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- archer-jankratochvil-fedora12 commit:

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2888fafe63889757c6fd27ccc2f25661d43fd1a4
- Drop archer-jankratochvil-vla VAROBJ invalidate/revalidate split to fix
    regressions against FSF GDB HEAD.
This commit is contained in:
Jan Kratochvil 2009-08-11 21:15:13 +00:00
parent 99fa6c959f
commit 833a63eb37
3 changed files with 151 additions and 412 deletions
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108
gdb-6.3-pie-20050110.patch
View File

@ -26,10 +26,10 @@
Fix scan_dyntag() for binaries provided by valgrind (BZ 460319).
Index: gdb-6.8.50.20090809/gdb/amd64-tdep.c
Index: gdb-6.8.50.20090811/gdb/amd64-tdep.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/amd64-tdep.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/amd64-tdep.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/amd64-tdep.c 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/amd64-tdep.c 2009-08-11 23:12:34.000000000 +0200
@@ -36,6 +36,7 @@
#include "regcache.h"
#include "regset.h"
@ -138,10 +138,10 @@ Index: gdb-6.8.50.20090809/gdb/amd64-tdep.c
return pc;
}
Index: gdb-6.8.50.20090809/gdb/auxv.c
Index: gdb-6.8.50.20090811/gdb/auxv.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/auxv.c 2009-07-02 19:25:52.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/auxv.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/auxv.c 2009-07-02 19:25:52.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/auxv.c 2009-08-11 23:12:34.000000000 +0200
@@ -78,7 +78,7 @@ procfs_xfer_auxv (struct target_ops *ops
Return 1 if an entry was read into *TYPEP and *VALP. */
static int
@ -230,10 +230,10 @@ Index: gdb-6.8.50.20090809/gdb/auxv.c
break;
}
Index: gdb-6.8.50.20090809/gdb/auxv.h
Index: gdb-6.8.50.20090811/gdb/auxv.h
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/auxv.h 2009-06-07 21:07:08.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/auxv.h 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/auxv.h 2009-06-07 21:07:08.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/auxv.h 2009-08-11 23:12:34.000000000 +0200
@@ -31,14 +31,14 @@
Return 1 if an entry was read into *TYPEP and *VALP. */
extern int target_auxv_parse (struct target_ops *ops,
@ -251,11 +251,11 @@ Index: gdb-6.8.50.20090809/gdb/auxv.h
/* Print the contents of the target's AUXV on the specified file. */
extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
Index: gdb-6.8.50.20090809/gdb/dwarf2read.c
Index: gdb-6.8.50.20090811/gdb/dwarf2read.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/dwarf2read.c 2009-08-10 14:59:28.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/dwarf2read.c 2009-08-10 14:59:58.000000000 +0200
@@ -1659,7 +1659,7 @@ dwarf2_build_psymtabs (struct objfile *o
--- gdb-6.8.50.20090811.orig/gdb/dwarf2read.c 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/dwarf2read.c 2009-08-11 23:12:34.000000000 +0200
@@ -1653,7 +1653,7 @@ dwarf2_build_psymtabs (struct objfile *o
dwarf2_read_section (objfile, &dwarf2_per_objfile->eh_frame);
dwarf2_read_section (objfile, &dwarf2_per_objfile->frame);
@ -264,10 +264,10 @@ Index: gdb-6.8.50.20090809/gdb/dwarf2read.c
|| (objfile->global_psymbols.size == 0
&& objfile->static_psymbols.size == 0))
{
Index: gdb-6.8.50.20090809/gdb/elfread.c
Index: gdb-6.8.50.20090811/gdb/elfread.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/elfread.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/elfread.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/elfread.c 2009-08-11 23:12:31.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/elfread.c 2009-08-11 23:12:34.000000000 +0200
@@ -681,7 +681,7 @@ elf_symfile_read (struct objfile *objfil
/* If we are reinitializing, or if we have never loaded syms yet,
set table to empty. MAINLINE is cleared so that *_read_psymtab
@ -277,10 +277,10 @@ Index: gdb-6.8.50.20090809/gdb/elfread.c
{
init_psymbol_list (objfile, 0);
mainline = 0;
Index: gdb-6.8.50.20090809/gdb/infrun.c
Index: gdb-6.8.50.20090811/gdb/infrun.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/infrun.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/infrun.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/infrun.c 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/infrun.c 2009-08-11 23:12:34.000000000 +0200
@@ -3531,6 +3531,10 @@ infrun: BPSTAT_WHAT_SET_LONGJMP_RESUME (
#endif
target_terminal_inferior ();
@ -292,13 +292,13 @@ Index: gdb-6.8.50.20090809/gdb/infrun.c
/* If requested, stop when the dynamic linker notifies
gdb of events. This allows the user to get control
and place breakpoints in initializer routines for
Index: gdb-6.8.50.20090809/gdb/objfiles.c
Index: gdb-6.8.50.20090811/gdb/objfiles.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/objfiles.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/objfiles.c 2009-08-10 14:59:58.000000000 +0200
@@ -52,6 +52,9 @@
--- gdb-6.8.50.20090811.orig/gdb/objfiles.c 2009-08-11 23:12:31.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/objfiles.c 2009-08-11 23:12:51.000000000 +0200
@@ -51,6 +51,9 @@
#include "arch-utils.h"
#include "exec.h"
#include "observer.h"
+#include "auxv.h"
+#include "elf/common.h"
@ -306,7 +306,7 @@ Index: gdb-6.8.50.20090809/gdb/objfiles.c
/* Prototypes for local functions */
static void objfile_alloc_data (struct objfile *objfile);
@@ -279,9 +282,17 @@ init_entry_point_info (struct objfile *o
@@ -278,9 +281,17 @@ init_entry_point_info (struct objfile *o
CORE_ADDR
entry_point_address (void)
{
@ -334,10 +334,10 @@ Index: gdb-6.8.50.20090809/gdb/objfiles.c
/* Before the symbol table code was redone to make it easier to
selectively load and remove information particular to a specific
linkage unit, gdb used to do these things whenever the monolithic
Index: gdb-6.8.50.20090809/gdb/solib-svr4.c
Index: gdb-6.8.50.20090811/gdb/solib-svr4.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/solib-svr4.c 2009-08-10 14:56:11.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/solib-svr4.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/solib-svr4.c 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/solib-svr4.c 2009-08-11 23:12:34.000000000 +0200
