3 import java_cup.runtime.*;
7 /* Java 1.4 parser for CUP.
8 * Copyright (C) 2002-2003 C. Scott Ananian <cananian@alumni.princeton.edu>
9 * This program is released under the terms of the GPL; see the file
10 * COPYING for more details. There is NO WARRANTY on this code.
14 JDK 1.4 Features added:
16 statement_without_trailing_substatement ::= ...
19 ASSERT expression SEMICOLON
20 | ASSERT expression COLON expression SEMICOLON
26 public Parser(Lexer l) {
31 public void syntax_error(java_cup.runtime.Symbol current) {
32 report_error("Syntax error (" + current.sym + ")", current);
34 public void report_error(String message, java_cup.runtime.Symbol info) {
35 lexer.errorMsg(message, info);
39 scan with {: return lexer.nextToken(); :};
41 terminal BOOLEAN; // primitive_type
42 terminal BYTE, SHORT, INT, LONG, CHAR; // integral_type
43 terminal FLOAT, DOUBLE; // floating_point_type
44 terminal LBRACK, RBRACK; // array_type
45 terminal java.lang.String IDENTIFIER; // name
46 terminal DOT; // qualified_name
47 terminal SEMICOLON, MULT, COMMA, LBRACE, RBRACE, EQ, LPAREN, RPAREN, COLON;
48 terminal PACKAGE; // package_declaration
49 terminal IMPORT; // import_declaration
50 terminal PUBLIC, PROTECTED, PRIVATE; // modifier
51 terminal STATIC; // modifier
52 terminal ABSTRACT, FINAL, NATIVE, SYNCHRONIZED, TRANSIENT, VOLATILE;
53 terminal CLASS; // class_declaration
54 terminal EXTENDS; // super
55 //terminal IMPLEMENTS; // interfaces
56 terminal VOID; // method_header
57 terminal THROWS; // throws
58 terminal THIS, SUPER; // explicit_constructor_invocation
59 //terminal INTERFACE; // interface_declaration
60 terminal IF, ELSE; // if_then_statement, if_then_else_statement
61 terminal SWITCH; // switch_statement
62 terminal CASE, DEFAULT; // switch_label
63 terminal DO, WHILE; // while_statement, do_statement
64 terminal FOR; // for_statement
65 terminal BREAK; // break_statement
66 terminal CONTINUE; // continue_statement
67 terminal RETURN; // return_statement
68 terminal THROW; // throw_statement
69 terminal TRY; // try_statement
70 terminal CATCH; // catch_clause
71 terminal FINALLY; // finally
72 terminal NEW; // class_instance_creation_expression
73 terminal PLUSPLUS; // postincrement_expression
74 terminal MINUSMINUS; // postdecrement_expression
75 terminal PLUS, MINUS, COMP, NOT, DIV, MOD;
76 terminal LSHIFT, RSHIFT, URSHIFT; // shift_expression
77 terminal LT, GT, LTEQ, GTEQ, INSTANCEOF; // relational_expression
78 terminal EQEQ, NOTEQ; // equality_expression
79 terminal AND; // and_expression
80 terminal XOR; // exclusive_or_expression
81 terminal OR; // inclusive_or_expression
82 terminal ANDAND; // conditional_and_expression
83 terminal OROR; // conditional_or_expression
84 terminal QUESTION; // conditional_expression
85 terminal MULTEQ, DIVEQ, MODEQ, PLUSEQ, MINUSEQ; // assignment_operator
86 terminal LSHIFTEQ, RSHIFTEQ, URSHIFTEQ; // assignment_operator
87 terminal ANDEQ, XOREQ, OREQ; // assignment_operator
89 terminal java.lang.Number INTEGER_LITERAL;
90 terminal java.lang.Number FLOATING_POINT_LITERAL;
91 terminal java.lang.Boolean BOOLEAN_LITERAL;
92 terminal java.lang.Character CHARACTER_LITERAL;
93 terminal java.lang.String STRING_LITERAL;
94 terminal NULL_LITERAL;
96 // Reserved but unused:
98 // strictfp keyword, new in Java 1.2
100 // assert keyword, new in Java 1.4
101 terminal ASSERT; // assert_statement
102 // lexer compatibility with Java 1.5
107 // 19.2) The Syntactic Grammar
108 non terminal ParseNode goal;
109 // 19.3) Lexical Structure
110 non terminal ParseNode literal;
111 // 19.4) Types, Values, and Variables
112 non terminal ParseNode type, primitive_type, numeric_type;
113 non terminal ParseNode integral_type, floating_point_type;
114 non terminal ParseNode reference_type;
115 non terminal ParseNode class_or_interface_type;
116 non terminal ParseNode class_type;
117 //non terminal ParseNode interface_type;
118 non terminal ParseNode array_type;
120 non terminal ParseNode name, simple_name, qualified_name;
122 non terminal ParseNode compilation_unit;
123 non terminal ParseNode package_declaration_opt, package_declaration;
124 non terminal ParseNode import_declarations_opt, import_declarations;
125 non terminal ParseNode type_declarations_opt, type_declarations;
126 non terminal ParseNode import_declaration;
127 non terminal ParseNode single_type_import_declaration;
128 non terminal ParseNode type_import_on_demand_declaration;
129 non terminal ParseNode type_declaration;
130 // 19.7) Productions used only in the LALR(1) grammar
131 non terminal ParseNode modifiers_opt, modifiers, modifier;
132 // 19.8.1) Class Declaration
133 non terminal ParseNode class_declaration, super, super_opt;
134 //non terminal interfaces, interfaces_opt, interface_type_list;
135 non terminal ParseNode class_body;
136 non terminal ParseNode class_body_declarations, class_body_declarations_opt;
137 non terminal ParseNode class_body_declaration, class_member_declaration;
138 // 19.8.2) Field Declarations
139 non terminal ParseNode field_declaration, variable_declarators, variable_declarator;
140 non terminal ParseNode variable_declarator_id;
141 non terminal ParseNode variable_initializer;
142 // 19.8.3) Method Declarations
143 non terminal ParseNode method_declaration, method_header, method_declarator;
144 non terminal ParseNode formal_parameter_list_opt, formal_parameter_list;
145 non terminal ParseNode formal_parameter;
146 //non terminal ParseNode throws_opt;
147 //non terminal ParseNode throws;
148 //non terminal ParseNode class_type_list;
149 non terminal ParseNode method_body;
150 // 19.8.4) Static Initializers
151 //non terminal ParseNode static_initializer;
152 // 19.8.5) Constructor Declarations
153 non terminal ParseNode constructor_declaration, constructor_declarator;
154 non terminal ParseNode constructor_body;
155 non terminal ParseNode explicit_constructor_invocation;
156 // 19.9.1) Interface Declarations
157 //non terminal ParseNode interface_declaration;
158 //non terminal ParseNode extends_interfaces_opt, extends_interfaces;
159 //non terminal ParseNode interface_body;
160 //non terminal ParseNode interface_member_declarations_opt, interface_member_declarations;
161 //non terminal ParseNode interface_member_declaration, constant_declaration;
162 //non terminal ParseNode abstract_method_declaration;
164 //non terminal ParseNode array_initializer;
165 //non terminal ParseNode variable_initializers;
166 // 19.11) Blocks and Statements
167 non terminal ParseNode block;
168 non terminal ParseNode block_statements_opt, block_statements, block_statement;
169 non terminal ParseNode local_variable_declaration_statement, local_variable_declaration;
