Initial revision

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22299 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 599 insertions, 0 deletions

diff --git a/gcc/java/parse.h b/gcc/java/parse.h
new file mode 100644
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--- /dev/null
+++ b/gcc/java/parse.h
@@ -0,0 +1,599 @@
+/* Language parser definitions for the GNU compiler for the Java(TM) language.
+   Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+   Contributed by Alexandre Petit-Bianco (apbianco@cygnus.com)
+
+This file is part of GNU CC.
+
+GNU CC 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,
+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
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.
+
+Java and all Java-based marks are trademarks or registered trademarks
+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
+
+#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 PROTO ((tree, tree));
+extern tree stabilize_reference PROTO ((tree));
+#endif
+
+/* Macros for verbose debug info  */
+#ifdef  VERBOSE_SKELETON
+#define RULE( rule ) printf ( "jv_yacc:%d: rule %s\n", lineno, rule )
+#else
+#define RULE( rule )
+#endif
+
+#ifdef SOURCE_FRONTEND_DEBUG
+#undef SOURCE_FRONTEND_DEBUG
+#define SOURCE_FRONTEND_DEBUG(X)				\
+  {if (!quiet_flag) {printf ("* "); printf X; putchar ('\n');} }
+#else
+#define SOURCE_FRONTEND_DEBUG(X)
+#endif
+
+/* Macro for error recovering  */
+#ifdef YYDEBUG
+#define RECOVERED     					\
+  { if (!quiet_flag) {printf ("** Recovered\n");} }
+#define DRECOVERED(s) 						\
+  { if (!quiet_flag) {printf ("** Recovered (%s)\n", #s);}}
+#else
+#define RECOVERED
+#define DRECOVERED(s)
+#endif
+
+#define DRECOVER(s) {yyerrok; DRECOVERED(s)}
+#define RECOVER     {yyerrok; RECOVERED}
+
+#define YYERROR_NOW ctxp->java_error_flag = 1
+#define YYNOT_TWICE if (ctxp->prevent_ese != lineno)
+
+/* Accepted modifiers */
+#define CLASS_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_FINAL
+#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_METHOD_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
+#define INTERFACE_FIELD_MODIFIERS ACC_PUBLIC|ACC_STATIC|ACC_FINAL
+
+/* Getting a modifier WFL */
+#define MODIFIER_WFL(M)   (ctxp->modifier_ctx [(M) - PUBLIC_TK])
+
+/* Check on modifiers */
+#define THIS_MODIFIER_ONLY(f, m, v, count, l)				\
+  if ((f) & (m))							\
+    {									\
+      tree node = ctxp->modifier_ctx [v];				\
+      if ((l)								\
+	  && ((EXPR_WFL_COLNO (node) > EXPR_WFL_COLNO (l))		\
+	      || (EXPR_WFL_LINENO (node) > EXPR_WFL_LINENO (l))))	\
+        l = node;							\
+      else if (!(l))							\
+        l = node;							\
+      count++;								\
+    }
+
+#define ABSTRACT_CHECK(flag, v, cl, s)				\
+  if ((flag) & (v))						\
+    parse_error_context (cl, s " method can't be abstract");
+
+/* Misc. */
+#define exit_java_complete_class()		\
+  {						\
+    pop_obstacks ();				\
+    return;					\
+  }
+
+#define CLASS_OR_INTERFACE(decl, s1, s2)			\
+   (decl ?							\
+    ((get_access_flags_from_decl (TYPE_NAME (TREE_TYPE (decl)))	\
+      & ACC_INTERFACE) ?					\
+     s2 : s1) : ((s1 [0]=='S'|| s1 [0]=='s') ?			\
+		 (s1 [0]=='S' ? "Supertype" : "supertype") :	\
