kill off support for gdb 5.3

4 files changed, 1 insertions, 803 deletions

diff --git a/toolchain/gdb/5.3/050-debian-subset.patch b/toolchain/gdb/5.3/050-debian-subset.patch
deleted file mode 100644
index e44b15ccdf..0000000000
--- a/toolchain/gdb/5.3/050-debian-subset.patch
+++ /dev/null
@@ -1,633 +0,0 @@
-Patch pending upstream, probably acceptable.
---------------------------------------------
-
-
-
-Daniel Jacobowitz <drow@mvista.com> writes:
-> I like this.  The way func_frame_chain_valid should really be used is
-> by something like:
-> 
->   /* NOTE: tm-i386nw.h and tm-i386v4.h override this.  */
->   set_gdbarch_frame_chain_valid (gdbarch, file_frame_chain_valid);
-> 
-> (copied from i386-tdep.c).
-> 
-> Does this patch work for you?
-
-Yes, thanks.  I've included a revised version of my patch below.
-
-> I'm curious as to why we can't just set this universally, or at least a
-> little more globally.  Most things that have a main () use it as a
-> normal main ().  I'd propose that we set it as the default frame chain,
-> and provide/document an option to ignore inside_main_func.
-
-Well, gdbarch is never supposed to change the default behavior of
-macros; this helps us convert pre-gdbarch targets incrementally.
-Simply turning on gdbarch for one's target ideally wouldn't change its
-behavior at all.
-
-
-[Patch revised for Debian snapshot]
---- snap/gdb/i386-linux-tdep.c.orig	2002-08-18 19:53:57.000000000 -0400
-+++ snap/gdb/i386-linux-tdep.c	2002-08-18 19:54:31.000000000 -0400
-@@ -452,6 +452,9 @@
- 
-   set_solib_svr4_fetch_link_map_offsets (gdbarch,
- 				       i386_linux_svr4_fetch_link_map_offsets);
-+
-+  set_gdbarch_frame_chain_valid (gdbarch,
-+				 generic_func_frame_chain_valid);
- }
- 
- /* Provide a prototype to silence -Wmissing-prototypes.  */
-[Hurd needs 6.  Take 8, since it does no real harm.]
-
-
-Package: gdb
-Severity: normal
-Tags: patch, sid
-
-Hello,
-
-GDB will crash on the Hurd after issuing the 'show' and hitting enter
-a few times:
-
-../../gdb/ui-out.c:130: gdb-internal-error: push_level: Assertion       +`uiout->level >= 0 && uiout->level < MAX_UI_OUT_LEVELS' failed.
-
-the problem is that MAX_UI_OUT_LEVELS is not high enough for the extra
-option we have on the Hurd, it should be rised to 6 then, which works
-fine:
-
---- gdb-5.2.cvs20020401/gdb/ui-out.c~   Fri May  3 02:19:20 2002
-+++ gdb-5.2.cvs20020401/gdb/ui-out.c    Fri May  3 02:19:32 2002
-@@ -45,7 +45,7 @@
-    is always available.  Stack/nested level 0 is reserved for the
-    top-level result. */
- 
--enum { MAX_UI_OUT_LEVELS = 5 };
-+enum { MAX_UI_OUT_LEVELS = 8 };
- 
- struct ui_out_level
-   {
-
--- 
-Robert Millan
-
-"5 years from now everyone will be running
-free GNU on their 200 MIPS, 64M SPARCstation-5"
-
-              Andrew S. Tanenbaum, 30 Jan 1992
-
-
-Submitted upstream, not liked very much.  It's a hack, but it will do for
-now.
-
-2002-07-31  Daniel Jacobowitz  <drow@mvista.com>
-
-	Fix PR gdb/568
-	* thread-db.c (lwp_from_thread): Only warn if unable to find
-	the thread.
-
-Index: thread-db.c
-===================================================================
-RCS file: /cvs/src/src/gdb/thread-db.c,v
-retrieving revision 1.22
-diff -u -p -r1.22 thread-db.c
---- gdb/gdb/thread-db.c	23 Mar 2002 17:38:13 -0000	1.22
-+++ gdb/gdb/thread-db.c	31 Jul 2002 16:29:52 -0000
-@@ -260,6 +260,12 @@ lwp_from_thread (ptid_t ptid)
-     return ptid;
- 
-   err = td_ta_map_id2thr_p (thread_agent, GET_THREAD (ptid), &th);
-+  if (err == TD_ERR)
-+    {
-+      warning ("Cannot find thread %ld: %s",
-+	       (long) GET_THREAD (ptid), thread_db_err_str (err));
-+      return ptid;
-+    }
-   if (err != TD_OK)
-     error ("Cannot find thread %ld: %s",
- 	   (long) GET_THREAD (ptid), thread_db_err_str (err));
-From Michael Fedrowitz <michaelf@debian.org>.  Not submitted to FSF yet.
-
- Hi,
-
-gdb fails to build from source on m68k because some definitions have
-been removed from tm-m68k.h. The patch below readds them.