170 non terminal ParseNode statement, statement_no_short_if;
171 non terminal ParseNode statement_without_trailing_substatement;
172 non terminal ParseNode empty_statement;
173 //non terminal ParseNode labeled_statement, labeled_statement_no_short_if;
174 non terminal ParseNode expression_statement, statement_expression;
175 non terminal ParseNode if_then_statement;
176 non terminal ParseNode if_then_else_statement, if_then_else_statement_no_short_if;
177 //non terminal ParseNode switch_statement, switch_block;
178 //non terminal ParseNode switch_block_statement_groups;
179 //non terminal ParseNode switch_block_statement_group;
180 //non terminal ParseNode switch_labels, switch_label;
181 non terminal ParseNode while_statement, while_statement_no_short_if;
182 non terminal ParseNode do_statement;
183 non terminal ParseNode for_statement, for_statement_no_short_if;
184 non terminal ParseNode for_init_opt, for_init;
185 non terminal ParseNode for_update_opt, for_update;
186 non terminal ParseNode statement_expression_list;
187 //non terminal ParseNode identifier_opt;
188 non terminal ParseNode break_statement, continue_statement;
189 non terminal ParseNode return_statement;
190 //non terminal ParseNode throw_statement;
191 //non terminal ParseNode synchronized_statement, try_statement;
192 //non terminal ParseNode catches_opt;
193 //non terminal ParseNode catches, catch_clause;
194 //non terminal ParseNode finally;
195 //non terminal ParseNode assert_statement;
196 // 19.12) Expressions
197 non terminal ParseNode primary, primary_no_new_array;
198 non terminal ParseNode class_instance_creation_expression;
199 non terminal ParseNode cons_argument_list_opt, cons_argument_list;
200 non terminal ParseNode argument_list_opt, argument_list;
201 //non terminal ParseNode array_creation_init;
202 non terminal ParseNode array_creation_uninit;
203 non terminal ParseNode dim_exprs, dim_expr;
204 non terminal Integer dims_opt, dims;
205 non terminal ParseNode field_access, method_invocation;
206 non terminal ParseNode array_access;
207 non terminal ParseNode postfix_expression;
208 non terminal ParseNode postincrement_expression, postdecrement_expression;
209 non terminal ParseNode unary_expression, unary_expression_not_plus_minus;
210 non terminal ParseNode preincrement_expression, predecrement_expression;
211 non terminal ParseNode cast_expression;
212 non terminal ParseNode multiplicative_expression, additive_expression;
213 non terminal ParseNode shift_expression, relational_expression, equality_expression;
214 non terminal ParseNode and_expression, exclusive_or_expression, inclusive_or_expression;
215 non terminal ParseNode conditional_and_expression, conditional_or_expression;
216 non terminal ParseNode conditional_expression;
217 non terminal ParseNode assignment_expression;
218 non terminal ParseNode assignment;
219 non terminal ParseNode assignment_operator;
220 non terminal ParseNode expression_opt, expression;
221 //non terminal ParseNode constant_expression;
222 //failure aware computation keywords
225 terminal ISAVAILABLE;
230 non terminal ParseNode flag_declaration;
231 non terminal ParseNode task_declaration;
232 non terminal ParseNode task_parameter_list;
233 non terminal ParseNode task_parameter;
234 non terminal ParseNode flag_expression;
235 non terminal ParseNode flag_andexpression;
236 non terminal ParseNode flag_notexpression;
237 non terminal ParseNode task_exitstatement;
238 non terminal ParseNode flag_effects_opt;
239 non terminal ParseNode flag_effects;
240 non terminal ParseNode flag_effect;
241 non terminal ParseNode flag_list;
242 non terminal ParseNode flag_list_opt;
243 non terminal ParseNode flag_change;
245 non terminal ParseNode cons_checks_opt;
246 non terminal ParseNode cons_checks;
247 non terminal ParseNode cons_check;
249 non terminal ParseNode tag_variable_declaration_statement;
250 non terminal ParseNode tag_expression_list;
251 non terminal ParseNode tag_expression;
252 non terminal ParseNode tag_list;
253 non terminal ParseNode tag_list_opt;
254 non terminal ParseNode tag_change;
256 //distributed transaction keywords
260 non terminal ParseNode atomic_statement;
261 non terminal ParseNode getoffset_expression;
263 //coarse-grain parallelization
265 non terminal ParseNode sese_statement;
273 TASK IDENTIFIER:id LPAREN task_parameter_list:tpl RPAREN
277 ParseNode pn=new ParseNode("task_declaration");
278 pn.addChild("name").addChild(id);
281 pn.addChild("body").addChild(body);
285 task_parameter_list ::=
287 ParseNode pn=new ParseNode("task_parameter_list");
291 | task_parameter_list:fpl COMMA task_parameter:fp {:
298 type:type variable_declarator_id:name LBRACE flag_expression:exp RBRACE {:
299 ParseNode pn=new ParseNode("task_parameter");
302 pn.addChild("flag").addChild(exp);
305 | type:type variable_declarator_id:name LBRACE flag_expression:exp RBRACE LBRACE tag_expression_list:texp RBRACE {:
306 ParseNode pn=new ParseNode("task_parameter");
309 pn.addChild("flag").addChild(exp);
310 pn.addChild("tag").addChild(texp);
313 | type:type variable_declarator_id:name LBRACE RBRACE LBRACE tag_expression_list:texp RBRACE {:
314 ParseNode pn=new ParseNode("task_parameter");
317 pn.addChild("tag").addChild(texp);
320 | OPTIONAL task_parameter:fp {:
321 ParseNode pn=new ParseNode("task_parameter");
322 pn.addChild("optional").addChild(fp);
328 tag_expression_list ::= tag_expression:te {:
329 ParseNode pn=new ParseNode("tag_expression_list");
333 | tag_expression_list:tel COMMA tag_expression:te {:
339 tag_expression ::= IDENTIFIER:type IDENTIFIER:id {:
340 ParseNode pn=new ParseNode("tag_expression");
341 pn.addChild("type").addChild(type);
342 pn.addChild("single").addChild(id);
347 tag_list_opt ::= LBRACE tag_list:fl RBRACE {:RESULT=fl;:}
348 | LBRACE RBRACE {: RESULT = new ParseNode("empty"); :}
349 | {: RESULT = new ParseNode("empty"); :}
352 tag_list ::= tag_change:fc {:
353 ParseNode pn=new ParseNode("tag_list");
357 | tag_list:fl COMMA tag_change:fc {:
362 tag_change ::= IDENTIFIER:id {:
363 RESULT=new ParseNode("name").addChild(id).getRoot();
365 | NOT IDENTIFIER:id {:
366 RESULT=new ParseNode("not").addChild("name").addChild(id).getRoot();
370 flag_andexpression:exp {:
373 | flag_expression:exp1 OROR flag_andexpression:exp2 {:
374 ParseNode pn=new ParseNode("or");
381 flag_andexpression ::=
382 flag_notexpression:exp {: RESULT=exp; :}
383 | flag_notexpression:exp1 ANDAND flag_andexpression:exp2 {:
384 ParseNode pn=new ParseNode("and");
391 flag_notexpression ::=
392 NOT flag_notexpression:exp {:
393 ParseNode pn=new ParseNode("not");
397 | LPAREN flag_expression:exp RPAREN {:
401 ParseNode pn=new ParseNode("name");
407 task_exitstatement ::= TASKEXIT flag_effects_opt:opt cons_checks_opt:cco SEMICOLON {:
