private Operand MakeOperand(DisassemblyOperand operand, byte embeddedData, ushort extraData)
{
switch (operand)
{
// 16 bit Registers - Direct Addressing Mode
case DisassemblyOperand.Af: return Operand.DirectAF;
case DisassemblyOperand.Bc: return Operand.DirectBC;
case DisassemblyOperand.De: return Operand.DirectDE;
case DisassemblyOperand.Hl: return Operand.DirectHL;
case DisassemblyOperand.Sp: return Operand.DirectSP;
// 16 bit Registers - Indirect Addressing Mode
case DisassemblyOperand.MemoryBc: return Operand.IndirectBC;
case DisassemblyOperand.MemoryDe: return Operand.IndirectDE;
case DisassemblyOperand.MemoryHl: return Operand.IndirectHL;
// 8 bit Registers - Direct Addressing Mode
case DisassemblyOperand.A: return Operand.DirectA;
case DisassemblyOperand.B: return Operand.DirectB;
case DisassemblyOperand.C: return Operand.DirectC;
case DisassemblyOperand.D: return Operand.DirectD;
case DisassemblyOperand.E: return Operand.DirectE;
case DisassemblyOperand.H: return Operand.DirectH;
case DisassemblyOperand.L: return Operand.DirectL;
// 8 bit Registers - Indirect Addressing Mode
case DisassemblyOperand.RegisterPort: return Operand.IndirectC;
// 16 bit Immediate Value
case DisassemblyOperand.Word: return new Operand<ushort>(extraData);
// 16 bit Address
case DisassemblyOperand.Memory: return new Operand<ushort>(extraData, false);
// 8 bit Immediate Value
case DisassemblyOperand.Byte: return new Operand<byte>((byte)extraData);
// 8 bit Embedded Value
case DisassemblyOperand.Embedded: return new Operand<byte>(embeddedData);
// 8 bit Immediate Address
case DisassemblyOperand.BytePort: return new Operand<byte>((byte)extraData, false);
// Stack relative addressing
case DisassemblyOperand.StackRelative: /*goto case DisassemblyOperand.SByte;
case DisassemblyOperand.SByte: */return new Operand<SByte>((sbyte)(byte)extraData);
default: throw new InvalidOperationException();
}
}
private Operand MakeOperand(DisassemblyOperand operand, byte embeddedData, ushort extraData)
{
switch (operand)
{
// 16 bit Registers - Direct Addressing Mode
case DisassemblyOperand.Af: return(Operand.DirectAF);
case DisassemblyOperand.Bc: return(Operand.DirectBC);
case DisassemblyOperand.De: return(Operand.DirectDE);
case DisassemblyOperand.Hl: return(Operand.DirectHL);
case DisassemblyOperand.Sp: return(Operand.DirectSP);
// 16 bit Registers - Indirect Addressing Mode
case DisassemblyOperand.MemoryBc: return(Operand.IndirectBC);
case DisassemblyOperand.MemoryDe: return(Operand.IndirectDE);
case DisassemblyOperand.MemoryHl: return(Operand.IndirectHL);
// 8 bit Registers - Direct Addressing Mode
case DisassemblyOperand.A: return(Operand.DirectA);
case DisassemblyOperand.B: return(Operand.DirectB);
case DisassemblyOperand.C: return(Operand.DirectC);
case DisassemblyOperand.D: return(Operand.DirectD);
case DisassemblyOperand.E: return(Operand.DirectE);
case DisassemblyOperand.H: return(Operand.DirectH);
case DisassemblyOperand.L: return(Operand.DirectL);
// 8 bit Registers - Indirect Addressing Mode
case DisassemblyOperand.RegisterPort: return(Operand.IndirectC);
// 16 bit Immediate Value
case DisassemblyOperand.Word: return(new Operand <ushort>(extraData));
// 16 bit Address
case DisassemblyOperand.Memory: return(new Operand <ushort>(extraData, false));
// 8 bit Immediate Value
case DisassemblyOperand.Byte: return(new Operand <byte>((byte)extraData));
// 8 bit Embedded Value
case DisassemblyOperand.Embedded: return(new Operand <byte>(embeddedData));
// 8 bit Immediate Address
case DisassemblyOperand.BytePort: return(new Operand <byte>((byte)extraData, false));
// Stack relative addressing
case DisassemblyOperand.StackRelative: /*goto case DisassemblyOperand.SByte;
* case DisassemblyOperand.SByte: */return(new Operand <SByte>((sbyte)(byte)extraData));
default: throw new InvalidOperationException();
}
}
