* xcofflink.c (_bfd_ppc_xcoff_relocate_section): Add ori r0,r0,0

to the list of NOPs we recognize after a branch-and-link.
Use the ori NOP when one is needed.

* coff-rs6000.c (_bfd_xcoff_slurp_armap): Finish implementation
for large archives.

3 files changed, 64 insertions, 27 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index f58853d..c25b139 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,12 @@
+2000-08-15  Geoffrey Keating  <geoffk@cygnus.com>
+
+	* xcofflink.c (_bfd_ppc_xcoff_relocate_section): Add ori r0,r0,0
+	to the list of NOPs we recognize after a branch-and-link.
+	Use the ori NOP when one is needed.
+
+	* coff-rs6000.c (_bfd_xcoff_slurp_armap): Finish implementation
+	for large archives.
+
 2000-08-14  Jim Wilson  <wilson@cygnus.com>
 
 	* elf64-ia64.c (elf64_ia64_merge_private_bfd_data): Handle
diff --git a/bfd/coff-rs6000.c b/bfd/coff-rs6000.c
index d3332d2d..dec690c 100644
--- a/bfd/coff-rs6000.c
+++ b/bfd/coff-rs6000.c
@@ -1098,7 +1098,7 @@ _bfd_xcoff_slurp_armap (abfd)
   size_t namlen;
   bfd_size_type sz;
   bfd_byte *contents, *cend;
-  unsigned int c, i;
+  bfd_vma c, i;
   carsym *arsym;
   bfd_byte *p;
 
@@ -1133,6 +1133,33 @@ _bfd_xcoff_slurp_armap (abfd)
 	return false;
 
       sz = strtol (hdr.size, (char **) NULL, 10);
+
+      /* Read in the entire symbol table.  */
+      contents = (bfd_byte *) bfd_alloc (abfd, sz);
+      if (contents == NULL)
+	return false;
+      if (bfd_read ((PTR) contents, 1, sz, abfd) != sz)
+	return false;
+
+      /* The symbol table starts with a four byte count.  */
+      c = bfd_h_get_32 (abfd, contents);
+      
+      if (c * 4 >= sz)
+	{
+	  bfd_set_error (bfd_error_bad_value);
+	  return false;
+	}
+      
+      bfd_ardata (abfd)->symdefs = ((carsym *)
+				    bfd_alloc (abfd, c * sizeof (carsym)));
+      if (bfd_ardata (abfd)->symdefs == NULL)
+	return false;
+      
+      /* After the count comes a list of four byte file offsets.  */
+      for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 4;
+	   i < c;
+	   ++i, ++arsym, p += 4)
+	arsym->file_offset = bfd_h_get_32 (abfd, p);
     }
   else
     {
@@ -1163,35 +1190,35 @@ _bfd_xcoff_slurp_armap (abfd)
 	 machines) since the field width is 20 and there numbers with more
 	 than 32 bits can be represented.  */
       sz = strtol (hdr.size, (char **) NULL, 10);
-    }
 
-  /* Read in the entire symbol table.  */
-  contents = (bfd_byte *) bfd_alloc (abfd, sz);
-  if (contents == NULL)
-    return false;
-  if (bfd_read ((PTR) contents, 1, sz, abfd) != sz)
-    return false;
+      /* Read in the entire symbol table.  */
+      contents = (bfd_byte *) bfd_alloc (abfd, sz);
+      if (contents == NULL)
+	return false;
+      if (bfd_read ((PTR) contents, 1, sz, abfd) != sz)
+	return false;
 
-  /* The symbol table starts with a four byte count.  */
-  c = bfd_h_get_32 (abfd, contents);
+      /* The symbol table starts with an eight byte count.  */
+      c = bfd_h_get_64 (abfd, contents);
 
-  if (c * 4 >= sz)
-    {
-      bfd_set_error (bfd_error_bad_value);
-      return false;
+      if (c * 8 >= sz)
+	{
+	  bfd_set_error (bfd_error_bad_value);
+	  return false;
+	}
+      
+      bfd_ardata (abfd)->symdefs = ((carsym *)
+				    bfd_alloc (abfd, c * sizeof (carsym)));
+      if (bfd_ardata (abfd)->symdefs == NULL)
+	return false;
+      
+      /* After the count comes a list of eight byte file offsets.  */
+      for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 8;
+	   i < c;
+	   ++i, ++arsym, p += 8)
+	arsym->file_offset = bfd_h_get_64 (abfd, p);
     }
 
-  bfd_ardata (abfd)->symdefs = ((carsym *)
-				bfd_alloc (abfd, c * sizeof (carsym)));
-  if (bfd_ardata (abfd)->symdefs == NULL)
-    return false;
-
-  /* After the count comes a list of four byte file offsets.  */
-  for (i = 0, arsym = bfd_ardata (abfd)->symdefs, p = contents + 4;
-       i < c;
-       ++i, ++arsym, p += 4)
-    arsym->file_offset = bfd_h_get_32 (abfd, p);
-
   /* After the file offsets come null terminated symbol names.  */
   cend = contents + sz;
   for (i = 0, arsym = bfd_ardata (abfd)->symdefs;
diff --git a/bfd/xcofflink.c b/bfd/xcofflink.c
index 2d03fa4..f518fdf 100644
--- a/bfd/xcofflink.c
+++ b/bfd/xcofflink.c
@@ -6577,13 +6577,14 @@ _bfd_ppc_xcoff_relocate_section (output_bfd, info, input_bfd,
 	      || strcmp (h->root.root.string, "._ptrgl") == 0)
 	    {
 	      if (next == 0x4def7b82		/* cror 15,15,15 */
-		  || next == 0x4ffffb82)	/* cror 31,31,31 */
+		  || next == 0x4ffffb82		/* cror 31,31,31 */
+		  || next == 0x60000000)	/* ori r0,r0,0 */
 		bfd_put_32 (input_bfd, 0x80410014, pnext); /* lwz r1,20(r1) */
 	    }
 	  else
 	    {
 	      if (next == 0x80410014)		/* lwz r1,20(r1) */
-		bfd_put_32 (input_bfd, 0x4ffffb82, pnext); /* cror 31,31,31 */
+		bfd_put_32 (input_bfd, 0x60000000, pnext); /* ori r0,r0,0 */
 	    }
 	}