/* Language parser definitions for the GNU compiler for the Java(TM) language.
- Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Free Software Foundation, Inc.
Contributed by Alexandre Petit-Bianco (apbianco@cygnus.com)
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
+GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
-GNU CC is distributed in the hope that it will be useful,
+GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
+along with GCC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
of Sun Microsystems, Inc. in the United States and other countries.
The Free Software Foundation is independent of Sun Microsystems, Inc. */
-#ifndef JV_LANG_H
-#define JV_LANG_H
+#ifndef GCC_JAVA_PARSE_H
+#define GCC_JAVA_PARSE_H
#include "lex.h"
/* Extern global variable declarations */
extern int java_error_count;
extern struct obstack temporary_obstack;
-extern struct obstack permanent_obstack;
extern int quiet_flag;
#ifndef JC1_LITE
/* Function extern to java/ */
-extern int int_fits_type_p PARAMS ((tree, tree));
-extern tree stabilize_reference PARAMS ((tree));
+extern int int_fits_type_p (tree, tree);
+extern tree stabilize_reference (tree);
#endif
/* Macros for verbose debug info */
#define RECOVER {yyerrok; RECOVERED;}
#define YYERROR_NOW ctxp->java_error_flag = 1
-#define YYNOT_TWICE if (ctxp->prevent_ese != lineno)
+#define YYNOT_TWICE if (ctxp->prevent_ese != input_line)
/* Accepted modifiers */
-#define CLASS_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_FINAL
+#define CLASS_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_FINAL|ACC_STRICT
#define FIELD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_FINAL| \
ACC_STATIC|ACC_TRANSIENT|ACC_VOLATILE
#define METHOD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_ABSTRACT| \
- ACC_STATIC|ACC_FINAL|ACC_SYNCHRONIZED|ACC_NATIVE
-#define INTERFACE_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
-#define INTERFACE_INNER_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_ABSTRACT|ACC_STATIC
+ ACC_STATIC|ACC_FINAL|ACC_SYNCHRONIZED|ACC_NATIVE| \
+ ACC_STRICT
+#define INTERFACE_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_STRICT
+#define INTERFACE_INNER_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_ABSTRACT| \
+ ACC_STATIC|ACC_PRIVATE
#define INTERFACE_METHOD_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
#define INTERFACE_FIELD_MODIFIERS ACC_PUBLIC|ACC_STATIC|ACC_FINAL
/* Misc. */
#define exit_java_complete_class() \
{ \
- pop_obstacks (); \
return; \
}
#define GET_REAL_TYPE(TYPE) \
(TREE_CODE (TYPE) == TREE_LIST ? TREE_PURPOSE (TYPE) : TYPE)
-#define GET_METHOD_NAME(METHOD) \
- (TREE_CODE (DECL_NAME (METHOD)) == EXPR_WITH_FILE_LOCATION ? \
- EXPR_WFL_NODE (DECL_NAME (METHOD)) : DECL_NAME (METHOD))
-
/* Get TYPE name string, regardless whether TYPE is a class or an
array. */
#define GET_TYPE_NAME(TYPE) \
/* Quickly build a temporary pointer on hypothetical type NAME. */
#define BUILD_PTR_FROM_NAME(ptr, name) \
- { \
- ptr = build (POINTER_TYPE, NULL_TREE); \
+ do { \
+ ptr = make_node (POINTER_TYPE); \
TYPE_NAME (ptr) = name; \
- }
+ } while (0)
#define INCOMPLETE_TYPE_P(NODE) \
((TREE_CODE (NODE) == POINTER_TYPE) \
scope local variables. */
#define MANGLE_OUTER_LOCAL_VARIABLE_NAME(N, O) \
{ \
+ char *mangled_name; \
obstack_grow (&temporary_obstack, "val$", 4); \
- obstack_grow (&temporary_obstack, \
+ obstack_grow (&temporary_obstack, \
IDENTIFIER_POINTER ((O)), IDENTIFIER_LENGTH ((O))); \
obstack_1grow (&temporary_obstack, '\0'); \
- (N) = obstack_finish (&temporary_obstack); \
+ mangled_name = obstack_finish (&temporary_obstack); \
