2003-04-01 Andrew Cagney <cagney@redhat.com>

	Add frame debug info addresses:
	* frame-base.c: New file.
	* frame-base.h: New file.
	* frame.h (struct frame_base): Add opaque declaration.
	(get_frame_base): Update comment.
	(get_frame_base_address): Declare.
	(get_frame_locals_address): Declare.
	(get_frame_args_address): Declare.
	(struct frame_info): Add "base" and "base_cache".  Update
	comments on the unwinder.
	* frame.c: Include "frame-base.h".
	(get_frame_locals_address): New function.
	(get_frame_base_address): New function.
	(get_frame_args_address): New function.
	* findvar.c (read_var_value): Use get_frame_locals_address and
	get_frame_args_address.
	* stack.c (frame_info): Use get_frame_locals_address and
	get_frame_args_address.
	(FRAME_ARGS_ADDRESS_CORRECT): Delete conditionally defined macro,
	moved to "frame-base.c".
	* printcmd.c (print_frame_nameless_args): Ditto.
	* symtab.h (address_class): Update comments.
	* dwarf2loc.c (dwarf_expr_frame_base): Add note about
	get_frame_base_address.
	* dwarf2expr.c (execute_stack_op): Ditto.
	* Makefile.in (frame_base_h): Define.
	(frame.o): Update dependencies.
	(frame-base.o): Add dependencies.
	(SFILES): Add frame-base.c.
	(COMMON_OBS): Add frame-base.o.

1 files changed, 2 insertions, 12 deletions

diff --git a/gdb/stack.c b/gdb/stack.c
index 98b8a0f88ce..27fcaf6f6db 100644
--- a/gdb/stack.c
+++ b/gdb/stack.c
@@ -600,16 +600,6 @@ parse_frame_specification (char *frame_exp)
   /* NOTREACHED */
 }
 
-/* FRAME_ARGS_ADDRESS_CORRECT is just like FRAME_ARGS_ADDRESS except
-   that if it is unsure about the answer, it returns 0
-   instead of guessing (this happens on the VAX and i960, for example).
-
-   On most machines, we never have to guess about the args address,
-   so FRAME_ARGS_ADDRESS{,_CORRECT} are the same.  */
-#if !defined (FRAME_ARGS_ADDRESS_CORRECT)
-#define FRAME_ARGS_ADDRESS_CORRECT FRAME_ARGS_ADDRESS
-#endif
-
 /* Print verbosely the selected frame or the frame at address ADDR.
    This means absolutely all information in the frame is printed.  */
 
@@ -743,7 +733,7 @@ frame_info (char *addr_exp, int from_tty)
 
   {
     /* Address of the argument list for this frame, or 0.  */
-    CORE_ADDR arg_list = FRAME_ARGS_ADDRESS_CORRECT (fi);
+    CORE_ADDR arg_list = get_frame_args_address (fi);
     /* Number of args for this frame, or -1 if unknown.  */
     int numargs;
 
@@ -770,7 +760,7 @@ frame_info (char *addr_exp, int from_tty)
   }
   {
     /* Address of the local variables for this frame, or 0.  */
-    CORE_ADDR arg_list = FRAME_LOCALS_ADDRESS (fi);
+    CORE_ADDR arg_list = get_frame_locals_address (fi);
 
     if (arg_list == 0)
       printf_filtered (" Locals at unknown address,");