gcc/config/pa/pa-hpux10.h

   1 /* Definitions of target machine for GNU compiler, for HP PA-RISC
   2    Copyright (C) 1995, 1996, 1997, 2000, 2001, 2002, 2003
   3    Free Software Foundation, Inc.
   4    Contributed by Tim Moore (moore@defmacro.cs.utah.edu)
   5
   6 This file is part of GCC.
   7
   8 GCC 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 GCC 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 GCC; see the file COPYING.  If not, write to
  20 the Free Software Foundation, 59 Temple Place - Suite 330,
  21 Boston, MA 02111-1307, USA.  */
  22
  23 /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
  24    causes trouble when sys/stdsyms.h is included.  As a work around,
  25    we define __STDC_EXT__.  A similar situation exists with respect to
  26    the definition of __cplusplus.  We define _INCLUDE_LONGLONG
  27    to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
  28    support).  */
  29 #undef TARGET_OS_CPP_BUILTINS
  30 #define TARGET_OS_CPP_BUILTINS()                                \
  31   do                                                            \
  32     {                                                           \
  33         builtin_assert ("system=hpux");                         \
  34         builtin_assert ("system=unix");                         \
  35         builtin_define ("__hp9000s800");                        \
  36         builtin_define ("__hp9000s800__");                      \
  37         builtin_define ("__hpux");                              \
  38         builtin_define ("__hpux__");                            \
  39         builtin_define ("__unix");                              \
  40         builtin_define ("__unix__");                            \
  41         if (c_dialect_cxx ())                                   \
  42           {                                                     \
  43             builtin_define ("_HPUX_SOURCE");                    \
  44             builtin_define ("_INCLUDE_LONGLONG");               \
  45             builtin_define ("__STDC_EXT__");                    \
  46           }                                                     \
  47         else if (!flag_iso)                                     \
  48           {                                                     \
  49             builtin_define ("_HPUX_SOURCE");                    \
  50             if (preprocessing_trad_p ())                        \
  51               {                                                 \
  52                 builtin_define ("hp9000s800");                  \
  53                 builtin_define ("hppa");                        \
  54                 builtin_define ("hpux");                        \
  55                 builtin_define ("unix");                        \
  56                 builtin_define ("__CLASSIC_C__");               \
  57                 builtin_define ("_PWB");                        \
  58                 builtin_define ("PWB");                         \
  59               }                                                 \
  60             else                                                \
  61               builtin_define ("__STDC_EXT__");                  \
  62           }                                                     \
  63         if (TARGET_SIO)                                         \
  64           builtin_define ("_SIO");                              \
  65         else                                                    \
  66           {                                                     \
  67             builtin_define ("__hp9000s700");                    \
  68             builtin_define ("__hp9000s700__");                  \
  69             builtin_define ("_WSIO");                           \
  70           }                                                     \
  71     }                                                           \
  72   while (0)
  73
  74 #define CPP_SPEC "%{threads: -D_REENTRANT -D_DCE_THREADS}"
  75
  76 /* We can debug dynamically linked executables on hpux9; we also want
  77    dereferencing of a NULL pointer to cause a SEGV.  */
  78 #undef LINK_SPEC
  79 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
  80 #define LINK_SPEC \
  81   "%{!mpa-risc-1-0:%{!shared:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}\
  82    %{!shared:%{p:-L/lib/libp %{!static:\
  83      %nWarning: consider linking with `-static' as system libraries with\n\
  84      %n  profiling support are only provided in archive format}}}\
  85    %{!shared:%{pg:-L/lib/libp %{!static:\
  86      %nWarning: consider linking with `-static' as system libraries with\n\
  87      %n  profiling support are only provided in archive format}}}\
  88    -z %{mlinker-opt:-O} %{!shared:-u main}\
  89    %{static:-a archive} %{shared:-b}"
  90 #else
  91 #define LINK_SPEC \
  92   "%{!shared:%{p:-L/lib/libp %{!static:\
  93      %nWarning: consider linking with `-static' as system libraries with\n\
  94      %n  profiling support are only provided in archive format}}}\
  95    %{!shared:%{pg:-L/lib/libp %{!static:\
  96      %nWarning: consider linking with `-static' as system libraries with\n\
  97      %n  profiling support are only provided in archive format}}}\
  98    -z %{mlinker-opt:-O} %{!shared:-u main}\
  99    %{static:-a archive} %{shared:-b}"
 100 #endif
 101
 102 /* Like the default, except no -lg.  */
 103 #undef LIB_SPEC
 104 #define LIB_SPEC \
 105   "%{!shared:\
 106      %{!p:%{!pg:\
 107        %{!threads:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}\
 108        %{threads:-lcma -lc_r}}}\
 109      %{p:%{!pg:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
 110      %{pg:-lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}"
 111
 112 #undef THREAD_MODEL_SPEC
 113 #define THREAD_MODEL_SPEC "%{!threads:single}%{threads:dce}"
 114
 115 /* Under hpux10, the normal location of the `ld' and `as' programs is the
 116    /usr/ccs/bin directory.  */
 117
 118 #ifndef CROSS_COMPILE
 119 #undef MD_EXEC_PREFIX
 120 #define MD_EXEC_PREFIX "/usr/ccs/bin/"
 121 #endif
 122
 123 /* Under hpux10, the normal location of the various *crt*.o files is
 124    the /usr/ccs/lib directory.  However, the profiling files are in
 125    /opt/langtools/lib.  */
 126
 127 #ifndef CROSS_COMPILE
 128 #undef MD_STARTFILE_PREFIX
 129 #define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
 130 #define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/"
 131 #endif
 132
 133 /* hpux10 has the new HP assembler.  It's still lousy, but it's a whole lot
 134    better than the assembler shipped with older versions of hpux.  */
 135 #undef NEW_HP_ASSEMBLER
 136 #define NEW_HP_ASSEMBLER 1