+ (N) = get_identifier (mangled_name); \
+ obstack_free (&temporary_obstack, mangled_name); \
}
/* Build the string parm$<O> and store in into the identifier N. This
- is used to contruct the name of hidden parameters used to
+ is used to construct the name of hidden parameters used to
initialize outer scope aliases. */
#define MANGLE_ALIAS_INITIALIZER_PARAMETER_NAME_ID(N, O) \
{ \
+ char *mangled_name; \
obstack_grow (&temporary_obstack, "parm$", 5); \
obstack_grow (&temporary_obstack, \
IDENTIFIER_POINTER ((O)), IDENTIFIER_LENGTH ((O))); \
obstack_1grow (&temporary_obstack, '\0'); \
- (N) = obstack_finish (&temporary_obstack); \
+ mangled_name = obstack_finish (&temporary_obstack); \
+ (N) = get_identifier (mangled_name); \
+ obstack_free (&temporary_obstack, mangled_name); \
}
#define MANGLE_ALIAS_INITIALIZER_PARAMETER_NAME_STR(N, S) \
{ \
+ char *mangled_name; \
obstack_grow (&temporary_obstack, "parm$", 5); \
obstack_grow (&temporary_obstack, (S), strlen ((S))); \
obstack_1grow (&temporary_obstack, '\0'); \
- (N) = obstack_finish (&temporary_obstack); \
+ mangled_name = obstack_finish (&temporary_obstack); \
+ (N) = get_identifier (mangled_name); \
+ obstack_free (&temporary_obstack, mangled_name); \
}
/* Skip THIS and artificial parameters found in function decl M and
current = TREE_CHAIN (current), list = TREE_CHAIN (list)) \
ARG_FINAL_P (current) = ARG_FINAL_P (list); \
if (current != list) \
- fatal ("MARK_FINAL_PARMS"); \
+ abort (); \
}
/* Reset the ARG_FINAL_P that might have been set in method M args. */
INVOKE_VIRTUAL
};
-/* We need the resolution stuff only if we compile jc1 */
-#ifndef JC1_LITE
-
/* Unresolved type identifiers handling. When we process the source
code, we blindly accept an unknown type identifier and try to
resolve it later. When an unknown type identifier is encountered
#define JDEP_DECL(J) ((J)->decl)
#define JDEP_DECL_WFL(J) ((J)->decl)
#define JDEP_KIND(J) ((J)->kind)
-#define JDEP_SOLV(J) ((J)->solv)
#define JDEP_WFL(J) ((J)->wfl)
#define JDEP_MISC(J) ((J)->misc)
#define JDEP_ENCLOSING(J) ((J)->enclosing)
#define JDEP_RESOLVED_P(J) \
(!(J)->solv || TREE_CODE ((J)->solv) != POINTER_TYPE)
-typedef struct _jdeplist {
+struct jdeplist_s {
jdep *first;
jdep *last;
- struct _jdeplist *next;
-} jdeplist;
-
-#endif /* JC1_LITE */
+ struct jdeplist_s *next;
+};
+typedef struct jdeplist_s jdeplist;
#define CLASSD_FIRST(CD) ((CD)->first)
#define CLASSD_LAST(CD) ((CD)->last)
java.lang.Object. */
#define SET_TYPE_FOR_RESOLUTION(TYPE, SAVE, CHAIN) \
{ \
- tree returned_type; \
+ tree _returned_type; \
(CHAIN) = 0; \
- if (TREE_TYPE (ctxp->current_parsed_class) == object_type_node \
- && TREE_CODE (TYPE) == EXPR_WITH_FILE_LOCATION \
+ if (TREE_TYPE (GET_CPC ()) == object_type_node \
+ && TREE_CODE (TYPE) == EXPR_WITH_FILE_LOCATION \
&& EXPR_WFL_NODE (TYPE) == unqualified_object_id_node) \
(TYPE) = object_type_node; \
else \
{ \
- if (unresolved_type_p (type, &returned_type)) \
+ if (unresolved_type_p (type, &_returned_type)) \
{ \
- if (returned_type) \
- (TYPE) = returned_type; \
+ if (_returned_type) \
+ (TYPE) = _returned_type; \
else \
{ \
- (SAVE) = (TYPE); \
+ tree _type; \
+ WFL_STRIP_BRACKET (_type, TYPE); \
+ (SAVE) = (_type); \
(TYPE) = obtain_incomplete_type (TYPE); \
CHAIN = 1; \
} \
} \
} \
}
+
+#define WFL_STRIP_BRACKET(TARGET, TYPE) \
+{ \
+ tree __type = (TYPE); \
+ if (TYPE && TREE_CODE (TYPE) == EXPR_WITH_FILE_LOCATION) \
+ { \
+ tree _node; \
+ if (build_type_name_from_array_name (EXPR_WFL_NODE (TYPE), &_node)) \
+ { \
+ tree _new = copy_node (TYPE); \
