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All keys implemented and a few more OpCodes

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This commit is contained in:
Marc Parsons
2026-04-18 21:04:29 +01:00
parent c35bbda53f
commit 7bc85a485b
3 changed files with 74 additions and 8 deletions
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14
Desktop/DebuggerForm.cs
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@@ -850,6 +850,13 @@ namespace Desktop
mnemonic = $"LD (IX{sign}{d}), 0x{n:X2}";
instructionLength = 4;
}
else if (ddOpcode == 0x56) // LD D, (IX+d)
{
sbyte d = (sbyte)_memoryBus.Read((ushort)(currentPc + 2));
string sign = d >= 0 ? "+" : "";
mnemonic = $"LD D, (IX{sign}{d})";
instructionLength = 3;
}
else if (ddOpcode == 0x5E) // LD E, (IX+d)
{
sbyte d = (sbyte)_memoryBus.Read((ushort)(currentPc + 2));
@@ -857,6 +864,13 @@ namespace Desktop
mnemonic = $"LD E, (IX{sign}{d})";
instructionLength = 3;
}
else if (ddOpcode == 0x6E) // LD L, (IX+d)
{
sbyte d = (sbyte)_memoryBus.Read((ushort)(currentPc + 2));
string sign = d >= 0 ? "+" : "";
mnemonic = $"LD L, (IX{sign}{d})";
instructionLength = 3;
}
else if (ddOpcode == 0x74) // LD (IX+d), H
{
sbyte d = (sbyte)_memoryBus.Read((ushort)(currentPc + 2));