// Create the list of reserved words
public static ReserveTable CreateReserveWordsTable()
{
ReserveTable reserveWordsTable = new ReserveTable(25);
reserveWordsTable.Add("GOTO", 0);
reserveWordsTable.Add("INTEGER", 1);
reserveWordsTable.Add("TO", 2);
reserveWordsTable.Add("DO", 3);
reserveWordsTable.Add("IF", 4);
reserveWordsTable.Add("THEN", 5);
reserveWordsTable.Add("ELSE", 6);
reserveWordsTable.Add("FOR", 7);
reserveWordsTable.Add("OF", 8);
reserveWordsTable.Add("WRITELN", 9);
reserveWordsTable.Add("BEGIN", 10);
reserveWordsTable.Add("END", 11);
reserveWordsTable.Add("ARRAY", 12);
reserveWordsTable.Add("VAR", 13);
reserveWordsTable.Add("WHILE", 14);
reserveWordsTable.Add("UNIT", 15);
reserveWordsTable.Add("LABEL", 16);
reserveWordsTable.Add("REPEAT", 17);
reserveWordsTable.Add("UNTIL", 18);
reserveWordsTable.Add("PROCEDURE", 19);
reserveWordsTable.Add("DOWNTO", 20);
reserveWordsTable.Add("READLN", 21);
reserveWordsTable.Add("RETURN", 22);
reserveWordsTable.Add("FLOAT", 23);
reserveWordsTable.Add("STRING", 24);
return(reserveWordsTable);
}
static ReserveTable BuildReserveTable(int size)
{
// Create a ReserveTable to store ReserveRow objects
ReserveTable returnReserveTable = new ReserveTable(size);
// Add each reserve row individually in the form name, code
returnReserveTable.Add("STOP", 0);
returnReserveTable.Add("DIV", 1);
returnReserveTable.Add("MUL", 2);
returnReserveTable.Add("SUB", 3);
returnReserveTable.Add("ADD", 4);
returnReserveTable.Add("MOV", 5);
returnReserveTable.Add("STI", 6);
returnReserveTable.Add("LDI", 7);
returnReserveTable.Add("BNZ", 8);
returnReserveTable.Add("BNP", 9);
returnReserveTable.Add("BNN", 10);
returnReserveTable.Add("BZ", 11);
returnReserveTable.Add("BP", 12);
returnReserveTable.Add("BN", 13);
returnReserveTable.Add("BR", 14);
returnReserveTable.Add("BINDR", 15);
returnReserveTable.Add("PRINT", 16);
// Return the reserve table
return(returnReserveTable);
}
// Create mnemonic list
public static ReserveTable CreateCodeTable()
{
ReserveTable codeTable = new ReserveTable(50);
codeTable.Add("GOTO", 0);
codeTable.Add("INTG", 1);
codeTable.Add("TO__", 2);
codeTable.Add("DO__", 3);
codeTable.Add("IF__", 4);
codeTable.Add("THEN", 5);
codeTable.Add("ELSE", 6);
codeTable.Add("FOR_", 7);
codeTable.Add("OF__", 8);
codeTable.Add("WRTL", 9);
codeTable.Add("BEGN", 10);
codeTable.Add("END_", 11);
codeTable.Add("ARRY", 12);
codeTable.Add("VAR_", 13);
codeTable.Add("WHLE", 14);
codeTable.Add("UNIT", 15);
codeTable.Add("LABL", 16);
codeTable.Add("REPT", 17);
codeTable.Add("UNTL", 18);
codeTable.Add("PCDR", 19);
codeTable.Add("DWNT", 20);
codeTable.Add("RDLN", 21);
codeTable.Add("RTRN", 22);
codeTable.Add("FLT_", 23);
codeTable.Add("STR_", 24);
codeTable.Add("SLSH", 30);
codeTable.Add("STAR", 31);
codeTable.Add("PLUS", 32);
codeTable.Add("MINS", 33);
codeTable.Add("LPRN", 34);
codeTable.Add("RPRN", 35);
codeTable.Add("SCLN", 36);
codeTable.Add("BCMS", 37);
codeTable.Add("GRTR", 38);
codeTable.Add("LEST", 39);
codeTable.Add("GRTE", 40);
codeTable.Add("LSTE", 41);
codeTable.Add("EQUL", 42);
codeTable.Add("EQQL", 43);
codeTable.Add("CMMA", 44);
codeTable.Add("LBRK", 45);
codeTable.Add("RBRK", 46);
codeTable.Add("COLN", 47);
codeTable.Add("PERD", 48);
codeTable.Add("IDTY", 50);
codeTable.Add("NCNI", 51);
codeTable.Add("NCNF", 52);
codeTable.Add("SCN_", 53);
codeTable.Add("BAD_", 99);
return(codeTable);
}
public static void InitializeStructures()
{
LEXDFA = new DFA(); // Creates DFA
ReserveWordsTable = CreateReserveWordsTable(); // Creates reserve word table
CodeTable = CreateCodeTable(); // Creates mnemonic table
}
// Sets the QuadTable's max size and what reserve table its using
// This does not however put 'size' many objects into the structure
public void Initialize(int size)
{
_quadTable = new List <Quad>(size);
_reserveTable = BuildReserveTable(17);
}