diff options
Diffstat (limited to 'source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h')
| -rw-r--r-- | source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h | 231 |
1 files changed, 106 insertions, 125 deletions
diff --git a/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h b/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h index e8f09a4d3abb..26bed7ee0d7b 100644 --- a/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h +++ b/source/Plugins/Disassembler/llvm/DisassemblerLLVMC.h @@ -25,147 +25,128 @@ #include "lldb/Core/PluginManager.h" // Opaque references to C++ Objects in LLVM's MC. -namespace llvm -{ - class MCContext; - class MCInst; - class MCInstrInfo; - class MCRegisterInfo; - class MCDisassembler; - class MCInstPrinter; - class MCAsmInfo; - class MCSubtargetInfo; +namespace llvm { +class MCContext; +class MCInst; +class MCInstrInfo; +class MCRegisterInfo; +class MCDisassembler; +class MCInstPrinter; +class MCAsmInfo; +class MCSubtargetInfo; } // namespace llvm class InstructionLLVMC; -class DisassemblerLLVMC : public lldb_private::Disassembler -{ - // Since we need to make two actual MC Disassemblers for ARM (ARM & THUMB), and there's a bit of goo to set up and own - // in the MC disassembler world, I added this class to manage the actual disassemblers. - class LLVMCDisassembler - { - public: - LLVMCDisassembler (const char *triple, const char *cpu, const char *features_str, unsigned flavor, DisassemblerLLVMC &owner); - - ~LLVMCDisassembler(); - - uint64_t GetMCInst (const uint8_t *opcode_data, size_t opcode_data_len, lldb::addr_t pc, llvm::MCInst &mc_inst); - void PrintMCInst (llvm::MCInst &mc_inst, std::string &inst_string, std::string &comments_string); - void SetStyle (bool use_hex_immed, HexImmediateStyle hex_style); - bool CanBranch (llvm::MCInst &mc_inst); - bool HasDelaySlot (llvm::MCInst &mc_inst); - bool IsValid() - { - return m_is_valid; - } - - private: - bool m_is_valid; - std::unique_ptr<llvm::MCContext> m_context_ap; - std::unique_ptr<llvm::MCAsmInfo> m_asm_info_ap; - std::unique_ptr<llvm::MCSubtargetInfo> m_subtarget_info_ap; - std::unique_ptr<llvm::MCInstrInfo> m_instr_info_ap; - std::unique_ptr<llvm::MCRegisterInfo> m_reg_info_ap; - std::unique_ptr<llvm::MCInstPrinter> m_instr_printer_ap; - std::unique_ptr<llvm::MCDisassembler> m_disasm_ap; - }; +class DisassemblerLLVMC : public lldb_private::Disassembler { + // Since we need to make two actual MC Disassemblers for ARM (ARM & THUMB), + // and there's a bit of goo to set up and own + // in the MC disassembler world, I added this class to manage the actual + // disassemblers. + class LLVMCDisassembler { + public: + LLVMCDisassembler(const char *triple, const char *cpu, + const char *features_str, unsigned flavor, + DisassemblerLLVMC &owner); + + ~LLVMCDisassembler(); + + uint64_t GetMCInst(const uint8_t *opcode_data, size_t opcode_data_len, + lldb::addr_t pc, llvm::MCInst &mc_inst); + void PrintMCInst(llvm::MCInst &mc_inst, std::string &inst_string, + std::string &comments_string); + void SetStyle(bool use_hex_immed, HexImmediateStyle hex_style); + bool CanBranch(llvm::MCInst &mc_inst); + bool HasDelaySlot(llvm::MCInst &mc_inst); + bool IsCall(llvm::MCInst &mc_inst); + bool IsValid() { return m_is_valid; } + + private: + bool m_is_valid; + std::unique_ptr<llvm::MCContext> m_context_ap; + std::unique_ptr<llvm::MCAsmInfo> m_asm_info_ap; + std::unique_ptr<llvm::MCSubtargetInfo> m_subtarget_info_ap; + std::unique_ptr<llvm::MCInstrInfo> m_instr_info_ap; + std::unique_ptr<llvm::MCRegisterInfo> m_reg_info_ap; + std::unique_ptr<llvm::MCInstPrinter> m_instr_printer_ap; + std::unique_ptr<llvm::MCDisassembler> m_disasm_ap; + }; public: - DisassemblerLLVMC(const lldb_private::ArchSpec &arch, const char *flavor /* = NULL */); + DisassemblerLLVMC(const lldb_private::ArchSpec &arch, + const char *flavor /* = NULL */); - ~DisassemblerLLVMC() override; + ~DisassemblerLLVMC() override; - //------------------------------------------------------------------ - // Static