2017-08-10 19:34:17 +00:00
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#include "stdafx.h"
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#include "FuseRegisterState.h"
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2017-08-11 22:16:24 +00:00
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#include <Processor.h>
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2017-08-10 19:34:17 +00:00
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Fuse::RegisterState::RegisterState()
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: registers(NUMBER_OF_REGISTERS) {
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}
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void Fuse::RegisterState::read(std::ifstream& file) {
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readExternal(file);
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readInternal(file);
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}
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void Fuse::RegisterState::readExternal(std::ifstream& file) {
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for (int idx = 0; idx < registers.size(); ++idx) {
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int input;
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file >> input;
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registers[idx].word = input;
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}
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}
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void Fuse::RegisterState::readInternal(std::ifstream& file) {
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file >> halted;
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file >> std::dec;
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file >> tstates;
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file >> std::hex;
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}
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2017-08-10 22:46:41 +00:00
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void Fuse::RegisterState::write(std::ofstream& file) {
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writeExternal(file);
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writeInternal(file);
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}
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std::string Fuse::RegisterState::hex(int value) {
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std::ostringstream output;
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output << std::hex
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<< std::setw(4)
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<< std::setfill('0')
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<< value;
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return output.str();
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}
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void Fuse::RegisterState::writeExternal(std::ofstream& file) {
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2017-08-11 22:16:24 +00:00
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const auto z80_af = registers[AF];
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const auto z80_a = z80_af.high;
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const auto z80_f = z80_af.low;
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EightBit::register16_t lr35902_af;
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auto& lr35902_a = lr35902_af.high;
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auto& lr35902_f = lr35902_af.low;
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lr35902_a = z80_a;
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lr35902_f = 0;
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if (z80_f & EightBit::Processor::Bit6) // ZF
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lr35902_f |= EightBit::Processor::Bit7;
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if (z80_f & EightBit::Processor::Bit1) // NF
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lr35902_f |= EightBit::Processor::Bit6;
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if (z80_f & EightBit::Processor::Bit4) // HC
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lr35902_f |= EightBit::Processor::Bit5;
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if (z80_f & EightBit::Processor::Bit0) // CF
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lr35902_f |= EightBit::Processor::Bit4;
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file << hex(lr35902_af.word) << " ";
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2017-08-10 22:46:41 +00:00
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file << hex(registers[BC].word) << " ";
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file << hex(registers[DE].word) << " ";
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file << hex(registers[HL].word) << " ";
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file << hex(registers[SP].word) << " ";
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file << hex(registers[PC].word) << " ";
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file << std::endl;
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}
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void Fuse::RegisterState::writeInternal(std::ofstream& file) {
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file
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<< std::hex
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<< std::setfill('0');
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file << halted << " ";
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file << std::dec;
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file << tstates;
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file << std::hex;
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}
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