408 RESULT=(new ParseNode("taskexit")).addChild(opt).getRoot().addChild(cco).getRoot();
411 cons_checks_opt ::= ASSERT LPAREN cons_checks:cc RPAREN {: RESULT=cc; :}
412 | {: RESULT = new ParseNode("empty"); :}
415 cons_checks ::= cons_check:cc {:
416 ParseNode pn=new ParseNode("cons_checks");
420 | cons_checks:ccs COMMA cons_check:cc {:
425 cons_check ::= IDENTIFIER:name LPAREN cons_argument_list_opt:args RPAREN {:
426 ParseNode pn=new ParseNode("cons_check");
427 pn.addChild("name").addChild("identifier").addChild(name);
432 flag_effects_opt ::= LPAREN flag_effects:fe RPAREN {:RESULT=fe;:}
433 | {: RESULT = new ParseNode("empty"); :}
436 flag_effects ::= flag_effect:fe {:
437 ParseNode pn=new ParseNode("flag_effects_list");
441 | flag_effects:fes COMMA flag_effect:fe {:
446 flag_effect ::= IDENTIFIER:id LBRACE flag_list:fl RBRACE tag_list_opt:tlo {:
447 ParseNode pn=new ParseNode("flag_effect");
448 pn.addChild("name").addChild(id);
453 | IDENTIFIER:id LBRACE RBRACE LBRACE tag_list:tl RBRACE {:
454 ParseNode pn=new ParseNode("flag_effect");
455 pn.addChild("name").addChild(id);
460 flag_list_opt ::= LBRACE flag_list:fl RBRACE {:RESULT=fl;:}
461 | LBRACE RBRACE {: RESULT = new ParseNode("empty"); :}
463 {: RESULT = new ParseNode("empty"); :}
466 flag_list ::= flag_change:fc {:
467 ParseNode pn=new ParseNode("flag_list");
471 | flag_list:fl COMMA flag_change:fc {:
476 flag_change ::= IDENTIFIER:id {:
477 RESULT=new ParseNode("name").addChild(id).getRoot();
480 RESULT=new ParseNode("not").addChild("name").addChild(id).getRoot();
483 // 19.2) The Syntactic Grammar
484 goal ::= compilation_unit:cu
490 // 19.3) Lexical Structure.
493 literal ::= INTEGER_LITERAL:integer_lit
495 ParseNode pn=new ParseNode("literal");
496 pn.addChild("integer").setLiteral(integer_lit);
499 | FLOATING_POINT_LITERAL:float_lit
501 ParseNode pn=new ParseNode("literal");
502 pn.addChild("float").setLiteral(float_lit);
505 | BOOLEAN_LITERAL:boolean_lit
507 ParseNode pn=new ParseNode("literal");
508 pn.addChild("boole
\1aan").setLiteral(boolean_lit);
511 | CHARACTER_LITERAL:char_lit
513 ParseNode pn=new ParseNode("literal");
514 pn.addChild("char").setLiteral(char_lit);
517 | STRING_LITERAL:string_lit
519 ParseNode pn=new ParseNode("literal");
520 pn.addChild("string").setLiteral(string_lit);
525 RESULT=(new ParseNode("literal")).addChild("null").getRoot();
529 // 19.4) Types, Values, and Variables
530 type ::= primitive_type:type {: RESULT=type; :}
531 | reference_type:type {: RESULT=type; :}
535 numeric_type:type {: RESULT=type; :}
536 | BOOLEAN {: RESULT=(new ParseNode("type")).addChild("boolean").getRoot(); :}
538 numeric_type::= integral_type:type {: RESULT=type; :}
539 | floating_point_type:type {: RESULT=type; :}
542 BYTE {: RESULT=(new ParseNode("type")).addChild("byte").getRoot(); :}
543 | SHORT {: RESULT=(new ParseNode("type")).addChild("short").getRoot(); :}
544 | INT {: RESULT=(new ParseNode("type")).addChild("int").getRoot(); :}
545 | LONG {: RESULT=(new ParseNode("type")).addChild("long").getRoot(); :}
546 | CHAR {: RESULT=(new ParseNode("type")).addChild("char").getRoot(); :}
548 floating_point_type ::=
549 FLOAT {: RESULT=(new ParseNode("type")).addChild("float").getRoot(); :}
550 | DOUBLE {: RESULT=(new ParseNode("type")).addChild("double").getRoot(); :}
554 class_or_interface_type:type {: RESULT=type; :}
555 | array_type:type {: RESULT=type; :}
557 class_or_interface_type ::= name:name {:
558 RESULT=(new ParseNode("type")).addChild("class").addChild(name).getRoot();
561 class_type ::= class_or_interface_type:type {: RESULT=type; :};
562 //interface_type ::= class_or_interface_type;
564 array_type ::= primitive_type:prim dims:dims {:
565 ParseNode pn=(new ParseNode("type")).addChild("array");
566 pn.addChild("basetype").addChild(prim);
567 pn.addChild("dims").setLiteral(dims);
570 | name:name dims:dims {:
571 ParseNode pn=(new ParseNode("type")).addChild("array");
572 pn.addChild("basetype").addChild("type").addChild("class").addChild(name);
573 pn.addChild("dims").setLiteral(dims);
579 name ::= simple_name:name {: RESULT=name; :}
580 | qualified_name:name {: RESULT=name; :}
582 simple_name ::= IDENTIFIER:id {:
583 RESULT=(new ParseNode("name")).addChild("identifier").addChild(id).getRoot();
586 qualified_name ::= name:name DOT IDENTIFIER:id {:
587 ParseNode pn=new ParseNode("name");
588 pn.addChild("base").addChild(name);
589 pn.addChild("identifier").addChild(id);
596 package_declaration_opt:pdo
597 import_declarations_opt:ido
598 type_declarations_opt:tdo {:
599 ParseNode pn=new ParseNode("compilation_unit");
601 pn.addChild("packages").addChild(pdo);
602 pn.addChild("imports").addChild(ido);
606 package_declaration_opt ::= package_declaration:pdo {:
609 {: RESULT=new ParseNode("empty"); :}
612 import_declarations_opt ::= import_declarations:ido {:
615 {: RESULT=new ParseNode("empty"); :}
617 type_declarations_opt ::= type_declarations:tds {:
620 {: RESULT=new ParseNode("empty"); :}
623 import_declarations ::=
624 import_declaration:id {:
625 ParseNode pn=new ParseNode("import_decls_list");
629 | import_declarations:ids import_declaration:id {:
635 type_declarations ::=
636 type_declaration:td {:
637 ParseNode pn=new ParseNode("type_declaration_list");
641 | type_declarations:tds type_declaration:td {:
647 package_declaration ::=
648 PACKAGE name:name SEMICOLON {:
649 ParseNode pn=new ParseNode("package");
654 import_declaration ::=
655 single_type_import_declaration:sid {: RESULT=sid; :}
656 | type_import_on_demand_declaration:iod {: RESULT=iod; :}
658 single_type_import_declaration ::=
659 IMPORT name:name SEMICOLON {:
660 ParseNode pn=new ParseNode("import_single");
665 type_import_on_demand_declaration ::=
666 IMPORT name:name DOT MULT SEMICOLON {:
667 ParseNode pn=new ParseNode("import_ondemand");
678 | task_declaration:td
682 // | interface_declaration
683 | SEMICOLON {: RESULT=new ParseNode("empty"); :}
686 // 19.7) Productions used only in the LALR(1) grammar
688 {: RESULT=new ParseNode("empty"); :}
693 modifiers ::= modifier:mo {:
694 ParseNode pn=new ParseNode("modifier_list");
698 | modifiers:mos modifier:mo {:
704 PUBLIC {: RESULT=new ParseNode("public"); :}|
705 PROTECTED {: RESULT=new ParseNode("protected"); :}|
706 PRIVATE {: RESULT=new ParseNode("private"); :}|
707 STATIC {: RESULT=new ParseNode("static"); :} |
709 FINAL {: RESULT=new ParseNode("final"); :}|
710 NATIVE {: RESULT=new ParseNode("native"); :} |
711 SYNCHRONIZED {: RESULT=new ParseNode("synchronized"); :} |
712 ATOMIC {: RESULT=new ParseNode("atomic"); :}
715 // STRICTFP // note that semantic analysis must check that the
716 // context of the modifier allows strictfp.