-
--Michael
-
-
-diff -urN gdb-5.2.cvs20020818.orig/gdb/config/m68k/tm-m68k.h gdb-5.2.cvs20020818/gdb/config/m68k/tm-m68k.h
---- gdb-5.2.cvs20020818.orig/gdb/config/m68k/tm-m68k.h	2002-07-10 19:01:38.000000000 +0200
-+++ gdb-5.2.cvs20020818/gdb/config/m68k/tm-m68k.h	2002-10-06 18:01:59.000000000 +0200
-@@ -26,8 +26,11 @@
- /* Generic 68000 stuff, to be included by other tm-*.h files.  */
- 
- /* D0_REGNM and A0_REGNUM must be defined here because they are
--   used by the monitor.  */
-+   used by the monitor. FPC_REGNUM, FPS_REGNUM and FPI_REGNUM are
-+   defined here because they are used by m68klinux-nat.c.  */
- 
- #define D0_REGNUM 0
- #define A0_REGNUM 8
--
-+#define FPC_REGNUM 26
-+#define FPS_REGNUM 27
-+#define FPI_REGNUM 28
-
-
-2002-11-24  Daniel Jacobowitz  <drow@mvista.com>
-
-	* doublest.c (convert_floatformat_to_doublest): Cast exp_bias to int.
-	* config/alpha/alpha-linux.mh (MH_CFLAGS): Add -mieee.
-
---- gdb-5.2.debian90.cvs20021120/gdb/doublest.c.orig	2002-11-24 17:48:16.000000000 -0500
-+++ gdb-5.2.debian90.cvs20021120/gdb/doublest.c	2002-11-24 17:48:25.000000000 -0500
-@@ -177,7 +177,7 @@
-   if (!special_exponent)
-     exponent -= fmt->exp_bias;
-   else if (exponent == 0)
--    exponent = 1 - fmt->exp_bias;
-+    exponent = 1 - (int)fmt->exp_bias;
- 
-   /* Build the result algebraically.  Might go infinite, underflow, etc;
-      who cares. */
---- gdb-5.2.debian90.cvs20021120/gdb/config/alpha/alpha-linux.mh.orig	2002-11-24 17:50:30.000000000 -0500
-+++ gdb-5.2.debian90.cvs20021120/gdb/config/alpha/alpha-linux.mh	2002-11-24 17:50:41.000000000 -0500
-@@ -8,3 +8,5 @@
- 
- MMALLOC = 
- MMALLOC_CFLAGS = -DNO_MMALLOC 
-+
-+MH_CFLAGS = -mieee
-In CVS but not in 5.3 branch...
-
-2002-10-23  Daniel Jacobowitz  <drow@mvista.com>
-
-	* lin-lwp.c (lin_lwp_resume): Remove resume_all test for !step.
-
-Index: lin-lwp.c
-===================================================================
-RCS file: /cvs/src/src/gdb/lin-lwp.c,v
-retrieving revision 1.35
-diff -u -p -r1.35 lin-lwp.c
---- gdb-5.2.90/gdb/lin-lwp.c	27 Aug 2002 22:37:06 -0000	1.35
-+++ gdb-5.2.90/gdb/lin-lwp.c	23 Oct 2002 04:23:13 -0000
-@@ -579,11 +579,8 @@ lin_lwp_resume (ptid_t ptid, int step, e
-   struct lwp_info *lp;
-   int resume_all;
- 
--  /* Apparently the interpretation of PID is dependent on STEP: If
--     STEP is non-zero, a specific PID means `step only this process
--     id'.  But if STEP is zero, then PID means `continue *all*
--     processes, but give the signal only to this one'.  */
--  resume_all = (PIDGET (ptid) == -1) || !step;
-+  /* A specific PTID means `step only this process id'.  */
-+  resume_all = (PIDGET (ptid) == -1);
- 
-   if (resume_all)
-     iterate_over_lwps (resume_set_callback, NULL);
-
-Not submitted yet, testing.
