def main(argv):
input = FileStream(argv[1])
print("\033[92mCompiling and executing {}\033[0m".format(argv[1]))
lexer = C_GrammarLexer(input)
stream = CommonTokenStream(lexer)
parser = C_GrammarParser(stream)
tree = parser.start()
printer = GrammarListener()
walker = ParseTreeWalker()
walker.walk(printer, tree)
symbol_table = SymbolTable()
symbol_table.fill_tree(printer.AST_Root)
CG = CodeGenerator(printer.AST_Root, symbol_table)
CG.generate()
symbol_table.to_dot()
CG.writeToFile(argv[2])
def process(self):
''' Process the assembly code '''
lexicalAnalyzer = LexicalAnalyzer(self.args)
syntaxAnalyzer = SyntaxAnalyzer(self.args)
codeGenerator = CodeGenerator(self.args)
# lexical analysis
ok = lexicalAnalyzer.analyze()
if not ok:
return False
# syntax analysis
ok = syntaxAnalyzer.analyze(lexicalAnalyzer.tokens)
if not ok:
return False
# code generation
ok = codeGenerator.generate(syntaxAnalyzer.expressions)
if not ok:
return False
return True
def process(self):
''' Process the assembly code '''
lexicalAnalyzer = LexicalAnalyzer(self.args)
syntaxAnalyzer = SyntaxAnalyzer(self.args)
codeGenerator = CodeGenerator(self.args)
# lexical analysis
ok = lexicalAnalyzer.analyze()
if not ok:
return False
# syntax analysis
ok = syntaxAnalyzer.analyze(lexicalAnalyzer.tokens)
if not ok:
return False
# code generation
ok = codeGenerator.generate(syntaxAnalyzer.expressions)
if not ok:
return False
return True
