1 /* Language parser definitions for the GNU compiler for the Java(TM) language.
2 Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
3 Contributed by Alexandre Petit-Bianco (apbianco@cygnus.com)
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA.
22 Java and all Java-based marks are trademarks or registered trademarks
23 of Sun Microsystems, Inc. in the United States and other countries.
24 The Free Software Foundation is independent of Sun Microsystems, Inc. */
31 /* Extern global variable declarations */
32 extern int java_error_count;
33 extern struct obstack temporary_obstack;
34 extern struct obstack permanent_obstack;
35 extern int quiet_flag;
38 /* Function extern to java/ */
39 extern int int_fits_type_p PROTO ((tree, tree));
40 extern tree stabilize_reference PROTO ((tree));
43 /* Macros for verbose debug info */
44 #ifdef VERBOSE_SKELETON
45 #define RULE( rule ) printf ( "jv_yacc:%d: rule %s\n", lineno, rule )
50 #ifdef VERBOSE_SKELETON
51 #undef SOURCE_FRONTEND_DEBUG
52 #define SOURCE_FRONTEND_DEBUG(X) \
53 {if (!quiet_flag) {printf ("* "); printf X; putchar ('\n');} }
55 #define SOURCE_FRONTEND_DEBUG(X)
58 /* Macro for error recovering */
61 { if (!quiet_flag) {printf ("** Recovered\n");} }
62 #define DRECOVERED(s) \
63 { if (!quiet_flag) {printf ("** Recovered (%s)\n", #s);}}
69 #define DRECOVER(s) {yyerrok; DRECOVERED(s)}
70 #define RECOVER {yyerrok; RECOVERED}
72 #define YYERROR_NOW ctxp->java_error_flag = 1
73 #define YYNOT_TWICE if (ctxp->prevent_ese != lineno)
75 /* Accepted modifiers */
76 #define CLASS_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_FINAL
77 #define FIELD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_FINAL| \
78 ACC_STATIC|ACC_TRANSIENT|ACC_VOLATILE
79 #define METHOD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_ABSTRACT| \
80 ACC_STATIC|ACC_FINAL|ACC_SYNCHRONIZED|ACC_NATIVE
81 #define INTERFACE_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
82 #define INTERFACE_METHOD_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
83 #define INTERFACE_FIELD_MODIFIERS ACC_PUBLIC|ACC_STATIC|ACC_FINAL
85 /* Getting a modifier WFL */
86 #define MODIFIER_WFL(M) (ctxp->modifier_ctx [(M) - PUBLIC_TK])
88 /* Check on modifiers */
89 #define THIS_MODIFIER_ONLY(f, m, v, count, l) \
92 tree node = ctxp->modifier_ctx [v]; \
94 && ((EXPR_WFL_COLNO (node) > EXPR_WFL_COLNO (l)) \
95 || (EXPR_WFL_LINENO (node) > EXPR_WFL_LINENO (l)))) \
102 #define ABSTRACT_CHECK(FLAG, V, CL, S) \
104 parse_error_context ((CL), "%s method can't be abstract", (S));
106 #define JCONSTRUCTOR_CHECK(FLAG, V, CL, S) \
108 parse_error_context ((CL), "Constructor can't be %s", (S)); \
111 #define exit_java_complete_class() \
117 #define CLASS_OR_INTERFACE(decl, s1, s2) \
119 ((get_access_flags_from_decl (TYPE_NAME (TREE_TYPE (decl))) \
121 s2 : s1) : ((s1 [0]=='S'|| s1 [0]=='s') ? \
122 (s1 [0]=='S' ? "Supertype" : "supertype") : \
123 (s1 [0] > 'A' ? "Type" : "type")))
125 #define GET_REAL_TYPE(TYPE) \
126 (TREE_CODE (TYPE) == TREE_LIST ? TREE_PURPOSE (TYPE) : TYPE)
128 #define GET_METHOD_NAME(METHOD) \
129 (TREE_CODE (DECL_NAME (METHOD)) == EXPR_WITH_FILE_LOCATION ? \
130 EXPR_WFL_NODE (DECL_NAME (METHOD)) : DECL_NAME (METHOD))
132 /* Get TYPE name string, regardless whether TYPE is a class or an
134 #define GET_TYPE_NAME(TYPE) \
135 (TREE_CODE (TYPE_NAME (TYPE)) == IDENTIFIER_NODE ? \
