// Generated from /home/tuanvu/Desktop/M1/S8/PDS/tp2-vsl-pds/src/main/antlr/VSLParser.g by ANTLR 4.13.1 package TP2; import TP2.Program.Program; import TP2.SymTable.SymTable; import org.antlr.v4.runtime.atn.*; import org.antlr.v4.runtime.dfa.DFA; import org.antlr.v4.runtime.*; import org.antlr.v4.runtime.misc.*; import org.antlr.v4.runtime.tree.*; import java.util.List; import java.util.Iterator; import java.util.ArrayList; @SuppressWarnings({"all", "warnings", "unchecked", "unused", "cast", "CheckReturnValue"}) public class VSLParser extends Parser { static { RuntimeMetaData.checkVersion("4.13.1", RuntimeMetaData.VERSION); } protected static final DFA[] _decisionToDFA; protected static final PredictionContextCache _sharedContextCache = new PredictionContextCache(); public static final int FUNCTION=1, PROTOTYPE=2, TYPE_INT=3, TYPE_VOID=4, LE=5, LT=6, GE=7, GT=8, IF=9, THEN=10, ELSE=11, FIN=12, WHILE=13, DO=14, DONE=15, READ=16, PRINT=17, RETURN=18, TEXT=19, NUMBER=20, ParO=21, ParF=22, PLUS=23, MINUS=24, DIV=25, TIMES=26, WS=27, COMMENT=28; public static final int RULE_program = 0, RULE_function = 1, RULE_prototype = 2, RULE_list_instr = 3, RULE_instruction = 4, RULE_expression = 5, RULE_td_expression = 6, RULE_lit = 7, RULE_ident = 8, RULE_type = 9; private static String[] makeRuleNames() { return new String[] { "program", "function", "prototype", "list_instr", "instruction", "expression", "td_expression", "lit", "ident", "type" }; } public static final String[] ruleNames = makeRuleNames(); private static String[] makeLiteralNames() { return new String[] { null, "'FUNC'", "'PROTO'", "'INT'", "'VOID'", "'<='", "'<'", "'>='", "'>'", "'IF'", "'THEN'", "'ELSE'", "'FI'", "'WHILE'", "'DO'", "'DONE'", "'READ'", "'PRINT'", "'RETURN'", null, null, "'('", "')'", "'+'", "'-'", "'/'", "'*'" }; } private static final String[] _LITERAL_NAMES = makeLiteralNames(); private static String[] makeSymbolicNames() { return new String[] { null, "FUNCTION", "PROTOTYPE", "TYPE_INT", "TYPE_VOID", "LE", "LT", "GE", "GT", "IF", "THEN", "ELSE", "FIN", "WHILE", "DO", "DONE", "READ", "PRINT", "RETURN", "TEXT", "NUMBER", "ParO", "ParF", "PLUS", "MINUS", "DIV", "TIMES", "WS", "COMMENT" }; } private static final String[] _SYMBOLIC_NAMES = makeSymbolicNames(); public static final Vocabulary VOCABULARY = new VocabularyImpl(_LITERAL_NAMES, _SYMBOLIC_NAMES); /** * @deprecated Use {@link #VOCABULARY} instead. */ @Deprecated public static final String[] tokenNames; static { tokenNames = new String[_SYMBOLIC_NAMES.length]; for (int i = 0; i < tokenNames.length; i++) { tokenNames[i] = VOCABULARY.getLiteralName(i); if (tokenNames[i] == null) { tokenNames[i] = VOCABULARY.getSymbolicName(i); } if (tokenNames[i] == null) { tokenNames[i] = ""; } } } @Override @Deprecated public String[] getTokenNames() { return tokenNames; } @Override public Vocabulary getVocabulary() { return VOCABULARY; } @Override public String getGrammarFileName() { return "VSLParser.g"; } @Override public String[] getRuleNames() { return ruleNames; } @Override public String getSerializedATN() { return _serializedATN; } @Override public ATN getATN() { return _ATN; } public VSLParser(TokenStream input) { super(input); _interp = new ParserATNSimulator(this,_ATN,_decisionToDFA,_sharedContextCache); } @SuppressWarnings("CheckReturnValue") public static class ProgramContext extends ParserRuleContext { public Program.Program p; public FunctionContext func; public TerminalNode EOF() { return getToken(VSLParser.EOF, 0); } public FunctionContext function() { return getRuleContext(FunctionContext.class,0); } public ProgramContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_program; } } public final ProgramContext program() throws RecognitionException { ProgramContext _localctx = new