@@ -47,6 +47,7 @@
#include "exec.h"
#include "auxv.h"
@ -999,10 +999,10 @@ Index: gdb-6.8.50.20090809/gdb/solib-svr4.c
+ add_info ("linkmap", info_linkmap_command,
+ "Display the inferior's linkmap.");
}
Index: gdb-6.8.50.20090809/gdb/solib.c
Index: gdb-6.8.50.20090811/gdb/solib.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/solib.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/solib.c 2009-08-10 15:07:13.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/solib.c 2009-08-11 23:12:31.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/solib.c 2009-08-11 23:12:34.000000000 +0200
@@ -81,6 +81,8 @@ set_solib_ops (struct gdbarch *gdbarch,
/* external data declarations */
@ -1021,7 +1021,7 @@ Index: gdb-6.8.50.20090809/gdb/solib.c
/*
GLOBAL FUNCTION
@@ -453,14 +453,38 @@ symbol_add_stub (struct so_list *so, int
@@ -449,14 +453,38 @@ symbol_add_stub (struct so_list *so, int
/* Have we already loaded this shared object? */
ALL_OBJFILES (so->objfile)
{
@ -1139,10 +1139,10 @@ Index: gdb-6.8.50.20090809/gdb/solib.c
+ NULL, NULL,
+ &setdebuglist, &showdebuglist);
}
Index: gdb-6.8.50.20090809/gdb/solist.h
Index: gdb-6.8.50.20090811/gdb/solist.h
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/solist.h 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/solist.h 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/solist.h 2009-08-11 23:12:31.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/solist.h 2009-08-11 23:12:34.000000000 +0200
@@ -61,6 +61,8 @@ struct so_list
bfd *abfd;
char symbols_loaded; /* flag: symbols read in yet? */
@ -1163,10 +1163,10 @@ Index: gdb-6.8.50.20090809/gdb/solist.h
+extern int debug_solib;
+
#endif
Index: gdb-6.8.50.20090809/gdb/symfile-mem.c
Index: gdb-6.8.50.20090811/gdb/symfile-mem.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/symfile-mem.c 2009-08-10 00:50:30.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/symfile-mem.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/symfile-mem.c 2009-08-11 23:12:31.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/symfile-mem.c 2009-08-11 23:12:34.000000000 +0200
@@ -115,7 +115,7 @@ symbol_file_add_from_memory (struct bfd
++i;
}
@ -1176,10 +1176,10 @@ Index: gdb-6.8.50.20090809/gdb/symfile-mem.c
sai, OBJF_SHARED);
/* This might change our ideas about frames already looked at. */
Index: gdb-6.8.50.20090809/gdb/symfile.c
Index: gdb-6.8.50.20090811/gdb/symfile.c
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/symfile.c 2009-08-10 14:59:28.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/symfile.c 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/symfile.c 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/symfile.c 2009-08-11 23:12:34.000000000 +0200
@@ -49,6 +49,7 @@
#include "readline/readline.h"
#include "gdb_assert.h"
@ -1188,7 +1188,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
#include "observer.h"
#include "exec.h"
#include "parser-defs.h"
@@ -785,7 +786,7 @@ syms_from_objfile (struct objfile *objfi
@@ -786,7 +787,7 @@ syms_from_objfile (struct objfile *objfi
/* Now either addrs or offsets is non-zero. */
@ -1197,7 +1197,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
{
/* We will modify the main symbol table, make sure that all its users
will be cleaned up if an error occurs during symbol reading. */
@@ -813,7 +814,7 @@ syms_from_objfile (struct objfile *objfi
@@ -814,7 +815,7 @@ syms_from_objfile (struct objfile *objfi
We no longer warn if the lowest section is not a text segment (as
happens for the PA64 port. */
@ -1206,7 +1206,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
{
asection *lower_sect;
asection *sect;
@@ -896,7 +897,7 @@ syms_from_objfile (struct objfile *objfi
@@ -897,7 +898,7 @@ syms_from_objfile (struct objfile *objfi
init_objfile_sect_indices (objfile);
}
@ -1215,7 +1215,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
/* Discard cleanups as symbol reading was successful. */
@@ -915,17 +916,22 @@ new_symfile_objfile (struct objfile *obj
@@ -916,17 +917,22 @@ new_symfile_objfile (struct objfile *obj
/* If this is the main symbol file we have to clean up all users of the
old main symbol file. Otherwise it is sufficient to fixup all the
breakpoints that may have been redefined by this symbol file. */
@ -1240,7 +1240,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
/* We're done reading the symbol file; finish off complaints. */
clear_complaints (&symfile_complaints, 0, add_flags & SYMFILE_VERBOSE);
@@ -982,7 +988,7 @@ symbol_file_add_with_addrs_or_offsets (b
@@ -980,7 +986,7 @@ symbol_file_add_with_addrs_or_offsets (b
/* Give user a chance to burp if we'd be
interactively wiping out any existing symbols. */
@ -1249,7 +1249,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
&& (have_full_symbols () || have_partial_symbols ())
&& from_tty
&& (have_full_symbols () || have_partial_symbols ())
@@ -1183,6 +1189,9 @@ symbol_file_clear (int from_tty)
@@ -1181,6 +1187,9 @@ symbol_file_clear (int from_tty)
symfile_objfile->name)
: !query (_("Discard symbol table? "))))
error (_("Not confirmed."));
@ -1259,7 +1259,7 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
free_all_objfiles ();
@@ -3387,6 +3396,8 @@ reread_symbols (void)
@@ -3385,6 +3394,8 @@ reread_symbols (void)
/* Discard cleanups as symbol reading was successful. */
discard_cleanups (old_cleanups);
@ -1268,10 +1268,10 @@ Index: gdb-6.8.50.20090809/gdb/symfile.c
/* If the mtime has changed between the time we set new_modtime
and now, we *want* this to be out of date, so don't call stat
again now. */
Index: gdb-6.8.50.20090809/gdb/target.h
Index: gdb-6.8.50.20090811/gdb/target.h
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/target.h 2009-08-10 14:59:28.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/target.h 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/target.h 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/target.h 2009-08-11 23:12:34.000000000 +0200
@@ -524,7 +524,7 @@ struct target_ops
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
@ -1281,10 +1281,10 @@ Index: gdb-6.8.50.20090809/gdb/target.h
/* Search SEARCH_SPACE_LEN bytes beginning at START_ADDR for the
sequence of bytes in PATTERN with length PATTERN_LEN.