+		 (s1 [0] > 'A' ? "Type" : "type")))
+
+/* Pedantic warning on obsolete modifiers. Note: when cl is NULL,
+   flags was set artificially, such as for a interface method */
+#define OBSOLETE_MODIFIER_WARNING(cl, flags, modifier, format, arg)          \
+  {                                                                          \
+    if ((cl) && ((flags) & (modifier)))					     \
+      parse_warning_context (cl,                                             \
+			     "Discouraged redundant use of `%s' modifier "   \
+			     "in declaration of " format,                    \
+			     java_accstring_lookup (modifier), arg);         \
+  }
+
+/* Quickly build a temporary pointer on hypothetical type NAME. */
+#define BUILD_PTR_FROM_NAME(ptr, name)		\
+  {						\
+    ptr = build (POINTER_TYPE, NULL_TREE);	\
+    TYPE_NAME (ptr) = name;			\
+  }
+
+#define INCOMPLETE_TYPE_P(NODE)					\
+  ((TREE_CODE (NODE) == TREE_LIST) 				\
+   && (TREE_CODE (TREE_PURPOSE (NODE)) == POINTER_TYPE) 	\
+   && (TREE_TYPE (TREE_PURPOSE (NODE)) == NULL_TREE))
+
+/* Set the EMIT_LINE_NOTE flag of a EXPR_WLF to 1 if debug information
+   are requested. Works in the context of a parser rule. */
+#define JAVA_MAYBE_GENERATE_DEBUG_INFO(node)		\
+  (debug_info_level != DINFO_LEVEL_NONE ? 		\
+    EXPR_WFL_EMIT_LINE_NOTE (node) = 1, node : node)
+
+/* Types classification, according to the JLS, section 4.2 */
+#define JFLOAT_TYPE_P(TYPE)      (TREE_CODE ((TYPE)) == REAL_TYPE)
+#define JINTEGRAL_TYPE_P(TYPE)   ((TREE_CODE ((TYPE)) == INTEGER_TYPE)	\
+				  || (TREE_CODE ((TYPE)) == CHAR_TYPE))
+#define JNUMERIC_TYPE_P(TYPE)    (JFLOAT_TYPE_P ((TYPE)) 	\
+				  || JINTEGRAL_TYPE_P ((TYPE)))
+#define JPRIMITIVE_TYPE_P(TYPE)  (JNUMERIC_TYPE_P ((TYPE)) 		   \
+				  || (TREE_CODE ((TYPE)) == BOOLEAN_TYPE))
+
+/* Not defined in the LRM */
+#define JSTRING_TYPE_P(TYPE) ((TYPE) == string_type_node ||		\
+			 (TREE_CODE (TYPE) == POINTER_TYPE &&		\
+			  TREE_TYPE (op1_type) == string_type_node))
+
+#define JREFERENCE_TYPE_P(TYPE) (TREE_CODE (TYPE) == RECORD_TYPE ||	\
+				 (TREE_CODE (TYPE) == POINTER_TYPE &&	\
+				 TREE_CODE (TREE_TYPE (TYPE)) == RECORD_TYPE))
+
+/* Other predicate */
+#define DECL_P(NODE) (NODE && (TREE_CODE (NODE) == PARM_DECL		\
+			       || TREE_CODE (NODE) == VAR_DECL		\
+			       || TREE_CODE (NODE) == FIELD_DECL))
+
+#define TYPE_INTERFACE_P(TYPE) 					\
+  (CLASS_P (TYPE) && CLASS_INTERFACE (TYPE_NAME (TYPE)))
+
+#define TYPE_CLASS_P(TYPE) (CLASS_P (TYPE) 				\
+			    && !CLASS_INTERFACE (TYPE_NAME (TYPE))	\
+			    && !TYPE_ARRAY_P (TYPE))
+
+/* Standard error messages */
+#define ERROR_CANT_CONVERT_TO_BOOLEAN(OPERATOR, NODE, TYPE)		\
+  parse_error_context							\
+    ((OPERATOR), "Incompatible type for `%s'. Can't convert `%s' to "	\
+     "boolean", operator_string ((NODE)), lang_printable_name ((TYPE)))
+
+#define ERROR_CANT_CONVERT_TO_NUMERIC(OPERATOR, NODE, TYPE)		\
+  parse_error_context							\
+    ((OPERATOR), "Incompatible type for `%s'. Can't convert `%s' to "	\
+     "numeric type", operator_string ((NODE)), lang_printable_name ((TYPE)))
+
+#define ERROR_CAST_NEEDED_TO_INTEGRAL(OPERATOR, NODE, TYPE)		\
+  parse_error_context							\
+    ((OPERATOR), (JPRIMITIVE_TYPE_P (TYPE) ?				\