-
---- gdb-5.2.90/gdb/alpha-tdep.c.orig	Sun Nov 24 21:42:53 2002
-+++ gdb-5.2.90/gdb/alpha-tdep.c	Sun Nov 24 21:48:26 2002
-@@ -99,10 +99,12 @@
- 
- static alpha_extra_func_info_t heuristic_proc_desc (CORE_ADDR,
- 						    CORE_ADDR,
--						    struct frame_info *);
-+						    struct frame_info *,
-+						    int);
- 
- static alpha_extra_func_info_t find_proc_desc (CORE_ADDR,
--					       struct frame_info *);
-+					       struct frame_info *,
-+					       int);
- 
- #if 0
- static int alpha_in_lenient_prologue (CORE_ADDR, CORE_ADDR);
-@@ -512,7 +514,7 @@
-   if (tmp != 0)
-     pc = tmp;
- 
--  proc_desc = find_proc_desc (pc, frame->next);
-+  proc_desc = find_proc_desc (pc, frame->next, 1);
-   pcreg = proc_desc ? PROC_PC_REG (proc_desc) : ALPHA_RA_REGNUM;
- 
-   if (frame->signal_handler_caller)
-@@ -596,10 +598,10 @@
- 
- static alpha_extra_func_info_t
- heuristic_proc_desc (CORE_ADDR start_pc, CORE_ADDR limit_pc,
--		     struct frame_info *next_frame)
-+		     struct frame_info *next_frame, int read_sp_p)
- {
--  CORE_ADDR sp = read_next_frame_reg (next_frame, SP_REGNUM);
--  CORE_ADDR vfp = sp;
-+  CORE_ADDR sp;
-+  CORE_ADDR vfp;
-   CORE_ADDR cur_pc;
-   int frame_size;
-   int has_frame_reg = 0;
-@@ -607,6 +609,11 @@
-   int pcreg = -1;
-   int regno;
- 
-+  if (read_sp_p)
-+    vfp = sp = read_next_frame_reg (next_frame, SP_REGNUM);
-+  else
-+    vfp = sp = 0;
-+
-   if (start_pc == 0)
-     return NULL;
-   memset (&temp_proc_desc, '\0', sizeof (temp_proc_desc));
-@@ -761,7 +768,7 @@
-   CORE_ADDR func_addr, func_end;
- 
-   if (!proc_desc)
--    proc_desc = find_proc_desc (pc, NULL);
-+    proc_desc = find_proc_desc (pc, NULL, 0);
- 
-   if (proc_desc)
-     {
-@@ -807,7 +814,7 @@
- }
- 
- static alpha_extra_func_info_t
--find_proc_desc (CORE_ADDR pc, struct frame_info *next_frame)
-+find_proc_desc (CORE_ADDR pc, struct frame_info *next_frame, int read_sp_p)
- {
-   alpha_extra_func_info_t proc_desc;
-   struct block *b;
-@@ -879,7 +886,7 @@
- 	    {
- 	      alpha_extra_func_info_t found_heuristic =
- 	      heuristic_proc_desc (PROC_LOW_ADDR (proc_desc),
--				   pc, next_frame);
-+				   pc, next_frame, read_sp_p);
- 	      if (found_heuristic)
- 		{
- 		  PROC_LOCALOFF (found_heuristic) =
-@@ -921,7 +928,7 @@
- 	startaddr = heuristic_proc_start (pc);
- 
-       proc_desc =
--	heuristic_proc_desc (startaddr, pc, next_frame);
-+	heuristic_proc_desc (startaddr, pc, next_frame, read_sp_p);
-     }
-   return proc_desc;
- }
-@@ -937,7 +944,7 @@
-   if (saved_pc == 0 || inside_entry_file (saved_pc))
-     return 0;
- 
--  proc_desc = find_proc_desc (saved_pc, frame);
-+  proc_desc = find_proc_desc (saved_pc, frame, 1);
-   if (!proc_desc)
-     return 0;
- 
-@@ -979,7 +986,7 @@
- {
-   /* Use proc_desc calculated in frame_chain */
-   alpha_extra_func_info_t proc_desc =
--  frame->next ? cached_proc_desc : find_proc_desc (frame->pc, frame->next);
-+  frame->next ? cached_proc_desc : find_proc_desc (frame->pc, frame->next, 1);
- 
-   frame->extra_info = (struct frame_extra_info *)
-     frame_obstack_alloc (sizeof (struct frame_extra_info));
-@@ -1291,7 +1298,7 @@
-   /* we need proc_desc to know how to restore the registers;
-      if it is NULL, construct (a temporary) one */
-   if (proc_desc == NULL)
--    proc_desc = find_proc_desc (frame->pc, frame->next);
-+    proc_desc = find_proc_desc (frame->pc, frame->next, 1);
- 
-   /* Question: should we copy this proc_desc and save it in
-      frame->proc_desc?  If we do, who will free it?
-Not yet submitted upstream.  This requires some serious thinking about. 
-If the target stack worked in any logical way, this wouldn't be necessary...
-ending up with roughly:
-  thread_stratum: thread-db (silent reference to lin-lwp)
-  core_stratum: corelow
-  exec_stratum: exec
-  dummy_stratum: dummy
-just makes no sense.
-
-This patch fixes debugging threaded applications which are statically linked
-without breaking debugging threaded core files.  It also fixes the PIDs in
-generate-core-file'd corefiles.  Mostly.