ProgramContext(_ctx, getState()); enterRule(_localctx, 0, RULE_program); try { enterOuterAlt(_localctx, 1); { setState(20); ((ProgramContext)_localctx).func = function(); setState(21); match(EOF); ((ProgramContext)_localctx).p = new Program.Program(((ProgramContext)_localctx).func.out); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class FunctionContext extends ParserRuleContext { public List out; public TypeContext t; public IdentContext i; public List_instrContext instrs; public TerminalNode FUNCTION() { return getToken(VSLParser.FUNCTION, 0); } public TerminalNode ParO() { return getToken(VSLParser.ParO, 0); } public TerminalNode ParF() { return getToken(VSLParser.ParF, 0); } public TypeContext type() { return getRuleContext(TypeContext.class,0); } public IdentContext ident() { return getRuleContext(IdentContext.class,0); } public List_instrContext list_instr() { return getRuleContext(List_instrContext.class,0); } public FunctionContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_function; } } public final FunctionContext function() throws RecognitionException { FunctionContext _localctx = new FunctionContext(_ctx, getState()); enterRule(_localctx, 2, RULE_function); SymTable.SymTable sym_table = new SymTable.SymTable(); try { enterOuterAlt(_localctx, 1); { setState(24); match(FUNCTION); setState(25); ((FunctionContext)_localctx).t = type(); setState(26); ((FunctionContext)_localctx).i = ident(); setState(27); match(ParO); setState(28); match(ParF); setState(29); ((FunctionContext)_localctx).instrs = list_instr(sym_table); _localctx.out.add(new Program.Function(((FunctionContext)_localctx).t.return_type, ((FunctionContext)_localctx).i.out, ((FunctionContext)_localctx).instrs.out)); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class PrototypeContext extends ParserRuleContext { public Program.Program p; public PrototypeContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_prototype; } } public final PrototypeContext prototype() throws RecognitionException { PrototypeContext _localctx = new PrototypeContext(_ctx, getState()); enterRule(_localctx, 4, RULE_prototype); try { enterOuterAlt(_localctx, 1); { } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class List_instrContext extends ParserRuleContext { public SymTable.SymTable table; public List out; public InstructionContext instruction; public InstructionContext instruction() { return getRuleContext(InstructionContext.class,0); } public List_instrContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } public List_instrContext(ParserRuleContext parent, int invokingState, SymTable.SymTable table) { super(parent, invokingState); this.table = table; } @Override public int getRuleIndex() { return RULE_list_instr; } } public final List_instrContext list_instr(SymTable.SymTable table) throws RecognitionException { List_instrContext _localctx = new List_instrContext(_ctx, getState(), table); enterRule(_localctx, 6, RULE_list_instr); List instructions = new List(); try { enterOuterAlt(_localctx, 1); { setState(34); ((List_instrContext)_localctx).instruction = instruction(table); instructions.add(((List_instrContext)_localctx).instruction.out); ((List_instrContext)_localctx).out = instructions; } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class InstructionContext extends ParserRuleContext { public SymTable.SymTable table; public List out; public TerminalNode RETURN() { return getToken(VSLParser.RETURN, 0); } public ExpressionContext expression() { return getRuleContext(ExpressionContext.class,0); } public InstructionContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } public InstructionContext(ParserRuleContext parent, int invokingState, SymTable.SymTable table) { super(parent, invokingState); this.table = table; } @Override public