/* Definitions for parsing and type checking for the GNU compiler for
the Java(TM) language.
- Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of GCC.
/* When zero, don't generate runtime array store checks. */
extern int flag_store_check;
+/* When nonzero, use the new bytecode verifier. */
+extern int flag_new_verifier;
+
/* Encoding used for source files. */
extern const char *current_encoding;
before static field references. */
extern int always_initialize_class_p;
+extern int flag_verify_invocations;
+
typedef struct CPool constant_pool;
#define CONSTANT_ResolvedFlag 16
extern GTY(()) tree java_lang_cloneable_identifier_node;
extern GTY(()) tree java_io_serializable_identifier_node;
+extern GTY(()) tree gcj_abi_version;
enum java_tree_index
{
JTI_OTABLE_PTR_TYPE,
JTI_ATABLE_TYPE,
JTI_ATABLE_PTR_TYPE,
+ JTI_ITABLE_TYPE,
+ JTI_ITABLE_PTR_TYPE,
JTI_SYMBOL_TYPE,
JTI_SYMBOLS_ARRAY_TYPE,
JTI_SYMBOLS_ARRAY_PTR_TYPE,
+ JTI_ASSERTION_ENTRY_TYPE,
+ JTI_ASSERTION_TABLE_TYPE,
JTI_END_PARAMS_NODE,
JTI_SOFT_MONITORENTER_NODE,
JTI_SOFT_MONITOREXIT_NODE,
JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
+ JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
JTI_SOFT_LOOKUPJNIMETHOD_NODE,
JTI_SOFT_GETJNIENVNEWFRAME_NODE,
JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
java_global_trees[JTI_OTABLE_TYPE]
#define atable_type \
java_global_trees[JTI_ATABLE_TYPE]
+#define itable_type \
+ java_global_trees[JTI_ITABLE_TYPE]
#define otable_ptr_type \
java_global_trees[JTI_OTABLE_PTR_TYPE]
#define atable_ptr_type \
java_global_trees[JTI_ATABLE_PTR_TYPE]
+#define itable_ptr_type \
+ java_global_trees[JTI_ITABLE_PTR_TYPE]
#define symbol_type \
java_global_trees[JTI_SYMBOL_TYPE]
#define symbols_array_type \
java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
#define symbols_array_ptr_type \
- java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
-#define class_refs_decl \
- Jjava_global_trees[TI_CLASS_REFS_DECL]
+ java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
+#define assertion_entry_type \
+ java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
+#define assertion_table_type \
+ java_global_trees[JTI_ASSERTION_TABLE_TYPE]
#define end_params_node \
java_global_trees[JTI_END_PARAMS_NODE]
java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
#define soft_lookupinterfacemethod_node \
java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
+#define soft_lookupinterfacemethodbyname_node \
+ java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
#define soft_lookupjnimethod_node \
java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
#define soft_getjnienvnewframe_node \
unsigned int invisible : 1; /* Set for methods we generate
internally but which shouldn't be
written to the .class file. */
+ unsigned int dummy:1;
};
struct treetreehash_entry GTY(())
tree value;
};
+/* These represent the possible assertion_code's that can be emitted in the
+ type assertion table. */
+enum
+{
+ JV_ASSERT_END_OF_TABLE = 0, /* Last entry in table. */
+ JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B. */
+ JV_ASSERT_IS_INSTANTIABLE = 2 /* Operand A is an instantiable class. */
+};
+
+typedef struct type_assertion GTY(())
+{
+ int assertion_code; /* 'opcode' for the type of this assertion. */
+ tree op1; /* First operand. */
+ tree op2; /* Second operand. */
+} type_assertion;
+
extern tree java_treetreehash_find (htab_t, tree);
extern tree * java_treetreehash_new (htab_t, tree);
extern htab_t java_treetreehash_create (size_t size, int ggc);
#define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->ii_block)
/* The decl of the synthetic method `class$' used to handle `.class'
for non primitive types when compiling to bytecode. */
+
+#define TYPE_DUMMY(T) (TYPE_LANG_SPECIFIC(T)->dummy_class)
+
#define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC (T)->dot_class)
#define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC (T)->package_list)
#define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC (T)->import_list)
#define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
#define TYPE_OTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_decl)
+#define TYPE_ITABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->itable_methods)
+#define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
+#define TYPE_ITABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_decl)
+
#define TYPE_CTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->ctable_decl)
#define TYPE_CATCH_CLASSES(T) (TYPE_LANG_SPECIFIC (T)->catch_classes)
+#define TYPE_VERIFY_METHOD(T) (TYPE_LANG_SPECIFIC (T)->verify_method)
#define TYPE_TO_RUNTIME_MAP(T) (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
+#define TYPE_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->type_assertions)
struct lang_type GTY(())
{
tree atable_decl; /* The static address table. */
tree atable_syms_decl;
+ tree itable_methods; /* List of interfaces methods referred
+ to by this class. */
+ tree itable_decl; /* The interfaces table. */
+ tree itable_syms_decl;
+
tree ctable_decl; /* The table of classes for the runtime
type matcher. */
tree catch_classes;
+ tree verify_method; /* The verify method for this class.