136 IDENTIFIER_POINTER (TYPE_NAME (TYPE)) : \
137 IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (TYPE))))
139 /* Pedantic warning on obsolete modifiers. Note: when cl is NULL,
140 flags was set artificially, such as for a interface method */
141 #define OBSOLETE_MODIFIER_WARNING(cl, flags, __modifier, format, arg) \
143 if (flag_redundant && (cl) && ((flags) & (__modifier))) \
144 parse_warning_context (cl, \
145 "Discouraged redundant use of `%s' modifier in declaration of " format, \
146 java_accstring_lookup (__modifier), arg); \
149 /* Quickly build a temporary pointer on hypothetical type NAME. */
150 #define BUILD_PTR_FROM_NAME(ptr, name) \
152 ptr = build (POINTER_TYPE, NULL_TREE); \
153 TYPE_NAME (ptr) = name; \
156 #define INCOMPLETE_TYPE_P(NODE) \
157 ((TREE_CODE (NODE) == POINTER_TYPE) \
158 && !TREE_TYPE (NODE) \
159 && TREE_CODE (TYPE_NAME (NODE)) == IDENTIFIER_NODE)
161 /* Set the EMIT_LINE_NOTE flag of a EXPR_WLF to 1 if debug information
162 are requested. Works in the context of a parser rule. */
163 #define JAVA_MAYBE_GENERATE_DEBUG_INFO(node) \
164 (debug_info_level != DINFO_LEVEL_NONE ? \
165 EXPR_WFL_EMIT_LINE_NOTE (node) = 1, node : node)
167 /* Types classification, according to the JLS, section 4.2 */
168 #define JFLOAT_TYPE_P(TYPE) (TYPE && TREE_CODE ((TYPE)) == REAL_TYPE)
169 #define JINTEGRAL_TYPE_P(TYPE) ((TYPE) \
170 && (TREE_CODE ((TYPE)) == INTEGER_TYPE \
171 || TREE_CODE ((TYPE)) == CHAR_TYPE))
172 #define JNUMERIC_TYPE_P(TYPE) ((TYPE) \
173 && (JFLOAT_TYPE_P ((TYPE)) \
174 || JINTEGRAL_TYPE_P ((TYPE))))
175 #define JPRIMITIVE_TYPE_P(TYPE) ((TYPE) \
176 && (JNUMERIC_TYPE_P ((TYPE)) \
177 || TREE_CODE ((TYPE)) == BOOLEAN_TYPE))
179 #define JBSC_TYPE_P(TYPE) ((TYPE) && (((TYPE) == byte_type_node) \
180 || ((TYPE) == short_type_node) \
181 || ((TYPE) == char_type_node)))
183 /* Not defined in the LRM */
184 #define JSTRING_TYPE_P(TYPE) ((TYPE) \
185 && ((TYPE) == string_type_node || \
186 (TREE_CODE (TYPE) == POINTER_TYPE && \
187 TREE_TYPE (TYPE) == string_type_node)))
188 #define JSTRING_P(NODE) ((NODE) \
189 && (TREE_CODE (NODE) == STRING_CST \
190 || IS_CRAFTED_STRING_BUFFER_P (NODE) \
191 || JSTRING_TYPE_P (TREE_TYPE (NODE))))
193 #define JREFERENCE_TYPE_P(TYPE) ((TYPE) \
194 && (TREE_CODE (TYPE) == RECORD_TYPE \
195 || (TREE_CODE (TYPE) == POINTER_TYPE \
196 && TREE_CODE (TREE_TYPE (TYPE)) == \
198 #define JNULLP_TYPE_P(TYPE) ((TYPE) && (TREE_CODE (TYPE) == POINTER_TYPE) \
199 && (TYPE) == TREE_TYPE (null_pointer_node))
201 /* Other predicate */
202 #define JDECL_P(NODE) (NODE && (TREE_CODE (NODE) == PARM_DECL \
203 || TREE_CODE (NODE) == VAR_DECL \
204 || TREE_CODE (NODE) == FIELD_DECL))
206 #define TYPE_INTERFACE_P(TYPE) \
207 (CLASS_P (TYPE) && CLASS_INTERFACE (TYPE_NAME (TYPE)))
209 #define TYPE_CLASS_P(TYPE) (CLASS_P (TYPE) \
210 && !CLASS_INTERFACE (TYPE_NAME (TYPE)))
212 /* Standard error messages */
213 #define ERROR_CANT_CONVERT_TO_BOOLEAN(OPERATOR, NODE, TYPE) \
214 parse_error_context ((OPERATOR), \
215 "Incompatible type for `%s'. Can't convert `%s' to boolean", \
216 operator_string ((NODE)), lang_printable_name ((TYPE),0))
218 #define ERROR_CANT_CONVERT_TO_NUMERIC(OPERATOR, NODE, TYPE) \
219 parse_error_context ((OPERATOR), \
220 "Incompatible type for `%s'. Can't convert `%s' to numeric type", \
