| //===-- DNBArch.h -----------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Created by Greg Clayton on 6/24/07. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef __DebugNubArch_h__ |
| #define __DebugNubArch_h__ |
| |
| #include "DNBDefs.h" |
| #include "MacOSX/MachException.h" |
| |
| #include <mach/mach.h> |
| #include <stdio.h> |
| |
| struct DNBRegisterValue; |
| struct DNBRegisterSetInfo; |
| class DNBArchProtocol; |
| class MachThread; |
| |
| typedef DNBArchProtocol * (* DNBArchCallbackCreate)(MachThread *thread); |
| typedef const DNBRegisterSetInfo * (* DNBArchCallbackGetRegisterSetInfo)(nub_size_t *num_reg_sets); |
| typedef const uint8_t * const (* DNBArchCallbackGetBreakpointOpcode)(nub_size_t byte_size); |
| |
| typedef struct DNBArchPluginInfoTag |
| { |
| uint32_t cpu_type; |
| DNBArchCallbackCreate Create; |
| DNBArchCallbackGetRegisterSetInfo GetRegisterSetInfo; |
| DNBArchCallbackGetBreakpointOpcode GetBreakpointOpcode; |
| } DNBArchPluginInfo; |
| |
| class DNBArchProtocol |
| { |
| public: |
| static DNBArchProtocol * |
| Create (MachThread *thread); |
| |
| static const DNBRegisterSetInfo * |
| GetRegisterSetInfo (nub_size_t *num_reg_sets); |
| |
| static const uint8_t * const |
| GetBreakpointOpcode (nub_size_t byte_size); |
| |
| static void |
| RegisterArchPlugin (const DNBArchPluginInfo &arch_info); |
| |
| static uint32_t |
| GetArchitecture (); |
| |
| static bool |
| SetArchitecture (uint32_t cpu_type); |
| |
| virtual bool GetRegisterValue (int set, int reg, DNBRegisterValue *value) = 0; |
| virtual bool SetRegisterValue (int set, int reg, const DNBRegisterValue *value) = 0; |
| virtual nub_size_t GetRegisterContext (void *buf, nub_size_t buf_len) = 0; |
| virtual nub_size_t SetRegisterContext (const void *buf, nub_size_t buf_len) = 0; |
| |
| virtual kern_return_t GetRegisterState (int set, bool force) = 0; |
| virtual kern_return_t SetRegisterState (int set) = 0; |
| virtual bool RegisterSetStateIsValid (int set) const = 0; |
| |
| virtual uint64_t GetPC (uint64_t failValue) = 0; // Get program counter |
| virtual kern_return_t SetPC (uint64_t value) = 0; |
| virtual uint64_t GetSP (uint64_t failValue) = 0; // Get stack pointer |
| virtual void ThreadWillResume () = 0; |
| virtual bool ThreadDidStop () = 0; |
| virtual bool NotifyException (MachException::Data& exc) { return false; } |
| virtual uint32_t NumSupportedHardwareBreakpoints() { return 0; } |
| virtual uint32_t NumSupportedHardwareWatchpoints() { return 0; } |
| virtual uint32_t EnableHardwareBreakpoint (nub_addr_t addr, nub_size_t size) { return INVALID_NUB_HW_INDEX; } |
| virtual uint32_t EnableHardwareWatchpoint (nub_addr_t addr, nub_size_t size, bool read, bool write) { return INVALID_NUB_HW_INDEX; } |
| virtual void HardwareWatchpointStateChanged () { ; } |
| virtual bool DisableHardwareBreakpoint (uint32_t hw_index) { return false; } |
| virtual bool DisableHardwareWatchpoint (uint32_t hw_index) { return false; } |
| virtual uint32_t GetHardwareWatchpointHit() { return INVALID_NUB_HW_INDEX; } |
| virtual bool StepNotComplete () { return false; } |
| |
| protected: |
| friend class MachThread; |
| |
| enum |
| { |
| Trans_Pending = 0, // Transaction is pending, and checkpoint state has been snapshotted. |
| Trans_Done = 1, // Transaction is done, the current state is committed, and checkpoint state is irrelevant. |
| Trans_Rolled_Back = 2 // Transaction is done, the current state has been rolled back to the checkpoint state. |
| }; |
| virtual bool StartTransForHWP() { return true; } |
| virtual bool RollbackTransForHWP() { return true; } |
| virtual bool FinishTransForHWP() { return true; } |
| }; |
| |
| |
| #include "MacOSX/arm/DNBArchImpl.h" |
| #include "MacOSX/i386/DNBArchImplI386.h" |
| #include "MacOSX/x86_64/DNBArchImplX86_64.h" |
| #include "MacOSX/ppc/DNBArchImpl.h" |
| |
| #endif |