binutils-gdb/gdb/dwarf2loc.h
Joel Brobecker a9762ec78a Switch the license of all .c files to GPLv3.
Switch the license of all .h files to GPLv3.
        Switch the license of all .cc files to GPLv3.
2007-08-23 18:08:50 +00:00

70 lines
2.3 KiB
C

/* DWARF 2 location expression support for GDB.
Copyright (C) 2003, 2005, 2007 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (DWARF2LOC_H)
#define DWARF2LOC_H
struct symbol_ops;
/* This header is private to the DWARF-2 reader. It is shared between
dwarf2read.c and dwarf2loc.c. */
/* The symbol location baton types used by the DWARF-2 reader (i.e.
SYMBOL_LOCATION_BATON for a LOC_COMPUTED symbol). "struct
dwarf2_locexpr_baton" is for a symbol with a single location
expression; "struct dwarf2_loclist_baton" is for a symbol with a
location list. */
struct dwarf2_locexpr_baton
{
/* Pointer to the start of the location expression. */
gdb_byte *data;
/* Length of the location expression. */
unsigned long size;
/* The objfile containing the symbol whose location we're computing. */
struct objfile *objfile;
};
struct dwarf2_loclist_baton
{
/* The initial base address for the location list, based on the compilation
unit. */
CORE_ADDR base_address;
/* Pointer to the start of the location list. */
gdb_byte *data;
/* Length of the location list. */
unsigned long size;
/* The objfile containing the symbol whose location we're computing. */
/* Used (only???) by thread local variables. The objfile in which
this symbol is defined. To find a thread-local variable (e.g., a
variable declared with the `__thread' storage class), we may need
to know which object file it's in. */
struct objfile *objfile;
};
extern const struct symbol_ops dwarf2_locexpr_funcs;
extern const struct symbol_ops dwarf2_loclist_funcs;
#endif /* dwarf2loc.h */