gcc/config/vms/vms.h

   1 /* Definitions of target machine GNU compiler. VMS common version.
   2    Copyright (C) 2003-2009,2011 Free Software Foundation, Inc.
   3    Contributed by Douglas B Rupp (rupp@gnat.com).
   4
   5 This file is part of GCC.
   6
   7 GCC 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 3, or (at your option)
  10 any later version.
  11
  12 GCC 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 GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 #define TARGET_OBJECT_SUFFIX ".obj"
  22 #define TARGET_EXECUTABLE_SUFFIX ".exe"
  23
  24 #define TARGET_OS_CPP_BUILTINS()                     \
  25   do {                                               \
  26     builtin_define_std ("vms");                      \
  27     builtin_define_std ("VMS");                      \
  28     builtin_assert ("system=vms");                   \
  29     SUBTARGET_OS_CPP_BUILTINS();                     \
  30     if (POINTER_SIZE == 64)                          \
  31       {                                              \
  32         builtin_define ("__LONG_POINTERS=1");        \
  33         builtin_define ("__int64=long long");        \
  34       }                                              \
  35   } while (0)
  36
  37 extern void vms_c_register_includes (const char *, const char *, int);
  38 #define TARGET_EXTRA_INCLUDES vms_c_register_includes
  39
  40 /* Tell compiler we want to support VMS pragmas */
  41 #define REGISTER_TARGET_PRAGMAS() vms_c_register_pragma ()
  42
  43 /* By default, allow $ to be part of an identifier.  */
  44 #define DOLLARS_IN_IDENTIFIERS 2
  45
  46 #undef TARGET_ABI_OPEN_VMS
  47 #define TARGET_ABI_OPEN_VMS 1
  48
  49 /* "long" is 32 bits, but 64 bits for Ada.  */
  50 #undef LONG_TYPE_SIZE
  51 #define LONG_TYPE_SIZE 32
  52 #define ADA_LONG_TYPE_SIZE 64
  53
  54 /* Pointer is 32 bits but the hardware has 64-bit addresses, sign extended.  */
  55 #undef POINTER_SIZE
  56 #define POINTER_SIZE 32
  57 #define POINTERS_EXTEND_UNSIGNED 0
  58
  59 /* Always 32 bits.  */
  60 #undef SIZE_TYPE
  61 #define SIZE_TYPE "unsigned int"
  62 #undef PTRDIFF_TYPE
  63 #define PTRDIFF_TYPE "int"
  64
  65 /* VMS doesn't support other sections than .text for code.  */
  66
  67 #define TARGET_ASM_FUNCTION_SECTION vms_function_section