int getRuleIndex() { return RULE_instruction; } } public final InstructionContext instruction(SymTable.SymTable table) throws RecognitionException { InstructionContext _localctx = new InstructionContext(_ctx, getState(), table); enterRule(_localctx, 8, RULE_instruction); try { enterOuterAlt(_localctx, 1); { setState(37); match(RETURN); setState(38); expression(SymTable table); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class ExpressionContext extends ParserRuleContext { public SymTable.SymTable table; public Type return_Type; public Expression out; public Td_expressionContext left; public Token op; public Td_expressionContext right; public List td_expression() { return getRuleContexts(Td_expressionContext.class); } public Td_expressionContext td_expression(int i) { return getRuleContext(Td_expressionContext.class,i); } public List PLUS() { return getTokens(VSLParser.PLUS); } public TerminalNode PLUS(int i) { return getToken(VSLParser.PLUS, i); } public List MINUS() { return getTokens(VSLParser.MINUS); } public TerminalNode MINUS(int i) { return getToken(VSLParser.MINUS, i); } public ExpressionContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } public ExpressionContext(ParserRuleContext parent, int invokingState, SymTable.SymTable table) { super(parent, invokingState); this.table = table; } @Override public int getRuleIndex() { return RULE_expression; } } public final ExpressionContext expression(SymTable.SymTable table) throws RecognitionException { ExpressionContext _localctx = new ExpressionContext(_ctx, getState(), table); enterRule(_localctx, 10, RULE_expression); int _la; try { enterOuterAlt(_localctx, 1); { setState(40); ((ExpressionContext)_localctx).left = td_expression(table); ((ExpressionContext)_localctx).out = ((ExpressionContext)_localctx).left.out; ((ExpressionContext)_localctx).return_Type = ((ExpressionContext)_localctx).left.return_Type; setState(48); _errHandler.sync(this); _la = _input.LA(1); while (_la==PLUS || _la==MINUS) { { { setState(42); ((ExpressionContext)_localctx).op = _input.LT(1); _la = _input.LA(1); if ( !(_la==PLUS || _la==MINUS) ) { ((ExpressionContext)_localctx).op = (Token)_errHandler.recoverInline(this); } else { if ( _input.LA(1)==Token.EOF ) matchedEOF = true; _errHandler.reportMatch(this); consume(); } setState(43); ((ExpressionContext)_localctx).right = td_expression(table); ((ExpressionContext)_localctx).out = new Program.BinopExpression( switch(((ExpressionContext)_localctx).op.getType()) { case PLUS -> Op.PLUS; case MINUS -> Op.MINUS; default -> throw new IllegalArgumentException("Unknown operator"); }, ((ExpressionContext)_localctx).left.out, ((ExpressionContext)_localctx).right.out ); ((ExpressionContext)_localctx).return_Type = ((ExpressionContext)_localctx).right.return_Type; } } setState(50); _errHandler.sync(this); _la = _input.LA(1); } } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class Td_expressionContext extends ParserRuleContext { public SymTable.SymTable table; public Type return_Type; public Expression out; public LitContext left; public Token op; public LitContext right; public List lit() { return getRuleContexts(LitContext.class); } public LitContext lit(int i) { return getRuleContext(LitContext.class,i); } public List TIMES() { return getTokens(VSLParser.TIMES); } public TerminalNode TIMES(int i) { return getToken(VSLParser.TIMES, i); } public List DIV() { return getTokens(VSLParser.DIV); } public TerminalNode DIV(int i) { return getToken(VSLParser.DIV, i); } public Td_expressionContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } public Td_expressionContext(ParserRuleContext parent, int invokingState, SymTable.SymTable table) { super(parent, invokingState); this.table = table; } @Override public int getRuleIndex() { return