X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Femultempl%2Fmmo.em;h=9568be328b088818f7da772dff56cd5463d8e522;hb=eaeb0a9d5c65fd8dc19878b068e17f90a93a19c2;hp=0a7d648bf1b8452047aefa11dec72cb42346cb7a;hpb=01f0fe5e0450edf168c1f612feb93cf588e4e7ea;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/emultempl/mmo.em b/ld/emultempl/mmo.em
index 0a7d648bf1..9568be328b 100644
--- a/ld/emultempl/mmo.em
+++ b/ld/emultempl/mmo.em
@@ -1,11 +1,12 @@
 # This shell script emits a C file. -*- C -*-
-#   Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+#   Copyright 2001, 2002, 2003, 2004, 2006, 2007, 2008
+#   Free Software Foundation, Inc.
 #
-# This file is part of GLD, the Gnu Linker.
+# This file is part of the GNU Binutils.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
@@ -15,29 +16,42 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
 #
 
-# This file is sourced from elf32.em and mmo.em, used to define
-# linker MMIX-specifics common to ELF and MMO.
+# This file is sourced from generic.em.
 
-cat >>e${EMULATION_NAME}.c <<EOF
-/* Need to have this define before mmix-elfnmmo, which includes
-   needrelax.em which uses this name for the before_allocation function,
-   normally defined in elf32.em.  */
+fragment <<EOF
+/* Need to have this macro defined before mmix-elfnmmo, which uses the
+   name for the before_allocation function, defined in ldemul.c (for
+   the mmo "emulation") or in elf32.em (for the elf64mmix
+   "emulation").  */
 #define gldmmo_before_allocation before_allocation_default
+
+/* We include this header *not* because we expect to handle ELF here
+   but because we re-use the map_segments function in elf-generic.em,
+   a file which is rightly somewhat ELF-centric.  But this is only to
+   get a weird testcase right; ld-mmix/bpo-22, forcing ELF to be
+   output from the mmo emulation: -m mmo --oformat elf64-mmix!  */
+#include "elf-bfd.h"
+
+static void gld${EMULATION_NAME}_after_allocation (void);
 EOF
 
-. ${srcdir}/emultempl/mmix-elfnmmo.em
+source_em ${srcdir}/emultempl/elf-generic.em
+source_em ${srcdir}/emultempl/mmix-elfnmmo.em
 
-cat >>e${EMULATION_NAME}.c <<EOF
+fragment <<EOF
 
 /* Place an orphan section.  We use this to put random SEC_CODE or
    SEC_READONLY sections right after MMO_TEXT_SECTION_NAME.  Much borrowed
    from elf32.em.  */
 
-static bfd_boolean
-mmo_place_orphan (asection *s)
+static lang_output_section_statement_type *
+mmo_place_orphan (asection *s,
+		  const char *secname,
+		  int constraint ATTRIBUTE_UNUSED)
 {
   static struct orphan_save hold_text =
     {
@@ -46,17 +60,15 @@ mmo_place_orphan (asection *s)
       0, 0, 0, 0
     };
   struct orphan_save *place;
-  const char *secname;
   lang_output_section_statement_type *after;
   lang_output_section_statement_type *os;
 
   /* We have nothing to say for anything other than a final link.  */
   if (link_info.relocatable
       || (s->flags & (SEC_EXCLUDE | SEC_LOAD)) != SEC_LOAD)
-    return FALSE;
+    return NULL;
 
   /* Only care for sections we're going to load.  */
-  secname = s->name;
   os = lang_output_section_find (secname);
 
   /* We have an output section by this name.  Place the section inside it
@@ -64,13 +76,13 @@ mmo_place_orphan (asection *s)
   if (os != NULL)
     {
       lang_add_section (&os->children, s, os);
-      return TRUE;
+      return os;
     }
 
   /* If this section does not have .text-type section flags or there's no
      MMO_TEXT_SECTION_NAME, we don't have anything to say.  */
   if ((s->flags & (SEC_CODE | SEC_READONLY)) == 0)
-    return FALSE;
+    return NULL;
 
   if (hold_text.os == NULL)
     hold_text.os = lang_output_section_find (hold_text.name);
@@ -83,7 +95,7 @@ mmo_place_orphan (asection *s)
 
   /* If there's an output section by this name, we'll use it, regardless
      of section flags, in contrast to what's done in elf32.em.  */
-  os = lang_insert_orphan (s, secname, after, place, NULL, NULL);
+  os = lang_insert_orphan (s, secname, 0, after, place, NULL, NULL);
 
   /* We need an output section for .text as a root, so if there was none
      (might happen with a peculiar linker script such as in "map
@@ -92,7 +104,7 @@ mmo_place_orphan (asection *s)
   if (hold_text.os == NULL)
     hold_text.os = os;
 
-  return TRUE;
+  return os;
 }
 
 /* Remove the spurious settings of SEC_RELOC that make it to the output at
@@ -109,10 +121,10 @@ mmo_wipe_sec_reloc_flag (bfd *abfd, asection *sec, void *ptr ATTRIBUTE_UNUSED)
 /* Iterate with bfd_map_over_sections over mmo_wipe_sec_reloc_flag... */
 
 static void
-mmo_finish (void)
+gld${EMULATION_NAME}_after_allocation (void)
 {
-  bfd_map_over_sections (output_bfd, mmo_wipe_sec_reloc_flag, NULL);
-  finish_default ();
+  bfd_map_over_sections (link_info.output_bfd, mmo_wipe_sec_reloc_flag, NULL);
+  gld${EMULATION_NAME}_map_segments (FALSE);
 }
 
 /* To get on-demand global register allocation right, we need to parse the
@@ -129,7 +141,7 @@ mmo_after_open (void)
      example), we'd count relocs twice because they'd also be counted
      along the usual route for ELF-only linking, which would lead to an
      internal accounting error.  */
-  if (bfd_get_flavour (output_bfd) != bfd_target_elf_flavour)
+  if (bfd_get_flavour (link_info.output_bfd) != bfd_target_elf_flavour)
     {
       LANG_FOR_EACH_INPUT_STATEMENT (is)
 	{
@@ -143,5 +155,4 @@ mmo_after_open (void)
 EOF
 
 LDEMUL_PLACE_ORPHAN=mmo_place_orphan
-LDEMUL_FINISH=mmo_finish
 LDEMUL_AFTER_OPEN=mmo_after_open