gcc/config/s390/linux64.h

   1 /* Definitions for Linux for s/390 zSeries
   2    Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
   3    Contributed by Hartmut Penner (hpenner@de.ibm.com) and
   4                   Ulrich Weigand (uweigand@de.ibm.com).
   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 #ifndef _LINUX64_H
  23 #define _LINUX64_H
  24
  25 #undef PTRDIFF_TYPE
  26 #define PTRDIFF_TYPE "long int"
  27
  28 #undef TARGET_DEFAULT
  29 #define TARGET_DEFAULT             0x13
  30
  31 #undef TARGET_VERSION
  32 #define TARGET_VERSION fprintf (stderr, " (Linux for S/390 zSeries 64 bit)");
  33
  34 /* Names to predefine in the preprocessor for this target machine.  */
  35
  36 #undef CPP_PREDEFINES
  37 #define CPP_PREDEFINES \
  38   "-Dlinux -Asystem(linux) -Acpu(s390) -Amachine(s390) -D__s390__ -D__s390x__ \
  39    -Asystem(unix) -Dunix -D__ELF__ \
  40    -D__LONG_MAX__=9223372036854775807L"
  41
  42 #undef  LINK_SPEC
  43 #ifdef CROSS_COMPILE
  44 #define LINK_SPEC "-m elf64_s390 %{shared:-shared} \
  45   %{!shared: \
  46     %{!ibcs: \
  47       %{!static: \
  48         %{rdynamic:-export-dynamic} \
  49         %{!dynamic-linker:-dynamic-linker /lib/ld64.so.1 \
  50         -rpath-link=/usr/local/s390x-ibm-linux/lib}} \
  51         %{static:-static}}}"
  52 #else
  53 #define LINK_SPEC "-m elf64_s390 %{shared:-shared} \
  54   %{!shared: \
  55     %{!ibcs: \
  56       %{!static: \
  57         %{rdynamic:-export-dynamic} \
  58         %{!dynamic-linker:-dynamic-linker /lib/ld64.so.1}} \
  59         %{static:-static}}}"
  60 #endif
  61
  62 #undef INT_ASM_OP
  63 #define INT_ASM_OP "\t.quad\t"
  64
  65 #undef PROMOTE_PROTOTYPES
  66 #undef MASK_RETURN_ADDR
  67 #undef SELECT_SECTION
  68
  69 /* With 64 bit new linkage for floating point registers.  */
  70 #undef CALL_USED_REGISTERS
  71 #define CALL_USED_REGISTERS                     \
  72 { 1, 1, 1, 1,                                   \
  73   1, 1, 0, 0,                                   \
  74   0, 0, 0, 0,                                   \
  75   0, 1, 1, 1,                                   \
  76   1, 1, 1, 1,                                   \
  77   1, 1, 1, 1,                                   \
  78   0, 0, 0, 0,                                   \
  79   0, 0, 0, 0,                                   \
  80   1, 1 }
  81
  82 #endif