721 // 19.8.1) Class Declaration:
722 class_declaration ::=
723 modifiers_opt:mo CLASS IDENTIFIER:id super_opt:so //interfaces_opt
726 ParseNode pn=new ParseNode("class_declaration");
727 pn.addChild("modifiers").addChild(mo);
728 pn.addChild("name").addChild(id);
729 pn.addChild("super").addChild(so);
730 pn.addChild("classbody").addChild(body);
734 super ::= EXTENDS class_type:classtype {:
739 {: RESULT=new ParseNode("empty"); :}
745 //interfaces ::= IMPLEMENTS interface_type_list
750 //interface_type_list ::=
752 // | interface_type_list COMMA interface_type
755 class_body ::= LBRACE class_body_declarations_opt:cbdo RBRACE {: RESULT=cbdo; :}
758 class_body_declarations_opt ::=
759 {: RESULT=new ParseNode("empty"); :}
760 | class_body_declarations:cbd {: RESULT=cbd; :};
762 class_body_declarations ::=
763 class_body_declaration:cbd {:
764 ParseNode pn=new ParseNode("class_body_declaration_list");
768 | class_body_declarations:cbds class_body_declaration:cbd {:
774 class_body_declaration ::=
775 class_member_declaration:member {:
776 RESULT=(new ParseNode("member")).addChild(member).getRoot();
778 // | static_initializer
779 | constructor_declaration:constructor {:
780 RESULT=(new ParseNode("constructor")).addChild(constructor).getRoot();
783 RESULT=(new ParseNode("block")).addChild(block).getRoot();
786 class_member_declaration ::=
787 //failure aware computation
788 flag_declaration:flag {:
789 RESULT=(new ParseNode("flag")).addChild(flag).getRoot();
792 field_declaration:field {:
793 RESULT=(new ParseNode("field")).addChild(field).getRoot();
795 | method_declaration:method {:
796 RESULT=(new ParseNode("method")).addChild(method).getRoot();
798 /* repeat the prod for 'class_declaration' here: */
799 // | modifiers_opt CLASS IDENTIFIER super_opt class_body
800 // | interface_declaration
801 | SEMICOLON {: RESULT=new ParseNode("empty"); :}
804 //Failure aware computation
806 FLAG IDENTIFIER:id SEMICOLON {:
807 ParseNode pn=new ParseNode("flag_declaration");
808 pn.addChild("name").addChild(id);
811 EXTERNAL FLAG IDENTIFIER:id SEMICOLON {:
812 ParseNode pn=new ParseNode("flag_declaration");
813 pn.addChild("name").addChild(id);
814 pn.addChild("external");
819 // 19.8.2) Field Declarations
820 field_declaration ::=
821 modifiers_opt:mo type:type variable_declarators:var SEMICOLON {:
822 ParseNode pn=new ParseNode("field_declaration");
823 pn.addChild("modifier").addChild(mo);
824 pn.addChild("type").addChild(type);
825 pn.addChild("variables").addChild(var);
828 modifiers_opt:mo GLOBAL type:type variable_declarators:var SEMICOLON {:
829 ParseNode pn=new ParseNode("field_declaration");
830 pn.addChild("modifier").addChild(mo);
831 pn.addChild("type").addChild(type);
832 pn.addChild("variables").addChild(var);
833 pn.addChild("global");
838 variable_declarators ::=
839 variable_declarator:vd {:
840 ParseNode pn=new ParseNode("variable_declarators_list");
844 | variable_declarators:vds COMMA variable_declarator:vd {:
849 variable_declarator ::=
850 variable_declarator_id:id {:
851 ParseNode pn=new ParseNode("variable_declarator");
855 | variable_declarator_id:id EQ variable_initializer:init {:
856 ParseNode pn=new ParseNode("variable_declarator");
858 pn.addChild("initializer").addChild(init);
862 variable_declarator_id ::=
864 RESULT=(new ParseNode("single")).addChild(id).getRoot();:}
865 | variable_declarator_id:id LBRACK RBRACK {:
866 RESULT=(new ParseNode("array")).addChild(id).getRoot();:}
868 variable_initializer ::=
869 expression:exp {: RESULT=exp; :}
870 // | array_initializer
873 // 19.8.3) Method Declarations
874 method_declaration ::=
875 method_header:header method_body:body {:
876 ParseNode pn=new ParseNode("method_declaration");
878 pn.addChild("body").addChild(body);
883 modifiers_opt:mo type:type method_declarator:decl //throws_opt
885 ParseNode pn=new ParseNode("method_header");
886 pn.addChild("modifiers").addChild(mo);
887 pn.addChild("returntype").addChild(type);
891 | modifiers_opt:mo VOID method_declarator:decl //throws_opt
893 ParseNode pn=new ParseNode("method_header");
894 pn.addChild("modifiers").addChild(mo);
899 method_declarator ::=
900 IDENTIFIER:id LPAREN formal_parameter_list_opt:params RPAREN {:
901 ParseNode pn=new ParseNode("method_declarator");
902 pn.addChild("name").addChild(id);
903 pn.addChild("parameters").addChild(params);
906 // | method_declarator LBRACK RBRACK // deprecated
907 // be careful; the above production also allows 'void foo() []'
909 formal_parameter_list_opt ::=
910 {: RESULT=new ParseNode("empty"); :}
911 | formal_parameter_list:fpl {:
915 formal_parameter_list ::=
916 formal_parameter:fp {:
917 ParseNode pn=new ParseNode("formal_parameter_list");
921 | formal_parameter_list:fpl COMMA formal_parameter:fp {:
927 type:type variable_declarator_id:name {:
928 ParseNode pn=new ParseNode("formal_parameter");
934 TAG variable_declarator_id:name {:
935 ParseNode pn=new ParseNode("tag_parameter");
939 // | FINAL type variable_declarator_id
944 //throws ::= THROWS class_type_list
946 //class_type_list ::=
948 // | class_type_list COMMA class_type
950 method_body ::= block:block {:
953 | SEMICOLON {: RESULT=new ParseNode("empty"); :}
956 // 19.8.4) Static Initializers
957 //static_initializer ::=
961 // 19.8.5) Constructor Declarations
962 constructor_declaration ::=
963 modifiers_opt:mo constructor_declarator:cd
965 constructor_body:body {:
966 ParseNode pn=new ParseNode("constructor_declaration");
967 pn.addChild("modifiers").addChild(mo);
969 pn.addChild("body").addChild(body);