+ EXPR_WFL_NODE (_new) = _node; \
+ __type = _new; \
+ } \
+ } \
+ (TARGET) = __type; \
+}
+
+/* If NAME contains one or more trailing []s, NAMELEN will be the
+ adjusted to be the index of the last non bracket character in
+ NAME. ARRAY_DIMS will contain the number of []s found. */
+
+#define STRING_STRIP_BRACKETS(NAME, NAMELEN, ARRAY_DIMS) \
+{ \
+ ARRAY_DIMS = 0; \
+ while (NAMELEN >= 2 && (NAME)[NAMELEN - 1] == ']') \
+ { \
+ NAMELEN -= 2; \
+ (ARRAY_DIMS)++; \
+ } \
+}
+
/* Promote a type if it won't be registered as a patch */
#define PROMOTE_RECORD_IF_COMPLETE(TYPE, IS_INCOMPLETE) \
{ \
#define GET_CURRENT_BLOCK(F) ((F) ? DECL_FUNCTION_BODY ((F)) : \
current_static_block)
-/* For an artificial BLOCK (created to house a local variable declaration not
- at the start of an existing block), the parent block; otherwise NULL. */
-#define BLOCK_EXPR_ORIGIN(NODE) BLOCK_ABSTRACT_ORIGIN(NODE)
-
-/* Merge an other line to the source line number of a decl. Used to
- remember function's end. */
-#define DECL_SOURCE_LINE_MERGE(DECL,NO) DECL_SOURCE_LINE(DECL) |= (NO << 16)
-
-/* Retrieve those two info separately. */
-#define DECL_SOURCE_LINE_FIRST(DECL) (DECL_SOURCE_LINE(DECL) & 0x0000ffff)
-#define DECL_SOURCE_LINE_LAST(DECL) (DECL_SOURCE_LINE(DECL) >> 16)
-
/* Retrieve line/column from a WFL. */
#define EXPR_WFL_GET_LINECOL(V,LINE,COL) \
{ \
build_new_invocation (wfl_string_buffer, \
(ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE))
-/* For exception handling, build diverse function calls */
-#define BUILD_ASSIGN_EXCEPTION_INFO(WHERE, TO) \
- { \
- (WHERE) = build (MODIFY_EXPR, void_type_node, (TO), \
- soft_exceptioninfo_call_node); \
- TREE_SIDE_EFFECTS (WHERE) = 1; \
- }
-
-#define BUILD_THROW(WHERE, WHAT) \
- { \
- (WHERE) = \
- build (CALL_EXPR, void_type_node, \
- build_address_of (throw_node[exceptions_via_longjmp ? 1 : 0]), \
- build_tree_list (NULL_TREE, (WHAT)), NULL_TREE); \
- TREE_SIDE_EFFECTS ((WHERE)) = 1; \
+#define BUILD_THROW(WHERE, WHAT) \
+ { \
+ (WHERE) = \
+ build (CALL_EXPR, void_type_node, \
+ build_address_of (throw_node), \
+ build_tree_list (NULL_TREE, (WHAT)), NULL_TREE); \
+ TREE_SIDE_EFFECTS ((WHERE)) = 1; \
}
/* Set wfl_operator for the most accurate error location */
java_check_regular_methods ((CLASS)); \
}
+#define CLEAR_DEPRECATED ctxp->deprecated = 0
+
+#define CHECK_DEPRECATED_NO_RESET(DECL) \
+ { \
+ if (ctxp->deprecated) \
+ DECL_DEPRECATED (DECL) = 1; \
+ }
+
/* Using and reseting the @deprecated tag flag */
#define CHECK_DEPRECATED(DECL) \
{ \
}
/* Register an import */
-#define REGISTER_IMPORT(WHOLE, NAME) \
-{ \
- IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P ((NAME)) = 1; \
- node = build_tree_list ((WHOLE), (NAME)); \
- TREE_CHAIN (node) = ctxp->import_list; \
- ctxp->import_list = node; \
+#define REGISTER_IMPORT(WHOLE, NAME) \
+{ \
+ IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P ((NAME)) = 1; \
+ ctxp->import_list = tree_cons ((WHOLE), (NAME), ctxp->import_list); \
}
/* Macro to access the osb (opening square bracket) count */
#define CURRENT_OSB(C) (C)->osb_number [(C)->osb_depth]
/* Macro for the xreferencer */
-#define DECL_END_SOURCE_LINE(DECL) DECL_FRAME_SIZE (DECL)
+#define DECL_END_SOURCE_LINE(DECL) (DECL_CHECK (DECL)->decl.u1.i)
#define DECL_INHERITED_SOURCE_LINE(DECL) (DECL_CHECK (DECL)->decl.u2.i)
/* Parser context data structure. */
-struct parser_ctxt {
+struct parser_ctxt GTY(()) {
const char *filename; /* Current filename */
- FILE *finput; /* Current file input stream */
struct parser_ctxt *next;
+ java_lexer * GTY((skip)) lexer; /* Current lexer state */
