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Annotation of GNUtools/cc/config/rs6000/mach.h, revision 1.1.1.1

1.1       root        1: /* Definitions of target machine for GNU compiler,
                      2:    for IBM RS/6000 running MACH.
                      3:    Copyright (C) 1992 Free Software Foundation, Inc.
                      4:    Contributed by Richard Kenner ([email protected])
                      5: 
                      6: This file is part of GNU CC.
                      7: 
                      8: GNU CC is free software; you can redistribute it and/or modify
                      9: it under the terms of the GNU General Public License as published by
                     10: the Free Software Foundation; either version 2, or (at your option)
                     11: any later version.
                     12: 
                     13: GNU CC is distributed in the hope that it will be useful,
                     14: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: GNU General Public License for more details.
                     17: 
                     18: You should have received a copy of the GNU General Public License
                     19: along with GNU CC; see the file COPYING.  If not, write to
                     20: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     21: 
                     22: 
                     23: #include "rs6000/rs6000.h"
                     24: 
                     25: /* We don't define AIX under MACH; instead we define `unix'.  */
                     26: #undef CPP_PREDEFINES
                     27: #define CPP_PREDEFINES "-Drios -D_IBMR2 -Dunix -Asystem(unix) -Asystem(mach) -Acpu(rs6000) -Amachine(rs6000)"
                     28: 
                     29: /* Define different binder options for MACH.  */
                     30: #undef LINK_SPEC
                     31: #define LINK_SPEC \
                     32:  "-T0x10000000 -D0x20000000 -K %{!nostdlib:%{!r*:%{!e*:-e __start}}} \
                     33:   -bnoso -berrmsg -btextro -bhalt:4 -bnodelcsect"
                     34: 
                     35: /* MACH doesn't have atexit.  */
                     36: #undef HAVE_ATEXIT
                     37: 
                     38: /* Don't default to pcc-struct-return, because gcc is the only compiler, and
                     39:    we want to retain compatibility with older gcc versions.  */
                     40: #define DEFAULT_PCC_STRUCT_RETURN 0

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