gcc/config/m68k/lynx-ng.h

   1 /* Definitions for Motorola 680x0 running LynxOS, using Lynx's old as and ld.
   2    Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
   3
   4 This file is part of GNU CC.
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, USA.  */
  20
  21 #include <m68k/m68k.h>
  22 #include <m68k/coff.h>
  23 #include <lynx-ng.h>
  24
  25 /* See m68k.h.  7 means 68020 with 68881.  */
  26
  27 #ifndef TARGET_DEFAULT
  28 #define TARGET_DEFAULT (MASK_BITFIELD|MASK_68881|MASK_68020)
  29 #endif
  30
  31 /* Names to predefine in the preprocessor for this target machine.  */
  32
  33 #undef CPP_PREDEFINES
  34 #define CPP_PREDEFINES "-Dunix -Dmc68000 -DM68K -DLynx -DIBITS32 -Asystem=unix -Asystem=lynx -Acpu=m68k -Amachine=m68k"
  35
  36 /* Provide required defaults for linker switches.  */
  37
  38 #undef LINK_SPEC
  39 #define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"
  40
  41 /* Every structure or union's size must be a multiple of 2 bytes.  */
  42
  43 #define STRUCTURE_SIZE_BOUNDARY 16