/* DWARF 2 location expression support for GDB.
- Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2005, 2007, 2008 Free Software Foundation, Inc.
This file is part of GDB.
#define DWARF2LOC_H
struct symbol_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
/* Length of the location expression. */
unsigned long size;
- /* The objfile containing the symbol whose location we're computing. */
- struct objfile *objfile;
+ /* The compilation unit containing the symbol whose location
+ we're computing. */
+ struct dwarf2_per_cu_data *per_cu;
};
struct dwarf2_loclist_baton
/* 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;
+ /* The compilation unit containing the symbol whose location
+ we're computing. */
+ struct dwarf2_per_cu_data *per_cu;
};
extern const struct symbol_ops dwarf2_locexpr_funcs;