mirror of https://github.com/mrkite/regs.git
61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
/** @copyright 2020 Sean Kasun */
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#pragma once
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#include <cstdint>
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#include <map>
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#include "omf.h"
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#include "api.h"
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enum {
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IsX8 = 0x10,
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IsM8 = 0x20,
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IsEmu = 0x100,
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IsFlags = 0xff0130,
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IsX8Changed = 0x200,
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IsM8Changed = 0x400,
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IsEmuChanged = 0x2000,
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};
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enum InsType : uint16_t {
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Normal = 0x00,
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Call = 0x01,
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Jump = 0x02,
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Return = 0x03,
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Branch = 0x04,
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Special = 0x05, // fingerprint
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Invalid = 0xff,
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};
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enum class Opr {
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None = 0, Imm8, Imm16, Abs, AbsB, AbsD, AbsX, AbsXB, AbsXD,
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AbsY, AbsYB, AbsYD, AbsS, Ind, IndB, IndD, IndX, IndXB, IndXD,
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IndY, IndL, IndLY, IndS, Bank,
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};
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struct Inst {
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std::string name;
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InsType type;
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uint16_t length;
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Opr operType;
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uint32_t oper;
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uint32_t flags;
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};
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class Disassembler {
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public:
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Disassembler(std::shared_ptr<Fingerprints> prints,
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std::map<uint32_t, std::string> symbols);
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bool disassemble(std::vector<struct Segment> segments,
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std::vector<struct Entry> entries);
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private:
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std::string printInst(std::shared_ptr<Inst> inst);
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std::shared_ptr<Inst> decodeInst(Handle f, Entry *entry);
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bool valid(uint32_t address);
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std::string hex(uint32_t value, int width);
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std::string lookup(uint32_t value);
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std::map<uint32_t, std::string> symbols;
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std::shared_ptr<Fingerprints> fingerprints;
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};
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