/antlr-3.4/runtime/ObjC/Framework/examples/simplecTreeParser/SimpleCParser.java
Java | 1814 lines | 1208 code | 420 blank | 186 comment | 52 complexity | 4c6fcf1dfd229a7400b76ba5fe3e25f2 MD5 | raw file
- // $ANTLR 3.2 Aug 13, 2010 14:19:31 SimpleC.g 2010-08-13 14:29:19
- import org.antlr.runtime.*;
- import java.util.Stack;
- import java.util.List;
- import java.util.ArrayList;
- import org.antlr.runtime.tree.*;
- public class SimpleCParser extends Parser {
- public static final String[] tokenNames = new String[] {
- "<invalid>", "<EOR>", "<DOWN>", "<UP>", "VAR_DEF", "ARG_DEF", "FUNC_HDR", "FUNC_DECL", "FUNC_DEF", "BLOCK", "ID", "EQ", "INT", "FOR", "INT_TYPE", "CHAR", "VOID", "EQEQ", "LT", "PLUS", "WS", "';'", "'('", "','", "')'", "'{'", "'}'"
- };
- public static final int LT=18;
- public static final int T__26=26;
- public static final int T__25=25;
- public static final int T__24=24;
- public static final int T__23=23;
- public static final int T__22=22;
- public static final int T__21=21;
- public static final int CHAR=15;
- public static final int FOR=13;
- public static final int FUNC_HDR=6;
- public static final int INT=12;
- public static final int FUNC_DEF=8;
- public static final int INT_TYPE=14;
- public static final int ID=10;
- public static final int EOF=-1;
- public static final int FUNC_DECL=7;
- public static final int ARG_DEF=5;
- public static final int WS=20;
- public static final int BLOCK=9;
- public static final int PLUS=19;
- public static final int VOID=16;
- public static final int EQ=11;
- public static final int VAR_DEF=4;
- public static final int EQEQ=17;
- // delegates
- // delegators
- public SimpleCParser(TokenStream input) {
- this(input, new RecognizerSharedState());
- }
- public SimpleCParser(TokenStream input, RecognizerSharedState state) {
- super(input, state);
-
- }
-
- protected TreeAdaptor adaptor = new CommonTreeAdaptor();
- public void setTreeAdaptor(TreeAdaptor adaptor) {
- this.adaptor = adaptor;
- }
- public TreeAdaptor getTreeAdaptor() {
- return adaptor;
- }
- public String[] getTokenNames() { return SimpleCParser.tokenNames; }
- public String getGrammarFileName() { return "SimpleC.g"; }
- public static class program_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "program"
- // SimpleC.g:16:1: program : ( declaration )+ ;
- public final SimpleCParser.program_return program() throws RecognitionException {
- SimpleCParser.program_return retval = new SimpleCParser.program_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- SimpleCParser.declaration_return declaration1 = null;
- try {
- // SimpleC.g:17:5: ( ( declaration )+ )
- // SimpleC.g:17:9: ( declaration )+
- {
- root_0 = (Object)adaptor.nil();
- // SimpleC.g:17:9: ( declaration )+
- int cnt1=0;
- loop1:
- do {
- int alt1=2;
- int LA1_0 = input.LA(1);
- if ( (LA1_0==ID||(LA1_0>=INT_TYPE && LA1_0<=VOID)) ) {
- alt1=1;
- }
- switch (alt1) {
- case 1 :
- // SimpleC.g:17:9: declaration
- {
- pushFollow(FOLLOW_declaration_in_program85);
- declaration1=declaration();
- state._fsp--;
- adaptor.addChild(root_0, declaration1.getTree());
- }
- break;
- default :
- if ( cnt1 >= 1 ) break loop1;
- EarlyExitException eee =
- new EarlyExitException(1, input);
- throw eee;
- }
- cnt1++;
- } while (true);
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "program"
- public static class declaration_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "declaration"
- // SimpleC.g:20:1: declaration : ( variable | functionHeader ';' -> ^( FUNC_DECL functionHeader ) | functionHeader block -> ^( FUNC_DEF functionHeader block ) );
- public final SimpleCParser.declaration_return declaration() throws RecognitionException {
- SimpleCParser.declaration_return retval = new SimpleCParser.declaration_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token char_literal4=null;
- SimpleCParser.variable_return variable2 = null;
- SimpleCParser.functionHeader_return functionHeader3 = null;
- SimpleCParser.functionHeader_return functionHeader5 = null;
- SimpleCParser.block_return block6 = null;
- Object char_literal4_tree=null;
- RewriteRuleTokenStream stream_21=new RewriteRuleTokenStream(adaptor,"token 21");
- RewriteRuleSubtreeStream stream_functionHeader=new RewriteRuleSubtreeStream(adaptor,"rule functionHeader");
- RewriteRuleSubtreeStream stream_block=new RewriteRuleSubtreeStream(adaptor,"rule block");
- try {
- // SimpleC.g:21:5: ( variable | functionHeader ';' -> ^( FUNC_DECL functionHeader ) | functionHeader block -> ^( FUNC_DEF functionHeader block ) )
- int alt2=3;
- alt2 = dfa2.predict(input);
- switch (alt2) {
- case 1 :
- // SimpleC.g:21:9: variable
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_variable_in_declaration105);
- variable2=variable();
- state._fsp--;
- adaptor.addChild(root_0, variable2.getTree());
- }
- break;
- case 2 :
- // SimpleC.g:22:9: functionHeader ';'
- {
- pushFollow(FOLLOW_functionHeader_in_declaration115);
- functionHeader3=functionHeader();
- state._fsp--;
- stream_functionHeader.add(functionHeader3.getTree());
- char_literal4=(Token)match(input,21,FOLLOW_21_in_declaration117);
- stream_21.add(char_literal4);
- // AST REWRITE
- // elements: functionHeader
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 22:28: -> ^( FUNC_DECL functionHeader )
- {
- // SimpleC.g:22:31: ^( FUNC_DECL functionHeader )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(FUNC_DECL, "FUNC_DECL"), root_1);