Index: gdb-6.8.50.20090809/gdb/symfile.h
Index: gdb-6.8.50.20090811/gdb/symfile.h
===================================================================
--- gdb-6.8.50.20090809.orig/gdb/symfile.h 2009-08-10 14:59:28.000000000 +0200
+++ gdb-6.8.50.20090809/gdb/symfile.h 2009-08-10 14:59:58.000000000 +0200
--- gdb-6.8.50.20090811.orig/gdb/symfile.h 2009-08-11 23:12:32.000000000 +0200
+++ gdb-6.8.50.20090811/gdb/symfile.h 2009-08-11 23:12:34.000000000 +0200
@@ -229,7 +229,13 @@ enum symfile_add_flags
SYMFILE_MAINLINE = 1 << 2,

448
gdb-archer.patch
View File

@ -2,7 +2,7 @@ http://sourceware.org/gdb/wiki/ProjectArcher
http://sourceware.org/gdb/wiki/ArcherBranchManagement
GIT snapshot:
commit 93f5e942bdcdcc376ece452c309bedabae71def9
commit 2888fafe63889757c6fd27ccc2f25661d43fd1a4
branch `archer' - the merge of branches:
archer-tromey-call-frame-cfa
@ -3214,26 +3214,10 @@ index b1c0452..da24b98 100644
@node Language Support
diff --git a/gdb/doc/observer.texi b/gdb/doc/observer.texi
index 4984f31..4bbbe4e 100644
index 4984f31..fcf1b5d 100644
--- a/gdb/doc/observer.texi
+++ b/gdb/doc/observer.texi
@@ -130,6 +130,15 @@ Called with @var{objfile} equal to @code{NULL} to indicate
previously loaded symbol table data has now been invalidated.
@end deftypefun
+@deftypefun void objfile_unloading (struct objfile *@var{objfile})
+The file specified by @var{objfile} is going to be removed from @value{GDBN}.
+@end deftypefun
+
+@deftypefun void objfile_unloaded (void)
+Removal of @var{objfile} started by @code{objfile_unloading} finished and
+@var{objfile} is no longer known to @value{GDBN}.
+@end deftypefun
+
@deftypefun void new_thread (struct thread_info *@var{t})
The thread specified by @var{t} has been created.
@end deftypefun
@@ -206,6 +215,11 @@ Either @value{GDBN} detached from the inferior, or the inferior
@@ -206,6 +206,11 @@ Either @value{GDBN} detached from the inferior, or the inferior
exited. The argument @var{pid} identifies the inferior.
@end deftypefun
@ -10513,23 +10497,17 @@ index a84003f..924c1c5 100644
default_symfile_offsets, /* sym_offsets: dummy FIXME til implem sym reloc */
default_symfile_segments, /* sym_segments: Get segment information from
diff --git a/gdb/objfiles.c b/gdb/objfiles.c
index 586f5d0..a4bf719 100644
index 586f5d0..6d0451c 100644
--- a/gdb/objfiles.c
+++ b/gdb/objfiles.c
@@ -432,10 +432,9 @@ free_objfile (struct objfile *objfile)
doesn't reference it. */
objfile->separate_debug_objfile_backlink->separate_debug_objfile = NULL;
}
-
- /* Remove any references to this objfile in the global value
- lists. */
- preserve_values (objfile);
+
+ /* Remove any references to this objfile in the global value lists. */
+ observer_notify_objfile_unloading (objfile);
@@ -50,7 +50,6 @@
#include "addrmap.h"
#include "arch-utils.h"
#include "exec.h"
-#include "observer.h"
/* Prototypes for local functions */
/* First do any symbol file specific actions required when we are
finished with a particular symbol file. Note that if the objfile
@@ -458,12 +457,14 @@ free_objfile (struct objfile *objfile)
unlink_objfile (objfile);
@ -10842,7 +10820,7 @@ index cbda9c3..a07e6f2 100644
+
#endif /* PARSER_DEFS_H */
diff --git a/gdb/printcmd.c b/gdb/printcmd.c
index 5d8b936..49c575d 100644
index 5d8b936..fb0a455 100644
--- a/gdb/printcmd.c
+++ b/gdb/printcmd.c
@@ -46,7 +46,6 @@
@ -10939,13 +10917,11 @@ index 5d8b936..49c575d 100644
/* display_chain items point to blocks and expressions. Some expressions in
turn may point to symbols.
