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authortv <tv@NetBSD.org>2000-07-26 00:17:09 +0000
committertv <tv@NetBSD.org>2000-07-26 00:17:09 +0000
commitdc36174cbda5524f93f5b7f403e5f43dfdd98cae (patch)
tree779f68d62a9c8fb600acae82e6aca92114174bad /gnu/dist/toolchain/gcc/java/parse.h
parent48b9eee5e169e02e12f31b637e0495fc0bef28e0 (diff)
Import of gcc 2.95.2 into new gnu/dist/toolchain layout.
Diffstat (limited to 'gnu/dist/toolchain/gcc/java/parse.h')
-rw-r--r--gnu/dist/toolchain/gcc/java/parse.h679
1 files changed, 679 insertions, 0 deletions
diff --git a/gnu/dist/toolchain/gcc/java/parse.h b/gnu/dist/toolchain/gcc/java/parse.h
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+++ b/gnu/dist/toolchain/gcc/java/parse.h
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+/* Language parser definitions for the GNU compiler for the Java(TM) language.
+ Copyright (C) 1997, 1998, 1999 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 VERBOSE_SKELETON
+#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");
+
+#define JCONSTRUCTOR_CHECK(FLAG, V, CL, S) \
+ if ((FLAG) & (V)) \
+ parse_error_context ((CL), "Constructor can't be %s", (S)); \
+
+/* 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")))
+
+#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) \
+ (TREE_CODE (TYPE_NAME (TYPE)) == IDENTIFIER_NODE ? \
+ IDENTIFIER_POINTER (TYPE_NAME (TYPE)) : \
+ IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (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 (flag_redundant && (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) == POINTER_TYPE) \
+ && !TREE_TYPE (NODE) \
+ && TREE_CODE (TYPE_NAME (NODE)) == IDENTIFIER_NODE)
+
+/* 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) (TYPE && TREE_CODE ((TYPE)) == REAL_TYPE)
+#define JINTEGRAL_TYPE_P(TYPE) ((TYPE) \
+ && (TREE_CODE ((TYPE)) == INTEGER_TYPE \
+ || TREE_CODE ((TYPE)) == CHAR_TYPE))
+#define JNUMERIC_TYPE_P(TYPE) ((TYPE) \
+ && (JFLOAT_TYPE_P ((TYPE)) \
+ || JINTEGRAL_TYPE_P ((TYPE))))
+#define JPRIMITIVE_TYPE_P(TYPE) ((TYPE) \
+ && (JNUMERIC_TYPE_P ((TYPE)) \
+ || TREE_CODE ((TYPE)) == BOOLEAN_TYPE))
+
+#define JBSC_TYPE_P(TYPE) ((TYPE) && (((TYPE) == byte_type_node) \
+ || ((TYPE) == short_type_node) \
+ || ((TYPE) == char_type_node)))
+
+/* Not defined in the LRM */
+#define JSTRING_TYPE_P(TYPE) ((TYPE) \
+ && ((TYPE) == string_type_node || \
+ (TREE_CODE (TYPE) == POINTER_TYPE && \
+ TREE_TYPE (TYPE) == string_type_node)))
+#define JSTRING_P(NODE) ((NODE) \
+ && (TREE_CODE (NODE) == STRING_CST \
+ || IS_CRAFTED_STRING_BUFFER_P (NODE) \
+ || JSTRING_TYPE_P (TREE_TYPE (NODE))))
+
+#define JREFERENCE_TYPE_P(TYPE) ((TYPE) \
+ && (TREE_CODE (TYPE) == RECORD_TYPE \
+ || (TREE_CODE (TYPE) == POINTER_TYPE \
+ && TREE_CODE (TREE_TYPE (TYPE)) == \
+ RECORD_TYPE)))
+#define JNULLP_TYPE_P(TYPE) ((TYPE) && (TREE_CODE (TYPE) == POINTER_TYPE) \
+ && (TYPE) == TREE_TYPE (null_pointer_node))
+
+/* Other predicate */
+#define JDECL_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)))
+
+/* 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),0))
+
+#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), 0))
+
+#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), 0))
+
+#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 is 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))
