diff options
Diffstat (limited to 'gdb/frame.h')
| -rw-r--r-- | gdb/frame.h | 41 |
1 files changed, 31 insertions, 10 deletions
diff --git a/gdb/frame.h b/gdb/frame.h index b5f535a..f0631b0 100644 --- a/gdb/frame.h +++ b/gdb/frame.h @@ -1,6 +1,7 @@ /* Definitions for dealing with stack frames, for GDB, the GNU debugger. - Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997, - 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + + Copyright 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, + 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. This file is part of GDB. @@ -63,6 +64,17 @@ struct frame_info For other frames, it is a pc saved in the next frame. */ CORE_ADDR pc; + /* Level of this frame. The inner-most (youngest) frame is at + level 0. As you move towards the outer-most (oldest) frame, + the level increases. This is a cached value. It could just as + easily be computed by counting back from the selected frame to + the inner most frame. */ + /* NOTE: cagney/2002-04-05: Perhaphs a level of ``-1'' should be + reserved to indicate a bogus frame - one that has been created + just to keep GDB happy (GDB always needs a frame). For the + moment leave this as speculation. */ + int level; + /* Nonzero if this is a frame associated with calling a signal handler. Set by machine-dependent code. On some machines, if @@ -148,6 +160,11 @@ extern void frame_saved_regs_zalloc (struct frame_info *); #define FRAME_FP(fi) ((fi)->frame) +/* Level of the frame: 0 for innermost, 1 for its caller, ...; or -1 + for an invalid frame. */ + +extern int frame_relative_level (struct frame_info *fi); + /* Define a default FRAME_CHAIN_VALID, in the form that is suitable for most targets. If FRAME_CHAIN_VALID returns zero it means that the given frame is the outermost one and has no caller. @@ -172,8 +189,6 @@ extern struct frame_info *selected_frame; 0 for innermost, 1 for its caller, ... or -1 for frame specified by address with no defined level. */ -extern int selected_frame_level; - extern struct frame_info *create_new_frame (CORE_ADDR, CORE_ADDR); extern void flush_cached_frames (void); @@ -196,11 +211,12 @@ extern struct frame_info *get_current_frame (void); extern struct frame_info *get_next_frame (struct frame_info *); -extern struct block *get_frame_block (struct frame_info *); +extern struct block *get_frame_block (struct frame_info *, + CORE_ADDR *addr_in_block); -extern struct block *get_current_block (void); +extern struct block *get_current_block (CORE_ADDR *addr_in_block); -extern struct block *get_selected_block (void); +extern struct block *get_selected_block (CORE_ADDR *addr_in_block); extern struct symbol *get_frame_function (struct frame_info *); @@ -228,12 +244,10 @@ extern void print_only_stack_frame (struct frame_info *, int, int); extern void show_stack_frame (struct frame_info *); -extern void select_frame (struct frame_info *, int); +extern void select_frame (struct frame_info *); extern void record_selected_frame (CORE_ADDR *, int *); -extern void select_and_print_frame (struct frame_info *, int); - extern void print_frame_info (struct frame_info *, int, int, int); extern void show_frame_info (struct frame_info *, int, int, int); @@ -264,9 +278,16 @@ extern void generic_get_saved_register (char *, int *, CORE_ADDR *, struct frame_info *, int, enum lval_type *); +extern void generic_save_call_dummy_addr (CORE_ADDR lo, CORE_ADDR hi); + extern void get_saved_register (char *raw_buffer, int *optimized, CORE_ADDR * addrp, struct frame_info *frame, int regnum, enum lval_type *lval); +/* Return the register as found on the FRAME. Return zero if the + register could not be found. */ +extern int frame_register_read (struct frame_info *frame, int regnum, + void *buf); + #endif /* !defined (FRAME_H) */ |