gcc/config/i386/lynx-ng.h

   1 /* Definitions for Intel 386 running LynxOS, using Lynx's old as and ld.
   2    Copyright (C) 1993, 1995 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 <i386/gstabs.h>
  22 #include <lynx-ng.h>
  23
  24 #undef CPP_PREDEFINES
  25 #define CPP_PREDEFINES "-Dunix -DI386 -DLynx -DIBITS32 \
  26   -Asystem=unix -Asystem=lynx"
  27
  28 /* Provide required defaults for linker switches.  */
  29
  30 #undef LINK_SPEC
  31 #define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"
  32
  33 /* Apparently LynxOS clobbers ebx when you call into the OS.  */
  34
  35 #undef CALL_USED_REGISTERS
  36 #define CALL_USED_REGISTERS \
  37 /*ax,dx,cx,bx,si,di,bp,sp,st,st1,st2,st3,st4,st5,st6,st7,arg*/ \
  38 {  1, 1, 1, 1, 0, 0, 0, 1, 1,  1,  1,  1,  1,  1,  1,  1,  1 }