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80 lines
1.6 KiB
C++
80 lines
1.6 KiB
C++
//
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// Disassembler6502.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 10/11/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#ifndef Disassembler6502_hpp
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#define Disassembler6502_hpp
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#include <cstdint>
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#include <functional>
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#include <map>
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#include <memory>
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#include <set>
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#include <vector>
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namespace StaticAnalyser {
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namespace MOS6502 {
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struct Instruction {
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uint16_t address;
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enum {
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BRK, JSR, RTI, RTS, JMP,
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CLC, SEC, CLD, SED, CLI, SEI, CLV,
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NOP,
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SLO, RLA, SRE, RRA, ALR, ARR,
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SAX, LAX, DCP, ISC,
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ANC, XAA, AXS,
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AND, EOR, ORA, BIT,
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ADC, SBC,
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AHX, SHY, SHX, TAS, LAS,
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LDA, STA, LDX, STX, LDY, STY,
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BPL, BMI, BVC, BVS, BCC, BCS, BNE, BEQ,
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CMP, CPX, CPY,
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INC, DEC, DEX, DEY, INX, INY,
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ASL, ROL, LSR, ROR,
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TAX, TXA, TAY, TYA, TSX, TXS,
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PLA, PHA, PLP, PHP,
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KIL
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} operation;
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enum {
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Absolute,
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AbsoluteX,
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AbsoluteY,
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Immediate,
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Implied,
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ZeroPage,
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ZeroPageX,
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ZeroPageY,
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Indirect,
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IndexedIndirectX,
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IndirectIndexedY,
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Relative,
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} addressing_mode;
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uint16_t operand;
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};
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struct Disassembly {
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std::map<uint16_t, Instruction> instructions_by_address;
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std::set<uint16_t> outward_calls;
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std::set<uint16_t> internal_calls;
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std::set<uint16_t> external_stores, external_loads, external_modifies;
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std::set<uint16_t> internal_stores, internal_loads, internal_modifies;
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};
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Disassembly Disassemble(const std::vector<uint8_t> &memory, const std::function<std::size_t(uint16_t)> &address_mapper, std::vector<uint16_t> entry_points);
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std::function<std::size_t(uint16_t)> OffsetMapper(uint16_t start_address);
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}
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}
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#endif /* Disassembler6502_hpp */
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