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368 lines
13 KiB
368 lines
13 KiB
//----------------------------------------------------------------------------
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//
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// X86 machine implementation.
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//
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// Copyright (C) Microsoft Corporation, 2000-2001.
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//
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//----------------------------------------------------------------------------
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#ifndef __I386_MACH_HPP__
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#define __I386_MACH_HPP__
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//
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// NOTE: Be very careful when using machine-specific header files
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// such as nt<plat>.h. The machine implementation class is
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// compiled for all platforms so the nt<plat>.h file will be the
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// one for the build platform, not necessarily the platform
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// of the machine implementation. ntdbg.h contains many cross-platform
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// types and definitions that can be used to avoid problems.
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//
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//----------------------------------------------------------------------------
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//
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// X86 instruction support exists on many different processors.
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// BaseX86MachineInfo contains implementations of MachineInfo
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// methods that apply to all machines supporting X86 instructions.
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//
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//----------------------------------------------------------------------------
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#define X86_MAX_INSTRUCTION_LEN 16
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#define X86_INT3_LEN 1
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class BaseX86MachineInfo : public MachineInfo
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{
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public:
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// MachineInfo.
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virtual void Assemble(PADDR Addr, PSTR Input);
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virtual BOOL Disassemble(PADDR Addr, PSTR Buffer, BOOL EffAddr);
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virtual BOOL IsBreakpointInstruction(PADDR Addr);
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virtual HRESULT InsertBreakpointInstruction(PUSER_DEBUG_SERVICES Services,
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ULONG64 Process,
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ULONG64 Offset,
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PUCHAR SaveInstr,
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PULONG64 ChangeStart,
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PULONG ChangeLen);
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virtual HRESULT RemoveBreakpointInstruction(PUSER_DEBUG_SERVICES Services,
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ULONG64 Process,
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ULONG64 Offset,
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PUCHAR SaveInstr,
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PULONG64 ChangeStart,
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PULONG ChangeLen);
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virtual void AdjustPCPastBreakpointInstruction(PADDR Addr,
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ULONG BreakType);
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virtual BOOL IsCallDisasm(PCSTR Disasm);
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virtual BOOL IsReturnDisasm(PCSTR Disasm);
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virtual BOOL IsSystemCallDisasm(PCSTR Disasm);
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virtual BOOL IsDelayInstruction(PADDR Addr);
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virtual void GetEffectiveAddr(PADDR Addr);
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virtual void GetNextOffset(BOOL StepOver,
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PADDR NextAddr, PULONG NextMachine);
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virtual void IncrementBySmallestInstruction(PADDR Addr);
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virtual void DecrementBySmallestInstruction(PADDR Addr);
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// BaseX86MachineInfo.
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protected:
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ULONG GetMmxRegOffset(ULONG Index, ULONG Fpsw)
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{
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// The FP register area where the MMX registers are
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// aliased onto is stored out relative to the stack top. MMX
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// register assignments are fixed, though, so we need to
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// take into account the current FP stack top to correctly
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// determine which slot corresponds to which MMX
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// register.
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return (Index - (Fpsw >> 11)) & 7;
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}
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void DIdoModrm(char **, int, BOOL);
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void OutputSymbol(char **, PUCHAR, int, int);
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BOOL OutputExactSymbol(char **, PUCHAR, int, int);
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ULONG GetSegReg(int SegOpcode);
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int ComputeJccEa(int Opcode, BOOL EaOut);
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};
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//----------------------------------------------------------------------------
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//
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// X86MachineInfo is the MachineInfo implementation specific
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// to a true X86 processor.
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//
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//----------------------------------------------------------------------------
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extern BOOL g_X86InCode16;
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extern BOOL g_X86InVm86;
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class X86MachineInfo : public BaseX86MachineInfo
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{
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public:
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// MachineInfo.
