/* Definitions for dealing with stack frames, for GDB, the GNU debugger.
- Copyright 1986, 1989, 1991, 1992, 1999 Free Software Foundation, Inc.
+ Copyright 1986, 1989, 1991, 1992, 1999, 2000 Free Software Foundation, Inc.
This file is part of GDB.
/* XXXX - deprecated */
struct frame_saved_regs
{
+ /* For each register R (except the SP), regs[R] is the address at
+ which it was saved on entry to the frame, or zero if it was not
+ saved on entry to this frame. This includes special registers
+ such as pc and fp saved in special ways in the stack frame.
- /* For each register, address of where it was saved on entry to
- the frame, or zero if it was not saved on entry to this frame.
- This includes special registers such as pc and fp saved in
- special ways in the stack frame. The SP_REGNUM is even more
- special, the address here is the sp for the next frame, not the
- address where the sp was saved. */
+ regs[SP_REGNUM] is different. It holds the actual SP, not the
+ address at which it was saved. */
CORE_ADDR regs[NUM_REGS];
};
struct frame_info *next, *prev;
};
+/* Values for the source flag to be used in print_frame_info_base(). */
+enum print_what
+ {
+ /* Print only the source line, like in stepi. */
+ SRC_LINE = -1,
+ /* Print only the location, i.e. level, address (sometimes)
+ function, args, file, line, line num. */
+ LOCATION,
+ /* Print both of the above. */
+ SRC_AND_LOC,
+ /* Print location only, but always include the address. */
+ LOC_AND_ADDRESS
+ };
+
/* Allocate additional space for appendices to a struct frame_info. */
#ifndef SIZEOF_FRAME_SAVED_REGS
the definition here by providing one in the tm file.
XXXX - both default and alternate frame_chain_valid functions are
- deprecated. New code should use generic dummy frames. */
+ deprecated. New code should use dummy frames and one of the
+ generic functions. */
-extern int default_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
-extern int alternate_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
+extern int file_frame_chain_valid (CORE_ADDR, struct frame_info *);
+extern int func_frame_chain_valid (CORE_ADDR, struct frame_info *);
extern int nonnull_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
-extern int generic_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
+extern int generic_file_frame_chain_valid (CORE_ADDR, struct frame_info *);
+extern int generic_func_frame_chain_valid (CORE_ADDR, struct frame_info *);
extern void generic_save_dummy_frame_tos PARAMS ((CORE_ADDR sp));
#if !defined (FRAME_CHAIN_VALID)
#if !defined (FRAME_CHAIN_VALID_ALTERNATE)
-#define FRAME_CHAIN_VALID(chain, thisframe) default_frame_chain_valid (chain, thisframe)
+#define FRAME_CHAIN_VALID(chain, thisframe) file_frame_chain_valid (chain, thisframe)
#else
/* Use the alternate method of avoiding running up off the end of the frame
chain or following frames back into the startup code. See the comments
in objfiles.h. */
-#define FRAME_CHAIN_VALID(chain, thisframe) alternate_frame_chain_valid (chain,thisframe)
+#define FRAME_CHAIN_VALID(chain, thisframe) func_frame_chain_valid (chain,thisframe)
#endif /* FRAME_CHAIN_VALID_ALTERNATE */
#endif /* FRAME_CHAIN_VALID */
extern int frameless_look_for_prologue PARAMS ((struct frame_info *));
extern void print_frame_args PARAMS ((struct symbol *, struct frame_info *,
- int, GDB_FILE *));
+ int, struct ui_file *));
extern struct frame_info *find_relative_frame PARAMS ((struct frame_info *, int *));
int nargs, struct value ** args,
struct type * type, int gcc_p));
-#ifdef __STDC__
-/* Some native compilers, even ones that are supposed to be ANSI and for which __STDC__
- is true, complain about forward decls of enums. */
-enum lval_type;
extern void generic_get_saved_register PARAMS ((char *, int *, CORE_ADDR *, struct frame_info *, int, enum lval_type *));
-#endif
#endif /* !defined (FRAME_H) */