gcc/config/nextstep21.h

   1 /* nextstep.h -- operating system specific defines to be used when
   2    targeting GCC for NeXTSTEP.
   3    Copyright (C) 1989, 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU CC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU CC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22
  23 /* changed for NeXTStep 2.1, Ch. Kranz, 2/94, 3/94 */
  24 #include "nextstep.h"
  25
  26 /* set flag_gnu_linker=0, use collect2 for linking */
  27 #undef USE_COLLECT2
  28 #define USE_COLLECT2
  29
  30 /* use this until a newer gdb for NeXTStep21 is available */
  31 #define DEFAULT_GDB_EXTENSIONS 0
  32
  33 /* we need the call to __main to start all global destructors and constructors
  34    correctly, so undef INIT_SECTION_ASM_OP, (see libgcc2.c line 1965)
  35    and define INVOKE_main */
  36 #undef  INIT_SECTION_ASM_OP
  37 #define INVOKE__main
  38
  39 /* We call the global destructors, constructors from __main */
  40 #undef TARGET_ASM_CONSTRUCTOR
  41 #undef TARGET_ASM_DESTRUCTOR
  42
  43 #undef ASM_FILE_END
  44 #define ASM_FILE_END(FILE)                                      \
  45   do {                                                          \
  46       if (strcmp (lang_hooks.name, "GNU C++") == 0)             \
  47       {                                                         \
  48         ASM_OUTPUT_ALIGN (FILE, 1);                             \
  49       }                                                         \
  50   } while (0)
  51 /* deleted: destructor_section ();                              \ */
  52 /* deleted: constructor_section ();                             \ */
  53
  54 /* Ensure correct alignment of bss data.  */
  55 /* ASM_OUTPUT_ALIGNED_LOCAL not needed */
  56 /* need ASM_OUTPUT_LOCAL instead for old NeXT-as */
  57 /* look in varasm.c, line 1062 and 1476 */
  58 #undef  ASM_OUTPUT_ALIGNED_LOCAL
  59 #undef ASM_OUTPUT_LOCAL
  60 #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED)  \
  61 ( fputs (".lcomm ", (FILE)),                    \
  62   assemble_name ((FILE), (NAME)),               \
  63   fprintf ((FILE), ",%u\n", (ROUNDED)))
  64