From: Nick Clifton <nickc@redhat.com>
Date: Wed, 18 Jan 2006 11:01:09 +0000 (+0000)
Subject: PR binutils/1391
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6e2c86ac4d7527225b37dba354e534ed03af747a;p=binutils-gdb.git

PR binutils/1391
* objcopy.c (copy_object): For PE format targets set the VMA of a newly
  created gnu_debuglink section to a non-zero, aligned, contiguous value.
* Makefile.am (objcopy.c): Add a dependency upon libbfd.h.
* Makefile.in: Regenerate.
---

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index b73144f8abb..999ebd82469 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,12 @@
+2006-01-18  Nick Clifton  <nickc@redhat.com>
+
+	PR binutils/1391
+	* objcopy.c (copy_object): For PE format targets set the VMA of a
+	newly created gnu_debuglink section to a non-zero, aligned,
+	contiguous value.
+	* Makefile.am (objcopy.c): Add a dependency upon libbfd.h.
+	* Makefile.in: Regenerate.
+
 2006-01-17  Andreas Schwab  <schwab@suse.de>
 
 	PR binutils/1486
diff --git a/binutils/Makefile.am b/binutils/Makefile.am
index cda12e1abad..45b04e36014 100644
--- a/binutils/Makefile.am
+++ b/binutils/Makefile.am
@@ -458,7 +458,7 @@ objcopy.o: objcopy.c ../bfd/bfd.h $(INCDIR)/ansidecl.h \
   $(INCDIR)/bin-bugs.h $(INCDIR)/fopen-same.h $(INCDIR)/libiberty.h \
   budbg.h $(INCDIR)/filenames.h $(INCDIR)/fnmatch.h $(BFDDIR)/elf-bfd.h \
   $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h $(INCDIR)/elf/external.h \
-  $(INCDIR)/bfdlink.h
+  $(INCDIR)/bfdlink.h $(BFDDIR)/libbfd.h 
 objdump.o: objdump.c ../bfd/bfd.h $(INCDIR)/ansidecl.h \
   $(INCDIR)/symcat.h ../bfd/bfdver.h $(INCDIR)/progress.h \
   bucomm.h config.h $(INCDIR)/bin-bugs.h $(INCDIR)/fopen-same.h \
diff --git a/binutils/Makefile.in b/binutils/Makefile.in
index e5417990ef3..64efd089f76 100644
--- a/binutils/Makefile.in
+++ b/binutils/Makefile.in
@@ -1210,7 +1210,7 @@ objcopy.o: objcopy.c ../bfd/bfd.h $(INCDIR)/ansidecl.h \
   $(INCDIR)/bin-bugs.h $(INCDIR)/fopen-same.h $(INCDIR)/libiberty.h \
   budbg.h $(INCDIR)/filenames.h $(INCDIR)/fnmatch.h $(BFDDIR)/elf-bfd.h \
   $(INCDIR)/elf/common.h $(INCDIR)/elf/internal.h $(INCDIR)/elf/external.h \
-  $(INCDIR)/bfdlink.h
+  $(INCDIR)/bfdlink.h $(BFDDIR)/libbfd.h 
 objdump.o: objdump.c ../bfd/bfd.h $(INCDIR)/ansidecl.h \
   $(INCDIR)/symcat.h ../bfd/bfdver.h $(INCDIR)/progress.h \
   bucomm.h config.h $(INCDIR)/bin-bugs.h $(INCDIR)/fopen-same.h \
diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index 2ab3d06bff3..1d19fa8cebf 100644
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -1,6 +1,6 @@
 /* objcopy.c -- copy object file from input to output, optionally massaging it.
    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2002, 2003, 2004, 2005
+   2001, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
 
    This file is part of GNU Binutils.
@@ -30,6 +30,7 @@
 #include "fnmatch.h"
 #include "elf-bfd.h"
 #include <sys/stat.h>
+#include "libbfd.h"
 
 /* A list of symbols to explicitly strip out, or to keep.  A linked
    list is good enough for a small number from the command line, but
@@ -1362,6 +1363,49 @@ copy_object (bfd *ibfd, bfd *obfd)
 	  bfd_nonfatal (gnu_debuglink_filename);
 	  return FALSE;
 	}
+
+      /* Special processing for PE format files.  We
+	 have no way to distinguish PE from COFF here.  */
+      if (bfd_get_flavour (obfd) == bfd_target_coff_flavour)
+	{
+	  bfd_vma debuglink_vma;
+	  asection * highest_section;
+	  asection * sec;
+
+	  /* The PE spec requires that all sections be adjacent and sorted
+	     in ascending order of VMA.  It also specifies that debug
+	     sections should be last.  This is despite the fact that debug
+	     sections are not loaded into memory and so in theory have no
+	     use for a VMA.
+
+	     This means that the debuglink section must be given a non-zero
+	     VMA which makes it contiguous with other debug sections.  So
+	     walk the current section list, find the section with the
+	     highest VMA and start the debuglink section after that one.  */
+	  for (sec = obfd->sections, highest_section = NULL;
+	       sec != NULL;
+	       sec = sec->next)
+	    if (sec->vma > 0
+		&& (highest_section == NULL
+		    || sec->vma > highest_section->vma))
+	      highest_section = sec;
+
+	  if (highest_section)
+	    debuglink_vma = BFD_ALIGN (highest_section->vma
+				       + highest_section->size,
+				       /* FIXME: We ought to be using
+					  COFF_PAGE_SIZE here or maybe
+					  bfd_get_section_alignment() (if it
+					  was set) but since this is for PE
+					  and we know the required alignment
+					  it is easier just to hard code it.  */
+				       0x1000);
+	  else
+	    /* Umm, not sure what to do in this case.  */
+	    debuglink_vma = 0x1000;
+
+	  bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma);
+	}
     }
 
   if (bfd_count_sections (obfd) == 0)