Both symbols and blocks are obstack_alloc'd on objfile_stack, and are
@@ -1851,20 +1827,18 @@ display_uses_solib_p (const struct display *d,
an item by re-parsing .exp_string field in the new execution context. */
@@ -1853,18 +1829,20 @@ display_uses_solib_p (const struct display *d,
static void
-clear_dangling_display_expressions (struct so_list *solib)
+clear_dangling_display_expressions (struct objfile *objfile)
clear_dangling_display_expressions (struct so_list *solib)
{
+ struct objfile *objfile = solib->objfile;
struct display *d;
- struct objfile *objfile = NULL;
@ -10958,6 +10934,9 @@ index 5d8b936..49c575d 100644
- d->block = NULL;
- }
- }
+ if (objfile == NULL)
+ return;
+
+ for (d = display_chain; d != NULL; d = d->next)
+ if (block_objfile (d->block) == objfile
+ || (d->exp && exp_uses_objfile (d->exp, objfile)))
@ -10969,16 +10948,7 @@ index 5d8b936..49c575d 100644
}
@@ -2593,7 +2567,7 @@ _initialize_printcmd (void)
current_display_number = -1;
- observer_attach_solib_unloaded (clear_dangling_display_expressions);
+ observer_attach_objfile_unloading (clear_dangling_display_expressions);
add_info ("address", address_info,
_("Describe where symbol SYM is stored."));
@@ -2749,4 +2723,6 @@ Show printing of source filename and line number with <symbol>."), NULL,
@@ -2749,4 +2727,6 @@ Show printing of source filename and line number with <symbol>."), NULL,
NULL,
show_print_symbol_filename,
&setprintlist, &showprintlist);
@ -17497,26 +17467,13 @@ index 1c37801..594eb16 100644
print_variable_and_value (NULL, sym, frame, stream, 4 * num_tabs);
break;
diff --git a/gdb/symfile.c b/gdb/symfile.c
index c182faa..8b971fb 100644
index c182faa..550d06a 100644
--- a/gdb/symfile.c
+++ b/gdb/symfile.c
@@ -52,7 +52,6 @@
#include "observer.h"
#include "exec.h"
#include "parser-defs.h"
-#include "varobj.h"
#include "elf-bfd.h"
#include "solib.h"
#include "remote.h"
@@ -926,6 +925,20 @@ new_symfile_objfile (struct objfile *objfile, int add_flags)
/* We're done reading the symbol file; finish off complaints. */
@@ -928,6 +928,17 @@ new_symfile_objfile (struct objfile *objfile, int add_flags)
clear_complaints (&symfile_complaints, 0, add_flags & SYMFILE_VERBOSE);
+
+ /* We have finished unloading of OBJFILE. */
+ observer_notify_objfile_unloaded ();
+}
+
}
+/* A helper function which returns true if OBJFILE has any debug
+ symbols, and false otherwise. */
+static int
@ -17526,10 +17483,12 @@ index c182faa..8b971fb 100644
+ || (objfile->separate_debug_objfile
+ && (objfile->separate_debug_objfile->psymtabs
+ || objfile->separate_debug_objfile->quick_addrmap)));
}
+}
+
/* Process a symbol file, as either the main file or as a dynamically
@@ -965,13 +978,16 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
loaded file.
@@ -965,13 +976,16 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
/* Give user a chance to burp if we'd be
interactively wiping out any existing symbols. */
@ -17548,7 +17507,7 @@ index c182faa..8b971fb 100644
discard_cleanups (my_cleanups);
if (addrs)
@@ -1007,6 +1023,8 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
@@ -1007,6 +1021,8 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
if ((flags & OBJF_READNOW) || readnow_symbol_files)
{
@ -17557,7 +17516,7 @@ index c182faa..8b971fb 100644
if ((from_tty || info_verbose) && print_symbol_loading)
{
printf_unfiltered (_("expanding to full symbols..."));
@@ -1025,7 +1043,7 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
@@ -1025,7 +1041,7 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
/* If the file has its own symbol tables it has no separate debug info.
`.dynsym'/`.symtab' go to MSYMBOLS, `.debug_info' goes to SYMTABS/PSYMTABS.
`.gnu_debuglink' may no longer be present with `.note.gnu.build-id'. */
@ -17566,7 +17525,7 @@ index c182faa..8b971fb 100644
debugfile = find_separate_debug_file (objfile);
if (debugfile)
{
@@ -1049,8 +1067,11 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
@@ -1049,8 +1065,11 @@ symbol_file_add_with_addrs_or_offsets (bfd *abfd,
xfree (debugfile);
}
@ -17580,7 +17539,7 @@ index c182faa..8b971fb 100644
{
wrap_here ("");
printf_unfiltered (_("(no debugging symbols found)"));
@@ -1166,7 +1187,9 @@ symbol_file_clear (int from_tty)
@@ -1166,7 +1185,9 @@ symbol_file_clear (int from_tty)
descriptors as well. */
no_shared_libraries (NULL, from_tty);
@ -17591,16 +17550,7 @@ index c182faa..8b971fb 100644
if (from_tty)
printf_unfiltered (_("No symbol file now.\n"));
}
@@ -2349,7 +2372,7 @@ reread_symbols (void)
/* Remove any references to this objfile in the global
value lists. */
- preserve_values (objfile);
+ observer_notify_objfile_unloading (objfile);
/* Nuke all the state that we will re-read. Much of the following
code which sets things to NULL really is necessary to tell
@@ -2437,13 +2460,15 @@ reread_symbols (void)
@@ -2437,13 +2458,15 @@ reread_symbols (void)
zero is OK since dbxread.c also does what it needs to do if
objfile->global_psymbols.size is 0. */
(*objfile->sf->sym_read) (objfile, 0);
@ -17617,17 +17567,7 @@ index c182faa..8b971fb 100644
/* We're done reading the symbol file; finish off complaints. */
clear_complaints (&symfile_complaints, 0, 1);
@@ -2452,6 +2477,9 @@ reread_symbols (void)
reinit_frame_cache ();
+ /* We have finished reloading of OBJFILE. */
+ observer_notify_objfile_unloaded ();
+
/* Discard cleanups as symbol reading was successful. */
discard_cleanups (old_cleanups);
@@ -2741,7 +2769,7 @@ allocate_symtab (char *filename, struct objfile *objfile)
@@ -2741,7 +2764,7 @@ allocate_symtab (char *filename, struct objfile *objfile)
}
struct partial_symtab *
@ -17636,18 +17576,7 @@ index c182faa..8b971fb 100644
{
struct partial_symtab *psymtab;
@@ -2832,10 +2860,6 @@ clear_symtab_users (void)
between expressions and which ought to be reset each time. */
expression_context_block = NULL;
innermost_block = NULL;
-
- /* Varobj may refer to old symbols, perform a cleanup. */
- varobj_invalidate ();
-
}
static void
@@ -3055,7 +3079,8 @@ again2:
@@ -3055,7 +3078,8 @@ again2:
struct partial_symtab *
start_psymtab_common (struct objfile *objfile,