RULE_td_expression; } } public final Td_expressionContext td_expression(SymTable.SymTable table) throws RecognitionException { Td_expressionContext _localctx = new Td_expressionContext(_ctx, getState(), table); enterRule(_localctx, 12, RULE_td_expression); int _la; try { enterOuterAlt(_localctx, 1); { setState(51); ((Td_expressionContext)_localctx).left = lit(); ((Td_expressionContext)_localctx).out = ((Td_expressionContext)_localctx).left.out; ((Td_expressionContext)_localctx).return_Type = ((Td_expressionContext)_localctx).left.return_Type; setState(59); _errHandler.sync(this); _la = _input.LA(1); while (_la==DIV || _la==TIMES) { { { setState(53); ((Td_expressionContext)_localctx).op = _input.LT(1); _la = _input.LA(1); if ( !(_la==DIV || _la==TIMES) ) { ((Td_expressionContext)_localctx).op = (Token)_errHandler.recoverInline(this); } else { if ( _input.LA(1)==Token.EOF ) matchedEOF = true; _errHandler.reportMatch(this); consume(); } setState(54); ((Td_expressionContext)_localctx).right = lit(); ((Td_expressionContext)_localctx).out = new Program.BinopExpression( switch(((Td_expressionContext)_localctx).op.getType()) { case TIMES -> Op.TIMES; case DIV -> Op.DIV; default -> throw new IllegalArgumentException("Unknown operator"); }, ((Td_expressionContext)_localctx).left.out, ((Td_expressionContext)_localctx).right.out ); ((Td_expressionContext)_localctx).return_Type = ((Td_expressionContext)_localctx).right.return_Type; } } setState(61); _errHandler.sync(this); _la = _input.LA(1); } } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class LitContext extends ParserRuleContext { public Expression out; public Type return_Type; public Token NUMBER; public TerminalNode NUMBER() { return getToken(VSLParser.NUMBER, 0); } public LitContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_lit; } } public final LitContext lit() throws RecognitionException { LitContext _localctx = new LitContext(_ctx, getState()); enterRule(_localctx, 14, RULE_lit); try { enterOuterAlt(_localctx, 1); { setState(62); ((LitContext)_localctx).NUMBER = match(NUMBER); ((LitContext)_localctx).return_Type = new Program.Type_int(); ((LitContext)_localctx).out = new Program.Const((((LitContext)_localctx).NUMBER!=null?Integer.valueOf(((LitContext)_localctx).NUMBER.getText()):0)); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class IdentContext extends ParserRuleContext { public String out; public Token TEXT; public TerminalNode TEXT() { return getToken(VSLParser.TEXT, 0); } public IdentContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_ident; } } public final IdentContext ident() throws RecognitionException { IdentContext _localctx = new IdentContext(_ctx, getState()); enterRule(_localctx, 16, RULE_ident); try { enterOuterAlt(_localctx, 1); { setState(65); ((IdentContext)_localctx).TEXT = match(TEXT); ((IdentContext)_localctx).out = ((IdentContext)_localctx).TEXT.getText(); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } @SuppressWarnings("CheckReturnValue") public static class TypeContext extends ParserRuleContext { public Type return_type; public TerminalNode TYPE_INT() { return getToken(VSLParser.TYPE_INT, 0); } public TerminalNode TYPE_VOID() { return getToken(VSLParser.TYPE_VOID, 0); } public TypeContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @Override public int getRuleIndex() { return RULE_type; } } public final TypeContext type() throws RecognitionException { TypeContext _localctx = new TypeContext(_ctx, getState()); enterRule(_localctx, 18, RULE_type); try { setState(72); _errHandler.sync(this); switch (_input.LA(1)) { case TYPE_INT: enterOuterAlt(_localctx, 1); { setState(68); match(TYPE_INT); ((TypeContext)_localctx).return_type = new Program.Type.Type_int(); } break; case TYPE_VOID: enterOuterAlt(_localctx, 