char marker_begining; /* Marker. Should be a sub-struct */
- struct java_line *p_line, *c_line; /* Previous and current line */
+ struct java_line * GTY ((skip)) p_line; /* Previous line */
+ struct java_line * GTY ((skip)) c_line; /* Current line */
java_lc elc; /* Error's line column info */
- unicode_t unget_utf8_value; /* An unget utf8 value */
int ccb_indent; /* Keep track of {} indent, lexer */
int first_ccb_indent1; /* First { at ident level 1 */
int last_ccb_indent1; /* Last } at ident level 1 */
int parser_ccb_indent; /* Keep track of {} indent, parser */
int osb_depth; /* Current depth of [ in an expression */
int osb_limit; /* Limit of this depth */
- int *osb_number; /* Keep track of ['s */
+ int * GTY ((skip)) osb_number; /* Keep track of ['s */
int lineno; /* Current lineno */
char marker_end; /* End marker. Should be a sub-struct */
/* Indicates that a context already contains saved data and that the
next save operation will require a new context to be created. */
unsigned saved_data:1;
- /* Integral literal overflow */
- unsigned minus_seen:1;
/* Report error when true */
unsigned java_error_flag:1;
/* @deprecated tag seen */
/* Flag to report certain errors (fix this documentation. FIXME) */
unsigned class_err:1;
- /* This section is defined only if we compile jc1 */
-#ifndef JC1_LITE
- tree modifier_ctx [11]; /* WFL of modifiers */
- tree current_class; /* Current class */
- tree current_function_decl; /* Current function decl, save/restore */
+ /* This section is used only if we compile jc1 */
+ tree modifier_ctx [12]; /* WFL of modifiers */
+ tree class_type; /* Current class */
+ tree function_decl; /* Current function decl, save/restore */
- struct JCF *current_jcf; /* CU jcf */
+ struct JCF * current_jcf; /* CU jcf */
int prevent_ese; /* Prevent expression statement error */
tree package; /* Defined package ID */
- /* Those two list are saved accross file traversal */
- tree incomplete_class; /* List of non-complete classes */
- tree gclass_list; /* All classes seen from source code */
-
/* These two lists won't survive file traversal */
tree class_list; /* List of classes in a CU */
- jdeplist *classd_list; /* Classe dependencies in a CU */
+ jdeplist * GTY((skip)) classd_list; /* Classe dependencies in a CU */
tree current_parsed_class; /* Class currently parsed */
tree current_parsed_class_un; /* Curr. parsed class unqualified name */
tree non_static_initialized; /* List of non static initialized fields */
tree static_initialized; /* List of static non final initialized */
- tree instance_initializers; /* List of instancei initializers stmts */
+ tree instance_initializers; /* List of instance initializers stmts */
tree import_list; /* List of import */
tree import_demand_list; /* List of import on demand */
constructor. This flag is used to trap
illegal argument usage during an
explicit constructor invocation. */
-#endif /* JC1_LITE */
};
/* A set of macros to push/pop/access the currently parsed class. */
an inner class is pushed. After, use FIXME. */
#define CPC_INNER_P() GET_CPC_LIST ()
-/* Get the currently parsed class DECL_TYPE node. */
+/* The TYPE_DECL node of the class currently being parsed. */
#define GET_CPC() TREE_VALUE (GET_CPC_LIST ())
/* Get the currently parsed class unqualified IDENTIFIER_NODE. */
/* Make sure that innerclass T sits in an appropriate enclosing
context. */
-#define INNER_ENCLOSING_SCOPE_CHECK(T) \
- (INNER_CLASS_TYPE_P ((T)) && !ANONYMOUS_CLASS_P ((T)) \
- && ((current_this \
- /* We have a this and it's not the right one */ \
- && (DECL_CONTEXT (TYPE_NAME ((T))) \