-
-diff -x '*~' -ur o/gdb-5.2.debian90.cvs20021120/gdb/corelow.c gdb-5.2.debian90.cvs20021120/gdb/corelow.c
---- o/gdb-5.2.debian90.cvs20021120/gdb/corelow.c	2002-09-18 13:23:15.000000000 -0400
-+++ gdb-5.2.debian90.cvs20021120/gdb/corelow.c	2002-12-03 14:03:32.000000000 -0500
-@@ -350,7 +350,7 @@
-   bfd_map_over_sections (core_bfd, add_to_thread_list,
- 			 bfd_get_section_by_name (core_bfd, ".reg"));
- 
--  if (ontop)
-+  if (ontop || 1)
-     {
-       /* Fetch all registers from core file.  */
-       target_fetch_registers (-1);
-diff -x '*~' -ur o/gdb-5.2.debian90.cvs20021120/gdb/linux-proc.c gdb-5.2.debian90.cvs20021120/gdb/linux-proc.c
---- o/gdb-5.2.debian90.cvs20021120/gdb/linux-proc.c	2002-12-03 14:13:52.000000000 -0500
-+++ gdb-5.2.debian90.cvs20021120/gdb/linux-proc.c	2002-12-03 13:56:34.000000000 -0500
-@@ -177,7 +177,7 @@
- #ifdef FILL_FPXREGSET
-   gdb_fpxregset_t fpxregs;
- #endif
--  unsigned long merged_pid = ptid_get_tid (ptid) << 16 | ptid_get_pid (ptid);
-+  unsigned long merged_pid = ptid_get_tid (ptid) << 16; /*  | ptid_get_pid (ptid); */
- 
-   fill_gregset (&gregs, -1);
-   note_data = (char *) elfcore_write_prstatus (obfd, 
-diff -x '*~' -ur o/gdb-5.2.debian90.cvs20021120/gdb/target.c gdb-5.2.debian90.cvs20021120/gdb/target.c
---- o/gdb-5.2.debian90.cvs20021120/gdb/target.c	2002-09-18 13:23:22.000000000 -0400
-+++ gdb-5.2.debian90.cvs20021120/gdb/target.c	2002-12-03 14:06:07.000000000 -0500
-@@ -1589,6 +1589,7 @@
-   dummy_target.to_find_memory_regions = dummy_find_memory_regions;
-   dummy_target.to_make_corefile_notes = dummy_make_corefile_notes;
-   dummy_target.to_magic = OPS_MAGIC;
-+  cleanup_target (&dummy_target);
- }
- 
- 
-diff -x '*~' -ur o/gdb-5.2.debian90.cvs20021120/gdb/thread-db.c gdb-5.2.debian90.cvs20021120/gdb/thread-db.c
---- o/gdb-5.2.debian90.cvs20021120/gdb/thread-db.c	2002-12-03 14:13:50.000000000 -0500
-+++ gdb-5.2.debian90.cvs20021120/gdb/thread-db.c	2002-12-03 13:39:54.000000000 -0500
-@@ -57,6 +57,31 @@
- /* Non-zero if we're using this module's target vector.  */
- static int using_thread_db;
- 
-+/* Macros to pass an event to the next target if we should not be handling it
-+   here in the thread_stratum.  */
-+#define FIND_NEXT_TARGET(METHOD_NAME)			\
-+  struct target_ops *next_target = &thread_db_ops;	\
-+  while (1)						\
-+    {							\
-+      next_target = find_target_beneath (next_target);	\
-+      if (next_target->METHOD_NAME != NULL)		\
-+	break;						\
-+    }
-+
-+#define MAYBE_HAND_DOWN(METHOD_NAME,ARGS)		\
-+  if (proc_handle.pid == 0)				\
-+    {							\
-+      FIND_NEXT_TARGET (METHOD_NAME);			\
-+      (*next_target->METHOD_NAME) ARGS;			\
-+      return;						\
-+    }
-+#define MAYBE_HAND_DOWN_RETURN(METHOD_NAME,ARGS)	\
-+  if (proc_handle.pid == 0)				\
-+    {							\
-+      FIND_NEXT_TARGET (METHOD_NAME);			\
-+      return (*next_target->METHOD_NAME) ARGS;		\
-+    }
-+
- /* Non-zero if we have to keep this module's target vector active
-    across re-runs.  */
- static int keep_thread_db;
-@@ -489,9 +514,7 @@
- {
-   td_err_e err;
- 
--  /* Don't attempt to use thread_db on targets which can not run
--     (core files).  */
--  if (objfile == NULL || !target_has_execution)
-+  if (objfile == NULL)
-     {
-       /* All symbols have been discarded.  If the thread_db target is
-          active, deactivate it now.  */
-@@ -515,7 +538,10 @@
-   /* Initialize the structure that identifies the child process.  Note
-      that at this point there is no guarantee that we actually have a
-      child process.  */
--  proc_handle.pid = GET_PID (inferior_ptid);
-+  if (target_has_execution)
-+    proc_handle.pid = GET_PID (inferior_ptid);
-+  else
-+    proc_handle.pid = 0;
- 
-   /* Now attempt to open a connection to the thread library.  */
-   err = td_ta_new_p (&proc_handle, &thread_agent);
-@@ -758,6 +784,9 @@
-   struct cleanup *old_chain = save_inferior_ptid ();
-   int xfer;
- 
-+  MAYBE_HAND_DOWN_RETURN (to_xfer_memory, (memaddr, myaddr, len, write,
-+					   attrib, target));
-+
-   if (is_thread (inferior_ptid))
-     {
-       /* FIXME: This seems to be necessary to make sure breakpoints
-@@ -782,6 +811,8 @@
-   gdb_prfpregset_t fpregset;
-   td_err_e err;
- 
-+  MAYBE_HAND_DOWN (to_fetch_registers, (regno));
-+
-   if (!is_thread (inferior_ptid))
-     {
-       /* Pass the request to the target beneath us.  */
-@@ -819,6 +850,8 @@
-   gdb_prfpregset_t fpregset;
-   td_err_e err;
- 
-+  MAYBE_HAND_DOWN (to_store_registers, (regno));
-+
-   if (!is_thread (inferior_ptid))
-     {
-       /* Pass the request to the target beneath us.  */
-@@ -908,6 +941,8 @@
-   td_thrinfo_t ti;
-   td_err_e err;
- 
-+  MAYBE_HAND_DOWN_RETURN (to_thread_alive, (ptid));
-+
-   if (is_thread (ptid))
-     {
-       err = td_ta_map_id2thr_p (thread_agent, GET_THREAD (ptid), &th);
-@@ -961,6 +996,8 @@
- {
-   td_err_e err;
- 
-+  MAYBE_HAND_DOWN (to_find_new_threads, ());
-+
-   /* Iterate over all user-space threads to discover new threads.  */
-   err = td_ta_thr_iter_p (thread_agent, find_new_threads_callback, NULL,
- 			  TD_THR_ANY_STATE, TD_THR_LOWEST_PRIORITY,
-@@ -972,6 +1009,8 @@
- static char *
- thread_db_pid_to_str (ptid_t ptid)
- {
-+  MAYBE_HAND_DOWN_RETURN (to_pid_to_str, (ptid));
-+
-   if (is_thread (ptid))
-     {
-       static char buf[64];
-Trivial.  Need to submit this.