@ -25201,7 +25130,7 @@ index cbb5d94..cf35bf0 100644
++reps;
++rep1;
diff --git a/gdb/value.c b/gdb/value.c
index 65a5aa9..c943781 100644
index 65a5aa9..fa39d3d 100644
--- a/gdb/value.c
+++ b/gdb/value.c
@@ -37,8 +37,10 @@
@ -25467,15 +25396,6 @@ index 65a5aa9..c943781 100644
break;
case INTERNALVAR_VALUE:
@@ -1469,7 +1551,7 @@ preserve_one_internalvar (struct internalvar *var, struct objfile *objfile,
this objfile's types, and the convenience variables will be adjusted to
use the new global types. */
-void
+static void
preserve_values (struct objfile *objfile)
{
htab_t copied_types;
@@ -1490,8 +1572,7 @@ preserve_values (struct objfile *objfile)
for (var = internalvars; var; var = var->next)
preserve_one_internalvar (var, objfile, copied_types);
@ -25567,18 +25487,17 @@ index 65a5aa9..c943781 100644
/* Create a value representing a pointer of type TYPE to the address
ADDR. */
struct value *
@@ -2342,4 +2476,9 @@ VARIABLE is already initialized."));
@@ -2342,4 +2476,8 @@ VARIABLE is already initialized."));
add_prefix_cmd ("function", no_class, function_command, _("\
Placeholder command for showing help on convenience functions."),
&functionlist, "function ", 0, &cmdlist);
+
+ make_final_cleanup (value_history_cleanup, NULL);
+
+ observer_attach_objfile_unloading (preserve_values);
+ observer_attach_mark_used (value_types_mark_used);
}
diff --git a/gdb/value.h b/gdb/value.h
index 29ad783..ee8440b 100644
index 29ad783..c357d80 100644
--- a/gdb/value.h
+++ b/gdb/value.h
@@ -344,11 +344,16 @@ extern LONGEST unpack_field_as_long (struct type *type,
@ -25606,13 +25525,7 @@ index 29ad783..ee8440b 100644
int want_address,
enum noside noside);
@@ -658,12 +664,12 @@ extern void typedef_print (struct type *type, struct symbol *news,
extern char *internalvar_name (struct internalvar *var);
-extern void preserve_values (struct objfile *);
-
/* From values.c */
@@ -664,6 +670,8 @@ extern void preserve_values (struct objfile *);
extern struct value *value_copy (struct value *);
@ -25621,7 +25534,7 @@ index 29ad783..ee8440b 100644
/* From valops.c */
extern struct value *varying_to_slice (struct value *);
@@ -681,7 +687,7 @@ extern struct value *value_allocate_space_in_inferior (int);
@@ -681,7 +689,7 @@ extern struct value *value_allocate_space_in_inferior (int);
extern struct value *value_of_local (const char *name, int complain);
extern struct value *value_subscripted_rvalue (struct value *array,
@ -25631,10 +25544,10 @@ index 29ad783..ee8440b 100644
/* User function handler. */
diff --git a/gdb/varobj.c b/gdb/varobj.c
index 4a94988..34333fb 100644
index 4a94988..f2654f0 100644
--- a/gdb/varobj.c
+++ b/gdb/varobj.c
@@ -26,14 +26,18 @@
@@ -26,9 +26,12 @@
#include "gdbcmd.h"
#include "block.h"
#include "valprint.h"
@ -25647,13 +25560,7 @@ index 4a94988..34333fb 100644
#include "varobj.h"
#include "vec.h"
#include "gdbthread.h"
#include "inferior.h"
+#include "observer.h"
#if HAVE_PYTHON
#include "python/python.h"
@@ -59,6 +63,15 @@ char *varobj_format_string[] =
@@ -59,6 +62,15 @@ char *varobj_format_string[] =
/* String representations of gdb's known languages */
char *varobj_language_string[] = { "unknown", "C", "C++", "Java" };
@ -25669,7 +25576,7 @@ index 4a94988..34333fb 100644
/* Data structures */
/* Every root variable has one of these structures saved in its
@@ -173,9 +186,31 @@ struct varobj
@@ -173,9 +185,31 @@ struct varobj
frozen. */
int not_fetched;
@ -25701,7 +25608,7 @@ index 4a94988..34333fb 100644
};
struct cpstack
@@ -221,6 +256,8 @@ static void free_variable (struct varobj *var);
@@ -221,6 +255,8 @@ static void free_variable (struct varobj *var);
static struct cleanup *make_cleanup_free_variable (struct varobj *var);
@ -25710,7 +25617,7 @@ index 4a94988..34333fb 100644
static struct type *get_type (struct varobj *var);
static struct type *get_value_type (struct varobj *var);
@@ -236,8 +273,6 @@ static char *cppop (struct cpstack **pstack);
@@ -236,8 +272,6 @@ static char *cppop (struct cpstack **pstack);
static int install_new_value (struct varobj *var, struct value *value,
int initial);
@ -25719,7 +25626,7 @@ index 4a94988..34333fb 100644
/* Language-specific routines. */
static enum varobj_languages variable_language (struct varobj *var);
@@ -450,6 +485,8 @@ is_root_p (struct varobj *var)
@@ -450,6 +484,8 @@ is_root_p (struct varobj *var)
struct cleanup *
varobj_ensure_python_env (struct varobj *var)
{
@ -25728,7 +25635,7 @@ index 4a94988..34333fb 100644
return ensure_python_env (var->root->exp->gdbarch,
var->root->exp->language_defn);
}
@@ -614,9 +651,9 @@ varobj_create (char *objname,
@@ -614,9 +650,9 @@ varobj_create (char *objname,
do_cleanups (old_chain);
return NULL;
}
@ -25739,7 +25646,7 @@ index 4a94988..34333fb 100644
discard_cleanups (old_chain);
return var;
}
@@ -731,15 +768,8 @@ instantiate_pretty_printer (PyObject *constructor, struct value *value)
@@ -731,15 +767,8 @@ instantiate_pretty_printer (PyObject *constructor, struct value *value)
#if HAVE_PYTHON
PyObject *val_obj = NULL;
PyObject *printer;
@ -25755,7 +25662,7 @@ index 4a94988..34333fb 100644
if (! val_obj)
return NULL;
@@ -792,7 +822,12 @@ varobj_get_display_hint (struct varobj *var)
@@ -792,7 +821,12 @@ varobj_get_display_hint (struct varobj *var)
char *result = NULL;
#if HAVE_PYTHON
@ -25769,7 +25676,7 @@ index 4a94988..34333fb 100644
if (var->pretty_printer)
result = gdbpy_get_display_hint (var->pretty_printer);
@@ -803,6 +838,17 @@ varobj_get_display_hint (struct varobj *var)
@@ -803,6 +837,17 @@ varobj_get_display_hint (struct varobj *var)
return result;
}
@ -25787,7 +25694,7 @@ index 4a94988..34333fb 100644
/* If the variable object is bound to a specific thread, that
is its evaluation can always be done in context of a frame
inside that thread, returns GDB id of the thread -- which
@@ -835,22 +881,73 @@ varobj_get_frozen (struct varobj *var)
@@ -835,22 +880,73 @@ varobj_get_frozen (struct varobj *var)
return var->frozen;
}
@ -25869,7 +25776,7 @@ index 4a94988..34333fb 100644
PyObject *printer = var->pretty_printer;
back_to = varobj_ensure_python_env (var);
@@ -862,96 +959,103 @@ update_dynamic_varobj_children (struct varobj *var,