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virtual HRESULT InitializeConstants(void);
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virtual HRESULT InitializeForTarget(void);
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virtual HRESULT InitializeForProcessor(void);
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virtual void InitializeContext
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(ULONG64 Pc, PDBGKD_ANY_CONTROL_REPORT ControlReport);
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virtual HRESULT KdGetContextState(ULONG State);
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virtual HRESULT KdSetContext(void);
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virtual HRESULT ConvertContextFrom(PCROSS_PLATFORM_CONTEXT Context,
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ULONG FromSver,
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ULONG FromSize, PVOID From);
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virtual HRESULT ConvertContextTo(PCROSS_PLATFORM_CONTEXT Context,
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ULONG ToSver, ULONG ToSize, PVOID To);
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virtual void InitializeContextFlags(PCROSS_PLATFORM_CONTEXT Context,
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ULONG Version);
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virtual HRESULT GetContextFromThreadStack(ULONG64 ThreadBase,
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PCROSS_PLATFORM_THREAD Thread,
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PCROSS_PLATFORM_CONTEXT Context,
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PDEBUG_STACK_FRAME Frame,
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PULONG RunningOnProc);
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virtual HRESULT GetExdiContext(IUnknown* Exdi, PEXDI_CONTEXT Context);
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virtual HRESULT SetExdiContext(IUnknown* Exdi, PEXDI_CONTEXT Context);
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virtual void ConvertExdiContextFromContext(PCROSS_PLATFORM_CONTEXT Context,
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PEXDI_CONTEXT ExdiContext);
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virtual void ConvertExdiContextToContext(PEXDI_CONTEXT ExdiContext,
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PCROSS_PLATFORM_CONTEXT Context);
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virtual void ConvertExdiContextToSegDescs(PEXDI_CONTEXT ExdiContext,
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ULONG Start, ULONG Count,
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PDESCRIPTOR64 Descs);
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virtual void ConvertExdiContextFromSpecial
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(PCROSS_PLATFORM_KSPECIAL_REGISTERS Special,
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PEXDI_CONTEXT ExdiContext);
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virtual void ConvertExdiContextToSpecial
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(PEXDI_CONTEXT ExdiContext,
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PCROSS_PLATFORM_KSPECIAL_REGISTERS Special);
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virtual int GetType(ULONG index);
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virtual BOOL GetVal(ULONG index, REGVAL *val);
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virtual BOOL SetVal(ULONG index, REGVAL *val);
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virtual void GetPC(PADDR Address);
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virtual void SetPC(PADDR Address);
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virtual void GetFP(PADDR Address);
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virtual void GetSP(PADDR Address);
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virtual ULONG64 GetArgReg(void);
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virtual ULONG GetSegRegNum(ULONG SegReg);
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virtual HRESULT GetSegRegDescriptor(ULONG SegReg, PDESCRIPTOR64 Desc);
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virtual void OutputAll(ULONG Mask, ULONG OutMask);
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virtual TRACEMODE GetTraceMode(void);
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virtual void SetTraceMode(TRACEMODE Mode);
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virtual BOOL IsStepStatusSupported(ULONG Status);
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virtual void KdUpdateControlSet
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(PDBGKD_ANY_CONTROL_SET ControlSet);
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virtual void KdSaveProcessorState(void);
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virtual void KdRestoreProcessorState(void);
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virtual ULONG ExecutingMachine(void);
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virtual HRESULT SetPageDirectory(ULONG Idx, ULONG64 PageDir,
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PULONG NextIdx);
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virtual HRESULT GetVirtualTranslationPhysicalOffsets
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(ULONG64 Virt, PULONG64 Offsets, ULONG OffsetsSize,
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PULONG Levels, PULONG PfIndex, PULONG64 LastVal);
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virtual HRESULT GetBaseTranslationVirtualOffset(PULONG64 Offset);
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virtual HRESULT NewBreakpoint(DebugClient* Client,
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ULONG Type,
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ULONG Id,
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Breakpoint** RetBp);
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virtual void InsertAllDataBreakpoints(void);
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virtual void RemoveAllDataBreakpoints(void);
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virtual ULONG IsBreakpointOrStepException(PEXCEPTION_RECORD64 Record,
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ULONG FirstChance,
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PADDR BpAddr,
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PADDR RelAddr);
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virtual BOOL DisplayTrapFrame(ULONG64 FrameAddress,
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PCROSS_PLATFORM_CONTEXT Context);
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virtual void ValidateCxr(PCROSS_PLATFORM_CONTEXT Context);
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HRESULT DumpTSS(void);
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virtual void PrintStackFrameAddressesTitle(ULONG Flags);
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virtual void PrintStackFrameAddresses(ULONG Flags,
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PDEBUG_STACK_FRAME StackFrame);
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virtual void PrintStackArgumentsTitle(ULONG Flags);
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virtual void PrintStackArguments(ULONG Flags,
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PDEBUG_STACK_FRAME StackFrame);
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virtual void PrintStackCallSiteTitle(ULONG Flags);
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virtual void PrintStackCallSite(ULONG Flags,
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PDEBUG_STACK_FRAME StackFrame,
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CHAR SymBuf[], DWORD64 Displacement,
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USHORT StdCallArgs);
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virtual void OutputFunctionEntry(PVOID RawEntry);
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virtual HRESULT ReadKernelProcessorId
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(ULONG Processor, PDEBUG_PROCESSOR_IDENTIFICATION_ALL Id);
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// X86MachineInfo.
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protected:
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X86_KSPECIAL_REGISTERS m_SpecialRegContext, m_SavedSpecialRegContext;
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BOOL m_SupportsBranchTrace;
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void KdGetSpecialRegistersFromContext(void);
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void KdSetSpecialRegistersInContext(void);
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ULONG GetIntReg(ULONG regnum);
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PULONG64 GetMmxRegSlot(ULONG regnum);
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void GetMmxReg(ULONG regnum, REGVAL *val);
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void GetFloatReg(ULONG regnum, REGVAL *val);
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ULONG64 Selector2Address(USHORT TaskRegister);
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};
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extern X86MachineInfo g_X86Machine;
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//
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// X86 register names that are reused in other places.