-
---- gdb-5.2.debian90.cvs20021120/gdb/tracepoint.c.orig	2002-12-03 14:35:44.000000000 -0500
-+++ gdb-5.2.debian90.cvs20021120/gdb/tracepoint.c	2002-12-03 14:43:02.000000000 -0500
-@@ -861,6 +861,8 @@
-       else
- 	line = gdb_readline (0);
- 
-+      if (line == NULL || *line == EOF)
-+	break;
-       linetype = validate_actionline (&line, t);
-       if (linetype == BADLINE)
- 	continue;		/* already warned -- collect another line */
-Fix build on Sparc.
-
---- gdb-5.3/gdb/sparc-nat.c.orig	2003-01-04 00:11:28.000000000 -0500
-+++ gdb-5.3/gdb/sparc-nat.c	2003-01-04 00:12:42.000000000 -0500
-@@ -33,6 +33,13 @@
- #include <sys/ptrace.h>
- #include <sys/wait.h>
- #ifdef __linux__
-+/* Sadly, <sys/ucontext.h> conflicts with <asm/reg.h> on Linux.  And
-+   -D_GNU_SOURCE brings in <sys/ucontext.h> implicitly with <signal.h>.
-+   Hack around this.  */
-+#undef FPU_REGS_TYPE
-+#define fpu asm_reg_fpu
-+#define fq asm_reg_fq
-+#define fpq asm_reg_fpq
- #include <asm/reg.h>
- #else
- #include <machine/reg.h>
-diff -urN gdb-5.3/gdb/gdbserver.orig/gdbreplay.c gdb-5.3/gdb/gdbserver/gdbreplay.c
---- gdb-5.3/gdb/gdbserver.orig/gdbreplay.c	2002-07-09 11:38:58.000000000 -0600
-+++ gdb-5.3/gdb/gdbserver/gdbreplay.c	2003-08-20 08:44:20.000000000 -0600
-@@ -54,14 +54,15 @@
- perror_with_name (char *string)
- {
- #ifndef STDC_HEADERS
--  extern int sys_nerr;
-   extern char *sys_errlist[];
-   extern int errno;
- #endif
-   const char *err;
-   char *combined;
- 
--  err = (errno < sys_nerr) ? sys_errlist[errno] : "unknown error";
-+  err = strerror (errno);
-+  if (err == NULL)
-+    err = "unknown error";
-   combined = (char *) alloca (strlen (err) + strlen (string) + 3);
-   strcpy (combined, string);
-   strcat (combined, ": ");
-diff -urN gdb-5.3/gdb/gdbserver.orig/low-hppabsd.c gdb-5.3/gdb/gdbserver/low-hppabsd.c
---- gdb-5.3/gdb/gdbserver.orig/low-hppabsd.c	2002-01-17 14:13:49.000000000 -0700
-+++ gdb-5.3/gdb/gdbserver/low-hppabsd.c	2003-08-20 08:46:04.000000000 -0600
-@@ -61,7 +61,7 @@
-       execv (program, allargs);
- 
-       fprintf (stderr, "Cannot exec %s: %s.\n", program,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error");
-+	       strerror (errno));
-       fflush (stderr);
-       _exit (0177);
-     }
-diff -urN gdb-5.3/gdb/gdbserver.orig/low-lynx.c gdb-5.3/gdb/gdbserver/low-lynx.c
---- gdb-5.3/gdb/gdbserver.orig/low-lynx.c	2002-01-17 14:13:49.000000000 -0700
-+++ gdb-5.3/gdb/gdbserver/low-lynx.c	2003-08-20 08:46:18.000000000 -0600
-@@ -79,7 +79,7 @@
- 
-       fprintf (stderr, "GDBserver (process %d):  Cannot exec %s: %s.\n",
- 	       getpid (), program,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error");
-+	       strerror (errno));
-       fflush (stderr);
-       _exit (0177);
-     }
-diff -urN gdb-5.3/gdb/gdbserver.orig/low-nbsd.c gdb-5.3/gdb/gdbserver/low-nbsd.c
---- gdb-5.3/gdb/gdbserver.orig/low-nbsd.c	2002-01-17 14:13:49.000000000 -0700
-+++ gdb-5.3/gdb/gdbserver/low-nbsd.c	2003-08-20 08:46:27.000000000 -0600
-@@ -137,7 +137,7 @@
-       execv (program, allargs);
- 
-       fprintf (stderr, "Cannot exec %s: %s.\n", program,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error");
-+	       strerror (errno));
-       fflush (stderr);
-       _exit (0177);
-     }
-diff -urN gdb-5.3/gdb/gdbserver.orig/low-sparc.c gdb-5.3/gdb/gdbserver/low-sparc.c
