Initial revision

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@7009 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 64 insertions, 0 deletions

diff --git a/gcc/config/nextstep21.h b/gcc/config/nextstep21.h
new file mode 100644
index 00000000000..14229a5ce68
--- /dev/null
+++ b/gcc/config/nextstep21.h
@@ -0,0 +1,64 @@
+/* nextstep.h -- operating system specific defines to be used when
+   targeting GCC for NeXTSTEP.
+   Copyright (C) 1989, 1990, 1991, 1992, 1993 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.  */
+
+
+/* changed for NeXTStep 2.1, Ch. Kranz, 2/94, 3/94 */
+#include "nextstep.h"
+
+/* set flag_gnu_linker=0, use collect2 for linking */
+#undef USE_COLLECT2
+#define USE_COLLECT2
+
+/* use this until a newer gdb for NeXTStep21 is availible */
+#define DEFAULT_GDB_EXTENSIONS 0
+
+/* we need the call to __main to start all global destructors and constructors
+   correctly, so undef INIT_SECTION_ASM_OP, (see libgcc2.c line 1965) 
+   and define INVOKE_main */
+#undef	INIT_SECTION_ASM_OP
+#define INVOKE__main
+
+/* We call the global destructors, constructors from __main */
+#undef	ASM_OUTPUT_CONSTRUCTOR
+#undef	ASM_OUTPUT_DESTRUCTOR
+
+#undef ASM_FILE_END
+#define ASM_FILE_END(FILE)					\
+  do {								\
+    extern char *language_string;				\
+      if (strcmp (language_string, "GNU C++") == 0)		\
+      {								\
+	ASM_OUTPUT_ALIGN (FILE, 1);				\
+      }								\
+  } while (0) 
+/* deleted: destructor_section ();				\ */
+/* deleted: constructor_section ();				\ */
+
+/* Ensure correct alignment of bss data.  */
+/* ASM_OUTPUT_ALIGNED_LOCAL not needed */
+/* need ASM_OUTPUT_LOCAL instead for old NeXT-as */
+/* look in varasm.c, line 1062 and 1476 */
+#undef	ASM_OUTPUT_ALIGNED_LOCAL
+#undef ASM_OUTPUT_LOCAL
+#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)  \
+( fputs (".lcomm ", (FILE)),			\
+  assemble_name ((FILE), (NAME)),		\
+  fprintf ((FILE), ",%u\n", (ROUNDED)))
+