mirror of
https://github.com/MoleskiCoder/EightBit.git
synced 2024-12-23 00:29:47 +00:00
339 lines
9.1 KiB
C++
339 lines
9.1 KiB
C++
#include "stdafx.h"
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#include "FuseTestRunner.h"
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#include "Disassembler.h"
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Fuse::TestRunner::TestRunner(const Test& test, const ExpectedTestResult& expected)
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: m_test(test),
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m_expected(expected),
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m_memory(0xffff),
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m_cpu(m_memory, m_ports),
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m_failed(false),
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m_unimplemented(false) {
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m_memory.clear();
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m_cpu.initialise();
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}
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//
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void Fuse::TestRunner::initialise() {
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initialiseRegisters();
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initialiseMemory();
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}
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void Fuse::TestRunner::initialiseRegisters() {
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const auto& testState = m_test.registerState;
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const auto& inputRegisters = testState.registers;
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m_cpu.AF() = inputRegisters[Fuse::RegisterState::AF_];
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m_cpu.BC() = inputRegisters[Fuse::RegisterState::BC_];
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m_cpu.DE() = inputRegisters[Fuse::RegisterState::DE_];
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m_cpu.HL() = inputRegisters[Fuse::RegisterState::HL_];
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m_cpu.exx();
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m_cpu.exxAF();
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m_cpu.AF() = inputRegisters[Fuse::RegisterState::AF];
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m_cpu.BC() = inputRegisters[Fuse::RegisterState::BC];
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m_cpu.DE() = inputRegisters[Fuse::RegisterState::DE];
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m_cpu.HL() = inputRegisters[Fuse::RegisterState::HL];
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m_cpu.IX() = inputRegisters[Fuse::RegisterState::IX];
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m_cpu.IY() = inputRegisters[Fuse::RegisterState::IY];
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m_cpu.SP() = inputRegisters[Fuse::RegisterState::SP];
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m_cpu.PC() = inputRegisters[Fuse::RegisterState::PC];
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m_cpu.MEMPTR() = inputRegisters[Fuse::RegisterState::MEMPTR];
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m_cpu.IV() = testState.i;
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m_cpu.REFRESH() = testState.r;
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m_cpu.IFF1() = testState.iff1;
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m_cpu.IFF2() = testState.iff2;
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m_cpu.IM() = testState.im;
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}
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void Fuse::TestRunner::initialiseMemory() {
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for (auto memoryDatum : m_test.memoryData) {
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auto address = memoryDatum.address;
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auto bytes = memoryDatum.bytes;
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for (int i = 0; i < bytes.size(); ++i)
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m_memory.write(address + i, bytes[i]);
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}
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}
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//
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void Fuse::TestRunner::check() {
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checkregisters();
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checkMemory();
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}
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void Fuse::TestRunner::dumpDifference(const std::string& description, uint8_t actual, uint8_t expected) const {
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std::cerr
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<< "**** " << description << ", Expected: "
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<< EightBit::Disassembler::hex(expected)
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<< ", Got: "
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<< EightBit::Disassembler::hex(actual)
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<< std::endl;
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}
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void Fuse::TestRunner::dumpDifference(
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const std::string& highDescription,
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const std::string& lowDescription,
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EightBit::register16_t actual, EightBit::register16_t expected) const {
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auto expectedHigh = expected.high;
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auto expectedLow = expected.low;
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auto actualHigh = actual.high;
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auto actualLow = actual.low;
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if (expectedHigh != actualHigh)
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dumpDifference(highDescription, actualHigh, expectedHigh);
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if (expectedLow != actualLow)
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dumpDifference(lowDescription, actualLow, expectedLow);
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}
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void Fuse::TestRunner::checkregisters() {
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const auto& expectedState = m_expected.registerState;
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const auto& expectedRegisters = expectedState.registers;
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auto af = m_cpu.AF().word == expectedRegisters[Fuse::RegisterState::AF].word;
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auto bc = m_cpu.BC().word == expectedRegisters[Fuse::RegisterState::BC].word;
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auto de = m_cpu.DE().word == expectedRegisters[Fuse::RegisterState::DE].word;
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auto hl = m_cpu.HL().word == expectedRegisters[Fuse::RegisterState::HL].word;
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m_cpu.exx();
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m_cpu.exxAF();
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auto af_ = m_cpu.AF().word == expectedRegisters[Fuse::RegisterState::AF_].word;