---- gdb-5.3/gdb/gdbserver.orig/low-sparc.c	2002-01-17 14:13:50.000000000 -0700
-+++ gdb-5.3/gdb/gdbserver/low-sparc.c	2003-08-20 08:46:38.000000000 -0600
-@@ -44,7 +44,6 @@
- #include <sys/ptrace.h>
- #include <sys/reg.h>
- 
--extern int sys_nerr;
- extern char **sys_errlist;
- extern int errno;
- 
-@@ -67,7 +66,7 @@
-       execv (program, allargs);
- 
-       fprintf (stderr, "Cannot exec %s: %s.\n", program,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error");
-+	       strerror (errno));
-       fflush (stderr);
-       _exit (0177);
-     }
-diff -urN gdb-5.3/gdb/gdbserver.orig/low-sun3.c gdb-5.3/gdb/gdbserver/low-sun3.c
---- gdb-5.3/gdb/gdbserver.orig/low-sun3.c	2002-01-17 14:13:50.000000000 -0700
-+++ gdb-5.3/gdb/gdbserver/low-sun3.c	2003-08-20 08:46:51.000000000 -0600
-@@ -41,7 +41,6 @@
- #include <sys/ptrace.h>
- #include <machine/reg.h>
- 
--extern int sys_nerr;
- extern char **sys_errlist;
- extern int errno;
- 
-@@ -64,7 +63,7 @@
-       execv (program, allargs);
- 
-       fprintf (stderr, "Cannot exec %s: %s.\n", program,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error");
-+	       strerror (errno));
-       fflush (stderr);
-       _exit (0177);
-     }
-diff -urN gdb-5.3/gdb/gdbserver.orig/utils.c gdb-5.3/gdb/gdbserver/utils.c
---- gdb-5.3/gdb/gdbserver.orig/utils.c	2003-08-20 08:47:56.000000000 -0600
-+++ gdb-5.3/gdb/gdbserver/utils.c	2003-08-20 08:48:15.000000000 -0600
-@@ -33,16 +33,13 @@
- perror_with_name (char *string)
- {
- #ifndef STDC_HEADERS
--  extern int sys_nerr;
--  extern char *sys_errlist[];
-   extern int errno;
- #endif
-   const char *err;
-   char *combined;
- 
--  if (errno < sys_nerr)
--    err = sys_errlist[errno];
--  else
-+  err = strerror (errno);
-+  if (err == NULL)
-     err = "unknown error";
- 
-   combined = (char *) alloca (strlen (err) + strlen (string) + 3);
-diff -urN gdb-5.3/gdb/gdbserver.orig/linux-low.c.orig gdb-5.3/gdb/gdbserver/linux-low.c.orig
---- gdb-5.3/gdb/gdbserver.orig/linux-low.c	2003-08-20 08:40:27.000000000 -0600
-+++ gdb-5.3/gdb/gdbserver/linux-low.c	2003-08-20 08:44:54.000000000 -0600
-@@ -175,8 +175,7 @@
-   if (ptrace (PTRACE_ATTACH, pid, 0, 0) != 0)
-     {
-       fprintf (stderr, "Cannot attach to process %d: %s (%d)\n", pid,
--	       errno < sys_nerr ? sys_errlist[errno] : "unknown error",
--	       errno);
-+	       strerror (errno), errno);
-       fflush (stderr);
- 
-       /* If we fail to attach to an LWP, just return.  */
-
diff --git a/toolchain/gdb/5.3/100-uclibc.patch b/toolchain/gdb/5.3/100-uclibc.patch
deleted file mode 100644
index f9853035e3..0000000000
--- a/toolchain/gdb/5.3/100-uclibc.patch
+++ /dev/null
@@ -1,154 +0,0 @@
-diff -urN gdb-5.3/bfd/config.bfd gdb-5.3-new/bfd/config.bfd
---- gdb-5.3/bfd/config.bfd	2002-09-05 15:34:35.000000000 -0500
-+++ gdb-5.3-new/bfd/config.bfd	2004-01-11 06:25:31.000000000 -0600
-@@ -83,7 +83,7 @@
-     targ_defvec=ecoffalpha_little_vec
-     targ_selvecs=bfd_elf64_alpha_vec
-     ;;
--  alpha*-*-linux-gnu* | alpha*-*-elf*)
-+  alpha*-*-linux-gnu* | alpha*-*-linux-uclibc* | alpha*-*-elf*)
-     targ_defvec=bfd_elf64_alpha_vec
-     targ_selvecs=ecoffalpha_little_vec
-     ;;
-@@ -97,7 +97,8 @@
-     targ_defvec=bfd_elf64_ia64_aix_little_vec
-     targ_selvecs="bfd_elf64_ia64_aix_big_vec bfd_efi_app_ia64_vec"
