/* Abstraction of various C++ ABI's we support, and the info we need
to get from them.
+
Contributed by Daniel Berlin <dberlin@redhat.com>
- Copyright 2001 Free Software Foundation, Inc.
+
+ Copyright (C) 2001, 2005, 2006, 2007, 2008, 2009
+ Free Software Foundation, Inc.
This file is part of GDB.
- This program 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 of the License, or
+ This program 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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef CP_ABI_H_
#define CP_ABI_H_ 1
+struct fn_field;
+struct type;
struct value;
+struct ui_file;
+struct frame_info;
/* The functions here that attempt to determine what sort of thing a
mangled name refers to may well be revised in the future. It would
of the complete object to the start of the embedded subobject
VALUE represents. In other words, the enclosing object starts
at VALUE_ADDR (VALUE) + VALUE_OFFSET (VALUE) +
- VALUE_EMBEDDED_OFFSET (VALUE) + *TOP
+ value_embedded_offset (VALUE) + *TOP
- If *USING_ENC is non-zero, then *TOP is the offset from the
address of the complete object to the enclosing object stored
in VALUE. In other words, the enclosing object starts at
extern struct type *value_rtti_type (struct value *value,
int *full, int *top, int *using_enc);
+/* Compute the offset of the baseclass which is
+ the INDEXth baseclass of class TYPE,
+ for value at VALADDR (in host) at ADDRESS (in target).
+ The result is the offset of the baseclass value relative
+ to (the address of)(ARG) + OFFSET.
+
+ -1 is returned on error. */
+
+extern int baseclass_offset (struct type *type, int index,
+ const bfd_byte *valaddr, CORE_ADDR address);
+
+/* Describe the target of a pointer to method. CONTENTS is the byte
+ pattern representing the pointer to method. TYPE is the pointer to
+ method type. STREAM is the stream to print it to. */
+void cplus_print_method_ptr (const gdb_byte *contents, struct type *type,
+ struct ui_file *stream);
+
+/* Return the size of a pointer to member function of type TO_TYPE. */
+int cplus_method_ptr_size (struct type *to_type);
+
+/* Return the method which should be called by applying METHOD_PTR
+ to *THIS_P, and adjust *THIS_P if necessary. */
+struct value *cplus_method_ptr_to_value (struct value **this_p,
+ struct value *method_ptr);
+
+/* Create the byte pattern in CONTENTS representing a pointer of
+ type TYPE to member function at ADDRESS (if IS_VIRTUAL is 0)
+ or with virtual table offset ADDRESS (if IS_VIRTUAL is 1).
+ This is the opposite of cplus_method_ptr_to_value. */
+void cplus_make_method_ptr (struct type *type, gdb_byte *CONTENTS,
+ CORE_ADDR address, int is_virtual);
+
+/* Determine if we are currently in a C++ thunk. If so, get the address
+ of the routine we are thunking to and continue to there instead. */
+
+CORE_ADDR cplus_skip_trampoline (struct frame_info *frame, CORE_ADDR stop_pc);
+
+/* Return non-zero if an argument of type TYPE should be passed by reference
+ instead of value. */
+extern int cp_pass_by_reference (struct type *type);
struct cp_abi_ops
{
int j, struct type * type, int offset);
struct type *(*rtti_type) (struct value *v, int *full, int *top,
int *using_enc);
+ int (*baseclass_offset) (struct type *type, int index,
+ const bfd_byte *valaddr, CORE_ADDR address);
+ void (*print_method_ptr) (const gdb_byte *contents, struct type *type,
+ struct ui_file *stream);
+ int (*method_ptr_size) (struct type *);
+ void (*make_method_ptr) (struct type *, gdb_byte *, CORE_ADDR, int);
+ struct value * (*method_ptr_to_value) (struct value **, struct value *);
+ CORE_ADDR (*skip_trampoline) (struct frame_info *, CORE_ADDR);
+ int (*pass_by_reference) (struct type *type);
};
-extern struct cp_abi_ops *cp_abis;
-extern int num_cp_abis;
-extern struct cp_abi_ops current_cp_abi;
-extern int register_cp_abi (struct cp_abi_ops abi);
-extern int switch_to_cp_abi (const char *short_name);
+extern int register_cp_abi (struct cp_abi_ops *abi);
+extern void set_cp_abi_as_auto_default (const char *short_name);
#endif
projects / deliverable / binutils-gdb.git / blobdiff