972 modifiers_opt:mo GLOBAL constructor_declarator:cd
974 constructor_body:body {:
975 ParseNode pn=new ParseNode("constructor_declaration");
976 pn.addChild("global");
977 pn.addChild("modifiers").addChild(mo);
979 pn.addChild("body").addChild(body);
983 constructor_declarator ::=
984 simple_name:name LPAREN formal_parameter_list_opt:fplo RPAREN {:
985 ParseNode pn=new ParseNode("constructor_declarator");
987 pn.addChild("parameters").addChild(fplo);
992 LBRACE explicit_constructor_invocation:eci block_statements:bs RBRACE {:
993 ParseNode pn=new ParseNode("constructor_body");
998 LBRACE explicit_constructor_invocation:eci RBRACE {:
999 ParseNode pn=new ParseNode("constructor_body");
1003 LBRACE block_statements:block RBRACE {:
1004 ParseNode pn=new ParseNode("constructor_body");
1008 | LBRACE RBRACE {: RESULT=new ParseNode("empty"); :}
1010 explicit_constructor_invocation ::=
1011 // THIS LPAREN argument_list_opt RPAREN SEMICOLON
1013 SUPER LPAREN argument_list_opt:alo RPAREN SEMICOLON {:
1014 ParseNode pn=new ParseNode("superinvoke");
1018 // | primary DOT THIS LPAREN argument_list_opt RPAREN SEMICOLON
1019 // | primary DOT SUPER LPAREN argument_list_opt RPAREN SEMICOLON
1024 // 19.9.1) Interface Declarations
1025 //interface_declaration ::=
1026 // modifiers_opt INTERFACE IDENTIFIER extends_interfaces_opt
1029 //extends_interfaces_opt ::=
1030 // | extends_interfaces
1032 //extends_interfaces ::=
1033 // EXTENDS interface_type
1034 // | extends_interfaces COMMA interface_type
1036 //interface_body ::=
1037 // LBRACE interface_member_declarations_opt RBRACE
1039 //interface_member_declarations_opt ::=
1040 // | interface_member_declarations
1042 //interface_member_declarations ::=
1043 // interface_member_declaration
1044 // | interface_member_declarations interface_member_declaration
1046 //interface_member_declaration ::=
1047 // constant_declaration
1048 // | abstract_method_declaration
1049 // | class_declaration
1050 // | interface_declaration
1053 //constant_declaration ::=
1054 // field_declaration
1055 // // need to semantically check that modifiers of field declaration
1056 // // include only PUBLIC, STATIC, or FINAL. Other modifiers are
1059 //abstract_method_declaration ::=
1060 // method_header SEMICOLON
1065 //array_initializer ::=
1066 // LBRACE variable_initializers COMMA RBRACE
1067 // | LBRACE variable_initializers RBRACE
1068 // | LBRACE COMMA RBRACE
1071 //variable_initializers ::=
1072 // variable_initializer
1073 // | variable_initializers COMMA variable_initializer
1076 // 19.11) Blocks and Statements
1077 block ::= LBRACE block_statements_opt:bso RBRACE {:
1081 block_statements_opt ::=
1082 {: RESULT=new ParseNode("empty"); :}
1083 | block_statements:bs {:
1087 block_statements ::=
1088 block_statement:bs {:
1089 ParseNode pn=new ParseNode("block_statement_list");
1093 | block_statements:bss block_statement:bs {:
1099 tag_variable_declaration_statement:tvds {:
1102 | local_variable_declaration_statement:lvds {:
1105 | statement:statement {:
1108 // | class_declaration
1109 // | interface_declaration
1111 tag_variable_declaration_statement ::=
1112 TAG IDENTIFIER:id EQ NEW TAG LPAREN IDENTIFIER:type RPAREN SEMICOLON {:
1113 ParseNode pn=new ParseNode("tag_declaration");
1114 pn.addChild("single").addChild(id);
1115 pn.addChild("type").addChild(type);
1119 local_variable_declaration_statement ::=
1120 local_variable_declaration:lvd SEMICOLON {:
1124 local_variable_declaration ::=
1125 type:type variable_declarators:var {:
1126 ParseNode pn=new ParseNode("local_variable_declaration");
1131 // | FINAL type variable_declarators
1133 statement ::= statement_without_trailing_substatement:st {:
1136 // | labeled_statement:st {: RESULT=st; :}
1137 | if_then_statement:st {: RESULT=st; :}
1138 | if_then_else_statement:st {: RESULT=st; :}
1139 | while_statement:st {: RESULT=st; :}
1140 | for_statement:st {: RESULT=st; :}
1142 statement_no_short_if ::=
1143 statement_without_trailing_substatement:st {: RESULT=st; :}
1144 // | labeled_statement_no_short_if:st {: RESULT=st; :}
1145 | if_then_else_statement_no_short_if:st {: RESULT=st; :}
1146 | while_statement_no_short_if:st {: RESULT=st; :}
1147 | for_statement_no_short_if:st {: RESULT=st; :}
1149 statement_without_trailing_substatement ::=
1150 block:st {: RESULT=st; :}
1151 | empty_statement:st {: RESULT=st; :}
1152 | expression_statement:st {: RESULT=st; :}
1153 // | switch_statement
1154 | do_statement:dos {:RESULT=dos; :}
1155 | break_statement:st {: RESULT=st; :}
1156 | continue_statement:st {: RESULT=st; :}
1157 | return_statement:st {: RESULT=st; :}
1158 | task_exitstatement:st {: RESULT=st; :}
1159 | atomic_statement:st {: RESULT=st; :}
1160 | sese_statement:st {: RESULT=st; :}
1161 // | synchronized_statement
1162 // | throw_statement
1164 // | assert_statement
1167 SEMICOLON {: RESULT=new ParseNode("nop"); :}
1169 //labeled_statement ::=
1170 // IDENTIFIER COLON statement
1172 //labeled_statement_no_short_if ::=
1173 // IDENTIFIER COLON statement_no_short_if
1175 expression_statement ::=
1176 statement_expression:se SEMICOLON {:
1177 ParseNode pn=new ParseNode("expression");
1181 statement_expression ::=
1182 assignment:st {: RESULT=st; :}
1183 | preincrement_expression:st {: RESULT=st; :}
1184 | predecrement_expression:st {: RESULT=st; :}
1185 | postincrement_expression:st {: RESULT=st; :}
1186 | postdecrement_expression:st {: RESULT=st; :}
1187 | method_invocation:st {: RESULT=st; :}
1188 | class_instance_creation_expression:st {: RESULT=st; :}
