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- Bump up release number. 

Wed Mar 30 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.7
- Add proper vsyscall page support for ia64.
This commit is contained in:
Jeff Johnston 2005-03-30 23:40:51 +00:00
parent 2b9b6c13e2
commit 81e47be6db
2 changed files with 82 additions and 2 deletions
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70
gdb-6.3-ia64-vsyscall-20050330.patch Normal file
View File

@ -0,0 +1,70 @@
2005-03-30 Jeff Johnston <jjohnstn@redhat.com>
* gdb/ia64-tdep.c (ia64_find_unwind_table): Change code to
allow for idiosyncrasies of ia64 vsyscall page.
* bfd/elfcode.h: Ditto.
--- gdb-6.3/gdb/ia64-tdep.c.fix 2005-03-30 13:34:00.000000000 -0500
+++ gdb-6.3/gdb/ia64-tdep.c 2005-03-30 13:36:45.000000000 -0500
@@ -2449,16 +2449,35 @@ ia64_find_unwind_table (struct objfile *
}
}
- if (!p_text || !p_unwind
- /* Verify that the segment that contains the IP also contains
- the static unwind table. If not, we are dealing with
- runtime-generated code, for which we have no info here. */
- || (p_unwind->p_vaddr - p_text->p_vaddr) >= p_text->p_memsz)
+ if (!p_text || !p_unwind)
return -UNW_ENOINFO;
+ /* Verify that the segment that contains the IP also contains
+ the static unwind table. If not, we may be in the Linux kernel's
+ DSO gate page in which case the unwind table is another segment.
+ Otherwise, we are dealing with runtime-generated code, for which we
+ have no info here. */
segbase = p_text->p_vaddr + load_base;
- dip->start_ip = segbase;
+ if ((p_unwind->p_vaddr - p_text->p_vaddr) >= p_text->p_memsz)
+ {
+ int ok = 0;
+ for (i = 0; i < ehdr->e_phnum; ++i)
+ {
+ if (phdr[i].p_type == PT_LOAD
+ && (p_unwind->p_vaddr - phdr[i].p_vaddr) < phdr[i].p_memsz)
+ {
+ ok = 1;
+ /* Get the segbase from the section containing the
+ libunwind table. */
+ segbase = phdr[i].p_vaddr + load_base;
+ }
+ }
+ if (!ok)
+ return -UNW_ENOINFO;
+ }
+
+ dip->start_ip = p_text->p_vaddr + load_base;
dip->end_ip = dip->start_ip + p_text->p_memsz;
dip->gp = FIND_GLOBAL_POINTER (ip);
dip->format = UNW_INFO_FORMAT_REMOTE_TABLE;
--- gdb-6.3/bfd/elfcode.h.fix 2005-03-30 13:34:53.000000000 -0500
+++ gdb-6.3/bfd/elfcode.h 2005-03-30 13:37:48.000000000 -0500
@@ -1,6 +1,6 @@
/* ELF executable support for BFD.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
in "UNIX System V Release 4, Programmers Guide: ANSI C and
@@ -1619,7 +1619,8 @@ NAME(_bfd_elf,bfd_from_remote_memory)
if (segment_end > (bfd_vma) contents_size)
contents_size = segment_end;
- if ((i_phdrs[i].p_offset & -i_phdrs[i].p_align) == 0)
+ if ((i_phdrs[i].p_offset & -i_phdrs[i].p_align) == 0
+ && loadbase == ehdr_vma)
loadbase = ehdr_vma - (i_phdrs[i].p_vaddr & -i_phdrs[i].p_align);
last_phdr = &i_phdrs[i];

14
gdb.spec
View File

@ -11,7 +11,7 @@ Name: gdb
Version: 6.3.0.0
# The release always contains a leading reserved number, start it at 0.
Release: 1.6
Release: 1.9
License: GPL
Group: Development/Debuggers
@ -201,6 +201,9 @@ Patch147: gdb-6.3-warnings-20050317.patch
# Fix printing of inherited members
Patch148: gdb-6.3-inheritance-20050324.patch
# Add vsyscall page support for ia64.
Patch149: gdb-6.3-ia64-vsyscall-20050330.patch
%ifarch ia64
BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu libunwind >= 0.96-3
%else
@ -282,6 +285,7 @@ and printing their data.
%patch146 -p1
%patch147 -p1
%patch148 -p1
%patch149 -p1
# Change the version that gets printed at GDB startup, so it is RedHat
# specific.
@ -450,7 +454,13 @@ fi
# don't include the files in include, they are part of binutils
%changelog
* Thu Mar 24 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.6
* Wed Mar 30 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.9
- Bump up release number.
* Wed Mar 30 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.7
- Add proper vsyscall page support for ia64.
* Thu Mar 24 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.6
- Bump up release number.
* Thu Mar 24 2005 Jeff Johnston <jjohnstn@redhat.com> 6.3.0.0-1.4