Add a lto-section-names.h header

commit f2f3cb92d29cd1940771bf4297055aed3ee86251
Author: Bernd Schmidt <bernds@codesourcery.com>
Date:   Wed May 21 15:04:47 2014 +0200

    Create a new header lto-section-names.h
    
           gcc/
            * config/darwin.c: Include "lto-section-names.h".
            (LTO_SEGMENT_NAME): Don't define.
            * config/i386/winnt.c: Include "lto-section-names.h".
            * lto-streamer.c: Include "lto-section-names.h".
            * lto-streamer.h (LTO_SECTION_NAME_PREFIX): Don't define.
            * lto-wrapper.c: Include "lto-section-names.h".
            (LTO_SECTION_NAME_PREFIX): Don't define.
            * lto-section-names.h: New file.
            * cgraphunit.c: Include "lto-section-names.h".
    
            gcc/lto/
            * lto-object.c: Include "lto-section-names.h".
            (LTO_SEGMENT_NAME): Don't define.
            * lto.c: Include "lto-section-names.h".

diff --git a/gcc/config/darwin.c b/gcc/config/darwin.c
index cec341d..a2c8749 100644
--- a/gcc/config/darwin.c
+++ b/gcc/config/darwin.c
@@ -61,6 +61,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "gimple.h"
 #include "gimplify.h"
 #include "lto-streamer.h"
+#include "lto-section-names.h"
 
 /* Darwin supports a feature called fix-and-continue, which is used
    for rapid turn around debugging.  When code is compiled with the
@@ -1898,9 +1899,6 @@  typedef struct GTY (()) darwin_lto_section_e {
 
 static GTY (()) vec<darwin_lto_section_e, va_gc> *lto_section_names;
 
-/* Segment for LTO data.  */
-#define LTO_SEGMENT_NAME "__GNU_LTO"
-
 /* Section wrapper scheme (used here to wrap the unlimited number of LTO
    sections into three Mach-O ones).
    NOTE: These names MUST be kept in sync with those in
diff --git a/gcc/config/i386/winnt.c b/gcc/config/i386/winnt.c
index 6cdc29f..03e77aa 100644
--- a/gcc/config/i386/winnt.c
+++ b/gcc/config/i386/winnt.c
@@ -49,6 +49,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "is-a.h"
 #include "gimple.h"
 #include "lto-streamer.h"
+#include "lto-section-names.h"
 
 /* i386/PE specific attribute support.
 
diff --git a/gcc/lto-section-names.h b/gcc/lto-section-names.h
new file mode 100644
index 0000000..19a992d
--- /dev/null
+++ b/gcc/lto-section-names.h
@@ -0,0 +1,28 @@ 
+/* Definitions for LTO section names.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+/* The string that is the prefix on the section names we make for lto.
+   For decls the DECL_ASSEMBLER_NAME is appended to make the section
+   name for the functions and static_initializers.  For other types of
+   sections a '.' and the section type are appended.  */
+#define LTO_SECTION_NAME_PREFIX ".gnu.lto_"
+
+/* Segment name for LTO sections.  This is only used for Mach-O.  */
+
+#define LTO_SEGMENT_NAME "__GNU_LTO"
diff --git a/gcc/lto-streamer.c b/gcc/lto-streamer.c
index e94b787..a352adf 100644
--- a/gcc/lto-streamer.c
+++ b/gcc/lto-streamer.c
@@ -37,6 +37,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "diagnostic-core.h"
 #include "tree-streamer.h"
 #include "lto-streamer.h"
+#include "lto-section-names.h"
 #include "streamer-hooks.h"
 
 /* Statistics gathered during LTO, WPA and LTRANS.  */
diff --git a/gcc/lto-streamer.h b/gcc/lto-streamer.h
index ca66465..521d78d 100644
--- a/gcc/lto-streamer.h
+++ b/gcc/lto-streamer.h
@@ -134,12 +134,6 @@  along with GCC; see the file COPYING3.  If not see
      String are represented in the table as pairs, a length in ULEB128
      form followed by the data for the string.  */
 
-/* The string that is the prefix on the section names we make for lto.
-   For decls the DECL_ASSEMBLER_NAME is appended to make the section
-   name for the functions and static_initializers.  For other types of
-   sections a '.' and the section type are appended.  */
-#define LTO_SECTION_NAME_PREFIX         ".gnu.lto_"
-
 #define LTO_major_version 4
 #define LTO_minor_version 0
 
diff --git a/gcc/lto-wrapper.c b/gcc/lto-wrapper.c
index fd604b0..f59d74e 100644
--- a/gcc/lto-wrapper.c
+++ b/gcc/lto-wrapper.c
@@ -46,13 +46,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "opts.h"
 #include "options.h"
 #include "simple-object.h"
-
-/* From lto-streamer.h which we cannot include with -fkeep-inline-functions.
-   ???  Split out a lto-streamer-core.h.  */
-
-#define LTO_SECTION_NAME_PREFIX         ".gnu.lto_"
-
-/* End of lto-streamer.h copy.  */
+#include "lto-section-names.h"
 
 int debug;				/* true if -save-temps.  */
 int verbose;				/* true if -v.  */
diff --git a/gcc/lto/lto-object.c b/gcc/lto/lto-object.c
index f43fb3a..c406efb 100644
--- a/gcc/lto/lto-object.c
+++ b/gcc/lto/lto-object.c
@@ -32,13 +32,9 @@  along with GCC; see the file COPYING3.  If not see
 #include "lto.h"
 #include "tm.h"
 #include "lto-streamer.h"
+#include "lto-section-names.h"
 #include "simple-object.h"
 
-/* Segment name for LTO sections.  This is only used for Mach-O.
-   FIXME: This needs to be kept in sync with darwin.c.  */
-
-#define LTO_SEGMENT_NAME "__GNU_LTO"
-
 /* An LTO file wrapped around an simple_object.  */
 
 struct lto_simple_object
diff --git a/gcc/lto/lto.c b/gcc/lto/lto.c
index 8af4946..00f5f62 100644
--- a/gcc/lto/lto.c
+++ b/gcc/lto/lto.c
@@ -43,6 +43,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "lto.h"
 #include "lto-tree.h"
 #include "lto-streamer.h"
+#include "lto-section-names.h"
 #include "tree-streamer.h"
 #include "splay-tree.h"
 #include "lto-partition.h"