- != TYPE_NAME (TREE_TYPE (TREE_TYPE (current_this)))) \
- && !inherits_from_p (TREE_TYPE (TREE_TYPE (current_this)), \
- TREE_TYPE (DECL_CONTEXT (TYPE_NAME (T))))) \
- /* We don't have a this. */ \
- || !current_this))
+#define INNER_ENCLOSING_SCOPE_CHECK(T) \
+ (INNER_CLASS_TYPE_P ((T)) && !ANONYMOUS_CLASS_P ((T)) \
+ && ((current_this \
+ /* We have a this and it's not the right one */ \
+ && (DECL_CONTEXT (TYPE_NAME ((T))) \
+ != TYPE_NAME (TREE_TYPE (TREE_TYPE (current_this)))) \
+ && !inherits_from_p (TREE_TYPE (TREE_TYPE (current_this)), \
+ TREE_TYPE (DECL_CONTEXT (TYPE_NAME (T)))) \
+ && !common_enclosing_context_p (TREE_TYPE (TREE_TYPE (current_this)), \
+ (T)) \
+ && INNER_CLASS_TYPE_P (TREE_TYPE (TREE_TYPE (current_this))) \
+ && !inherits_from_p \
+ (TREE_TYPE (DECL_CONTEXT \
+ (TYPE_NAME (TREE_TYPE (TREE_TYPE (current_this))))),\
+ TREE_TYPE (DECL_CONTEXT (TYPE_NAME (T))))) \
+ /* We don't have a this, which is OK if the current function is \
+ static. */ \
+ || (!current_this \
+ && current_function_decl \
+ && ! METHOD_STATIC (current_function_decl))))
/* Push macro. First argument to PUSH_CPC is a DECL_TYPE, second
argument is the unqualified currently parsed class name. */
if (CPC_INSTANCE_INITIALIZER_LIST(C)) \
TREE_PURPOSE (CPC_INSTANCE_INITIALIZER_LIST (C)) = (S);
+/* This is used by the lexer to communicate with the parser. It is
+ set on an integer constant if the radix is 10, so that the parser
+ can correctly diagnose a numeric overflow. */
+#define JAVA_RADIX10_FLAG(NODE) TREE_LANG_FLAG_0(NODE)
+
#ifndef JC1_LITE
-void java_complete_class PARAMS ((void));
-void java_check_circular_reference PARAMS ((void));
-void java_fix_constructors PARAMS ((void));
-void java_layout_classes PARAMS ((void));
-void java_reorder_fields PARAMS ((void));
-tree java_method_add_stmt PARAMS ((tree, tree));
-void java_expand_switch PARAMS ((tree));
-int java_report_errors PARAMS ((void));
-extern tree do_resolve_class PARAMS ((tree, tree, tree, tree));
+void java_complete_class (void);
+void java_check_circular_reference (void);
+void java_fix_constructors (void);
+void java_layout_classes (void);
+void java_reorder_fields (void);
+tree java_method_add_stmt (tree, tree);
+int java_report_errors (void);
+extern tree do_resolve_class (tree, tree, tree, tree);
#endif
-char *java_get_line_col PARAMS ((const char *, int, int));
-extern void reset_report PARAMS ((void));
+char *java_get_line_col (const char *, int, int);
+extern void reset_report (void);
/* Always in use, no matter what you compile */
-void java_push_parser_context PARAMS ((void));
-void java_pop_parser_context PARAMS ((int));
-void java_init_lex PARAMS ((void));
-extern void java_parser_context_save_global PARAMS ((void));
-extern void java_parser_context_restore_global PARAMS ((void));
-int yyparse PARAMS ((void));
-extern int java_parse PARAMS ((void));
-void yyerror PARAMS ((const char *));
-extern void java_expand_classes PARAMS ((void));
+void java_push_parser_context (void);
+void java_pop_parser_context (int);
+void java_init_lex (FILE *, const char *);
+extern void java_parser_context_save_global (void);
+extern void java_parser_context_restore_global (void);
+int yyparse (void);
+extern int java_parse (void);
+extern void yyerror (const char *)
+#ifdef JC1_LITE
+ATTRIBUTE_NORETURN
#endif
+;
+extern void java_expand_classes (void);
+extern void java_finish_classes (void);
+
+extern GTY(()) struct parser_ctxt *ctxp;
+extern GTY(()) struct parser_ctxt *ctxp_for_generation;
+
+#endif /* ! GCC_JAVA_PARSE_H */
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