following document for the hw break/watchpoint:
https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html#control-and-status-registers-related-to-watchpoints

Fix Failed Tests:
  lldb-shell :: Subprocess/clone-follow-child-wp.test
  lldb-shell :: Subprocess/clone-follow-parent-wp.test
  lldb-shell :: Subprocess/fork-follow-child-wp.test
  lldb-shell :: Subprocess/fork-follow-parent-wp.test
  lldb-shell :: Subprocess/vfork-follow-child-wp.test
  lldb-shell :: Subprocess/vfork-follow-parent-wp.test
  lldb-shell :: Watchpoint/ExpressionLanguage.test

Depends on: #118043

Reviewed By: SixWeining

Pull Request: https://github.com/llvm/llvm-project/pull/118770



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