+     "Incompatible type for `%s'. Explicit cast needed to convert "	\
+      "`%s' to integral" : "Incompatible type for `%s'. Can't convert "	\
+      "`%s' to integral"), operator_string ((NODE)),			\
+      lang_printable_name ((TYPE)))
+
+#define ERROR_VARIABLE_NOT_INITIALIZED(WFL, V)			\
+  parse_error_context						\
+    ((WFL), "Variable `%s' may not have been initialized", 	\
+     IDENTIFIER_POINTER (V))
+
+/* Definition for loop handling. This Java's own definition of a loop
+   body. See parse.y for documentation. It's valid once you hold a
+   loop's body (LOOP_EXPR_BODY) */
+
+/* The loop main block is the one hold the condition and the loop body */
+#define LOOP_EXPR_BODY_MAIN_BLOCK(NODE) TREE_OPERAND (NODE, 0)
+/* And then there is the loop update block */
+#define LOOP_EXPR_BODY_UPDATE_BLOCK(NODE) TREE_OPERAND (NODE, 1)
+
+/* Inside the loop main block, there is the loop condition and the
+   loop body. They may be reversed if the loop being described is a
+   do-while loop. NOTE: if you use a WFL around the EXIT_EXPR so you
+   can issue debug info for it, the EXIT_EXPR will be one operand
+   further. */
+#define LOOP_EXPR_BODY_CONDITION_EXPR(NODE, R) 			\
+  TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 1 : 0))
+
+/* Here is the labeled block the loop real body is encapsulated in */
+#define LOOP_EXPR_BODY_LABELED_BODY(NODE, R)			\
+  TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 0 : 1))
+/* And here is the loop's real body */
+#define LOOP_EXPR_BODY_BODY_EXPR(NODE, R)			\
+  LABELED_BLOCK_BODY (LOOP_EXPR_BODY_LABELED_BODY(NODE, R))
+
+/* Does a loop have a label ? */
+#define LOOP_HAS_LABEL_P(LOOP)					\
+  (ctxp->current_labeled_block					\
+   && LABELED_BLOCK_BODY (ctxp->current_labeled_block) == (LOOP))
+
+/* Same operation than the one performed above, but considering the
+   previous labeled block */
+#define LOOP_HAS_LABEL_SKIP_P(LOOP)					     \
+  (ctxp->current_labeled_block						     \
+   && TREE_CHAIN (ctxp->current_labeled_block)				     \
+   && LABELED_BLOCK_BODY (TREE_CHAIN (ctxp->current_labeled_block)) == (LOOP))
+
+#define PUSH_LABELED_BLOCK(B)				\
+  {							\
+    TREE_CHAIN (B) = ctxp->current_labeled_block;	\
+    ctxp->current_labeled_block = (B);			\
+  }
+#define POP_LABELED_BLOCK() 						\
+  ctxp->current_labeled_block = TREE_CHAIN (ctxp->current_labeled_block)
+
+#define PUSH_LOOP(L)				\
+  {						\
+    TREE_CHAIN (L) = ctxp->current_loop;	\
+    ctxp->current_loop = (L);			\
+  }
+#define POP_LOOP() ctxp->current_loop = TREE_CHAIN (ctxp->current_loop)
+
+
+/* Invocation modes, as returned by invocation_mode (). */
+enum {
+  INVOKE_STATIC,
+  INVOKE_NONVIRTUAL,
+  INVOKE_SUPER,
+  INVOKE_INTERFACE,
+  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
+   and used, we record in a struct jdep element what the incomplete
+   type is and what it should patch. Later, java_complete_class will
+   process all classes known to have unresolved type
+   dependencies. Within each of these classes, this routine will
+   process unresolved type dependencies (JDEP_TO_RESOLVE), patch what
+   needs to be patched in the dependent tree node (JDEP_GET_PATCH,
+   JDEP_APPLY_PATCH) and perform other actions dictated by the context