-     ;;
--  ia64*-*-freebsd* | ia64*-*-netbsd* | ia64*-*-linux-gnu* | ia64*-*-elf*)
-+  ia64*-*-freebsd* | ia64*-*-netbsd* | ia64*-*-linux-gnu* | \
-+  ia64*-*-linux-uclibc* | ia64*-*-elf*)
-     targ_defvec=bfd_elf64_ia64_little_vec
-     targ_selvecs="bfd_elf64_ia64_big_vec bfd_efi_app_ia64_vec"
-     ;;
-@@ -176,11 +177,12 @@
-     targ_defvec=bfd_elf32_littlearm_vec
-     targ_selvecs=bfd_elf32_bigarm_vec
-     ;;
--  armeb-*-elf | arm*b-*-linux-gnu*)
-+  armeb-*-elf | arm*b-*-linux-gnu* | arm*b-*-linux-uclibc*)
-     targ_defvec=bfd_elf32_bigarm_vec
-     targ_selvecs=bfd_elf32_littlearm_vec
-     ;;
--  arm-*-elf | arm-*-freebsd* | arm*-*-linux-gnu* | arm*-*-conix* | arm*-*-uclinux*)
-+  arm-*-elf | arm-*-freebsd* | arm*-*-linux-gnu* | arm*-*-linux-uclibc* | \
-+  arm*-*-conix* | arm*-*-uclinux*)
-     targ_defvec=bfd_elf32_littlearm_vec
-     targ_selvecs=bfd_elf32_bigarm_vec
-     ;;
-@@ -313,7 +315,7 @@
-     ;;
- 
- #ifdef BFD64
--  hppa*64*-*-linux-gnu*)
-+  hppa*64*-*-linux-gnu* | hppa*64*-*-linux-uclibc*)
-     targ_defvec=bfd_elf64_hppa_linux_vec
-     targ_selvecs=bfd_elf64_hppa_vec
-     ;;
-@@ -324,7 +326,7 @@
-     ;;
- #endif
- 
--  hppa*-*-linux-gnu*)
-+  hppa*-*-linux-gnu* | hppa*-*-linux-uclibc*)
-     targ_defvec=bfd_elf32_hppa_linux_vec
-     targ_selvecs=bfd_elf32_hppa_vec
-     ;;
-@@ -424,7 +426,7 @@
-     targ_selvecs=bfd_elf32_i386_vec
-     targ_underscore=yes
-     ;;
--  i[3456]86-*-linux-gnu*)
-+  i[3-7]86-*-linux-gnu* | i[3-7]86-*-linux-uclibc*)
-     targ_defvec=bfd_elf32_i386_vec
-     targ_selvecs="i386linux_vec bfd_efi_app_ia32_vec"
-     targ64_selvecs=bfd_elf64_x86_64_vec
-@@ -438,7 +440,7 @@
-     targ_defvec=bfd_elf64_x86_64_vec
-     targ_selvecs="bfd_elf32_i386_vec i386netbsd_vec i386coff_vec bfd_efi_app_ia32_vec"
-     ;;
--  x86_64-*-linux-gnu*)
-+  x86_64-*-linux-gnu* | x86_64-*-linux-uclibc*)
-     targ_defvec=bfd_elf64_x86_64_vec
-     targ_selvecs="bfd_elf32_i386_vec i386linux_vec bfd_efi_app_ia32_vec"
-     ;;
-@@ -589,7 +591,7 @@
-     targ_defvec=hp300hpux_vec
-     targ_underscore=yes
-     ;;
--  m68*-*-linux*aout*)
-+  m68*-*-linux-gnu* | m68*-*-linux-uclibc*)
-     targ_defvec=m68klinux_vec
-     targ_selvecs=bfd_elf32_m68k_vec
-     targ_underscore=yes
-@@ -865,7 +867,8 @@
-     ;;
- #endif
-   powerpc-*-*bsd* | powerpc-*-elf* | powerpc-*-sysv4* | powerpc-*-eabi* | \
--  powerpc-*-solaris2* | powerpc-*-linux-gnu* | powerpc-*-rtems* | \
-+  powerpc-*-solaris2* | powerpc-*-linux-gnu* | powerpc-*-linux-uclibc* | \
-+  powerpc-*-rtems* | \
-   powerpc-*-chorus* | powerpc-*-vxworks* | powerpc-*-windiss*)
-     targ_defvec=bfd_elf32_powerpc_vec
-     targ_selvecs="rs6000coff_vec bfd_elf32_powerpcle_vec ppcboot_vec"
-@@ -887,8 +890,8 @@
-     targ_selvecs="rs6000coff_vec bfd_elf32_powerpcqnx_vec ppcboot_vec"
-     ;;
-   powerpcle-*-elf* | powerpcle-*-sysv4* | powerpcle-*-eabi* | \
--  powerpcle-*-solaris2* | powerpcle-*-linux-gnu* | powerpcle-*-vxworks* |\
--  powerpcle-*-rtems*)
-+  powerpcle-*-solaris2* | powerpcle-*-linux-gnu* | powerpcle-*-linux-uclibc* |\
-+  powerpcle-*-vxworks* | powerpcle-*-rtems*)
-     targ_defvec=bfd_elf32_powerpcle_vec
-     targ_selvecs="rs6000coff_vec bfd_elf32_powerpc_vec ppcboot_vec"
-     targ64_selvecs="bfd_elf64_powerpc_vec bfd_elf64_powerpcle_vec"
-@@ -1038,7 +1041,7 @@