221 operator_string ((NODE)), lang_printable_name ((TYPE), 0))
223 #define ERROR_CAST_NEEDED_TO_INTEGRAL(OPERATOR, NODE, TYPE) \
225 tree _operator = (OPERATOR), _node = (NODE), _type = (TYPE); \
226 if (JPRIMITIVE_TYPE_P (_type)) \
227 parse_error_context (_operator, \
228 "Incompatible type for `%s'. Explicit cast needed to convert `%s' to integral",\
229 operator_string(_node), \
230 lang_printable_name (_type, 0)); \
232 parse_error_context (_operator, \
233 "Incompatible type for `%s'. Can't convert `%s' to integral", \
234 operator_string(_node), \
235 lang_printable_name (_type, 0)); \
238 #define ERROR_VARIABLE_NOT_INITIALIZED(WFL, V) \
239 parse_error_context \
240 ((WFL), "Variable `%s' may not have been initialized", \
241 IDENTIFIER_POINTER (V))
243 /* Definition for loop handling. This is Java's own definition of a
244 loop body. See parse.y for documentation. It's valid once you hold
245 a loop's body (LOOP_EXPR_BODY) */
247 /* The loop main block is the one hold the condition and the loop body */
248 #define LOOP_EXPR_BODY_MAIN_BLOCK(NODE) TREE_OPERAND (NODE, 0)
249 /* And then there is the loop update block */
250 #define LOOP_EXPR_BODY_UPDATE_BLOCK(NODE) TREE_OPERAND (NODE, 1)
252 /* Inside the loop main block, there is the loop condition and the
253 loop body. They may be reversed if the loop being described is a
254 do-while loop. NOTE: if you use a WFL around the EXIT_EXPR so you
255 can issue debug info for it, the EXIT_EXPR will be one operand
257 #define LOOP_EXPR_BODY_CONDITION_EXPR(NODE, R) \
258 TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 1 : 0))
260 /* Here is the labeled block the loop real body is encapsulated in */
261 #define LOOP_EXPR_BODY_LABELED_BODY(NODE, R) \
262 TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 0 : 1))
263 /* And here is the loop's real body */
264 #define LOOP_EXPR_BODY_BODY_EXPR(NODE, R) \
265 LABELED_BLOCK_BODY (LOOP_EXPR_BODY_LABELED_BODY(NODE, R))
267 #define PUSH_LABELED_BLOCK(B) \
269 TREE_CHAIN (B) = ctxp->current_labeled_block; \
270 ctxp->current_labeled_block = (B); \
272 #define POP_LABELED_BLOCK() \
273 ctxp->current_labeled_block = TREE_CHAIN (ctxp->current_labeled_block)
275 #define PUSH_LOOP(L) \
277 TREE_CHAIN (L) = ctxp->current_loop; \
278 ctxp->current_loop = (L); \
280 #define POP_LOOP() ctxp->current_loop = TREE_CHAIN (ctxp->current_loop)
282 #define PUSH_EXCEPTIONS(E) \
283 currently_caught_type_list = \
284 tree_cons (NULL_TREE, (E), currently_caught_type_list);
286 #define POP_EXCEPTIONS() \
287 currently_caught_type_list = TREE_CHAIN (currently_caught_type_list)
289 /* Check that we're inside a try block. */
290 #define IN_TRY_BLOCK_P() \
291 (currently_caught_type_list \
292 && ((TREE_VALUE (currently_caught_type_list) != \
293 DECL_FUNCTION_THROWS (current_function_decl)) \
294 || TREE_CHAIN (currently_caught_type_list)))
296 /* Check that we have exceptions in E. */
297 #define EXCEPTIONS_P(E) ((E) ? TREE_VALUE (E) : NULL_TREE)
299 /* Invocation modes, as returned by invocation_mode (). */
308 /* We need the resolution stuff only if we compile jc1 */
311 /* Unresolved type identifiers handling. When we process the source
312 code, we blindly accept an unknown type identifier and try to
313 resolve it later. When an unknown type identifier is encountered
314 and used, we record in a struct jdep element what the incomplete