+   of the patch (JDEP_KIND). The ideas are: we patch only what needs
+   to be patched, and with java_complete_class called at the right
+   time, we will start processing incomplete function bodies tree
+   nodes with everything external to function's bodies already
+   completed, it makes things much simpler. */
+
+enum jdep_code {
+  JDEP_NO_PATCH,		/* Must be first */
+  JDEP_SUPER,			/* Patch the type of one type
+				   supertype. Requires some check
+				   before it's done */
+  JDEP_FIELD,			/* Patch the type of a class field */
+
+  /* JDEP_{METHOD,METHOD_RETURN,METHOD_END} to be kept in order */
+  JDEP_METHOD,			/* Mark the beginning of the patching
+				   of a method declaration, including
+				   it's arguments */
+  JDEP_METHOD_RETURN,		/* Mark the beginning of the patching
+				   of a method declaration. Arguments
+				   aren't patched, only the returned
+				   type is */
+  JDEP_METHOD_END,		/* Mark the end of the patching of a
+				   method declaration. It indicates
+				   that it's time to compute and
+				   install a new signature */
+
+  JDEP_INTERFACE,		/* Patch the type of a Class/interface
+				   extension */
+  JDEP_VARIABLE,		/* Patch the type of a variable declaration */
+  JDEP_PARM,			/* Patch the type of a parm declaration */
+  JDEP_TYPE,			/* Patch a random tree node type,
+                                   without the need for any specific
+                                   actions */
+};
+
+typedef struct _jdep {
+#ifdef ONLY_INT_FIELDS
+  int  kind : 8;		/* Type of patch */
+#else
+  enum jdep_code kind : 8;
+#endif
+
+  int  flag0 : 1;		/* Some flags */
+  tree decl;			/* Tied decl/or WFL */
+  tree solv;			/* What to solve */
+  tree wfl;			/* Where thing to resolve where found */
+  tree misc;			/* Miscellaneous info (optional). */
+  tree *patch;			/* Address of a location to patch */
+  struct _jdep *next;		/* Linked list */
+} jdep;
+
+
+#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_CLASS(J)         ((J)->class)
+#define JDEP_APPLY_PATCH(J,P) (*(J)->patch = (P))
+#define JDEP_GET_PATCH(J)     ((J)->patch)
+#define JDEP_CHAIN(J)         ((J)->next)
+#define JDEP_TO_RESOLVE(J)    (TREE_PURPOSE ((J)->solv))
+#define JDEP_RESOLVED_DECL(J) ((J)->solv ? TREE_PURPOSE ((J)->solv):NULL_TREE)
+#define JDEP_RESOLVED(J, D)			\
+  {						\
+    TREE_PURPOSE ((J)->solv) = D;		\
+    TREE_VALUE ((J)->solv) = (J)->solv;		\
+  }
+#define JDEP_RESOLVED_P(J)    (!(J)->solv || 				\
+			       TREE_VALUE ((J)->solv) == (J)->solv)
+
+typedef struct _jdeplist {
+  jdep *first;
+  jdep *last;
+  struct _jdeplist *next;
+} jdeplist;
+static jdeplist *reverse_jdep_list ();
+
+#endif /* JC1_LITE */
+
+#define CLASSD_FIRST(CD) ((CD)->first)
+#define CLASSD_LAST(CD)  ((CD)->last)
+#define CLASSD_CHAIN(CD) ((CD)->next)
+
+#define JDEP_INSERT(L,J)			\
+  {						\
+    if (!(L)->first)				\
+      (L)->last = (L)->first = (J);		\
+    else					\
+      {						\
+	JDEP_CHAIN ((L)->last) = (J);		\
+	(L)->last = (J);			\
+      }						\
+  }
+
+/* Insert a DECL in the current block */
+#define BLOCK_CHAIN_DECL(NODE)						    \
+  {		 							    \
+    TREE_CHAIN ((NODE)) = 						    \
