mirror of
https://github.com/SourMesen/Mesen.git
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2c9d6aabd7
-Auto-detect all function entry points -Auto-detect all jump targets -Fixed a bug where jump targets were being disassembled when loading a CDL file, potentially causing data to be shown as code -Fixed some valid data block being shown as unidentified data
96 lines
1.9 KiB
C++
96 lines
1.9 KiB
C++
#pragma once
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#include "stdafx.h"
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#include "../Utilities/SimpleLock.h"
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#include "DebuggerTypes.h"
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class Debugger;
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enum class CdlPrgFlags
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{
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None = 0x00,
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Code = 0x01,
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Data = 0x02,
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//Bit 0x10 is used for "indirectly accessed as code" in FCEUX
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//Repurposed to mean the address is the target of a jump instruction
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JumpTarget = 0x10,
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IndirectData = 0x20,
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PcmData = 0x40,
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//Unused bit in original CDL spec
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//Used to denote that the byte is the start of function (sub)
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SubEntryPoint = 0x80
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};
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enum class CdlChrFlags
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{
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Drawn = 0x01,
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Read = 0x02,
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};
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enum class CdlStripFlag
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{
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StripNone = 0,
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StripUnused,
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StripUsed,
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};
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struct CdlRatios
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{
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float CodeRatio;
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float DataRatio;
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float PrgRatio;
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float ChrRatio;
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float ChrReadRatio;
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float ChrDrawnRatio;
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};
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class CodeDataLogger
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{
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private:
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Debugger* _debugger = nullptr;
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uint8_t *_cdlData = nullptr;
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uint32_t _prgSize = 0;
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uint32_t _chrSize = 0;
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uint32_t _codeSize = 0;
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uint32_t _dataSize = 0;
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uint32_t _usedChrSize = 0;
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uint32_t _readChrSize = 0;
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uint32_t _drawnChrSize = 0;
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SimpleLock _lock;
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void CalculateStats();
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public:
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CodeDataLogger(Debugger *debugger, uint32_t prgSize, uint32_t chrSize);
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~CodeDataLogger();
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void Reset();
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bool LoadCdlFile(string cdlFilepath);
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bool SaveCdlFile(string cdlFilepath);
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void SetFlag(int32_t absoluteAddr, CdlPrgFlags flag);
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void SetFlag(int32_t chrAbsoluteAddr, CdlChrFlags flag);
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CdlRatios GetRatios();
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bool IsCode(uint32_t absoluteAddr);
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bool IsJumpTarget(uint32_t absoluteAddr);
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bool IsSubEntryPoint(uint32_t absoluteAddr);
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bool IsData(uint32_t absoluteAddr);
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bool IsRead(uint32_t absoluteAddr);
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bool IsDrawn(uint32_t absoluteAddr);
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void SetCdlData(uint8_t *cdlData, uint32_t length);
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void GetCdlData(uint32_t offset, uint32_t length, DebugMemoryType memoryType, uint8_t* cdlData);
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void StripData(uint8_t* romBuffer, CdlStripFlag flag);
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void MarkPrgBytesAs(uint32_t start, uint32_t end, CdlPrgFlags type);
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}; |