- adaptor.addChild(root_1, stream_functionHeader.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- break;
- case 3 :
- // SimpleC.g:23:9: functionHeader block
- {
- pushFollow(FOLLOW_functionHeader_in_declaration135);
- functionHeader5=functionHeader();
- state._fsp--;
- stream_functionHeader.add(functionHeader5.getTree());
- pushFollow(FOLLOW_block_in_declaration137);
- block6=block();
- state._fsp--;
- stream_block.add(block6.getTree());
- // AST REWRITE
- // elements: block, functionHeader
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 23:30: -> ^( FUNC_DEF functionHeader block )
- {
- // SimpleC.g:23:33: ^( FUNC_DEF functionHeader block )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(FUNC_DEF, "FUNC_DEF"), root_1);
- adaptor.addChild(root_1, stream_functionHeader.nextTree());
- adaptor.addChild(root_1, stream_block.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- break;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "declaration"
- public static class variable_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "variable"
- // SimpleC.g:26:1: variable : type declarator ';' -> ^( VAR_DEF type declarator ) ;
- public final SimpleCParser.variable_return variable() throws RecognitionException {
- SimpleCParser.variable_return retval = new SimpleCParser.variable_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token char_literal9=null;
- SimpleCParser.type_return type7 = null;
- SimpleCParser.declarator_return declarator8 = null;
- Object char_literal9_tree=null;
- RewriteRuleTokenStream stream_21=new RewriteRuleTokenStream(adaptor,"token 21");
- RewriteRuleSubtreeStream stream_declarator=new RewriteRuleSubtreeStream(adaptor,"rule declarator");
- RewriteRuleSubtreeStream stream_type=new RewriteRuleSubtreeStream(adaptor,"rule type");
- try {
- // SimpleC.g:27:5: ( type declarator ';' -> ^( VAR_DEF type declarator ) )
- // SimpleC.g:27:9: type declarator ';'
- {
- pushFollow(FOLLOW_type_in_variable166);
- type7=type();
- state._fsp--;
- stream_type.add(type7.getTree());
- pushFollow(FOLLOW_declarator_in_variable168);
- declarator8=declarator();
- state._fsp--;
- stream_declarator.add(declarator8.getTree());
- char_literal9=(Token)match(input,21,FOLLOW_21_in_variable170);
- stream_21.add(char_literal9);
- // AST REWRITE
- // elements: declarator, type
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 27:29: -> ^( VAR_DEF type declarator )
- {
- // SimpleC.g:27:32: ^( VAR_DEF type declarator )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(VAR_DEF, "VAR_DEF"), root_1);
- adaptor.addChild(root_1, stream_type.nextTree());
- adaptor.addChild(root_1, stream_declarator.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "variable"
- public static class declarator_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "declarator"
- // SimpleC.g:30:1: declarator : ID ;
- public final SimpleCParser.declarator_return declarator() throws RecognitionException {
- SimpleCParser.declarator_return retval = new SimpleCParser.declarator_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token ID10=null;
- Object ID10_tree=null;
- try {
- // SimpleC.g:31:5: ( ID )
- // SimpleC.g:31:9: ID
- {
- root_0 = (Object)adaptor.nil();
- ID10=(Token)match(input,ID,FOLLOW_ID_in_declarator199);
- ID10_tree = (Object)adaptor.create(ID10);
- adaptor.addChild(root_0, ID10_tree);
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "declarator"
- public static class functionHeader_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "functionHeader"
- // SimpleC.g:34:1: functionHeader : type ID '(' ( formalParameter ( ',' formalParameter )* )? ')' -> ^( FUNC_HDR type ID ( formalParameter )+ ) ;
- public final SimpleCParser.functionHeader_return functionHeader() throws RecognitionException {
- SimpleCParser.functionHeader_return retval = new SimpleCParser.functionHeader_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token ID12=null;
- Token char_literal13=null;
- Token char_literal15=null;
- Token char_literal17=null;
- SimpleCParser.type_return type11 = null;
- SimpleCParser.formalParameter_return formalParameter14 = null;
- SimpleCParser.formalParameter_return formalParameter16 = null;
- Object ID12_tree=null;
- Object char_literal13_tree=null;
- Object char_literal15_tree=null;
- Object char_literal17_tree=null;
- RewriteRuleTokenStream stream_ID=new RewriteRuleTokenStream(adaptor,"token ID");
- RewriteRuleTokenStream stream_22=new RewriteRuleTokenStream(adaptor,"token 22");
- RewriteRuleTokenStream stream_23=new RewriteRuleTokenStream(adaptor,"token 23");
- RewriteRuleTokenStream stream_24=new RewriteRuleTokenStream(adaptor,"token 24");
- RewriteRuleSubtreeStream stream_formalParameter=new RewriteRuleSubtreeStream(adaptor,"rule formalParameter");
- RewriteRuleSubtreeStream stream_type=new RewriteRuleSubtreeStream(adaptor,"rule type");
- try {
- // SimpleC.g:35:5: ( type ID '(' ( formalParameter ( ',' formalParameter )* )? ')' -> ^( FUNC_HDR type ID ( formalParameter )+ ) )
- // SimpleC.g:35:9: type ID '(' ( formalParameter ( ',' formalParameter )* )? ')'
- {
- pushFollow(FOLLOW_type_in_functionHeader219);
- type11=type();
- state._fsp--;
- stream_type.add(type11.getTree());
- ID12=(Token)match(input,ID,FOLLOW_ID_in_functionHeader221);
- stream_ID.add(ID12);
- char_literal13=(Token)match(input,22,FOLLOW_22_in_functionHeader223);
- stream_22.add(char_literal13);
- // SimpleC.g:35:21: ( formalParameter ( ',' formalParameter )* )?