+      BLOCK_EXPR_DECLS (DECL_FUNCTION_BODY (current_function_decl));	    \
+    BLOCK_EXPR_DECLS (DECL_FUNCTION_BODY (current_function_decl)) = (NODE); \
+  }
+
+#define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
+#define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
+#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)
+
+/* Build a WFL for expression nodes */
+#define BUILD_EXPR_WFL(NODE, WFL)					\
+  build_expr_wfl ((NODE), input_filename, EXPR_WFL_LINENO ((WFL)), 	\
+		  EXPR_WFL_COLNO ((WFL)))
+
+#define EXPR_WFL_QUALIFICATION(WFL) TREE_OPERAND ((WFL), 1)
+#define QUAL_WFL(NODE) TREE_PURPOSE (NODE)
+#define QUAL_RESOLUTION(NODE) TREE_VALUE (NODE)
+#define QUAL_DECL_TYPE(NODE) 				\
+  (TREE_CODE (TREE_TYPE (NODE)) == POINTER_TYPE ?	\
+   TREE_TYPE (TREE_TYPE (NODE)) : TREE_TYPE (NODE))
+
+/* Handy macros for the walk operation */
+#define COMPLETE_CHECK_OP(NODE, N)			\
+{							\
+  TREE_OPERAND ((NODE), (N)) = 				\
+    java_complete_tree (TREE_OPERAND ((NODE), (N)));	\
+  if (TREE_OPERAND ((NODE), (N)) == error_mark_node)	\
+    return error_mark_node;				\
+}
+#define COMPLETE_CHECK_OP_0(NODE) COMPLETE_CHECK_OP(NODE, 0)
+#define COMPLETE_CHECK_OP_1(NODE) COMPLETE_CHECK_OP(NODE, 1)
+
+/* Parser context data structure. */
+struct parser_ctxt {
+
+  char *filename;		    /* Current filename */
+  FILE *finput;			    /* Current file input stream */
+  struct parser_ctxt *next;
+
+  struct java_line *p_line, *c_line; /* Previous and 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_number;		     /* Keep track of ['s */
+  int minus_seen;		     /* Integral literal overflow */
+  int lineno;			    /* Current lineno */
+  int java_error_flag;		    /* Report error when true */
+
+  /* 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 */
+
+  JCF *current_jcf;		    /* CU jcf */
+
+  int prevent_ese;	            /* Prevent expression statement error */
+  int class_err;		    /* Flag to report certain errors */
+
+  int formal_parameter_number;	    /* Number of parameters found */
+  int interface_number;		    /* # itfs declared to extend an itf def */
+
+  tree package;			    /* Defined package ID */
+
+  tree  incomplete_class;	    /* List of non-complete classes */
+  tree  current_parsed_class;	    /* Class currently parsed */
+  tree  class_list;		    /* List of classes in a CU */
+  jdeplist *classd_list;	    /* Classe dependencies in a CU */
+  
+  tree non_static_initialized;	    /* List of non static initialized fields */
+  tree static_initialized;	    /* List of static non final initialized */
+
+  tree import_list;		    /* List of import */
+  tree import_demand_list;	    /* List of import on demand */
+
+  tree current_loop;		     /* List of the currently nested loops */
+  tree current_labeled_block;	     /* List of currently nested
+					labeled blocks. */
+
+  int pending_block;		     /* Pending block to close */
+#endif /* JC1_LITE */
+};
+
+/* Functions declarations */
+#ifndef JC1_LITE
+static char *java_accstring_lookup PROTO ((int));
+static void  parse_error PROTO ((char *));
+static void  redefinition_error PROTO ((char *,tree, tree, tree));
+static void  check_modifiers PROTO ((char *, int, int));
+static tree  create_class PROTO ((int, tree, tree, tree));
