2006-12-31 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / gdb / gdbarch.h

diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 48bcd7a263ba8b4a1efb1766e8dc1cb648f81ea7..30ae3d0164c40becb69adcdb3922fa1d284b24a1 100644 (file)
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -2,8 +2,8 @@
 
 /* Dynamic architecture support for GDB, the GNU debugger.
 
-   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free
-   Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -50,6 +50,7 @@ struct disassemble_info;
 struct target_ops;
 struct obstack;
 struct bp_target_info;
+struct target_desc;
 
 extern struct gdbarch *current_gdbarch;
 
@@ -83,6 +84,9 @@ extern enum gdb_osabi gdbarch_osabi (struct gdbarch *gdbarch);
 #define TARGET_OSABI (gdbarch_osabi (current_gdbarch))
 #endif
 
+extern const struct target_desc * gdbarch_target_desc (struct gdbarch *gdbarch);
+/* set_gdbarch_target_desc() - not applicable - pre-initialized. */
+
 
 /* The following are initialized by the target dependent code. */
 
@@ -1001,31 +1005,6 @@ extern void set_gdbarch_unwind_sp (struct gdbarch *gdbarch, gdbarch_unwind_sp_ft
 /* DEPRECATED_FRAME_LOCALS_ADDRESS as been replaced by the per-frame
    frame-base.  Enable frame-base before frame-unwind. */
 
-#if defined (DEPRECATED_SAVED_PC_AFTER_CALL)
-/* Legacy for systems yet to multi-arch DEPRECATED_SAVED_PC_AFTER_CALL */
-#if !defined (DEPRECATED_SAVED_PC_AFTER_CALL_P)
-#define DEPRECATED_SAVED_PC_AFTER_CALL_P() (1)
-#endif
-#endif
-
-extern int gdbarch_deprecated_saved_pc_after_call_p (struct gdbarch *gdbarch);
-#if !defined (GDB_TM_FILE) && defined (DEPRECATED_SAVED_PC_AFTER_CALL_P)
-#error "Non multi-arch definition of DEPRECATED_SAVED_PC_AFTER_CALL"
-#endif
-#if !defined (DEPRECATED_SAVED_PC_AFTER_CALL_P)
-#define DEPRECATED_SAVED_PC_AFTER_CALL_P() (gdbarch_deprecated_saved_pc_after_call_p (current_gdbarch))
-#endif
-
-typedef CORE_ADDR (gdbarch_deprecated_saved_pc_after_call_ftype) (struct frame_info *frame);
-extern CORE_ADDR gdbarch_deprecated_saved_pc_after_call (struct gdbarch *gdbarch, struct frame_info *frame);
-extern void set_gdbarch_deprecated_saved_pc_after_call (struct gdbarch *gdbarch, gdbarch_deprecated_saved_pc_after_call_ftype *deprecated_saved_pc_after_call);
-#if !defined (GDB_TM_FILE) && defined (DEPRECATED_SAVED_PC_AFTER_CALL)
-#error "Non multi-arch definition of DEPRECATED_SAVED_PC_AFTER_CALL"
-#endif
-#if !defined (DEPRECATED_SAVED_PC_AFTER_CALL)
-#define DEPRECATED_SAVED_PC_AFTER_CALL(frame) (gdbarch_deprecated_saved_pc_after_call (current_gdbarch, frame))
-#endif
-
 #if defined (FRAME_NUM_ARGS)
 /* Legacy for systems yet to multi-arch FRAME_NUM_ARGS */
 #if !defined (FRAME_NUM_ARGS_P)
@@ -1445,8 +1424,7 @@ extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
    ``struct gdbarch'' for this architecture.
 
    The INFO parameter is, as far as possible, be pre-initialized with
-   information obtained from INFO.ABFD or the previously selected
-   architecture.
+   information obtained from INFO.ABFD or the global defaults.
 
    The ARCHES parameter is a linked list (sorted most recently used)
    of all the previously created architures for this architecture
@@ -1488,6 +1466,9 @@ struct gdbarch_info
 
   /* Use default: GDB_OSABI_UNINITIALIZED (-1).  */
   enum gdb_osabi osabi;
+
+  /* Use default: NULL (ZERO).  */
+  const struct target_desc *target_desc;
 };
 
 typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
@@ -1512,11 +1493,11 @@ extern const char **gdbarch_printable_names (void);
 /* Helper function.  Search the list of ARCHES for a GDBARCH that
    matches the information provided by INFO. */
 
-extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches,  const struct gdbarch_info *info);
+extern struct gdbarch_list *gdbarch_list_lookup_by_info (struct gdbarch_list *arches, const struct gdbarch_info *info);
 
 
 /* Helper function.  Create a preliminary ``struct gdbarch''.  Perform
-   basic initialization using values obtained from the INFO andTDEP
+   basic initialization using values obtained from the INFO and TDEP
    parameters.  set_gdbarch_*() functions are called to complete the
    initialization of the object. */