-     targ_selvecs="bfd_elf32_sparc_vec sunos_big_vec"
-     targ_underscore=yes
-     ;;
--  sparc-*-linux-gnu*)
-+  sparc-*-linux-gnu* | sparc-*-linux-uclibc*)
-     targ_defvec=bfd_elf32_sparc_vec
-     targ_selvecs="sparclinux_vec bfd_elf64_sparc_vec sunos_big_vec"
-     ;;
-@@ -1081,7 +1084,7 @@
-     targ_defvec=sunos_big_vec
-     targ_underscore=yes
-     ;;
--  sparc64-*-linux-gnu*)
-+  sparc64-*-linux-gnu* | sparc64-*-linux-uclibc*)
-     targ_defvec=bfd_elf64_sparc_vec
-     targ_selvecs="bfd_elf32_sparc_vec sparclinux_vec sunos_big_vec"
-     ;;
-diff -urN gdb-5.3/bfd/configure gdb-5.3-new/bfd/configure
---- gdb-5.3/bfd/configure	2002-08-28 05:38:44.000000000 -0500
-+++ gdb-5.3-new/bfd/configure	2004-01-11 06:27:15.000000000 -0600
-@@ -1677,6 +1677,11 @@
-   lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
-   ;;
- 
-+linux-uclibc*)
-+  lt_cv_deplibs_check_method=pass_all
-+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
-+  ;;
-+
- netbsd*)
-   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
-     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
-@@ -5067,7 +5072,7 @@
-   alpha*-*-freebsd*)
- 	COREFILE=''
- 	;;
--  alpha*-*-linux-gnu*)
-+  alpha*-*-linux-gnu* | alpha*-*-linux-uclibc*)
- 	COREFILE=trad-core.lo
- 	TRAD_HEADER='"hosts/alphalinux.h"'
- 	;;
-@@ -5126,7 +5131,7 @@
- 	COREFILE=trad-core.lo
- 	TRAD_HEADER='"hosts/i386mach3.h"'
- 	;;
--  i[3456]86-*-linux-gnu*)
-+  i[3-7]86-*-linux-gnu* | i[3-7]86-*-linux-uclibc*)
- 	COREFILE=trad-core.lo
- 	TRAD_HEADER='"hosts/i386linux.h"'
- 	;;
diff --git a/toolchain/gdb/Config.in b/toolchain/gdb/Config.in
index 89ee0ad6df..2c8a67cd9e 100644
--- a/toolchain/gdb/Config.in
+++ b/toolchain/gdb/Config.in
@@ -22,14 +22,11 @@ config BR2_PACKAGE_GDB_CLIENT
 
 choice
 	prompt "GDB debuger Version"
-	default BR2_GDB_VERSION_5_3
+	default BR2_GDB_VERSION_6_3
 	depends on BR2_PACKAGE_GDB || BR2_PACKAGE_GDB_SERVER || BR2_HOST_GDB
 	help
 	  Select the version of gcc you wish to use.
 
-	config BR2_GDB_VERSION_5.3
-		bool "gdb 5.3"
-
 	config BR2_GDB_VERSION_6_1_1
 		bool "gdb 6.1.1"
 
@@ -46,7 +43,6 @@ endchoice
 
 config BR2_GDB_VERSION
 	string
-	default "5.3"      if BR2_GDB_VERSION_5.3
 	default "6.1.1"    if BR2_GDB_VERSION_6_1_1
 	default "6.2"      if BR2_GDB_VERSION_6_2
 	default "6.2.1"    if BR2_GDB_VERSION_6_2_1
diff --git a/toolchain/gdb/gdb.mk b/toolchain/gdb/gdb.mk
index 9aa5f8e072..56077ccb52 100644
--- a/toolchain/gdb/gdb.mk
+++ b/toolchain/gdb/gdb.mk
@@ -7,14 +7,8 @@ GDB_VERSION:=$(strip $(subst ",, $(BR2_GDB_VERSION)))
 #"
 
 GDB_SITE:=http://ftp.gnu.org/gnu/gdb
-
-ifeq ($(GDB_VERSION),5.3)
-GDB_SOURCE:=gdb-$(GDB_VERSION).tar.gz
-GDB_CAT:=zcat
-else
 GDB_SOURCE:=gdb-$(GDB_VERSION).tar.bz2
 GDB_CAT:=bzcat
-endif
 
 GDB_DIR:=$(TOOL_BUILD_DIR)/gdb-$(GDB_VERSION)
 
@@ -27,11 +21,6 @@ $(GDB_DIR)/.unpacked: $(DL_DIR)/$(GDB_SOURCE)
 	# Copy a config.sub from gcc.  This is only necessary until
 	# gdb's config.sub supports <arch>-linux-uclibc tuples.
 	# Should probably integrate this into the patch.
-ifeq ($(GDB_VERSION),5.3)
-	chmod u+x $(GDB_DIR)/gdb/gdbserver/configure
-	cp $(GCC_DIR)/config.sub $(GDB_DIR)
-	cp $(GCC_DIR)/config.sub $(GDB_DIR)/readline/support/
-endif
 	touch  $(GDB_DIR)/.unpacked
 
 ######################################################################