/* Functions related to building classes and their related objects.
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of GCC.
FINISH_RECORD_CONSTRUCTOR (temp);
START_RECORD_CONSTRUCTOR (cons, class_type_node);
PUSH_SUPER_VALUE (cons, temp);
- PUSH_FIELD_VALUE (cons, "next", null_pointer_node);
+ PUSH_FIELD_VALUE (cons, "next_or_version", gcj_abi_version);
PUSH_FIELD_VALUE (cons, "name", build_utf8_ref (DECL_NAME (type_decl)));
PUSH_FIELD_VALUE (cons, "accflags",
build_int_cst (NULL_TREE,
/* Process declarations and variables for the GNU compiler for the
Java(TM) language.
- Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of GCC.
#include "cgraph.h"
#include "tree-inline.h"
#include "target.h"
+#include "version.h"
#if defined (DEBUG_JAVA_BINDING_LEVELS)
extern void indent (void);
static struct binding_level *make_binding_level (void);
static tree create_primitive_vtable (const char *);
static tree check_local_unnamed_variable (tree, tree, tree);
+static void parse_version (void);
+
+/* Used when computing the ABI version. */
+#define GCJ_BINARYCOMPAT_ADDITION 5
+
+/* The ABI version number. */
+tree gcj_abi_version;
/* Name of the Cloneable class. */
tree java_lang_cloneable_identifier_node;
return t;
}
+/* Parse the version string and compute the ABI version number. */
+static void
+parse_version (void)
+{
+ const char *p = version_string;
+ unsigned int major = 0, minor = 0;
+ unsigned int abi_version;
+
+ /* Skip leading junk. */
+ while (*p && !ISDIGIT (*p))
+ ++p;
+ gcc_assert (*p);
+
+ /* Extract major version. */
+ while (ISDIGIT (*p))
+ {
+ major = major * 10 + *p - '0';
+ ++p;
+ }
+
+ gcc_assert (*p == '.' && ISDIGIT (p[1]));
+ ++p;
+
+ /* Extract minor version. */
+ while (ISDIGIT (*p))
+ {
+ minor = minor * 10 + *p - '0';
+ ++p;
+ }
+
+ /* Implicit in this computation is the idea that we won't break the
+ old-style binary ABI in a sub-minor release (e.g., from 4.0.0 to
+ 4.0.1). */
+ abi_version = 10000 * major + 10 * minor;
+ /* It is helpful to distinguish BC ABI from ordinary ABI at this
+ level, since at some point we will recognize a variety of BC ABIs
+ (objects generated by different version of gcj), but will
+ probably always require strict matching for ordinary ABI. */
+ if (flag_indirect_dispatch)
+ abi_version += GCJ_BINARYCOMPAT_ADDITION;
+
+ gcj_abi_version = build_int_cstu (ptr_type_node, abi_version);
+}
void
java_init_decl_processing (void)
set_super_info (0, string_type_node, object_type_node, 0);
class_ptr_type = build_pointer_type (class_type_node);
- PUSH_FIELD (class_type_node, field, "next", class_ptr_type);
+ PUSH_FIELD (class_type_node, field, "next_or_version", class_ptr_type);
PUSH_FIELD (class_type_node, field, "name", utf8const_ptr_type);
PUSH_FIELD (class_type_node, field, "accflags", access_flags_type_node);
PUSH_FIELD (class_type_node, field, "superclass", class_ptr_type);
#if 0
soft_fmodf_node = built_in_decls[BUILT_IN_FMODF];
#endif
+
+ parse_version ();
}
/* 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.
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
{