| public static RequireOpcodeFlag ( OpcodeFlag flag, OpcodeFlag acceptable ) : void | ||
| flag | OpcodeFlag | |
| acceptable | OpcodeFlag | |
| Результат | void | |
private List <ushort> AssembleLOD(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountExact(param, 2);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth8, OpcodeFlag.BitWidth16 });
return(state.Parser.AssembleALU(0x0080, param[0], param[1], opcodeFlag, state));
}
private List <ushort> AssembleSLP(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountExact(param, 0);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth16 });
return(new List <ushort> {
0x04B4
});
}
private List <ushort> AssembleJMP(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth16 });
if (opcodeFlag.HasFlag(OpcodeFlag.FarJump))
{
Guard.RequireParamCountMinMax(param, 1, 2);
return(state.Parser.AssembleJMI(0x01B8, param[0], param.Count == 2 ? param[1] : null, state));
}
Guard.RequireParamCountExact(param, 1);
return(state.Parser.AssembleJMI(0x00B8, param[0], null, state));
}
private List <ushort> AssembleSTO(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountExact(param, 2);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth8, OpcodeFlag.BitWidth16 });
List <ushort> code = state.Parser.AssembleALU(0x0088, param[0], param[1], opcodeFlag, state);
if ((code[0] & 0xF000) == 0x1000) // no sto register - should lod r0, r1, not sto r0, r1
{
throw new Exception("Store register instructions not supported");
}
if ((code[0] & 0xFE00) == 0x0000) // no sto immediate.
{
throw new Exception("Store immediate instructions not supported");
}
return(code);
}
private List <ushort> AssembleMDI(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountExact(param, 2);
Guard.RequireOpcodeFlag(opcodeFlag, state.Parser.flag8or16);
return(state.Parser.AssembleALU(0x0058, param[0], param[1], opcodeFlag, state));
}
private List <ushort> AssembleHWQ(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountExact(param, 1);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth16 });
return(state.Parser.AssembleHWI(0x00BA, param[0]));
}
private List <ushort> AssemblePOP(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountMinMax(param, 1, 13);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth16 });
return(state.Parser.AssembleSTK(0x00B2, param, true));
}
private List <ushort> AssembleCLF(List <string> param, OpcodeFlag opcodeFlag, ParserState state)
{
Guard.RequireParamCountMinMax(param, 1, 4);
Guard.RequireOpcodeFlag(opcodeFlag, new[] { OpcodeFlag.BitWidth16 });
return(state.Parser.AssembleFLG(0x00AF, param));
}