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auto bc_ = m_cpu.BC().word == expectedRegisters[Fuse::RegisterState::BC_].word;
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auto de_ = m_cpu.DE().word == expectedRegisters[Fuse::RegisterState::DE_].word;
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auto hl_ = m_cpu.HL().word == expectedRegisters[Fuse::RegisterState::HL_].word;
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auto ix = m_cpu.IX().word == expectedRegisters[Fuse::RegisterState::IX].word;
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auto iy = m_cpu.IY().word == expectedRegisters[Fuse::RegisterState::IY].word;
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auto sp = m_cpu.SP().word == expectedRegisters[Fuse::RegisterState::SP].word;
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auto pc = m_cpu.PC().word == expectedRegisters[Fuse::RegisterState::PC].word;
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auto memptr = m_cpu.MEMPTR().word == expectedRegisters[Fuse::RegisterState::MEMPTR].word;
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auto iv = m_cpu.IV() == expectedState.i;
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auto refresh = m_cpu.REFRESH() == expectedState.r;
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auto iff1 = m_cpu.IFF1() == expectedState.iff1;
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auto iff2 = m_cpu.IFF2() == expectedState.iff2;
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auto im = m_cpu.IM() == expectedState.im;
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// And back again, so the following works as expected...
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m_cpu.exx();
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m_cpu.exxAF();
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auto success =
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af && bc && de && hl
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&& af_ && bc_ && de_ && hl_
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&& ix && iy
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&& sp && pc
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&& iv && refresh
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&& iff1 && iff2
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&& im
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&& memptr;
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if (!success) {
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m_failed = true;
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std::cerr << "**** Failed test (Register): " << m_test.description << std::endl;
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if (!af) {
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auto expectedA = expectedRegisters[Fuse::RegisterState::AF].high;
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auto gotA = m_cpu.A();
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if (expectedA != gotA)
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dumpDifference("A", gotA, expectedA);
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auto expectedF = expectedRegisters[Fuse::RegisterState::AF].low;
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auto gotF = m_cpu.F();
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if (expectedF != gotF) {
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std::cerr
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<< "**** F, Expected: "
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<< EightBit::Disassembler::flags(expectedF)
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<< ", Got: "
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<< EightBit::Disassembler::flags(gotF)
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<< std::endl;
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}
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}
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if (!bc) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::BC];
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auto actualWord = m_cpu.BC();
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dumpDifference("B", "C", actualWord, expectedWord);
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}
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if (!de) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::DE];
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auto actualWord = m_cpu.DE();
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dumpDifference("D", "E", actualWord, expectedWord);
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}
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if (!hl) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::HL];
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auto actualWord = m_cpu.HL();
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dumpDifference("H", "L", actualWord, expectedWord);
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}
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if (!ix) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::IX];
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auto actualWord = m_cpu.IX();
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dumpDifference("IXH", "IXL", actualWord, expectedWord);
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}
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if (!iy) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::IY];
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auto actualWord = m_cpu.IY();
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dumpDifference("IYH", "IYL", actualWord, expectedWord);
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}
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if (!sp) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::SP];
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auto actualWord = m_cpu.SP();
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dumpDifference("SPH", "SPL", actualWord, expectedWord);
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}
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if (!pc) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::PC];
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auto actualWord = m_cpu.PC();
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dumpDifference("PCH", "PCL", actualWord, expectedWord);
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}
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if (!memptr) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::MEMPTR];
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auto actualWord = m_cpu.MEMPTR();
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dumpDifference("MEMPTRH", "MEMPTRL", actualWord, expectedWord);
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}
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m_cpu.exxAF();
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m_cpu.exx();
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if (!af_) {
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auto expectedA_ = expectedRegisters[Fuse::RegisterState::AF_].high;
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auto gotA_ = m_cpu.A();
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if (expectedA_ != gotA_)
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dumpDifference("A'", gotA_, expectedA_);
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auto expectedF_ = expectedRegisters[Fuse::RegisterState::AF_].low;
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auto gotF_ = m_cpu.F();
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if (expectedF_ != gotF_) {