315 type is and what it should patch. Later, java_complete_class will
316 process all classes known to have unresolved type
317 dependencies. Within each of these classes, this routine will
318 process unresolved type dependencies (JDEP_TO_RESOLVE), patch what
319 needs to be patched in the dependent tree node (JDEP_GET_PATCH,
320 JDEP_APPLY_PATCH) and perform other actions dictated by the context
321 of the patch (JDEP_KIND). The ideas are: we patch only what needs
322 to be patched, and with java_complete_class called at the right
323 time, we will start processing incomplete function bodies tree
324 nodes with everything external to function's bodies already
325 completed, it makes things much simpler. */
328 JDEP_NO_PATCH, /* Must be first */
329 JDEP_SUPER, /* Patch the type of one type
330 supertype. Requires some check
332 JDEP_FIELD, /* Patch the type of a class field */
334 /* JDEP_{METHOD,METHOD_RETURN,METHOD_END} to be kept in order */
335 JDEP_METHOD, /* Mark the beginning of the patching
336 of a method declaration, including
338 JDEP_METHOD_RETURN, /* Mark the beginning of the patching
339 of a method declaration. Arguments
340 aren't patched, only the returned
342 JDEP_METHOD_END, /* Mark the end of the patching of a
343 method declaration. It indicates
344 that it's time to compute and
345 install a new signature */
347 JDEP_INTERFACE, /* Patch the type of a Class/interface
349 JDEP_VARIABLE, /* Patch the type of a variable declaration */
350 JDEP_PARM, /* Patch the type of a parm declaration */
351 JDEP_TYPE, /* Patch a random tree node type,
352 without the need for any specific
354 JDEP_EXCEPTION /* Patch exceptions specified by `throws' */
357 typedef struct _jdep {
358 #ifdef ONLY_INT_FIELDS
359 int kind : 8; /* Type of patch */
361 enum jdep_code kind : 8;
364 int flag0 : 1; /* Some flags */
365 tree decl; /* Tied decl/or WFL */
366 tree solv; /* What to solve */
367 tree wfl; /* Where thing to resolve where found */
368 tree misc; /* Miscellaneous info (optional). */
369 tree *patch; /* Address of a location to patch */
370 struct _jdep *next; /* Linked list */
374 #define JDEP_DECL(J) ((J)->decl)
375 #define JDEP_DECL_WFL(J) ((J)->decl)
376 #define JDEP_KIND(J) ((J)->kind)
377 #define JDEP_SOLV(J) ((J)->solv)
378 #define JDEP_WFL(J) ((J)->wfl)
379 #define JDEP_MISC(J) ((J)->misc)
380 #define JDEP_CLASS(J) ((J)->class)
381 #define JDEP_APPLY_PATCH(J,P) (*(J)->patch = (P))
382 #define JDEP_GET_PATCH(J) ((J)->patch)
383 #define JDEP_CHAIN(J) ((J)->next)
384 #define JDEP_TO_RESOLVE(J) ((J)->solv)
385 #define JDEP_RESOLVED_DECL(J) ((J)->solv)
386 #define JDEP_RESOLVED(J, D) ((J)->solv = D)
387 #define JDEP_RESOLVED_P(J) \
388 (!(J)->solv || TREE_CODE ((J)->solv) != POINTER_TYPE)
390 typedef struct _jdeplist {
393 struct _jdeplist *next;
396 #endif /* JC1_LITE */
398 #define CLASSD_FIRST(CD) ((CD)->first)
399 #define CLASSD_LAST(CD) ((CD)->last)
400 #define CLASSD_CHAIN(CD) ((CD)->next)
402 #define JDEP_INSERT(L,J) \
405 (L)->last = (L)->first = (J); \
408 JDEP_CHAIN ((L)->last) = (J); \
413 /* if TYPE can't be resolved, obtain something suitable for its
414 resolution (TYPE is saved in SAVE before being changed). and set
415 CHAIN to 1. Otherwise, type is set to something usable. CHAIN is
416 usually used to determine that a new DEP must be installed on TYPE.
