public final HiveParser_FromClauseParser.fromClause_return fromClause() throws RecognitionException {
		HiveParser_FromClauseParser.fromClause_return retval = new HiveParser_FromClauseParser.fromClause_return();
		retval.start = input.LT(1);

		CommonTree root_0 = null;

		Token KW_FROM12=null;
		ParserRuleReturnScope joinSource13 =null;

		CommonTree KW_FROM12_tree=null;
		RewriteRuleTokenStream stream_KW_FROM=new RewriteRuleTokenStream(adaptor,"token KW_FROM");
		RewriteRuleSubtreeStream stream_joinSource=new RewriteRuleSubtreeStream(adaptor,"rule joinSource");

		 gParent.msgs.push("from clause"); 
		try {
			// FromClauseParser.g:82:5: ( KW_FROM joinSource -> ^( TOK_FROM joinSource ) )
			// FromClauseParser.g:83:5: KW_FROM joinSource
			{
			KW_FROM12=(Token)match(input,KW_FROM,FOLLOW_KW_FROM_in_fromClause266); if (state.failed) return retval; 
			if ( state.backtracking==0 ) stream_KW_FROM.add(KW_FROM12);

			pushFollow(FOLLOW_joinSource_in_fromClause268);
			joinSource13=joinSource();
			state._fsp--;
			if (state.failed) return retval;
			if ( state.backtracking==0 ) stream_joinSource.add(joinSource13.getTree());
			// AST REWRITE
			// elements: joinSource
			// token labels: 
			// rule labels: retval
			// token list labels: 
			// rule list labels: 
			// wildcard labels: 
			if ( state.backtracking==0 ) {
			retval.tree = root_0;
			RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.getTree():null);

			root_0 = (CommonTree)adaptor.nil();
			// 83:24: -> ^( TOK_FROM joinSource )
			{
				// FromClauseParser.g:83:27: ^( TOK_FROM joinSource )
				{
				CommonTree root_1 = (CommonTree)adaptor.nil();
				root_1 = (CommonTree)adaptor.becomeRoot((CommonTree)adaptor.create(TOK_FROM, "TOK_FROM"), root_1);
				adaptor.addChild(root_1, stream_joinSource.nextTree());
				adaptor.addChild(root_0, root_1);
				}

			}


			retval.tree = root_0;
			}

			}

			retval.stop = input.LT(-1);

			if ( state.backtracking==0 ) {
			retval.tree = (CommonTree)adaptor.rulePostProcessing(root_0);
			adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);
			}
			if ( state.backtracking==0 ) { gParent.msgs.pop(); }
		}

		catch (RecognitionException e) {
		  throw e;
		}

		finally {
			// do for sure before leaving
		}
		return retval;
	}