diff options
Diffstat (limited to 'lldb/include/lldb/Core/Address.h')
| -rw-r--r-- | lldb/include/lldb/Core/Address.h | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/lldb/include/lldb/Core/Address.h b/lldb/include/lldb/Core/Address.h index 6cadf72c7ff..aca73a7c9b9 100644 --- a/lldb/include/lldb/Core/Address.h +++ b/lldb/include/lldb/Core/Address.h @@ -50,7 +50,6 @@ struct LineEntry; namespace lldb_private { -//---------------------------------------------------------------------- /// \class Address Address.h "lldb/Core/Address.h" /// A section + offset based address class. /// @@ -78,13 +77,10 @@ namespace lldb_private { /// load addresses of the main executable and any images (shared libraries) /// will be resolved/unresolved. When this happens, breakpoints that are in /// one of these sections can be set/cleared. -//---------------------------------------------------------------------- class Address { public: - //------------------------------------------------------------------ /// Dump styles allow the Address::Dump(Stream *,DumpStyle) const function /// to display Address contents in a variety of ways. - //------------------------------------------------------------------ typedef enum { DumpStyleInvalid, ///< Invalid dump style DumpStyleSectionNameOffset, ///< Display as the section name + offset. @@ -127,26 +123,21 @@ public: ///< dereferenced address using DumpStyleResolvedDescription } DumpStyle; - //------------------------------------------------------------------ /// Default constructor. /// /// Initialize with a invalid section (NULL) and an invalid offset /// (LLDB_INVALID_ADDRESS). - //------------------------------------------------------------------ Address() : m_section_wp(), m_offset(LLDB_INVALID_ADDRESS) {} - //------------------------------------------------------------------ /// Copy constructor /// /// Makes a copy of the another Address object \a rhs. /// /// \param[in] rhs /// A const Address object reference to copy. - //------------------------------------------------------------------ Address(const Address &rhs) : m_section_wp(rhs.m_section_wp), m_offset(rhs.m_offset) {} - //------------------------------------------------------------------ /// Construct with a section pointer and offset. /// /// Initialize the address with the supplied \a section and \a offset. @@ -157,7 +148,6 @@ public: /// /// \param[in] offset /// The offset in bytes into \a section. - //------------------------------------------------------------------ Address(const lldb::SectionSP §ion_sp, lldb::addr_t offset) : m_section_wp(), // Don't init with section_sp in case section_sp is // invalid (the weak_ptr will throw) @@ -166,7 +156,6 @@ public: m_section_wp = section_sp; } - //------------------------------------------------------------------ /// Construct with a virtual address and section list. /// /// Initialize and resolve the address with the supplied virtual address \a @@ -177,12 +166,10 @@ public: /// /// \param[in] section_list /// A list of sections, one of which may contain the \a file_addr. - //------------------------------------------------------------------ Address(lldb::addr_t file_addr, const SectionList *section_list); Address(lldb::addr_t abs_addr); -//------------------------------------------------------------------ /// Assignment operator. /// /// Copies the address value from another Address object \a rhs into \a this @@ -193,21 +180,17 @@ public: /// /// \return /// A const Address object reference to \a this. -//------------------------------------------------------------------ const Address &operator=(const Address &rhs); - //------------------------------------------------------------------ /// Clear the object's state. /// /// Sets the section to an invalid value (NULL) and an invalid offset /// (LLDB_INVALID_ADDRESS). - //------------------------------------------------------------------ void Clear() { m_section_wp.reset(); m_offset = LLDB_INVALID_ADDRESS; } - //------------------------------------------------------------------ /// Compare two Address objects. /// /// \param[in] lhs @@ -220,7 +203,6 @@ public: /// \li -1 if lhs < rhs /// \li 0 if lhs == rhs /// \li 1 if lhs > rhs - //------------------------------------------------------------------ static int CompareFileAddress(const Address &lhs, const Address &rhs); static int CompareLoadAddress(const Address &lhs, const Address &rhs, @@ -239,7 +221,6 @@ public: } }; - //------------------------------------------------------------------ /// Dump a description of this object to a Stream. /// /// Dump a description of the contents of this object to the supplied stream @@ -262,14 +243,12 @@ public: /// in