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std::cerr
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<< "**** F', Expected: "
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<< EightBit::Disassembler::flags(expectedF_)
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<< ", Got: "
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<< EightBit::Disassembler::flags(gotF_)
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<< std::endl;
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}
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}
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if (!bc_) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::BC_];
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auto actualWord = m_cpu.BC();
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dumpDifference("B'", "C'", actualWord, expectedWord);
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}
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if (!de_) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::DE_];
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auto actualWord = m_cpu.DE();
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dumpDifference("D'", "E'", actualWord, expectedWord);
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}
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if (!hl_) {
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auto expectedWord = expectedRegisters[Fuse::RegisterState::HL_];
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auto actualWord = m_cpu.HL();
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dumpDifference("H'", "L'", actualWord, expectedWord);
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}
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if (!iv) {
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std::cerr
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<< "**** IV, Expected: "
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<< EightBit::Disassembler::hex((uint8_t)expectedState.i)
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<< ", Got: "
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<< EightBit::Disassembler::hex(m_cpu.IV())
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<< std::endl;
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}
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if (!refresh) {
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std::cerr
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<< "**** R, Expected: "
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<< EightBit::Disassembler::hex((uint8_t)expectedState.r)
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<< ", Got: "
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<< EightBit::Disassembler::hex((uint8_t)m_cpu.REFRESH())
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<< std::endl;
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}
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if (!iff1) {
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std::cerr
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<< "**** IFF1, Expected: "
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<< (bool)expectedState.iff1
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<< ", Got: "
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<< m_cpu.IFF1()
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<< std::endl;
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}
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if (!iff2) {
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std::cerr
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<< "**** IFF2, Expected: "
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<< (bool)expectedState.iff2
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<< ", Got: "
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<< m_cpu.IFF2()
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<< std::endl;
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}
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if (!im) {
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std::cerr
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<< "**** IM, Expected: "
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<< expectedState.im
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<< ", Got: "
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<< m_cpu.IM()
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<< std::endl;
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}
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}
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}
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void Fuse::TestRunner::checkMemory() {
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bool first = true;
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for (auto memoryDatum : m_expected.memoryData) {
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auto bytes = memoryDatum.bytes;
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for (int i = 0; i < bytes.size(); ++i) {
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auto expected = bytes[i];
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uint16_t address = memoryDatum.address + i;
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auto actual = m_cpu.getMemory().peek(address);
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if (expected != actual) {
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m_failed = true;
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if (first) {
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first = false;
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std::cerr << "**** Failed test (Memory): " << m_test.description << std::endl;
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}
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std::cerr
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<< "**** Difference: "
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<< "Address: " << EightBit::Disassembler::hex(address)
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<< " Expected: " << EightBit::Disassembler::hex(expected)
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<< " Actual: " << EightBit::Disassembler::hex(actual)
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<< std::endl;
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}
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}
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}
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}
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void Fuse::TestRunner::run() {
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initialise();
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auto allowedCycles = m_test.registerState.tstates;
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try {
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auto cycles = 0;
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do {
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cycles += m_cpu.step();
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} while (allowedCycles > cycles);
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check();
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} catch (std::logic_error& error) {
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m_unimplemented = true;
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std::cerr << "**** Error: " << error.what() << std::endl;
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}
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}
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