From: Jeff Law <law@redhat.com>
Date: Thu, 16 Sep 1999 16:51:34 +0000 (+0000)
Subject:         * elf-hppa.h (elf_hppa_relocate_section): Allow undefined
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=dfec422f08f6a55459da38a629502caeb4e2d115;p=binutils-gdb.git

    * elf-hppa.h (elf_hppa_relocate_section): Allow undefined
        symbols when building shared libraries.
        (elf_hppa_final_link_relocate): Correct handling of PCREL
        relocations against undefined symbols.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 25a8c4cabbb..15ec069987b 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,10 @@
+Thu Sep 16 10:48:17 1999  Jeffrey A Law  (law@cygnus.com)
+
+	* elf-hppa.h (elf_hppa_relocate_section): Allow undefined
+	symbols when building shared libraries.
+	(elf_hppa_final_link_relocate): Correct handling of PCREL
+	relocations against undefined symbols.
+
 1999-09-16  Nick Clifton  <nickc@cygnus.com>
 
 	* elf32-arm.h (bfd_elf32_arm_get_bfd_for_interworking): Mark
diff --git a/bfd/elf-hppa.h b/bfd/elf-hppa.h
index 6486e9d7326..d0785b6812f 100644
--- a/bfd/elf-hppa.h
+++ b/bfd/elf-hppa.h
@@ -1004,7 +1004,6 @@ elf_hppa_relocate_section (output_bfd, info, input_bfd, input_section,
 	    {
 	      sym_sec = h->root.u.def.section;
 
-
 	      /* If this symbol has an entry in the PA64 dynamic hash
 		 table, then get it.  */
 	      dyn_name = get_dyn_name (input_bfd, h, rel,
@@ -1032,6 +1031,26 @@ elf_hppa_relocate_section (output_bfd, info, input_bfd, input_section,
 	      else
 		relocation = 0;
 	    }
+	  /* Allow undefined symbols in shared libraries.  */
+          else if (info->shared && !info->symbolic && !info->no_undefined)
+	    {
+	      /* If this symbol has an entry in the PA64 dynamic hash
+		 table, then get it.  */
+	      dyn_name = get_dyn_name (input_bfd, h, rel,
+				       &dynh_buf, &dynh_buflen);
+	      dyn_h = elf64_hppa_dyn_hash_lookup (&hppa_info->dyn_hash_table,
+						  dyn_name, false, false);
+
+	      if (dyn_h == NULL)
+		{
+		  (*_bfd_error_handler)
+		    (_("%s: warning: unresolvable relocation against symbol `%s' from %s section"),
+		     bfd_get_filename (input_bfd), h->root.root.string,
+		     bfd_get_section_name (input_bfd, input_section));
+		  relocation = 0;
+		}
+	      relocation = 0;
+	    }
 	  else if (h->root.type == bfd_link_hash_undefweak)
 	    relocation = 0;
 	  else
@@ -1150,8 +1169,9 @@ elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
 	/* If this is a call to a function defined in another dynamic
 	   library, then redirect the call to the local stub for this
 	   function.  */
-	if (sym_sec->output_section == NULL)
-	  value = dyn_h->stub_offset;
+	if (sym_sec == NULL || sym_sec->output_section == NULL)
+	  value = (dyn_h->stub_offset + hppa_info->stub_sec->output_offset
+		   + hppa_info->stub_sec->output_section->vma);
   
 	/* Turn VALUE into a proper PC relative address.  */
 	value -= (offset + input_section->output_offset
@@ -1184,7 +1204,7 @@ elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
 	/* If this is a call to a function defined in another dynamic
 	   library, then redirect the call to the local stub for this
 	   function.  */
-	if (sym_sec->output_section == NULL)
+	if (sym_sec == NULL || sym_sec->output_section == NULL)
 	  value = (dyn_h->stub_offset + hppa_info->stub_sec->output_offset
 		   + hppa_info->stub_sec->output_section->vma);
   
@@ -1507,8 +1527,9 @@ elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
 	/* If this is a call to a function defined in another dynamic
 	   library, then redirect the call to the local stub for this
 	   function.  */
-	if (sym_sec->output_section == NULL)
-	  value = dyn_h->stub_offset;
+	if (sym_sec == NULL || sym_sec->output_section == NULL)
+	  value = (dyn_h->stub_offset + hppa_info->stub_sec->output_offset
+		   + hppa_info->stub_sec->output_section->vma);
   
 	/* Turn VALUE into a proper PC relative address.  */
 	value -= (offset + input_section->output_offset
@@ -1525,8 +1546,10 @@ elf_hppa_final_link_relocate (rel, input_bfd, output_bfd,
 	/* If this is a call to a function defined in another dynamic
 	   library, then redirect the call to the local stub for this
 	   function.  */
-	if (sym_sec->output_section == NULL)
-	  value = dyn_h->stub_offset;
+	if (sym_sec == NULL || sym_sec->output_section == NULL)
+	  value = (dyn_h->stub_offset + hppa_info->stub_sec->output_offset
+		   + hppa_info->stub_sec->output_section->vma);
+  
   
 	/* Turn VALUE into a proper PC relative address.  */
 	value -= (offset + input_section->output_offset