- int alt4=2;
- int LA4_0 = input.LA(1);
- if ( (LA4_0==ID||(LA4_0>=INT_TYPE && LA4_0<=VOID)) ) {
- alt4=1;
- }
- switch (alt4) {
- case 1 :
- // SimpleC.g:35:23: formalParameter ( ',' formalParameter )*
- {
- pushFollow(FOLLOW_formalParameter_in_functionHeader227);
- formalParameter14=formalParameter();
- state._fsp--;
- stream_formalParameter.add(formalParameter14.getTree());
- // SimpleC.g:35:39: ( ',' formalParameter )*
- loop3:
- do {
- int alt3=2;
- int LA3_0 = input.LA(1);
- if ( (LA3_0==23) ) {
- alt3=1;
- }
- switch (alt3) {
- case 1 :
- // SimpleC.g:35:41: ',' formalParameter
- {
- char_literal15=(Token)match(input,23,FOLLOW_23_in_functionHeader231);
- stream_23.add(char_literal15);
- pushFollow(FOLLOW_formalParameter_in_functionHeader233);
- formalParameter16=formalParameter();
- state._fsp--;
- stream_formalParameter.add(formalParameter16.getTree());
- }
- break;
- default :
- break loop3;
- }
- } while (true);
- }
- break;
- }
- char_literal17=(Token)match(input,24,FOLLOW_24_in_functionHeader241);
- stream_24.add(char_literal17);
- // AST REWRITE
- // elements: ID, formalParameter, type
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 36:9: -> ^( FUNC_HDR type ID ( formalParameter )+ )
- {
- // SimpleC.g:36:12: ^( FUNC_HDR type ID ( formalParameter )+ )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(FUNC_HDR, "FUNC_HDR"), root_1);
- adaptor.addChild(root_1, stream_type.nextTree());
- adaptor.addChild(root_1, stream_ID.nextNode());
- if ( !(stream_formalParameter.hasNext()) ) {
- throw new RewriteEarlyExitException();
- }
- while ( stream_formalParameter.hasNext() ) {
- adaptor.addChild(root_1, stream_formalParameter.nextTree());
- }
- stream_formalParameter.reset();
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "functionHeader"
- public static class formalParameter_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "formalParameter"
- // SimpleC.g:39:1: formalParameter : type declarator -> ^( ARG_DEF type declarator ) ;
- public final SimpleCParser.formalParameter_return formalParameter() throws RecognitionException {
- SimpleCParser.formalParameter_return retval = new SimpleCParser.formalParameter_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- SimpleCParser.type_return type18 = null;
- SimpleCParser.declarator_return declarator19 = null;
- RewriteRuleSubtreeStream stream_declarator=new RewriteRuleSubtreeStream(adaptor,"rule declarator");
- RewriteRuleSubtreeStream stream_type=new RewriteRuleSubtreeStream(adaptor,"rule type");
- try {
- // SimpleC.g:40:5: ( type declarator -> ^( ARG_DEF type declarator ) )
- // SimpleC.g:40:9: type declarator
- {
- pushFollow(FOLLOW_type_in_formalParameter281);
- type18=type();
- state._fsp--;
- stream_type.add(type18.getTree());
- pushFollow(FOLLOW_declarator_in_formalParameter283);
- declarator19=declarator();
- state._fsp--;
- stream_declarator.add(declarator19.getTree());
- // AST REWRITE
- // elements: declarator, type
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 40:25: -> ^( ARG_DEF type declarator )
- {
- // SimpleC.g:40:28: ^( ARG_DEF type declarator )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(ARG_DEF, "ARG_DEF"), root_1);
- adaptor.addChild(root_1, stream_type.nextTree());
- adaptor.addChild(root_1, stream_declarator.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "formalParameter"
- public static class type_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "type"
- // SimpleC.g:43:1: type : ( 'int' | 'char' | 'void' | ID );
- public final SimpleCParser.type_return type() throws RecognitionException {
- SimpleCParser.type_return retval = new SimpleCParser.type_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token set20=null;
- Object set20_tree=null;
- try {
- // SimpleC.g:44:5: ( 'int' | 'char' | 'void' | ID )
- // SimpleC.g:
- {
- root_0 = (Object)adaptor.nil();
- set20=(Token)input.LT(1);
- if ( input.LA(1)==ID||(input.LA(1)>=INT_TYPE && input.LA(1)<=VOID) ) {
- input.consume();
- adaptor.addChild(root_0, (Object)adaptor.create(set20));
- state.errorRecovery=false;
- }
- else {
- MismatchedSetException mse = new MismatchedSetException(null,input);
- throw mse;
- }
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "type"
- public static class block_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "block"
- // SimpleC.g:50:1: block : lc= '{' ( variable )* ( stat )* '}' -> ^( BLOCK[$lc,@\"BLOCK\"] ( variable )* ( stat )* ) ;
- public final SimpleCParser.block_return block() throws RecognitionException {
- SimpleCParser.block_return retval = new SimpleCParser.block_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token lc=null;
- Token char_literal23=null;
- SimpleCParser.variable_return variable21 = null;
- SimpleCParser.stat_return stat22 = null;
- Object lc_tree=null;
- Object char_literal23_tree=null;