@@ -862,96 +958,103 @@ update_dynamic_varobj_children (struct varobj *var,
return 0;
}
@ -25884,26 +25791,26 @@ index 4a94988..34333fb 100644
- }
+ children = PyObject_CallMethodObjArgs (printer, gdbpy_children_cst,
+ NULL);
- make_cleanup_py_decref (children);
+
+ if (!children)
+ {
+ gdbpy_print_stack ();
+ error (_("Null value returned for children"));
+ }
- make_cleanup_py_decref (children);
+ make_cleanup_py_decref (children);
- if (!PyIter_Check (children))
- error (_("Returned value is not iterable"));
+ make_cleanup_py_decref (children);
+ if (!PyIter_Check (children))
+ error (_("Returned value is not iterable"));
- iterator = PyObject_GetIter (children);
- if (!iterator)
- {
- gdbpy_print_stack ();
- error (_("Could not get children iterator"));
+ if (!PyIter_Check (children))
+ error (_("Returned value is not iterable"));
+
+ Py_XDECREF (var->child_iter);
+ var->child_iter = PyObject_GetIter (children);
+ if (!var->child_iter)
@ -26037,7 +25944,7 @@ index 4a94988..34333fb 100644
return 1;
#else
gdb_assert (0 && "should never be called if Python is not enabled");
@@ -964,8 +1068,7 @@ varobj_get_num_children (struct varobj *var)
@@ -964,8 +1067,7 @@ varobj_get_num_children (struct varobj *var)
if (var->num_children == -1)
{
int changed;
@ -26047,7 +25954,7 @@ index 4a94988..34333fb 100644
var->num_children = number_of_children (var);
}
@@ -976,7 +1079,7 @@ varobj_get_num_children (struct varobj *var)
@@ -976,7 +1078,7 @@ varobj_get_num_children (struct varobj *var)
the return code is the number of such children or -1 on error */
VEC (varobj_p)*
@ -26056,7 +25963,7 @@ index 4a94988..34333fb 100644
{
struct varobj *child;
char *name;
@@ -988,8 +1091,12 @@ varobj_list_children (struct varobj *var)
@@ -988,8 +1090,12 @@ varobj_list_children (struct varobj *var)
/* This, in theory, can result in the number of children changing without
frontend noticing. But well, calling -var-list-children on the same
varobj twice is not something a sane frontend would do. */
@ -26071,7 +25978,7 @@ index 4a94988..34333fb 100644
if (var->num_children == -1)
var->num_children = number_of_children (var);
@@ -1015,10 +1122,10 @@ varobj_list_children (struct varobj *var)
@@ -1015,10 +1121,10 @@ varobj_list_children (struct varobj *var)
name = name_of_child (var, i);
existing = create_child (var, i, name);
VEC_replace (varobj_p, var->children, i, existing);
@ -26083,7 +25990,7 @@ index 4a94988..34333fb 100644
return var->children;
}
@@ -1029,7 +1136,6 @@ varobj_add_child (struct varobj *var, const char *name, struct value *value)
@@ -1029,7 +1135,6 @@ varobj_add_child (struct varobj *var, const char *name, struct value *value)
VEC_length (varobj_p, var->children),
name, value);
VEC_safe_push (varobj_p, var->children, v);
@ -26091,7 +25998,7 @@ index 4a94988..34333fb 100644
return v;
}
@@ -1168,6 +1274,115 @@ varobj_set_value (struct varobj *var, char *expression)
@@ -1168,6 +1273,115 @@ varobj_set_value (struct varobj *var, char *expression)
return 1;
}
@ -26207,7 +26114,7 @@ index 4a94988..34333fb 100644
/* Assign a new value to a variable object. If INITIAL is non-zero,
this is the first assignement after the variable object was just
created, or changed type. In that case, just assign the value
@@ -1274,7 +1489,7 @@ install_new_value (struct varobj *var, struct value *value, int initial)
@@ -1274,7 +1488,7 @@ install_new_value (struct varobj *var, struct value *value, int initial)
{
changed = 1;
}
@ -26216,7 +26123,7 @@ index 4a94988..34333fb 100644
{
/* Try to compare the values. That requires that both
values are non-lazy. */
@@ -1328,65 +1543,32 @@ install_new_value (struct varobj *var, struct value *value, int initial)
@@ -1328,65 +1542,32 @@ install_new_value (struct varobj *var, struct value *value, int initial)
var->not_fetched = 0;
var->updated = 0;
@ -26299,7 +26206,7 @@ index 4a94988..34333fb 100644
}
void
@@ -1404,31 +1586,19 @@ varobj_set_visualizer (struct varobj *var, const char *visualizer)
@@ -1404,31 +1585,19 @@ varobj_set_visualizer (struct varobj *var, const char *visualizer)
make_cleanup_py_decref (globals);
constructor = PyRun_String (visualizer, Py_eval_input, globals, globals);
@ -26312,9 +26219,9 @@ index 4a94988..34333fb 100644
- }
- else
- pretty_printer = instantiate_pretty_printer (constructor, var->value);
-
- Py_XDECREF (constructor);
- Py_XDECREF (constructor);
-
- if (! pretty_printer)
+ if (! constructor)
{
@ -26337,7 +26244,7 @@ index 4a94988..34333fb 100644
do_cleanups (back_to);
#else
@@ -1543,7 +1713,7 @@ VEC(varobj_update_result) *varobj_update (struct varobj **varp, int explicit)
@@ -1543,7 +1712,7 @@ VEC(varobj_update_result) *varobj_update (struct varobj **varp, int explicit)
UI, so we need not bother getting it. */
if (v->pretty_printer)
{
@ -26346,7 +26253,7 @@ index 4a94988..34333fb 100644
int i, children_changed;
varobj_p tmp;
@@ -1555,28 +1725,28 @@ VEC(varobj_update_result) *varobj_update (struct varobj **varp, int explicit)
@@ -1555,28 +1724,28 @@ VEC(varobj_update_result) *varobj_update (struct varobj **varp, int explicit)
/* If update_dynamic_varobj_children returns 0, then we have
a non-conforming pretty-printer, so we skip it. */
@ -26387,7 +26294,7 @@ index 4a94988..34333fb 100644
continue;
}
}
@@ -1864,7 +2034,12 @@ new_variable (void)
@@ -1864,7 +2033,12 @@ new_variable (void)
var->frozen = 0;
var->not_fetched = 0;
var->children_requested = 0;
@ -26400,7 +26307,7 @@ index 4a94988..34333fb 100644
return var;
}
@@ -1894,7 +2069,10 @@ free_variable (struct varobj *var)
@@ -1894,7 +2068,10 @@ free_variable (struct varobj *var)
if (var->pretty_printer)
{
struct cleanup *cleanup = varobj_ensure_python_env (var);
@ -26412,7 +26319,7 @@ index 4a94988..34333fb 100644
do_cleanups (cleanup);
}
#endif
@@ -1927,6 +2105,18 @@ make_cleanup_free_variable (struct varobj *var)
@@ -1927,6 +2104,18 @@ make_cleanup_free_variable (struct varobj *var)
return make_cleanup (do_free_variable_cleanup, var);
}
@ -26431,7 +26338,7 @@ index 4a94988..34333fb 100644
/* This returns the type of the variable. It also skips past typedefs
to return the real type of the variable.