417 Note that when compiling java.lang.Object, references to Object are
419 #define SET_TYPE_FOR_RESOLUTION(TYPE, SAVE, CHAIN) \
421 tree returned_type; \
423 if (TREE_TYPE (ctxp->current_parsed_class) == object_type_node \
424 && TREE_CODE (TYPE) == EXPR_WITH_FILE_LOCATION \
425 && EXPR_WFL_NODE (TYPE) == unqualified_object_id_node) \
426 (TYPE) = object_type_node; \
429 if (unresolved_type_p (type, &returned_type)) \
432 (TYPE) = returned_type; \
436 (TYPE) = obtain_incomplete_type (TYPE); \
442 /* Promote a type if it won't be registered as a patch */
443 #define PROMOTE_RECORD_IF_COMPLETE(TYPE, IS_INCOMPLETE) \
445 if (!(IS_INCOMPLETE) && TREE_CODE (TYPE) == RECORD_TYPE) \
446 (TYPE) = promote_type (TYPE); \
449 /* Insert a DECL in the current block */
450 #define BLOCK_CHAIN_DECL(NODE) \
452 TREE_CHAIN ((NODE)) = \
453 BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)); \
454 BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)) = (NODE); \
457 /* Return the current block, either found in the body of the currently
458 declared function or in the current static block being defined. */
459 #define GET_CURRENT_BLOCK(F) ((F) ? DECL_FUNCTION_BODY ((F)) : \
460 current_static_block)
462 /* For an artificial BLOCK (created to house a local variable declaration not
463 at the start of an existing block), the parent block; otherwise NULL. */
464 #define BLOCK_EXPR_ORIGIN(NODE) BLOCK_ABSTRACT_ORIGIN(NODE)
466 /* Merge an other line to the source line number of a decl. Used to
467 remember function's end. */
468 #define DECL_SOURCE_LINE_MERGE(DECL,NO) DECL_SOURCE_LINE(DECL) |= (NO << 16)
470 /* Retrieve those two info separately. */
471 #define DECL_SOURCE_LINE_FIRST(DECL) (DECL_SOURCE_LINE(DECL) & 0x0000ffff)
472 #define DECL_SOURCE_LINE_LAST(DECL) (DECL_SOURCE_LINE(DECL) >> 16)
474 /* Retrieve line/column from a WFL. */
475 #define EXPR_WFL_GET_LINECOL(V,LINE,COL) \
477 (LINE) = (V) >> 12; \
478 (COL) = (V) & 0xfff; \
480 /* Add X to the column number information */
481 #define EXPR_WFL_ADD_COL(V, X) \
482 (V) = (((V) & 0xfffff000) | ((((V) & 0xfff) + (X)) & 0xfff))
484 /* Build a WFL for expression nodes */
485 #define BUILD_EXPR_WFL(NODE, WFL) \
486 build_expr_wfl ((NODE), input_filename, EXPR_WFL_LINENO ((WFL)), \
487 EXPR_WFL_COLNO ((WFL)))
489 #define EXPR_WFL_QUALIFICATION(WFL) TREE_OPERAND ((WFL), 2)
490 #define QUAL_WFL(NODE) TREE_PURPOSE (NODE)
491 #define QUAL_RESOLUTION(NODE) TREE_VALUE (NODE)
492 #define QUAL_DECL_TYPE(NODE) GET_SKIP_TYPE (NODE)
494 #define GET_SKIP_TYPE(NODE) \
495 (TREE_CODE (TREE_TYPE (NODE)) == POINTER_TYPE ? \
496 TREE_TYPE (TREE_TYPE (NODE)): TREE_TYPE (NODE))
498 /* Handy macros for the walk operation */
499 #define COMPLETE_CHECK_OP(NODE, N) \
501 TREE_OPERAND ((NODE), (N)) = \
502 java_complete_tree (TREE_OPERAND ((NODE), (N))); \
503 if (TREE_OPERAND ((NODE), (N)) == error_mark_node) \
504 return error_mark_node; \
506 #define COMPLETE_CHECK_OP_0(NODE) COMPLETE_CHECK_OP(NODE, 0)
507 #define COMPLETE_CHECK_OP_1(NODE) COMPLETE_CHECK_OP(NODE, 1)
508 #define COMPLETE_CHECK_OP_2(NODE) COMPLETE_CHECK_OP(NODE, 2)