+
+#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)
+
+#define PUSH_EXCEPTIONS(E) \
+ currently_caught_type_list = \
+ tree_cons (NULL_TREE, (E), currently_caught_type_list);
+
+#define POP_EXCEPTIONS() \
+ currently_caught_type_list = TREE_CHAIN (currently_caught_type_list)
+
+/* Check that we're inside a try block. */
+#define IN_TRY_BLOCK_P() \
+ (currently_caught_type_list \
+ && ((TREE_VALUE (currently_caught_type_list) != \
+ DECL_FUNCTION_THROWS (current_function_decl)) \
+ || TREE_CHAIN (currently_caught_type_list)))
+
+/* Check that we have exceptions in E. */
+#define EXCEPTIONS_P(E) ((E) ? TREE_VALUE (E) : NULL_TREE)
+
+/* 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 */
+ JDEP_EXCEPTION /* Patch exceptions specified by `throws' */
+};
+
+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) ((J)->solv)
+#define JDEP_RESOLVED_DECL(J) ((J)->solv)
+#define JDEP_RESOLVED(J, D) ((J)->solv = D)
+#define JDEP_RESOLVED_P(J) \
+ (!(J)->solv || TREE_CODE ((J)->solv) != POINTER_TYPE)
+
+typedef struct _jdeplist {
+ jdep *first;
+ jdep *last;
+ struct _jdeplist *next;
+} jdeplist;
+
+#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); \
+ } \
+ }
+
+/* if TYPE can't be resolved, obtain something suitable for its
+ resolution (TYPE is saved in SAVE before being changed). and set
+ CHAIN to 1. Otherwise, type is set to something usable. CHAIN is
+ usually used to determine that a new DEP must be installed on TYPE.
+ Note that when compiling java.lang.Object, references to Object are
+ java.lang.Object. */
+#define SET_TYPE_FOR_RESOLUTION(TYPE, SAVE, CHAIN) \
+ { \
+ tree returned_type; \
+ (CHAIN) = 0; \
+ if (TREE_TYPE (ctxp->current_parsed_class) == 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 (returned_type) \
+ (TYPE) = returned_type; \
+ else \
+ { \
+ (SAVE) = (TYPE); \
+ (TYPE) = obtain_incomplete_type (TYPE); \
+ CHAIN = 1; \
+ } \
+ } \
+ } \
+ }
+/* Promote a type if it won't be registered as a patch */
+#define PROMOTE_RECORD_IF_COMPLETE(TYPE, IS_INCOMPLETE) \
+ { \
+ if (!(IS_INCOMPLETE) && TREE_CODE (TYPE) == RECORD_TYPE) \
+ (TYPE) = promote_type (TYPE); \
+ }
+
+/* Insert a DECL in the current block */
+#define BLOCK_CHAIN_DECL(NODE) \
+ { \
+ TREE_CHAIN ((NODE)) = \
+ BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)); \
+ BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)) = (NODE); \
+ }
+
+/* Return the current block, either found in the body of the currently
+ declared function or in the current static block being defined. */
+#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) \
+ { \
+ (LINE) = (V) >> 12; \
+ (COL) = (V) & 0xfff; \
+ }
+/* Add X to the column number information */
+#define EXPR_WFL_ADD_COL(V, X) \
+ (V) = (((V) & 0xfffff000) | ((((V) & 0xfff) + (X)) & 0xfff))
+
+/* 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) GET_SKIP_TYPE (NODE)
+
+#define GET_SKIP_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)
+#define COMPLETE_CHECK_OP_2(NODE) COMPLETE_CHECK_OP(NODE, 2)
+
+/* Building invocations: append(ARG) and StringBuffer(ARG) */
+#define BUILD_APPEND(ARG) \
+ ((JSTRING_TYPE_P (TREE_TYPE (ARG)) || JPRIMITIVE_TYPE_P (TREE_TYPE (ARG))) \
+ ? build_method_invocation (wfl_append, \
+ ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE)\
+ : build_method_invocation (wfl_append, \
