2002-09-19 Jakub Jelinek <jakub@redhat.com>

	* elf32-ppc.c (ppc_elf_finish_dynamic_symbol): Clear .got word
	even if generating R_PPC_RELATIVE reloc.
	(ppc_elf_relocate_section): Make sure relocation is performed
	if skip == -2.  Clear memory at r_offset when creating dynamic
	relocation.

1 files changed, 15 insertions, 8 deletions

diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index d5ed0c4c69..a2a0a6da69 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -2743,11 +2743,11 @@ ppc_elf_finish_dynamic_symbol (output_bfd, info, h, sym)
       else
 	{
 	  BFD_ASSERT ((h->got.offset & 1) == 0);
-	  bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
 	  rela.r_info = ELF32_R_INFO (h->dynindx, R_PPC_GLOB_DAT);
 	  rela.r_addend = 0;
 	}
 
+      bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
       bfd_elf32_swap_reloca_out (output_bfd, &rela,
 				 ((Elf32_External_Rela *) srela->contents
 				  + srela->reloc_count));
@@ -3287,13 +3287,19 @@ ppc_elf_relocate_section (output_bfd, info, input_bfd, input_section,
 					  + sreloc->reloc_count));
 	      ++sreloc->reloc_count;
 
-	      /* This reloc will be computed at runtime, so there's no
-                 need to do anything now, unless this is a RELATIVE
-                 reloc in an unallocated section.  */
-	      if (skip != -1
-		  || (input_section->flags & SEC_ALLOC) != 0
-		  || ELF32_R_TYPE (outrel.r_info) != R_PPC_RELATIVE)
+	      if (skip == -1)
 		continue;
+
+	      /* This reloc will be computed at runtime.  We clear the memory
+		 so that it contains predictable value.  */
+	      if (! skip
+		  && ((input_section->flags & SEC_ALLOC) != 0
+		      || ELF32_R_TYPE (outrel.r_info) != R_PPC_RELATIVE))
+		{
+		  relocation = howto->pc_relative ? outrel.r_offset : 0;
+		  addend = 0;
+		  break;
+		}
 	    }
 
 	  /* Arithmetic adjust relocations that aren't going into a
@@ -3390,7 +3396,6 @@ ppc_elf_relocate_section (output_bfd, info, input_bfd, input_section,
 		off &= ~1;
 	      else
 		{
-		  bfd_put_32 (output_bfd, relocation, sgot->contents + off);
 
 		  if (info->shared)
 		    {
@@ -3412,8 +3417,10 @@ ppc_elf_relocate_section (output_bfd, info, input_bfd, input_section,
 						   srelgot->contents)
 						  + srelgot->reloc_count));
 		      ++srelgot->reloc_count;
+		      relocation = 0;
 		    }
 
+		  bfd_put_32 (output_bfd, relocation, sgot->contents + off);
 		  local_got_offsets[r_symndx] |= 1;
 		}