+static tree  create_interface PROTO ((int, tree, tree));
+static tree  find_field PROTO ((tree, tree));
+static tree lookup_field_wrapper PROTO ((tree, tree));
+static int   duplicate_declaration_error PROTO ((tree, tree, tree, tree));
+static void  register_fields PROTO ((int, tree, tree));
+static tree parser_qualified_classname PROTO ((tree));
+static int  parser_check_super PROTO ((tree, tree, tree));
+static int  parser_check_super_interface PROTO ((tree, tree, tree));
+static void check_modifiers_consistency PROTO ((int));
+static tree lookup_cl PROTO ((tree));
+static tree lookup_java_method2 PROTO ((tree, tree, int));
+static tree method_header PROTO ((int, tree, tree, tree));
+static tree method_declarator PROTO ((tree, tree));
+static void parse_error_context VPROTO ((tree cl, char *msg, ...));
+static void parse_warning_context VPROTO ((tree cl, char *msg, ...));
+static void complete_class_report_errors PROTO ((jdep *));
+static int process_imports PROTO ((void));
+static void read_import_dir PROTO ((tree));
+static int find_in_imports_on_demand PROTO ((tree));
+static int find_in_imports PROTO ((tree));
+static int check_pkg_class_access PROTO ((tree, tree));
+static tree resolve_class PROTO ((tree, tree, tree));
+static tree do_resolve_class PROTO ((tree, tree, tree));
+static void declare_local_variables PROTO ((int, tree, tree));
+static void source_start_java_method PROTO ((tree));
+static void source_end_java_method PROTO ((void));
+static void expand_start_java_method PROTO ((tree));
+static tree find_name_in_single_imports PROTO ((tree));
+static void check_abstract_method_header PROTO ((tree));
+static tree lookup_java_interface_method2 PROTO ((tree, tree));
+static tree resolve_expression_name PROTO ((tree));
+static tree maybe_create_class_interface_decl PROTO ((tree, tree, tree));
+static int check_class_interface_creation PROTO ((int, int, tree, tree, tree, tree));
+static tree patch_method_invocation_stmt PROTO ((tree, tree, tree, int *));
+static int breakdown_qualified PROTO ((tree *, tree *, tree));
+static tree resolve_and_layout PROTO ((tree, tree));
+static tree resolve_no_layout PROTO ((tree, tree));
+static int identical_subpath_p PROTO ((tree, tree));
+static int invocation_mode PROTO ((tree, int));
+static tree refine_accessible_methods_list PROTO ((int, tree));
+static tree patch_invoke PROTO ((tree, tree, tree, tree));
+static tree lookup_method_invoke PROTO ((int, tree, tree, tree, tree));
+static tree register_incomplete_type PROTO ((int, tree, tree, tree));
+static tree obtain_incomplete_type PROTO ((tree));
+static tree java_complete_tree PROTO ((tree));
+static void java_complete_expand_method PROTO ((tree));
+static int  unresolved_type_p PROTO ((tree, tree *));
+static void create_jdep_list PROTO ((struct parser_ctxt *));
+static tree build_expr_block PROTO ((tree, tree));
+static tree enter_block PROTO ((void));
+static tree exit_block PROTO ((void));
+static tree lookup_name_in_blocks PROTO ((tree));
+static void maybe_absorb_scoping_blocks PROTO ((void));
+static tree build_method_invocation PROTO ((tree, tree));
+static tree build_assignment PROTO ((int, int, tree, tree));