1190 if_then_statement ::=
1191 IF LPAREN expression:exp RPAREN statement:st {:
1192 ParseNode pn=new ParseNode("ifstatement");
1193 pn.addChild("condition").addChild(exp);
1194 pn.addChild("statement").addChild(st);
1198 if_then_else_statement ::=
1199 IF LPAREN expression:exp RPAREN statement_no_short_if:st
1200 ELSE statement:else_st {:
1201 ParseNode pn=new ParseNode("ifstatement");
1202 pn.addChild("condition").addChild(exp);
1203 pn.addChild("statement").addChild(st);
1204 pn.addChild("else_statement").addChild(else_st);
1208 if_then_else_statement_no_short_if ::=
1209 IF LPAREN expression:exp RPAREN statement_no_short_if:st
1210 ELSE statement_no_short_if:else_st {:
1211 ParseNode pn=new ParseNode("ifstatement");
1212 pn.addChild("condition").addChild(exp);
1213 pn.addChild("statement").addChild(st);
1214 pn.addChild("else_statement").addChild(else_st);
1218 //switch_statement ::=
1219 // SWITCH LPAREN expression RPAREN switch_block
1222 // LBRACE switch_block_statement_groups switch_labels RBRACE
1223 // | LBRACE switch_block_statement_groups RBRACE
1224 // | LBRACE switch_labels RBRACE
1227 //switch_block_statement_groups ::=
1228 // switch_block_statement_group
1229 // | switch_block_statement_groups switch_block_statement_group
1231 //switch_block_statement_group ::=
1232 // switch_labels block_statements
1236 // | switch_labels switch_label
1239 // CASE constant_expression COLON
1244 WHILE LPAREN expression:exp RPAREN statement:st {:
1245 ParseNode pn=new ParseNode("whilestatement");
1246 pn.addChild("condition").addChild(exp);
1247 pn.addChild("statement").addChild(st);
1251 while_statement_no_short_if ::=
1252 WHILE LPAREN expression:exp RPAREN statement_no_short_if:st {:
1253 ParseNode pn=new ParseNode("whilestatement");
1254 pn.addChild("condition").addChild(exp);
1255 pn.addChild("statement").addChild(st);
1260 DO statement:st WHILE LPAREN expression:exp RPAREN SEMICOLON {:
1261 ParseNode pn=new ParseNode("dowhilestatement");
1262 pn.addChild("condition").addChild(exp);
1263 pn.addChild("statement").addChild(st);
1268 FOR LPAREN for_init_opt:init SEMICOLON expression_opt:exp SEMICOLON
1269 for_update_opt:update RPAREN statement:st {:
1270 ParseNode pn=new ParseNode("forstatement");
1271 pn.addChild("initializer").addChild(init);
1272 pn.addChild("condition").addChild(exp);
1273 pn.addChild("update").addChild(update);
1274 pn.addChild("statement").addChild(st);
1278 for_statement_no_short_if ::=
1279 FOR LPAREN for_init_opt:init SEMICOLON expression_opt:exp SEMICOLON
1280 for_update_opt:update RPAREN statement_no_short_if:st {:
1281 ParseNode pn=new ParseNode("forstatement");
1282 pn.addChild("initializer").addChild(init);
1283 pn.addChild("condition").addChild(exp);
1284 pn.addChild("update").addChild(update);
1285 pn.addChild("statement").addChild(st);
1290 {: RESULT=new ParseNode("empty"); :}
1291 | for_init:init {: RESULT=init; :}
1293 for_init ::= statement_expression_list:list {: RESULT=list; :}
1294 | local_variable_declaration:decl {: RESULT=decl; :}
1297 {: RESULT=new ParseNode("empty"); :}
1298 | for_update:update {: RESULT=update; :}
1300 for_update ::= statement_expression_list:list {: RESULT=list; :}
1302 statement_expression_list ::=
1303 statement_expression:expr {:
1304 RESULT=(new ParseNode("statement_expression_list")).addChild(expr).getRoot();
1306 | statement_expression_list:list COMMA statement_expression:expr {:
1307 list.addChild(expr);
1312 //identifier_opt ::=
1319 SEMICOLON {: RESULT=new ParseNode("break"); :}
1322 continue_statement ::=
1326 {: RESULT=new ParseNode("continue"); :}
1328 return_statement ::=
1329 RETURN expression_opt:exp SEMICOLON {:
1330 RESULT=(new ParseNode("return")).addChild(exp).getRoot(); :}
1332 //throw_statement ::=
1333 // THROW expression SEMICOLON
1335 //synchronized_statement ::=
1336 // SYNCHRONIZED LPAREN expression RPAREN block
1338 atomic_statement ::=
1340 RESULT=(new ParseNode("atomic")).addChild(blk).getRoot();
1345 // SESE variable_declarator_id:id LBRACE statement:st RBRACE {:
1348 ParseNode pn = new ParseNode("sese");
1350 // pn.addChild("identifier").addChild(id);
1352 pn.addChild("body").addChild(blk);
1357 // TRY block catches
1358 // | TRY block catches_opt finally
1363 //catches ::= catch_clause
1364 // | catches catch_clause
1367 // CATCH LPAREN formal_parameter RPAREN block
1369 //finally ::= FINALLY block
1371 //assert_statement ::=
1372 // ASSERT expression SEMICOLON
1373 // | ASSERT expression COLON expression SEMICOLON
1376 // 19.12) Expressions
1377 primary ::= primary_no_new_array:st {:
1379 // | array_creation_init:st {:
1382 | array_creation_uninit:st {:
1386 primary_no_new_array ::=
1387 literal:lit {: RESULT=lit; :}
1388 | THIS {: RESULT=new ParseNode("this"); :}
1389 | LPAREN expression:exp RPAREN {: RESULT=exp; :}
1390 | class_instance_creation_expression:exp {: RESULT=exp; :}
1391 | field_access:exp {: RESULT=exp; :}
1392 | method_invocation:exp {: RESULT=exp; :}
1393 | array_access:exp {: RESULT=exp; :}
1394 | ISAVAILABLE LPAREN IDENTIFIER:id RPAREN {:
1395 ParseNode pn=new ParseNode("isavailable");
1399 // | primitive_type DOT CLASS
1401 // | array_type DOT CLASS
1405 class_instance_creation_expression ::=
1406 NEW class_or_interface_type:type LPAREN argument_list_opt:args RPAREN flag_list_opt:feo {:
1407 ParseNode pn=new ParseNode("createobject");
1414 | GLOBAL NEW class_or_interface_type:type LPAREN argument_list_opt:args RPAREN flag_list_opt:feo {:
1415 ParseNode pn=new ParseNode("createobject");
1419 pn.addChild("global");
1422 | NEW class_or_interface_type:type LPAREN argument_list_opt:args RPAREN LBRACE RBRACE LBRACE tag_list:tl RBRACE {:
1423 ParseNode pn=new ParseNode("createobject");
1429 | NEW class_or_interface_type:type LPAREN argument_list_opt:args RPAREN LBRACE flag_list:fl RBRACE LBRACE tag_list:tl RBRACE {:
1430 ParseNode pn=new ParseNode("createobject");
1438 // | NEW class_or_interface_type LPAREN argument_list_opt RPAREN class_body
1439 // | primary DOT NEW IDENTIFIER
1440 // LPAREN argument_list_opt RPAREN {:
1443 // | primary DOT NEW IDENTIFIER
1444 // LPAREN argument_list_opt RPAREN class_body
1445 // | name DOT NEW IDENTIFIER
1446 // LPAREN argument_list_opt RPAREN
1447 // | name DOT NEW IDENTIFIER
1448 // LPAREN argument_list_opt RPAREN class_body
1450 cons_argument_list_opt ::=
1451 {: RESULT=new ParseNode("empty"); :}
1452 | cons_argument_list:args {: RESULT=args; :}
1455 cons_argument_list ::=
1456 IDENTIFIER:id COLON expression:exp {:
1457 ParseNode pn=new ParseNode("cons_argument_list");
1458 ParseNode pnarg=pn.addChild("binding");
1459 pnarg.addChild("var").addChild(id);
1460 pnarg.addChild("exp").addChild(exp);
1463 | argument_list:list COMMA IDENTIFIER:id COLON expression:exp {:
1464 ParseNode pnarg=new ParseNode("binding");
1465 pnarg.addChild("var").addChild(id);
1466 pnarg.addChild("exp").addChild(exp);
1467 list.addChild(pnarg);
1472 argument_list_opt ::=
1473 {: RESULT=new ParseNode("empty"); :}
1474 | argument_list:args {: RESULT=args; :}
1479 ParseNode pn=new ParseNode("argument_list");
1483 | argument_list:list COMMA expression:exp {:
1488 array_creation_uninit ::=
1489 NEW primitive_type:type dim_exprs:dimexpr dims_opt:dims {:
1490 ParseNode pn=new ParseNode("createarray");
1492 pn.addChild(dimexpr);
1493 pn.addChild("dims_opt").setLiteral(dims);
1496 | NEW class_or_interface_type:type dim_exprs:dimexpr dims_opt:dims {:
1497 ParseNode pn=new ParseNode("createarray");
1499 pn.addChild(dimexpr);
1500 pn.addChild("dims_opt").setLiteral(dims);
1503 | GLOBAL NEW primitive_type:type dim_exprs:dimexpr dims_opt:dims {:
1504 ParseNode pn=new ParseNode("createarray");
1506 pn.addChild(dimexpr);
1507 pn.addChild("dims_opt").setLiteral(dims);
1508 pn.addChild("global");
1511 | GLOBAL NEW class_or_interface_type:type dim_exprs:dimexpr dims_opt:dims {:
1512 ParseNode pn=new ParseNode("createarray");
1514 pn.addChild(dimexpr);
1515 pn.addChild("dims_opt").setLiteral(dims);
1516 pn.addChild("global");
1520 //array_creation_init ::=
1521 // NEW primitive_type dims array_initializer
1522 // | NEW class_or_interface_type dims array_initializer
1524 dim_exprs ::= dim_expr:exp {:
1525 ParseNode pn=new ParseNode("dim_exprs");
1528 | dim_exprs:base dim_expr:exp {:
1533 dim_expr ::= LBRACK expression:exp RBRACK {: RESULT=exp; :}
1535 dims_opt ::= {: RESULT=new Integer(0); :}
1536 | dims:dims {: RESULT = dims; :}
1539 dims ::= LBRACK RBRACK {: RESULT=new Integer(1); :}
1540 | dims:dims LBRACK RBRACK {: RESULT=new Integer(dims.intValue()+1); :}
1544 primary:base DOT IDENTIFIER:id {:
1545 ParseNode pn=new ParseNode("fieldaccess");
1546 pn.addChild("base").addChild(base);
1547 pn.addChild("field").addChild(id);
1550 // | SUPER DOT IDENTIFIER
1551 // | name DOT SUPER DOT IDENTIFIER
1553 method_invocation ::=
1554 name:name LPAREN argument_list_opt:args RPAREN {:
1555 ParseNode pn=new ParseNode("methodinvoke1");
1560 | primary:base DOT IDENTIFIER:name LPAREN argument_list_opt:args RPAREN {:
1561 ParseNode pn=new ParseNode("methodinvoke2");
1562 pn.addChild("base").addChild(base);
1563 pn.addChild("id").addChild(name);
1567 | SUPER DOT IDENTIFIER:id LPAREN argument_list_opt:args RPAREN {:
1568 ParseNode name=new ParseNode("name");
1569 name.addChild("base").addChild("name").addChild("identifier").addChild("super");
1570 name.addChild("identifier").addChild(id);
1571 ParseNode pn=new ParseNode("methodinvoke1");
1576 // | name DOT SUPER DOT IDENTIFIER LPAREN argument_list_opt RPAREN
1579 name:name LBRACK expression:exp RBRACK {:
1580 ParseNode pn=new ParseNode("arrayaccess");
1581 pn.addChild("base").addChild(name);
1582 pn.addChild("index").addChild(exp);
1585 | primary_no_new_array:base LBRACK expression:exp RBRACK {:
1586 ParseNode pn=new ParseNode("arrayaccess");
1587 pn.addChild("base").addChild(base);
1588 pn.addChild("index").addChild(exp);
1591 // | array_creation_init:init LBRACK expression:exp RBRACK {:
1592 // ParseNode pn=new ParseNode("arrayaccess");
1593 // pn.addChild("init").addChild(init);
1594 // pn.addChild("index").addChild(exp);
1599 postfix_expression ::=
1602 | name:exp {: RESULT=exp; :}
1603 | postincrement_expression:exp {: RESULT=exp; :}
1604 | postdecrement_expression:exp {: RESULT=exp; :}
1606 postincrement_expression ::=
1607 postfix_expression:exp PLUSPLUS
1608 {: RESULT=(new ParseNode("postinc")).addChild(exp).getRoot(); :}
1610 postdecrement_expression ::=
1611 postfix_expression:exp MINUSMINUS
1612 {: RESULT=(new ParseNode("postdec")).addChild(exp).getRoot(); :}
1614 unary_expression ::=
1615 preincrement_expression:exp {: RESULT=exp; :}
1616 | predecrement_expression:exp {: RESULT=exp; :}
1617 | PLUS unary_expression:exp
1618 {: RESULT=(new ParseNode("unaryplus")).addChild(exp).getRoot(); :}
1619 | MINUS unary_expression:exp
1620 {: RESULT=(new ParseNode("unaryminus")).addChild(exp).getRoot(); :}
1621 | unary_expression_not_plus_minus:exp {:
1624 preincrement_expression ::=
1625 PLUSPLUS unary_expression:exp
