public static Command FunctionCall(
string name, int argc, LabelGenerator generator)
{
var label = generator.Generate("ret");
return(new Command(
$"call {name} {argc}",
new[]
{
label.Address,
"D=A",
"@R13",
"M=D",
'@' + argc.ToString(),
"D=A",
"@R14",
"M=D",
'@' + name,
"D=A",
"@R15",
"M=D",
"@CALL",
"0;JMP",
label.Declaration
}));
}
public static Command GreateThan(LabelGenerator generator) =>
Compare("gt", "JLT", generator.Generate("gt"));
public static Command LessThan(LabelGenerator generator) =>
Compare("lt", "JGT", generator.Generate("lt"));
public static Command Equal(LabelGenerator generator) =>
Compare("eq", "JEQ", generator.Generate("eq"));