gcc/config/pa/pa-hpux.h

   1 /* Definitions of target machine for GNU compiler, for HP-UX.
   2    Copyright (C) 1991-2021 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 /* HP-UX UNIX features.  */
  21 #undef TARGET_HPUX
  22 #define TARGET_HPUX 1
  23
  24 #undef HPUX_LONG_DOUBLE_LIBRARY
  25 #define HPUX_LONG_DOUBLE_LIBRARY 1
  26
  27 #undef TARGET_DEFAULT
  28 #define TARGET_DEFAULT 0
  29
  30 /* Make GCC agree with types.h.  */
  31 #undef SIZE_TYPE
  32 #undef PTRDIFF_TYPE
  33
  34 #define SIZE_TYPE "unsigned int"
  35 #define PTRDIFF_TYPE "int"
  36
  37 #define LONG_DOUBLE_TYPE_SIZE 128
  38 #define FLOAT_LIB_COMPARE_RETURNS_BOOL(MODE, COMPARISON) ((MODE) == TFmode)
  39
  40 /* GCC always defines __STDC__.  HP C++ compilers don't define it.  This
  41    causes trouble when sys/stdsyms.h is included.  As a work around,
  42    we define __STDC_EXT__.  A similar situation exists with respect to
  43    the definition of __cplusplus.  We define _INCLUDE_LONGLONG
  44    to prevent nlist.h from defining __STDC_32_MODE__ (no longlong
  45    support).  */
  46 #undef TARGET_OS_CPP_BUILTINS
  47 #define TARGET_OS_CPP_BUILTINS()                                \
  48   do                                                            \
  49     {                                                           \
  50         builtin_assert ("system=hpux");                         \
  51         builtin_assert ("system=unix");                         \
  52         builtin_define ("__hp9000s800");                        \
  53         builtin_define ("__hp9000s800__");                      \
  54         builtin_define ("__hp9k8");                             \
  55         builtin_define ("__hp9k8__");                           \
  56         builtin_define ("__hpux");                              \
  57         builtin_define ("__hpux__");                            \
  58         builtin_define ("__unix");                              \
  59         builtin_define ("__unix__");                            \
  60         builtin_define ("__STDC_EXT__");                        \
  61         if (c_dialect_cxx ())                                   \
  62           {                                                     \
  63             builtin_define ("_HPUX_SOURCE");                    \
  64             builtin_define ("_INCLUDE_LONGLONG");               \
  65           }                                                     \
  66         else if (!flag_iso)                                     \
  67           {                                                     \
  68             builtin_define ("_HPUX_SOURCE");                    \
  69             if (preprocessing_trad_p ())                        \
  70               {                                                 \
  71                 builtin_define ("hp9000s800");                  \
  72                 builtin_define ("hp9k8");                       \
  73                 builtin_define ("hppa");                        \
  74                 builtin_define ("hpux");                        \
  75                 builtin_define ("unix");                        \
  76                 builtin_define ("__CLASSIC_C__");               \
  77                 builtin_define ("_PWB");                        \
  78                 builtin_define ("PWB");                         \
  79               }                                                 \
  80           }                                                     \
  81         if (TARGET_SIO)                                         \
  82           builtin_define ("_SIO");                              \
  83         else                                                    \
  84           {                                                     \
  85             builtin_define ("__hp9000s700");                    \
  86             builtin_define ("__hp9000s700__");                  \
  87             builtin_define ("_WSIO");                           \
  88           }                                                     \
  89     }                                                           \
  90   while (0)
  91
  92 /* Like the default, except no -lg.  */
  93 #undef LIB_SPEC
  94 #define LIB_SPEC "%{!shared:%{!p:%{!pg:-lc}}%{p: -L/lib/libp/ -lc}%{pg: -L/lib/libp/ -lc}}"
  95
  96 #undef LINK_SPEC
  97 #if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_PA_11)
  98 #define LINK_SPEC \
  99   "%{!mpa-risc-1-0:%{!march=1.0:%{static:-L/lib/pa1.1 -L/usr/lib/pa1.1 }}}%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
 100 #else
 101 #define LINK_SPEC \
 102   "%{mlinker-opt:-O} %{!shared:-u main} %{static:-a archive} %{g*:-a archive} %{shared:-b}"
 103 #endif
 104
 105 /* hpux11 and earlier don't have fputc_unlocked, so we must inhibit the
 106    transformation of fputs_unlocked and fprintf_unlocked to fputc_unlocked.  */
 107 #define DONT_HAVE_FPUTC_UNLOCKED
 108
 109 /* We want the entry value of SP saved in the frame marker for
 110    compatibility with the HP-UX unwind library.  */
 111 #undef TARGET_HPUX_UNWIND_LIBRARY
 112 #define TARGET_HPUX_UNWIND_LIBRARY 1
 113
 114 #undef TARGET_LIBC_HAS_FUNCTION
 115 #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function