gcc/config/pa/pa-hpux.h

   1 /* Definitions of target machine for GNU compiler, for HP-UX.
   2    Copyright (C) 1991, 1995, 1996, 2002, 2003, 2004, 2007
   3    Free Software Foundation, Inc.
   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 /* HP-UX UNIX features.  */
  22 #undef TARGET_HPUX
  23 #define TARGET_HPUX 1
  24
  25 #undef TARGET_DEFAULT
  26 #define TARGET_DEFAULT MASK_BIG_SWITCH
  27
  28 /* Make GCC agree with types.h.  */
  29 #undef SIZE_TYPE
  30 #undef PTRDIFF_TYPE
  31
  32 #define SIZE_TYPE "unsigned int"
  33 #define PTRDIFF_TYPE "int"
  34
  35 #define LONG_DOUBLE_TYPE_SIZE 128
  36 #define HPUX_LONG_DOUBLE_LIBRARY
  37 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
  38
  39 /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
  40    causes trouble when sys/stdsyms.h is included.  As a work around,
  41    we define __STDC_EXT__.  A similar situation exists with respect to
  42    the definition of __cplusplus.  We define _INCLUDE_LONGLONG
  43    to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
  44    support).  */
  45 #undef TARGET_OS_CPP_BUILTINS
  46 #define TARGET_OS_CPP_BUILTINS()                                \
  47   do                                                            \
  48     {                                                           \
  49         builtin_assert ("system=hpux");                         \
  50         builtin_assert ("system=unix");                         \
  51         builtin_define ("__hp9000s800");                        \
  52         builtin_define ("__hp9000s800__");                      \
  53         builtin_define ("__hp9k8");                             \
  54         builtin_define ("__hp9k8__");                           \
  55         builtin_define ("__hpux");                              \
  56         builtin_define ("__hpux__");                            \
  57         builtin_define ("__unix");                              \
  58         builtin_define ("__unix__");                            \
  59         if (c_dialect_cxx ())                                   \
  60           {                                                     \
  61             builtin_define ("_HPUX_SOURCE");                    \
  62             builtin_define ("_INCLUDE_LONGLONG");               \
  63             builtin_define ("__STDC_EXT__");                    \
  64           }                                                     \
  65         else if (!flag_iso)                                     \
  66           {                                                     \
  67             builtin_define ("_HPUX_SOURCE");                    \
  68             if (preprocessing_trad_p ())                        \
  69               {                                                 \
  70                 builtin_define ("hp9000s800");                  \
  71                 builtin_define ("hp9k8");                       \
  72                 builtin_define ("hppa");                        \
  73                 builtin_define ("hpux");                        \
  74                 builtin_define ("unix");                        \
  75                 builtin_define ("__CLASSIC_C__");               \
  76                 builtin_define ("_PWB");                        \
  77                 builtin_define ("PWB");                         \
  78               }                                                 \
  79             else                                                \
  80               builtin_define ("__STDC_EXT__");                  \
  81           }                                                     \
  82         if (TARGET_SIO)                                         \
  83           builtin_define ("_SIO");                              \
  84         else                                                    \
  85           {                                                     \
  86             builtin_define ("__hp9000s700");                    \
  87             builtin_define ("__hp9000s700__");                  \
  88             builtin_define ("_WSIO");                           \
  89           }                                                     \
  90     }                                                           \
  91   while (0)
  92
  93 /* Like the default, except no -lg.  */
  94 #undef LIB_SPEC
  95 #define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
  96
  97 #undef LINK_SPEC
  98 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
  99 #define LINK_SPEC \
 100   "%{!mpa-risc-1-0:%{!march=1.0:%{!shared:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}}%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
 101 #else
 102 #define LINK_SPEC \
 103   "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
 104 #endif
 105
 106 /* hpux8 and later have C++ compatible include files, so do not
 107    pretend they are `extern "C"'.  */
 108 #define NO_IMPLICIT_EXTERN_C
 109
 110 /* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
 111    transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
 112 #define DONT_HAVE_FPUTC_UNLOCKED
 113
 114 /* We want the entry value of SP saved in the frame marker for
 115    compatibility with the HP-UX unwind library.  */
 116 #undef TARGET_HPUX_UNWIND_LIBRARY
 117 #define TARGET_HPUX_UNWIND_LIBRARY 1
 118
 119 /* Handle #pragma weak and #pragma pack.  */
 120 #undef HANDLE_SYSV_PRAGMA
 121 #define HANDLE_SYSV_PRAGMA
 122
 123 /* Define this so we can compile MS code for use with WINE.  */
 124 #undef HANDLE_PRAGMA_PACK_PUSH_POP
 125 #define HANDLE_PRAGMA_PACK_PUSH_POP
 126
 127 #define MD_UNWIND_SUPPORT "config/pa/hpux-unwind.h"