* som.c (som_object_setup): Handle exec_entry and exec_flags being

	switched in executables created by the OSF1 linker.
	(som_write_fixups): Handle R_EXIT just like the R_{F,L,R}SEL
	fixups.  Support R_ALT_ENTRY (handle just like R_EXIT).

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 7f1320ebda6aa938de8b7a9d05ab9bee891b4bb6..4f1234ef1bf4a43907d3a02d7380d158bab8060b 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,10 @@
+Tue Sep 13 17:57:00 1994  Jeff Law  (law@snake.cs.utah.edu)
+
+       * som.c (som_object_setup): Handle exec_entry and exec_flags being
+       switched in executables created by the OSF1 linker.
+       (som_write_fixups): Handle R_EXIT just like the R_{F,L,R}SEL
+       fixups.  Support R_ALT_ENTRY (handle just like R_EXIT).
+
 Tue Sep 13 16:04:07 1994  Steve Chamberlain  (sac@jonny.cygnus.com)
 
        * cofflink.c (coff_link_input_bfd): syment_base is unsigned

diff --git a/bfd/som.c b/bfd/som.c
index 3907ce486bb3610fc88a441f8a7084c213bfd1e1..cea677bc435901fb9d581b49614d36c1ecfd0bbd 100644 (file)
--- a/bfd/som.c
+++ b/bfd/som.c
@@ -1605,7 +1605,31 @@ som_object_setup (abfd, file_hdrp, aux_hdrp)
       break;
     }
 
-  bfd_get_start_address (abfd) = aux_hdrp->exec_entry;
+  /* Allocate space to hold the saved exec header information.  */
+  obj_som_exec_data (abfd) = (struct som_exec_data *)
+    bfd_zalloc (abfd, sizeof (struct som_exec_data ));
+  if (obj_som_exec_data (abfd) == NULL)
+    {
+      bfd_set_error (bfd_error_no_memory);
+      return NULL;
+    }
+
+  /* The braindamaged OSF1 linker switched exec_flags and exec_entry!
+
+     It seems rather backward that the OSF1 linker which is much
+     older than any HPUX linker I've got uses a newer SOM version
+     id...  But that's what I've found by experimentation.  */
+  if (file_hdrp->version_id == NEW_VERSION_ID)
+    {
+      bfd_get_start_address (abfd) = aux_hdrp->exec_flags;
+      obj_som_exec_data (abfd)->exec_flags = aux_hdrp->exec_entry;
+    }
+  else
+    {
+      bfd_get_start_address (abfd) = aux_hdrp->exec_entry;
+      obj_som_exec_data (abfd)->exec_flags = aux_hdrp->exec_flags;
+    }
+
   bfd_default_set_arch_mach (abfd, bfd_arch_hppa, 0);
   bfd_get_symcount (abfd) = file_hdrp->symbol_total;
 
@@ -1618,17 +1642,8 @@ som_object_setup (abfd, file_hdrp, aux_hdrp)
   obj_som_sym_filepos (abfd) = file_hdrp->symbol_location;
   obj_som_str_filepos (abfd) = file_hdrp->symbol_strings_location;
   obj_som_reloc_filepos (abfd) = file_hdrp->fixup_request_location;
-
-  obj_som_exec_data (abfd) = (struct som_exec_data *)
-    bfd_zalloc (abfd, sizeof (struct som_exec_data ));
-  if (obj_som_exec_data (abfd) == NULL)
-    {
-      bfd_set_error (bfd_error_no_memory);
-      return NULL;
-    }
-
   obj_som_exec_data (abfd)->system_id = file_hdrp->system_id;
-  obj_som_exec_data (abfd)->exec_flags = aux_hdrp->exec_flags;
+
   return abfd->xvec;
 }
 
@@ -2434,6 +2449,7 @@ som_write_fixups (abfd, current_offset, total_reloc_sizep)
                /* This only needs to handle relocations that may be
                   made by hppa_som_gen_reloc.  */
                case R_ENTRY:
+               case R_ALT_ENTRY:
                case R_EXIT:
                case R_N_MODE:
                case R_S_MODE:
@@ -2545,12 +2561,6 @@ som_write_fixups (abfd, current_offset, total_reloc_sizep)
                    break;
                  }
                  
-               case R_EXIT:
-                 bfd_put_8 (abfd, R_EXIT, p);
-                 subspace_reloc_size += 1;
-                 p += 1;
-                 break;
-
                case R_N_MODE:
                case R_S_MODE:
                case R_D_MODE:
@@ -2566,6 +2576,8 @@ som_write_fixups (abfd, current_offset, total_reloc_sizep)
                    }
                  break;
 
+               case R_EXIT:
+               case R_ALT_ENTRY:
                case R_FSEL:
                case R_LSEL:
                case R_RSEL: