Move definition of TARGET_DEFAULT to before inclusion of other pa*h files.

Only define TARGET_DEFAULT if not already defined.
Get rid of hpux8 conditionals.

From-SVN: r2721

gcc/config/pa/pa-hpux.h

+/* Definitions of target machine for GNU compiler, for HP-UX.
+   Copyright (C) 1991 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC 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, or (at your option)
+any later version.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef TARGET_DEFAULT
+#define TARGET_DEFAULT 8	/* TARGET_SHARED_LIBS */
+#endif
+
 #include "pa.h"
 
 /* Make GCC agree with types.h.  */
@@ -26,10 +49,5 @@
 #undef CPP_PREDEFINES
 #define CPP_PREDEFINES "-Dhppa -Dhp9000s800 -D__hp9000s800 -Dhp9k8 -DPWB -Dhpux -Dunix -D_HPUX_SOURCE"
 
-/* Link against shared libraries */
-#ifdef hpux8
-#undef TARGET_DEFAULT
-#define TARGET_DEFAULT 8 
 #undef LINK_SPEC
 #define LINK_SPEC "-u main %{g*:-a archive} %{p:-a archive} %{pg:-a archive}"
-#endif

gcc/config/pa/pa1.h

@@ -18,10 +18,9 @@ You should have received a copy of the GNU General Public License
 along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-/* This is the same as hppa.h, except that we generate snake code by
+#define TARGET_DEFAULT 1	/* TARGET_SNAKE */
+
+/* This is the same as pa.h, except that we generate snake code by
    default. */
 
 #include "pa.h"
-
-#undef TARGET_DEFAULT
-#define TARGET_DEFAULT 1