510 /* Building invocations: append(ARG) and StringBuffer(ARG) */
511 #define BUILD_APPEND(ARG) \
512 ((JSTRING_TYPE_P (TREE_TYPE (ARG)) || JPRIMITIVE_TYPE_P (TREE_TYPE (ARG))) \
513 ? build_method_invocation (wfl_append, \
514 ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE)\
515 : build_method_invocation (wfl_append, \
516 ARG ? build_tree_list (NULL, \
517 build1 (CONVERT_EXPR, \
521 #define BUILD_STRING_BUFFER(ARG) \
522 build_new_invocation (wfl_string_buffer, \
523 (ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE))
525 /* For exception handling, build diverse function calls */
526 #define BUILD_ASSIGN_EXCEPTION_INFO(WHERE, TO) \
528 (WHERE) = build (MODIFY_EXPR, void_type_node, (TO), \
529 soft_exceptioninfo_call_node); \
530 TREE_SIDE_EFFECTS (WHERE) = 1; \
533 #define BUILD_THROW(WHERE, WHAT) \
535 (WHERE) = build (CALL_EXPR, void_type_node, \
536 build_address_of (throw_node[exceptions_via_longjmp ? 1 : 0]), \
537 build_tree_list (NULL_TREE, (WHAT)), NULL_TREE); \
538 TREE_SIDE_EFFECTS ((WHERE)) = 1; \
541 /* Set wfl_operator for the most accurate error location */
542 #define SET_WFL_OPERATOR(WHICH, NODE, WFL) \
543 EXPR_WFL_LINECOL (WHICH) = \
544 (TREE_CODE (WFL) == EXPR_WITH_FILE_LOCATION ? \
545 EXPR_WFL_LINECOL (WFL) : EXPR_WFL_LINECOL (NODE))
547 #define PATCH_METHOD_RETURN_ERROR() \
550 *ret_decl = NULL_TREE; \
551 return error_mark_node; \
554 /* Convenient macro to check. Assumes that CLASS is a CLASS_DECL. */
555 #define CHECK_METHODS(CLASS) \
557 if (CLASS_INTERFACE ((CLASS))) \
558 java_check_abstract_methods ((CLASS)); \
560 java_check_regular_methods ((CLASS)); \
563 /* Using and reseting the @deprecated tag flag */
564 #define CHECK_DEPRECATED(DECL) \
566 if (ctxp->deprecated) \
567 DECL_DEPRECATED (DECL) = 1; \
568 ctxp->deprecated = 0; \
571 /* Register an import */
572 #define REGISTER_IMPORT(WHOLE, NAME) \
574 IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P ((NAME)) = 1; \
575 node = build_tree_list ((WHOLE), (NAME)); \
576 TREE_CHAIN (node) = ctxp->import_list; \
577 ctxp->import_list = node; \
580 /* Safe check that DECL is <clinit> */
581 #define IS_CLINIT(DECL) \
582 (DECL != NULL_TREE && DECL_NAME (DECL) == clinit_identifier_node)
584 /* Macro to access the osb (opening square bracket) count */
585 #define CURRENT_OSB(C) (C)->osb_number [(C)->osb_depth]
587 /* Macro for the xreferencer */
588 #define DECL_END_SOURCE_LINE(DECL) DECL_FRAME_SIZE (DECL)
589 #define DECL_INHERITED_SOURCE_LINE(DECL) DECL_FIELD_SIZE (DECL)
591 /* Parser context data structure. */
594 char *filename; /* Current filename */
595 FILE *finput; /* Current file input stream */
596 struct parser_ctxt *next;
598 struct java_line *p_line, *c_line; /* Previous and current line */
599 java_lc elc; /* Error's line column info */
600 unicode_t unget_utf8_value; /* An unget utf8 value */
601 int ccb_indent; /* Keep track of {} indent, lexer */
602 int first_ccb_indent1; /* First { at ident level 1 */
603 int last_ccb_indent1; /* Last } at ident level 1 */
604 int parser_ccb_indent; /* Keep track of {} indent, parser */