+ ARG ? build_tree_list (NULL, \
+ build1 (CONVERT_EXPR, \
+ object_type_node,\
+ (ARG))) \
+ : NULL_TREE))
+#define BUILD_STRING_BUFFER(ARG) \
+ 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), \
+ build_tree_list (NULL_TREE, (WHAT)), NULL_TREE); \
+ TREE_SIDE_EFFECTS ((WHERE)) = 1; \
+ }
+
+/* Set wfl_operator for the most accurate error location */
+#define SET_WFL_OPERATOR(WHICH, NODE, WFL) \
+ EXPR_WFL_LINECOL (WHICH) = \
+ (TREE_CODE (WFL) == EXPR_WITH_FILE_LOCATION ? \
+ EXPR_WFL_LINECOL (WFL) : EXPR_WFL_LINECOL (NODE))
+
+#define PATCH_METHOD_RETURN_ERROR() \
+ { \
+ if (ret_decl) \
+ *ret_decl = NULL_TREE; \
+ return error_mark_node; \
+ }
+
+/* Convenient macro to check. Assumes that CLASS is a CLASS_DECL. */
+#define CHECK_METHODS(CLASS) \
+ { \
+ if (CLASS_INTERFACE ((CLASS))) \
+ java_check_abstract_methods ((CLASS)); \
+ else \
+ java_check_regular_methods ((CLASS)); \
+ }
+
+/* Using and reseting the @deprecated tag flag */
+#define CHECK_DEPRECATED(DECL) \
+ { \
+ if (ctxp->deprecated) \
+ DECL_DEPRECATED (DECL) = 1; \
+ ctxp->deprecated = 0; \
+ }
+
+/* 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; \
+}
+
+/* Safe check that DECL is <clinit> */
+#define IS_CLINIT(DECL) \
+ (DECL != NULL_TREE && DECL_NAME (DECL) == clinit_identifier_node)
+
+/* 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_INHERITED_SOURCE_LINE(DECL) DECL_FIELD_SIZE (DECL)
+
+/* 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_depth; /* Current depth of [ in an expression */
+ int osb_limit; /* Limit of this depth */
+ 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 */
+ int deprecated; /* @deprecated tag seen */
+
+ /* 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 */
+
+ struct 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 */
+
+ /* Those tow 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 */
+
+ 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 import_list; /* List of import */
+ tree import_demand_list; /* List of import on demand */
+
+ tree current_loop; /* List of the currently nested
+ loops/switches */
+ tree current_labeled_block; /* List of currently nested
+ labeled blocks. */
+
+ int pending_block; /* Pending block to close */
+
+ int explicit_constructor_p; /* True when processing an explicit
+ constructor. This flag is used to trap
+ illegal argument usage during an
+ explicit constructor invocation. */
+#endif /* JC1_LITE */
+};
+
+#ifndef JC1_LITE
+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_layout_classes PROTO ((void));
+tree java_method_add_stmt PROTO ((tree, tree));
+void java_expand_switch PROTO ((tree));
+int java_report_errors PROTO (());
+extern tree do_resolve_class PROTO ((tree, tree, tree));
+#endif
+char *java_get_line_col PROTO ((char *, int, int));
+extern void reset_report PROTO ((void));
+
+/* Always in use, no matter what you compile */
+void java_push_parser_context PROTO ((void));
+void java_pop_parser_context PROTO ((int));
+void java_init_lex PROTO ((void));
+extern void java_parser_context_save_global PROTO ((void));
+extern void java_parser_context_restore_global PROTO ((void));
+int yyparse PROTO ((void));
+extern int java_parse PROTO ((void));
+int yylex ();
+void yyerror PROTO ((char *));
+extern void java_expand_classes PROTO ((void));
+#endif