such cases. /// /// \see Address::DumpStyle - //------------------------------------------------------------------ bool Dump(Stream *s, ExecutionContextScope *exe_scope, DumpStyle style, DumpStyle fallback_style = DumpStyleInvalid, uint32_t addr_byte_size = UINT32_MAX) const; AddressClass GetAddressClass() const; - //------------------------------------------------------------------ /// Get the file address. /// /// If an address comes from a file on disk that has section relative @@ -280,10 +259,8 @@ public: /// The valid file virtual address, or LLDB_INVALID_ADDRESS if /// the address doesn't have a file virtual address (image is /// from memory only with no representation on disk). - //------------------------------------------------------------------ lldb::addr_t GetFileAddress() const; - //------------------------------------------------------------------ /// Get the load address. /// /// If an address comes from a file on disk that has section relative @@ -296,10 +273,8 @@ public: /// \return /// The valid load virtual address, or LLDB_INVALID_ADDRESS if /// the address is currently not loaded. - //------------------------------------------------------------------ lldb::addr_t GetLoadAddress(Target *target) const; - //------------------------------------------------------------------ /// Get the load address as a callable code load address. /// /// This function will first resolve its address to a load address. Then, if @@ -312,11 +287,9 @@ public: /// \return /// The valid load virtual address, or LLDB_INVALID_ADDRESS if /// the address is currently not loaded. - //------------------------------------------------------------------ lldb::addr_t GetCallableLoadAddress(Target *target, bool is_indirect = false) const; - //------------------------------------------------------------------ /// Get the load address as an opcode load address. /// /// This function will first resolve its address to a load address. Then, if @@ -332,21 +305,17 @@ public: /// The valid load virtual address with extra callable bits /// removed, or LLDB_INVALID_ADDRESS if the address is currently /// not loaded. - //------------------------------------------------------------------ lldb::addr_t GetOpcodeLoadAddress( Target *target, AddressClass addr_class = AddressClass::eInvalid) const; - //------------------------------------------------------------------ /// Get the section relative offset value. /// /// \return /// The current offset, or LLDB_INVALID_ADDRESS if this address /// doesn't contain a valid offset. - //------------------------------------------------------------------ lldb::addr_t GetOffset() const { return m_offset; } - //------------------------------------------------------------------ /// Check if an address is section offset. /// /// When converting a virtual file or load address into a section offset @@ -358,12 +327,10 @@ public: /// \return /// Returns \b true if the address has a valid section and /// offset, \b false otherwise. - //------------------------------------------------------------------ bool IsSectionOffset() const { return IsValid() && (GetSection().get() != nullptr); } - //------------------------------------------------------------------ /// Check if the object state is valid. /// /// A valid Address object contains either a section pointer and @@ -373,18 +340,14 @@ public: /// \return /// Returns \b true if the offset is valid, \b false /// otherwise. - //------------------------------------------------------------------ bool IsValid() const { return m_offset != LLDB_INVALID_ADDRESS; } - //------------------------------------------------------------------ /// Get the memory cost of this object. /// /// \return /// The number of bytes that this object occupies in memory. - //------------------------------------------------------------------ size_t MemorySize() const; - //------------------------------------------------------------------ /// Resolve a file virtual address using a section list. /// /// Given a list of sections, attempt to resolve \a addr as an offset into @@ -393,11 +356,9 @@ public: /// \return /// Returns \b true if \a addr was able to be resolved, \b false /// otherwise. - //------------------------------------------------------------------ bool ResolveAddressUsingFileSections(lldb::addr_t addr, const SectionList *sections); - //------------------------------------------------------------------ /// Set the address to represent \a load_addr. /// /// The address will attempt to find a loaded section within \a target that @@ -423,7 +384,6 @@ public: /// address to not resolve to a section in a module, this often /// happens for JIT'ed code, or any load