605 int osb_depth; /* Current depth of [ in an expression */
606 int osb_limit; /* Limit of this depth */
607 int *osb_number; /* Keep track of ['s */
608 int minus_seen; /* Integral literal overflow */
609 int lineno; /* Current lineno */
610 int java_error_flag; /* Report error when true */
611 int deprecated; /* @deprecated tag seen */
613 /* This section is defined only if we compile jc1 */
615 tree modifier_ctx [11]; /* WFL of modifiers */
616 tree current_class; /* Current class */
617 tree current_function_decl; /* Current function decl, save/restore */
619 struct JCF *current_jcf; /* CU jcf */
621 int prevent_ese; /* Prevent expression statement error */
622 int class_err; /* Flag to report certain errors */
624 int formal_parameter_number; /* Number of parameters found */
625 int interface_number; /* # itfs declared to extend an itf def */
627 tree package; /* Defined package ID */
629 /* Those tow list are saved accross file traversal */
630 tree incomplete_class; /* List of non-complete classes */
631 tree gclass_list; /* All classes seen from source code */
633 /* These two lists won't survive file traversal */
634 tree class_list; /* List of classes in a CU */
635 jdeplist *classd_list; /* Classe dependencies in a CU */
637 tree current_parsed_class; /* Class currently parsed */
638 tree current_parsed_class_un; /* Curr. parsed class unqualified name */
640 tree non_static_initialized; /* List of non static initialized fields */
641 tree static_initialized; /* List of static non final initialized */
643 tree import_list; /* List of import */
644 tree import_demand_list; /* List of import on demand */
646 tree current_loop; /* List of the currently nested
648 tree current_labeled_block; /* List of currently nested
651 int pending_block; /* Pending block to close */
653 int explicit_constructor_p; /* True when processing an explicit
654 constructor. This flag is used to trap
655 illegal argument usage during an
656 explicit constructor invocation. */
657 #endif /* JC1_LITE */
661 void safe_layout_class PROTO ((tree));
662 void java_complete_class PROTO ((void));
663 void java_check_circular_reference PROTO ((void));
664 void java_fix_constructors PROTO ((void));
665 void java_check_final PROTO ((void));
666 void java_layout_classes PROTO ((void));
667 tree java_method_add_stmt PROTO ((tree, tree));
668 void java_expand_switch PROTO ((tree));
669 int java_report_errors PROTO ((void));
670 extern tree do_resolve_class PROTO ((tree, tree, tree));
672 char *java_get_line_col PROTO ((char *, int, int));
673 extern void reset_report PROTO ((void));
675 /* Always in use, no matter what you compile */
676 void java_push_parser_context PROTO ((void));
677 void java_pop_parser_context PROTO ((int));
678 void java_init_lex PROTO ((void));
679 extern void java_parser_context_save_global PROTO ((void));
680 extern void java_parser_context_restore_global PROTO ((void));
681 int yyparse PROTO ((void));
682 extern int java_parse PROTO ((void));
683 void yyerror PROTO ((const char *));
684 extern void java_expand_classes PROTO ((void));