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3 ZEXALL tests now pass. Removed timing to speed up (temp)

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This commit is contained in:
Marc Parsons
2026-04-23 12:34:25 +01:00
parent 02680cb92d
commit 112b6d15fe
3 changed files with 184 additions and 116 deletions
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15
Desktop/DebuggerForm.cs
View File

@@ -1112,8 +1112,12 @@ namespace Desktop
case 0xFD:
{
byte fdOpcode = _memoryBus.Read((ushort)(currentPc + 1));
if (fdOpcode == 0x19) // ADD IY, DE
if (fdOpcode == 0x09) // ADD IY, BC
{
mnemonic = $"ADD IY, BC";
instructionLength = 2;
}
else if (fdOpcode == 0x19) // ADD IY, DE
{
mnemonic = $"ADD IY, DE";
instructionLength = 2;
@@ -1124,6 +1128,11 @@ namespace Desktop
mnemonic = $"LD IY, 0x{iyVal:X4}";
instructionLength = 4;
}
else if (fdOpcode == 0x29) //Add IY, IY
{
mnemonic = $"ADD IY, IY";
instructionLength = 2;
}
else if (fdOpcode == 0x34) // INC IY
{
//sbyte d = (sbyte)_memoryBus.Read((ushort)(currentPc + 2));
@@ -1290,7 +1299,7 @@ namespace Desktop
mnemonic = "POP IY";
instructionLength = 2;
}
else if(fdOpcode == 0xE5)
else if (fdOpcode == 0xE5)
{
mnemonic = "PUSH IY";
instructionLength = 2;

24
Desktop/Form1.cs
View File

@@ -102,12 +102,12 @@ namespace Desktop
_tapManager.Update(elapsedTStates);
//Process audio at the correct time
while (_cpu.TotalTStates >= (long)(audioSampleCount * 79.365))
{
bool finalAudioOutput = _simpleIoBus.BeeperState ^ _tapManager.EarBit;
_beeper.AddSample(finalAudioOutput);
audioSampleCount++;
}
//while (_cpu.TotalTStates >= (long)(audioSampleCount * 79.365))
//{
// bool finalAudioOutput = _simpleIoBus.BeeperState ^ _tapManager.EarBit;
// _beeper.AddSample(finalAudioOutput);
// audioSampleCount++;
//}
// --- Check for End of Frame ---
if (_cpu.TotalTStates >= nextScanlineTarget)
@@ -131,13 +131,13 @@ namespace Desktop
TotalFrameCount++;
// Throttle to real-time (50 FPS = 20ms)
long targetTimeMs = (scanlineCount / 312) * 20;
long elapsedMs = stopwatch.ElapsedMilliseconds;
//long targetTimeMs = (scanlineCount / 312) * 20;
//long elapsedMs = stopwatch.ElapsedMilliseconds;
if (elapsedMs < targetTimeMs)
{
//Thread.Sleep((int)(targetTimeMs - elapsedMs));
}
//if (elapsedMs < targetTimeMs)
//{
// Thread.Sleep((int)(targetTimeMs - elapsedMs));
//}
TotalFrameTime += fpsStopwatch.Elapsed.TotalMilliseconds;
if (TotalFrameCount % 50 == 0)
{