addresses on the stack /// or heap. - //------------------------------------------------------------------ bool SetLoadAddress(lldb::addr_t load_addr, Target *target, bool allow_section_end = false); @@ -434,26 +394,21 @@ public: bool SetCallableLoadAddress(lldb::addr_t load_addr, Target *target); - //------------------------------------------------------------------ /// Get accessor for the module for this address. /// /// \return /// Returns the Module pointer that this address is an offset /// in, or NULL if this address doesn't belong in a module, or /// isn't resolved yet. - //------------------------------------------------------------------ lldb::ModuleSP GetModule() const; - //------------------------------------------------------------------ /// Get const accessor for the section. /// /// \return /// Returns the const lldb::Section pointer that this address is an /// offset in, or NULL if this address is absolute. - //------------------------------------------------------------------ lldb::SectionSP GetSection() const { return m_section_wp.lock(); } - //------------------------------------------------------------------ /// Set accessor for the offset. /// /// \param[in] offset @@ -461,7 +416,6 @@ public: /// /// \return /// Returns \b true if the offset changed, \b false otherwise. - //------------------------------------------------------------------ bool SetOffset(lldb::addr_t offset) { bool changed = m_offset != offset; m_offset = offset; @@ -481,21 +435,18 @@ public: return false; } - //------------------------------------------------------------------ /// Set accessor for the section. /// /// \param[in] section /// A new lldb::Section pointer to use as the section base. Can /// be NULL for absolute addresses that are not relative to /// any section. - //------------------------------------------------------------------ void SetSection(const lldb::SectionSP §ion_sp) { m_section_wp = section_sp; } void ClearSection() { m_section_wp.reset(); } - //------------------------------------------------------------------ /// Reconstruct a symbol context from an address. /// /// This class doesn't inherit from SymbolContextScope because many address @@ -504,7 +455,6 @@ public: /// module found in the section. /// /// \see SymbolContextScope::CalculateSymbolContext(SymbolContext*) - //------------------------------------------------------------------ uint32_t CalculateSymbolContext(SymbolContext *sc, lldb::SymbolContextItem resolve_scope = lldb::eSymbolContextEverything) const; @@ -521,33 +471,26 @@ public: bool CalculateSymbolContextLineEntry(LineEntry &line_entry) const; - //------------------------------------------------------------------ // Returns true if the section should be valid, but isn't because the shared // pointer to the section can't be reconstructed from a weak pointer that // contains a valid weak reference to a section. Returns false if the section // weak pointer has no reference to a section, or if the section is still // valid - //------------------------------------------------------------------ bool SectionWasDeleted() const; protected: - //------------------------------------------------------------------ // Member variables. - //------------------------------------------------------------------ lldb::SectionWP m_section_wp; ///< The section for the address, can be NULL. lldb::addr_t m_offset; ///< Offset into section if \a m_section_wp is valid... - //------------------------------------------------------------------ // Returns true if the m_section_wp once had a reference to a valid section // shared pointer, but no longer does. This can happen if we have an address // from a module that gets unloaded and deleted. This function should only be // called if GetSection() returns an empty shared pointer and you want to // know if this address used to have a valid section. - //------------------------------------------------------------------ bool SectionWasDeletedPrivate() const; }; -//---------------------------------------------------------------------- // NOTE: Be careful using this operator. It can correctly compare two // addresses from the same Module correctly. It can't compare two addresses // from different modules in any meaningful way, but it will compare the module @@ -559,7 +502,6 @@ protected: // address results to make much sense // // This basically lets Address objects be used in ordered collection classes. -//---------------------------------------------------------------------- bool operator<(const Address &lhs, const Address &rhs); bool operator>(const Address &lhs, const Address &rhs); bool operator==(const Address &lhs, const Address &rhs); |