Functions - //------------------------------------------------------------------ - static void - Initialize(); + //------------------------------------------------------------------ + // Static Functions + //------------------------------------------------------------------ + static void Initialize(); - static void - Terminate(); + static void Terminate(); - static lldb_private::ConstString - GetPluginNameStatic(); + static lldb_private::ConstString GetPluginNameStatic(); - static lldb_private::Disassembler * - CreateInstance(const lldb_private::ArchSpec &arch, const char *flavor); + static lldb_private::Disassembler * + CreateInstance(const lldb_private::ArchSpec &arch, const char *flavor); - size_t - DecodeInstructions(const lldb_private::Address &base_addr, - const lldb_private::DataExtractor& data, - lldb::offset_t data_offset, - size_t num_instructions, - bool append, - bool data_from_file) override; + size_t DecodeInstructions(const lldb_private::Address &base_addr, + const lldb_private::DataExtractor &data, + lldb::offset_t data_offset, size_t num_instructions, + bool append, bool data_from_file) override; - //------------------------------------------------------------------ - // PluginInterface protocol - //------------------------------------------------------------------ - lldb_private::ConstString - GetPluginName() override; + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + lldb_private::ConstString GetPluginName() override; - uint32_t - GetPluginVersion() override; + uint32_t GetPluginVersion() override; protected: - friend class InstructionLLVMC; - - bool - FlavorValidForArchSpec(const lldb_private::ArchSpec &arch, const char *flavor) override; - - bool - IsValid() - { - return (m_disasm_ap.get() != NULL && m_disasm_ap->IsValid()); - } - - int OpInfo(uint64_t PC, - uint64_t Offset, - uint64_t Size, - int TagType, - void *TagBug); - - const char *SymbolLookup (uint64_t ReferenceValue, - uint64_t *ReferenceType, - uint64_t ReferencePC, - const char **ReferenceName); - - static int OpInfoCallback (void *DisInfo, - uint64_t PC, - uint64_t Offset, - uint64_t Size, - int TagType, - void *TagBug); - - static const char *SymbolLookupCallback(void *DisInfo, - uint64_t ReferenceValue, - uint64_t *ReferenceType, - uint64_t ReferencePC, - const char **ReferenceName); - - void Lock(InstructionLLVMC *inst, - const lldb_private::ExecutionContext *exe_ctx) - { - m_mutex.lock(); - m_inst = inst; - m_exe_ctx = exe_ctx; - } - - void Unlock() - { - m_inst = NULL; - m_exe_ctx = NULL; - m_mutex.unlock(); - } - - const lldb_private::ExecutionContext *m_exe_ctx; - InstructionLLVMC *m_inst; - std::mutex m_mutex; - bool m_data_from_file; - - std::unique_ptr<LLVMCDisassembler> m_disasm_ap; - std::unique_ptr<LLVMCDisassembler> m_alternate_disasm_ap; + friend class InstructionLLVMC; + + bool FlavorValidForArchSpec(const lldb_private::ArchSpec &arch, + const char *flavor) override; + + bool IsValid() { + return (m_disasm_ap.get() != NULL && m_disasm_ap->IsValid()); + } + + int OpInfo(uint64_t PC, uint64_t Offset, uint64_t Size, int TagType, + void *TagBug); + + const char *SymbolLookup(uint64_t ReferenceValue, uint64_t *ReferenceType, + uint64_t ReferencePC, const char **ReferenceName); + + static int OpInfoCallback(void *DisInfo, uint64_t PC, uint64_t Offset, + uint64_t Size, int TagType, void *TagBug); + + static const char *SymbolLookupCallback(void *DisInfo, + uint64_t ReferenceValue, + uint64_t *ReferenceType, + uint64_t ReferencePC, + const char **ReferenceName); + + void Lock(InstructionLLVMC *inst, + const lldb_private::ExecutionContext *exe_ctx) { + m_mutex.lock(); + m_inst = inst; + m_exe_ctx = exe_ctx; + } + + void Unlock() { + m_inst = NULL; + m_exe_ctx = NULL; + m_mutex.unlock(); + } + + const lldb_private::ExecutionContext *m_exe_ctx; + InstructionLLVMC *m_inst; + std::mutex m_mutex; + bool m_data_from_file; + + std::unique_ptr<LLVMCDisassembler> m_disasm_ap; + std::unique_ptr<LLVMCDisassembler> m_alternate_disasm_ap; }; #endif // liblldb_DisassemblerLLVM_h_ |