- RewriteRuleTokenStream stream_25=new RewriteRuleTokenStream(adaptor,"token 25");
- RewriteRuleTokenStream stream_26=new RewriteRuleTokenStream(adaptor,"token 26");
- RewriteRuleSubtreeStream stream_variable=new RewriteRuleSubtreeStream(adaptor,"rule variable");
- RewriteRuleSubtreeStream stream_stat=new RewriteRuleSubtreeStream(adaptor,"rule stat");
- try {
- // SimpleC.g:51:5: (lc= '{' ( variable )* ( stat )* '}' -> ^( BLOCK[$lc,@\"BLOCK\"] ( variable )* ( stat )* ) )
- // SimpleC.g:51:9: lc= '{' ( variable )* ( stat )* '}'
- {
- lc=(Token)match(input,25,FOLLOW_25_in_block376);
- stream_25.add(lc);
- // SimpleC.g:52:13: ( variable )*
- loop5:
- do {
- int alt5=2;
- int LA5_0 = input.LA(1);
- if ( (LA5_0==ID) ) {
- int LA5_2 = input.LA(2);
- if ( (LA5_2==ID) ) {
- alt5=1;
- }
- }
- else if ( ((LA5_0>=INT_TYPE && LA5_0<=VOID)) ) {
- alt5=1;
- }
- switch (alt5) {
- case 1 :
- // SimpleC.g:52:13: variable
- {
- pushFollow(FOLLOW_variable_in_block390);
- variable21=variable();
- state._fsp--;
- stream_variable.add(variable21.getTree());
- }
- break;
- default :
- break loop5;
- }
- } while (true);
- // SimpleC.g:53:13: ( stat )*
- loop6:
- do {
- int alt6=2;
- int LA6_0 = input.LA(1);
- if ( (LA6_0==ID||(LA6_0>=INT && LA6_0<=FOR)||(LA6_0>=21 && LA6_0<=22)||LA6_0==25) ) {
- alt6=1;
- }
- switch (alt6) {
- case 1 :
- // SimpleC.g:53:13: stat
- {
- pushFollow(FOLLOW_stat_in_block405);
- stat22=stat();
- state._fsp--;
- stream_stat.add(stat22.getTree());
- }
- break;
- default :
- break loop6;
- }
- } while (true);
- char_literal23=(Token)match(input,26,FOLLOW_26_in_block416);
- stream_26.add(char_literal23);
- // AST REWRITE
- // elements: stat, variable
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 55:9: -> ^( BLOCK[$lc,@\"BLOCK\"] ( variable )* ( stat )* )
- {
- // SimpleC.g:55:12: ^( BLOCK[$lc,@\"BLOCK\"] ( variable )* ( stat )* )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(BLOCK, lc, @"BLOCK"), root_1);
- // SimpleC.g:55:34: ( variable )*
- while ( stream_variable.hasNext() ) {
- adaptor.addChild(root_1, stream_variable.nextTree());
- }
- stream_variable.reset();
- // SimpleC.g:55:44: ( stat )*
- while ( stream_stat.hasNext() ) {
- adaptor.addChild(root_1, stream_stat.nextTree());
- }
- stream_stat.reset();
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "block"
- public static class stat_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "stat"
- // SimpleC.g:58:1: stat : ( forStat | expr ';' | block | assignStat ';' | ';' );
- public final SimpleCParser.stat_return stat() throws RecognitionException {
- SimpleCParser.stat_return retval = new SimpleCParser.stat_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token char_literal26=null;
- Token char_literal29=null;
- Token char_literal30=null;
- SimpleCParser.forStat_return forStat24 = null;
- SimpleCParser.expr_return expr25 = null;
- SimpleCParser.block_return block27 = null;
- SimpleCParser.assignStat_return assignStat28 = null;
- Object char_literal26_tree=null;
- Object char_literal29_tree=null;
- Object char_literal30_tree=null;
- try {
- // SimpleC.g:58:5: ( forStat | expr ';' | block | assignStat ';' | ';' )
- int alt7=5;
- switch ( input.LA(1) ) {
- case FOR:
- {
- alt7=1;
- }
- break;
- case ID:
- {
- int LA7_2 = input.LA(2);
- if ( (LA7_2==EQ) ) {
- alt7=4;
- }
- else if ( ((LA7_2>=EQEQ && LA7_2<=PLUS)||LA7_2==21) ) {
- alt7=2;
- }
- else {
- NoViableAltException nvae =
- new NoViableAltException("", 7, 2, input);
- throw nvae;
- }
- }
- break;
- case INT:
- case 22:
- {
- alt7=2;
- }
- break;
- case 25:
- {
- alt7=3;
- }
- break;
- case 21:
- {
- alt7=5;
- }
- break;
- default:
- NoViableAltException nvae =
- new NoViableAltException("", 7, 0, input);
- throw nvae;
- }
- switch (alt7) {
- case 1 :
- // SimpleC.g:58:7: forStat
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_forStat_in_stat449);
- forStat24=forStat();
- state._fsp--;
- adaptor.addChild(root_0, forStat24.getTree());
- }
- break;
- case 2 :
- // SimpleC.g:59:7: expr ';'
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_expr_in_stat457);
- expr25=expr();
- state._fsp--;
- adaptor.addChild(root_0, expr25.getTree());
- char_literal26=(Token)match(input,21,FOLLOW_21_in_stat459);
- }
- break;
- case 3 :
- // SimpleC.g:60:7: block
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_block_in_stat468);
- block27=block();
- state._fsp--;
- adaptor.addChild(root_0, block27.getTree());
- }
- break;
- case 4 :
- // SimpleC.g:61:7: assignStat ';'
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_assignStat_in_stat476);
- assignStat28=assignStat();
- state._fsp--;
- adaptor.addChild(root_0, assignStat28.getTree());
- char_literal29=(Token)match(input,21,FOLLOW_21_in_stat478);
- }
- break;
- case 5 :
- // SimpleC.g:62:7: ';'
- {
- root_0 = (Object)adaptor.nil();