+static tree build_binop PROTO ((enum tree_code, int, tree, tree));
+static tree patch_assignment PROTO ((tree, tree, tree ));
+static tree patch_binop PROTO ((tree, tree, tree));
+static tree build_unaryop PROTO ((int, int, tree));
+static tree build_incdec PROTO ((int, int, tree, int));
+static tree patch_unaryop PROTO ((tree, tree));
+static tree build_cast PROTO ((int, tree, tree));
+static tree patch_cast PROTO ((tree, tree, tree));
+static int valid_ref_assignconv_cast_p PROTO ((tree, tree, int));
+static int can_cast_to_p PROTO ((tree, tree));
+static tree build_unresolved_array_type PROTO ((tree));
+static tree build_array_ref PROTO ((int, tree, tree));
+static tree patch_array_ref PROTO ((tree, tree, tree));
+static tree make_qualified_name PROTO ((tree, tree, int));
+static tree merge_qualified_name PROTO ((tree, tree));
+static tree make_qualified_primary PROTO ((tree, tree, int));
+static int resolve_qualified_expression_name PROTO ((tree, tree *, tree *, tree *));
+static void qualify_ambiguous_name PROTO ((tree));
+static void maybe_generate_clinit PROTO ((void));
+static tree resolve_field_access PROTO ((tree, tree *, tree *));
+static tree build_newarray_node PROTO ((tree, tree, int));
+static tree patch_newarray PROTO ((tree));
+static tree resolve_type_during_patch PROTO ((tree));
+static int not_initialized_as_it_should_p PROTO ((tree));
+static tree build_this PROTO ((int));
+static tree build_return PROTO ((int, tree));
+static tree patch_return PROTO ((tree));
+static tree maybe_access_field PROTO ((tree, tree, tree));
+static int complete_function_arguments PROTO ((tree));
+static int check_for_static_method_reference PROTO ((tree, tree, tree, tree, tree));
+static int not_accessible_p PROTO ((tree, tree, int));
+static int class_in_current_package PROTO ((tree));
+static tree build_if_else_statement PROTO ((int, tree, tree, tree));
+static tree patch_if_else_statement PROTO ((tree));
+static tree add_stmt_to_compound PROTO ((tree, tree, tree));
+static tree patch_exit_expr PROTO ((tree));
+static tree build_labeled_block PROTO ((int, tree, tree));
+static tree generate_labeled_block PROTO (());
+static tree complete_labeled_statement PROTO ((tree, tree));
+static tree build_bc_statement PROTO ((int, int, tree));
+static tree patch_bc_statement PROTO ((tree));
+static tree patch_loop_statement PROTO ((tree));
+static tree build_new_loop PROTO ((tree));
+static tree build_loop_body PROTO ((int, tree, int));
+static tree complete_loop_body PROTO ((int, tree, tree, int));
+static tree build_debugable_stmt PROTO ((int, tree));
+static tree complete_for_loop PROTO ((int, tree, tree, tree));
+
+void safe_layout_class PROTO ((tree));
+void java_complete_class PROTO ((void));
+void java_check_circular_reference PROTO ((void));
+void java_check_final PROTO ((void));
+void java_check_methods PROTO ((void));
+void java_layout_classes PROTO ((void));
+tree java_method_add_stmt PROTO ((tree, tree));
+char *java_get_line_col PROTO ((char *, int, int));
+#endif /* JC1_LITE */
+
+/* Always in use, no matter what you compile */
+
+void java_push_parser_context PROTO ((void));
+void java_init_lex PROTO ((void));
+int yyparse PROTO ((void));
+int yylex ();
+void yyerror PROTO ((char *));
+
+#endif