1626 {: RESULT=(new ParseNode("preinc")).addChild(exp).getRoot(); :}
1628 predecrement_expression ::=
1629 MINUSMINUS unary_expression:exp
1630 {: RESULT=(new ParseNode("predec")).addChild(exp).getRoot(); :}
1632 unary_expression_not_plus_minus ::=
1633 postfix_expression:exp {:
1635 | COMP unary_expression:exp
1636 {: RESULT=(new ParseNode("comp")).addChild(exp).getRoot(); :}
1637 | NOT unary_expression:exp
1638 {: RESULT=(new ParseNode("not")).addChild(exp).getRoot(); :}
1639 | cast_expression:exp {: RESULT=exp; :}
1642 LPAREN primitive_type:type
1644 RPAREN unary_expression:exp {:
1645 ParseNode pn=new ParseNode("cast1");
1646 pn.addChild("type").addChild(type);
1647 pn.addChild("exp").addChild(exp);
1650 | LPAREN expression:type RPAREN unary_expression_not_plus_minus:exp {:
1651 ParseNode pn=new ParseNode("cast2");
1652 pn.addChild("type").addChild(type);
1653 pn.addChild("exp").addChild(exp);
1657 // | LPAREN name dims RPAREN unary_expression_not_plus_minus
1659 multiplicative_expression ::=
1660 unary_expression:exp {:
1662 | multiplicative_expression:exp1 MULT unary_expression:exp2 {:
1663 ParseNode pn=new ParseNode("mult");
1668 | multiplicative_expression:exp1 DIV unary_expression:exp2 {:
1669 ParseNode pn=new ParseNode("div");
1674 | multiplicative_expression:exp1 MOD unary_expression:exp2 {:
1675 ParseNode pn=new ParseNode("mod");
1681 additive_expression ::=
1682 multiplicative_expression:exp {:
1684 | additive_expression:exp1 PLUS multiplicative_expression:exp2 {:
1685 ParseNode pn=new ParseNode("add");
1690 | additive_expression:exp1 MINUS multiplicative_expression:exp2 {:
1691 ParseNode pn=new ParseNode("sub");
1697 shift_expression ::=
1698 additive_expression:exp {:
1700 | shift_expression:exp1 LSHIFT additive_expression:exp2 {:
1701 ParseNode pn=new ParseNode("leftshift");
1706 | shift_expression:exp1 RSHIFT additive_expression:exp2 {:
1707 ParseNode pn=new ParseNode("rightshift");
1712 | shift_expression:exp1 URSHIFT additive_expression:exp2 {:
1713 ParseNode pn=new ParseNode("urightshift");
1719 relational_expression ::=
1720 shift_expression:exp {:
1722 | relational_expression:exp1 LT shift_expression:exp2 {:
1723 ParseNode pn=new ParseNode("comp_lt");
1728 | relational_expression:exp1 GT shift_expression:exp2 {:
1729 ParseNode pn=new ParseNode("comp_gt");
1734 | relational_expression:exp1 LTEQ shift_expression:exp2 {:
1735 ParseNode pn=new ParseNode("comp_lte");
1740 | relational_expression:exp1 GTEQ shift_expression:exp2 {:
1741 ParseNode pn=new ParseNode("comp_gte");
1746 // | relational_expression INSTANCEOF reference_type
1749 equality_expression ::=
1750 relational_expression:exp {:
1752 | equality_expression:exp1 EQEQ relational_expression:exp2 {:
1753 ParseNode pn=new ParseNode("equal");
1758 | equality_expression:exp1 NOTEQ relational_expression:exp2 {:
1759 ParseNode pn=new ParseNode("not_equal");
1766 equality_expression:exp {:
1768 | and_expression:exp1 AND equality_expression:exp2 {:
1769 ParseNode pn=new ParseNode("bitwise_and");
1775 exclusive_or_expression ::=
1776 and_expression:expr {:
1779 | exclusive_or_expression:exp1 XOR and_expression:exp2 {:
1780 ParseNode pn=new ParseNode("bitwise_xor");
1786 inclusive_or_expression ::=
1787 exclusive_or_expression:exclor {:
1789 | inclusive_or_expression:exp1 OR exclusive_or_expression:exp2 {:
1790 ParseNode pn=new ParseNode("bitwise_or");
1796 conditional_and_expression ::=
1797 inclusive_or_expression:inclor {:
1799 | conditional_and_expression:exp1 ANDAND inclusive_or_expression:exp2 {:
1800 ParseNode pn=new ParseNode("logical_and");
1806 conditional_or_expression ::=
1807 conditional_and_expression:condand {:
1809 | conditional_or_expression:exp1 OROR conditional_and_expression:exp2 {:
1810 ParseNode pn=new ParseNode("logical_or");
1816 conditional_expression ::=
1817 conditional_or_expression:condor {:
1819 // | conditional_or_expression QUESTION expression
1820 // COLON conditional_expression
1822 getoffset_expression ::=
1823 GETOFFSET LBRACE class_or_interface_type:type COMMA IDENTIFIER:id RBRACE {:
1824 ParseNode pn = new ParseNode("getoffset");
1826 pn.addChild("field").addChild(id);
1831 assignment_expression ::=
1832 conditional_expression:expr {:
1834 assignment:assign {:
1836 getoffset_expression:expr {:
1839 // semantic check necessary here to ensure a valid left-hand side.
1840 // allowing a parenthesized variable here on the lhs was introduced in
1841 // JLS 2; thanks to Eric Blake for pointing this out.
1842 assignment ::= postfix_expression:lvalue assignment_operator:op assignment_expression:rvalue {:
1843 ParseNode pn=new ParseNode("assignment");
1844 pn.addChild("op").addChild(op);
1845 ParseNode pnargs=pn.addChild("args");
1846 pnargs.addChild(lvalue);
1847 pnargs.addChild(rvalue);
1851 assignment_operator ::=
1852 EQ {: RESULT=new ParseNode("eq"); :}
1853 | MULTEQ {: RESULT=new ParseNode("multeq"); :}
1854 | DIVEQ {: RESULT=new ParseNode("diveq"); :}
1855 | MODEQ {: RESULT=new ParseNode("modeq"); :}
1856 | PLUSEQ {: RESULT=new ParseNode("pluseq"); :}
1857 | MINUSEQ {: RESULT=new ParseNode("minuseq"); :}
1858 | LSHIFTEQ {: RESULT=new ParseNode("lshifteq"); :}
1859 | RSHIFTEQ {: RESULT=new ParseNode("rshifteq"); :}
1860 | URSHIFTEQ {: RESULT=new ParseNode("urshifteq"); :}
1861 | ANDEQ {: RESULT=new ParseNode("andeq"); :}
1862 | XOREQ {: RESULT=new ParseNode("xoreq"); :}
1863 | OREQ {: RESULT=new ParseNode("oreq"); :}
1866 {: RESULT=new ParseNode("empty"); :}
1870 expression ::= assignment_expression:exp {:
1873 //constant_expression ::=