| //===-- UnwindMacOSXFrameBackchain.h ----------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef lldb_UnwindMacOSXFrameBackchain_h_ |
| #define lldb_UnwindMacOSXFrameBackchain_h_ |
| |
| // C Includes |
| // C++ Includes |
| #include <vector> |
| |
| // Other libraries and framework includes |
| |
| // Project includes |
| #include "lldb/lldb-private.h" |
| #include "lldb/Target/Unwind.h" |
| |
| class UnwindMacOSXFrameBackchain : public lldb_private::Unwind |
| { |
| public: |
| UnwindMacOSXFrameBackchain (lldb_private::Thread &thread); |
| |
| virtual |
| ~UnwindMacOSXFrameBackchain() |
| { |
| } |
| |
| virtual void |
| Clear() |
| { |
| m_cursors.clear(); |
| } |
| |
| virtual uint32_t |
| GetFrameCount(); |
| |
| bool |
| GetFrameInfoAtIndex (uint32_t frame_idx, |
| lldb::addr_t& cfa, |
| lldb::addr_t& pc); |
| |
| lldb_private::RegisterContext * |
| CreateRegisterContextForFrame (lldb_private::StackFrame *frame); |
| |
| lldb_private::Thread & |
| GetThread(); |
| |
| protected: |
| friend class RegisterContextMacOSXFrameBackchain; |
| |
| typedef struct Cursor |
| { |
| lldb::addr_t pc; // Program counter |
| lldb::addr_t fp; // Frame pointer for us with backchain |
| }; |
| |
| private: |
| std::vector<Cursor> m_cursors; |
| |
| size_t |
| GetStackFrameData_i386 (lldb_private::StackFrame *first_frame); |
| |
| size_t |
| GetStackFrameData_x86_64 (lldb_private::StackFrame *first_frame); |
| |
| //------------------------------------------------------------------ |
| // For UnwindMacOSXFrameBackchain only |
| //------------------------------------------------------------------ |
| DISALLOW_COPY_AND_ASSIGN (UnwindMacOSXFrameBackchain); |
| }; |
| |
| #endif // lldb_UnwindMacOSXFrameBackchain_h_ |