@@ -2141,6 +2331,8 @@ value_of_root (struct varobj **var_handle, int *type_changed)
@@ -2141,6 +2330,8 @@ value_of_root (struct varobj **var_handle, int *type_changed)
else
{
tmp_var->obj_name = xstrdup (var->obj_name);
@ -26440,7 +26347,7 @@ index 4a94988..34333fb 100644
varobj_delete (var, NULL, 0);
install_variable (tmp_var);
@@ -3173,6 +3365,19 @@ java_value_of_variable (struct varobj *var, enum varobj_display_formats format)
@@ -3173,6 +3364,19 @@ java_value_of_variable (struct varobj *var, enum varobj_display_formats format)
return cplus_value_of_variable (var, format);
}
@ -26460,41 +26367,26 @@ index 4a94988..34333fb 100644
/* Iterate all the existing _root_ VAROBJs and call the FUNC callback for them
with an arbitrary caller supplied DATA pointer. */
@@ -3190,48 +3395,110 @@ all_root_varobjs (void (*func) (struct varobj *var, void *data), void *data)
@@ -3190,6 +3394,43 @@ all_root_varobjs (void (*func) (struct varobj *var, void *data), void *data)
(*func) (var_root->rootvar, data);
}
}
-
-extern void _initialize_varobj (void);
-void
-_initialize_varobj (void)
+
+/* Helper for varobj_types_mark_used. Call type_mark_used for any TYPEs
+ referenced from this VAR. */
+
+static void
+varobj_types_mark_used_iter (struct varobj *var, void *unused)
{
- int sizeof_table = sizeof (struct vlist *) * VAROBJ_TABLE_SIZE;
+{
+ /* Even FLOATING or IS_INVALID VARs with non-NULL TYPE references will
+ free them in free_variable. Still EXP may also reference TYPEs
+ but these belong to SYMBOLs which should be always associated with
+ an OBJFILE (and therefore not useful to be type_mark_used). */
- varobj_table = xmalloc (sizeof_table);
- memset (varobj_table, 0, sizeof_table);
+
+ type_mark_used (var->type);
+ if (var->value)
+ type_mark_used (value_type (var->value));
- add_setshow_zinteger_cmd ("debugvarobj", class_maintenance,
- &varobjdebug, _("\
-Set varobj debugging."), _("\
-Show varobj debugging."), _("\
-When non-zero, varobj debugging is enabled."),
- NULL,
- show_varobjdebug,
- &setlist, &showlist);
+
+ /* Check VAROBJROOTs only once during the varobj_types_mark_used pass. */
+
+ if (var->root->rootvar == var)
@ -26502,20 +26394,13 @@ index 4a94988..34333fb 100644
+ if (var->root->exp)
+ exp_types_mark_used (var->root->exp);
+ }
}
-/* Invalidate varobj VAR if it is tied to locals and re-create it if it is
- defined on globals. It is a helper for varobj_invalidate. */
+}
+
+/* Call type_mark_used for any TYPEs referenced from this GDB source file. */
static void
-varobj_invalidate_iter (struct varobj *var, void *unused)
+
+static void
+varobj_types_mark_used (void)
{
- /* Floating varobjs are reparsed on each stop, so we don't care if the
- presently parsed expression refers to something that's gone. */
- if (var->root->floating)
- return;
+{
+ /* Check all the VAROBJs, even non-root ones. Child VAROBJs can reference
+ types from other OBJFILEs through TYPE_IS_OPAQUE resolutions by
+ check_typedef. Such types references will not be interconnected into the
@ -26523,156 +26408,11 @@ index 4a94988..34333fb 100644
+
+ all_varobjs (varobj_types_mark_used_iter, NULL);
+}
+
+/* Invalidate VAR if it is tied to the specified OBJFILE. Call this function
+ before you start removing OBJFILE.
+
+ Call varobj_revalidate_iter after the OBJFILE update get finished.
