* frame.h (struct frame_info): Move definition from here ...
* frame.c (struct frame_info): ... to here.
+2003-04-12 Andrew Cagney <cagney@redhat.com>
+
+ * frame.h (struct frame_info): Move definition from here ...
+ * frame.c (struct frame_info): ... to here.
+
2003-04-12 Andrew Cagney <cagney@redhat.com>
* gdbthread.h (save_infrun_state): Delete parameter
#include "command.h"
#include "gdbcmd.h"
+/* We keep a cache of stack frames, each of which is a "struct
+ frame_info". The innermost one gets allocated (in
+ wait_for_inferior) each time the inferior stops; current_frame
+ points to it. Additional frames get allocated (in get_prev_frame)
+ as needed, and are chained through the next and prev fields. Any
+ time that the frame cache becomes invalid (most notably when we
+ execute something, but also if we change how we interpret the
+ frames (e.g. "set heuristic-fence-post" in mips-tdep.c, or anything
+ which reads new symbols)), we should call reinit_frame_cache. */
+
+struct frame_info
+{
+ /* 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;
+
+ /* The frame's type. */
+ /* FIXME: cagney/2003-04-02: Should instead be returning
+ ->unwind->type. Unfortunatly, legacy code is still explicitly
+ setting the type using the method deprecated_set_frame_type.
+ Eliminate that method and this field can be eliminated. */
+ enum frame_type type;
+
+ /* 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 previous frame, not the address
+ where the sp was saved. */
+ /* Allocated by frame_saved_regs_zalloc () which is called /
+ initialized by DEPRECATED_FRAME_INIT_SAVED_REGS(). */
+ CORE_ADDR *saved_regs; /*NUM_REGS + NUM_PSEUDO_REGS*/
+
+ /* Anything extra for this structure that may have been defined in
+ the machine dependent files. */
+ /* Allocated by frame_extra_info_zalloc () which is called /
+ initialized by DEPRECATED_INIT_EXTRA_FRAME_INFO */
+ struct frame_extra_info *extra_info;
+
+ /* If dwarf2 unwind frame informations is used, this structure holds
+ all related unwind data. */
+ struct context *context;
+
+ /* The frame's low-level unwinder and corresponding cache. The
+ low-level unwinder is responsible for unwinding register values
+ for the previous frame. The low-level unwind methods are
+ selected based on the presence, or otherwize, of register unwind
+ information such as CFI. */
+ void *prologue_cache;
+ const struct frame_unwind *unwind;
+
+ /* Cached copy of the previous frame's resume address. */
+ struct {
+ int p;
+ CORE_ADDR value;
+ } prev_pc;
+
+ /* Cached copy of the previous frame's function address. */
+ struct
+ {
+ CORE_ADDR addr;
+ int p;
+ } prev_func;
+
+ /* This frame's ID. */
+ struct
+ {
+ int p;
+ struct frame_id value;
+ } this_id;
+
+ /* The frame's high-level base methods, and corresponding cache.
+ The high level base methods are selected based on the frame's
+ debug info. */
+ const struct frame_base *base;
+ void *base_cache;
+
+ /* Pointers to the next (down, inner, younger) and previous (up,
+ outer, older) frame_info's in the frame cache. */
+ struct frame_info *next; /* down, inner, younger */
+ int prev_p;
+ struct frame_info *prev; /* up, outer, older */
+};
+
/* Flag to control debugging. */
static int frame_debug;
of the caller. */
extern void frame_pop (struct frame_info *frame);
-/* We keep a cache of stack frames, each of which is a "struct
- frame_info". The innermost one gets allocated (in
- wait_for_inferior) each time the inferior stops; current_frame
- points to it. Additional frames get allocated (in
- get_prev_frame) as needed, and are chained through the next
- and prev fields. Any time that the frame cache becomes invalid
- (most notably when we execute something, but also if we change how
- we interpret the frames (e.g. "set heuristic-fence-post" in
- mips-tdep.c, or anything which reads new symbols)), we should call
- reinit_frame_cache. */
-
-struct frame_info
- {
- /* 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;
-
- /* The frame's type. */
- /* FIXME: cagney/2003-04-02: Should instead be returning
- ->unwind->type. Unfortunatly, legacy code is still explicitly
- setting the type using the method deprecated_set_frame_type.
- Eliminate that method and this field can be eliminated. */
- enum frame_type type;
-
- /* 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 previous frame, not
- the address where the sp was saved. */
- /* Allocated by frame_saved_regs_zalloc () which is called /
- initialized by DEPRECATED_FRAME_INIT_SAVED_REGS(). */
- CORE_ADDR *saved_regs; /*NUM_REGS + NUM_PSEUDO_REGS*/
-
- /* Anything extra for this structure that may have been defined
- in the machine dependent files. */
- /* Allocated by frame_extra_info_zalloc () which is called /
- initialized by DEPRECATED_INIT_EXTRA_FRAME_INFO */
- struct frame_extra_info *extra_info;
-
- /* If dwarf2 unwind frame informations is used, this structure holds all
- related unwind data. */
- struct context *context;
-
- /* The frame's low-level unwinder and corresponding cache. The
- low-level unwinder is responsible for unwinding register values
- for the previous frame. The low-level unwind methods are
- selected based on the presence, or otherwize, of register
- unwind information such as CFI. */
- void *prologue_cache;
- const struct frame_unwind *unwind;
-
- /* Cached copy of the previous frame's resume address. */
- struct {
- int p;
- CORE_ADDR value;
- } prev_pc;
-
- /* Cached copy of the previous frame's function address. */
- struct
- {
- CORE_ADDR addr;
- int p;
- } prev_func;
-
- /* This frame's ID. */
- struct
- {
- int p;
- struct frame_id value;
- } this_id;
-
- /* The frame's high-level base methods, and corresponding cache.
- The high level base methods are selected based on the frame's
- debug info. */
- const struct frame_base *base;
- void *base_cache;
-
- /* Pointers to the next (down, inner, younger) and previous (up,
- outer, older) frame_info's in the frame cache. */
- struct frame_info *next; /* down, inner, younger */
- int prev_p;
- struct frame_info *prev; /* up, outer, older */
- };
-
/* Values for the source flag to be used in print_frame_info_base(). */
enum print_what
{
projects / binutils-gdb.git / commitdiff