binutils-gdb/gdb/dwarf2loc.h
Ulrich Weigand 768a979c31 * symtab.h: Rename SYMBOL_OPS to SYMBOL_COMPUTED_OPS.
* ax-gdb.c (gen_var_ref): Likewise.
	* findvar.c (read_var_value, symbol_read_needs_frame): Likewise.
	* printcmd.c (address_info): Likewise.
	* dwarf2loc.c (dwarf_expr_frame_base): Likewise.
	* dwarf2read.c (dwarf2_symbol_mark_computed): Likewise.
	* symtab.h: Rename struct symbol_ops to struct symbol_computed_ops.
	* dwarf2loc.h: Likewise.
	* dwarf2loc.c (dwarf2_locexpr_funcs, dwarf2_loclist_funcs): Likewise.

	* symtab.h: (struct symbol_register_ops): New struct definition.
	(struct symbol): Make "ops" member a union of symbol_computed_ops and
	symbol_register_ops callback pointers.
	(SYMBOL_REGISTER_OPS): New macro.
	* tracepoint.c: Include "objfiles.h".
	(scope_info, collect_symbol): Use SYMBOL_REGISTER_OPS register_number
	callback to retrieve register numbers.
	* ax-gdb.c (gen_var_ref): Likewise.
	* findvar.c (read_var_value): Likewise.
	* printcmd.c (address_info): Likewise.

	* coffread.c (coff_reg_to_regnum): New function.
	(coff_register_funcs): New static variable.
	(process_coff_symbol): Do not call gdbarch_sdb_reg_to_regnum.
	Install SYMBOL_REGISTER_OPS callbacks.
	* mdebugread.c (mdebug_reg_to_regnum): New function.
	(mdebug_register_funcs): New static variable.
	(parse_symbol): Do not call gdbarch_ecoff_reg_to_regnum.
	Install SYMBOL_REGISTER_OPS callbacks.
	* stabsread.c (stab_reg_to_regnum): New function.
	(stab_register_funcs): New static variable.
	(define_symbol): Do not call gdbarch_stab_reg_to_regnum.
	Install SYMBOL_REGISTER_OPS callbacks.
2009-06-04 12:28:39 +00:00

76 lines
2.4 KiB
C

/* DWARF 2 location expression support for GDB.
Copyright (C) 2003, 2005, 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 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_computed_ops;
struct objfile;
struct dwarf2_per_cu_data;
/* This header is private to the DWARF-2 reader. It is shared between
dwarf2read.c and dwarf2loc.c. */
/* Return the OBJFILE associated with the compilation unit CU. */
struct objfile *dwarf2_per_cu_objfile (struct dwarf2_per_cu_data *cu);
/* Return the address size given in the compilation unit header for CU. */
CORE_ADDR dwarf2_per_cu_addr_size (struct dwarf2_per_cu_data *cu);
/* 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 compilation unit containing the symbol whose location
we're computing. */
struct dwarf2_per_cu_data *per_cu;
};
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 compilation unit containing the symbol whose location
we're computing. */
struct dwarf2_per_cu_data *per_cu;
};
extern const struct symbol_computed_ops dwarf2_locexpr_funcs;
extern const struct symbol_computed_ops dwarf2_loclist_funcs;
#endif /* dwarf2loc.h */