+
+ Invalidated varobjs will be always printed in_scope="invalid". */
+
+static void
+varobj_invalidate_iter (struct varobj *var, void *objfile_voidp)
+{
+ struct objfile *objfile = objfile_voidp;
+
+ /* Check VAROBJROOTs only once during the varobj_invalidate pass. */
+
+ if (var->root->rootvar == var)
+ {
+ /* Check even FLOATING VAROBJROOTs as their data will be still checked
+ during varobj_update by varobj_get_type. */
+
+ if (var->root->is_valid
+ && block_objfile (var->root->valid_block) == objfile)
+ var->root->is_valid = 0;
+
+ if (var->root->exp && exp_uses_objfile (var->root->exp, objfile))
+ {
+ var->root->is_valid = 0;
+
+ /* No one touches EXP for !IS_VALID varobj. */
+ xfree (var->root->exp);
+ var->root->exp = NULL;
+ }
+ }
+
+ if (var->type && TYPE_OBJFILE (var->type) == objfile)
+ {
+ var->root->is_valid = 0;
+
+ var->type = NULL;
+ }
+
+ if (var->value && TYPE_OBJFILE (value_type (var->value)) == objfile)
+ {
+ var->root->is_valid = 0;
+
+ value_free (var->value);
+ var->value = NULL;
+ }
+}
+
+/* Recreate any global varobjs possibly previously invalidated. If the
+ expressions are no longer evaluatable set/keep the VAR invalid. */
+
+static void
+varobj_revalidate_iter (struct varobj *var, void *unused)
+{
+ /* Global VAR must be re-evaluated. */
- /* global var must be re-evaluated. */
if (var->root->valid_block == NULL)
{
struct varobj *tmp_var;
/* Try to create a varobj with same expression. If we succeed
replace the old varobj, otherwise invalidate it. */
- tmp_var = varobj_create (NULL, var->name, (CORE_ADDR) 0,
- USE_CURRENT_FRAME);
- if (tmp_var != NULL)
- {
+ tmp_var = varobj_create (NULL, var->name, 0, USE_CURRENT_FRAME);
+ if (tmp_var != NULL)
+ {
tmp_var->obj_name = xstrdup (var->obj_name);
varobj_delete (var, NULL, 0);
install_variable (tmp_var);
@@ -3239,16 +3506,64 @@ varobj_invalidate_iter (struct varobj *var, void *unused)
else
var->root->is_valid = 0;
}
- else /* locals must be invalidated. */
- var->root->is_valid = 0;
}
-/* Invalidate the varobjs that are tied to locals and re-create the ones that
- are defined on globals.
- Invalidated varobjs will be always printed in_scope="invalid". */
+/* Call varobj_invalidate_iter for all the VAROBJs. */
-void
-varobj_invalidate (void)
+static void
+varobj_invalidate (struct objfile *objfile)
+{
+ /* Check all the VAROBJs, even non-root ones. Child VAROBJs can reference
+ types from other OBJFILEs through TYPE_IS_OPAQUE resolutions by
+ check_typedef. */
+
+ all_varobjs (varobj_invalidate_iter, objfile);
+}
+
+/* Call varobj_revalidate_iter for all the root VAROBJs. */
+
+static void
+varobj_revalidate (void)
+{
+ /* Check only root VAROBJs. Any successful revalidation will replace the
+ whole VAROBJs tree starting with root VAROBJs and its children get created
+ later on-demand. So there is no point trying to revalidate the child
+ VAROBJs. */
+
+ all_root_varobjs (varobj_revalidate_iter, NULL);
+}
+
+/* Call varobj_revalidate just providing a different function prototype.
+ Currently existing VAROBJs may become valid or change with new symbols
+ loaded. */
+
+static void
+varobj_revalidate_for_objfile (struct objfile *objfile)
{
- all_root_varobjs (varobj_invalidate_iter, NULL);
+ varobj_revalidate ();
+}
+
+extern void _initialize_varobj (void);
+void
+_initialize_varobj (void)
+{
+ int sizeof_table = sizeof (struct vlist *) * VAROBJ_TABLE_SIZE;
+
+ varobj_table = xmalloc (sizeof_table);
+ memset (varobj_table, 0, sizeof_table);
+
+ add_setshow_zinteger_cmd ("debugvarobj", class_maintenance,
+ &varobjdebug, _("\
+Set varobj debugging."), _("\
+Show varobj debugging."), _("\
+When non-zero, varobj debugging is enabled."),
+ NULL,
+ show_varobjdebug,
+ &setlist, &showlist);
+
+
+ observer_attach_objfile_unloading (varobj_invalidate );
+ observer_attach_objfile_unloaded (varobj_revalidate);
+ observer_attach_new_objfile (varobj_revalidate_for_objfile);
+ observer_attach_mark_used (varobj_types_mark_used);
}
extern void _initialize_varobj (void);
void
diff --git a/gdb/varobj.h b/gdb/varobj.h
index 7297243..fbe2f2f 100644
index 7297243..0744cc3 100644
--- a/gdb/varobj.h
+++ b/gdb/varobj.h
@@ -78,6 +78,12 @@ typedef struct varobj_update_result_t
@ -26716,13 +26456,7 @@ index 7297243..fbe2f2f 100644
extern char *varobj_get_type (struct varobj *var);
@@ -143,12 +160,15 @@ extern void all_root_varobjs (void (*func) (struct varobj *var, void *data),
extern VEC(varobj_update_result) *varobj_update (struct varobj **varp,
int explicit);
-extern void varobj_invalidate (void);
-
extern int varobj_editable_p (struct varobj *var);
@@ -149,6 +166,11 @@ extern int varobj_editable_p (struct varobj *var);
extern int varobj_floating_p (struct varobj *var);

7
gdb.spec
View File

@ -14,7 +14,7 @@ Version: 6.8.50.20090811
# The release always contains a leading reserved number, start it at 1.
# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
Release: 2%{?_with_upstream:.upstream}%{?dist}
Release: 3%{?_with_upstream:.upstream}%{?dist}
License: GPLv3+
Group: Development/Debuggers
@ -825,6 +825,11 @@ fi
%endif
%changelog
* Tue Aug 11 2009 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8.50.20090811-3
- archer-jankratochvil-fedora12 commit: 2888fafe63889757c6fd27ccc2f25661d43fd1a4
- Drop archer-jankratochvil-vla VAROBJ invalidate/revalidate split to fix
regressions against FSF GDB HEAD.
* Tue Aug 11 2009 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8.50.20090811-2
- archer-jankratochvil-fedora12 commit: 93f5e942bdcdcc376ece452c309bedabae71def9
- Fix "can't compute CFA for this frame" (by Tom Tromey, BZ 516627).