+ Used in split verification. */
+
htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
/* The mapping of classes to exception region
markers. */
+ htab_t GTY ((param_is (struct type_assertion))) type_assertions;
+ /* Table of type assertions to be evaluated
+ by the runtime when this class is loaded. */
+
unsigned pic:1; /* Private Inner Class. */
unsigned poic:1; /* Protected Inner Class. */
unsigned strictfp:1; /* `strictfp' class. */
unsigned assertions:1; /* Any method uses `assert'. */
+ unsigned dummy_class:1; /* Not a real class, just a placeholder. */
};
#define JCF_u4 unsigned long
extern tree identifier_subst (const tree, const char *, int, int,
const char *);
extern int global_bindings_p (void);
-extern int kept_level_p (void);
extern tree getdecls (void);
extern void pushlevel (int);
extern tree poplevel (int,int, int);
extern tree lookup_name (tree);
extern tree build_known_method_ref (tree, tree, tree, tree, tree);
extern tree build_class_init (tree, tree);
+extern int attach_init_test_initialization_flags (void **, void *);
extern tree build_invokevirtual (tree, tree);
extern tree build_invokeinterface (tree, tree);
extern tree build_jni_stub (tree);
extern tree build_anewarray (tree, tree);
extern tree build_new_array (tree, tree);
extern tree build_java_array_length_access (tree);
-extern tree build_java_arraynull_check (tree, tree, tree);
extern tree build_java_indirect_ref (tree, tree, int);
extern tree java_check_reference (tree, int);
extern tree build_get_class (tree);
extern int common_enclosing_instance_p (tree, tree);
extern int enclosing_context_p (tree, tree);
extern tree build_result_decl (tree);
-extern void emit_handlers (void);
extern void set_method_index (tree decl, tree method_index);
extern tree get_method_index (tree decl);
extern void make_class_data (tree);
extern void register_class (void);
extern int alloc_name_constant (int, tree);
extern void emit_register_classes (tree *);
-extern tree emit_symbol_table (tree, tree, tree, tree, tree);
+extern tree emit_symbol_table (tree, tree, tree, tree, tree, int);
extern void lang_init_source (int);
extern void write_classfile (tree);
extern char *print_int_node (tree);
extern void init_expr_processing (void);
extern void push_super_field (tree, tree);
extern void init_class_processing (void);
+extern void add_type_assertion (tree, int, tree, tree);
extern int can_widen_reference_to (tree, tree);
extern int class_depth (tree);
extern int verify_jvm_instructions (struct JCF *, const unsigned char *, long);
+extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
+ long);
extern void maybe_pushlevels (int);
extern void maybe_poplevels (int);
extern void force_poplevels (int);
extern void load_type_state (tree);
extern void add_interface (tree, tree);
extern tree force_evaluation_order (tree);
+extern tree java_create_object (tree);
extern int verify_constant_pool (struct JCF *);
extern void start_java_method (tree);
extern void end_java_method (void);
extern int cxx_keyword_p (const char *, int);
extern tree java_mangle_decl (struct obstack *, tree);
extern tree java_mangle_class_field (struct obstack *, tree);
-extern tree java_mangle_class_field_from_string (struct obstack *, char *);
extern tree java_mangle_vtable (struct obstack *, tree);
-extern const char *lang_printable_name_wls (tree, int);
extern void append_gpp_mangled_name (const char *, int);
extern void add_predefined_file (tree);
/* Access flags etc for a method (a FUNCTION_DECL): */
+#define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
+
#define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
#define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
#define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */
JV_STATE_LOADING = 3, /* Has super installed. */
- JV_STATE_LOADED = 5, /* Is complete. */
+ JV_STATE_READ = 4, /* Has been completely defined. */
+ JV_STATE_LOADED = 5, /* Has Miranda methods defined. */
JV_STATE_COMPILED = 6, /* This was a compiled class. */
extern void java_genericize PARAMS ((tree));
extern int java_gimplify_expr PARAMS ((tree *, tree *, tree *));
+extern tree extract_field_decl (tree);
+
#endif /* ! GCC_JAVA_TREE_H */
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