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Brian Fiete 2019-08-23 11:56:54 -07:00
parent c74712dad9
commit 078564ac9e
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IDEHelper/DebugTarget.h Normal file
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#pragma once
#include "X86Target.h"
#include "DbgModule.h"
NS_BF_DBG_BEGIN
class HotHeap;
static const int DBG_MAX_LOOKBACK = 64*1024;
class WdStackFrame;
enum DbgOnDemandKind
{
DbgOnDemandKind_None,
DbgOnDemandKind_LocalOnly,
DbgOnDemandKind_AllowRemote
};
class DebugTarget
{
public:
WinDebugger* mDebugger;
DbgRadixMap<DbgSymbol*> mSymbolMap;
DbgAutoStaticEntryBucketMap mAutoStaticEntryBucketMap;
Array<Array<DbgAutoStaticEntry> > mAutoStaticEntryBuckets;
DbgRadixMap<DbgSubprogramMapEntry*> mSubprogramMap;
DbgRadixMap<DbgExceptionDirectoryEntry*> mExceptionDirectoryMap;
DbgRadixMap<DbgCompileUnitContrib*> mContribMap;
Array<String>* mCapturedNamesPtr;
Array<DbgType*>* mCapturedTypesPtr;
HotHeap* mHotHeap;
int mLastHotHeapCleanIdx;
DbgModule* mTargetBinary;
Array<DbgModule*> mDbgModules;
//DbgModule* mLastDWARF;
HashSet<DbgSrcFile*> mPendingSrcFileRehup; // Waiting to remove old/invalid line info
BumpAllocator mAlloc;
bool mWasLocallyBuilt;
bool mIsEmpty;
bool mCheckedCompilerSettings;
bool mBfObjectHasFlags;
bool mBfObjectHasVDataExtender;
int mBfObjectVDataIntefaceSlotCount;
int mBfObjectSize;
Array<DwCommonFrameDescriptor*> mCommonFrameDescriptors;
std::map<addr_target, DwFrameDescriptor> mDwFrameDescriptorMap;
std::map<addr_target, COFFFrameDescriptorEntry> mCOFFFrameDescriptorMap;
//Array<DbgSrcFile*> mSrcFiles;
Dictionary<String, DbgSrcFile*> mSrcFiles;
Dictionary<String, String> mLocalToOrigSrcMap;
protected:
bool RollBackStackFrame_ExceptionDirectory(addr_target findPC, CPURegisters* registers, addr_target* outReturnAddressLoc, bool& alreadyRolledBackPC);
bool RollBackStackFrame_ExceptionDirectory(CPURegisters* registers, addr_target* outReturnAddressLoc, bool& alreadyRolledBackPC);
bool RollBackStackFrame_DwFrameDescriptor(CPURegisters* registers, addr_target* outReturnAddressLoc);
bool RollBackStackFrame_COFFFrameDescriptor(CPURegisters* registers, addr_target* outReturnAddressLoc, bool isStackStart);
bool PropogateRegisterUpCallStack_ExceptionDirectory(addr_target findPC, CPURegisters* callerRegisters, CPURegisters* calleeRegisters, void* regPtr, bool& wasSaved);
void RemoveTargetData();
bool GetValueByNameInBlock_Helper(DbgSubprogram* dwSubprogram, DbgBlock* dwBlock, String& name, WdStackFrame* stackFrame, intptr* outAddr, DbgType** outType, DbgAddrType* outAddrType);
public:
DebugTarget(WinDebugger* debugger);
~DebugTarget();
DbgModule* Init(const StringImpl& fileName, intptr imageBase = 0);
void CreateEmptyTarget();
DbgModule* HotLoad(const StringImpl& fileName, int hotIdx);
DbgModule* SetupDyn(const StringImpl& filePath, DataStream* stream, intptr imageBase);
String UnloadDyn(addr_target imageBase);
void CleanupHotHeap();
void RehupSrcFiles();
DbgSrcFile* AddSrcFile(const String& srcFilePath);
DbgSrcFile* GetSrcFile(const String& srcFilePath);
bool FindSymbolAt(addr_target addr, String* outSymbol, addr_target* outOffset = NULL, DbgModule** outDWARF = NULL);
addr_target FindSymbolAddr(const StringImpl& name);
addr_target GetStaticAddress(DbgVariable* dwVariable);
DbgSubprogram* FindSubProgram(addr_target address, DbgOnDemandKind onDemandKind = DbgOnDemandKind_AllowRemote);
void GetCompilerSettings();
void AddAutoStaticEntry(const DbgAutoStaticEntry& entry);
void IterateAutoStaticEntries(uint64 memoryRangeStart, uint64 memoryRangeLen, std::function<void(DbgAutoStaticEntry const&)>& func);
void EvaluateAutoStaticVariable(DbgVariable* variable, const StringImpl& fullName);
bool GetValueByName(DbgSubprogram* dwSubprogram, const StringImpl& name, WdStackFrame* stackFrame, intptr* outAddr, DbgType** outType, DbgAddrType* outAddrType);
//bool GetValueByName(const StringImpl& name, CPURegisters* registers, addr_target* outAddr, DbgType** outType, bool* outIsAddr);
bool GetValueByNameInBlock(DbgSubprogram* dwSubprogram, DbgBlock* dwBlock, String& name, WdStackFrame* stackFrame, intptr* outAddr, DbgType** outType, DbgAddrType* outAddrType);
void GetAutoValueNames(DbgAutoValueMapType& outAutos, WdStackFrame* stackFrame, uint64 memoryRangeStart, uint64 memoryRangeLen);
void GetAutoValueNamesInBlock(DbgAutoValueMapType& outAutos, DbgSubprogram* dwSubprogram, DbgBlock* dwBlock, WdStackFrame* stackFrame, uint64 memoryRangeStart, uint64 memoryRangeLen);
bool GetAutoLocalsInBlock(Array<String>& outLocals, DbgSubprogram* dwSubprogram, DbgBlock* dwBlock, WdStackFrame* stackFrame, DbgLineData* dwLineData);
bool RollBackStackFrame(CPURegisters* registers, addr_target* outReturnAddressLoc, bool isStackStart);
bool PropogateRegisterUpCallStack(CPURegisters* callerRegisters, CPURegisters* calleeRegisters, void* regPtr, bool& wasSaved);
int GetFrameBaseRegister(DbgSubprogram* dwSubprogram);
bool GetVariableIndexRegisterAndOffset(DbgVariable* dwVariable, int* outRegister, int* outOffset);
const DbgMemoryFlags ReadOrigImageData(addr_target address, uint8* data, int size);
bool DecodeInstruction(addr_target address, CPUInst* inst);
bool IsObjectAccessBreak(addr_target address, CPURegisters* regs, intptr_target* objAddr);
DbgModule* FindDbgModuleForAddress(addr_target address);
DbgModule* GetMainDbgModule();
void ReportMemory(MemReporter* memReporter);
};
NS_BF_DBG_END