- char_literal30=(Token)match(input,21,FOLLOW_21_in_stat487);
- }
- break;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "stat"
- public static class forStat_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "forStat"
- // SimpleC.g:65:1: forStat : 'for' '(' start= assignStat ';' expr ';' next= assignStat ')' block -> ^( 'for' $start expr $next block ) ;
- public final SimpleCParser.forStat_return forStat() throws RecognitionException {
- SimpleCParser.forStat_return retval = new SimpleCParser.forStat_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token string_literal31=null;
- Token char_literal32=null;
- Token char_literal33=null;
- Token char_literal35=null;
- Token char_literal36=null;
- SimpleCParser.assignStat_return start = null;
- SimpleCParser.assignStat_return next = null;
- SimpleCParser.expr_return expr34 = null;
- SimpleCParser.block_return block37 = null;
- Object string_literal31_tree=null;
- Object char_literal32_tree=null;
- Object char_literal33_tree=null;
- Object char_literal35_tree=null;
- Object char_literal36_tree=null;
- RewriteRuleTokenStream stream_21=new RewriteRuleTokenStream(adaptor,"token 21");
- RewriteRuleTokenStream stream_FOR=new RewriteRuleTokenStream(adaptor,"token FOR");
- RewriteRuleTokenStream stream_22=new RewriteRuleTokenStream(adaptor,"token 22");
- RewriteRuleTokenStream stream_24=new RewriteRuleTokenStream(adaptor,"token 24");
- RewriteRuleSubtreeStream stream_assignStat=new RewriteRuleSubtreeStream(adaptor,"rule assignStat");
- RewriteRuleSubtreeStream stream_block=new RewriteRuleSubtreeStream(adaptor,"rule block");
- RewriteRuleSubtreeStream stream_expr=new RewriteRuleSubtreeStream(adaptor,"rule expr");
- try {
- // SimpleC.g:66:5: ( 'for' '(' start= assignStat ';' expr ';' next= assignStat ')' block -> ^( 'for' $start expr $next block ) )
- // SimpleC.g:66:9: 'for' '(' start= assignStat ';' expr ';' next= assignStat ')' block
- {
- string_literal31=(Token)match(input,FOR,FOLLOW_FOR_in_forStat507);
- stream_FOR.add(string_literal31);
- char_literal32=(Token)match(input,22,FOLLOW_22_in_forStat509);
- stream_22.add(char_literal32);
- pushFollow(FOLLOW_assignStat_in_forStat513);
- start=assignStat();
- state._fsp--;
- stream_assignStat.add(start.getTree());
- char_literal33=(Token)match(input,21,FOLLOW_21_in_forStat515);
- stream_21.add(char_literal33);
- pushFollow(FOLLOW_expr_in_forStat517);
- expr34=expr();
- state._fsp--;
- stream_expr.add(expr34.getTree());
- char_literal35=(Token)match(input,21,FOLLOW_21_in_forStat519);
- stream_21.add(char_literal35);
- pushFollow(FOLLOW_assignStat_in_forStat523);
- next=assignStat();
- state._fsp--;
- stream_assignStat.add(next.getTree());
- char_literal36=(Token)match(input,24,FOLLOW_24_in_forStat525);
- stream_24.add(char_literal36);
- pushFollow(FOLLOW_block_in_forStat527);
- block37=block();
- state._fsp--;
- stream_block.add(block37.getTree());
- // AST REWRITE
- // elements: next, start, FOR, block, expr
- // token labels:
- // rule labels: retval, start, next
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- RewriteRuleSubtreeStream stream_start=new RewriteRuleSubtreeStream(adaptor,"rule start",start!=null?start.tree:null);
- RewriteRuleSubtreeStream stream_next=new RewriteRuleSubtreeStream(adaptor,"rule next",next!=null?next.tree:null);
- root_0 = (Object)adaptor.nil();
- // 67:9: -> ^( 'for' $start expr $next block )
- {
- // SimpleC.g:67:12: ^( 'for' $start expr $next block )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot(stream_FOR.nextNode(), root_1);
- adaptor.addChild(root_1, stream_start.nextTree());
- adaptor.addChild(root_1, stream_expr.nextTree());
- adaptor.addChild(root_1, stream_next.nextTree());
- adaptor.addChild(root_1, stream_block.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "forStat"
- public static class assignStat_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "assignStat"
- // SimpleC.g:70:1: assignStat : ID EQ expr -> ^( EQ ID expr ) ;
- public final SimpleCParser.assignStat_return assignStat() throws RecognitionException {
- SimpleCParser.assignStat_return retval = new SimpleCParser.assignStat_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token ID38=null;
- Token EQ39=null;
- SimpleCParser.expr_return expr40 = null;
- Object ID38_tree=null;
- Object EQ39_tree=null;
- RewriteRuleTokenStream stream_EQ=new RewriteRuleTokenStream(adaptor,"token EQ");
- RewriteRuleTokenStream stream_ID=new RewriteRuleTokenStream(adaptor,"token ID");
- RewriteRuleSubtreeStream stream_expr=new RewriteRuleSubtreeStream(adaptor,"rule expr");
- try {
- // SimpleC.g:71:5: ( ID EQ expr -> ^( EQ ID expr ) )
- // SimpleC.g:71:9: ID EQ expr
- {
- ID38=(Token)match(input,ID,FOLLOW_ID_in_assignStat570);
- stream_ID.add(ID38);
- EQ39=(Token)match(input,EQ,FOLLOW_EQ_in_assignStat572);
- stream_EQ.add(EQ39);
- pushFollow(FOLLOW_expr_in_assignStat574);