2); { setState(70); match(TYPE_VOID); ((TypeContext)_localctx).return_type = new Program.Type.Type_void(); } break; default: throw new NoViableAltException(this); } } catch (RecognitionException re) { _localctx.exception = re; _errHandler.reportError(this, re); _errHandler.recover(this, re); } finally { exitRule(); } return _localctx; } public static final String _serializedATN = "\u0004\u0001\u001cK\u0002\u0000\u0007\u0000\u0002\u0001\u0007\u0001\u0002"+ "\u0002\u0007\u0002\u0002\u0003\u0007\u0003\u0002\u0004\u0007\u0004\u0002"+ "\u0005\u0007\u0005\u0002\u0006\u0007\u0006\u0002\u0007\u0007\u0007\u0002"+ "\b\u0007\b\u0002\t\u0007\t\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0000"+ "\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001\u0001"+ "\u0001\u0001\u0001\u0001\u0001\u0002\u0001\u0002\u0001\u0003\u0001\u0003"+ "\u0001\u0003\u0001\u0004\u0001\u0004\u0001\u0004\u0001\u0005\u0001\u0005"+ "\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0005\u0005/\b\u0005"+ "\n\u0005\f\u00052\t\u0005\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006"+ "\u0001\u0006\u0001\u0006\u0005\u0006:\b\u0006\n\u0006\f\u0006=\t\u0006"+ "\u0001\u0007\u0001\u0007\u0001\u0007\u0001\b\u0001\b\u0001\b\u0001\t\u0001"+ "\t\u0001\t\u0001\t\u0003\tI\b\t\u0001\t\u0000\u0000\n\u0000\u0002\u0004"+ "\u0006\b\n\f\u000e\u0010\u0012\u0000\u0002\u0001\u0000\u0017\u0018\u0001"+ "\u0000\u0019\u001aC\u0000\u0014\u0001\u0000\u0000\u0000\u0002\u0018\u0001"+ "\u0000\u0000\u0000\u0004 \u0001\u0000\u0000\u0000\u0006\"\u0001\u0000"+ "\u0000\u0000\b%\u0001\u0000\u0000\u0000\n(\u0001\u0000\u0000\u0000\f3"+ "\u0001\u0000\u0000\u0000\u000e>\u0001\u0000\u0000\u0000\u0010A\u0001\u0000"+ "\u0000\u0000\u0012H\u0001\u0000\u0000\u0000\u0014\u0015\u0003\u0002\u0001"+ "\u0000\u0015\u0016\u0005\u0000\u0000\u0001\u0016\u0017\u0006\u0000\uffff"+ "\uffff\u0000\u0017\u0001\u0001\u0000\u0000\u0000\u0018\u0019\u0005\u0001"+ "\u0000\u0000\u0019\u001a\u0003\u0012\t\u0000\u001a\u001b\u0003\u0010\b"+ "\u0000\u001b\u001c\u0005\u0015\u0000\u0000\u001c\u001d\u0005\u0016\u0000"+ "\u0000\u001d\u001e\u0003\u0006\u0003\u0000\u001e\u001f\u0006\u0001\uffff"+ "\uffff\u0000\u001f\u0003\u0001\u0000\u0000\u0000 !\u0001\u0000\u0000\u0000"+ "!\u0005\u0001\u0000\u0000\u0000\"#\u0003\b\u0004\u0000#$\u0006\u0003\uffff"+ "\uffff\u0000$\u0007\u0001\u0000\u0000\u0000%&\u0005\u0012\u0000\u0000"+ "&\'\u0003\n\u0005\u0000\'\t\u0001\u0000\u0000\u0000()\u0003\f\u0006\u0000"+ ")0\u0006\u0005\uffff\uffff\u0000*+\u0007\u0000\u0000\u0000+,\u0003\f\u0006"+ "\u0000,-\u0006\u0005\uffff\uffff\u0000-/\u0001\u0000\u0000\u0000.*\u0001"+ "\u0000\u0000\u0000/2\u0001\u0000\u0000\u00000.\u0001\u0000\u0000\u0000"+ "01\u0001\u0000\u0000\u00001\u000b\u0001\u0000\u0000\u000020\u0001\u0000"+ "\u0000\u000034\u0003\u000e\u0007\u00004;\u0006\u0006\uffff\uffff\u0000"+ "56\u0007\u0001\u0000\u000067\u0003\u000e\u0007\u000078\u0006\u0006\uffff"+ "\uffff\u00008:\u0001\u0000\u0000\u000095\u0001\u0000\u0000\u0000:=\u0001"+ "\u0000\u0000\u0000;9\u0001\u0000\u0000\u0000;<\u0001\u0000\u0000\u0000"+ "<\r\u0001\u0000\u0000\u0000=;\u0001\u0000\u0000\u0000>?\u0005\u0014\u0000"+ "\u0000?@\u0006\u0007\uffff\uffff\u0000@\u000f\u0001\u0000\u0000\u0000"+ "AB\u0005\u0013\u0000\u0000BC\u0006\b\uffff\uffff\u0000C\u0011\u0001\u0000"+ "\u0000\u0000DE\u0005\u0003\u0000\u0000EI\u0006\t\uffff\uffff\u0000FG\u0005"+ "\u0004\u0000\u0000GI\u0006\t\uffff\uffff\u0000HD\u0001\u0000\u0000\u0000"+ "HF\u0001\u0000\u0000\u0000I\u0013\u0001\u0000\u0000\u0000\u00030;H"; public static final ATN _ATN = new ATNDeserializer().deserialize(_serializedATN.toCharArray()); static { _decisionToDFA = new DFA[_ATN.getNumberOfDecisions()]; for (int i = 0; i < _ATN.getNumberOfDecisions(); i++) { _decisionToDFA[i] = new DFA(_ATN.getDecisionState(i), i); } } }