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//
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extern char g_Gs[];
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extern char g_Fs[];
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extern char g_Es[];
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extern char g_Ds[];
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extern char g_Edi[];
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extern char g_Esi[];
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extern char g_Ebx[];
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extern char g_Edx[];
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extern char g_Ecx[];
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extern char g_Eax[];
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extern char g_Ebp[];
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extern char g_Eip[];
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extern char g_Cs[];
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extern char g_Efl[];
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extern char g_Esp[];
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extern char g_Ss[];
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extern char g_Dr0[];
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extern char g_Dr1[];
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extern char g_Dr2[];
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extern char g_Dr3[];
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extern char g_Dr6[];
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extern char g_Dr7[];
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extern char g_Cr0[];
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extern char g_Cr2[];
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extern char g_Cr3[];
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extern char g_Cr4[];
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extern char g_Gdtr[];
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extern char g_Gdtl[];
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extern char g_Idtr[];
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extern char g_Idtl[];
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extern char g_Tr[];
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extern char g_Ldtr[];
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extern char g_Di[];
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extern char g_Si[];
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extern char g_Bx[];
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extern char g_Dx[];
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extern char g_Cx[];
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extern char g_Ax[];
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extern char g_Bp[];
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extern char g_Ip[];
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extern char g_Fl[];
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extern char g_Sp[];
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extern char g_Bl[];
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extern char g_Dl[];
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extern char g_Cl[];
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extern char g_Al[];
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extern char g_Bh[];
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extern char g_Dh[];
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extern char g_Ch[];
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extern char g_Ah[];
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extern char g_Iopl[];
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extern char g_Of[];
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extern char g_Df[];
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extern char g_If[];
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extern char g_Tf[];
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extern char g_Sf[];
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extern char g_Zf[];
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extern char g_Af[];
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extern char g_Pf[];
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extern char g_Cf[];
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extern char g_Vip[];
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extern char g_Vif[];
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extern char g_Fpcw[];
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extern char g_Fpsw[];
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extern char g_Fptw[];
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extern char g_St0[];
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extern char g_St1[];
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extern char g_St2[];
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extern char g_St3[];
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extern char g_St4[];
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extern char g_St5[];
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extern char g_St6[];
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extern char g_St7[];
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extern char g_Mm0[];
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extern char g_Mm1[];
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extern char g_Mm2[];
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extern char g_Mm3[];
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extern char g_Mm4[];
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extern char g_Mm5[];
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extern char g_Mm6[];
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extern char g_Mm7[];
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extern char g_Mxcsr[];
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extern char g_Xmm0[];
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extern char g_Xmm1[];
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extern char g_Xmm2[];
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extern char g_Xmm3[];
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extern char g_Xmm4[];
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extern char g_Xmm5[];
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extern char g_Xmm6[];
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extern char g_Xmm7[];
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//----------------------------------------------------------------------------
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//
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// This class handles the case of X86 instructions executing natively
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// on an IA64 processor. It operates just as the X86 machine does
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// except that:
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// Context state is retrieved and set through the
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// IA64 register state as defined in the X86-on-IA64 support.
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//
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// Implementation is in the IA64 code.
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//
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//----------------------------------------------------------------------------
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class X86OnIa64MachineInfo : public X86MachineInfo
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{
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public:
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virtual HRESULT InitializeForProcessor(void);
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virtual HRESULT UdGetContextState(ULONG State);
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virtual HRESULT UdSetContext(void);
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virtual HRESULT KdGetContextState(ULONG State);
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virtual HRESULT KdSetContext(void);
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virtual HRESULT GetSegRegDescriptor(ULONG SegReg, PDESCRIPTOR64 Desc);
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virtual HRESULT NewBreakpoint(DebugClient* Client,
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ULONG Type,
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ULONG Id,
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Breakpoint** RetBp);
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virtual void InsertAllDataBreakpoints(void);
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virtual void RemoveAllDataBreakpoints(void);
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virtual ULONG IsBreakpointOrStepException(PEXCEPTION_RECORD64 Record,
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ULONG FirstChance,
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PADDR BpAddr,
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PADDR RelAddr);
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private:
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void X86ContextToIa64(PX86_NT5_CONTEXT X86Context,
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PIA64_CONTEXT Ia64Context);
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void Ia64ContextToX86(PIA64_CONTEXT Ia64Context,
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PX86_NT5_CONTEXT X86Context);
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};
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extern X86OnIa64MachineInfo g_X86OnIa64Machine;
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#endif // #ifndef __I386_MACH_HPP__
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