- expr40=expr();
- state._fsp--;
- stream_expr.add(expr40.getTree());
- // AST REWRITE
- // elements: EQ, ID, expr
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 71:20: -> ^( EQ ID expr )
- {
- // SimpleC.g:71:23: ^( EQ ID expr )
- {
- Object root_1 = (Object)adaptor.nil();
- root_1 = (Object)adaptor.becomeRoot(stream_EQ.nextNode(), root_1);
- adaptor.addChild(root_1, stream_ID.nextNode());
- adaptor.addChild(root_1, stream_expr.nextTree());
- adaptor.addChild(root_0, root_1);
- }
- }
- retval.tree = root_0;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "assignStat"
- public static class expr_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "expr"
- // SimpleC.g:74:1: expr : condExpr ;
- public final SimpleCParser.expr_return expr() throws RecognitionException {
- SimpleCParser.expr_return retval = new SimpleCParser.expr_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- SimpleCParser.condExpr_return condExpr41 = null;
- try {
- // SimpleC.g:74:5: ( condExpr )
- // SimpleC.g:74:9: condExpr
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_condExpr_in_expr598);
- condExpr41=condExpr();
- state._fsp--;
- adaptor.addChild(root_0, condExpr41.getTree());
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "expr"
- public static class condExpr_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "condExpr"
- // SimpleC.g:77:1: condExpr : aexpr ( ( '==' | '<' ) aexpr )? ;
- public final SimpleCParser.condExpr_return condExpr() throws RecognitionException {
- SimpleCParser.condExpr_return retval = new SimpleCParser.condExpr_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token string_literal43=null;
- Token char_literal44=null;
- SimpleCParser.aexpr_return aexpr42 = null;
- SimpleCParser.aexpr_return aexpr45 = null;
- Object string_literal43_tree=null;
- Object char_literal44_tree=null;
- try {
- // SimpleC.g:78:5: ( aexpr ( ( '==' | '<' ) aexpr )? )
- // SimpleC.g:78:9: aexpr ( ( '==' | '<' ) aexpr )?
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_aexpr_in_condExpr617);
- aexpr42=aexpr();
- state._fsp--;
- adaptor.addChild(root_0, aexpr42.getTree());
- // SimpleC.g:78:15: ( ( '==' | '<' ) aexpr )?
- int alt9=2;
- int LA9_0 = input.LA(1);
- if ( ((LA9_0>=EQEQ && LA9_0<=LT)) ) {
- alt9=1;
- }
- switch (alt9) {
- case 1 :
- // SimpleC.g:78:17: ( '==' | '<' ) aexpr
- {
- // SimpleC.g:78:17: ( '==' | '<' )
- int alt8=2;
- int LA8_0 = input.LA(1);
- if ( (LA8_0==EQEQ) ) {
- alt8=1;
- }
- else if ( (LA8_0==LT) ) {
- alt8=2;
- }
- else {
- NoViableAltException nvae =
- new NoViableAltException("", 8, 0, input);
- throw nvae;
- }
- switch (alt8) {
- case 1 :
- // SimpleC.g:78:18: '=='
- {
- string_literal43=(Token)match(input,EQEQ,FOLLOW_EQEQ_in_condExpr622);
- string_literal43_tree = (Object)adaptor.create(string_literal43);
- root_0 = (Object)adaptor.becomeRoot(string_literal43_tree, root_0);
- }
- break;
- case 2 :
- // SimpleC.g:78:26: '<'
- {
- char_literal44=(Token)match(input,LT,FOLLOW_LT_in_condExpr627);
- char_literal44_tree = (Object)adaptor.create(char_literal44);
- root_0 = (Object)adaptor.becomeRoot(char_literal44_tree, root_0);
- }
- break;
- }
- pushFollow(FOLLOW_aexpr_in_condExpr631);
- aexpr45=aexpr();
- state._fsp--;
- adaptor.addChild(root_0, aexpr45.getTree());
- }
- break;
- }
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "condExpr"
- public static class aexpr_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "aexpr"
- // SimpleC.g:81:1: aexpr : atom ( '+' atom )* ;
- public final SimpleCParser.aexpr_return aexpr() throws RecognitionException {
- SimpleCParser.aexpr_return retval = new SimpleCParser.aexpr_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token char_literal47=null;
- SimpleCParser.atom_return atom46 = null;
- SimpleCParser.atom_return atom48 = null;
- Object char_literal47_tree=null;
- try {
- // SimpleC.g:82:5: ( atom ( '+' atom )* )
- // SimpleC.g:82:9: atom ( '+' atom )*
- {
- root_0 = (Object)adaptor.nil();
- pushFollow(FOLLOW_atom_in_aexpr653);
- atom46=atom();
- state._fsp--;
- adaptor.addChild(root_0, atom46.getTree());
- // SimpleC.g:82:14: ( '+' atom )*
- loop10:
- do {
- int alt10=2;
- int LA10_0 = input.LA(1);
- if ( (LA10_0==PLUS) ) {
- alt10=1;
- }
- switch (alt10) {
- case 1 :
- // SimpleC.g:82:16: '+' atom
- {
- char_literal47=(Token)match(input,PLUS,FOLLOW_PLUS_in_aexpr657);
- char_literal47_tree = (Object)adaptor.create(char_literal47);
- root_0 = (Object)adaptor.becomeRoot(char_literal47_tree, root_0);
- pushFollow(FOLLOW_atom_in_aexpr660);
- atom48=atom();
- state._fsp--;
- adaptor.addChild(root_0, atom48.getTree());
- }
- break;
- default :
- break loop10;
- }
- } while (true);
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "aexpr"
- public static class atom_return extends ParserRuleReturnScope {
- Object tree;
