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* frame.h (frame_unwind_arch): New.

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(frame_unwind_caller_arch): Likewise.
	* frame-unwind.h (frame_prev_arch_ftype): New type.
	(struct frame_unwind): New member prev_arch.
	* frame.c (struct frame_info): New member prev_arch.
	(frame_unwind_arch): New function.
	(frame_unwind_caller_arch): Likewise..
	(get_frame_arch): Reimplement in terms of frame_unwind_arch.
	* sentinel-frame.c (sentinel_frame_prev_arch): New function.
	(sentinel_frame_unwinder): Install it.

	* frame.c (frame_pc_unwind): Use frame_unwind_arch instead
	of get_frame_arch.
	(frame_unwind_register_value): Likewise.
	(frame_unwind_register_signed): Likewise.
	(frame_unwind_register_unsigned): Likewise.
	* frame-unwind.c (frame_unwind_got_optimized): Likewise.
	(frame_unwind_got_register): Likewise.
	(frame_unwind_got_constant): Likewise.
	(frame_unwind_got_bytes): Likewise.
	(frame_unwind_got_address): Likewise.

	* frame.h (enum frame_type): New value ARCH_FRAME.
	* frame.c (fprint_frame_type): Handle ARCH_FRAME.
	* stack.c (print_frame_info): Likewise.
This commit is contained in:
Ulrich Weigand
2009-07-02 17:09:28 +00:00
parent 848f574829
commit 36f15f554f
7 changed files with 123 additions and 21 deletions
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8
gdb/frame-unwind.h
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@ -121,6 +121,13 @@ typedef struct value * (frame_prev_register_ftype)
typedef void (frame_dealloc_cache_ftype) (struct frame_info *self,
void *this_cache);
/* Assuming the frame chain: (outer) prev <-> this <-> next (inner);
use THIS frame, and implicitly the NEXT frame's register unwind
method, return PREV frame's architecture. */
typedef struct gdbarch *(frame_prev_arch_ftype) (struct frame_info *this_frame,
void **this_prologue_cache);
struct frame_unwind
{
/* The frame's type. Should this instead be a collection of
@ -133,6 +140,7 @@ struct frame_unwind
const struct frame_data *unwind_data;
frame_sniffer_ftype *sniffer;
frame_dealloc_cache_ftype *dealloc_cache;
frame_prev_arch_ftype *prev_arch;
};
/* Register a frame unwinder, _prepending_ it to the front of the