- public Object getTree() { return tree; }
- };
- // $ANTLR start "atom"
- // SimpleC.g:85:1: atom : ( ID | INT | '(' expr ')' -> expr );
- public final SimpleCParser.atom_return atom() throws RecognitionException {
- SimpleCParser.atom_return retval = new SimpleCParser.atom_return();
- retval.start = input.LT(1);
- Object root_0 = null;
- Token ID49=null;
- Token INT50=null;
- Token char_literal51=null;
- Token char_literal53=null;
- SimpleCParser.expr_return expr52 = null;
- Object ID49_tree=null;
- Object INT50_tree=null;
- Object char_literal51_tree=null;
- Object char_literal53_tree=null;
- RewriteRuleTokenStream stream_22=new RewriteRuleTokenStream(adaptor,"token 22");
- RewriteRuleTokenStream stream_24=new RewriteRuleTokenStream(adaptor,"token 24");
- RewriteRuleSubtreeStream stream_expr=new RewriteRuleSubtreeStream(adaptor,"rule expr");
- try {
- // SimpleC.g:86:5: ( ID | INT | '(' expr ')' -> expr )
- int alt11=3;
- switch ( input.LA(1) ) {
- case ID:
- {
- alt11=1;
- }
- break;
- case INT:
- {
- alt11=2;
- }
- break;
- case 22:
- {
- alt11=3;
- }
- break;
- default:
- NoViableAltException nvae =
- new NoViableAltException("", 11, 0, input);
- throw nvae;
- }
- switch (alt11) {
- case 1 :
- // SimpleC.g:86:7: ID
- {
- root_0 = (Object)adaptor.nil();
- ID49=(Token)match(input,ID,FOLLOW_ID_in_atom680);
- ID49_tree = (Object)adaptor.create(ID49);
- adaptor.addChild(root_0, ID49_tree);
- }
- break;
- case 2 :
- // SimpleC.g:87:7: INT
- {
- root_0 = (Object)adaptor.nil();
- INT50=(Token)match(input,INT,FOLLOW_INT_in_atom694);
- INT50_tree = (Object)adaptor.create(INT50);
- adaptor.addChild(root_0, INT50_tree);
- }
- break;
- case 3 :
- // SimpleC.g:88:7: '(' expr ')'
- {
- char_literal51=(Token)match(input,22,FOLLOW_22_in_atom708);
- stream_22.add(char_literal51);
- pushFollow(FOLLOW_expr_in_atom710);
- expr52=expr();
- state._fsp--;
- stream_expr.add(expr52.getTree());
- char_literal53=(Token)match(input,24,FOLLOW_24_in_atom712);
- stream_24.add(char_literal53);
- // AST REWRITE
- // elements: expr
- // token labels:
- // rule labels: retval
- // token list labels:
- // rule list labels:
- // wildcard labels:
- retval.tree = root_0;
- RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);
- root_0 = (Object)adaptor.nil();
- // 88:20: -> expr
- {
- adaptor.addChild(root_0, stream_expr.nextTree());
- }
- retval.tree = root_0;
- }
- break;
- }
- retval.stop = input.LT(-1);
- retval.tree = (Object)adaptor.rulePostProcessing(root_0);
- adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
- }
- catch (RecognitionException re) {
- reportError(re);
- recover(input,re);
- retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);
- }
- finally {
- }
- return retval;
- }
- // $ANTLR end "atom"
- // Delegated rules
- protected DFA2 dfa2 = new DFA2(this);
- static final String DFA2_eotS =
- "\15\uffff";
- static final String DFA2_eofS =
- "\15\uffff";
- static final String DFA2_minS =
- "\2\12\1\25\1\12\1\uffff\1\12\1\25\1\27\2\uffff\2\12\1\27";
- static final String DFA2_maxS =
- "\1\20\1\12\1\26\1\30\1\uffff\1\12\1\31\1\30\2\uffff\1\20\1\12\1"+
- "\30";
- static final String DFA2_acceptS =
- "\4\uffff\1\1\3\uffff\1\3\1\2\3\uffff";
- static final String DFA2_specialS =
- "\15\uffff}>";
- static final String[] DFA2_transitionS = {
- "\1\1\3\uffff\3\1",
- "\1\2",
- "\1\4\1\3",
- "\1\5\3\uffff\3\5\7\uffff\1\6",
- "",
- "\1\7",
- "\1\11\3\uffff\1\10",
- "\1\12\1\6",
- "",
- "",
- "\1\13\3\uffff\3\13",
- "\1\14",
- "\1\12\1\6"
- };
- static final short[] DFA2_eot = DFA.unpackEncodedString(DFA2_eotS);
- static final short[] DFA2_eof = DFA.unpackEncodedString(DFA2_eofS);
- static final char[] DFA2_min = DFA.unpackEncodedStringToUnsignedChars(DFA2_minS);
- static final char[] DFA2_max = DFA.unpackEncodedStringToUnsignedChars(DFA2_maxS);
- static final short[] DFA2_accept = DFA.unpackEncodedString(DFA2_acceptS);
- static final short[] DFA2_special = DFA.unpackEncodedString(DFA2_specialS);
- static final short[][] DFA2_transition;
- static {
- int numStates = DFA2_transitionS.length;
- DFA2_transition = new short[numStates][];
- for (int i=0; i<numStates; i++) {
- DFA2_transition[i] = DFA.unpackEncodedString(DFA2_transitionS[i]);
- }
- }
- class DFA2 extends DFA {
- public DFA2(BaseRecognizer recognizer) {
- this.recognizer = recognizer;
- this.decisionNumber = 2;
- this.eot = DFA2_eot;
- this.eof = DFA2_eof;
- this.min = DFA2_min;
- this.max = DFA2_max;
- this.accept = DFA2_accept;
- this.special = DFA2_special;
- this.transition = DFA2_transition;
- }
- public String getDescription() {
- return "20:1: declaration : ( variable | functionHeader ';' -> ^( FUNC_DECL functionHeader ) | functionHeader block -> ^( FUNC_DEF functionHeader block ) );";
- }
- }
-
- public static final BitSet FOLLOW_declaration_in_program85 = new BitSet(new long[]{0x000000000001C402L});
- public static final BitSet FOLLOW_variable_in_declaration105 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_functionHeader_in_declaration115 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_declaration117 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_functionHeader_in_declaration135 = new BitSet(new long[]{0x0000000002000000L});
- public static final BitSet FOLLOW_block_in_declaration137 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_type_in_variable166 = new BitSet(new long[]{0x0000000000000400L});
- public static final BitSet FOLLOW_declarator_in_variable168 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_variable170 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_ID_in_declarator199 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_type_in_functionHeader219 = new BitSet(new long[]{0x0000000000000400L});
- public static final BitSet FOLLOW_ID_in_functionHeader221 = new BitSet(new long[]{0x0000000000400000L});
- public static final BitSet FOLLOW_22_in_functionHeader223 = new BitSet(new long[]{0x000000000101C400L});
- public static final BitSet FOLLOW_formalParameter_in_functionHeader227 = new BitSet(new long[]{0x0000000001800000L});
- public static final BitSet FOLLOW_23_in_functionHeader231 = new BitSet(new long[]{0x000000000001C400L});
- public static final BitSet FOLLOW_formalParameter_in_functionHeader233 = new BitSet(new long[]{0x0000000001800000L});
- public static final BitSet FOLLOW_24_in_functionHeader241 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_type_in_formalParameter281 = new BitSet(new long[]{0x0000000000000400L});
- public static final BitSet FOLLOW_declarator_in_formalParameter283 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_set_in_type0 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_25_in_block376 = new BitSet(new long[]{0x000000000661F400L});
- public static final BitSet FOLLOW_variable_in_block390 = new BitSet(new long[]{0x000000000661F400L});
- public static final BitSet FOLLOW_stat_in_block405 = new BitSet(new long[]{0x0000000006603400L});
- public static final BitSet FOLLOW_26_in_block416 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_forStat_in_stat449 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_expr_in_stat457 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_stat459 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_block_in_stat468 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_assignStat_in_stat476 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_stat478 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_21_in_stat487 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_FOR_in_forStat507 = new BitSet(new long[]{0x0000000000400000L});
- public static final BitSet FOLLOW_22_in_forStat509 = new BitSet(new long[]{0x0000000000000400L});
- public static final BitSet FOLLOW_assignStat_in_forStat513 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_forStat515 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_expr_in_forStat517 = new BitSet(new long[]{0x0000000000200000L});
- public static final BitSet FOLLOW_21_in_forStat519 = new BitSet(new long[]{0x0000000000000400L});
- public static final BitSet FOLLOW_assignStat_in_forStat523 = new BitSet(new long[]{0x0000000001000000L});
- public static final BitSet FOLLOW_24_in_forStat525 = new BitSet(new long[]{0x0000000002000000L});
- public static final BitSet FOLLOW_block_in_forStat527 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_ID_in_assignStat570 = new BitSet(new long[]{0x0000000000000800L});
- public static final BitSet FOLLOW_EQ_in_assignStat572 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_expr_in_assignStat574 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_condExpr_in_expr598 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_aexpr_in_condExpr617 = new BitSet(new long[]{0x0000000000060002L});
- public static final BitSet FOLLOW_EQEQ_in_condExpr622 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_LT_in_condExpr627 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_aexpr_in_condExpr631 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_atom_in_aexpr653 = new BitSet(new long[]{0x0000000000080002L});
- public static final BitSet FOLLOW_PLUS_in_aexpr657 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_atom_in_aexpr660 = new BitSet(new long[]{0x0000000000080002L});
- public static final BitSet FOLLOW_ID_in_atom680 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_INT_in_atom694 = new BitSet(new long[]{0x0000000000000002L});
- public static final BitSet FOLLOW_22_in_atom708 = new BitSet(new long[]{0x0000000000401400L});
- public static final BitSet FOLLOW_expr_in_atom710 = new BitSet(new long[]{0x0000000001000000L});
- public static final BitSet FOLLOW_24_in_atom712 = new BitSet(new long[]{0x0000000000000002L});
- }